diff options
author | David S. Miller <davem@davemloft.net> | 2016-10-03 03:17:07 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2016-10-03 04:20:41 +0200 |
commit | b50afd203a5ef1998c18d6519ad2b2c546d6af22 (patch) | |
tree | 608e6845e78a4ffe623c7cdf6581e29e2d9be0a9 /drivers | |
parent | net: Use ns_capable_noaudit() when determining net sysctl permissions (diff) | |
parent | Linux 4.8 (diff) | |
download | linux-b50afd203a5ef1998c18d6519ad2b2c546d6af22.tar.xz linux-b50afd203a5ef1998c18d6519ad2b2c546d6af22.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Three sets of overlapping changes. Nothing serious.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
34 files changed, 240 insertions, 143 deletions
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index 80cc7c089a15..e1d5ea6d5e40 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -94,54 +94,50 @@ static struct acpi_device *to_acpi_dev(struct acpi_nfit_desc *acpi_desc) return to_acpi_device(acpi_desc->dev); } -static int xlat_status(void *buf, unsigned int cmd) +static int xlat_status(void *buf, unsigned int cmd, u32 status) { struct nd_cmd_clear_error *clear_err; struct nd_cmd_ars_status *ars_status; - struct nd_cmd_ars_start *ars_start; - struct nd_cmd_ars_cap *ars_cap; u16 flags; switch (cmd) { case ND_CMD_ARS_CAP: - ars_cap = buf; - if ((ars_cap->status & 0xffff) == NFIT_ARS_CAP_NONE) + if ((status & 0xffff) == NFIT_ARS_CAP_NONE) return -ENOTTY; /* Command failed */ - if (ars_cap->status & 0xffff) + if (status & 0xffff) return -EIO; /* No supported scan types for this range */ flags = ND_ARS_PERSISTENT | ND_ARS_VOLATILE; - if ((ars_cap->status >> 16 & flags) == 0) + if ((status >> 16 & flags) == 0) return -ENOTTY; break; case ND_CMD_ARS_START: - ars_start = buf; /* ARS is in progress */ - if ((ars_start->status & 0xffff) == NFIT_ARS_START_BUSY) + if ((status & 0xffff) == NFIT_ARS_START_BUSY) return -EBUSY; /* Command failed */ - if (ars_start->status & 0xffff) + if (status & 0xffff) return -EIO; break; case ND_CMD_ARS_STATUS: ars_status = buf; /* Command failed */ - if (ars_status->status & 0xffff) + if (status & 0xffff) return -EIO; /* Check extended status (Upper two bytes) */ - if (ars_status->status == NFIT_ARS_STATUS_DONE) + if (status == NFIT_ARS_STATUS_DONE) return 0; /* ARS is in progress */ - if (ars_status->status == NFIT_ARS_STATUS_BUSY) + if (status == NFIT_ARS_STATUS_BUSY) return -EBUSY; /* No ARS performed for the current boot */ - if (ars_status->status == NFIT_ARS_STATUS_NONE) + if (status == NFIT_ARS_STATUS_NONE) return -EAGAIN; /* @@ -149,19 +145,19 @@ static int xlat_status(void *buf, unsigned int cmd) * agent wants the scan to stop. If we didn't overflow * then just continue with the returned results. */ - if (ars_status->status == NFIT_ARS_STATUS_INTR) { + if (status == NFIT_ARS_STATUS_INTR) { if (ars_status->flags & NFIT_ARS_F_OVERFLOW) return -ENOSPC; return 0; } /* Unknown status */ - if (ars_status->status >> 16) + if (status >> 16) return -EIO; break; case ND_CMD_CLEAR_ERROR: clear_err = buf; - if (clear_err->status & 0xffff) + if (status & 0xffff) return -EIO; if (!clear_err->cleared) return -EIO; @@ -172,6 +168,9 @@ static int xlat_status(void *buf, unsigned int cmd) break; } + /* all other non-zero status results in an error */ + if (status) + return -EIO; return 0; } @@ -186,10 +185,10 @@ static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nd_cmd_pkg *call_pkg = NULL; const char *cmd_name, *dimm_name; unsigned long cmd_mask, dsm_mask; + u32 offset, fw_status = 0; acpi_handle handle; unsigned int func; const u8 *uuid; - u32 offset; int rc, i; func = cmd; @@ -317,6 +316,15 @@ static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, out_obj->buffer.pointer + offset, out_size); offset += out_size; } + + /* + * Set fw_status for all the commands with a known format to be + * later interpreted by xlat_status(). + */ + if (i >= 1 && ((cmd >= ND_CMD_ARS_CAP && cmd <= ND_CMD_CLEAR_ERROR) + || (cmd >= ND_CMD_SMART && cmd <= ND_CMD_VENDOR))) + fw_status = *(u32 *) out_obj->buffer.pointer; + if (offset + in_buf.buffer.length < buf_len) { if (i >= 1) { /* @@ -325,7 +333,7 @@ static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, */ rc = buf_len - offset - in_buf.buffer.length; if (cmd_rc) - *cmd_rc = xlat_status(buf, cmd); + *cmd_rc = xlat_status(buf, cmd, fw_status); } else { dev_err(dev, "%s:%s underrun cmd: %s buf_len: %d out_len: %d\n", __func__, dimm_name, cmd_name, buf_len, @@ -335,7 +343,7 @@ static int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, } else { rc = 0; if (cmd_rc) - *cmd_rc = xlat_status(buf, cmd); + *cmd_rc = xlat_status(buf, cmd, fw_status); } out: diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 25d26bb18970..e964d068874d 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1475,7 +1475,11 @@ int _regmap_raw_write(struct regmap *map, unsigned int reg, kfree(buf); } else if (ret != 0 && !map->cache_bypass && map->format.parse_val) { - regcache_drop_region(map, reg, reg + 1); + /* regcache_drop_region() takes lock that we already have, + * thus call map->cache_ops->drop() directly + */ + if (map->cache_ops && map->cache_ops->drop) + map->cache_ops->drop(map, reg, reg + 1); } trace_regmap_hw_write_done(map, reg, val_len / map->format.val_bytes); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index df7ab2458e50..39c01b942ee4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1708,11 +1708,11 @@ void amdgpu_device_fini(struct amdgpu_device *adev) DRM_INFO("amdgpu: finishing device.\n"); adev->shutdown = true; + drm_crtc_force_disable_all(adev->ddev); /* evict vram memory */ amdgpu_bo_evict_vram(adev); amdgpu_ib_pool_fini(adev); amdgpu_fence_driver_fini(adev); - drm_crtc_force_disable_all(adev->ddev); amdgpu_fbdev_fini(adev); r = amdgpu_fini(adev); kfree(adev->ip_block_status); diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h index 7ea8aa7ca408..6bc712f32c8b 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h @@ -175,6 +175,7 @@ struct nvkm_device_func { void (*fini)(struct nvkm_device *, bool suspend); resource_size_t (*resource_addr)(struct nvkm_device *, unsigned bar); resource_size_t (*resource_size)(struct nvkm_device *, unsigned bar); + bool cpu_coherent; }; struct nvkm_device_quirk { diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 6190035edfea..864323b19cf7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -209,7 +209,8 @@ nouveau_bo_new(struct drm_device *dev, int size, int align, nvbo->tile_flags = tile_flags; nvbo->bo.bdev = &drm->ttm.bdev; - nvbo->force_coherent = flags & TTM_PL_FLAG_UNCACHED; + if (!nvxx_device(&drm->device)->func->cpu_coherent) + nvbo->force_coherent = flags & TTM_PL_FLAG_UNCACHED; nvbo->page_shift = 12; if (drm->client.vm) { diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c index b1b693219db3..62ad0300cfa5 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c @@ -1614,6 +1614,7 @@ nvkm_device_pci_func = { .fini = nvkm_device_pci_fini, .resource_addr = nvkm_device_pci_resource_addr, .resource_size = nvkm_device_pci_resource_size, + .cpu_coherent = !IS_ENABLED(CONFIG_ARM), }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c index 939682f18788..9b638bd905ff 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c @@ -245,6 +245,7 @@ nvkm_device_tegra_func = { .fini = nvkm_device_tegra_fini, .resource_addr = nvkm_device_tegra_resource_addr, .resource_size = nvkm_device_tegra_resource_size, + .cpu_coherent = false, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c index edec30fd3ecd..0a7b6ed5ed28 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/dmanv04.c @@ -37,7 +37,10 @@ nv04_fifo_dma_object_dtor(struct nvkm_fifo_chan *base, int cookie) { struct nv04_fifo_chan *chan = nv04_fifo_chan(base); struct nvkm_instmem *imem = chan->fifo->base.engine.subdev.device->imem; + + mutex_lock(&chan->fifo->base.engine.subdev.mutex); nvkm_ramht_remove(imem->ramht, cookie); + mutex_unlock(&chan->fifo->base.engine.subdev.mutex); } static int diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index e6abc09b67e3..1f78ec2548ec 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -3015,6 +3015,12 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, if (rdev->pdev->device == 0x6811 && rdev->pdev->revision == 0x81) max_mclk = 120000; + /* limit sclk/mclk on Jet parts for stability */ + if (rdev->pdev->device == 0x6665 && + rdev->pdev->revision == 0xc3) { + max_sclk = 75000; + max_mclk = 80000; + } if (rps->vce_active) { rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 9688bfa92ccd..611b6b9bb3cb 100644 --- a/drivers/gpu/drm/udl/udl_fb.c +++ b/drivers/gpu/drm/udl/udl_fb.c @@ -122,7 +122,7 @@ int udl_handle_damage(struct