diff options
Diffstat (limited to 'drivers')
124 files changed, 1532 insertions, 865 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 594fcabd22cd..546a3692774f 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -264,6 +264,26 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */ { PCI_VDEVICE(INTEL, 0x3b2c), board_ahci }, /* PCH RAID */ { PCI_VDEVICE(INTEL, 0x3b2f), board_ahci }, /* PCH AHCI */ + { PCI_VDEVICE(INTEL, 0x19b0), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b1), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b2), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b3), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b4), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b5), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b6), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19b7), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19bE), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19bF), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c0), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c1), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c2), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c3), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c4), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c5), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c6), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19c7), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19cE), board_ahci }, /* DNV AHCI */ + { PCI_VDEVICE(INTEL, 0x19cF), board_ahci }, /* DNV AHCI */ { PCI_VDEVICE(INTEL, 0x1c02), board_ahci }, /* CPT AHCI */ { PCI_VDEVICE(INTEL, 0x1c03), board_ahci }, /* CPT AHCI */ { PCI_VDEVICE(INTEL, 0x1c04), board_ahci }, /* CPT RAID */ diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index a4faa438889c..a44c75d4c284 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -250,6 +250,7 @@ enum { AHCI_HFLAG_MULTI_MSI = 0, AHCI_HFLAG_MULTI_MSIX = 0, #endif + AHCI_HFLAG_WAKE_BEFORE_STOP = (1 << 22), /* wake before DMA stop */ /* ap->flags bits */ diff --git a/drivers/ata/ahci_brcmstb.c b/drivers/ata/ahci_brcmstb.c index b36cae2fd04b..e87bcec0fd7c 100644 --- a/drivers/ata/ahci_brcmstb.c +++ b/drivers/ata/ahci_brcmstb.c @@ -317,6 +317,7 @@ static int brcm_ahci_probe(struct platform_device *pdev) if (IS_ERR(hpriv)) return PTR_ERR(hpriv); hpriv->plat_data = priv; + hpriv->flags = AHCI_HFLAG_WAKE_BEFORE_STOP; brcm_sata_alpm_init(hpriv); diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c index d61740e78d6d..402967902cbe 100644 --- a/drivers/ata/libahci.c +++ b/drivers/ata/libahci.c @@ -496,8 +496,8 @@ void ahci_save_initial_config(struct device *dev, struct ahci_host_priv *hpriv) } } - /* fabricate port_map from cap.nr_ports */ - if (!port_map) { + /* fabricate port_map from cap.nr_ports for < AHCI 1.3 */ + if (!port_map && vers < 0x10300) { port_map = (1 << ahci_nr_ports(cap)) - 1; dev_warn(dev, "forcing PORTS_IMPL to 0x%x\n", port_map); @@ -593,8 +593,22 @@ EXPORT_SYMBOL_GPL(ahci_start_engine); int ahci_stop_engine(struct ata_port *ap) { void __iomem *port_mmio = ahci_port_base(ap); + struct ahci_host_priv *hpriv = ap->host->private_data; u32 tmp; + /* + * On some controllers, stopping a port's DMA engine while the port + * is in ALPM state (partial or slumber) results in failures on + * subsequent DMA engine starts. For those controllers, put the + * port back in active state before stopping its DMA engine. + */ + if ((hpriv->flags & AHCI_HFLAG_WAKE_BEFORE_STOP) && + (ap->link.lpm_policy > ATA_LPM_MAX_POWER) && + ahci_set_lpm(&ap->link, ATA_LPM_MAX_POWER, ATA_LPM_WAKE_ONLY)) { + dev_err(ap->host->dev, "Failed to wake up port before engine stop\n"); + return -EIO; + } + tmp = readl(port_mmio + PORT_CMD); /* check if the HBA is idle */ @@ -689,6 +703,9 @@ static int ahci_set_lpm(struct ata_link *link, enum ata_lpm_policy policy, void __iomem *port_mmio = ahci_port_base(ap); if (policy != ATA_LPM_MAX_POWER) { + /* wakeup flag only applies to the max power policy */ + hints &= ~ATA_LPM_WAKE_ONLY; + /* * Disable interrupts on Phy Ready. This keeps us from * getting woken up due to spurious phy ready @@ -704,7 +721,8 @@ static int ahci_set_lpm(struct ata_link *link, enum ata_lpm_policy policy, u32 cmd = readl(port_mmio + PORT_CMD); if (policy == ATA_LPM_MAX_POWER || !(hints & ATA_LPM_HIPM)) { - cmd &= ~(PORT_CMD_ASP | PORT_CMD_ALPE); + if (!(hints & ATA_LPM_WAKE_ONLY)) + cmd &= ~(PORT_CMD_ASP | PORT_CMD_ALPE); cmd |= PORT_CMD_ICC_ACTIVE; writel(cmd, port_mmio + PORT_CMD); @@ -712,6 +730,9 @@ static int ahci_set_lpm(struct ata_link *link, enum ata_lpm_policy policy, /* wait 10ms to be sure we've come out of LPM state */ ata_msleep(ap, 10); + + if (hints & ATA_LPM_WAKE_ONLY) + return 0; } else { cmd |= PORT_CMD_ALPE; if (policy == ATA_LPM_MIN_POWER) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index cbb74719d2c1..55e257c268dd 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4125,6 +4125,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "SAMSUNG CD-ROM SN-124", "N001", ATA_HORKAGE_NODMA }, { "Seagate STT20000A", NULL, ATA_HORKAGE_NODMA }, { " 2GB ATA Flash Disk", "ADMA428M", ATA_HORKAGE_NODMA }, + { "VRFDFC22048UCHC-TE*", NULL, ATA_HORKAGE_NODMA }, /* Odd clown on sil3726/4726 PMPs */ { "Config Disk", NULL, ATA_HORKAGE_DISABLE }, diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index cdf6215a9a22..051b6158d1b7 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -997,12 +997,9 @@ static inline int ata_hsm_ok_in_wq(struct ata_port *ap, static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq) { struct ata_port *ap = qc->ap; - unsigned long flags; if (ap->ops->error_handler) { if (in_wq) { - spin_lock_irqsave(ap->lock, flags); - /* EH might have kicked in while host lock is * released. */ @@ -1014,8 +1011,6 @@ static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq) } else ata_port_freeze(ap); } - - spin_unlock_irqrestore(ap->lock, flags); } else { if (likely(!(qc->err_mask & AC_ERR_HSM))) ata_qc_complete(qc); @@ -1024,10 +1019,8 @@ static void ata_hsm_qc_complete(struct ata_queued_cmd *qc, int in_wq) } } else { if (in_wq) { - spin_lock_irqsave(ap->lock, flags); ata_sff_irq_on(ap); ata_qc_complete(qc); - spin_unlock_irqrestore(ap->lock, flags); } else ata_qc_complete(qc); } @@ -1048,9 +1041,10 @@ int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc, { struct ata_link *link = qc->dev->link; struct ata_eh_info *ehi = &link->eh_info; - unsigned long flags = 0; int poll_next; + lockdep_assert_held(ap->lock); + WARN_ON_ONCE((qc->flags & ATA_QCFLAG_ACTIVE) == 0); /* Make sure ata_sff_qc_issue() does not throw things @@ -1112,14 +1106,6 @@ fsm_start: } } - /* Send the CDB (atapi) or the first data block (ata pio out). - * During the state transition, interrupt handler shouldn't - * be invoked before the data transfer is complete and - * hsm_task_state is changed. Hence, the following locking. - */ - if (in_wq) - spin_lock_irqsave(ap->lock, flags); - if (qc->tf.protocol == ATA_PROT_PIO) { /* PIO data out protocol. * send first data block. @@ -1135,9 +1121,6 @@ fsm_start: /* send CDB */ atapi_send_cdb(ap, qc); - if (in_wq) - spin_unlock_irqrestore(ap->lock, flags); - /* if polling, ata_sff_pio_task() handles the rest. * otherwise, interrupt handler takes over from here. */ @@ -1296,7 +1279,8 @@ fsm_start: break; default: poll_next = 0; - BUG(); + WARN(true, "ata%d: SFF host state machine in invalid state %d", + ap->print_id, ap->hsm_task_state); } return poll_next; @@ -1361,12 +1345,14 @@ static void ata_sff_pio_task(struct work_struct *work) u8 status; int poll_next; + spin_lock_irq(ap->lock); + BUG_ON(ap->sff_pio_task_link == NULL); /* qc can be NULL if timeout occurred */ qc = ata_qc_from_tag(ap, link->active_tag); if (!qc) { ap->sff_pio_task_link = NULL; - return; + goto out_unlock; } fsm_start: @@ -1381,11 +1367,14 @@ fsm_start: */ status = ata_sff_busy_wait(ap, ATA_BUSY, 5); if (status & ATA_BUSY) { + spin_unlock_irq(ap->lock); ata_msleep(ap, 2); + spin_lock_irq(ap->lock); + status = ata_sff_busy_wait(ap, ATA_BUSY, 10); if (status & ATA_BUSY) { ata_sff_queue_pio_task(link, ATA_SHORT_PAUSE); - return; + goto out_unlock; } } @@ -1402,6 +1391,8 @@ fsm_start: */ if (poll_next) goto fsm_start; +out_unlock: + spin_unlock_irq(ap->lock); } /** diff --git a/drivers/base/component.c b/drivers/base/component.c index 2085b234f7c8..89b032f2ffd2 100644 --- a/drivers/base/component.c +++ b/drivers/base/component.c @@ -206,6 +206,8 @@ static void component_match_release(struct device *master, if (mc->release) mc->release(master, mc->data); } + + kfree(match->compare); } static void devm_component_match_release(struct device *dev, void *res) @@ -221,14 +223,14 @@ static int component_match_realloc(struct device *dev, if (match->alloc == num) return 0; - new = devm_kmalloc_array(dev, num, sizeof(*new), GFP_KERNEL); + new = kmalloc_array(num, sizeof(*new), GFP_KERNEL); if (!new) return -ENOMEM; if (match->compare) { memcpy(new, match->compare, sizeof(*new) * min(match->num, num)); - devm_kfree(dev, match->compare); + kfree(match->compare); } match->compare = new; match->alloc = num; @@ -283,6 +285,24 @@ void component_match_add_release(struct device *master, } EXPORT_SYMBOL(component_match_add_release); +static void free_master(struct master *master) +{ + struct component_match *match = master->match; + int i; + + list_del(&master->node); + + if (match) { + for (i = 0; i < match->num; i++) { + struct component *c = match->compare[i].component; + if (c) + c->master = NULL; + } + } + + kfree(master); +} + int component_master_add_with_match(struct device *dev, const struct component_master_ops *ops, struct component_match *match) @@ -309,11 +329,9 @@ int component_master_add_with_match(struct device *dev, ret = try_to_bring_up_master(master, NULL); - if (ret < 0) { - /* Delete off the list if we weren't successful */ - list_del(&master->node); - kfree(master); - } + if (ret < 0) + free_master(master); + mutex_unlock(&component_mutex); return ret < 0 ? ret : 0; @@ -324,25 +342,12 @@ void component_master_del(struct device *dev, const struct component_master_ops *ops) { struct master *master; - int i; mutex_lock(&component_mutex); master = __master_find(dev, ops); if (master) { - struct component_match *match = master->match; - take_down_master(master); - - list_del(&master->node); - - if (match) { - for (i = 0; i < match->num; i++) { - struct component *c = match->compare[i].component; - if (c) - c->master = NULL; - } - } - kfree(master); + free_master(master); } mutex_unlock(&component_mutex); } @@ -486,6 +491,8 @@ int component_add(struct device *dev, const struct component_ops *ops) ret = try_to_bring_up_masters(component); if (ret < 0) { + if (component->master) + remove_component(component->master, component); list_del(&component->node); kfree(component); diff --git a/drivers/base/regmap/regmap-mmio.c b/drivers/base/regmap/regmap-mmio.c index 8812bfb9e3b8..eea51569f0eb 100644 --- a/drivers/base/regmap/regmap-mmio.c +++ b/drivers/base/regmap/regmap-mmio.c @@ -133,17 +133,17 @@ static int regmap_mmio_gather_write(void *context, while (val_size) { switch (ctx->val_bytes) { case 1: - __raw_writeb(*(u8 *)val, ctx->regs + offset); + writeb(*(u8 *)val, ctx->regs + offset); break; case 2: - __raw_writew(*(u16 *)val, ctx->regs + offset); + writew(*(u16 *)val, ctx->regs + offset); break; case 4: - __raw_writel(*(u32 *)val, ctx->regs + offset); + writel(*(u32 *)val, ctx->regs + offset); break; #ifdef CONFIG_64BIT case 8: - __raw_writeq(*(u64 *)val, ctx->regs + offset); + writeq(*(u64 *)val, ctx->regs + offset); break; #endif default: @@ -193,17 +193,17 @@ static int regmap_mmio_read(void *context, while (val_size) { switch (ctx->val_bytes) { case 1: - *(u8 *)val = __raw_readb(ctx->regs + offset); + *(u8 *)val = readb(ctx->regs + offset); break; case 2: - *(u16 *)val = __raw_readw(ctx->regs + offset); + *(u16 *)val = readw(ctx->regs + offset); break; case 4: - *(u32 *)val = __raw_readl(ctx->regs + offset); + *(u32 *)val = readl(ctx->regs + offset); break; #ifdef CONFIG_64BIT case 8: - *(u64 *)val = __raw_readq(ctx->regs + offset); + *(u64 *)val = readq(ctx->regs + offset); break; #endif default: diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c index 20de861aa0ea..8bf9914d4d15 100644 --- a/drivers/crypto/atmel-sha.c +++ b/drivers/crypto/atmel-sha.c @@ -782,7 +782,7 @@ static void atmel_sha_finish_req(struct ahash_request *req, int err) dd->flags &= ~(SHA_FLAGS_BUSY | SHA_FLAGS_FINAL | SHA_FLAGS_CPU | SHA_FLAGS_DMA_READY | SHA_FLAGS_OUTPUT_READY); - clk_disable_unprepare(dd->iclk); + clk_disable(dd->iclk); if (req->base.complete) req->base.complete(&req->base, err); @@ -795,7 +795,7 @@ static int atmel_sha_hw_init(struct atmel_sha_dev *dd) { int err; - err = clk_prepare_enable(dd->iclk); + err = clk_enable(dd->iclk); if (err) return err; @@ -822,7 +822,7 @@ static void atmel_sha_hw_version_init(struct atmel_sha_dev *dd) dev_info(dd->dev, "version: 0x%x\n", dd->hw_version); - clk_disable_unprepare(dd->iclk); + clk_disable(dd->iclk); } static int atmel_sha_handle_queue(struct atmel_sha_dev *dd, @@ -1410,6 +1410,10 @@ static int atmel_sha_probe(struct platform_device *pdev) goto res_err; } + err = clk_prepare(sha_dd->iclk); + if (err) + goto res_err; + atmel_sha_hw_version_init(sha_dd); atmel_sha_get_cap(sha_dd); @@ -1421,12 +1425,12 @@ static int atmel_sha_probe(struct platform_device *pdev) if (IS_ERR(pdata)) { dev_err(&pdev->dev, "platform data not available\n"); err = PTR_ERR(pdata); - goto res_err; + goto iclk_unprepare; } } if (!pdata->dma_slave) { err = -ENXIO; - goto res_err; + goto iclk_unprepare; } err = atmel_sha_dma_init(sha_dd, pdata); if (err) @@ -1457,6 +1461,8 @@ err_algs: if (sha_dd->caps.has_dma) atmel_sha_dma_cleanup(sha_dd); err_sha_dma: +iclk_unprepare: + clk_unprepare(sha_dd->iclk); res_err: tasklet_kill(&sha_dd->done_task); sha_dd_err: @@ -1483,12 +1489,7 @@ static int atmel_sha_remove(struct platform_device *pdev) if (sha_dd->caps.has_dma) atmel_sha_dma_cleanup(sha_dd); - iounmap(sha_dd->io_base); - - clk_put(sha_dd->iclk); - - if (sha_dd->irq >= 0) - free_irq(sha_dd->irq, sha_dd); + clk_unprepare(sha_dd->iclk); return 0; } diff --git a/drivers/crypto/marvell/cesa.c b/drivers/crypto/marvell/cesa.c index 0643e3366e33..c0656e7f37b5 100644 --- a/drivers/crypto/marvell/cesa.c +++ b/drivers/crypto/marvell/cesa.c @@ -306,7 +306,7 @@ static int mv_cesa_dev_dma_init(struct mv_cesa_dev *cesa) return -ENOMEM; dma->padding_pool = dmam_pool_create("cesa_padding", dev, 72, 1, 0); - if (!dma->cache_pool) + if (!dma->padding_pool) return -ENOMEM; cesa->dma = dma; diff --git a/drivers/gpio/gpio-altera.c b/drivers/gpio/gpio-altera.c index 2aeaebd1c6e7..3f87a03abc22 100644 --- a/drivers/gpio/gpio-altera.c +++ b/drivers/gpio/gpio-altera.c @@ -312,8 +312,8 @@ static int altera_gpio_probe(struct platform_device *pdev) handle_simple_irq, IRQ_TYPE_NONE); if (ret) { - dev_info(&pdev->dev, "could not add irqchip\n"); - return ret; + dev_err(&pdev->dev, "could not add irqchip\n"); + goto teardown; } gpiochip_set_chained_irqchip(&altera_gc->mmchip.gc, @@ -326,6 +326,7 @@ static int altera_gpio_probe(struct platform_device *pdev) skip_irq: return 0; teardown: + of_mm_gpiochip_remove(&altera_gc->mmchip); pr_err("%s: registration failed with status %d\n", node->full_name, ret); diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c index ec58f4288649..cd007a67b302 100644 --- a/drivers/gpio/gpio-davinci.c +++ b/drivers/gpio/gpio-davinci.c @@ -195,7 +195,7 @@ static int davinci_gpio_of_xlate(struct gpio_chip *gc, static int davinci_gpio_probe(struct platform_device *pdev) { int i, base; - unsigned ngpio; + unsigned ngpio, nbank; struct davinci_gpio_controller *chips; struct davinci_gpio_platform_data *pdata; struct davinci_gpio_regs __iomem *regs; @@ -224,8 +224,9 @@ static int davinci_gpio_probe(struct platform_device *pdev) if (WARN_ON(ARCH_NR_GPIOS < ngpio)) ngpio = ARCH_NR_GPIOS; + nbank = DIV_ROUND_UP(ngpio, 32); chips = devm_kzalloc(dev, - ngpio * sizeof(struct davinci_gpio_controller), + nbank * sizeof(struct davinci_gpio_controller), GFP_KERNEL); if (!chips) return -ENOMEM; @@ -511,7 +512,7 @@ static int davinci_gpio_irq_setup(struct platform_device *pdev) return irq; } - irq_domain = irq_domain_add_legacy(NULL, ngpio, irq, 0, + irq_domain = irq_domain_add_legacy(dev->of_node, ngpio, irq, 0, &davinci_gpio_irq_ops, chips); if (!irq_domain) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 82edf95b7740..5e7770f9a415 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -87,6 +87,8 @@ extern int amdgpu_sched_jobs; extern int amdgpu_sched_hw_submission; extern int amdgpu_enable_semaphores; extern int amdgpu_powerplay; +extern unsigned amdgpu_pcie_gen_cap; +extern unsigned amdgpu_pcie_lane_cap; #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ @@ -132,47 +134,6 @@ extern int amdgpu_powerplay; #define AMDGPU_RESET_VCE (1 << 13) #define AMDGPU_RESET_VCE1 (1 << 14) -/* CG block flags */ -#define AMDGPU_CG_BLOCK_GFX (1 << 0) -#define AMDGPU_CG_BLOCK_MC (1 << 1) -#define AMDGPU_CG_BLOCK_SDMA (1 << 2) -#define AMDGPU_CG_BLOCK_UVD (1 << 3) -#define AMDGPU_CG_BLOCK_VCE (1 << 4) -#define AMDGPU_CG_BLOCK_HDP (1 << 5) -#define AMDGPU_CG_BLOCK_BIF (1 << 6) - -/* CG flags */ -#define AMDGPU_CG_SUPPORT_GFX_MGCG (1 << 0) -#define AMDGPU_CG_SUPPORT_GFX_MGLS (1 << 1) -#define AMDGPU_CG_SUPPORT_GFX_CGCG (1 << 2) -#define AMDGPU_CG_SUPPORT_GFX_CGLS (1 << 3) -#define AMDGPU_CG_SUPPORT_GFX_CGTS (1 << 4) -#define AMDGPU_CG_SUPPORT_GFX_CGTS_LS (1 << 5) -#define AMDGPU_CG_SUPPORT_GFX_CP_LS (1 << 6) -#define AMDGPU_CG_SUPPORT_GFX_RLC_LS (1 << 7) -#define AMDGPU_CG_SUPPORT_MC_LS (1 << 8) -#define AMDGPU_CG_SUPPORT_MC_MGCG (1 << 9) -#define AMDGPU_CG_SUPPORT_SDMA_LS (1 << 10) -#define AMDGPU_CG_SUPPORT_SDMA_MGCG (1 << 11) -#define AMDGPU_CG_SUPPORT_BIF_LS (1 << 12) -#define AMDGPU_CG_SUPPORT_UVD_MGCG (1 << 13) -#define AMDGPU_CG_SUPPORT_VCE_MGCG (1 << 14) -#define AMDGPU_CG_SUPPORT_HDP_LS (1 << 15) -#define AMDGPU_CG_SUPPORT_HDP_MGCG (1 << 16) - -/* PG flags */ -#define AMDGPU_PG_SUPPORT_GFX_PG (1 << 0) -#define AMDGPU_PG_SUPPORT_GFX_SMG (1 << 1) -#define AMDGPU_PG_SUPPORT_GFX_DMG (1 << 2) -#define AMDGPU_PG_SUPPORT_UVD (1 << 3) -#define AMDGPU_PG_SUPPORT_VCE (1 << 4) -#define AMDGPU_PG_SUPPORT_CP (1 << 5) -#define AMDGPU_PG_SUPPORT_GDS (1 << 6) -#define AMDGPU_PG_SUPPORT_RLC_SMU_HS (1 << 7) -#define AMDGPU_PG_SUPPORT_SDMA (1 << 8) -#define AMDGPU_PG_SUPPORT_ACP (1 << 9) -#define AMDGPU_PG_SUPPORT_SAMU (1 << 10) - /* GFX current status */ #define AMDGPU_GFX_NORMAL_MODE 0x00000000L #define AMDGPU_GFX_SAFE_MODE 0x00000001L @@ -606,8 +567,6 @@ struct amdgpu_sa_manager { uint32_t align; }; -struct amdgpu_sa_bo; - /* sub-allocation buffer */ struct amdgpu_sa_bo { struct list_head olist; @@ -2360,6 +2319,8 @@ bool amdgpu_ttm_bo_is_amdgpu_bo(struct ttm_buffer_object *bo); int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr, uint32_t flags); bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm); +bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start, + unsigned long end); bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm); uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm, struct ttm_mem_reg *mem); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index a081dda9fa2f..7a4b101e10c6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -795,6 +795,12 @@ static int amdgpu_cgs_query_system_info(void *cgs_device, case CGS_SYSTEM_INFO_PCIE_MLW: sys_info->value = adev->pm.pcie_mlw_mask; break; + case CGS_SYSTEM_INFO_CG_FLAGS: + sys_info->value = adev->cg_flags; + break; + case CGS_SYSTEM_INFO_PG_FLAGS: + sys_info->value = adev->pg_flags; + break; default: return -ENODEV; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 65531463f88e..51bfc114584e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1795,15 +1795,20 @@ int amdgpu_resume_kms(struct drm_device *dev, bool resume, bool fbcon) } /* post card */ - amdgpu_atom_asic_init(adev->mode_info.atom_context); + if (!amdgpu_card_posted(adev)) + amdgpu_atom_asic_init(adev->mode_info.atom_context); r = amdgpu_resume(adev); + if (r) + DRM_ERROR("amdgpu_resume failed (%d).\n", r); amdgpu_fence_driver_resume(adev); - r = amdgpu_ib_ring_tests(adev); - if (r) - DRM_ERROR("ib ring test failed (%d).\n", r); + if (resume) { + r = amdgpu_ib_ring_tests(adev); + if (r) + DRM_ERROR("ib ring test failed (%d).