udl_framebuffer *fb, int x, int y, return 0; cmd = urb->transfer_buffer; - for (i = y; i < height ; i++) { + for (i = y; i < y + height ; i++) { const int line_offset = fb->base.pitches[0] * i; const int byte_offset = line_offset + (x * bpp); const int dev_byte_offset = (fb->base.width * bpp * i) + (x * bpp); diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c index 137125b5eae7..5ce71ce7b6c4 100644 --- a/drivers/i2c/busses/i2c-eg20t.c +++ b/drivers/i2c/busses/i2c-eg20t.c @@ -773,13 +773,6 @@ static int pch_i2c_probe(struct pci_dev *pdev, /* Set the number of I2C channel instance */ adap_info->ch_num = id->driver_data; - ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED, - KBUILD_MODNAME, adap_info); - if (ret) { - pch_pci_err(pdev, "request_irq FAILED\n"); - goto err_request_irq; - } - for (i = 0; i < adap_info->ch_num; i++) { pch_adap = &adap_info->pch_data[i].pch_adapter; adap_info->pch_i2c_suspended = false; @@ -797,6 +790,17 @@ static int pch_i2c_probe(struct pci_dev *pdev, pch_adap->dev.of_node = pdev->dev.of_node; pch_adap->dev.parent = &pdev->dev; + } + + ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED, + KBUILD_MODNAME, adap_info); + if (ret) { + pch_pci_err(pdev, "request_irq FAILED\n"); + goto err_request_irq; + } + + for (i = 0; i < adap_info->ch_num; i++) { + pch_adap = &adap_info->pch_data[i].pch_adapter; pch_i2c_init(&adap_info->pch_data[i]); diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c index 501bd15cb78e..a8497cfdae6f 100644 --- a/drivers/i2c/busses/i2c-qup.c +++ b/drivers/i2c/busses/i2c-qup.c @@ -1599,7 +1599,8 @@ static int qup_i2c_pm_resume_runtime(struct device *device) #ifdef CONFIG_PM_SLEEP static int qup_i2c_suspend(struct device *device) { - qup_i2c_pm_suspend_runtime(device); + if (!pm_runtime_suspended(device)) + return qup_i2c_pm_suspend_runtime(device); return 0; } diff --git a/drivers/i2c/muxes/i2c-mux-pca954x.c b/drivers/i2c/muxes/i2c-mux-pca954x.c index 528e755c468f..3278ebf1cc5c 100644 --- a/drivers/i2c/muxes/i2c-mux-pca954x.c +++ b/drivers/i2c/muxes/i2c-mux-pca954x.c @@ -164,7 +164,7 @@ static int pca954x_select_chan(struct i2c_mux_core *muxc, u32 chan) /* Only select the channel if its different from the last channel */ if (data->last_chan != regval) { ret = pca954x_reg_write(muxc->parent, client, regval); - data->last_chan = regval; + data->last_chan = ret ? 0 : regval; } return ret; diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index 5d11fea3c8ec..f3135ae22df4 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -950,6 +950,12 @@ static const struct input_device_id joydev_ids[] = { .flags = INPUT_DEVICE_ID_MATCH_EVBIT | INPUT_DEVICE_ID_MATCH_ABSBIT, .evbit = { BIT_MASK(EV_ABS) }, + .absbit = { BIT_MASK(ABS_Z) }, + }, + { + .flags = INPUT_DEVICE_ID_MATCH_EVBIT | + INPUT_DEVICE_ID_MATCH_ABSBIT, + .evbit = { BIT_MASK(EV_ABS) }, .absbit = { BIT_MASK(ABS_WHEEL) }, }, { diff --git a/drivers/input/touchscreen/silead.c b/drivers/input/touchscreen/silead.c index b2744a64e933..f502c8488be8 100644 --- a/drivers/input/touchscreen/silead.c +++ b/drivers/input/touchscreen/silead.c @@ -390,9 +390,10 @@ static void silead_ts_read_props(struct i2c_client *client) data->max_fingers = 5; /* Most devices handle up-to 5 fingers */ } - error = device_property_read_string(dev, "touchscreen-fw-name", &str); + error = device_property_read_string(dev, "firmware-name", &str); if (!error) - snprintf(data->fw_name, sizeof(data->fw_name), "%s", str); + snprintf(data->fw_name, sizeof(data->fw_name), + "silead/%s", str); else dev_dbg(dev, "Firmware file name read error. Using default."); } @@ -410,14 +411,14 @@ static int silead_ts_set_default_fw_name(struct silead_ts_data *data, if (!acpi_id) return -ENODEV; - snprintf(data->fw_name, sizeof(data->fw_name), "%s.fw", - acpi_id->id); + snprintf(data->fw_name, sizeof(data->fw_name), + "silead/%s.fw", acpi_id->id); for (i = 0; i < strlen(data->fw_name); i++) data->fw_name[i] = tolower(data->fw_name[i]); } else { - snprintf(data->fw_name, sizeof(data->fw_name), "%s.fw", - id->name); + snprintf(data->fw_name, sizeof(data->fw_name), + "silead/%s.fw", id->name); } return 0; @@ -426,7 +427,8 @@ static int silead_ts_set_default_fw_name(struct silead_ts_data *data, static int silead_ts_set_default_fw_name(struct silead_ts_data *data, const struct i2c_device_id *id) { - snprintf(data->fw_name, sizeof(data->fw_name), "%s.fw", id->name); + snprintf(data->fw_name, sizeof(data->fw_name), + "silead/%s.fw", id->name); return 0; } #endif diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index ede5672ab34d..da6c0ba61d4f 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -548,7 +548,7 @@ static int gic_starting_cpu(unsigned int cpu) static u16 gic_compute_target_list(int *base_cpu, const struct cpumask *mask, unsigned long cluster_id) { - int cpu = *base_cpu; + int next_cpu, cpu = *base_cpu; unsigned long mpidr = cpu_logical_map(cpu); u16 tlist = 0; @@ -562,9 +562,10 @@ static u16 gic_compute_target_list(int *base_cpu, const struct cpumask *mask, tlist |= 1 << (mpidr & 0xf); - cpu = cpumask_next(cpu, mask); - if (cpu >= nr_cpu_ids) + next_cpu = cpumask_next(cpu, mask); + if (next_cpu >= nr_cpu_ids) goto out; + cpu = next_cpu; mpidr = cpu_logical_map(cpu); diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c index 83f498393a7f..6185696405d5 100644 --- a/drivers/irqchip/irq-mips-gic.c +++ b/drivers/irqchip/irq-mips-gic.c @@ -638,27 +638,6 @@ static int gic_local_irq_domain_map(struct irq_domain *d, unsigned int virq, if (!gic_local_irq_is_routable(intr)) return -EPERM; - /* - * HACK: These are all really percpu interrupts, but the rest - * of the MIPS kernel code does not use the percpu IRQ API for - * the CP0 timer and performance counter interrupts. - */ - switch (intr) { - case GIC_LOCAL_INT_TIMER: - case GIC_LOCAL_INT_PERFCTR: - case GIC_LOCAL_INT_FDC: - irq_set_chip_and_handler(virq, - &gic_all_vpes_local_irq_controller, - handle_percpu_irq); - break; - default: - irq_set_chip_and_handler(virq, - &gic_local_irq_controller, - handle_percpu_devid_irq); - irq_set_percpu_devid(virq); - break; - } - spin_lock_irqsave(&gic_lock, flags); for (i = 0; i < gic_vpes; i++) { u32 val = GIC_MAP_TO_PIN_MSK | gic_cpu_pin; @@ -724,16 +703,42 @@ static int gic_shared_irq_domain_map(struct irq_domain *d, unsigned int virq, return 0; } -static int gic_irq_domain_map(struct irq_domain *d, unsigned int virq, - irq_hw_number_t hw) +static int gic_setup_dev_chip(struct irq_domain *d, unsigned int virq, + unsigned int hwirq) { - if (GIC_HWIRQ_TO_LOCAL(hw) < GIC_NUM_LOCAL_INTRS) - return gic_local_irq_domain_map(d, virq, hw); + struct irq_chip *chip; + int err; + + if (hwirq >= GIC_SHARED_HWIRQ_BASE) { + err = irq_domain_set_hwirq_and_chip(d, virq, hwirq, + &gic_level_irq_controller, + NULL); + } else { + switch (GIC_HWIRQ_TO_LOCAL(hwirq)) { + case GIC_LOCAL_INT_TIMER: + case GIC_LOCAL_INT_PERFCTR: + case GIC_LOCAL_INT_FDC: + /* + * HACK: These are all really percpu interrupts, but + * the rest of the MIPS kernel code does not use the + * percpu IRQ API for them. + */ + chip = &gic_all_vpes_local_irq_controller; + irq_set_handler(virq, handle_percpu_irq); + break; + + default: + chip = &gic_local_irq_controller; + irq_set_handler(virq, handle_percpu_devid_irq); + irq_set_percpu_devid(virq); + break; + } - irq_set_chip_and_handler(virq, &gic_level_irq_controller, - handle_level_irq); + err = irq_domain_set_hwirq_and_chip(d, virq, hwirq, + chip, NULL); + } - return gic_shared_irq_domain_map(d, virq, hw, 0); + return err; } static int gic_irq_domain_alloc(struct irq_domain *d, unsigned int virq, @@ -744,15 +749,12 @@ static int gic_irq_domain_alloc(struct irq_domain *d, unsigned int virq, int cpu, ret, i; if (spec->type == GIC_DEVICE) { - /* verify that it doesn't conflict with an IPI irq */ - if (test_bit(spec->hwirq, ipi_resrv)) + /* verify that shared irqs don't conflict with an IPI irq */ + if ((spec->hwirq >= GIC_SHARED_HWIRQ_BASE) && + test_bit(GIC_HWIRQ_TO_SHARED(spec->hwirq), ipi_resrv)) return -EBUSY; - hwirq = GIC_SHARED_TO_HWIRQ(spec->hwirq); - - return irq_domain_set_hwirq_and_chip(d, virq, hwirq, - &gic_level_irq_controller, - NULL); + return gic_setup_dev_chip(d, virq, spec->hwirq); } else { base_hwirq = find_first_bit(ipi_resrv, gic_shared_intrs); if (base_hwirq == gic_shared_intrs) { @@ -821,7 +823,6 @@ int gic_irq_domain_match(struct irq_domain *d, struct device_node *node, } static const struct irq_domain_ops gic_irq_domain_ops = { - .map = gic_irq_domain_map, .alloc = gic_irq_domain_alloc, .free = gic_irq_domain_free, .match = gic_irq_domain_match, @@ -852,29 +853,20 @@ static int gic_dev_domain_alloc(struct irq_domain *d, unsigned int virq, struct irq_fwspec *fwspec = arg; struct gic_irq_spec spec = { .type = GIC_DEVICE, - .hwirq = fwspec->param[1], }; int i, ret; - bool is_shared = fwspec->param[0] == GIC_SHARED; - if (is_shared) { - ret = irq_domain_alloc_irqs_parent(d, virq, nr_irqs, &spec); - if (ret) - return ret; - } - - for (i = 0; i < nr_irqs; i++) { - irq_hw_number_t hwirq; + if (fwspec->param[0] == GIC_SHARED) + spec.hwirq = GIC_SHARED_TO_HWIRQ(fwspec->param[1]); + else + spec.hwirq = GIC_LOCAL_TO_HWIRQ(fwspec->param[1]); - if (is_shared) - hwirq = GIC_SHARED_TO_HWIRQ(spec.hwirq + i); - else - hwirq = GIC_LOCAL_TO_HWIRQ(spec.hwirq + i); + ret = irq_domain_alloc_irqs_parent(d, virq, nr_irqs, &spec); + if (ret) + return ret; - ret = irq_domain_set_hwirq_and_chip(d, virq + i, - hwirq, - &gic_level_irq_controller, - NULL); + for (i = 0; i < nr_irqs; i++) { + ret = gic_setup_dev_chip(d, virq + i, spec.hwirq + i); if (ret) goto error; } @@ -896,7 +888,10 @@ void gic_dev_domain_free(struct irq_domain *d, unsigned int virq, static void gic_dev_domain_activate(struct irq_domain *domain, struct irq_data *d) { - gic_shared_irq_domain_map(domain, d->irq, d->hwirq, 0); + if (GIC_HWIRQ_TO_LOCAL(d->hwirq) < GIC_NUM_LOCAL_INTRS) + gic_local_irq_domain_map(domain, d->irq, d->hwirq); + else + gic_shared_irq_domain_map(domain, d->irq, d->hwirq, 0); } static struct irq_domain_ops gic_dev_domain_ops = { diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c index 32380d5d4f6b..767af2026f8b 100644 --- a/drivers/mmc/host/dw_mmc.c +++ b/drivers/mmc/host/dw_mmc.c @@ -1112,11 +1112,12 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot, bool force_clkinit) div = (host->bus_hz != clock) ? DIV_ROUND_UP(div, 2) : 0; - dev_info(&slot->mmc->class_dev, - "Bus speed (slot %d) = %dHz (slot req %dHz, actual %dHZ div = %d)\n", - slot->id, host->bus_hz, clock, - div ? ((host->bus_hz / div) >> 1) : - host->bus_hz, div); + if (clock != slot->__clk_old || force_clkinit) + dev_info(&slot->mmc->class_dev, + "Bus speed (slot %d) = %dHz (slot req %dHz, actual %dHZ div = %d)\n", + slot->id, host->bus_hz, clock, + div ? ((host->bus_hz / div) >> 1) : + host->bus_hz, div); /* disable clock */ mci_writel(host, CLKENA, 0); @@ -1139,6 +1140,9 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot, bool force_clkinit) /* inform CIU */ mci_send_cmd(slot, sdmmc_cmd_bits, 0); + + /* keep the last clock value that was requested from core */ + slot->__clk_old = clock; } host->current_speed = clock; diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h index 9e740bc232a8..e8cd2dec3263 100644 --- a/drivers/mmc/host/dw_mmc.h +++ b/drivers/mmc/host/dw_mmc.h @@ -249,6 +249,8 @@ extern int dw_mci_resume(struct dw_mci *host); * @queue_node: List node for placing this node in the @queue list of * &struct dw_mci. * @clock: Clock rate configured by set_ios(). Protected by host->lock. + * @__clk_old: The last clock value that was requested from core. + * Keeping track of this helps us to avoid spamming the console. * @flags: Random state bits associated with the slot. * @id: Number of this slot. * @sdio_id: Number of this slot in the SDIO interrupt registers. @@ -263,6 +265,7 @@ struct dw_mci_slot { struct list_head queue_node; unsigned int clock; + unsigned int __clk_old; unsigned long flags; #define DW_MMC_CARD_PRESENT 0 diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index cc07ba0f044d..27fa8b87cd5f 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -240,6 +240,9 @@ static void nand_davinci_hwctl_4bit(struct mtd_info *mtd, int mode) unsigned long flags; u32 val; + /* Reset ECC hardware */ + davinci_nand_readl(info, NAND_4BIT_ECC1_OFFSET); + spin_lock_irqsave(&davinci_nand_lock, flags); /* Start 4-bit ECC calculation for read/write */ diff --git a/drivers/mtd/nand/mtk_ecc.c b/drivers/mtd/nand/mtk_ecc.c index 25a4fbd4d24a..d54f666417e1 100644 --- a/drivers/mtd/nand/mtk_ecc.c +++ b/drivers/mtd/nand/mtk_ecc.c @@ -366,7 +366,8 @@ int mtk_ecc_encode(struct mtk_ecc *ecc, struct mtk_ecc_config *config, u8 *data, u32 bytes) { dma_addr_t addr; - u32 *p, len, i; + u8 *p; + u32 len, i, val; int ret = 0; addr = dma_map_single(ecc->dev, data, bytes, DMA_TO_DEVICE); @@ -392,11 +393,14 @@ int mtk_ecc_encode(struct mtk_ecc *ecc, struct mtk_ecc_config *config, /* Program ECC bytes to OOB: per sector oob = FDM + ECC + SPARE */ len = (config->strength * ECC_PARITY_BITS + 7) >> 3; - p = (u32 *)(data + bytes); + p = data + bytes; /* write the parity bytes generated by the ECC back to the OOB region */ - for (i = 0; i < len; i++) - p[i] = readl(ecc->regs + ECC_ENCPAR(i)); + for (i = 0; i < len; i++) { + if ((i % 4) == 0) + val = readl(ecc->regs + ECC_ENCPAR(i / 4)); + p[i] = (val >> ((i % 4) * 8)) & 0xff; + } timeout: dma_unmap_single(ecc->dev, addr, bytes, DMA_TO_DEVICE); diff --git a/drivers/mtd/nand/mtk_nand.c b/drivers/mtd/nand/mtk_nand.c index ddaa2acb9dd7..5223a2182ee4 100644 --- a/drivers/mtd/nand/mtk_nand.c +++ b/drivers/mtd/nand/mtk_nand.c @@ -93,6 +93,9 @@ #define NFI_FSM_MASK (0xf << 16) #define NFI_ADDRCNTR (0x70) #define CNTR_MASK GENMASK(16, 12) +#define ADDRCNTR_SEC_SHIFT (12) +#define ADDRCNTR_SEC(val) \ + (((val) & CNTR_MASK) >> ADDRCNTR_SEC_SHIFT) #define NFI_STRADDR (0x80) #define NFI_BYTELEN (0x84) #define NFI_CSEL (0x90) @@ -699,7 +702,7 @@ static int mtk_nfc_do_write_page(struct mtd_info *mtd, struct nand_chip *chip, } ret = readl_poll_timeout_atomic(nfc->regs + NFI_ADDRCNTR, reg, - (reg & CNTR_MASK) >= chip->ecc.steps, + ADDRCNTR_SEC(reg) >= chip->ecc.steps, 10, MTK_TIMEOUT); if (ret) dev_err(dev, "hwecc write timeout\n"); @@ -902,7 +905,7 @@ static int mtk_nfc_read_subpage(struct mtd_info *mtd, struct nand_chip *chip, dev_warn(nfc->dev, "read ahb/dma done timeout\n"); rc = readl_poll_timeout_atomic(nfc->regs + NFI_BYTELEN, reg, - (reg & CNTR_MASK) >= sectors, 10, + ADDRCNTR_SEC(reg) >= sectors, 10, MTK_TIMEOUT); if (rc < 0) { dev_err(nfc->dev, "subpage done timeout\n"); diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index 5173fadc9a4e..57cbe2b83849 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -943,7 +943,7 @@ static int mxc_v2_ooblayout_free(struct mtd_info *mtd, int section, struct nand_chip *nand_chip = mtd_to_nand(mtd); int stepsize = nand_chip->ecc.bytes == 9 ? 16 : 26; - if (section > nand_chip->ecc.steps) + if (section >= nand_chip->ecc.steps) return -ERANGE; if (!section) { diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c index a59361c36f40..5513bfd9cdc9 100644 --- a/drivers/mtd/nand/omap2.c +++ b/drivers/mtd/nand/omap2.c @@ -2169,7 +2169,7 @@ scan_tail: return 0; return_error: - if (info->dma) + if (!IS_ERR_OR_NULL(info->dma)) dma_release_channel(info->dma); if (nand_chip->ecc.priv) { nand_bch_free(nand_chip->ecc.priv); diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index e21f7cc5ae4d..8d6208c0b400 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -21,6 +21,7 @@ #include <linux/slab.h> #include <linux/netdevice.h> #include <linux/if_arp.h> +#include <linux/workqueue.h> #include <linux/can.h> #include <linux/can/dev.h> #include <linux/can/skb.h> @@ -501,9 +502,8 @@ EXPORT_SYMBOL_GPL(can_free_echo_skb); /* * CAN device restart for bus-off recovery */ -static void can_restart(unsigned long data) +static void can_restart(struct net_device *dev) { - struct net_device *dev = (struct net_device *)data; struct can_priv *priv = netdev_priv(dev); struct net_device_stats *stats = &dev->stats; struct sk_buff *skb; @@ -543,6 +543,14 @@ restart: netdev_err(dev, "Error %d during restart", err); } +static void can_restart_work(struct work_struct *work) +{ + struct delayed_work *dwork = to_delayed_work(work); + struct can_priv *priv = container_of(dwork, struct can_priv, restart_work); + + can_restart(priv->dev); +} + int can_restart_now(struct net_device *dev) { struct can_priv *priv = netdev_priv(dev); @@ -556,8 +564,8 @@ int can_restart_now(struct net_device *dev) if (priv->state != CAN_STATE_BUS_OFF) return -EBUSY; - /* Runs as soon as possible in the timer context */ - mod_timer(&priv->restart_timer, jiffies); + cancel_delayed_work_sync(&priv->restart_work); + can_restart(dev); return 0; } @@ -578,8 +586,8 @@ void can_bus_off(struct net_device *dev) netif_carrier_off(dev); if (priv->restart_ms) - mod_timer(&priv->restart_timer, - jiffies + (priv->restart_ms * HZ) / 1000); + schedule_delayed_work(&priv->restart_work, + msecs_to_jiffies(priv->restart_ms)); } EXPORT_SYMBOL_GPL(can_bus_off); @@ -688,6 +696,7 @@ struct net_device *alloc_candev(int sizeof_priv, unsigned int echo_skb_max) return NULL; priv = netdev_priv(dev); + priv->dev = dev; if (echo_skb_max) { priv->echo_skb_max = echo_skb_max; @@ -697,7 +706,7 @@ struct net_device *alloc_candev(int