\n", r); + } r = amdgpu_late_init(adev); if (r) @@ -1933,80 +1938,97 @@ retry: return r; } +#define AMDGPU_DEFAULT_PCIE_GEN_MASK 0x30007 /* gen: chipset 1/2, asic 1/2/3 */ +#define AMDGPU_DEFAULT_PCIE_MLW_MASK 0x2f0000 /* 1/2/4/8/16 lanes */ + void amdgpu_get_pcie_info(struct amdgpu_device *adev) { u32 mask; int ret; - if (pci_is_root_bus(adev->pdev->bus)) - return; + if (amdgpu_pcie_gen_cap) + adev->pm.pcie_gen_mask = amdgpu_pcie_gen_cap; - if (amdgpu_pcie_gen2 == 0) - return; + if (amdgpu_pcie_lane_cap) + adev->pm.pcie_mlw_mask = amdgpu_pcie_lane_cap; - if (adev->flags & AMD_IS_APU) + /* covers APUs as well */ + if (pci_is_root_bus(adev->pdev->bus)) { + if (adev->pm.pcie_gen_mask == 0) + adev->pm.pcie_gen_mask = AMDGPU_DEFAULT_PCIE_GEN_MASK; + if (adev->pm.pcie_mlw_mask == 0) + adev->pm.pcie_mlw_mask = AMDGPU_DEFAULT_PCIE_MLW_MASK; return; + } - ret = drm_pcie_get_speed_cap_mask(adev->ddev, &mask); - if (!ret) { - adev->pm.pcie_gen_mask = (CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1 | - CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2 | - CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN3); - - if (mask & DRM_PCIE_SPEED_25) - adev->pm.pcie_gen_mask |= CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1; - if (mask & DRM_PCIE_SPEED_50) - adev->pm.pcie_gen_mask |= CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2; - if (mask & DRM_PCIE_SPEED_80) - adev->pm.pcie_gen_mask |= CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3; - } - ret = drm_pcie_get_max_link_width(adev->ddev, &mask); - if (!ret) { - switch (mask) { - case 32: - adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X32 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); - break; - case 16: - adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); - break; - case 12: - adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); - break; - case 8: - adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); - break; - case 4: - adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); - break; - case 2: - adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | - CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); - break; - case 1: - adev->pm.pcie_mlw_mask = CAIL_PCIE_LINK_WIDTH_SUPPORT_X1; - break; - default: - break; + if (adev->pm.pcie_gen_mask == 0) { + ret = drm_pcie_get_speed_cap_mask(adev->ddev, &mask); + if (!ret) { + adev->pm.pcie_gen_mask = (CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1 | + CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2 | + CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN3); + + if (mask & DRM_PCIE_SPEED_25) + adev->pm.pcie_gen_mask |= CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1; + if (mask & DRM_PCIE_SPEED_50) + adev->pm.pcie_gen_mask |= CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2; + if (mask & DRM_PCIE_SPEED_80) + adev->pm.pcie_gen_mask |= CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3; + } else { + adev->pm.pcie_gen_mask = AMDGPU_DEFAULT_PCIE_GEN_MASK; + } + } + if (adev->pm.pcie_mlw_mask == 0) { + ret = drm_pcie_get_max_link_width(adev->ddev, &mask); + if (!ret) { + switch (mask) { + case 32: + adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X32 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); + break; + case 16: + adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X16 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); + break; + case 12: + adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X12 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); + break; + case 8: + adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); + break; + case 4: + adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); + break; + case 2: + adev->pm.pcie_mlw_mask = (CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 | + CAIL_PCIE_LINK_WIDTH_SUPPORT_X1); + break; + case 1: + adev->pm.pcie_mlw_mask = CAIL_PCIE_LINK_WIDTH_SUPPORT_X1; + break; + default: + break; + } + } else { + adev->pm.pcie_mlw_mask = AMDGPU_DEFAULT_PCIE_MLW_MASK; } } } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 9c1af8976bef..9ef1db87cf26 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -83,6 +83,8 @@ int amdgpu_sched_jobs = 32; int amdgpu_sched_hw_submission = 2; int amdgpu_enable_semaphores = 0; int amdgpu_powerplay = -1; +unsigned amdgpu_pcie_gen_cap = 0; +unsigned amdgpu_pcie_lane_cap = 0; MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing, in megabytes"); module_param_named(vramlimit, amdgpu_vram_limit, int, 0600); @@ -170,6 +172,12 @@ MODULE_PARM_DESC(powerplay, "Powerplay component (1 = enable, 0 = disable, -1 = module_param_named(powerplay, amdgpu_powerplay, int, 0444); #endif +MODULE_PARM_DESC(pcie_gen_cap, "PCIE Gen Caps (0: autodetect (default))"); +module_param_named(pcie_gen_cap, amdgpu_pcie_gen_cap, uint, 0444); + +MODULE_PARM_DESC(pcie_lane_cap, "PCIE Lane Caps (0: autodetect (default))"); +module_param_named(pcie_lane_cap, amdgpu_pcie_lane_cap, uint, 0444); + static struct pci_device_id pciidlist[] = { #ifdef CONFIG_DRM_AMDGPU_CIK /* Kaveri */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c index b1969f2b2038..d4e2780c0796 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c @@ -142,7 +142,8 @@ static void amdgpu_mn_invalidate_range_start(struct mmu_notifier *mn, list_for_each_entry(bo, &node->bos, mn_list) { - if (!bo->tbo.ttm || bo->tbo.ttm->state != tt_bound) + if (!amdgpu_ttm_tt_affect_userptr(bo->tbo.ttm, start, + end)) continue; r = amdgpu_bo_reserve(bo, true); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c index 8b88edb0434b..ca72a2e487b9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c @@ -354,12 +354,15 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, for (i = 0, count = 0; i < AMDGPU_MAX_RINGS; ++i) if (fences[i]) - fences[count++] = fences[i]; + fences[count++] = fence_get(fences[i]); if (count) { spin_unlock(&sa_manager->wq.lock); t = fence_wait_any_timeout(fences, count, false, MAX_SCHEDULE_TIMEOUT); + for (i = 0; i < count; ++i) + fence_put(fences[i]); + r = (t > 0) ? 0 : t; spin_lock(&sa_manager->wq.lock); } else { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 55cf05e1c81c..6442a06d6fdc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -783,6 +783,25 @@ bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm) return !!gtt->userptr; } +bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start, + unsigned long end) +{ + struct amdgpu_ttm_tt *gtt = (void *)ttm; + unsigned long size; + + if (gtt == NULL) + return false; + + if (gtt->ttm.ttm.state != tt_bound || !gtt->userptr) + return false; + + size = (unsigned long)gtt->ttm.ttm.num_pages * PAGE_SIZE; + if (gtt->userptr > end || gtt->userptr + size <= start) + return false; + + return true; +} + bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm) { struct amdgpu_ttm_tt *gtt = (void *)ttm; diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 8b4731d4e10e..474ca02b0949 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -31,6 +31,7 @@ #include "ci_dpm.h" #include "gfx_v7_0.h" #include "atom.h" +#include "amd_pcie.h" #include <linux/seq_file.h> #include "smu/smu_7_0_1_d.h" @@ -5835,18 +5836,16 @@ static int ci_dpm_init(struct amdgpu_device *adev) u8 frev, crev; struct ci_power_info *pi; int ret; - u32 mask; pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL); if (pi == NULL) return -ENOMEM; adev->pm.dpm.priv = pi; - ret = drm_pcie_get_speed_cap_mask(adev->ddev, &mask); - if (ret) - pi->sys_pcie_mask = 0; - else - pi->sys_pcie_mask = mask; + pi->sys_pcie_mask = + (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_MASK) >> + CAIL_PCIE_LINK_SPEED_SUPPORT_SHIFT; + pi->force_pcie_gen = AMDGPU_PCIE_GEN_INVALID; pi->pcie_gen_performance.max = AMDGPU_PCIE_GEN1; diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c index fd9c9588ef46..155965ed14a3 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik.c +++ b/drivers/gpu/drm/amd/amdgpu/cik.c @@ -1762,6 +1762,9 @@ static void cik_program_aspm(struct amdgpu_device *adev) if (amdgpu_aspm == 0) return; + if (pci_is_root_bus(adev->pdev->bus)) + return; + /* XXX double check APUs */ if (adev->flags & AMD_IS_APU) return; @@ -2332,72 +2335,72 @@ static int cik_common_early_init(void *handle) switch (adev->asic_type) { case CHIP_BONAIRE: adev->cg_flags = - AMDGPU_CG_SUPPORT_GFX_MGCG | - AMDGPU_CG_SUPPORT_GFX_MGLS | - /*AMDGPU_CG_SUPPORT_GFX_CGCG |*/ - AMDGPU_CG_SUPPORT_GFX_CGLS | - AMDGPU_CG_SUPPORT_GFX_CGTS | - AMDGPU_CG_SUPPORT_GFX_CGTS_LS | - AMDGPU_CG_SUPPORT_GFX_CP_LS | - AMDGPU_CG_SUPPORT_MC_LS | - AMDGPU_CG_SUPPORT_MC_MGCG | - AMDGPU_CG_SUPPORT_SDMA_MGCG | - AMDGPU_CG_SUPPORT_SDMA_LS | - AMDGPU_CG_SUPPORT_BIF_LS | - AMDGPU_CG_SUPPORT_VCE_MGCG | - AMDGPU_CG_SUPPORT_UVD_MGCG | - AMDGPU_CG_SUPPORT_HDP_LS | - AMDGPU_CG_SUPPORT_HDP_MGCG; + AMD_CG_SUPPORT_GFX_MGCG | + AMD_CG_SUPPORT_GFX_MGLS | + /*AMD_CG_SUPPORT_GFX_CGCG |*/ + AMD_CG_SUPPORT_GFX_CGLS | + AMD_CG_SUPPORT_GFX_CGTS | + AMD_CG_SUPPORT_GFX_CGTS_LS | + AMD_CG_SUPPORT_GFX_CP_LS | + AMD_CG_SUPPORT_MC_LS | + AMD_CG_SUPPORT_MC_MGCG | + AMD_CG_SUPPORT_SDMA_MGCG | + AMD_CG_SUPPORT_SDMA_LS | + AMD_CG_SUPPORT_BIF_LS | + AMD_CG_SUPPORT_VCE_MGCG | + AMD_CG_SUPPORT_UVD_MGCG | + AMD_CG_SUPPORT_HDP_LS | + AMD_CG_SUPPORT_HDP_MGCG; adev->pg_flags = 0; adev->external_rev_id = adev->rev_id + 0x14; break; case CHIP_HAWAII: adev->cg_flags = - AMDGPU_CG_SUPPORT_GFX_MGCG | - AMDGPU_CG_SUPPORT_GFX_MGLS | - /*AMDGPU_CG_SUPPORT_GFX_CGCG |*/ - AMDGPU_CG_SUPPORT_GFX_CGLS | - AMDGPU_CG_SUPPORT_GFX_CGTS | - AMDGPU_CG_SUPPORT_GFX_CP_LS | - AMDGPU_CG_SUPPORT_MC_LS | - AMDGPU_CG_SUPPORT_MC_MGCG | - AMDGPU_CG_SUPPORT_SDMA_MGCG | - AMDGPU_CG_SUPPORT_SDMA_LS | - AMDGPU_CG_SUPPORT_BIF_LS | - AMDGPU_CG_SUPPORT_VCE_MGCG | - AMDGPU_CG_SUPPORT_UVD_MGCG | - AMDGPU_CG_SUPPORT_HDP_LS | - AMDGPU_CG_SUPPORT_HDP_MGCG; + AMD_CG_SUPPORT_GFX_MGCG | + AMD_CG_SUPPORT_GFX_MGLS | + /*AMD_CG_SUPPORT_GFX_CGCG |*/ + AMD_CG_SUPPORT_GFX_CGLS | + AMD_CG_SUPPORT_GFX_CGTS | + AMD_CG_SUPPORT_GFX_CP_LS | + AMD_CG_SUPPORT_MC_LS | + AMD_CG_SUPPORT_MC_MGCG | + AMD_CG_SUPPORT_SDMA_MGCG | + AMD_CG_SUPPORT_SDMA_LS | + AMD_CG_SUPPORT_BIF_LS | + AMD_CG_SUPPORT_VCE_MGCG | + AMD_CG_SUPPORT_UVD_MGCG | + AMD_CG_SUPPORT_HDP_LS | + AMD_CG_SUPPORT_HDP_MGCG; adev->pg_flags = 0; adev->external_rev_id = 0x28; break; case CHIP_KAVERI: adev->cg_flags = - AMDGPU_CG_SUPPORT_GFX_MGCG | - AMDGPU_CG_SUPPORT_GFX_MGLS | - /*AMDGPU_CG_SUPPORT_GFX_CGCG |*/ - AMDGPU_CG_SUPPORT_GFX_CGLS | - AMDGPU_CG_SUPPORT_GFX_CGTS | - AMDGPU_CG_SUPPORT_GFX_CGTS_LS | - AMDGPU_CG_SUPPORT_GFX_CP_LS | - AMDGPU_CG_SUPPORT_SDMA_MGCG | - AMDGPU_CG_SUPPORT_SDMA_LS | - AMDGPU_CG_SUPPORT_BIF_LS | - AMDGPU_CG_SUPPORT_VCE_MGCG | - AMDGPU_CG_SUPPORT_UVD_MGCG | - AMDGPU_CG_SUPPORT_HDP_LS | - AMDGPU_CG_SUPPORT_HDP_MGCG; + AMD_CG_SUPPORT_GFX_MGCG | + AMD_CG_SUPPORT_GFX_MGLS | + /*AMD_CG_SUPPORT_GFX_CGCG |*/ + AMD_CG_SUPPORT_GFX_CGLS | + AMD_CG_SUPPORT_GFX_CGTS | + AMD_CG_SUPPORT_GFX_CGTS_LS | + AMD_CG_SUPPORT_GFX_CP_LS | + AMD_CG_SUPPORT_SDMA_MGCG | + AMD_CG_SUPPORT_SDMA_LS | + AMD_CG_SUPPORT_BIF_LS | + AMD_CG_SUPPORT_VCE_MGCG | + AMD_CG_SUPPORT_UVD_MGCG | + AMD_CG_SUPPORT_HDP_LS | + AMD_CG_SUPPORT_HDP_MGCG; adev->pg_flags = - /*AMDGPU_PG_SUPPORT_GFX_PG | - AMDGPU_PG_SUPPORT_GFX_SMG | - AMDGPU_PG_SUPPORT_GFX_DMG |*/ - AMDGPU_PG_SUPPORT_UVD | - /*AMDGPU_PG_SUPPORT_VCE | - AMDGPU_PG_SUPPORT_CP | - AMDGPU_PG_SUPPORT_GDS | - AMDGPU_PG_SUPPORT_RLC_SMU_HS | - AMDGPU_PG_SUPPORT_ACP | - AMDGPU_PG_SUPPORT_SAMU |*/ + /*AMD_PG_SUPPORT_GFX_PG | + AMD_PG_SUPPORT_GFX_SMG | + AMD_PG_SUPPORT_GFX_DMG |*/ + AMD_PG_SUPPORT_UVD | + /*AMD_PG_SUPPORT_VCE | + AMD_PG_SUPPORT_CP | + AMD_PG_SUPPORT_GDS | + AMD_PG_SUPPORT_RLC_SMU_HS | + AMD_PG_SUPPORT_ACP | + AMD_PG_SUPPORT_SAMU |*/ 0; if (adev->pdev->device == 0x1312 || adev->pdev->device == 0x1316 || @@ -2409,29 +2412,29 @@ static int cik_common_early_init(void *handle) case CHIP_KABINI: case CHIP_MULLINS: adev->cg_flags = - AMDGPU_CG_SUPPORT_GFX_MGCG | - AMDGPU_CG_SUPPORT_GFX_MGLS | - /*AMDGPU_CG_SUPPORT_GFX_CGCG |*/ - AMDGPU_CG_SUPPORT_GFX_CGLS | - AMDGPU_CG_SUPPORT_GFX_CGTS | - AMDGPU_CG_SUPPORT_GFX_CGTS_LS | - AMDGPU_CG_SUPPORT_GFX_CP_LS | - AMDGPU_CG_SUPPORT_SDMA_MGCG | - AMDGPU_CG_SUPPORT_SDMA_LS | - AMDGPU_CG_SUPPORT_BIF_LS | - AMDGPU_CG_SUPPORT_VCE_MGCG | - AMDGPU_CG_SUPPORT_UVD_MGCG | - AMDGPU_CG_SUPPORT_HDP_LS | - AMDGPU_CG_SUPPORT_HDP_MGCG; + AMD_CG_SUPPORT_GFX_MGCG | + AMD_CG_SUPPORT_GFX_MGLS | + /*AMD_CG_SUPPORT_GFX_CGCG |*/ + AMD_CG_SUPPORT_GFX_CGLS | + AMD_CG_SUPPORT_GFX_CGTS | + AMD_CG_SUPPORT_GFX_CGTS_LS | + AMD_CG_SUPPORT_GFX_CP_LS | + AMD_CG_SUPPORT_SDMA_MGCG | + AMD_CG_SUPPORT_SDMA_LS | + AMD_CG_SUPPORT_BIF_LS | + AMD_CG_SUPPORT_VCE_MGCG | + AMD_CG_SUPPORT_UVD_MGCG | + AMD_CG_SUPPORT_HDP_LS | + AMD_CG_SUPPORT_HDP_MGCG; adev->pg_flags = - /*AMDGPU_PG_SUPPORT_GFX_PG | - AMDGPU_PG_SUPPORT_GFX_SMG | */ - AMDGPU_PG_SUPPORT_UVD | - /*AMDGPU_PG_SUPPORT_VCE | - AMDGPU_PG_SUPPORT_CP | - AMDGPU_PG_SUPPORT_GDS | - AMDGPU_PG_SUPPORT_RLC_SMU_HS | - AMDGPU_PG_SUPPORT_SAMU |*/ + /*AMD_PG_SUPPORT_GFX_PG | + AMD_PG_SUPPORT_GFX_SMG | */ + AMD_PG_SUPPORT_UVD | + /*AMD_PG_SUPPORT_VCE | + AMD_PG_SUPPORT_CP | + AMD_PG_SUPPORT_GDS | + AMD_PG_SUPPORT_RLC_SMU_HS | + AMD_PG_SUPPORT_SAMU |*/ 0; if (adev->asic_type == CHIP_KABINI) { if (adev->rev_id == 0) diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index 5f712ceddf08..c55ecf0ea845 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -885,7 +885,7 @@ static void cik_enable_sdma_mgcg(struct amdgpu_device *adev, { u32 orig, data; - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_SDMA_MGCG)) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG)) { WREG32(mmSDMA0_CLK_CTRL + SDMA0_REGISTER_OFFSET, 0x00000100); WREG32(mmSDMA0_CLK_CTRL + SDMA1_REGISTER_OFFSET, 0x00000100); } else { @@ -906,7 +906,7 @@ static void cik_enable_sdma_mgls(struct amdgpu_device *adev, { u32 orig, data; - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_SDMA_LS)) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS)) { orig = data = RREG32(mmSDMA0_POWER_CNTL + SDMA0_REGISTER_OFFSET); data |= 0x100; if (orig != data) diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c index 4dd17f2dd905..9056355309d1 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c @@ -445,13 +445,13 @@ static int cz_dpm_init(struct amdgpu_device *adev) pi->gfx_pg_threshold = 500; pi->caps_fps = true; /* uvd */ - pi->caps_uvd_pg = (adev->pg_flags & AMDGPU_PG_SUPPORT_UVD) ? true : false; + pi->caps_uvd_pg = (adev->pg_flags & AMD_PG_SUPPORT_UVD) ? true : false; pi->caps_uvd_dpm = true; /* vce */ - pi->caps_vce_pg = (adev->pg_flags & AMDGPU_PG_SUPPORT_VCE) ? true : false; + pi->caps_vce_pg = (adev->pg_flags & AMD_PG_SUPPORT_VCE) ? true : false; pi->caps_vce_dpm = true; /* acp */ - pi->caps_acp_pg = (adev->pg_flags & AMDGPU_PG_SUPPORT_ACP) ? true : false; + pi->caps_acp_pg = (adev->pg_flags & AMD_PG_SUPPORT_ACP) ? true : false; pi->caps_acp_dpm = true; pi->caps_stable_power_state = false; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 6c76139de1c9..7732059ae30f 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -4109,7 +4109,7 @@ static void gfx_v7_0_enable_cgcg(struct amdgpu_device *adev, bool enable) orig = data = RREG32(mmRLC_CGCG_CGLS_CTRL); - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_GFX_CGCG)) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGCG)) { gfx_v7_0_enable_gui_idle_interrupt(adev, true); tmp = gfx_v7_0_halt_rlc(adev); @@ -4147,9 +4147,9 @@ static void gfx_v7_0_enable_mgcg(struct amdgpu_device *adev, bool enable) { u32 data, orig, tmp = 0; - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_GFX_MGCG)) { - if (adev->cg_flags & AMDGPU_CG_SUPPORT_GFX_MGLS) { - if (adev->cg_flags & AMDGPU_CG_SUPPORT_GFX_CP_LS) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGCG)) { + if (adev->cg_flags & AMD_CG_SUPPORT_GFX_MGLS) { + if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CP_LS) { orig = data = RREG32(mmCP_MEM_SLP_CNTL); data |= CP_MEM_SLP_CNTL__CP_MEM_LS_EN_MASK; if (orig != data) @@ -4176,14 +4176,14 @@ static void gfx_v7_0_enable_mgcg(struct amdgpu_device *adev, bool enable) gfx_v7_0_update_rlc(adev, tmp); - if (adev->cg_flags & AMDGPU_CG_SUPPORT_GFX_CGTS) { + if (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGTS) { orig = data = RREG32(mmCGTS_SM_CTRL_REG); data &= ~CGTS_SM_CTRL_REG__SM_MODE_MASK; data |= (0x2 << CGTS_SM_CTRL_REG__SM_MODE__SHIFT); data |= CGTS_SM_CTRL_REG__SM_MODE_ENABLE_MASK; data &= ~CGTS_SM_CTRL_REG__OVERRIDE_MASK; - if ((adev->cg_flags & AMDGPU_CG_SUPPORT_GFX_MGLS) && - (adev->cg_flags & AMDGPU_CG_SUPPORT_GFX_CGTS_LS)) + if ((adev->cg_flags & AMD_CG_SUPPORT_GFX_MGLS) && + (adev->cg_flags & AMD_CG_SUPPORT_GFX_CGTS_LS)) data &= ~CGTS_SM_CTRL_REG__LS_OVERRIDE_MASK; data &= ~CGTS_SM_CTRL_REG__ON_MONITOR_ADD_MASK; data |= CGTS_SM_CTRL_REG__ON_MONITOR_ADD_EN_MASK; @@ -4249,7 +4249,7 @@ static void gfx_v7_0_enable_sclk_slowdown_on_pu(struct amdgpu_device *adev, u32 data, orig; orig = data = RREG32(mmRLC_PG_CNTL); - if (enable && (adev->pg_flags & AMDGPU_PG_SUPPORT_RLC_SMU_HS)) + if (enable && (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS)) data |= RLC_PG_CNTL__SMU_CLK_SLOWDOWN_ON_PU_ENABLE_MASK; else data &= ~RLC_PG_CNTL__SMU_CLK_SLOWDOWN_ON_PU_ENABLE_MASK; @@ -4263,7 +4263,7 @@ static void gfx_v7_0_enable_sclk_slowdown_on_pd(struct amdgpu_device *adev, u32 data, orig; orig = data = RREG32(mmRLC_PG_CNTL); - if (enable && (adev->pg_flags & AMDGPU_PG_SUPPORT_RLC_SMU_HS)) + if (enable && (adev->pg_flags & AMD_PG_SUPPORT_RLC_SMU_HS)) data |= RLC_PG_CNTL__SMU_CLK_SLOWDOWN_ON_PD_ENABLE_MASK; else data &= ~RLC_PG_CNTL__SMU_CLK_SLOWDOWN_ON_PD_ENABLE_MASK; @@ -4276,7 +4276,7 @@ static void gfx_v7_0_enable_cp_pg(struct amdgpu_device *adev, bool enable) u32 data, orig; orig = data = RREG32(mmRLC_PG_CNTL); - if (enable && (adev->pg_flags & AMDGPU_PG_SUPPORT_CP)) + if (enable && (adev->pg_flags & AMD_PG_SUPPORT_CP)) data &= ~0x8000; else data |= 0x8000; @@ -4289,7 +4289,7 @@ static void gfx_v7_0_enable_gds_pg(struct amdgpu_device *adev, bool enable) u32 data, orig; orig = data = RREG32(mmRLC_PG_CNTL); - if (enable && (adev->pg_flags & AMDGPU_PG_SUPPORT_GDS)) + if (enable && (adev->pg_flags & AMD_PG_SUPPORT_GDS)) data &= ~0x2000; else data |= 0x2000; @@ -4370,7 +4370,7 @@ static void gfx_v7_0_enable_gfx_cgpg(struct amdgpu_device *adev, { u32 data, orig; - if (enable && (adev->pg_flags & AMDGPU_PG_SUPPORT_GFX_PG)) { + if (enable && (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG)) { orig = data = RREG32(mmRLC_PG_CNTL); data |= RLC_PG_CNTL__GFX_POWER_GATING_ENABLE_MASK; if (orig != data) @@ -4442,7 +4442,7 @@ static void gfx_v7_0_enable_gfx_static_mgpg(struct amdgpu_device *adev, u32 data, orig; orig = data = RREG32(mmRLC_PG_CNTL); - if (enable && (adev->pg_flags & AMDGPU_PG_SUPPORT_GFX_SMG)) + if (enable && (adev->pg_flags & AMD_PG_SUPPORT_GFX_SMG)) data |= RLC_PG_CNTL__STATIC_PER_CU_PG_ENABLE_MASK; else data &= ~RLC_PG_CNTL__STATIC_PER_CU_PG_ENABLE_MASK; @@ -4456,7 +4456,7 @@ static void gfx_v7_0_enable_gfx_dynamic_mgpg(struct amdgpu_device *adev, u32 data, orig; orig = data = RREG32(mmRLC_PG_CNTL); - if (enable && (adev->pg_flags & AMDGPU_PG_SUPPORT_GFX_DMG)) + if (enable && (adev->pg_flags & AMD_PG_SUPPORT_GFX_DMG)) data |= RLC_PG_CNTL__DYN_PER_CU_PG_ENABLE_MASK; else data &= ~RLC_PG_CNTL__DYN_PER_CU_PG_ENABLE_MASK; @@ -4623,15 +4623,15 @@ static void gfx_v7_0_get_csb_buffer(struct amdgpu_device *adev, static void gfx_v7_0_init_pg(struct amdgpu_device *adev) { - if (adev->pg_flags & (AMDGPU_PG_SUPPORT_GFX_PG | - AMDGPU_PG_SUPPORT_GFX_SMG | - AMDGPU_PG_SUPPORT_GFX_DMG | - AMDGPU_PG_SUPPORT_CP | - AMDGPU_PG_SUPPORT_GDS | - AMDGPU_PG_SUPPORT_RLC_SMU_HS)) { + if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG | + AMD_PG_SUPPORT_GFX_SMG | + AMD_PG_SUPPORT_GFX_DMG | + AMD_PG_SUPPORT_CP | + AMD_PG_SUPPORT_GDS | + AMD_PG_SUPPORT_RLC_SMU_HS)) { gfx_v7_0_enable_sclk_slowdown_on_pu(adev, true); gfx_v7_0_enable_sclk_slowdown_on_pd(adev, true); - if (adev->pg_flags & AMDGPU_PG_SUPPORT_GFX_PG) { + if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) { gfx_v7_0_init_gfx_cgpg(adev); gfx_v7_0_enable_cp_pg(adev, true); gfx_v7_0_enable_gds_pg(adev, true); @@ -4643,14 +4643,14 @@ static void gfx_v7_0_init_pg(struct amdgpu_device *adev) static void gfx_v7_0_fini_pg(struct amdgpu_device *adev) { - if (adev->pg_flags & (AMDGPU_PG_SUPPORT_GFX_PG | - AMDGPU_PG_SUPPORT_GFX_SMG | - AMDGPU_PG_SUPPORT_GFX_DMG | - AMDGPU_PG_SUPPORT_CP | - AMDGPU_PG_SUPPORT_GDS | - AMDGPU_PG_SUPPORT_RLC_SMU_HS)) { + if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG | + AMD_PG_SUPPORT_GFX_SMG | + AMD_PG_SUPPORT_GFX_DMG | + AMD_PG_SUPPORT_CP | + AMD_PG_SUPPORT_GDS | + AMD_PG_SUPPORT_RLC_SMU_HS)) { gfx_v7_0_update_gfx_pg(adev, false); - if (adev->pg_flags & AMDGPU_PG_SUPPORT_GFX_PG) { + if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) { gfx_v7_0_enable_cp_pg(adev, false); gfx_v7_0_enable_gds_pg(adev, false); } @@ -5527,14 +5527,14 @@ static int gfx_v7_0_set_powergating_state(void *handle, if (state == AMD_PG_STATE_GATE) gate = true; - if (adev->pg_flags & (AMDGPU_PG_SUPPORT_GFX_PG | - AMDGPU_PG_SUPPORT_GFX_SMG | - AMDGPU_PG_SUPPORT_GFX_DMG | - AMDGPU_PG_SUPPORT_CP | - AMDGPU_PG_SUPPORT_GDS | - AMDGPU_PG_SUPPORT_RLC_SMU_HS)) { + if (adev->pg_flags & (AMD_PG_SUPPORT_GFX_PG | + AMD_PG_SUPPORT_GFX_SMG | + AMD_PG_SUPPORT_GFX_DMG | + AMD_PG_SUPPORT_CP | + AMD_PG_SUPPORT_GDS | + AMD_PG_SUPPORT_RLC_SMU_HS)) { gfx_v7_0_update_gfx_pg(adev, gate); - if (adev->pg_flags & AMDGPU_PG_SUPPORT_GFX_PG) { + if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG) { gfx_v7_0_enable_cp_pg(adev, gate); gfx_v7_0_enable_gds_pg(adev, gate); } diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index 8aa2991ab379..b8060795b27b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -792,7 +792,7 @@ static void gmc_v7_0_enable_mc_ls(struct amdgpu_device *adev, for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) { orig = data = RREG32(mc_cg_registers[i]); - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_MC_LS)) + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) data |= mc_cg_ls_en[i]; else data &= ~mc_cg_ls_en[i]; @@ -809,7 +809,7 @@ static void gmc_v7_0_enable_mc_mgcg(struct amdgpu_device *adev, for (i = 0; i < ARRAY_SIZE(mc_cg_registers); i++) { orig = data = RREG32(mc_cg_registers[i]); - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_MC_MGCG)) + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) data |= mc_cg_en[i]; else data &= ~mc_cg_en[i]; @@ -825,7 +825,7 @@ static void gmc_v7_0_enable_bif_mgls(struct amdgpu_device *adev, orig = data = RREG32_PCIE(ixPCIE_CNTL2); - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_BIF_LS)) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS)) { data = REG_SET_FIELD(data, PCIE_CNTL2, SLV_MEM_LS_EN, 1); data = REG_SET_FIELD(data, PCIE_CNTL2, MST_MEM_LS_EN, 1); data = REG_SET_FIELD(data, PCIE_CNTL2, REPLAY_MEM_LS_EN, 1); @@ -848,7 +848,7 @@ static void gmc_v7_0_enable_hdp_mgcg(struct amdgpu_device *adev, orig = data = RREG32(mmHDP_HOST_PATH_CNTL); - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_HDP_MGCG)) + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG)) data = REG_SET_FIELD(data, HDP_HOST_PATH_CNTL, CLOCK_GATING_DIS, 0); else data = REG_SET_FIELD(data, HDP_HOST_PATH_CNTL, CLOCK_GATING_DIS, 1); @@ -864,7 +864,7 @@ static void gmc_v7_0_enable_hdp_ls(struct amdgpu_device *adev, orig = data = RREG32(mmHDP_MEM_POWER_LS); - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_HDP_LS)) + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) data = REG_SET_FIELD(data, HDP_MEM_POWER_LS, LS_ENABLE, 1); else data = REG_SET_FIELD(data, HDP_MEM_POWER_LS, LS_ENABLE, 0); diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c index 7e9154c7f1db..654d76723bc3 100644 --- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c @@ -2859,11 +2859,11 @@ static int kv_dpm_init(struct amdgpu_device *adev) pi->voltage_drop_t = 0; pi->caps_sclk_throttle_low_notification = false; pi->caps_fps = false; /* true? */ - pi->caps_uvd_pg = (adev->pg_flags & AMDGPU_PG_SUPPORT_UVD) ? true : false; + pi->caps_uvd_pg = (adev->pg_flags & AMD_PG_SUPPORT_UVD) ? true : false; pi->caps_uvd_dpm = true; - pi->caps_vce_pg = (adev->pg_flags & AMDGPU_PG_SUPPORT_VCE) ? true : false; - pi->caps_samu_pg = (adev->pg_flags & AMDGPU_PG_SUPPORT_SAMU) ? true : false; - pi->caps_acp_pg = (adev->pg_flags & AMDGPU_PG_SUPPORT_ACP) ? true : false; + pi->caps_vce_pg = (adev->pg_flags & AMD_PG_SUPPORT_VCE) ? true : false; + pi->caps_samu_pg = (adev->pg_flags & AMD_PG_SUPPORT_SAMU) ? true : false; + pi->caps_acp_pg = (adev->pg_flags & AMD_PG_SUPPORT_ACP) ? true : false; pi->caps_stable_p_state = false; ret = kv_parse_sys_info_table(adev); diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index 5e9f73af83a8..fbd3767671bb 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -611,7 +611,7 @@ static void uvd_v4_2_enable_mgcg(struct amdgpu_device *adev, { u32 orig, data; - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_UVD_MGCG)) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) { data = RREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL); data = 0xfff; WREG32_UVD_CTX(ixUVD_CGC_MEM_CTRL, data); @@ -830,6 +830,9 @@ static int uvd_v4_2_set_clockgating_state(void *handle, bool gate = false; struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) + return 0; + if (state == AMD_CG_STATE_GATE) gate = true; @@ -848,7 +851,10 @@ static int uvd_v4_2_set_powergating_state(void *handle, * revisit this when there is a cleaner line between * the smc and the hw blocks */ - struct amdgpu_device *adev = (struct amdgpu_device *)handle; + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD)) + return 0; if (state == AMD_PG_STATE_GATE) { uvd_v4_2_stop(adev); diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index 38864f562981..57f1c5bf3bf1 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -774,6 +774,11 @@ static int uvd_v5_0_process_interrupt(struct amdgpu_device *adev, static int uvd_v5_0_set_clockgating_state(void *handle, enum amd_clockgating_state state) { + struct amdgpu_device *adev = (struct amdgpu_device *)handle; + + if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) + return 0; + return 0; } @@ -789,6 +794,9 @@ static int uvd_v5_0_set_powergating_state(void *handle, */ struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD)) + return 0; + if (state == AMD_PG_STATE_GATE) { uvd_v5_0_stop(adev); return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index 3d5913926436..0b365b7651ff 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -532,7 +532,7 @@ static int uvd_v6_0_start(struct amdgpu_device *adev) uvd_v6_0_mc_resume(adev); /* Set dynamic clock gating in S/W control mode */ - if (adev->cg_flags & AMDGPU_CG_SUPPORT_UVD_MGCG) { + if (adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG) { if (adev->flags & AMD_IS_APU) cz_set_uvd_clock_gating_branches(adev, false); else @@ -1000,7 +1000,7 @@ static int uvd_v6_0_set_clockgating_state(void *handle, struct amdgpu_device *adev = (struct amdgpu_device *)handle; bool enable = (state == AMD_CG_STATE_GATE) ? true : false; - if (!(adev->cg_flags & AMDGPU_CG_SUPPORT_UVD_MGCG)) + if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) return 0; if (enable) { @@ -1030,6 +1030,9 @@ static int uvd_v6_0_set_powergating_state(void *handle, */ struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (!(adev->pg_flags & AMD_PG_SUPPORT_UVD)) + return 0; + if (state == AMD_PG_STATE_GATE) { uvd_v6_0_stop(adev); return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c index 52ac7a8f1e58..a822edacfa95 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c @@ -373,7 +373,7 @@ static void vce_v2_0_enable_mgcg(struct amdgpu_device *adev, bool enable) { bool sw_cg = false; - if (enable && (adev->cg_flags & AMDGPU_CG_SUPPORT_VCE_MGCG)) { + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_VCE_MGCG)) { if (sw_cg) vce_v2_0_set_sw_cg(adev, true); else @@ -608,6 +608,9 @@ static int vce_v2_0_set_powergating_state(void *handle, */ struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (!(adev->pg_flags & AMD_PG_SUPPORT_VCE)) + return 0; + if (state == AMD_PG_STATE_GATE) /* XXX do we need a vce_v2_0_stop()? */ return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index e99af81e4aec..d662fa9f9091 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -277,7 +277,7 @@ static int vce_v3_0_start(struct amdgpu_device *adev) WREG32_P(mmVCE_STATUS, 0, ~1); /* Set Clock-Gating off */ - if (adev->cg_flags & AMDGPU_CG_SUPPORT_VCE_MGCG) + if (adev->cg_flags & AMD_CG_SUPPORT_VCE_MGCG) vce_v3_0_set_vce_sw_clock_gating(adev, false); if (r) { @@ -676,7 +676,7 @@ static int vce_v3_0_set_clockgating_state(void *handle, bool enable = (state == AMD_CG_STATE_GATE) ? true : false; int i; - if (!(adev->cg_flags & AMDGPU_CG_SUPPORT_VCE_MGCG)) + if (!(adev->cg_flags & AMD_CG_SUPPORT_VCE_MGCG)) return 0; mutex_lock(&adev->grbm_idx_mutex); @@ -728,6 +728,9 @@ static int vce_v3_0_set_powergating_state(void *handle, */ struct amdgpu_device *adev = (struct amdgpu_device *)handle; + if (!(adev->pg_flags & AMD_PG_SUPPORT_VCE)) + return 0; + if (state == AMD_PG_STATE_GATE) /* XXX do we need a vce_v3_0_stop()? */ return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index 89f5a1ff6f43..0d14d108a6c4 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -1457,8 +1457,7 @@ static int vi_common_early_init(void *handle) case CHIP_STONEY: adev->has_uvd = true; adev->cg_flags = 0; - /* Disable UVD pg */ - adev->pg_flags = /* AMDGPU_PG_SUPPORT_UVD | */AMDGPU_PG_SUPPORT_VCE; + adev->pg_flags = 0; adev->external_rev_id = adev->rev_id + 0x1; break; default: diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h index 1195d06f55bc..dbf7e6413cab 100644 --- a/drivers/gpu/drm/amd/include/amd_shared.h +++ b/drivers/gpu/drm/amd/include/amd_shared.h @@ -85,6 +85,38 @@ enum amd_powergating_state { AMD_PG_STATE_UNGATE, }; +/* CG flags */ +#define AMD_CG_SUPPORT_GFX_MGCG (1 << 0) +#define AMD_CG_SUPPORT_GFX_MGLS (1 << 1) +#define AMD_CG_SUPPORT_GFX_CGCG (1 << 2) +#define AMD_CG_SUPPORT_GFX_CGLS (1 << 3) +#define AMD_CG_SUPPORT_GFX_CGTS (1 << 4) +#define AMD_CG_SUPPORT_GFX_CGTS_LS (1 << 5) +#define AMD_CG_SUPPORT_GFX_CP_LS (1 << 6) +#define AMD_CG_SUPPORT_GFX_RLC_LS (1 << 7) +#define AMD_CG_SUPPORT_MC_LS (1 << 8) +#define AMD_CG_SUPPORT_MC_MGCG (1 << 9) +#define AMD_CG_SUPPORT_SDMA_LS (1 << 10) +#define AMD_CG_SUPPORT_SDMA_MGCG (1 << 11) +#define AMD_CG_SUPPORT_BIF_LS (1 << 12) +#define AMD_CG_SUPPORT_UVD_MGCG (1 << 13) +#define AMD_CG_SUPPORT_VCE_MGCG (1 << 14) +#define AMD_CG_SUPPORT_HDP_LS (1 << 15) +#define AMD_CG_SUPPORT_HDP_MGCG (1 << 16) + +/* PG flags */ +#define AMD_PG_SUPPORT_GFX_PG (1 << 0) +#define AMD_PG_SUPPORT_GFX_SMG (1 << 1) +#define AMD_PG_SUPPORT_GFX_DMG (1 << 2) +#define AMD_PG_SUPPORT_UVD (1 << 3) +#define AMD_PG_SUPPORT_VCE (1 << 4) +#define AMD_PG_SUPPORT_CP (1 << 5) +#define AMD_PG_SUPPORT_GDS (1 << 6) +#define AMD_PG_SUPPORT_RLC_SMU_HS (1 << 7) +#define AMD_PG_SUPPORT_SDMA (1 << 8) +#define AMD_PG_SUPPORT_ACP (1 << 9) +#define AMD_PG_SUPPORT_SAMU (1 << 10) + enum amd_pm_state_type { /* not used for dpm */ POWER_STATE_TYPE_DEFAULT, diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h index 713aec954692..aec38fc3834f 100644 --- a/drivers/gpu/drm/amd/include/cgs_common.h +++ b/drivers/gpu/drm/amd/include/cgs_common.h @@ -109,6 +109,8 @@ enum cgs_system_info_id { CGS_SYSTEM_INFO_ADAPTER_BDF_ID = 1, CGS_SYSTEM_INFO_PCIE_GEN_INFO, CGS_SYSTEM_INFO_PCIE_MLW, + CGS_SYSTEM_INFO_CG_FLAGS, + CGS_SYSTEM_INFO_PG_FLAGS, CGS_SYSTEM_INFO_ID_MAXIMUM, }; diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c index 0874ab42ee95..cf01177ca3b5 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c @@ -174,6 +174,8 @@ static int cz_initialize_dpm_defaults(struct pp_hwmgr *hwmgr) { struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend); uint32_t i; + struct cgs_system_info sys_info = {0}; + int result; cz_hwmgr->gfx_ramp_step = 256*25/100; @@ -247,6 +249,22 @@ static int cz_initialize_dpm_defaults(struct pp_hwmgr *hwmgr) phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableVoltageIsland); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_UVDPowerGating); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_VCEPowerGating); + sys_info.size = sizeof(struct cgs_system_info); + sys_info.info_id = CGS_SYSTEM_INFO_PG_FLAGS; + result = cgs_query_system_info(hwmgr->device, &sys_info); + if (!result) { + if (sys_info.value & AMD_PG_SUPPORT_UVD) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_UVDPowerGating); + if (sys_info.value & AMD_PG_SUPPORT_VCE) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_VCEPowerGating); + } + return 0; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c index 44a925006479..980d3bf8ea76 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c @@ -4451,6 +4451,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr) pp_atomctrl_gpio_pin_assignment gpio_pin_assignment; struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); phw_tonga_ulv_parm *ulv; + struct cgs_system_info sys_info = {0}; PP_ASSERT_WITH_CODE((NULL != hwmgr), "Invalid Parameter!", return -1;); @@ -4615,9 +4616,23 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr) data->vddc_phase_shed_control = 0; - if (0 == result) { - struct cgs_system_info sys_info = {0}; + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_UVDPowerGating); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_VCEPowerGating); + sys_info.size = sizeof(struct cgs_system_info); + sys_info.info_id = CGS_SYSTEM_INFO_PG_FLAGS; + result = cgs_query_system_info(hwmgr->device, &sys_info); + if (!result) { + if (sys_info.value & AMD_PG_SUPPORT_UVD) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_UVDPowerGating); + if (sys_info.value & AMD_PG_SUPPORT_VCE) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_VCEPowerGating); + } + if (0 == result) { data->is_tlu_enabled = 0; hwmgr->platform_descriptor.hardwareActivityPerformanceLevels = TONGA_MAX_HARDWARE_POWERLEVELS; diff --git a/drivers/gpu/drm/radeon/radeon_sa.c b/drivers/gpu/drm/radeon/radeon_sa.c index c507896aca45..197b157b73d0 100644 --- a/drivers/gpu/drm/radeon/radeon_sa.c +++ b/drivers/gpu/drm/radeon/radeon_sa.c @@ -349,8 +349,13 @@ int radeon_sa_bo_new(struct radeon_device *rdev, /* see if we can skip over some allocations */ } while (radeon_sa_bo_next_hole(sa_manager, fences, tries)); + for (i = 0; i < RADEON_NUM_RINGS; ++i) + radeon_fence_ref(fences[i]); + spin_unlock(&sa_manager->wq.lock); r = radeon_fence_wait_any(rdev, fences, false); + for (i = 0; i < RADEON_NUM_RINGS; ++i) + radeon_fence_unref(&fences[i]); spin_lock(&sa_manager->wq.lock); /* if we have nothing to wait for block */ if (r == -ENOENT) { diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c index 3de93517efe4..14606afbfaa8 100644 --- a/drivers/infiniband/core/sysfs.c +++ b/drivers/infiniband/core/sysfs.c @@ -336,7 +336,6 @@ static ssize_t _show_port_gid_attr(struct ib_port *p, union ib_gid gid; struct ib_gid_attr gid_attr = {}; ssize_t ret; - va_list args; ret = ib_query_gid(p->ibdev, p->port_num, tab_attr->index, &gid, &gid_attr); @@ -348,7 +347,6 @@ static ssize_t _show_port_gid_attr(struct ib_port *p, err: if (gid_attr.ndev) dev_put(gid_attr.ndev); - va_end(args); return ret; } @@ -722,12 +720,11 @@ static struct attribute_group *get_counter_table(struct ib_device *dev, if (get_perf_mad(dev, port_num, IB_PMA_CLASS_PORT_INFO, &cpi, 40, sizeof(cpi)) >= 0) { - - if (cpi.capability_mask && IB_PMA_CLASS_CAP_EXT_WIDTH) + if (cpi.capability_mask & IB_PMA_CLASS_CAP_EXT_WIDTH) /* We have extended counters */ return &pma_group_ext; - if (cpi.capability_mask && IB_PMA_CLASS_CAP_EXT_WIDTH_NOIETF) + if (cpi.capability_mask & IB_PMA_CLASS_CAP_EXT_WIDTH_NOIETF) /* But not the IETF ones */ return &pma_group_noietf; } diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 9116bc3988a6..34cb8e87c7b8 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -270,8 +270,10 @@ static int sq_overhead(enum ib_qp_type qp_type) /* fall through */ case IB_QPT_RC: size += sizeof(struct mlx5_wqe_ctrl_seg) + - sizeof(struct mlx5_wqe_atomic_seg) + - sizeof(struct mlx5_wqe_raddr_seg); + max(sizeof(struct mlx5_wqe_atomic_seg) + + sizeof(struct mlx5_wqe_raddr_seg), + sizeof(struct mlx5_wqe_umr_ctrl_seg) + + sizeof(struct mlx5_mkey_seg)); break; case IB_QPT_XRC_TGT: @@ -279,9 +281,9 @@ static int sq_overhead(enum ib_qp_type qp_type) case IB_QPT_UC: size += sizeof(struct mlx5_wqe_ctrl_seg) + - sizeof(struct mlx5_wqe_raddr_seg) + - sizeof(struct mlx5_wqe_umr_ctrl_seg) + - sizeof(struct mlx5_mkey_seg); + max(sizeof(struct mlx5_wqe_raddr_seg), + sizeof(struct mlx5_wqe_umr_ctrl_seg) + + sizeof(struct mlx5_mkey_seg)); break; case IB_QPT_UD: diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c index 573849354cb9..f38743018cb4 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c @@ -228,6 +228,11 @@ static int ocrdma_alloc_resources(struct ocrdma_dev *dev) ocrdma_alloc_pd_pool(dev); + if (!ocrdma_alloc_stats_resources(dev)) { + pr_err("%s: stats resource allocation failed\n", __func__); + goto alloc_err; + } + spin_lock_init(&dev->av_tbl.lock); spin_lock_init(&dev->flush_q_lock); return 0; @@ -238,6 +243,7 @@ alloc_err: static void ocrdma_free_resources(struct ocrdma_dev *dev) { + ocrdma_release_stats_resources(dev); kfree(dev->stag_arr); kfree(dev->qp_tbl); kfree(dev->cq_tbl); diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c index 86c303a620c1..255f774080a4 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_stats.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_stats.c @@ -64,10 +64,11 @@ static int ocrdma_add_stat(char *start, char *pcur, return cpy_len; } -static bool ocrdma_alloc_stats_mem(struct ocrdma_dev *dev) +bool ocrdma_alloc_stats_resources(struct ocrdma_dev *dev) { struct stats_mem *mem = &dev->stats_mem; + mutex_init(&dev->stats_lock); /* Alloc mbox command mem*/ mem->size = max_t(u32, sizeof(struct ocrdma_rdma_stats_req), sizeof(struct ocrdma_rdma_stats_resp)); @@ -91,13 +92,14 @@ static bool ocrdma_alloc_stats_mem(struct ocrdma_dev *dev) return true; } -static void ocrdma_release_stats_mem(struct ocrdma_dev *dev) +void ocrdma_release_stats_resources(struct ocrdma_dev *dev) { struct stats_mem *mem = &dev->stats_mem; if (mem->va) dma_free_coherent(&dev->nic_info.pdev->dev, mem->size, mem->va, mem->pa); + mem->va = NULL; kfree(mem->debugfs_mem); } @@ -838,15 +840,9 @@ void ocrdma_add_port_stats(struct ocrdma_dev *dev) &dev->reset_stats, &ocrdma_dbg_ops)) goto err; - /* Now create dma_mem for stats mbx command */ - if (!ocrdma_alloc_stats_mem(dev)) - goto err; - - mutex_init(&dev->stats_lock); return; err: - ocrdma_release_stats_mem(dev); debugfs_remove_recursive(dev->dir); dev->dir = NULL; } @@ -855,9 +851,7 @@ void ocrdma_rem_port_stats(struct ocrdma_dev *dev) { if (!dev->dir) return; - debugfs_remove(dev->dir); - mutex_destroy(&dev->stats_lock); - ocrdma_release_stats_mem(dev); + debugfs_remove_recursive(dev->dir); } void ocrdma_init_debugfs(void) diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_stats.h b/drivers/infiniband/hw/ocrdma/ocrdma_stats.h index c9e58d04c7b8..bba1fec4f11f 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_stats.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_stats.h @@ -65,6 +65,8 @@ enum OCRDMA_STATS_TYPE { void ocrdma_rem_debugfs(void); void ocrdma_init_debugfs(void); +bool ocrdma_alloc_stats_resources(struct ocrdma_dev *dev); +void ocrdma_release_stats_resources(struct ocrdma_dev *dev); void ocrdma_rem_port_stats(struct ocrdma_dev *dev); void ocrdma_add_port_stats(struct ocrdma_dev *dev); int ocrdma_pma_counters(struct ocrdma_dev *dev, diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index d4c687b548d8..37620b4baafb 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -125,8 +125,8 @@ int ocrdma_query_device(struct ib_device *ibdev, struct ib_device_attr *attr, IB_DEVICE_SYS_IMAGE_GUID | IB_DEVICE_LOCAL_DMA_LKEY | IB_DEVICE_MEM_MGT_EXTENSIONS; - attr->max_sge = min(dev->attr.max_send_sge, dev->attr.max_srq_sge); - attr->max_sge_rd = 0; + attr->max_sge = dev->attr.max_send_sge; + attr->max_sge_rd = attr->max_sge; attr->max_cq = dev->attr.max_cq; attr->max_cqe = dev->attr.max_cqe; attr->max_mr = dev->attr.max_mr; @@ -2726,8 +2726,7 @@ static int ocrdma_update_ud_rcqe(struct ib_wc *ibwc, struct ocrdma_cqe *cqe) OCRDMA_CQE_UD_STATUS_MASK) >> OCRDMA_CQE_UD_STATUS_SHIFT; ibwc->src_qp = le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_SRCQP_MASK; - ibwc->pkey_index = le32_to_cpu(cqe->ud.rxlen_pkey) & - OCRDMA_CQE_PKEY_MASK; + ibwc->pkey_index = 0; ibwc->wc_flags = IB_WC_GRH; ibwc->byte_len = (le32_to_cpu(cqe->ud.rxlen_pkey) >> OCRDMA_CQE_UD_XFER_LEN_SHIFT); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index 5ea0c14070d1..fa9c42ff1fb0 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -245,8 +245,6 @@ static void ipoib_ib_handle_rx_wc(struct net_device *dev, struct ib_wc *wc) skb_reset_mac_header(skb); skb_pull(skb, IPOIB_ENCAP_LEN); - skb->truesize = SKB_TRUESIZE(skb->len); - ++dev->stats.rx_packets; dev->stats.rx_bytes += skb->len; diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 050dfa175d16..25889311b1e9 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -456,7 +456,10 @@ out_locked: return status; } -static void ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast) +/* + * Caller must hold 'priv->lock' + */ +static int ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast) { struct ipoib_dev_priv *priv = netdev_priv(dev); struct ib_sa_multicast *multicast; @@ -466,6 +469,10 @@ static void ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast) ib_sa_comp_mask comp_mask; int ret = 0; + if (!priv->broadcast || + !test_bit(IPOIB_FLAG_OPER_UP, &priv->flags)) + return -EINVAL; + ipoib_dbg_mcast(priv, "joining MGID %pI6\n", mcast->mcmember.mgid.raw); rec.mgid = mcast->mcmember.mgid; @@ -525,20 +532,23 @@ static void ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast) rec.join_state = 4; #endif } + spin_unlock_irq(&priv->lock); multicast = ib_sa_join_multicast(&ipoib_sa_client, priv->ca, priv->port, &rec, comp_mask, GFP_KERNEL, ipoib_mcast_join_complete, mcast); + spin_lock_irq(&priv->lock); if (IS_ERR(multicast)) { ret = PTR_ERR(multicast); ipoib_warn(priv, "ib_sa_join_multicast failed, status %d\n", ret); - spin_lock_irq(&priv->lock); /* Requeue this join task with a backoff delay */ __ipoib_mcast_schedule_join_thread(priv, mcast, 1); clear_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags); spin_unlock_irq(&priv->lock); complete(&mcast->done); + spin_lock_irq(&priv->lock); } + return 0; } void ipoib_mcast_join_task(struct work_struct *work) @@ -620,9 +630,10 @@ void ipoib_mcast_join_task(struct work_struct *work) /* Found the next unjoined group */ init_completion(&mcast->done); set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags); - spin_unlock_irq(&priv->lock); - ipoib_mcast_join(dev, mcast); - spin_lock_irq(&priv->lock); + if (ipoib_mcast_join(dev, mcast)) { + spin_unlock_irq(&priv->lock); + return; + } } else if (!delay_until || time_before(mcast->delay_until, delay_until)) delay_until = mcast->delay_until; @@ -641,10 +652,9 @@ out: if (mcast) { init_completion(&mcast->done); set_bit(IPOIB_MCAST_FLAG_BUSY, &mcast->flags); + ipoib_mcast_join(dev, mcast); } spin_unlock_irq(&priv->lock); - if (mcast) - ipoib_mcast_join(dev, mcast); } int ipoib_mcast_start_thread(struct net_device *dev) diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index 6727954ab74b..e8a84d12b7ff 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -1207,7 +1207,6 @@ static void xpad_led_disconnect(struct usb_xpad *xpad) #else static int xpad_led_probe(struct usb_xpad *xpad) { return 0; } static void xpad_led_disconnect(struct usb_xpad *xpad) { } -static void xpad_identify_controller(struct usb_xpad *xpad) { } #endif static int xpad_start_input(struct usb_xpad *xpad) diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c index 4d446d5085aa..c01a1d648f9f 100644 --- a/drivers/input/keyboard/adp5589-keys.c +++ b/drivers/input/keyboard/adp5589-keys.c @@ -235,7 +235,7 @@ struct adp5589_kpad { unsigned short gpimapsize; unsigned extend_cfg; bool is_adp5585; - bool adp5585_support_row5; + bool support_row5; #ifdef CONFIG_GPIOLIB unsigned char gpiomap[ADP5589_MAXGPIO]; bool export_gpio; @@ -485,7 +485,7 @@ static int adp5589_build_gpiomap(struct adp5589_kpad *kpad, if (kpad->extend_cfg & C4_EXTEND_CFG) pin_used[kpad->var->c4_extend_cfg] = true; - if (!kpad->adp5585_support_row5) + if (!kpad->support_row5) pin_used[5] = true; for (i = 0; i < kpad->var->maxgpio; i++) @@ -884,12 +884,13 @@ static int adp5589_probe(struct i2c_client *client, switch (id->driver_data) { case ADP5585_02: - kpad->adp5585_support_row5 = true; + kpad->support_row5 = true; case ADP5585_01: kpad->is_adp5585 = true; kpad->var = &const_adp5585; break; case ADP5589: + kpad->support_row5 = true; kpad->var = &const_adp5589; break; } diff --git a/drivers/input/keyboard/cap11xx.c b/drivers/input/keyboard/cap11xx.c index 378db10001df..4401be225d64 100644 --- a/drivers/input/keyboard/cap11xx.c +++ b/drivers/input/keyboard/cap11xx.c @@ -304,8 +304,10 @@ static int cap11xx_init_leds(struct device *dev, led->cdev.brightness = LED_OFF; error = of_property_read_u32(child, "reg", ®); - if (error != 0 || reg >= num_leds) + if (error != 0 || reg >= num_leds) { + of_node_put(child); return -EINVAL; + } led->reg = reg; led->priv = priv; @@ -313,8 +315,10 @@ static int cap11xx_init_leds(struct device *dev, INIT_WORK(&led->work, cap11xx_led_work); error = devm_led_classdev_register(dev, &led->cdev); - if (error) + if (error) { + of_node_put(child); return error; + } priv->num_leds++; led++; diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index d6d16fa78281..1f2337abcf2f 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -733,7 +733,7 @@ config INPUT_XEN_KBDDEV_FRONTEND module will be called xen-kbdfront. config INPUT_SIRFSOC_ONKEY - bool "CSR SiRFSoC power on/off/suspend key support" + tristate "CSR SiRFSoC power on/off/suspend key support" depends on ARCH_SIRF && OF default y help diff --git a/drivers/input/misc/sirfsoc-onkey.c b/drivers/input/misc/sirfsoc-onkey.c index 9d5b89befe6f..ed7237f19539 100644 --- a/drivers/input/misc/sirfsoc-onkey.c +++ b/drivers/input/misc/sirfsoc-onkey.c @@ -101,7 +101,7 @@ static void sirfsoc_pwrc_close(struct input_dev *input) static const struct of_device_id sirfsoc_pwrc_of_match[] = { { .compatible = "sirf,prima2-pwrc" }, {}, -} +}; MODULE_DEVICE_TABLE(of, sirfsoc_pwrc_of_match); static int sirfsoc_pwrc_probe(struct platform_device *pdev) diff --git a/drivers/input/mouse/vmmouse.c b/drivers/input/mouse/vmmouse.c index e272f06258ce..a3f0f5a47490 100644 --- a/drivers/input/mouse/vmmouse.c +++ b/drivers/input/mouse/vmmouse.c @@ -458,8 +458,6 @@ int vmmouse_init(struct psmouse *psmouse) priv->abs_dev = abs_dev; psmouse->private = priv; - input_set_capability(rel_dev, EV_REL, REL_WHEEL); - /* Set up and register absolute device */ snprintf(priv->phys, sizeof(priv->phys), "%s/input1", psmouse->ps2dev.serio->phys); @@ -475,10 +473,6 @@ int vmmouse_init(struct psmouse *psmouse) abs_dev->id.version = psmouse->model; abs_dev->dev.parent = &psmouse->ps2dev.serio->dev; - error = input_register_device(priv->abs_dev); - if (error) - goto init_fail; - /* Set absolute device capabilities */ input_set_capability(abs_dev, EV_KEY, BTN_LEFT); input_set_capability(abs_dev, EV_KEY, BTN_RIGHT); @@ -488,6 +482,13 @@ int vmmouse_init(struct psmouse *psmouse) input_set_abs_params(abs_dev, ABS_X, 0, VMMOUSE_MAX_X, 0, 0); input_set_abs_params(abs_dev, ABS_Y, 0, VMMOUSE_MAX_Y, 0, 0); + error = input_register_device(priv->abs_dev); + if (error) + goto init_fail; + + /* Add wheel capability to the relative device */ + input_set_capability(rel_dev, EV_REL, REL_WHEEL); + psmouse->protocol_handler = vmmouse_process_byte; psmouse->disconnect = vmmouse_disconnect; psmouse->reconnect = vmmouse_reconnect; diff --git a/drivers/input/serio/serio.c b/drivers/input/serio/serio.c index 8f828975ab10..1ca7f551e2da 100644 --- a/drivers/input/serio/serio.c +++ b/drivers/input/serio/serio.c @@ -134,7 +134,7 @@ static void serio_find_driver(struct serio *serio) int error; error = device_attach(&serio->dev); - if (error < 0) + if (error < 0 && error != -EPROBE_DEFER) dev_warn(&serio->dev, "device_attach() failed for %s (%s), error: %d\n", serio->phys, serio->name, error); diff --git a/drivers/input/touchscreen/colibri-vf50-ts.c b/drivers/input/touchscreen/colibri-vf50-ts.c index 5d4903a402cc..69828d015d45 100644 --- a/drivers/input/touchscreen/colibri-vf50-ts.c +++ b/drivers/input/touchscreen/colibri-vf50-ts.c @@ -21,6 +21,7 @@ #include <linux/interrupt.h> #include <linux/kernel.h> #include <linux/module.h> +#include <linux/of.h> #include <linux/pinctrl/consumer.h> #include <linux/platform_device.h> #include <linux/slab.h> diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c index 0b0f8c17f3f7..23fbe382da8b 100644 --- a/drivers/input/touchscreen/edt-ft5x06.c +++ b/drivers/input/touchscreen/edt-ft5x06.c @@ -822,16 +822,22 @@ static void edt_ft5x06_ts_get_defaults(struct device *dev, int error; error = device_property_read_u32(dev, "threshold", &val); - if (!error) - reg_addr->reg_threshold = val; + if (!error) { + edt_ft5x06_register_write(tsdata, reg_addr->reg_threshold, val); + tsdata->threshold = val; + } error = device_property_read_u32(dev, "gain", &val); - if (!error) - reg_addr->reg_gain = val; + if (!error) { + edt_ft5x06_register_write(tsdata, reg_addr->reg_gain, val); + tsdata->gain = val; + } error = device_property_read_u32(dev, "offset", &val); - if (!error) - reg_addr->reg_offset = val; + if (!error) { + edt_ft5x06_register_write(tsdata, reg_addr->reg_offset, val); + tsdata->offset = val; + } } static void diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 3447549fcc93..0a73632b28d5 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -66,7 +66,10 @@ struct its_node { unsigned long phys_base; struct its_cmd_block *cmd_base; struct its_cmd_block *cmd_write; - void *tables[GITS_BASER_NR_REGS]; + struct { + void *base; + u32 order; + } tables[GITS_BASER_NR_REGS]; struct its_collection *collections; struct list_head its_device_list; u64 flags; @@ -807,9 +810,10 @@ static void its_free_tables(struct its_node *its) int i; for (i = 0; i < GITS_BASER_NR_REGS; i++) { - if (its->tables[i]) { - free_page((unsigned long)its->tables[i]); - its->tables[i] = NULL; + if (its->tables[i].base) { + free_pages((unsigned long)its->tables[i].base, + its->tables[i].order); + its->tables[i].base = NULL; } } } @@ -890,7 +894,8 @@ retry_alloc_baser: goto out_free; } - its->tables[i] = base; + its->tables[i].base = base; + its->tables[i].order = order; retry_baser: val = (virt_to_phys(base) | @@ -940,7 +945,7 @@ retry_baser: * something is horribly wrong... */ free_pages((unsigned long)base, order); - its->tables[i] = NULL; + its->tables[i].base = NULL; switch (psz) { case SZ_16K: diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 911758c056c1..8f9ebf714e2b 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -384,9 +384,6 @@ static struct irq_chip gic_chip = { .irq_unmask = gic_unmask_irq, .irq_eoi = gic_eoi_irq, .irq_set_type = gic_set_type, -#ifdef CONFIG_SMP - .irq_set_affinity = gic_set_affinity, -#endif .irq_get_irqchip_state = gic_irq_get_irqchip_state, .irq_set_irqchip_state = gic_irq_set_irqchip_state, .flags = IRQCHIP_SET_TYPE_MASKED | @@ -400,9 +397,6 @@ static struct irq_chip gic_eoimode1_chip = { .irq_unmask = gic_unmask_irq, .irq_eoi = gic_eoimode1_eoi_irq, .irq_set_type = gic_set_type, -#ifdef CONFIG_SMP - .irq_set_affinity = gic_set_affinity, -#endif .irq_get_irqchip_state = gic_irq_get_irqchip_state, .irq_set_irqchip_state = gic_irq_set_irqchip_state, .irq_set_vcpu_affinity = gic_irq_set_vcpu_affinity, @@ -443,7 +437,7 @@ static void gic_cpu_if_up(struct gic_chip_data *gic) u32 bypass = 0; u32 mode = 0; - if (static_key_true(&supports_deactivate)) + if (gic == &gic_data[0] && static_key_true(&supports_deactivate)) mode = GIC_CPU_CTRL_EOImodeNS; /* @@ -1039,6 +1033,11 @@ static void __init __gic_init_bases(unsigned int gic_nr, int irq_start, gic->chip.name = kasprintf(GFP_KERNEL, "GIC-%d", gic_nr); } +#ifdef CONFIG_SMP + if (gic_nr == 0) + gic->chip.irq_set_affinity = gic_set_affinity; +#endif + #ifdef CONFIG_GIC_NON_BANKED if (percpu_offset) { /* Frankein-GIC without banked registers... */ unsigned int cpu; diff --git a/drivers/irqchip/irq-sun4i.c b/drivers/irqchip/irq-sun4i.c index 0704362f4c82..376b28074e0d 100644 --- a/drivers/irqchip/irq-sun4i.c +++ b/drivers/irqchip/irq-sun4i.c @@ -22,7 +22,6 @@ #include <linux/of_irq.h> #include <asm/exception.h> -#include <asm/mach/irq.h> #define SUN4I_IRQ_VECTOR_REG 0x00 #define SUN4I_IRQ_PROTECTION_REG 0x08 diff --git a/drivers/mfd/db8500-prcmu.c b/drivers/mfd/db8500-prcmu.c index e6e4bacb09ee..12099b09a9a7 100644 --- a/drivers/mfd/db8500-prcmu.c +++ b/drivers/mfd/db8500-prcmu.c @@ -2048,6 +2048,7 @@ int db8500_prcmu_config_hotmon(u8 low, u8 high) return 0; } +EXPORT_SYMBOL_GPL(db8500_prcmu_config_hotmon); static int config_hot_period(u16 val) { @@ -2074,11 +2075,13 @@ int db8500_prcmu_start_temp_sense(u16 cycles32k) return config_hot_period(cycles32k); } +EXPORT_SYMBOL_GPL(db8500_prcmu_start_temp_sense); int db8500_prcmu_stop_temp_sense(void) { return config_hot_period(0xFFFF); } +EXPORT_SYMBOL_GPL(db8500_prcmu_stop_temp_sense); static int prcmu_a9wdog(u8 cmd, u8 d0, u8 d1, u8 d2, u8 d3) { diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index 677d0362f334..80f9afcb1382 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -458,7 +458,11 @@ static int mei_ioctl_client_notify_request(struct file *file, u32 request) { struct mei_cl *cl = file->private_data; - return mei_cl_notify_request(cl, file, request); + if (request != MEI_HBM_NOTIFICATION_START && + request != MEI_HBM_NOTIFICATION_STOP) + return -EINVAL; + + return mei_cl_notify_request(cl, file, (u8)request); } /** diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 5914263090fc..fe207e542032 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -47,13 +47,10 @@ #include "queue.h" MODULE_ALIAS("mmc:block"); - -#ifdef KERNEL #ifdef MODULE_PARAM_PREFIX #undef MODULE_PARAM_PREFIX #endif #define MODULE_PARAM_PREFIX "mmcblk." -#endif #define INAND_CMD38_ARG_EXT_CSD 113 #define INAND_CMD38_ARG_ERASE 0x00 @@ -655,8 +652,10 @@ static int mmc_blk_ioctl_multi_cmd(struct block_device *bdev, } md = mmc_blk_get(bdev->bd_disk); - if (!md) + if (!md) { + err = -EINVAL; goto cmd_err; + } card = md->queue.card; if (IS_ERR(card)) { diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c index 1c1b45ef3faf..3446097a43c0 100644 --- a/drivers/mmc/host/mmc_spi.c +++ b/drivers/mmc/host/mmc_spi.c @@ -925,6 +925,10 @@ mmc_spi_data_do(struct mmc_spi_host *host, struct mmc_command *cmd, dma_addr = dma_map_page(dma_dev, sg_page(sg), 0, PAGE_SIZE, dir); + if (dma_mapping_error(dma_dev, dma_addr)) { + data->error = -EFAULT; + break; + } if (direction == DMA_TO_DEVICE) t->tx_dma = dma_addr + sg->offset; else @@ -1393,10 +1397,12 @@ static int mmc_spi_probe(struct spi_device *spi) host->dma_dev = dev; host->ones_dma = dma_map_single(dev, ones, MMC_SPI_BLOCKSIZE, DMA_TO_DEVICE); + if (dma_mapping_error(dev, host->ones_dma)) + goto fail_ones_dma; host->data_dma = dma_map_single(dev, host->data, sizeof(*host->data), DMA_BIDIRECTIONAL); - - /* REVISIT in theory those map operations can fail... */ + if (dma_mapping_error(dev, host->data_dma)) + goto fail_data_dma; dma_sync_single_for_cpu(host->dma_dev, host->data_dma, sizeof(*host->data), @@ -1462,6 +1468,11 @@ fail_glue_init: if (host->dma_dev) dma_unmap_single(host->dma_dev, host->data_dma, sizeof(*host->data), DMA_BIDIRECTIONAL); +fail_data_dma: + if (host->dma_dev) + dma_unmap_single(host->dma_dev, host->ones_dma, + MMC_SPI_BLOCKSIZE, DMA_TO_DEVICE); +fail_ones_dma: kfree(host->data); fail_nobuf1: diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c index ce08896b9d69..da824772bbb4 100644 --- a/drivers/mmc/host/pxamci.c +++ b/drivers/mmc/host/pxamci.c @@ -86,7 +86,7 @@ struct pxamci_host { static inline void pxamci_init_ocr(struct pxamci_host *host) { #ifdef CONFIG_REGULATOR - host->vcc = regulator_get_optional(mmc_dev(host->mmc), "vmmc"); + host->vcc = devm_regulator_get_optional(mmc_dev(host->mmc), "vmmc"); if (IS_ERR(host->vcc)) host->vcc = NULL; @@ -654,12 +654,8 @@ static int pxamci_probe(struct platform_device *pdev) r = platform_get_resource(pdev, IORESOURCE_MEM, 0); irq = platform_get_irq(pdev, 0); - if (!r || irq < 0) - return -ENXIO; - - r = request_mem_region(r->start, SZ_4K, DRIVER_NAME); - if (!r) - return -EBUSY; + if (irq < 0) + return irq; mmc = mmc_alloc_host(sizeof(struct pxamci_host), &pdev->dev); if (!mmc) { @@ -695,7 +691,7 @@ static int pxamci_probe(struct platform_device *pdev) host->pdata = pdev->dev.platform_data; host->clkrt = CLKRT_OFF; - host->clk = clk_get(&pdev->dev, NULL); + host->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(host->clk)) { ret = PTR_ERR(host->clk); host->clk = NULL; @@ -727,9 +723,9 @@ static int pxamci_probe(struct platform_device *pdev) host->irq = irq; host->imask = MMC_I_MASK_ALL; - host->base = ioremap(r->start, SZ_4K); - if (!host->base) { - ret = -ENOMEM; + host->base = devm_ioremap_resource(&pdev->dev, r); + if (IS_ERR(host->base)) { + ret = PTR_ERR(host->base); goto out; } @@ -742,7 +738,8 @@ static int pxamci_probe(struct platform_device *pdev) writel(64, host->base + MMC_RESTO); writel(host->imask, host->base + MMC_I_MASK); - ret = request_irq(host->irq, pxamci_irq, 0, DRIVER_NAME, host); + ret = devm_request_irq(&pdev->dev, host->irq, pxamci_irq, 0, + DRIVER_NAME, host); if (ret) goto out; @@ -804,7 +801,7 @@ static int pxamci_probe(struct platform_device *pdev) dev_err(&pdev->dev, "Failed requesting gpio_ro %d\n", gpio_ro); goto out; } else { - mmc->caps |= host->pdata->gpio_card_ro_invert ? + mmc->caps2 |= host->pdata->gpio_card_ro_invert ? 0 : MMC_CAP2_RO_ACTIVE_HIGH; } @@ -833,14 +830,9 @@ out: dma_release_channel(host->dma_chan_rx); if (host->dma_chan_tx) dma_release_channel(host->dma_chan_tx); - if (host->base) - iounmap(host->base); - if (host->clk) - clk_put(host->clk); } if (mmc) mmc_free_host(mmc); - release_resource(r); return ret; } @@ -859,9 +851,6 @@ static int pxamci_remove(struct platform_device *pdev) gpio_ro = host->pdata->gpio_card_ro; gpio_power = host->pdata->gpio_power; } - if (host->vcc) - regulator_put(host->vcc); - if (host->pdata && host->pdata->exit) host->pdata->exit(&pdev->dev, mmc); @@ -870,16 +859,10 @@ static int pxamci_remove(struct platform_device *pdev) END_CMD_RES|PRG_DONE|DATA_TRAN_DONE, host->base + MMC_I_MASK); - free_irq(host->irq, host); dmaengine_terminate_all(host->dma_chan_rx); dmaengine_terminate_all(host->dma_chan_tx); dma_release_channel(host->dma_chan_rx); dma_release_channel(host->dma_chan_tx); - iounmap(host->base); - - clk_put(host->clk); - - release_resource(host->res); mmc_free_host(mmc); } diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c index f6047fc94062..a5cda926d38e 100644 --- a/drivers/mmc/host/sdhci-acpi.c +++ b/drivers/mmc/host/sdhci-acpi.c @@ -146,6 +146,33 @@ static const struct sdhci_acpi_chip sdhci_acpi_chip_int = { .ops = &sdhci_acpi_ops_int, }; +static int bxt_get_cd(struct mmc_host *mmc) +{ + int gpio_cd = mmc_gpio_get_cd(mmc); + struct sdhci_host *host = mmc_priv(mmc); + unsigned long flags; + int ret = 0; + + if (!gpio_cd) + return 0; + + pm_runtime_get_sync(mmc->parent); + + spin_lock_irqsave(&host->lock, flags); + + if (host->flags & SDHCI_DEVICE_DEAD) + goto out; + + ret = !!(sdhci_readl(host, SDHCI_PRESENT_STATE) & SDHCI_CARD_PRESENT); +out: + spin_unlock_irqrestore(&host->lock, flags); + + pm_runtime_mark_last_busy(mmc->parent); + pm_runtime_put_autosuspend(mmc->parent); + + return ret; +} + static int sdhci_acpi_emmc_probe_slot(struct platform_device *pdev, const char *hid, const char *uid) { @@ -196,6 +223,9 @@ static int sdhci_acpi_sd_probe_slot(struct platform_device *pdev, /* Platform specific code during sd probe slot goes here */ + if (hid && !strcmp(hid, "80865ACA")) + host->mmc_host_ops.get_cd = bxt_get_cd; + return 0; } diff --git a/drivers/mmc/host/sdhci-of-at91.c b/drivers/mmc/host/sdhci-of-at91.c index 7e7d8f0c9438..9cb86fb25976 100644 --- a/drivers/mmc/host/sdhci-of-at91.c +++ b/drivers/mmc/host/sdhci-of-at91.c @@ -217,6 +217,7 @@ static int sdhci_at91_probe(struct platform_device *pdev) pm_runtime_disable: pm_runtime_disable(&pdev->dev); pm_runtime_set_suspended(&pdev->dev); + pm_runtime_put_noidle(&pdev->dev); clocks_disable_unprepare: clk_disable_unprepare(priv->gck); clk_disable_unprepare(priv->mainck); diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c index cc851b065d0a..df3b8eced8c4 100644 --- a/drivers/mmc/host/sdhci-pci-core.c +++ b/drivers/mmc/host/sdhci-pci-core.c @@ -330,6 +330,33 @@ static void spt_read_drive_strength(struct sdhci_host *host) sdhci_pci_spt_drive_strength = 0x10 | ((val >> 12) & 0xf); } +static int bxt_get_cd(struct mmc_host *mmc) +{ + int gpio_cd = mmc_gpio_get_cd(mmc); + struct sdhci_host *host = mmc_priv(mmc); + unsigned long flags; + int ret = 0; + + if (!gpio_cd) + return 0; + + pm_runtime_get_sync(mmc->parent); + + spin_lock_irqsave(&host->lock, flags); + + if (host->flags & SDHCI_DEVICE_DEAD) + goto out; + + ret = !!(sdhci_readl(host, SDHCI_PRESENT_STATE) & SDHCI_CARD_PRESENT); +out: + spin_unlock_irqrestore(&host->lock, flags); + + pm_runtime_mark_last_busy(mmc->parent); + pm_runtime_put_autosuspend(mmc->parent); + + return ret; +} + static int byt_emmc_probe_slot(struct sdhci_pci_slot *slot) { slot->host->mmc->caps |= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE | @@ -362,6 +389,10 @@ static int byt_sd_probe_slot(struct sdhci_pci_slot *slot) slot->cd_con_id = NULL; slot->cd_idx = 0; slot->cd_override_level = true; + if (slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_BXT_SD || + slot->chip->pdev->device == PCI_DEVICE_ID_INTEL_APL_SD) + slot->host->mmc_host_ops.get_cd = bxt_get_cd; + return 0; } diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index d622435d1bcc..add9fdfd1d8f 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1360,7 +1360,7 @@ static void sdhci_request(struct mmc_host *mmc, struct mmc_request *mrq) sdhci_runtime_pm_get(host); /* Firstly check card presence */ - present = sdhci_do_get_cd(host); + present = mmc->ops->get_cd(mmc); spin_lock_irqsave(&host->lock, flags); @@ -2849,6 +2849,8 @@ struct sdhci_host *sdhci_alloc_host(struct device *dev, host = mmc_priv(mmc); host->mmc = mmc; + host->mmc_host_ops = sdhci_ops; + mmc->ops = &host->mmc_host_ops; return host; } @@ -3037,7 +3039,6 @@ int sdhci_add_host(struct sdhci_host *host) /* * Set host parameters. */ - mmc->ops = &sdhci_ops; max_clk = host->max_clk; if (host->ops->get_min_clock) diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 7654ae5d2b4e..0115e9907bf8 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -430,6 +430,7 @@ struct sdhci_host { /* Internal data */ struct mmc_host *mmc; /* MMC structure */ + struct mmc_host_ops mmc_host_ops; /* MMC host ops */ u64 dma_mask; /* custom DMA mask */ #if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE) diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index 1ca8a1359cbc..6234eab38ff3 100644 --- a/drivers/mmc/host/sh_mmcif.c +++ b/drivers/mmc/host/sh_mmcif.c @@ -445,7 +445,7 @@ static void sh_mmcif_request_dma(struct sh_mmcif_host *host) pdata->slave_id_rx); } else { host->chan_tx = dma_request_slave_channel(dev, "tx"); - host->chan_tx = dma_request_slave_channel(dev, "rx"); + host->chan_rx = dma_request_slave_channel(dev, "rx"); } dev_dbg(dev, "%s: got channel TX %p RX %p\n", __func__, host->chan_tx, host->chan_rx); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 49eea8981332..3010080cfeee 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -7831,6 +7831,14 @@ static int tigon3_dma_hwbug_workaround(struct tg3_napi *tnapi, return ret; } +static bool tg3_tso_bug_gso_check(struct tg3_napi *tnapi, struct sk_buff *skb) +{ + /* Check if we will never have enough descriptors, + * as gso_segs can be more than current ring size + */ + return skb_shinfo(skb)->gso_segs < tnapi->tx_pending / 3; +} + static netdev_tx_t tg3_start_xmit(struct sk_buff *, struct net_device *); /* Use GSO to workaround all TSO packets that meet HW bug conditions @@ -7934,14 +7942,19 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) * vlan encapsulated. */ if (skb->protocol == htons(ETH_P_8021Q) || - skb->protocol == htons(ETH_P_8021AD)) - return tg3_tso_bug(tp, tnapi, txq, skb); + skb->protocol == htons(ETH_P_8021AD)) { + if (tg3_tso_bug_gso_check(tnapi, skb)) + return tg3_tso_bug(tp, tnapi, txq, skb); + goto drop; + } if (!skb_is_gso_v6(skb)) { if (unlikely((ETH_HLEN + hdr_len) > 80) && - tg3_flag(tp, TSO_BUG)) - return tg3_tso_bug(tp, tnapi, txq, skb); - + tg3_flag(tp, TSO_BUG)) { + if (tg3_tso_bug_gso_check(tnapi, skb)) + return tg3_tso_bug(tp, tnapi, txq, skb); + goto drop; + } ip_csum = iph->check; ip_tot_len = iph->tot_len; iph->check = 0; @@ -8073,7 +8086,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) if (would_hit_hwbug) { tg3_tx_skb_unmap(tnapi, tnapi->tx_prod, i); - if (mss) { + if (mss && tg3_tso_bug_gso_check(tnapi, skb)) { /* If it's a TSO packet, do GSO instead of * allocating and copying to a large linear SKB */ diff --git a/drivers/net/ethernet/cisco/enic/enic.h b/drivers/net/ethernet/cisco/enic/enic.h index 1671fa3332c2..7ba6d530b0c0 100644 --- a/drivers/net/ethernet/cisco/enic/enic.h +++ b/drivers/net/ethernet/cisco/enic/enic.h @@ -33,7 +33,7 @@ #define DRV_NAME "enic" #define DRV_DESCRIPTION "Cisco VIC Ethernet NIC Driver" -#define DRV_VERSION "2.3.0.12" +#define DRV_VERSION "2.3.0.20" #define DRV_COPYRIGHT "Copyright 2008-2013 Cisco Systems, Inc" #define ENIC_BARS_MAX 6 diff --git a/drivers/net/ethernet/cisco/enic/vnic_dev.c b/drivers/net/ethernet/cisco/enic/vnic_dev.c index 1ffd1050860b..1fdf5fe12a95 100644 --- a/drivers/net/ethernet/cisco/enic/vnic_dev.c +++ b/drivers/net/ethernet/cisco/enic/vnic_dev.c @@ -298,7 +298,8 @@ static int _vnic_dev_cmd2(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, int wait) { struct devcmd2_controller *dc2c = vdev->devcmd2; - struct devcmd2_result *result = dc2c->result + dc2c->next_result; + struct devcmd2_result *result; + u8 color; unsigned int i; int delay, err; u32 fetch_index, new_posted; @@ -336,13 +337,17 @@ static int _vnic_dev_cmd2(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd, if (dc2c->cmd_ring[posted].flags & DEVCMD2_FNORESULT) return 0; + result = dc2c->result + dc2c->next_result; + color = dc2c->color; + + dc2c->next_result++; + if (dc2c->next_result == dc2c->result_size) { + dc2c->next_result = 0; + dc2c->color = dc2c->color ? 0 : 1; + } + for (delay = 0; delay < wait; delay++) { - if (result->color == dc2c->color) { - dc2c->next_result++; - if (dc2c->next_result == dc2c->result_size) { - dc2c->next_result = 0; - dc2c->color = dc2c->color ? 0 : 1; - } + if (result->color == color) { if (result->error) { err = result->error; if (err != ERR_ECMDUNKNOWN || diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index d48d5793407d..e94ca1c3fc7c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -2429,7 +2429,7 @@ err_thread: flush_workqueue(priv->mfunc.master.comm_wq); destroy_workqueue(priv->mfunc.master.comm_wq); err_slaves: - while (--i) { + while (i--) { for (port = 1; port <= MLX4_MAX_PORTS; port++) kfree(priv->mfunc.master.slave_state[i].vlan_filter[port]); } diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c index 70814b7386b3..fc8bbff2d7e3 100644 --- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c +++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c @@ -1880,9 +1880,9 @@ static int dwceqos_open(struct net_device *ndev) } netdev_reset_queue(ndev); + dwceqos_init_hw(lp); napi_enable(&lp->napi); phy_start(lp->phy_dev); - dwceqos_init_hw(lp); netif_start_queue(ndev); tasklet_enable(&lp->tx_bdreclaim_tasklet); diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index 0b14ac3b8d11..028e3873c310 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -1039,6 +1039,17 @@ static netdev_tx_t geneve_xmit(struct sk_buff *skb, struct net_device *dev) return geneve_xmit_skb(skb, dev, info); } +static int geneve_change_mtu(struct net_device *dev, int new_mtu) +{ + /* GENEVE overhead is not fixed, so we can't enforce a more + * precise max MTU. + */ + if (new_mtu < 68 || new_mtu > IP_MAX_MTU) + return -EINVAL; + dev->mtu = new_mtu; + return 0; +} + static int geneve_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb) { struct ip_tunnel_info *info = skb_tunnel_info(skb); @@ -1083,7 +1094,7 @@ static const struct net_device_ops geneve_netdev_ops = { .ndo_stop = geneve_stop, .ndo_start_xmit = geneve_xmit, .ndo_get_stats64 = ip_tunnel_get_stats64, - .ndo_change_mtu = eth_change_mtu, + .ndo_change_mtu = geneve_change_mtu, .