sizeof_priv, unsigned int echo_skb_max) priv->state = CAN_STATE_STOPPED; - init_timer(&priv->restart_timer); + INIT_DELAYED_WORK(&priv->restart_work, can_restart_work); return dev; } @@ -778,8 +787,6 @@ int open_candev(struct net_device *dev) if (!netif_carrier_ok(dev)) netif_carrier_on(dev); - setup_timer(&priv->restart_timer, can_restart, (unsigned long)dev); - return 0; } EXPORT_SYMBOL_GPL(open_candev); @@ -794,7 +801,7 @@ void close_candev(struct net_device *dev) { struct can_priv *priv = netdev_priv(dev); - del_timer_sync(&priv->restart_timer); + cancel_delayed_work_sync(&priv->restart_work); can_flush_echo_skb(dev); } EXPORT_SYMBOL_GPL(close_candev); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 2726f032f2d4..a927a730da10 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -18134,14 +18134,14 @@ static pci_ers_result_t tg3_io_error_detected(struct pci_dev *pdev, rtnl_lock(); - /* We needn't recover from permanent error */ - if (state == pci_channel_io_frozen) - tp->pcierr_recovery = true; - /* We probably don't have netdev yet */ if (!netdev || !netif_running(netdev)) goto done; + /* We needn't recover from permanent error */ + if (state == pci_channel_io_frozen) + tp->pcierr_recovery = true; + tg3_phy_stop(tp); tg3_netif_stop(tp); @@ -18238,7 +18238,7 @@ static void tg3_io_resume(struct pci_dev *pdev) rtnl_lock(); - if (!netif_running(netdev)) + if (!netdev || !netif_running(netdev)) goto done; tg3_full_lock(tp, 0); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index fb5c63881340..1fa2d87c2fc9 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -89,10 +89,10 @@ static struct platform_device_id fec_devtype[] = { .driver_data = 0, }, { .name = "imx25-fec", - .driver_data = FEC_QUIRK_USE_GASKET | FEC_QUIRK_HAS_RACC, + .driver_data = FEC_QUIRK_USE_GASKET, }, { .name = "imx27-fec", - .driver_data = FEC_QUIRK_HAS_RACC, + .driver_data = 0, }, { .name = "imx28-fec", .driver_data = FEC_QUIRK_ENET_MAC | FEC_QUIRK_SWAP_FRAME | @@ -180,6 +180,7 @@ MODULE_PARM_DESC(macaddr, "FEC Ethernet MAC address"); /* FEC receive acceleration */ #define FEC_RACC_IPDIS (1 << 1) #define FEC_RACC_PRODIS (1 << 2) +#define FEC_RACC_SHIFT16 BIT(7) #define FEC_RACC_OPTIONS (FEC_RACC_IPDIS | FEC_RACC_PRODIS) /* @@ -945,9 +946,11 @@ fec_restart(struct net_device *ndev) #if !defined(CONFIG_M5272) if (fep->quirks & FEC_QUIRK_HAS_RACC) { - /* set RX checksum */ val = readl(fep->hwp + FEC_RACC); + /* align IP header */ + val |= FEC_RACC_SHIFT16; if (fep->csum_flags & FLAG_RX_CSUM_ENABLED) + /* set RX checksum */ val |= FEC_RACC_OPTIONS; else val &= ~FEC_RACC_OPTIONS; @@ -1428,6 +1431,12 @@ fec_enet_rx_queue(struct net_device *ndev, int budget, u16 queue_id) prefetch(skb->data - NET_IP_ALIGN); skb_put(skb, pkt_len - 4); data = skb->data; + +#if !defined(CONFIG_M5272) + if (fep->quirks & FEC_QUIRK_HAS_RACC) + data = skb_pull_inline(skb, 2); +#endif + if (!is_copybreak && need_swap) swap_buffer(data, pkt_len); diff --git a/drivers/nvdimm/core.c b/drivers/nvdimm/core.c index 715583f69d28..4d7bbd2df5c0 100644 --- a/drivers/nvdimm/core.c +++ b/drivers/nvdimm/core.c @@ -99,8 +99,11 @@ static struct nvdimm_map *alloc_nvdimm_map(struct device *dev, nvdimm_map->size = size; kref_init(&nvdimm_map->kref); - if (!request_mem_region(offset, size, dev_name(&nvdimm_bus->dev))) + if (!request_mem_region(offset, size, dev_name(&nvdimm_bus->dev))) { + dev_err(&nvdimm_bus->dev, "failed to request %pa + %zd for %s\n", + &offset, size, dev_name(dev)); goto err_request_region; + } if (flags) nvdimm_map->mem = memremap(offset, size, flags); @@ -171,6 +174,9 @@ void *devm_nvdimm_memremap(struct device *dev, resource_size_t offset, kref_get(&nvdimm_map->kref); nvdimm_bus_unlock(dev); + if (!nvdimm_map) + return NULL; + if (devm_add_action_or_reset(dev, nvdimm_map_put, nvdimm_map)) return NULL; diff --git a/drivers/nvdimm/nd.h b/drivers/nvdimm/nd.h index 8024a0ef86d3..0b78a8211f4a 100644 --- a/drivers/nvdimm/nd.h +++ b/drivers/nvdimm/nd.h @@ -52,10 +52,28 @@ struct nvdimm_drvdata { struct nd_region_data { int ns_count; int ns_active; - unsigned int flush_mask; - void __iomem *flush_wpq[0][0]; + unsigned int hints_shift; + void __iomem *flush_wpq[0]; }; +static inline void __iomem *ndrd_get_flush_wpq(struct nd_region_data *ndrd, + int dimm, int hint) +{ + unsigned int num = 1 << ndrd->hints_shift; + unsigned