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = eth_mac_addr, .ndo_fill_metadata_dst = geneve_fill_metadata_dst, @@ -1442,11 +1453,21 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name, err = geneve_configure(net, dev, &geneve_remote_unspec, 0, 0, 0, htons(dst_port), true, 0); - if (err) { - free_netdev(dev); - return ERR_PTR(err); - } + if (err) + goto err; + + /* openvswitch users expect packet sizes to be unrestricted, + * so set the largest MTU we can. + */ + err = geneve_change_mtu(dev, IP_MAX_MTU); + if (err) + goto err; + return dev; + + err: + free_netdev(dev); + return ERR_PTR(err); } EXPORT_SYMBOL_GPL(geneve_dev_create_fb); diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 65439188c582..a31cd954b308 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -2367,29 +2367,43 @@ static void vxlan_set_multicast_list(struct net_device *dev) { } -static int vxlan_change_mtu(struct net_device *dev, int new_mtu) +static int __vxlan_change_mtu(struct net_device *dev, + struct net_device *lowerdev, + struct vxlan_rdst *dst, int new_mtu, bool strict) { - struct vxlan_dev *vxlan = netdev_priv(dev); - struct vxlan_rdst *dst = &vxlan->default_dst; - struct net_device *lowerdev; - int max_mtu; + int max_mtu = IP_MAX_MTU; - lowerdev = __dev_get_by_index(vxlan->net, dst->remote_ifindex); - if (lowerdev == NULL) - return eth_change_mtu(dev, new_mtu); + if (lowerdev) + max_mtu = lowerdev->mtu; if (dst->remote_ip.sa.sa_family == AF_INET6) - max_mtu = lowerdev->mtu - VXLAN6_HEADROOM; + max_mtu -= VXLAN6_HEADROOM; else - max_mtu = lowerdev->mtu - VXLAN_HEADROOM; + max_mtu -= VXLAN_HEADROOM; - if (new_mtu < 68 || new_mtu > max_mtu) + if (new_mtu < 68) return -EINVAL; + if (new_mtu > max_mtu) { + if (strict) + return -EINVAL; + + new_mtu = max_mtu; + } + dev->mtu = new_mtu; return 0; } +static int vxlan_change_mtu(struct net_device *dev, int new_mtu) +{ + struct vxlan_dev *vxlan = netdev_priv(dev); + struct vxlan_rdst *dst = &vxlan->default_dst; + struct net_device *lowerdev = __dev_get_by_index(vxlan->net, + dst->remote_ifindex); + return __vxlan_change_mtu(dev, lowerdev, dst, new_mtu, true); +} + static int egress_ipv4_tun_info(struct net_device *dev, struct sk_buff *skb, struct ip_tunnel_info *info, __be16 sport, __be16 dport) @@ -2765,6 +2779,7 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev, int err; bool use_ipv6 = false; __be16 default_port = vxlan->cfg.dst_port; + struct net_device *lowerdev = NULL; vxlan->net = src_net; @@ -2785,9 +2800,7 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev, } if (conf->remote_ifindex) { - struct net_device *lowerdev - = __dev_get_by_index(src_net, conf->remote_ifindex); - + lowerdev = __dev_get_by_index(src_net, conf->remote_ifindex); dst->remote_ifindex = conf->remote_ifindex; if (!lowerdev) { @@ -2811,6 +2824,12 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev, needed_headroom = lowerdev->hard_header_len; } + if (conf->mtu) { + err = __vxlan_change_mtu(dev, lowerdev, dst, conf->mtu, false); + if (err) + return err; + } + if (use_ipv6 || conf->flags & VXLAN_F_COLLECT_METADATA) needed_headroom += VXLAN6_HEADROOM; else diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 6fd4e5a5ef4a..9d11d9837312 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -70,6 +70,9 @@ static ssize_t bin_attr_nvmem_read(struct file *filp, struct kobject *kobj, if (pos >= nvmem->size) return 0; + if (count < nvmem->word_size) + return -EINVAL; + if (pos + count > nvmem->size) count = nvmem->size - pos; @@ -95,6 +98,9 @@ static ssize_t bin_attr_nvmem_write(struct file *filp, struct kobject *kobj, if (pos >= nvmem->size) return 0; + if (count < nvmem->word_size) + return -EINVAL; + if (pos + count > nvmem->size) count = nvmem->size - pos; diff --git a/drivers/nvmem/qfprom.c b/drivers/nvmem/qfprom.c index afb67e7eeee4..3829e5fbf8c3 100644 --- a/drivers/nvmem/qfprom.c +++ b/drivers/nvmem/qfprom.c @@ -21,6 +21,7 @@ static struct regmap_config qfprom_regmap_config = { .reg_bits = 32, .val_bits = 8, .reg_stride = 1, + .val_format_endian = REGMAP_ENDIAN_LITTLE, }; static struct nvmem_config econfig = { diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index 5648317d355f..39c4be41ef83 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -154,6 +154,7 @@ static const struct of_device_id whitelist_phys[] = { { .compatible = "marvell,88E1111", }, { .compatible = "marvell,88e1116", }, { .compatible = "marvell,88e1118", }, + { .compatible = "marvell,88e1145", }, { .compatible = "marvell,88e1149r", }, { .compatible = "marvell,88e1310", }, { .compatible = "marvell,88E1510", }, diff --git a/drivers/pci/host/pcie-iproc.c b/drivers/pci/host/pcie-iproc.c index 5816bceddb65..a576aeeb22da 100644 --- a/drivers/pci/host/pcie-iproc.c +++ b/drivers/pci/host/pcie-iproc.c @@ -64,7 +64,6 @@ #define OARR_SIZE_CFG BIT(OARR_SIZE_CFG_SHIFT) #define MAX_NUM_OB_WINDOWS 2 -#define MAX_NUM_PAXC_PF 4 #define IPROC_PCIE_REG_INVALID 0xffff @@ -170,20 +169,6 @@ static inline void iproc_pcie_ob_write(struct iproc_pcie *pcie, writel(val, pcie->base + offset + (window * 8)); } -static inline bool iproc_pcie_device_is_valid(struct iproc_pcie *pcie, - unsigned int slot, - unsigned int fn) -{ - if (slot > 0) - return false; - - /* PAXC can only support limited number of functions */ - if (pcie->type == IPROC_PCIE_PAXC && fn >= MAX_NUM_PAXC_PF) - return false; - - return true; -} - /** * Note access to the configuration registers are protected at the higher layer * by 'pci_lock' in drivers/pci/access.c @@ -199,11 +184,11 @@ static void __iomem *iproc_pcie_map_cfg_bus(struct pci_bus *bus, u32 val; u16 offset; - if (!iproc_pcie_device_is_valid(pcie, slot, fn)) - return NULL; - /* root complex access */ if (busno == 0) { + if (slot > 0 || fn > 0) + return NULL; + iproc_pcie_write_reg(pcie, IPROC_PCIE_CFG_IND_ADDR, where & CFG_IND_ADDR_MASK); offset = iproc_pcie_reg_offset(pcie, IPROC_PCIE_CFG_IND_DATA); @@ -213,6 +198,14 @@ static void __iomem *iproc_pcie_map_cfg_bus(struct pci_bus *bus, return (pcie->base + offset); } + /* + * PAXC is connected to an internally emulated EP within the SoC. It + * allows only one device. + */ + if (pcie->type == IPROC_PCIE_PAXC) + if (slot > 0) + return NULL; + /* EP device access */ val = (busno << CFG_ADDR_BUS_NUM_SHIFT) | (slot << CFG_ADDR_DEV_NUM_SHIFT) | diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c index 0bf82a20a0fb..48d21e0edd56 100644 --- a/drivers/pci/pcie/aer/aerdrv.c +++ b/drivers/pci/pcie/aer/aerdrv.c @@ -262,7 +262,6 @@ static struct aer_rpc *aer_alloc_rpc(struct pcie_device *dev) rpc->rpd = dev; INIT_WORK(&rpc->dpc_handler, aer_isr); mutex_init(&rpc->rpc_mutex); - init_waitqueue_head(&rpc->wait_release); /* Use PCIe bus function to store rpc into PCIe device */ set_service_data(dev, rpc); @@ -285,8 +284,7 @@ static void aer_remove(struct pcie_device *dev) if (rpc->isr) free_irq(dev->irq, dev); - wait_event(rpc->wait_release, rpc->prod_idx == rpc->cons_idx); - + flush_work(&rpc->dpc_handler); aer_disable_rootport(rpc); kfree(rpc); set_service_data(dev, NULL); diff --git a/drivers/pci/pcie/aer/aerdrv.h b/drivers/pci/pcie/aer/aerdrv.h index 84420b7c9456..945c939a86c5 100644 --- a/drivers/pci/pcie/aer/aerdrv.h +++ b/drivers/pci/pcie/aer/aerdrv.h @@ -72,7 +72,6 @@ struct aer_rpc { * recovery on the same * root port hierarchy */ - wait_queue_head_t wait_release; }; struct aer_broadcast_data { diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c index 712392504ed9..521e39c1b66d 100644 --- a/drivers/pci/pcie/aer/aerdrv_core.c +++ b/drivers/pci/pcie/aer/aerdrv_core.c @@ -811,8 +811,6 @@ void aer_isr(struct work_struct *work) while (get_e_source(rpc, &e_src)) aer_isr_one_error(p_device, &e_src); mutex_unlock(&rpc->rpc_mutex); - - wake_up(&rpc->wait_release); } /** diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig index e7e117d5dbbe..0124d17bd9fe 100644 --- a/drivers/phy/Kconfig +++ b/drivers/phy/Kconfig @@ -224,6 +224,7 @@ config PHY_MT65XX_USB3 config PHY_HI6220_USB tristate "hi6220 USB PHY support" + depends on (ARCH_HISI && ARM64) || COMPILE_TEST select GENERIC_PHY select MFD_SYSCON help diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c index 8c7f27db6ad3..e7e574dc667a 100644 --- a/drivers/phy/phy-core.c +++ b/drivers/phy/phy-core.c @@ -275,20 +275,21 @@ EXPORT_SYMBOL_GPL(phy_exit); int phy_power_on(struct phy *phy) { - int ret; + int ret = 0; if (!phy) - return 0; + goto out; if (phy->pwr) { ret = regulator_enable(phy->pwr); if (ret) - return ret; + goto out; } ret = phy_pm_runtime_get_sync(phy); if (ret < 0 && ret != -ENOTSUPP) - return ret; + goto err_pm_sync; + ret = 0; /* Override possible ret == -ENOTSUPP */ mutex_lock(&phy->mutex); @@ -296,19 +297,20 @@ int phy_power_on(struct phy *phy) ret = phy->ops->power_on(phy); if (ret < 0) { dev_err(&phy->dev, "phy poweron failed --> %d\n", ret); - goto out; + goto err_pwr_on; } } ++phy->power_count; mutex_unlock(&phy->mutex); return 0; -out: +err_pwr_on: mutex_unlock(&phy->mutex); phy_pm_runtime_put_sync(phy); +err_pm_sync: if (phy->pwr) regulator_disable(phy->pwr); - +out: return ret; } EXPORT_SYMBOL_GPL(phy_power_on); diff --git a/drivers/phy/phy-twl4030-usb.c b/drivers/phy/phy-twl4030-usb.c index 4a3fc6e59f8e..840f3eae428b 100644 --- a/drivers/phy/phy-twl4030-usb.c +++ b/drivers/phy/phy-twl4030-usb.c @@ -715,6 +715,7 @@ static int twl4030_usb_probe(struct platform_device *pdev) pm_runtime_use_autosuspend(&pdev->dev); pm_runtime_set_autosuspend_delay(&pdev->dev, 2000); pm_runtime_enable(&pdev->dev); + pm_runtime_get_sync(&pdev->dev); /* Our job is to use irqs and status from the power module * to keep the transceiver disabled when nothing's connected. @@ -750,6 +751,7 @@ static int twl4030_usb_remove(struct platform_device *pdev) struct twl4030_usb *twl = platform_get_drvdata(pdev); int val; + usb_remove_phy(&twl->phy); pm_runtime_get_sync(twl->dev); cancel_delayed_work(&twl->id_workaround_work); device_remove_file(twl->dev, &dev_attr_vbus); @@ -757,6 +759,13 @@ static int twl4030_usb_remove(struct platform_device *pdev) /* set transceiver mode to power on defaults */ twl4030_usb_set_mode(twl, -1); + /* idle ulpi before powering off */ + if (cable_present(twl->linkstat)) + pm_runtime_put_noidle(twl->dev); + pm_runtime_mark_last_busy(twl->dev); + pm_runtime_put_sync_suspend(twl->dev); + pm_runtime_disable(twl->dev); + /* autogate 60MHz ULPI clock, * clear dpll clock request for i2c access, * disable 32KHz @@ -771,11 +780,6 @@ static int twl4030_usb_remove(struct platform_device *pdev) /* disable complete OTG block */ twl4030_usb_clear_bits(twl, POWER_CTRL, POWER_CTRL_OTG_ENAB); - if (cable_present(twl->linkstat)) - pm_runtime_put_noidle(twl->dev); - pm_runtime_mark_last_busy(twl->dev); - pm_runtime_put(twl->dev); - return 0; } diff --git a/drivers/platform/x86/intel-hid.c b/drivers/platform/x86/intel-hid.c index 20f0ad9bb9f3..e20f23e04c24 100644 --- a/drivers/platform/x86/intel-hid.c +++ b/drivers/platform/x86/intel-hid.c @@ -41,8 +41,7 @@ static const struct key_entry intel_hid_keymap[] = { { KE_KEY, 4, { KEY_HOME } }, { KE_KEY, 5, { KEY_END } }, { KE_KEY, 6, { KEY_PAGEUP } }, - { KE_KEY, 4, { KEY_PAGEDOWN } }, - { KE_KEY, 4, { KEY_HOME } }, + { KE_KEY, 7, { KEY_PAGEDOWN } }, { KE_KEY, 8, { KEY_RFKILL } }, { KE_KEY, 9, { KEY_POWER } }, { KE_KEY, 11, { KEY_SLEEP } }, diff --git a/drivers/platform/x86/intel_scu_ipcutil.c b/drivers/platform/x86/intel_scu_ipcutil.c index 02bc5a6343c3..aa454241489c 100644 --- a/drivers/platform/x86/intel_scu_ipcutil.c +++ b/drivers/platform/x86/intel_scu_ipcutil.c @@ -49,7 +49,7 @@ struct scu_ipc_data { static int scu_reg_access(u32 cmd, struct scu_ipc_data *data) { - int count = data->count; + unsigned int count = data->count; if (count == 0 || count == 3 || count > 4) return -EINVAL; diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c index 361358134315..93880ed6291c 100644 --- a/drivers/scsi/device_handler/scsi_dh_rdac.c +++ b/drivers/scsi/device_handler/scsi_dh_rdac.c @@ -562,7 +562,7 @@ static int mode_select_handle_sense(struct scsi_device *sdev, /* * Command Lock contention */ - err = SCSI_DH_RETRY; + err = SCSI_DH_IMM_RETRY; break; default: break; @@ -612,6 +612,8 @@ retry: err = mode_select_handle_sense(sdev, h->sense); if (err == SCSI_DH_RETRY && retry_cnt--) goto retry; + if (err == SCSI_DH_IMM_RETRY) + goto retry; } if (err == SCSI_DH_OK) { h->state = RDAC_STATE_ACTIVE; diff --git a/drivers/scsi/hisi_sas/Kconfig b/drivers/scsi/hisi_sas/Kconfig index b67661836c9f..d1dd1616f983 100644 --- a/drivers/scsi/hisi_sas/Kconfig +++ b/drivers/scsi/hisi_sas/Kconfig @@ -1,6 +1,6 @@ config SCSI_HISI_SAS tristate "HiSilicon SAS" - depends on HAS_DMA + depends on HAS_DMA && HAS_IOMEM depends on ARM64 || COMPILE_TEST select SCSI_SAS_LIBSAS select BLK_DEV_INTEGRITY diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c index 057fdeb720ac..eea24d7531cf 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c @@ -1289,13 +1289,10 @@ static int slot_complete_v1_hw(struct hisi_hba *hisi_hba, goto out; } - if (cmplt_hdr_data & CMPLT_HDR_ERR_RCRD_XFRD_MSK) { - if (!(cmplt_hdr_data & CMPLT_HDR_CMD_CMPLT_MSK) || - !(cmplt_hdr_data & CMPLT_HDR_RSPNS_XFRD_MSK)) - ts->stat = SAS_DATA_OVERRUN; - else - slot_err_v1_hw(hisi_hba, task, slot); + if (cmplt_hdr_data & CMPLT_HDR_ERR_RCRD_XFRD_MSK && + !(cmplt_hdr_data & CMPLT_HDR_RSPNS_XFRD_MSK)) { + slot_err_v1_hw(hisi_hba, task, slot); goto out; } diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 52a87657c7dd..692a7570b5e1 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -2204,7 +2204,7 @@ qla2x00_init_rings(scsi_qla_host_t *vha) /* Clear outstanding commands array. */ for (que = 0; que < ha->max_req_queues; que++) { req = ha->req_q_map[que]; - if (!req) + if (!req || !test_bit(que, ha->req_qid_map)) continue; req->out_ptr = (void *)(req->ring + req->length); *req->out_ptr = 0; @@ -2221,7 +2221,7 @@ qla2x00_init_rings(scsi_qla_host_t *vha) for (que = 0; que < ha->max_rsp_queues; que++) { rsp = ha->rsp_q_map[que]; - if (!rsp) + if (!rsp || !test_bit(que, ha->rsp_qid_map)) continue; rsp->in_ptr = (void *)(rsp->ring + rsp->length); *rsp->in_ptr = 0; @@ -4981,7 +4981,7 @@ qla25xx_init_queues(struct qla_hw_data *ha) for (i = 1; i < ha->max_rsp_queues; i++) { rsp = ha->rsp_q_map[i]; - if (rsp) { + if (rsp && test_bit(i, ha->rsp_qid_map)) { rsp->options &= ~BIT_0; ret = qla25xx_init_rsp_que(base_vha, rsp); if (ret != QLA_SUCCESS) @@ -4996,8 +4996,8 @@ qla25xx_init_queues(struct qla_hw_data *ha) } for (i = 1; i < ha->max_req_queues; i++) { req = ha->req_q_map[i]; - if (req) { - /* Clear outstanding commands array. */ + if (req && test_bit(i, ha->req_qid_map)) { + /* Clear outstanding commands array. */ req->options &= ~BIT_0; ret = qla25xx_init_req_que(base_vha, req); if (ret != QLA_SUCCESS) diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index d4d65eb0e9b4..4af95479a9db 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -3063,9 +3063,9 @@ qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp) "MSI-X: Failed to enable support " "-- %d/%d\n Retry with %d vectors.\n", ha->msix_count, ret, ret); + ha->msix_count = ret; + ha->max_rsp_queues = ha->msix_count - 1; } - ha->msix_count = ret; - ha->max_rsp_queues = ha->msix_count - 1; ha->msix_entries = kzalloc(sizeof(struct qla_msix_entry) * ha->msix_count, GFP_KERNEL); if (!ha->msix_entries) { diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c index c5dd594f6c31..cf7ba52bae66 100644 --- a/drivers/scsi/qla2xxx/qla_mid.c +++ b/drivers/scsi/qla2xxx/qla_mid.c @@ -600,7 +600,7 @@ qla25xx_delete_queues(struct scsi_qla_host *vha) /* Delete request queues */ for (cnt = 1; cnt < ha->max_req_queues; cnt++) { req = ha->req_q_map[cnt]; - if (req) { + if (req && test_bit(cnt, ha->req_qid_map)) { ret = qla25xx_delete_req_que(vha, req); if (ret != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x00ea, @@ -614,7 +614,7 @@ qla25xx_delete_queues(struct scsi_qla_host *vha) /* Delete response queues */ for (cnt = 1; cnt < ha->max_rsp_queues; cnt++) { rsp = ha->rsp_q_map[cnt]; - if (rsp) { + if (rsp && test_bit(cnt, ha->rsp_qid_map)) { ret = qla25xx_delete_rsp_que(vha, rsp); if (ret != QLA_SUCCESS) { ql_log(ql_log_warn, vha, 0x00eb, diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index f1788db43195..f6c7ce35b542 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -409,6 +409,9 @@ static void qla2x00_free_queues(struct qla_hw_data *ha) int cnt; for (cnt = 0; cnt < ha->max_req_queues; cnt++) { + if (!test_bit(cnt, ha->req_qid_map)) + continue; + req = ha->req_q_map[cnt]; qla2x00_free_req_que(ha, req); } @@ -416,6 +419,9 @@ static void qla2x00_free_queues(struct qla_hw_data *ha) ha->req_q_map = NULL; for (cnt = 0; cnt < ha->max_rsp_queues; cnt++) { + if (!test_bit(cnt, ha->rsp_qid_map)) + continue; + rsp = ha->rsp_q_map[cnt]; qla2x00_free_rsp_que(ha, rsp); } diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c index 8075a4cdb45c..ee967becd257 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -105,7 +105,7 @@ static void qlt_response_pkt(struct scsi_qla_host *ha, response_t *pkt); static int qlt_issue_task_mgmt(struct qla_tgt_sess *sess, uint32_t lun, int fn, void *iocb, int flags); static void qlt_send_term_exchange(struct scsi_qla_host *ha, struct qla_tgt_cmd - *cmd, struct atio_from_isp *atio, int ha_locked); + *cmd, struct atio_from_isp *atio, int ha_locked, int ul_abort); static void qlt_reject_free_srr_imm(struct scsi_qla_host *ha, struct qla_tgt_srr_imm *imm, int ha_lock); static void qlt_abort_cmd_on_host_reset(struct scsi_qla_host *vha, @@ -1756,7 +1756,7 @@ void qlt_xmit_tm_rsp(struct qla_tgt_mgmt_cmd *mcmd) qlt_send_notify_ack(vha, &mcmd->orig_iocb.imm_ntfy, 0, 0, 0, 0, 0, 0); else { - if (mcmd->se_cmd.se_tmr_req->function == TMR_ABORT_TASK) + if (mcmd->orig_iocb.atio.u.raw.entry_type == ABTS_RECV_24XX) qlt_24xx_send_abts_resp(vha, &mcmd->orig_iocb.abts, mcmd->fc_tm_rsp, false); else @@ -2665,7 +2665,7 @@ int qlt_xmit_response(struct qla_tgt_cmd *cmd, int xmit_type, /* no need to terminate. FW already freed exchange. */ qlt_abort_cmd_on_host_reset(cmd->vha, cmd); else - qlt_send_term_exchange(vha, cmd, &cmd->atio, 1); + qlt_send_term_exchange(vha, cmd, &cmd->atio, 1, 0); spin_unlock_irqrestore(&ha->hardware_lock, flags); return 0; } @@ -3173,7 +3173,8 @@ static int __qlt_send_term_exchange(struct scsi_qla_host *vha, } static void qlt_send_term_exchange(struct scsi_qla_host *vha, - struct qla_tgt_cmd *cmd, struct atio_from_isp *atio, int ha_locked) + struct qla_tgt_cmd *cmd, struct atio_from_isp *atio, int ha_locked, + int ul_abort) { unsigned long flags = 0; int rc; @@ -3193,8 +3194,7 @@ static void qlt_send_term_exchange(struct scsi_qla_host *vha, qlt_alloc_qfull_cmd(vha, atio, 0, 0); done: - if (cmd && (!cmd->aborted || - !cmd->cmd_sent_to_fw)) { + if (cmd && !ul_abort && !cmd->aborted) { if (cmd->sg_mapped) qlt_unmap_sg(vha, cmd); vha->hw->tgt.tgt_ops->free_cmd(cmd); @@ -3253,21 +3253,38 @@ static void qlt_chk_exch_leak_thresh_hold(struct scsi_qla_host *vha) } -void qlt_abort_cmd(struct qla_tgt_cmd *cmd) +int qlt_abort_cmd(struct qla_tgt_cmd *cmd) { struct qla_tgt *tgt = cmd->tgt; struct scsi_qla_host *vha = tgt->vha; struct se_cmd *se_cmd = &cmd->se_cmd; + unsigned long flags; ql_dbg(ql_dbg_tgt_mgt, vha, 0xf014, "qla_target(%d): terminating exchange for aborted cmd=%p " "(se_cmd=%p, tag=%llu)", vha->vp_idx, cmd, &cmd->se_cmd, se_cmd->tag); + spin_lock_irqsave(&cmd->cmd_lock, flags); + if (cmd->aborted) { + spin_unlock_irqrestore(&cmd->cmd_lock, flags); + /* + * It's normal to see 2 calls in this path: + * 1) XFER Rdy completion + CMD_T_ABORT + * 2) TCM TMR - drain_state_list + */ + ql_dbg(ql_dbg_tgt_mgt, vha, 0xffff, + "multiple abort. %p transport_state %x, t_state %x," + " se_cmd_flags %x \n", cmd, cmd->se_cmd.transport_state, + cmd->se_cmd.t_state,cmd->se_cmd.se_cmd_flags); + return EIO; + } cmd->aborted = 1; cmd->cmd_flags |= BIT_6; + spin_unlock_irqrestore(&cmd->cmd_lock, flags); - qlt_send_term_exchange(vha, cmd, &cmd->atio, 0); + qlt_send_term_exchange(vha, cmd, &cmd->atio, 0, 1); + return 0; } EXPORT_SYMBOL(qlt_abort_cmd); @@ -3282,6 +3299,9 @@ void qlt_free_cmd(struct qla_tgt_cmd *cmd) BUG_ON(cmd->cmd_in_wq); + if (cmd->sg_mapped) + qlt_unmap_sg(cmd->vha, cmd); + if (!cmd->q_full) qlt_decr_num_pend_cmds(cmd->vha); @@ -3399,7 +3419,7 @@ static int qlt_term_ctio_exchange(struct scsi_qla_host *vha, void *ctio, term = 1; if (term) - qlt_send_term_exchange(vha, cmd, &cmd->atio, 1); + qlt_send_term_exchange(vha, cmd, &cmd->atio, 1, 0); return term; } @@ -3580,12 +3600,13 @@ static void qlt_do_ctio_completion(struct scsi_qla_host *vha, uint32_t handle, case CTIO_PORT_LOGGED_OUT: case CTIO_PORT_UNAVAILABLE: { - int logged_out = (status & 0xFFFF); + int logged_out = + (status & 0xFFFF) == CTIO_PORT_LOGGED_OUT; + ql_dbg(ql_dbg_tgt_mgt, vha, 0xf059, "qla_target(%d): CTIO with %s status %x " "received (state %x, se_cmd %p)\n", vha->vp_idx, - (logged_out == CTIO_PORT_LOGGED_OUT) ? - "PORT LOGGED OUT" : "PORT UNAVAILABLE", + logged_out ? "PORT LOGGED OUT" : "PORT UNAVAILABLE", status, cmd->state, se_cmd); if (logged_out && cmd->sess) { @@ -3754,6 +3775,7 @@ static void __qlt_do_work(struct qla_tgt_cmd *cmd) goto out_term; } + spin_lock_init(&cmd->cmd_lock); cdb = &atio->u.isp24.fcp_cmnd.cdb[0]; cmd->se_cmd.tag = atio->u.isp24.exchange_addr; cmd->unpacked_lun = scsilun_to_int( @@ -3796,7 +3818,7 @@ out_term: */ cmd->cmd_flags |= BIT_2; spin_lock_irqsave(&ha->hardware_lock, flags); - qlt_send_term_exchange(vha, NULL, &cmd->atio, 1); + qlt_send_term_exchange(vha, NULL, &cmd->atio, 1, 0); qlt_decr_num_pend_cmds(vha); percpu_ida_free(&sess->se_sess->sess_tag_pool, cmd->se_cmd.map_tag); @@ -3918,7 +3940,7 @@ static void qlt_create_sess_from_atio(struct work_struct *work) out_term: spin_lock_irqsave(&ha->hardware_lock, flags); - qlt_send_term_exchange(vha, NULL, &op->atio, 1); + qlt_send_term_exchange(vha, NULL, &op->atio, 1, 0); spin_unlock_irqrestore(&ha->hardware_lock, flags); kfree(op); @@ -3982,7 +4004,8 @@ static int qlt_handle_cmd_for_atio(struct scsi_qla_host *vha, cmd->cmd_in_wq = 1; cmd->cmd_flags |= BIT_0; - cmd->se_cmd.cpuid = -1; + cmd->se_cmd.cpuid = ha->msix_count ? + ha->tgt.rspq_vector_cpuid : WORK_CPU_UNBOUND; spin_lock(&vha->cmd_list_lock); list_add_tail(&cmd->cmd_list, &vha->qla_cmd_list); @@ -3990,7 +4013,6 @@ static int qlt_handle_cmd_for_atio(struct scsi_qla_host *vha, INIT_WORK(&cmd->work, qlt_do_work); if (ha->msix_count) { - cmd->se_cmd.cpuid = ha->tgt.rspq_vector_cpuid; if (cmd->atio.u.isp24.fcp_cmnd.rddata) queue_work_on(smp_processor_id(), qla_tgt_wq, &cmd->work); @@ -4771,7 +4793,7 @@ out_reject: dump_stack(); } else { cmd->cmd_flags |= BIT_9; - qlt_send_term_exchange(vha, cmd, &cmd->atio, 1); + qlt_send_term_exchange(vha, cmd, &cmd->atio, 1, 0); } spin_unlock_irqrestore(&ha->hardware_lock, flags); } @@ -4950,7 +4972,7 @@ static void qlt_prepare_srr_imm(struct scsi_qla_host *vha, sctio, sctio->srr_id); list_del(&sctio->srr_list_entry); qlt_send_term_exchange(vha, sctio->cmd, - &sctio->cmd->atio, 1); + &sctio->cmd->atio, 1, 0); kfree(sctio); } } @@ -5123,7 +5145,7 @@ static int __qlt_send_busy(struct scsi_qla_host *vha, atio->u.isp24.fcp_hdr.s_id); spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); if (!sess) { - qlt_send_term_exchange(vha, NULL, atio, 1); + qlt_send_term_exchange(vha, NULL, atio, 1, 0); return 0; } /* Sending marker isn't necessary, since we called from ISR */ @@ -5406,7 +5428,7 @@ static void qlt_24xx_atio_pkt(struct scsi_qla_host *vha, #if 1 /* With TERM EXCHANGE some FC cards refuse to boot */ qlt_send_busy(vha, atio, SAM_STAT_BUSY); #else - qlt_send_term_exchange(vha, NULL, atio, 1); + qlt_send_term_exchange(vha, NULL, atio, 1, 0); #endif if (!ha_locked) @@ -5523,7 +5545,7 @@ static void qlt_response_pkt(struct scsi_qla_host *vha, response_t *pkt) #if 1 /* With TERM EXCHANGE some FC cards refuse to boot */ qlt_send_busy(vha, atio, 0); #else - qlt_send_term_exchange(vha, NULL, atio, 1); + qlt_send_term_exchange(vha, NULL, atio, 1, 0); #endif } else { if (tgt->tgt_stop) { @@ -5532,7 +5554,7 @@ static void qlt_response_pkt(struct scsi_qla_host *vha, response_t *pkt) "command to target, sending TERM " "EXCHANGE for rsp\n"); qlt_send_term_exchange(vha, NULL, - atio, 1); + atio, 1, 0); } else { ql_dbg(ql_dbg_tgt, vha, 0xe060, "qla_target(%d): Unable to send " @@ -5960,7 +5982,7 @@ static void qlt_tmr_work(struct qla_tgt *tgt, return; out_term: - qlt_send_term_exchange(vha, NULL, &prm->tm_iocb2, 0); + qlt_send_term_exchange(vha, NULL, &prm->tm_iocb2, 1, 0); if (sess) ha->tgt.tgt_ops->put_sess(sess); spin_unlock_irqrestore(&ha->tgt.sess_lock, flags); diff --git a/drivers/scsi/qla2xxx/qla_target.h b/drivers/scsi/qla2xxx/qla_target.h index 71b2865ba3c8..22a6a767fe07 100644 --- a/drivers/scsi/qla2xxx/qla_target.h +++ b/drivers/scsi/qla2xxx/qla_target.h @@ -943,6 +943,36 @@ struct qla_tgt_sess { qlt_plogi_ack_t *plogi_link[QLT_PLOGI_LINK_MAX]; }; +typedef enum { + /* + * BIT_0 - Atio Arrival / schedule to work + * BIT_1 - qlt_do_work + * BIT_2 - qlt_do work failed + * BIT_3 - xfer rdy/tcm_qla2xxx_write_pending + * BIT_4 - read respond/tcm_qla2xx_queue_data_in + * BIT_5 - status respond / tcm_qla2xx_queue_status + * BIT_6 - tcm request to abort/Term exchange. + * pre_xmit_response->qlt_send_term_exchange + * BIT_7 - SRR received (qlt_handle_srr->qlt_xmit_response) + * BIT_8 - SRR received (qlt_handle_srr->qlt_rdy_to_xfer) + * BIT_9 - SRR received (qla_handle_srr->qlt_send_term_exchange) + * BIT_10 - Data in - hanlde_data->tcm_qla2xxx_handle_data + + * BIT_12 - good completion - qlt_ctio_do_completion -->free_cmd + * BIT_13 - Bad completion - + * qlt_ctio_do_completion --> qlt_term_ctio_exchange + * BIT_14 - Back end data received/sent. + * BIT_15 - SRR prepare ctio + * BIT_16 - complete free + * BIT_17 - flush - qlt_abort_cmd_on_host_reset + * BIT_18 - completion w/abort status + * BIT_19 - completion w/unknown status + * BIT_20 - tcm_qla2xxx_free_cmd + */ + CMD_FLAG_DATA_WORK = BIT_11, + CMD_FLAG_DATA_WORK_FREE = BIT_21, +} cmd_flags_t; + struct qla_tgt_cmd { struct se_cmd se_cmd; struct qla_tgt_sess *sess; @@ -952,6 +982,7 @@ struct qla_tgt_cmd { /* Sense buffer that will be mapped into outgoing status */ unsigned char sense_buffer[TRANSPORT_SENSE_BUFFER]; + spinlock_t cmd_lock; /* to save extra sess dereferences */ unsigned int conf_compl_supported:1; unsigned int sg_mapped:1; @@ -986,30 +1017,8 @@ struct qla_tgt_cmd { uint64_t jiffies_at_alloc; uint64_t jiffies_at_free; - /* BIT_0 - Atio Arrival / schedule to work - * BIT_1 - qlt_do_work - * BIT_2 - qlt_do work failed - * BIT_3 - xfer rdy/tcm_qla2xxx_write_pending - * BIT_4 - read respond/tcm_qla2xx_queue_data_in - * BIT_5 - status respond / tcm_qla2xx_queue_status - * BIT_6 - tcm request to abort/Term exchange. - * pre_xmit_response->qlt_send_term_exchange - * BIT_7 - SRR received (qlt_handle_srr->qlt_xmit_response) - * BIT_8 - SRR received (qlt_handle_srr->qlt_rdy_to_xfer) - * BIT_9 - SRR received (qla_handle_srr->qlt_send_term_exchange) - * BIT_10 - Data in - hanlde_data->tcm_qla2xxx_handle_data - * BIT_11 - Data actually going to TCM : tcm_qla2xx_handle_data_work - * BIT_12 - good completion - qlt_ctio_do_completion -->free_cmd - * BIT_13 - Bad completion - - * qlt_ctio_do_completion --> qlt_term_ctio_exchange - * BIT_14 - Back end data received/sent. - * BIT_15 - SRR prepare ctio - * BIT_16 - complete free - * BIT_17 - flush - qlt_abort_cmd_on_host_reset - * BIT_18 - completion w/abort status - * BIT_19 - completion w/unknown status - */ - uint32_t cmd_flags; + + cmd_flags_t cmd_flags; }; struct qla_tgt_sess_work_param { @@ -1148,7 +1157,7 @@ static inline void sid_to_portid(const uint8_t *s_id, port_id_t *p) extern void qlt_response_pkt_all_vps(struct scsi_qla_host *, response_t *); extern int qlt_rdy_to_xfer(struct qla_tgt_cmd *); extern int qlt_xmit_response(struct qla_tgt_cmd *, int, uint8_t); -extern void qlt_abort_cmd(struct qla_tgt_cmd *); +extern int qlt_abort_cmd(struct qla_tgt_cmd *); extern void qlt_xmit_tm_rsp(struct qla_tgt_mgmt_cmd *); extern void qlt_free_mcmd(struct qla_tgt_mgmt_cmd *); extern void qlt_free_cmd(struct qla_tgt_cmd *cmd); diff --git a/drivers/scsi/qla2xxx/qla_tmpl.c b/drivers/scsi/qla2xxx/qla_tmpl.c index ddbe2e7ac14d..c3e622524604 100644 --- a/drivers/scsi/qla2xxx/qla_tmpl.c +++ b/drivers/scsi/qla2xxx/qla_tmpl.c @@ -395,6 +395,10 @@ qla27xx_fwdt_entry_t263(struct scsi_qla_host *vha, if (ent->t263.queue_type == T263_QUEUE_TYPE_REQ) { for (i = 0; i < vha->hw->max_req_queues; i++) { struct req_que *req = vha->hw->req_q_map[i]; + + if (!test_bit(i, vha->hw->req_qid_map)) + continue; + if (req || !buf) { length = req ? req->length : REQUEST_ENTRY_CNT_24XX; @@ -408,6 +412,10 @@ qla27xx_fwdt_entry_t263(struct scsi_qla_host *vha, } else if (ent->t263.queue_type == T263_QUEUE_TYPE_RSP) { for (i = 0; i < vha->hw->max_rsp_queues; i++) { struct rsp_que *rsp = vha->hw->rsp_q_map[i]; + + if (!test_bit(i, vha->hw->rsp_qid_map)) + continue; + if (rsp || !buf) { length = rsp ? rsp->length : RESPONSE_ENTRY_CNT_MQ; @@ -634,6 +642,10 @@ qla27xx_fwdt_entry_t274(struct scsi_qla_host *vha, if (ent->t274.queue_type == T274_QUEUE_TYPE_REQ_SHAD) { for (i = 0; i < vha->hw->max_req_queues; i++) { struct req_que *req = vha->hw->req_q_map[i]; + + if (!test_bit(i, vha->hw->req_qid_map)) + continue; + if (req || !buf) { qla27xx_insert16(i, buf, len); qla27xx_insert16(1, buf, len); @@ -645,6 +657,10 @@ qla27xx_fwdt_entry_t274(struct scsi_qla_host *vha, } else if (ent->t274.queue_type == T274_QUEUE_TYPE_RSP_SHAD) { for (i = 0; i < vha->hw->max_rsp_queues; i++) { struct rsp_que *rsp = vha->hw->rsp_q_map[i]; + + if (!test_bit(i, vha->hw->rsp_qid_map)) + continue; + if (rsp || !buf) { qla27xx_insert16(i, buf, len); qla27xx_insert16(1, buf, len); diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c index faf0a126627f..1808a01cfb7e 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c @@ -298,6 +298,10 @@ static void tcm_qla2xxx_free_cmd(struct qla_tgt_cmd *cmd) { cmd->vha->tgt_counters.core_qla_free_cmd++; cmd->cmd_in_wq = 1; + + BUG_ON(cmd->cmd_flags & BIT_20); + cmd->cmd_flags |= BIT_20; + INIT_WORK(&cmd->work, tcm_qla2xxx_complete_free); queue_work_on(smp_processor_id(), tcm_qla2xxx_free_wq, &cmd->work); } @@ -374,6 +378,20 @@ static int tcm_qla2xxx_write_pending(struct se_cmd *se_cmd) { struct qla_tgt_cmd *cmd = container_of(se_cmd, struct qla_tgt_cmd, se_cmd); + + if (cmd->aborted) { + /* Cmd can loop during Q-full. tcm_qla2xxx_aborted_task + * can get ahead of this cmd. tcm_qla2xxx_aborted_task + * already kick start the free. + */ + pr_debug("write_pending aborted cmd[%p] refcount %d " + "transport_state %x, t_state %x, se_cmd_flags %x\n", + cmd,cmd->se_cmd.cmd_kref.refcount.counter, + cmd->se_cmd.transport_state, + cmd->se_cmd.t_state, + cmd->se_cmd.se_cmd_flags); + return 0; + } cmd->cmd_flags |= BIT_3; cmd->bufflen = se_cmd->data_length; cmd->dma_data_direction = target_reverse_dma_direction(se_cmd); @@ -405,7 +423,7 @@ static int tcm_qla2xxx_write_pending_status(struct se_cmd *se_cmd) se_cmd->t_state == TRANSPORT_COMPLETE_QF_WP) { spin_unlock_irqrestore(&se_cmd->t_state_lock, flags); wait_for_completion_timeout(&se_cmd->t_transport_stop_comp, - 3 * HZ); + 50); return 0; } spin_unlock_irqrestore(&se_cmd->t_state_lock, flags); @@ -444,6 +462,9 @@ static int tcm_qla2xxx_handle_cmd(scsi_qla_host_t *vha, struct qla_tgt_cmd *cmd, if (bidi) flags |= TARGET_SCF_BIDI_OP; + if (se_cmd->cpuid != WORK_CPU_UNBOUND) + flags |= TARGET_SCF_USE_CPUID; + sess = cmd->sess; if (!sess) { pr_err("Unable to locate struct qla_tgt_sess from qla_tgt_cmd\n"); @@ -465,13 +486,25 @@ static int tcm_qla2xxx_handle_cmd(scsi_qla_host_t *vha, struct qla_tgt_cmd *cmd, static void tcm_qla2xxx_handle_data_work(struct work_struct *work) { struct qla_tgt_cmd *cmd = container_of(work, struct qla_tgt_cmd, work); + unsigned long flags; /* * Ensure that the complete FCP WRITE payload has been received. * Otherwise return an exception via CHECK_CONDITION status. */ cmd->cmd_in_wq = 0; - cmd->cmd_flags |= BIT_11; + + spin_lock_irqsave(&cmd->cmd_lock, flags); + cmd->cmd_flags |= CMD_FLAG_DATA_WORK; + if (cmd->aborted) { + cmd->cmd_flags |= CMD_FLAG_DATA_WORK_FREE; + spin_unlock_irqrestore(&cmd->cmd_lock, flags); + + tcm_qla2xxx_free_cmd(cmd); + return; + } + spin_unlock_irqrestore(&cmd->cmd_lock, flags); + cmd->vha->tgt_counters.qla_core_ret_ctio++; if (!cmd->write_data_transferred) { /* @@ -546,6 +579,20 @@ static int tcm_qla2xxx_queue_data_in(struct se_cmd *se_cmd) struct qla_tgt_cmd *cmd = container_of(se_cmd, struct qla_tgt_cmd, se_cmd); + if (cmd->aborted) { + /* Cmd can loop during Q-full. tcm_qla2xxx_aborted_task + * can get ahead of this cmd. tcm_qla2xxx_aborted_task + * already kick start the free. + */ + pr_debug("queue_data_in aborted cmd[%p] refcount %d " + "transport_state %x, t_state %x, se_cmd_flags %x\n", + cmd,cmd->se_cmd.cmd_kref.refcount.counter, + cmd->se_cmd.transport_state, + cmd->se_cmd.t_state, + cmd->se_cmd.se_cmd_flags); + return 0; + } + cmd->cmd_flags |= BIT_4; cmd->bufflen = se_cmd->data_length; cmd->dma_data_direction = target_reverse_dma_direction(se_cmd); @@ -637,11 +684,34 @@ static void tcm_qla2xxx_queue_tm_rsp(struct se_cmd *se_cmd) qlt_xmit_tm_rsp(mcmd); } + +#define DATA_WORK_NOT_FREE(_flags) \ + (( _flags & (CMD_FLAG_DATA_WORK|CMD_FLAG_DATA_WORK_FREE)) == \ + CMD_FLAG_DATA_WORK) static void tcm_qla2xxx_aborted_task(struct se_cmd *se_cmd) { struct qla_tgt_cmd *cmd = container_of(se_cmd, struct qla_tgt_cmd, se_cmd); - qlt_abort_cmd(cmd); + unsigned long flags; + + if (qlt_abort_cmd(cmd)) + return; + + spin_lock_irqsave(&cmd->cmd_lock, flags); + if ((cmd->state == QLA_TGT_STATE_NEW)|| + ((cmd->state == QLA_TGT_STATE_DATA_IN) && + DATA_WORK_NOT_FREE(cmd->cmd_flags)) ) { + + cmd->cmd_flags |= CMD_FLAG_DATA_WORK_FREE; + spin_unlock_irqrestore(&cmd->cmd_lock, flags); + /* Cmd have not reached firmware. + * Use this trigger to free it. */ + tcm_qla2xxx_free_cmd(cmd); + return; + } + spin_unlock_irqrestore(&cmd->cmd_lock, flags); + return; + } static void tcm_qla2xxx_clear_sess_lookup(struct tcm_qla2xxx_lport *, diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c index 47b9d13f97b8..da2e068ee47d 100644 --- a/drivers/scsi/scsi_devinfo.c +++ b/drivers/scsi/scsi_devinfo.c @@ -205,6 +205,7 @@ static struct { {"Intel", "Multi-Flex", NULL, BLIST_NO_RSOC}, {"iRiver", "iFP Mass Driver", NULL, BLIST_NOT_LOCKABLE | BLIST_INQUIRY_36}, {"LASOUND", "CDX7405", "3.10", BLIST_MAX5LUN | BLIST_SINGLELUN}, + {"Marvell", "Console", NULL, BLIST_SKIP_VPD_PAGES}, {"MATSHITA", "PD-1", NULL, BLIST_FORCELUN | BLIST_SINGLELUN}, {"MATSHITA", "DMC-LC5", NULL, BLIST_NOT_LOCKABLE | BLIST_INQUIRY_36}, {"MATSHITA", "DMC-LC40", NULL, BLIST_NOT_LOCKABLE | BLIST_INQUIRY_36}, diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index bb669d32ccd0..d749da765df1 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -761,7 +761,7 @@ static int sd_setup_discard_cmnd(struct scsi_cmnd *cmd) break; default: - ret = BLKPREP_KILL; + ret = BLKPREP_INVALID; goto out; } @@ -839,7 +839,7 @@ static int sd_setup_write_same_cmnd(struct scsi_cmnd *cmd) int ret; if (sdkp->device->no_write_same) - return BLKPREP_KILL; + return BLKPREP_INVALID; BUG_ON(bio_offset(bio) || bio_iovec(bio).bv_len != sdp->sector_size); diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c index 55627d097873..292c04eec9ad 100644 --- a/drivers/scsi/storvsc_drv.c +++ b/drivers/scsi/storvsc_drv.c @@ -42,6 +42,7 @@ #include <scsi/scsi_devinfo.h> #include <scsi/scsi_dbg.h> #include <scsi/scsi_transport_fc.h> +#include <scsi/scsi_transport.h> /* * All wire protocol details (storage protocol between the guest and the host) @@ -477,19 +478,18 @@ struct hv_host_device { struct storvsc_scan_work { struct work_struct work; struct Scsi_Host *host; - uint lun; + u8 lun; + u8 tgt_id; }; static void storvsc_device_scan(struct work_struct *work) { struct storvsc_scan_work *wrk; - uint lun; struct scsi_device *sdev; wrk = container_of(work, struct storvsc_scan_work, work); - lun = wrk->lun; - sdev = scsi_device_lookup(wrk->host, 0, 0, lun); + sdev = scsi_device_lookup(wrk->host, 0, wrk->tgt_id, wrk->lun); if (!sdev) goto done; scsi_rescan_device(&sdev->sdev_gendev); @@ -540,7 +540,7 @@ static void storvsc_remove_lun(struct work_struct *work) if (!scsi_host_get(wrk->host)) goto done; - sdev = scsi_device_lookup(wrk->host, 0, 0, wrk->lun); + sdev = scsi_device_lookup(wrk->host, 0, wrk->tgt_id, wrk->lun); if (sdev) { scsi_remove_device(sdev); @@ -940,6 +940,7 @@ static void storvsc_handle_error(struct vmscsi_request *vm_srb, wrk->host = host; wrk->lun = vm_srb->lun; + wrk->tgt_id = vm_srb->target_id; INIT_WORK(&wrk->work, process_err_fn); schedule_work(&wrk->work); } @@ -1770,6 +1771,11 @@ static int __init storvsc_drv_init(void) fc_transport_template = fc_attach_transport(&fc_transport_functions); if (!fc_transport_template) return -ENODEV; + + /* + * Install Hyper-V specific timeout handler. + */ + fc_transport_template->eh_timed_out = storvsc_eh_timed_out; #endif ret = vmbus_driver_register(&storvsc_drv); diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index 3327c49674d3..713c63d9681b 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -898,7 +898,7 @@ static ssize_t unmap_zeroes_data_store(struct config_item *item, da->unmap_zeroes_data = flag; pr_debug("dev[%p]: SE Device Thin Provisioning LBPRZ bit: %d\n", da->da_dev, flag); - return 0; + return count; } /* diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index cacd97a8cbd0..da457e25717a 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -828,6 +828,50 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name) return dev; } +/* + * Check if the underlying struct block_device request_queue supports + * the QUEUE_FLAG_DISCARD bit for UNMAP/WRITE_SAME in SCSI + TRIM + * in ATA and we need to set TPE=1 + */ +bool target_configure_unmap_from_queue(struct se_dev_attrib *attrib, + struct request_queue *q, int block_size) +{ + if (!blk_queue_discard(q)) + return false; + + attrib->max_unmap_lba_count = (q->limits.max_discard_sectors << 9) / + block_size; + /* + * Currently hardcoded to 1 in Linux/SCSI code.. + */ + attrib->max_unmap_block_desc_count = 1; + attrib->unmap_granularity = q->limits.discard_granularity / block_size; + attrib->unmap_granularity_alignment = q->limits.discard_alignment / + block_size; + attrib->unmap_zeroes_data = q->limits.discard_zeroes_data; + return true; +} +EXPORT_SYMBOL(target_configure_unmap_from_queue); + +/* + * Convert from blocksize advertised to the initiator to the 512 byte + * units unconditionally used by the Linux block layer. + */ +sector_t target_to_linux_sector(struct se_device *dev, sector_t lb) +{ + switch (dev->dev_attrib.block_size) { + case 4096: + return lb << 3; + case 2048: + return lb << 2; + case 1024: + return lb << 1; + default: + return lb; + } +} +EXPORT_SYMBOL(target_to_linux_sector); + int target_configure_device(struct se_device *dev) { struct se_hba *hba = dev->se_hba; diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index e3195700211a..75f0f08b2a34 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -160,25 +160,11 @@ static int fd_configure_device(struct se_device *dev) " block_device blocks: %llu logical_block_size: %d\n", dev_size, div_u64(dev_size, fd_dev->fd_block_size), fd_dev->fd_block_size); - /* - * Check if the underlying struct block_device request_queue supports - * the QUEUE_FLAG_DISCARD bit for UNMAP/WRITE_SAME in SCSI + TRIM - * in ATA and we need to set TPE=1 - */ - if (blk_queue_discard(q)) { - dev->dev_attrib.max_unmap_lba_count = - q->limits.max_discard_sectors; - /* - * Currently hardcoded to 1 in Linux/SCSI code.. - */ - dev->dev_attrib.max_unmap_block_desc_count = 1; - dev->dev_attrib.unmap_granularity = - q->limits.discard_granularity >> 9; - dev->dev_attrib.unmap_granularity_alignment = - q->limits.discard_alignment; + + if (target_configure_unmap_from_queue(&dev->dev_attrib, q, + fd_dev->fd_block_size)) pr_debug("IFILE: BLOCK Discard support available," - " disabled by default\n"); - } + " disabled by default\n"); /* * Enable write same emulation for IBLOCK and use 0xFFFF as * the smaller WRITE_SAME(10) only has a two-byte block count. @@ -490,9 +476,12 @@ fd_execute_unmap(struct se_cmd *cmd, sector_t lba, sector_t nolb) if (S_ISBLK(inode->i_mode)) { /* The backend is block device, use discard */ struct block_device *bdev = inode->i_bdev; + struct se_device *dev = cmd->se_dev; - ret = blkdev_issue_discard(bdev, lba, - nolb, GFP_KERNEL, 0); + ret = blkdev_issue_discard(bdev, + target_to_linux_sector(dev, lba), + target_to_linux_sector(dev, nolb), + GFP_KERNEL, 0); if (ret < 0) { pr_warn("FILEIO: blkdev_issue_discard() failed: %d\n", ret); diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 5a2899f9f50b..abe4eb997a84 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -121,29 +121,11 @@ static int iblock_configure_device(struct se_device *dev) dev->dev_attrib.hw_max_sectors = queue_max_hw_sectors(q); dev->dev_attrib.hw_queue_depth = q->nr_requests; - /* - * Check if the underlying struct block_device request_queue supports - * the QUEUE_FLAG_DISCARD bit for UNMAP/WRITE_SAME in SCSI + TRIM - * in ATA and we need to set TPE=1 - */ - if (blk_queue_discard(q)) { - dev->dev_attrib.max_unmap_lba_count = - q->limits.max_discard_sectors; - - /* - * Currently hardcoded to 1 in Linux/SCSI code.. - */ - dev->dev_attrib.max_unmap_block_desc_count = 1; - dev->dev_attrib.unmap_granularity = - q->limits.discard_granularity >> 9; - dev->dev_attrib.unmap_granularity_alignment = - q->limits.discard_alignment; - dev->dev_attrib.unmap_zeroes_data = - q->limits.discard_zeroes_data; - + if (target_configure_unmap_from_queue(&dev->dev_attrib, q, + dev->dev_attrib.hw_block_size)) pr_debug("IBLOCK: BLOCK Discard support available," - " disabled by default\n"); - } + " disabled by default\n"); + /* * Enable write same emulation for IBLOCK and use 0xFFFF as * the smaller WRITE_SAME(10) only has a two-byte block count. @@ -415,9 +397,13 @@ static sense_reason_t iblock_execute_unmap(struct se_cmd *cmd, sector_t lba, sector_t nolb) { struct block_device *bdev = IBLOCK_DEV(cmd->se_dev)->ibd_bd; + struct se_device *dev = cmd->se_dev; int ret; - ret = blkdev_issue_discard(bdev, lba, nolb, GFP_KERNEL, 0); + ret = blkdev_issue_discard(bdev, + target_to_linux_sector(dev, lba), + target_to_linux_sector(dev, nolb), + GFP_KERNEL, 0); if (ret < 0) { pr_err("blkdev_issue_discard() failed: %d\n", ret); return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; @@ -433,8 +419,10 @@ iblock_execute_write_same(struct se_cmd *cmd) struct scatterlist *sg; struct bio *bio; struct bio_list list; - sector_t block_lba = cmd->t_task_lba; - sector_t sectors = sbc_get_write_same_sectors(cmd); + struct se_device *dev = cmd->se_dev; + sector_t block_lba = target_to_linux_sector(dev, cmd->t_task_lba); + sector_t sectors = target_to_linux_sector(dev, + sbc_get_write_same_sectors(cmd)); if (cmd->prot_op) { pr_err("WRITE_SAME: Protection information with IBLOCK" @@ -648,12 +636,12 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, enum dma_data_direction data_direction) { struct se_device *dev = cmd->se_dev; + sector_t block_lba = target_to_linux_sector(dev, cmd->t_task_lba); struct iblock_req *ibr; struct bio *bio, *bio_start; struct bio_list list; struct scatterlist *sg; u32 sg_num = sgl_nents; - sector_t block_lba; unsigned bio_cnt; int rw = 0; int i; @@ -679,24 +667,6 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, rw = READ; } - /* - * Convert the blocksize advertised to the initiator to the 512 byte - * units unconditionally used by the Linux block layer. - */ - if (dev->dev_attrib.block_size == 4096) - block_lba = (cmd->t_task_lba << 3); - else if (dev->dev_attrib.block_size == 2048) - block_lba = (cmd->t_task_lba << 2); - else if (dev->dev_attrib.block_size == 1024) - block_lba = (cmd->t_task_lba << 1); - else if (dev->dev_attrib.block_size == 512) - block_lba = cmd->t_task_lba; - else { - pr_err("Unsupported SCSI -> BLOCK LBA conversion:" - " %u\n", dev->dev_attrib.block_size); - return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; - } - ibr = kzalloc(sizeof(struct iblock_req), GFP_KERNEL); if (!ibr) goto fail; diff --git a/drivers/target/target_core_internal.h b/drivers/target/target_core_internal.h index dae0750c2032..db4412fe6b8a 100644 --- a/drivers/target/target_core_internal.h +++ b/drivers/target/target_core_internal.h @@ -141,7 +141,6 @@ void transport_dump_vpd_proto_id(struct t10_vpd *, unsigned char *, int); int transport_dump_vpd_assoc(struct t10_vpd *, unsigned char *, int); int transport_dump_vpd_ident_type(struct t10_vpd *, unsigned char *, int); int transport_dump_vpd_ident(struct t10_vpd *, unsigned char *, int); -bool target_stop_cmd(struct se_cmd *cmd, unsigned long *flags); void transport_clear_lun_ref(struct se_lun *); void transport_send_task_abort(struct se_cmd *); sense_reason_t target_cmd_size_check(struct se_cmd *cmd, unsigned int size); diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c index fcdcb117c60d..82a663ba9800 100644 --- a/drivers/target/target_core_tmr.c +++ b/drivers/target/target_core_tmr.c @@ -68,23 +68,25 @@ void core_tmr_release_req(struct se_tmr_req *tmr) if (dev) { spin_lock_irqsave(&dev->se_tmr_lock, flags); - list_del(&tmr->tmr_list); + list_del_init(&tmr->tmr_list); spin_unlock_irqrestore(&dev->se_tmr_lock, flags); } kfree(tmr); } -static void core_tmr_handle_tas_abort( - struct se_node_acl *tmr_nacl, - struct se_cmd *cmd, - int tas) +static void core_tmr_handle_tas_abort(struct se_cmd *cmd, int tas) { - bool remove = true; + unsigned long flags; + bool remove = true, send_tas; /* * TASK ABORTED status (TAS) bit support */ - if ((tmr_nacl && (tmr_nacl != cmd->se_sess->se_node_acl)) && tas) { + spin_lock_irqsave(&cmd->t_state_lock, flags); + send_tas = (cmd->transport_state & CMD_T_TAS); + spin_unlock_irqrestore(&cmd->t_state_lock, flags); + + if (send_tas) { remove = false; transport_send_task_abort(cmd); } @@ -107,6 +109,46 @@ static int target_check_cdb_and_preempt(struct list_head *list, return 1; } +static bool __target_check_io_state(struct se_cmd *se_cmd, + struct se_session *tmr_sess, int tas) +{ + struct se_session *sess = se_cmd->se_sess; + + assert_spin_locked(&sess->sess_cmd_lock); + WARN_ON_ONCE(!irqs_disabled()); + /* + * If command already reached CMD_T_COMPLETE state within + * target_complete_cmd() or CMD_T_FABRIC_STOP due to shutdown, + * this se_cmd has been passed to fabric driver and will + * not be aborted. + * + * Otherwise, obtain a local se_cmd->cmd_kref now for TMR + * ABORT_TASK + LUN_RESET for CMD_T_ABORTED processing as + * long as se_cmd->cmd_kref is still active unless zero. + */ + spin_lock(&se_cmd->t_state_lock); + if (se_cmd->transport_state & (CMD_T_COMPLETE | CMD_T_FABRIC_STOP)) { + pr_debug("Attempted to abort io tag: %llu already complete or" + " fabric stop, skipping\n", se_cmd->tag); + spin_unlock(&se_cmd->t_state_lock); + return false; + } + if (sess->sess_tearing_down || se_cmd->cmd_wait_set) { + pr_debug("Attempted to abort io tag: %llu already shutdown," + " skipping\n", se_cmd->tag); + spin_unlock(&se_cmd->t_state_lock); + return false; + } + se_cmd->transport_state |= CMD_T_ABORTED; + + if ((tmr_sess != se_cmd->se_sess) && tas) + se_cmd->transport_state |= CMD_T_TAS; + + spin_unlock(&se_cmd->t_state_lock); + + return kref_get_unless_zero(&se_cmd->cmd_kref); +} + void core_tmr_abort_task( struct se_device *dev, struct se_tmr_req *tmr, @@ -130,34 +172,22 @@ void core_tmr_abort_task( if (tmr->ref_task_tag != ref_tag) continue; - if (!kref_get_unless_zero(&se_cmd->cmd_kref)) - continue; - printk("ABORT_TASK: Found referenced %s task_tag: %llu\n", se_cmd->se_tfo->get_fabric_name(), ref_tag); - spin_lock(&se_cmd->t_state_lock); - if (se_cmd->transport_state & CMD_T_COMPLETE) { - printk("ABORT_TASK: ref_tag: %llu already complete," - " skipping\n", ref_tag); - spin_unlock(&se_cmd->t_state_lock); + if (!