int mask = num - 1; + + return ndrd->flush_wpq[dimm * num + (hint & mask)]; +} + +static inline void ndrd_set_flush_wpq(struct nd_region_data *ndrd, int dimm, + int hint, void __iomem *flush) +{ + unsigned int num = 1 << ndrd->hints_shift; + unsigned int mask = num - 1; + + ndrd->flush_wpq[dimm * num + (hint & mask)] = flush; +} + static inline struct nd_namespace_index *to_namespace_index( struct nvdimm_drvdata *ndd, int i) { diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c index e8d5ba7b29af..4c0ac4abb629 100644 --- a/drivers/nvdimm/region_devs.c +++ b/drivers/nvdimm/region_devs.c @@ -38,7 +38,7 @@ static int nvdimm_map_flush(struct device *dev, struct nvdimm *nvdimm, int dimm, dev_dbg(dev, "%s: map %d flush address%s\n", nvdimm_name(nvdimm), nvdimm->num_flush, nvdimm->num_flush == 1 ? "" : "es"); - for (i = 0; i < nvdimm->num_flush; i++) { + for (i = 0; i < (1 << ndrd->hints_shift); i++) { struct resource *res = &nvdimm->flush_wpq[i]; unsigned long pfn = PHYS_PFN(res->start); void __iomem *flush_page; @@ -54,14 +54,15 @@ static int nvdimm_map_flush(struct device *dev, struct nvdimm *nvdimm, int dimm, if (j < i) flush_page = (void __iomem *) ((unsigned long) - ndrd->flush_wpq[dimm][j] & PAGE_MASK); + ndrd_get_flush_wpq(ndrd, dimm, j) + & PAGE_MASK); else flush_page = devm_nvdimm_ioremap(dev, - PHYS_PFN(pfn), PAGE_SIZE); + PFN_PHYS(pfn), PAGE_SIZE); if (!flush_page) return -ENXIO; - ndrd->flush_wpq[dimm][i] = flush_page - + (res->start & ~PAGE_MASK); + ndrd_set_flush_wpq(ndrd, dimm, i, flush_page + + (res->start & ~PAGE_MASK)); } return 0; @@ -93,7 +94,10 @@ int nd_region_activate(struct nd_region *nd_region) return -ENOMEM; dev_set_drvdata(dev, ndrd); - ndrd->flush_mask = (1 << ilog2(num_flush)) - 1; + if (!num_flush) + return 0; + + ndrd->hints_shift = ilog2(num_flush); for (i = 0; i < nd_region->ndr_mappings; i++) { struct nd_mapping *nd_mapping = &nd_region->mapping[i]; struct nvdimm *nvdimm = nd_mapping->nvdimm; @@ -900,8 +904,8 @@ void nvdimm_flush(struct nd_region *nd_region) */ wmb(); for (i = 0; i < nd_region->ndr_mappings; i++) - if (ndrd->flush_wpq[i][0]) - writeq(1, ndrd->flush_wpq[i][idx & ndrd->flush_mask]); + if (ndrd_get_flush_wpq(ndrd, i, 0)) + writeq(1, ndrd_get_flush_wpq(ndrd, i, idx)); wmb(); } EXPORT_SYMBOL_GPL(nvdimm_flush); @@ -925,7 +929,7 @@ int nvdimm_has_flush(struct nd_region *nd_region) for (i = 0; i < nd_region->ndr_mappings; i++) /* flush hints present, flushing required */ - if (ndrd->flush_wpq[i][0]) + if (ndrd_get_flush_wpq(ndrd, i, 0)) return 1; /* diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index c2c2c28e6eb5..fbdb2267e460 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -561,7 +561,6 @@ static int nvme_rdma_init_queue(struct nvme_rdma_ctrl *ctrl, queue = &ctrl->queues[idx]; queue->ctrl = ctrl; - queue->flags = 0; init_completion(&queue->cm_done); if (idx > 0) @@ -595,6 +594,7 @@ static int nvme_rdma_init_queue(struct nvme_rdma_ctrl *ctrl, goto out_destroy_cm_id; } + clear_bit(NVME_RDMA_Q_DELETING, &queue->flags); set_bit(NVME_RDMA_Q_CONNECTED, &queue->flags); return 0; diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index ba9af4a2bd2a..ec6381e57eb7 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -486,6 +486,8 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) else shost->dma_boundary = 0xffffffff; + shost->use_blk_mq = scsi_use_blk_mq; + device_initialize(&shost->shost_gendev); dev_set_name(&shost->shost_gendev, "host%d", shost->host_no); shost->shost_gendev.bus = &scsi_bus_type; diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 1f36aca44394..1deb6adc411f 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -1160,7 +1160,6 @@ bool scsi_use_blk_mq = true; bool scsi_use_blk_mq = false; #endif module_param_named(use_blk_mq, scsi_use_blk_mq, bool, S_IWUSR | S_IRUGO); -EXPORT_SYMBOL_GPL(scsi_use_blk_mq); static int __init init_scsi(void) { diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h index 57a4b9973320..85c8a51bc563 100644 --- a/drivers/scsi/scsi_priv.h +++ b/drivers/scsi/scsi_priv.h @@ -29,6 +29,7 @@ extern int scsi_init_hosts(void); extern void scsi_exit_hosts(void); /* scsi.c */ +extern bool scsi_use_blk_mq; extern int scsi_setup_command_freelist(struct Scsi_Host *shost); extern void scsi_destroy_command_freelist(struct Scsi_Host *shost); #ifdef CONFIG_SCSI_LOGGING |