__target_check_io_state(se_cmd, se_sess, 0)) { spin_unlock_irqrestore(&se_sess->sess_cmd_lock, flags); - target_put_sess_cmd(se_cmd); - goto out; } - se_cmd->transport_state |= CMD_T_ABORTED; - spin_unlock(&se_cmd->t_state_lock); - list_del_init(&se_cmd->se_cmd_list); spin_unlock_irqrestore(&se_sess->sess_cmd_lock, flags); cancel_work_sync(&se_cmd->work); transport_wait_for_tasks(se_cmd); - target_put_sess_cmd(se_cmd); transport_cmd_finish_abort(se_cmd, true); + target_put_sess_cmd(se_cmd); printk("ABORT_TASK: Sending TMR_FUNCTION_COMPLETE for" " ref_tag: %llu\n", ref_tag); @@ -178,9 +208,11 @@ static void core_tmr_drain_tmr_list( struct list_head *preempt_and_abort_list) { LIST_HEAD(drain_tmr_list); + struct se_session *sess; struct se_tmr_req *tmr_p, *tmr_pp; struct se_cmd *cmd; unsigned long flags; + bool rc; /* * Release all pending and outgoing TMRs aside from the received * LUN_RESET tmr.. @@ -206,17 +238,39 @@ static void core_tmr_drain_tmr_list( if (target_check_cdb_and_preempt(preempt_and_abort_list, cmd)) continue; + sess = cmd->se_sess; + if (WARN_ON_ONCE(!sess)) + continue; + + spin_lock(&sess->sess_cmd_lock); spin_lock(&cmd->t_state_lock); - if (!(cmd->transport_state & CMD_T_ACTIVE)) { + if (!(cmd->transport_state & CMD_T_ACTIVE) || + (cmd->transport_state & CMD_T_FABRIC_STOP)) { spin_unlock(&cmd->t_state_lock); + spin_unlock(&sess->sess_cmd_lock); continue; } if (cmd->t_state == TRANSPORT_ISTATE_PROCESSING) { spin_unlock(&cmd->t_state_lock); + spin_unlock(&sess->sess_cmd_lock); continue; } + if (sess->sess_tearing_down || cmd->cmd_wait_set) { + spin_unlock(&cmd->t_state_lock); + spin_unlock(&sess->sess_cmd_lock); + continue; + } + cmd->transport_state |= CMD_T_ABORTED; spin_unlock(&cmd->t_state_lock); + rc = kref_get_unless_zero(&cmd->cmd_kref); + if (!rc) { + printk("LUN_RESET TMR: non-zero kref_get_unless_zero\n"); + spin_unlock(&sess->sess_cmd_lock); + continue; + } + spin_unlock(&sess->sess_cmd_lock); + list_move_tail(&tmr_p->tmr_list, &drain_tmr_list); } spin_unlock_irqrestore(&dev->se_tmr_lock, flags); @@ -230,20 +284,26 @@ static void core_tmr_drain_tmr_list( (preempt_and_abort_list) ? "Preempt" : "", tmr_p, tmr_p->function, tmr_p->response, cmd->t_state); + cancel_work_sync(&cmd->work); + transport_wait_for_tasks(cmd); + transport_cmd_finish_abort(cmd, 1); + target_put_sess_cmd(cmd); } } static void core_tmr_drain_state_list( struct se_device *dev, struct se_cmd *prout_cmd, - struct se_node_acl *tmr_nacl, + struct se_session *tmr_sess, int tas, struct list_head *preempt_and_abort_list) { LIST_HEAD(drain_task_list); + struct se_session *sess; struct se_cmd *cmd, *next; unsigned long flags; + int rc; /* * Complete outstanding commands with TASK_ABORTED SAM status. @@ -282,6 +342,16 @@ static void core_tmr_drain_state_list( if (prout_cmd == cmd) continue; + sess = cmd->se_sess; + if (WARN_ON_ONCE(!sess)) + continue; + + spin_lock(&sess->sess_cmd_lock); + rc = __target_check_io_state(cmd, tmr_sess, tas); + spin_unlock(&sess->sess_cmd_lock); + if (!rc) + continue; + list_move_tail(&cmd->state_list, &drain_task_list); cmd->state_active = false; } @@ -289,7 +359,7 @@ static void core_tmr_drain_state_list( while (!list_empty(&drain_task_list)) { cmd = list_entry(drain_task_list.next, struct se_cmd, state_list); - list_del(&cmd->state_list); + list_del_init(&cmd->state_list); pr_debug("LUN_RESET: %s cmd: %p" " ITT/CmdSN: 0x%08llx/0x%08x, i_state: %d, t_state: %d" @@ -313,16 +383,11 @@ static void core_tmr_drain_state_list( * loop above, but we do it down here given that * cancel_work_sync may block. */ - if (cmd->t_state == TRANSPORT_COMPLETE) - cancel_work_sync(&cmd->work); - - spin_lock_irqsave(&cmd->t_state_lock, flags); - target_stop_cmd(cmd, &flags); - - cmd->transport_state |= CMD_T_ABORTED; - spin_unlock_irqrestore(&cmd->t_state_lock, flags); + cancel_work_sync(&cmd->work); + transport_wait_for_tasks(cmd); - core_tmr_handle_tas_abort(tmr_nacl, cmd, tas); + core_tmr_handle_tas_abort(cmd, tas); + target_put_sess_cmd(cmd); } } @@ -334,6 +399,7 @@ int core_tmr_lun_reset( { struct se_node_acl *tmr_nacl = NULL; struct se_portal_group *tmr_tpg = NULL; + struct se_session *tmr_sess = NULL; int tas; /* * TASK_ABORTED status bit, this is configurable via ConfigFS @@ -352,8 +418,9 @@ int core_tmr_lun_reset( * or struct se_device passthrough.. */ if (tmr && tmr->task_cmd && tmr->task_cmd->se_sess) { - tmr_nacl = tmr->task_cmd->se_sess->se_node_acl; - tmr_tpg = tmr->task_cmd->se_sess->se_tpg; + tmr_sess = tmr->task_cmd->se_sess; + tmr_nacl = tmr_sess->se_node_acl; + tmr_tpg = tmr_sess->se_tpg; if (tmr_nacl && tmr_tpg) { pr_debug("LUN_RESET: TMR caller fabric: %s" " initiator port %s\n", @@ -366,7 +433,7 @@ int core_tmr_lun_reset( dev->transport->name, tas); core_tmr_drain_tmr_list(dev, tmr, preempt_and_abort_list); - core_tmr_drain_state_list(dev, prout_cmd, tmr_nacl, tas, + core_tmr_drain_state_list(dev, prout_cmd, tmr_sess, tas, preempt_and_abort_list); /* diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 9f3608e10f25..867bc6d0a68a 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -534,9 +534,6 @@ void transport_deregister_session(struct se_session *se_sess) } EXPORT_SYMBOL(transport_deregister_session); -/* - * Called with cmd->t_state_lock held. - */ static void target_remove_from_state_list(struct se_cmd *cmd) { struct se_device *dev = cmd->se_dev; @@ -561,10 +558,6 @@ static int transport_cmd_check_stop(struct se_cmd *cmd, bool remove_from_lists, { unsigned long flags; - spin_lock_irqsave(&cmd->t_state_lock, flags); - if (write_pending) - cmd->t_state = TRANSPORT_WRITE_PENDING; - if (remove_from_lists) { target_remove_from_state_list(cmd); @@ -574,6 +567,10 @@ static int transport_cmd_check_stop(struct se_cmd *cmd, bool remove_from_lists, cmd->se_lun = NULL; } + spin_lock_irqsave(&cmd->t_state_lock, flags); + if (write_pending) + cmd->t_state = TRANSPORT_WRITE_PENDING; + /* * Determine if frontend context caller is requesting the stopping of * this command for frontend exceptions. @@ -627,6 +624,8 @@ static void transport_lun_remove_cmd(struct se_cmd *cmd) void transport_cmd_finish_abort(struct se_cmd *cmd, int remove) { + bool ack_kref = (cmd->se_cmd_flags & SCF_ACK_KREF); + if (cmd->se_cmd_flags & SCF_SE_LUN_CMD) transport_lun_remove_cmd(cmd); /* @@ -638,7 +637,7 @@ void transport_cmd_finish_abort(struct se_cmd *cmd, int remove) if (transport_cmd_check_stop_to_fabric(cmd)) return; - if (remove) + if (remove && ack_kref) transport_put_cmd(cmd); } @@ -694,19 +693,10 @@ void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status) } /* - * See if we are waiting to complete for an exception condition. - */ - if (cmd->transport_state & CMD_T_REQUEST_STOP) { - spin_unlock_irqrestore(&cmd->t_state_lock, flags); - complete(&cmd->task_stop_comp); - return; - } - - /* * Check for case where an explicit ABORT_TASK has been received * and transport_wait_for_tasks() will be waiting for completion.. */ - if (cmd->transport_state & CMD_T_ABORTED && + if (cmd->transport_state & CMD_T_ABORTED || cmd->transport_state & CMD_T_STOP) { spin_unlock_irqrestore(&cmd->t_state_lock, flags); complete_all(&cmd->t_transport_stop_comp); @@ -721,10 +711,10 @@ void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status) cmd->transport_state |= (CMD_T_COMPLETE | CMD_T_ACTIVE); spin_unlock_irqrestore(&cmd->t_state_lock, flags); - if (cmd->cpuid == -1) - queue_work(target_completion_wq, &cmd->work); - else + if (cmd->se_cmd_flags & SCF_USE_CPUID) queue_work_on(cmd->cpuid, target_completion_wq, &cmd->work); + else + queue_work(target_completion_wq, &cmd->work); } EXPORT_SYMBOL(target_complete_cmd); @@ -1203,7 +1193,6 @@ void transport_init_se_cmd( INIT_LIST_HEAD(&cmd->state_list); init_completion(&cmd->t_transport_stop_comp); init_completion(&cmd->cmd_wait_comp); - init_completion(&cmd->task_stop_comp); spin_lock_init(&cmd->t_state_lock); kref_init(&cmd->cmd_kref); cmd->transport_state = CMD_T_DEV_ACTIVE; @@ -1437,6 +1426,12 @@ int target_submit_cmd_map_sgls(struct se_cmd *se_cmd, struct se_session *se_sess */ transport_init_se_cmd(se_cmd, se_tpg->se_tpg_tfo, se_sess, data_length, data_dir, task_attr, sense); + + if (flags & TARGET_SCF_USE_CPUID) + se_cmd->se_cmd_flags |= SCF_USE_CPUID; + else + se_cmd->cpuid = WORK_CPU_UNBOUND; + if (flags & TARGET_SCF_UNKNOWN_SIZE) se_cmd->unknown_data_length = 1; /* @@ -1635,33 +1630,6 @@ int target_submit_tmr(struct se_cmd *se_cmd, struct se_session *se_sess, EXPORT_SYMBOL(target_submit_tmr); /* - * If the cmd is active, request it to be stopped and sleep until it - * has completed. - */ -bool target_stop_cmd(struct se_cmd *cmd, unsigned long *flags) - __releases(&cmd->t_state_lock) - __acquires(&cmd->t_state_lock) -{ - bool was_active = false; - - if (cmd->transport_state & CMD_T_BUSY) { - cmd->transport_state |= CMD_T_REQUEST_STOP; - spin_unlock_irqrestore(&cmd->t_state_lock, *flags); - - pr_debug("cmd %p waiting to complete\n", cmd); - wait_for_completion(&cmd->task_stop_comp); - pr_debug("cmd %p stopped successfully\n", cmd); - - spin_lock_irqsave(&cmd->t_state_lock, *flags); - cmd->transport_state &= ~CMD_T_REQUEST_STOP; - cmd->transport_state &= ~CMD_T_BUSY; - was_active = true; - } - - return was_active; -} - -/* * Handle SAM-esque emulation for generic transport request failures. */ void transport_generic_request_failure(struct se_cmd *cmd, @@ -1859,19 +1827,21 @@ static bool target_handle_task_attr(struct se_cmd *cmd) return true; } +static int __transport_check_aborted_status(struct se_cmd *, int); + void target_execute_cmd(struct se_cmd *cmd) { /* - * If the received CDB has aleady been aborted stop processing it here. - */ - if (transport_check_aborted_status(cmd, 1)) - return; - - /* * Determine if frontend context caller is requesting the stopping of * this command for frontend exceptions. + * + * If the received CDB has aleady been aborted stop processing it here. */ spin_lock_irq(&cmd->t_state_lock); + if (__transport_check_aborted_status(cmd, 1)) { + spin_unlock_irq(&cmd->t_state_lock); + return; + } if (cmd->transport_state & CMD_T_STOP) { pr_debug("%s:%d CMD_T_STOP for ITT: 0x%08llx\n", __func__, __LINE__, cmd->tag); @@ -2222,20 +2192,14 @@ static inline void transport_free_pages(struct se_cmd *cmd) } /** - * transport_release_cmd - free a command - * @cmd: command to free + * transport_put_cmd - release a reference to a command + * @cmd: command to release * - * This routine unconditionally frees a command, and reference counting - * or list removal must be done in the caller. + * This routine releases our reference to the command and frees it if possible. */ -static int transport_release_cmd(struct se_cmd *cmd) +static int transport_put_cmd(struct se_cmd *cmd) { BUG_ON(!cmd->se_tfo); - - if (cmd->se_cmd_flags & SCF_SCSI_TMR_CDB) - core_tmr_release_req(cmd->se_tmr_req); - if (cmd->t_task_cdb != cmd->__t_task_cdb) - kfree(cmd->t_task_cdb); /* * If this cmd has been setup with target_get_sess_cmd(), drop * the kref and call ->release_cmd() in kref callback. @@ -2243,18 +2207,6 @@ static int transport_release_cmd(struct se_cmd *cmd) return target_put_sess_cmd(cmd); } -/** - * transport_put_cmd - release a reference to a command - * @cmd: command to release - * - * This routine releases our reference to the command and frees it if possible. - */ -static int transport_put_cmd(struct se_cmd *cmd) -{ - transport_free_pages(cmd); - return transport_release_cmd(cmd); -} - void *transport_kmap_data_sg(struct se_cmd *cmd) { struct scatterlist *sg = cmd->t_data_sg; @@ -2450,34 +2402,58 @@ static void transport_write_pending_qf(struct se_cmd *cmd) } } -int transport_generic_free_cmd(struct se_cmd *cmd, int wait_for_tasks) +static bool +__transport_wait_for_tasks(struct se_cmd *, bool, bool *, bool *, + unsigned long *flags); + +static void target_wait_free_cmd(struct se_cmd *cmd, bool *aborted, bool *tas) { unsigned long flags; + + spin_lock_irqsave(&cmd->t_state_lock, flags); + __transport_wait_for_tasks(cmd, true, aborted, tas, &flags); + spin_unlock_irqrestore(&cmd->t_state_lock, flags); +} + +int transport_generic_free_cmd(struct se_cmd *cmd, int wait_for_tasks) +{ int ret = 0; + bool aborted = false, tas = false; if (!(cmd->se_cmd_flags & SCF_SE_LUN_CMD)) { if (wait_for_tasks && (cmd->se_cmd_flags & SCF_SCSI_TMR_CDB)) - transport_wait_for_tasks(cmd); + target_wait_free_cmd(cmd, &aborted, &tas); - ret = transport_release_cmd(cmd); + if (!aborted || tas) + ret = transport_put_cmd(cmd); } else { if (wait_for_tasks) - transport_wait_for_tasks(cmd); + target_wait_free_cmd(cmd, &aborted, &tas); /* * Handle WRITE failure case where transport_generic_new_cmd() * has already added se_cmd to state_list, but fabric has * failed command before I/O submission. */ - if (cmd->state_active) { - spin_lock_irqsave(&cmd->t_state_lock, flags); + if (cmd->state_active) target_remove_from_state_list(cmd); - spin_unlock_irqrestore(&cmd->t_state_lock, flags); - } if (cmd->se_lun) transport_lun_remove_cmd(cmd); - ret = transport_put_cmd(cmd); + if (!aborted || tas) + ret = transport_put_cmd(cmd); + } + /* + * If the task has been internally aborted due to TMR ABORT_TASK + * or LUN_RESET, target_core_tmr.c is responsible for performing + * the remaining calls to target_put_sess_cmd(), and not the + * callers of this function. + */ + if (aborted) { + pr_debug("Detected CMD_T_ABORTED for ITT: %llu\n", cmd->tag); + wait_for_completion(&cmd->cmd_wait_comp); + cmd->se_tfo->release_cmd(cmd); + ret = 1; } return ret; } @@ -2517,26 +2493,46 @@ out: } EXPORT_SYMBOL(target_get_sess_cmd); +static void target_free_cmd_mem(struct se_cmd *cmd) +{ + transport_free_pages(cmd); + + if (cmd->se_cmd_flags & SCF_SCSI_TMR_CDB) + core_tmr_release_req(cmd->se_tmr_req); + if (cmd->t_task_cdb != cmd->__t_task_cdb) + kfree(cmd->t_task_cdb); +} + static void target_release_cmd_kref(struct kref *kref) { struct se_cmd *se_cmd = container_of(kref, struct se_cmd, cmd_kref); struct se_session *se_sess = se_cmd->se_sess; unsigned long flags; + bool fabric_stop; spin_lock_irqsave(&se_sess->sess_cmd_lock, flags); if (list_empty(&se_cmd->se_cmd_list)) { spin_unlock_irqrestore(&se_sess->sess_cmd_lock, flags); + target_free_cmd_mem(se_cmd); se_cmd->se_tfo->release_cmd(se_cmd); return; } - if (se_sess->sess_tearing_down && se_cmd->cmd_wait_set) { + + spin_lock(&se_cmd->t_state_lock); + fabric_stop = (se_cmd->transport_state & CMD_T_FABRIC_STOP); + spin_unlock(&se_cmd->t_state_lock); + + if (se_cmd->cmd_wait_set || fabric_stop) { + list_del_init(&se_cmd->se_cmd_list); spin_unlock_irqrestore(&se_sess->sess_cmd_lock, flags); + target_free_cmd_mem(se_cmd); complete(&se_cmd->cmd_wait_comp); return; } - list_del(&se_cmd->se_cmd_list); + list_del_init(&se_cmd->se_cmd_list); spin_unlock_irqrestore(&se_sess->sess_cmd_lock, flags); + target_free_cmd_mem(se_cmd); se_cmd->se_tfo->release_cmd(se_cmd); } @@ -2548,6 +2544,7 @@ int target_put_sess_cmd(struct se_cmd *se_cmd) struct se_session *se_sess = se_cmd->se_sess; if (!se_sess) { + target_free_cmd_mem(se_cmd); se_cmd->se_tfo->release_cmd(se_cmd); return 1; } @@ -2564,6 +2561,7 @@ void target_sess_cmd_list_set_waiting(struct se_session *se_sess) { struct se_cmd *se_cmd; unsigned long flags; + int rc; spin_lock_irqsave(&se_sess->sess_cmd_lock, flags); if (se_sess->sess_tearing_down) { @@ -2573,8 +2571,15 @@ void target_sess_cmd_list_set_waiting(struct se_session *se_sess) se_sess->sess_tearing_down = 1; list_splice_init(&se_sess->sess_cmd_list, &se_sess->sess_wait_list); - list_for_each_entry(se_cmd, &se_sess->sess_wait_list, se_cmd_list) - se_cmd->cmd_wait_set = 1; + list_for_each_entry(se_cmd, &se_sess->sess_wait_list, se_cmd_list) { + rc = kref_get_unless_zero(&se_cmd->cmd_kref); + if (rc) { + se_cmd->cmd_wait_set = 1; + spin_lock(&se_cmd->t_state_lock); + se_cmd->transport_state |= CMD_T_FABRIC_STOP; + spin_unlock(&se_cmd->t_state_lock); + } + } spin_unlock_irqrestore(&se_sess->sess_cmd_lock, flags); } @@ -2587,15 +2592,25 @@ void target_wait_for_sess_cmds(struct se_session *se_sess) { struct se_cmd *se_cmd, *tmp_cmd; unsigned long flags; + bool tas; list_for_each_entry_safe(se_cmd, tmp_cmd, &se_sess->sess_wait_list, se_cmd_list) { - list_del(&se_cmd->se_cmd_list); + list_del_init(&se_cmd->se_cmd_list); pr_debug("Waiting for se_cmd: %p t_state: %d, fabric state:" " %d\n", se_cmd, se_cmd->t_state, se_cmd->se_tfo->get_cmd_state(se_cmd)); + spin_lock_irqsave(&se_cmd->t_state_lock, flags); + tas = (se_cmd->transport_state & CMD_T_TAS); + spin_unlock_irqrestore(&se_cmd->t_state_lock, flags); + + if (!target_put_sess_cmd(se_cmd)) { + if (tas) + target_put_sess_cmd(se_cmd); + } + wait_for_completion(&se_cmd->cmd_wait_comp); pr_debug("After cmd_wait_comp: se_cmd: %p t_state: %d" " fabric state: %d\n", se_cmd, se_cmd->t_state, @@ -2617,53 +2632,75 @@ void transport_clear_lun_ref(struct se_lun *lun) wait_for_completion(&lun->lun_ref_comp); } -/** - * transport_wait_for_tasks - wait for completion to occur - * @cmd: command to wait - * - * Called from frontend fabric context to wait for storage engine - * to pause and/or release frontend generated struct se_cmd. - */ -bool transport_wait_for_tasks(struct se_cmd *cmd) +static bool +__transport_wait_for_tasks(struct se_cmd *cmd, bool fabric_stop, + bool *aborted, bool *tas, unsigned long *flags) + __releases(&cmd->t_state_lock) + __acquires(&cmd->t_state_lock) { - unsigned long flags; - spin_lock_irqsave(&cmd->t_state_lock, flags); + assert_spin_locked(&cmd->t_state_lock); + WARN_ON_ONCE(!irqs_disabled()); + + if (fabric_stop) + cmd->transport_state |= CMD_T_FABRIC_STOP; + + if (cmd->transport_state & CMD_T_ABORTED) + *aborted = true; + + if (cmd->transport_state & CMD_T_TAS) + *tas = true; + if (!(cmd->se_cmd_flags & SCF_SE_LUN_CMD) && - !(cmd->se_cmd_flags & SCF_SCSI_TMR_CDB)) { - spin_unlock_irqrestore(&cmd->t_state_lock, flags); + !(cmd->se_cmd_flags & SCF_SCSI_TMR_CDB)) return false; - } if (!(cmd->se_cmd_flags & SCF_SUPPORTED_SAM_OPCODE) && - !(cmd->se_cmd_flags & SCF_SCSI_TMR_CDB)) { - spin_unlock_irqrestore(&cmd->t_state_lock, flags); + !(cmd->se_cmd_flags & SCF_SCSI_TMR_CDB)) return false; - } - if (!(cmd->transport_state & CMD_T_ACTIVE)) { - spin_unlock_irqrestore(&cmd->t_state_lock, flags); + if (!(cmd->transport_state & CMD_T_ACTIVE)) + return false; + + if (fabric_stop && *aborted) return false; - } cmd->transport_state |= CMD_T_STOP; - pr_debug("wait_for_tasks: Stopping %p ITT: 0x%08llx i_state: %d, t_state: %d, CMD_T_STOP\n", - cmd, cmd->tag, cmd->se_tfo->get_cmd_state(cmd), cmd->t_state); + pr_debug("wait_for_tasks: Stopping %p ITT: 0x%08llx i_state: %d," + " t_state: %d, CMD_T_STOP\n", cmd, cmd->tag, + cmd->se_tfo->get_cmd_state(cmd), cmd->t_state); - spin_unlock_irqrestore(&cmd->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_state_lock, *flags); wait_for_completion(&cmd->t_transport_stop_comp); - spin_lock_irqsave(&cmd->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_state_lock, *flags); cmd->transport_state &= ~(CMD_T_ACTIVE | CMD_T_STOP); - pr_debug("wait_for_tasks: Stopped wait_for_completion(&cmd->t_transport_stop_comp) for ITT: 0x%08llx\n", - cmd->tag); + pr_debug("wait_for_tasks: Stopped wait_for_completion(&cmd->" + "t_transport_stop_comp) for ITT: 0x%08llx\n", cmd->tag); + return true; +} + +/** + * transport_wait_for_tasks - wait for completion to occur + * @cmd: command to wait + * + * Called from frontend fabric context to wait for storage engine + * to pause and/or release frontend generated struct se_cmd. + */ +bool transport_wait_for_tasks(struct se_cmd *cmd) +{ + unsigned long flags; + bool ret, aborted = false, tas = false; + + spin_lock_irqsave(&cmd->t_state_lock, flags); + ret = __transport_wait_for_tasks(cmd, false, &aborted, &tas, &flags); spin_unlock_irqrestore(&cmd->t_state_lock, flags); - return true; + return ret; } EXPORT_SYMBOL(transport_wait_for_tasks); @@ -2845,28 +2882,49 @@ transport_send_check_condition_and_sense(struct se_cmd *cmd, } EXPORT_SYMBOL(transport_send_check_condition_and_sense); -int transport_check_aborted_status(struct se_cmd *cmd, int send_status) +static int __transport_check_aborted_status(struct se_cmd *cmd, int send_status) + __releases(&cmd->t_state_lock) + __acquires(&cmd->t_state_lock) { + assert_spin_locked(&cmd->t_state_lock); + WARN_ON_ONCE(!irqs_disabled()); + if (!(cmd->transport_state & CMD_T_ABORTED)) return 0; - /* * If cmd has been aborted but either no status is to be sent or it has * already been sent, just return */ - if (!send_status || !(cmd->se_cmd_flags & SCF_SEND_DELAYED_TAS)) + if (!send_status || !(cmd->se_cmd_flags & SCF_SEND_DELAYED_TAS)) { + if (send_status) + cmd->se_cmd_flags |= SCF_SEND_DELAYED_TAS; return 1; + } - pr_debug("Sending delayed SAM_STAT_TASK_ABORTED status for CDB: 0x%02x ITT: 0x%08llx\n", - cmd->t_task_cdb[0], cmd->tag); + pr_debug("Sending delayed SAM_STAT_TASK_ABORTED status for CDB:" + " 0x%02x ITT: 0x%08llx\n", cmd->t_task_cdb[0], cmd->tag); cmd->se_cmd_flags &= ~SCF_SEND_DELAYED_TAS; cmd->scsi_status = SAM_STAT_TASK_ABORTED; trace_target_cmd_complete(cmd); + + spin_unlock_irq(&cmd->t_state_lock); cmd->se_tfo->queue_status(cmd); + spin_lock_irq(&cmd->t_state_lock); return 1; } + +int transport_check_aborted_status(struct se_cmd *cmd, int send_status) +{ + int ret; + + spin_lock_irq(&cmd->t_state_lock); + ret = __transport_check_aborted_status(cmd, send_status); + spin_unlock_irq(&cmd->t_state_lock); + + return ret; +} EXPORT_SYMBOL(transport_check_aborted_status); void transport_send_task_abort(struct se_cmd *cmd) @@ -2888,11 +2946,17 @@ void transport_send_task_abort(struct se_cmd *cmd) */ if (cmd->data_direction == DMA_TO_DEVICE) { if (cmd->se_tfo->write_pending_status(cmd) != 0) { - cmd->transport_state |= CMD_T_ABORTED; + spin_lock_irqsave(&cmd->t_state_lock, flags); + if (cmd->se_cmd_flags & SCF_SEND_DELAYED_TAS) { + spin_unlock_irqrestore(&cmd->t_state_lock, flags); + goto send_abort; + } cmd->se_cmd_flags |= SCF_SEND_DELAYED_TAS; + spin_unlock_irqrestore(&cmd->t_state_lock, flags); return; } } +send_abort: cmd->scsi_status = SAM_STAT_TASK_ABORTED; transport_lun_remove_cmd(cmd); @@ -2909,8 +2973,17 @@ static void target_tmr_work(struct work_struct *work) struct se_cmd *cmd = container_of(work, struct se_cmd, work); struct se_device *dev = cmd->se_dev; struct se_tmr_req *tmr = cmd->se_tmr_req; + unsigned long flags; int ret; + spin_lock_irqsave(&cmd->t_state_lock, flags); + if (cmd->transport_state & CMD_T_ABORTED) { + tmr->response = TMR_FUNCTION_REJECTED; + spin_unlock_irqrestore(&cmd->t_state_lock, flags); + goto check_stop; + } + spin_unlock_irqrestore(&cmd->t_state_lock, flags); + switch (tmr->function) { case TMR_ABORT_TASK: core_tmr_abort_task(dev, tmr, cmd->se_sess); @@ -2943,9 +3016,17 @@ static void target_tmr_work(struct work_struct *work) break; } + spin_lock_irqsave(&cmd->t_state_lock, flags); + if (cmd->transport_state & CMD_T_ABORTED) { + spin_unlock_irqrestore(&cmd->t_state_lock, flags); + goto check_stop; + } cmd->t_state = TRANSPORT_ISTATE_PROCESSING; + spin_unlock_irqrestore(&cmd->t_state_lock, flags); + cmd->se_tfo->queue_tm_rsp(cmd); +check_stop: transport_cmd_check_stop_to_fabric(cmd); } diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index dd600e5ead71..94f5154ac788 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -903,7 +903,7 @@ static int tcmu_configure_device(struct se_device *dev) info->version = __stringify(TCMU_MAILBOX_VERSION); info->mem[0].name = "tcm-user command & data buffer"; - info->mem[0].addr = (phys_addr_t) udev->mb_addr; + info->mem[0].addr = (phys_addr_t)(uintptr_t)udev->mb_addr; info->mem[0].size = TCMU_RING_SIZE; info->mem[0].memtype = UIO_MEM_VIRTUAL; diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig index 8cc4ac64a91c..7c92c09be213 100644 --- a/drivers/thermal/Kconfig +++ b/drivers/thermal/Kconfig @@ -195,7 +195,7 @@ config IMX_THERMAL passive trip is crossed. config SPEAR_THERMAL - bool "SPEAr thermal sensor driver" + tristate "SPEAr thermal sensor driver" depends on PLAT_SPEAR || COMPILE_TEST depends on OF help @@ -237,8 +237,8 @@ config DOVE_THERMAL framework. config DB8500_THERMAL - bool "DB8500 thermal management" - depends on ARCH_U8500 + tristate "DB8500 thermal management" + depends on MFD_DB8500_PRCMU default y help Adds DB8500 thermal management implementation according to the thermal diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c index e3fbc5a5d88f..6ceac4f2d4b2 100644 --- a/drivers/thermal/cpu_cooling.c +++ b/drivers/thermal/cpu_cooling.c @@ -377,26 +377,28 @@ static u32 cpu_power_to_freq(struct cpufreq_cooling_device *cpufreq_device, * get_load() - get load for a cpu since last updated * @cpufreq_device: &struct cpufreq_cooling_device for this cpu * @cpu: cpu number + * @cpu_idx: index of the cpu in cpufreq_device->allowed_cpus * * Return: The average load of cpu @cpu in percentage since this * function was last called. */ -static u32 get_load(struct cpufreq_cooling_device *cpufreq_device, int cpu) +static u32 get_load(struct cpufreq_cooling_device *cpufreq_device, int cpu, + int cpu_idx) { u32 load; u64 now, now_idle, delta_time, delta_idle; now_idle = get_cpu_idle_time(cpu, &now, 0); - delta_idle = now_idle - cpufreq_device->time_in_idle[cpu]; - delta_time = now - cpufreq_device->time_in_idle_timestamp[cpu]; + delta_idle = now_idle - cpufreq_device->time_in_idle[cpu_idx]; + delta_time = now - cpufreq_device->time_in_idle_timestamp[cpu_idx]; if (delta_time <= delta_idle) load = 0; else load = div64_u64(100 * (delta_time - delta_idle), delta_time); - cpufreq_device->time_in_idle[cpu] = now_idle; - cpufreq_device->time_in_idle_timestamp[cpu] = now; + cpufreq_device->time_in_idle[cpu_idx] = now_idle; + cpufreq_device->time_in_idle_timestamp[cpu_idx] = now; return load; } @@ -598,7 +600,7 @@ static int cpufreq_get_requested_power(struct thermal_cooling_device *cdev, u32 load; if (cpu_online(cpu)) - load = get_load(cpufreq_device, cpu); + load = get_load(cpufreq_device, cpu, i); else load = 0; diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c index be4eedcb839a..9043f8f91852 100644 --- a/drivers/thermal/of-thermal.c +++ b/drivers/thermal/of-thermal.c @@ -475,14 +475,10 @@ thermal_zone_of_sensor_register(struct device *dev, int sensor_id, void *data, sensor_np = of_node_get(dev->of_node); - for_each_child_of_node(np, child) { + for_each_available_child_of_node(np, child) { struct of_phandle_args sensor_specs; int ret, id; - /* Check whether child is enabled or not */ - if (!of_device_is_available(child)) - continue; - /* For now, thermal framework supports only 1 sensor per zone */ ret = of_parse_phandle_with_args(child, "thermal-sensors", "#thermal-sensor-cells", @@ -881,16 +877,12 @@ int __init of_parse_thermal_zones(void) return 0; /* Run successfully on systems without thermal DT */ } - for_each_child_of_node(np, child) { + for_each_available_child_of_node(np, child) { struct thermal_zone_device *zone; struct thermal_zone_params *tzp; int i, mask = 0; u32 prop; - /* Check whether child is enabled or not */ - if (!of_device_is_available(child)) - continue; - tz = thermal_of_build_thermal_zone(child); if (IS_ERR(tz)) { pr_err("failed to build thermal zone %s: %ld\n", @@ -968,13 +960,9 @@ void of_thermal_destroy_zones(void) return; } - for_each_child_of_node(np, child) { + for_each_available_child_of_node(np, child) { struct thermal_zone_device *zone; - /* Check whether child is enabled or not */ - if (!of_device_is_available(child)) - continue; - zone = thermal_zone_get_zone_by_name(child->name); if (IS_ERR(zone)) continue; diff --git a/drivers/thermal/rcar_thermal.c b/drivers/thermal/rcar_thermal.c index 44b9c485157d..0e735acea33a 100644 --- a/drivers/thermal/rcar_thermal.c +++ b/drivers/thermal/rcar_thermal.c @@ -23,6 +23,7 @@ #include <linux/interrupt.h> #include <linux/io.h> #include <linux/module.h> +#include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/reboot.h> @@ -75,8 +76,10 @@ struct rcar_thermal_priv { #define rcar_has_irq_support(priv) ((priv)->common->base) #define rcar_id_to_shift(priv) ((priv)->id * 8) +#define USE_OF_THERMAL 1 static const struct of_device_id rcar_thermal_dt_ids[] = { { .compatible = "renesas,rcar-thermal", }, + { .compatible = "renesas,rcar-gen2-thermal", .data = (void *)USE_OF_THERMAL }, {}, }; MODULE_DEVICE_TABLE(of, rcar_thermal_dt_ids); @@ -200,9 +203,9 @@ err_out_unlock: return ret; } -static int rcar_thermal_get_temp(struct thermal_zone_device *zone, int *temp) +static int rcar_thermal_get_current_temp(struct rcar_thermal_priv *priv, + int *temp) { - struct rcar_thermal_priv *priv = rcar_zone_to_priv(zone); int tmp; int ret; @@ -226,6 +229,20 @@ static int rcar_thermal_get_temp(struct thermal_zone_device *zone, int *temp) return 0; } +static int rcar_thermal_of_get_temp(void *data, int *temp) +{ + struct rcar_thermal_priv *priv = data; + + return rcar_thermal_get_current_temp(priv, temp); +} + +static int rcar_thermal_get_temp(struct thermal_zone_device *zone, int *temp) +{ + struct rcar_thermal_priv *priv = rcar_zone_to_priv(zone); + + return rcar_thermal_get_current_temp(priv, temp); +} + static int rcar_thermal_get_trip_type(struct thermal_zone_device *zone, int trip, enum thermal_trip_type *type) { @@ -282,6 +299,10 @@ static int rcar_thermal_notify(struct thermal_zone_device *zone, return 0; } +static const struct thermal_zone_of_device_ops rcar_thermal_zone_of_ops = { + .get_temp = rcar_thermal_of_get_temp, +}; + static struct thermal_zone_device_ops rcar_thermal_zone_ops = { .get_temp = rcar_thermal_get_temp, .get_trip_type = rcar_thermal_get_trip_type, @@ -318,14 +339,20 @@ static void rcar_thermal_work(struct work_struct *work) priv = container_of(work, struct rcar_thermal_priv, work.work); - rcar_thermal_get_temp(priv->zone, &cctemp); + ret = rcar_thermal_get_current_temp(priv, &cctemp); + if (ret < 0) + return; + ret = rcar_thermal_update_temp(priv); if (ret < 0) return; rcar_thermal_irq_enable(priv); - rcar_thermal_get_temp(priv->zone, &nctemp); + ret = rcar_thermal_get_current_temp(priv, &nctemp); + if (ret < 0) + return; + if (nctemp != cctemp) thermal_zone_device_update(priv->zone); } @@ -403,6 +430,8 @@ static int rcar_thermal_probe(struct platform_device *pdev) struct rcar_thermal_priv *priv; struct device *dev = &pdev->dev; struct resource *res, *irq; + const struct of_device_id *of_id = of_match_device(rcar_thermal_dt_ids, dev); + unsigned long of_data = (unsigned long)of_id->data; int mres = 0; int i; int ret = -ENODEV; @@ -463,7 +492,13 @@ static int rcar_thermal_probe(struct platform_device *pdev) if (ret < 0) goto error_unregister; - priv->zone = thermal_zone_device_register("rcar_thermal", + if (of_data == USE_OF_THERMAL) + priv->zone = thermal_zone_of_sensor_register( + dev, i, priv, + &rcar_thermal_zone_of_ops); + else + priv->zone = thermal_zone_device_register( + "rcar_thermal", 1, 0, priv, &rcar_thermal_zone_ops, NULL, 0, idle); diff --git a/drivers/thermal/spear_thermal.c b/drivers/thermal/spear_thermal.c index 534dd9136662..81b35aace9de 100644 --- a/drivers/thermal/spear_thermal.c +++ b/drivers/thermal/spear_thermal.c @@ -54,8 +54,7 @@ static struct thermal_zone_device_ops ops = { .get_temp = thermal_get_temp, }; -#ifdef CONFIG_PM -static int spear_thermal_suspend(struct device *dev) +static int __maybe_unused spear_thermal_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct thermal_zone_device *spear_thermal = platform_get_drvdata(pdev); @@ -72,7 +71,7 @@ static int spear_thermal_suspend(struct device *dev) return 0; } -static int spear_thermal_resume(struct device *dev) +static int __maybe_unused spear_thermal_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct thermal_zone_device *spear_thermal = platform_get_drvdata(pdev); @@ -94,7 +93,6 @@ static int spear_thermal_resume(struct device *dev) return 0; } -#endif static SIMPLE_DEV_PM_OPS(spear_thermal_pm_ops, spear_thermal_suspend, spear_thermal_resume); diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index b3110040164a..2348fa613707 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -681,7 +681,14 @@ static void pty_unix98_remove(struct tty_driver *driver, struct tty_struct *tty) /* this is called once with whichever end is closed last */ static void pty_unix98_shutdown(struct tty_struct *tty) { - devpts_kill_index(tty->driver_data, tty->index); + struct inode *ptmx_inode; + + if (tty->driver->subtype == PTY_TYPE_MASTER) + ptmx_inode = tty->driver_data; + else + ptmx_inode = tty->link->driver_data; + devpts_kill_index(ptmx_inode, tty->index); + devpts_del_ref(ptmx_inode); } static const struct tty_operations ptm_unix98_ops = { @@ -773,6 +780,18 @@ static int ptmx_open(struct inode *inode, struct file *filp) set_bit(TTY_PTY_LOCK, &tty->flags); /* LOCK THE SLAVE */ tty->driver_data = inode; + /* + * In the case where all references to ptmx inode are dropped and we + * still have /dev/tty opened pointing to the master/slave pair (ptmx + * is closed/released before /dev/tty), we must make sure that the inode + * is still valid when we call the final pty_unix98_shutdown, thus we + * hold an additional reference to the ptmx inode. For the same /dev/tty + * last close case, we also need to make sure the super_block isn't + * destroyed (devpts instance unmounted), before /dev/tty is closed and + * on its release devpts_kill_index is called. + */ + devpts_add_ref(inode); + tty_add_file(tty, filp); slave_inode = devpts_pty_new(inode, diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c index e71ec78fc11e..7cd6f9a90542 100644 --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -1941,6 +1941,7 @@ pci_wch_ch38x_setup(struct serial_private *priv, #define PCIE_VENDOR_ID_WCH 0x1c00 #define PCIE_DEVICE_ID_WCH_CH382_2S1P 0x3250 #define PCIE_DEVICE_ID_WCH_CH384_4S 0x3470 +#define PCIE_DEVICE_ID_WCH_CH382_2S 0x3253 #define PCI_VENDOR_ID_PERICOM 0x12D8 #define PCI_DEVICE_ID_PERICOM_PI7C9X7951 0x7951 @@ -2637,6 +2638,14 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = { .subdevice = PCI_ANY_ID, .setup = pci_wch_ch353_setup, }, + /* WCH CH382 2S card (16850 clone) */ + { + .vendor = PCIE_VENDOR_ID_WCH, + .device = PCIE_DEVICE_ID_WCH_CH382_2S, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .setup = pci_wch_ch38x_setup, + }, /* WCH CH382 2S1P card (16850 clone) */ { .vendor = PCIE_VENDOR_ID_WCH, @@ -2955,6 +2964,7 @@ enum pci_board_num_t { pbn_fintek_4, pbn_fintek_8, pbn_fintek_12, + pbn_wch382_2, pbn_wch384_4, pbn_pericom_PI7C9X7951, pbn_pericom_PI7C9X7952, @@ -3775,6 +3785,13 @@ static struct pciserial_board pci_boards[] = { .base_baud = 115200, .first_offset = 0x40, }, + [pbn_wch382_2] = { + .flags = FL_BASE0, + .num_ports = 2, + .base_baud = 115200, + .uart_offset = 8, + .first_offset = 0xC0, + }, [pbn_wch384_4] = { .flags = FL_BASE0, .num_ports = 4, @@ -5574,6 +5591,10 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, pbn_b0_bt_2_115200 }, + { PCIE_VENDOR_ID_WCH, PCIE_DEVICE_ID_WCH_CH382_2S, + PCI_ANY_ID, PCI_ANY_ID, + 0, 0, pbn_wch382_2 }, + { PCIE_VENDOR_ID_WCH, PCIE_DEVICE_ID_WCH_CH384_4S, PCI_ANY_ID, PCI_ANY_ID, 0, 0, pbn_wch384_4 }, diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index b645f9228ed7..fa49eb1e2fa2 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -1165,7 +1165,7 @@ serial_omap_type(struct uart_port *port) #define BOTH_EMPTY (UART_LSR_TEMT | UART_LSR_THRE) -static void wait_for_xmitr(struct uart_omap_port *up) +static void __maybe_unused wait_for_xmitr(struct uart_omap_port *up) { unsigned int status, tmout = 10000; @@ -1343,7 +1343,7 @@ static inline void serial_omap_add_console_port(struct uart_omap_port *up) /* Enable or disable the rs485 support */ static int -serial_omap_config_rs485(struct uart_port *port, struct serial_rs485 *rs485conf) +serial_omap_config_rs485(struct uart_port *port, struct serial_rs485 *rs485) { struct uart_omap_port *up = to_uart_omap_port(port); unsigned int mode; @@ -1356,8 +1356,12 @@ serial_omap_config_rs485(struct uart_port *port, struct serial_rs485 *rs485conf) up->ier = 0; serial_out(up, UART_IER, 0); + /* Clamp the delays to [0, 100ms] */ + rs485->delay_rts_before_send = min(rs485->delay_rts_before_send, 100U); + rs485->delay_rts_after_send = min(rs485->delay_rts_after_send, 100U); + /* store new config */ - port->rs485 = *rs485conf; + port->rs485 = *rs485; /* * Just as a precaution, only allow rs485 diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 5cec01c75691..a7eacef1bd22 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -2066,13 +2066,12 @@ retry_open: if (tty) { mutex_unlock(&tty_mutex); retval = tty_lock_interruptible(tty); + tty_kref_put(tty); /* drop kref from tty_driver_lookup_tty() */ if (retval) { if (retval == -EINTR) retval = -ERESTARTSYS; goto err_unref; } - /* safe to drop the kref from tty_driver_lookup_tty() */ - tty_kref_put(tty); retval = tty_reopen(tty); if (retval < 0) { tty_unlock(tty); diff --git a/drivers/tty/tty_mutex.c b/drivers/tty/tty_mutex.c index d2f3c4cd697f..dfa9ec03fa8e 100644 --- a/drivers/tty/tty_mutex.c +++ b/drivers/tty/tty_mutex.c @@ -21,10 +21,15 @@ EXPORT_SYMBOL(tty_lock); int tty_lock_interruptible(struct tty_struct *tty) { + int ret; + if (WARN(tty->magic != TTY_MAGIC, "L Bad %p\n", tty)) return -EIO; tty_kref_get(tty); - return mutex_lock_interruptible(&tty->legacy_mutex); + ret = mutex_lock_interruptible(&tty->legacy_mutex); + if (ret) + tty_kref_put(tty); + return ret; } void __lockfunc tty_unlock(struct tty_struct *tty) diff --git a/drivers/video/fbdev/da8xx-fb.c b/drivers/video/fbdev/da8xx-fb.c index 0081725c6b5b..6b2a06d09f2b 100644 --- a/drivers/video/fbdev/da8xx-fb.c +++ b/drivers/video/fbdev/da8xx-fb.c @@ -152,7 +152,7 @@ static void lcdc_write(unsigned int val, unsigned int addr) struct da8xx_fb_par { struct device *dev; - resource_size_t p_palette_base; + dma_addr_t p_palette_base; unsigned char *v_palette_base; dma_addr_t vram_phys; unsigned long vram_size; @@ -1428,7 +1428,7 @@ static int fb_probe(struct platform_device *device) par->vram_virt = dma_alloc_coherent(NULL, par->vram_size, - (resource_size_t *) &par->vram_phys, + &par->vram_phys, GFP_KERNEL | GFP_DMA); if (!par->vram_virt) { dev_err(&device->dev, @@ -1448,7 +1448,7 @@ static int fb_probe(struct platform_device *device) /* allocate palette buffer */ par->v_palette_base = dma_zalloc_coherent(NULL, PALETTE_SIZE, - (resource_size_t *)&par->p_palette_base, + &par->p_palette_base, GFP_KERNEL | GFP_DMA); if (!par->v_palette_base) { dev_err(&device->dev, diff --git a/drivers/video/fbdev/exynos/s6e8ax0.c b/drivers/video/fbdev/exynos/s6e8ax0.c index 95873f26e39c..de2f3e793786 100644 --- a/drivers/video/fbdev/exynos/s6e8ax0.c +++ b/drivers/video/fbdev/exynos/s6e8ax0.c @@ -829,8 +829,7 @@ static int s6e8ax0_probe(struct mipi_dsim_lcd_device *dsim_dev) return 0; } -#ifdef CONFIG_PM -static int s6e8ax0_suspend(struct mipi_dsim_lcd_device *dsim_dev) +static int __maybe_unused s6e8ax0_suspend(struct mipi_dsim_lcd_device *dsim_dev) { struct s6e8ax0 *lcd = dev_get_drvdata(&dsim_dev->dev); @@ -843,7 +842,7 @@ static int s6e8ax0_suspend(struct mipi_dsim_lcd_device *dsim_dev) return 0; } -static int s6e8ax0_resume(struct mipi_dsim_lcd_device *dsim_dev) +static int __maybe_unused s6e8ax0_resume(struct mipi_dsim_lcd_device *dsim_dev) { struct s6e8ax0 *lcd = dev_get_drvdata(&dsim_dev->dev); @@ -855,10 +854,6 @@ static int s6e8ax0_resume(struct mipi_dsim_lcd_device *dsim_dev) return 0; } -#else -#define s6e8ax0_suspend NULL -#define s6e8ax0_resume NULL -#endif static struct mipi_dsim_lcd_driver s6e8ax0_dsim_ddi_driver = { .name = "s6e8ax0", @@ -867,8 +862,8 @@ static struct mipi_dsim_lcd_driver s6e8ax0_dsim_ddi_driver = { .power_on = s6e8ax0_power_on, .set_sequence = s6e8ax0_set_sequence, .probe = s6e8ax0_probe, - .suspend = s6e8ax0_suspend, - .resume = s6e8ax0_resume, + .suspend = IS_ENABLED(CONFIG_PM) ? s6e8ax0_suspend : NULL, + .resume = IS_ENABLED(CONFIG_PM) ? s6e8ax0_resume : NULL, }; static int s6e8ax0_init(void) diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c index cee88603efc9..bb2f1e866020 100644 --- a/drivers/video/fbdev/imxfb.c +++ b/drivers/video/fbdev/imxfb.c @@ -902,6 +902,21 @@ static int imxfb_probe(struct platform_device *pdev) goto failed_getclock; } + /* + * The LCDC controller does not have an enable bit. The + * controller starts directly when the clocks are enabled. + * If the clocks are enabled when the controller is not yet + * programmed with proper register values (enabled at the + * bootloader, for example) then it just goes into some undefined + * state. + * To avoid this issue, let's enable and disable LCDC IPG clock + * so that we force some kind of 'reset' to the LCDC block. + */ + ret = clk_prepare_enable(fbi->clk_ipg); + if (ret) + goto failed_getclock; + clk_disable_unprepare(fbi->clk_ipg); + fbi->clk_ahb = devm_clk_get(&pdev->dev, "ahb"); if (IS_ERR(fbi->clk_ahb)) { ret = PTR_ERR(fbi->clk_ahb); diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c index de54a4748065..b6f83d5df9fd 100644 --- a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c +++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c @@ -503,8 +503,7 @@ static int mmphw_probe(struct platform_device *pdev) ctrl->reg_base = devm_ioremap_nocache(ctrl->dev, res->start, resource_size(res)); if (ctrl->reg_base == NULL) { - dev_err(ctrl->dev, "%s: res %x - %x map failed\n", __func__, - res->start, res->end); + dev_err(ctrl->dev, "%s: res %pR map failed\n", __func__, res); ret = -ENOMEM; goto failed; } diff --git a/drivers/video/fbdev/ocfb.c b/drivers/video/fbdev/ocfb.c index c9293aea8ec3..a970edc2a6f8 100644 --- a/drivers/video/fbdev/ocfb.c +++ b/drivers/video/fbdev/ocfb.c @@ -123,11 +123,11 @@ static int ocfb_setupfb(struct ocfb_dev *fbdev) /* Horizontal timings */ ocfb_writereg(fbdev, OCFB_HTIM, (var->hsync_len - 1) << 24 | - (var->right_margin - 1) << 16 | (var->xres - 1)); + (var->left_margin - 1) << 16 | (var->xres - 1)); /* Vertical timings */ ocfb_writereg(fbdev, OCFB_VTIM, (var->vsync_len - 1) << 24 | - (var->lower_margin - 1) << 16 | (var->yres - 1)); + (var->upper_margin - 1) << 16 | (var->yres - 1)); /* Total length of frame */ hlen = var->left_margin + var->right_margin + var->hsync_len + |