diff options
Diffstat (limited to 'arch/powerpc/platforms')
58 files changed, 207 insertions, 158 deletions
diff --git a/arch/powerpc/platforms/44x/Kconfig b/arch/powerpc/platforms/44x/Kconfig index 78ac6d67a935..7d41e9264510 100644 --- a/arch/powerpc/platforms/44x/Kconfig +++ b/arch/powerpc/platforms/44x/Kconfig @@ -206,17 +206,10 @@ config AKEBONO select PPC4xx_HSTA_MSI select I2C select I2C_IBM_IIC - select NETDEVICES - select ETHERNET - select NET_VENDOR_IBM select IBM_EMAC_EMAC4 if IBM_EMAC select USB if USB_SUPPORT select USB_OHCI_HCD_PLATFORM if USB_OHCI_HCD select USB_EHCI_HCD_PLATFORM if USB_EHCI_HCD - select MMC_SDHCI - select MMC_SDHCI_PLTFM - select ATA - select SATA_AHCI_PLATFORM help This option enables support for the IBM Akebono (476gtr) evaluation board diff --git a/arch/powerpc/platforms/512x/mpc5121_ads.c b/arch/powerpc/platforms/512x/mpc5121_ads.c index 6303fbfc4e4f..9d030c2e0004 100644 --- a/arch/powerpc/platforms/512x/mpc5121_ads.c +++ b/arch/powerpc/platforms/512x/mpc5121_ads.c @@ -24,21 +24,23 @@ static void __init mpc5121_ads_setup_arch(void) { -#ifdef CONFIG_PCI - struct device_node *np; -#endif printk(KERN_INFO "MPC5121 ADS board from Freescale Semiconductor\n"); /* * cpld regs are needed early */ mpc5121_ads_cpld_map(); + mpc512x_setup_arch(); +} + +static void __init mpc5121_ads_setup_pci(void) +{ #ifdef CONFIG_PCI + struct device_node *np; + for_each_compatible_node(np, "pci", "fsl,mpc5121-pci") mpc83xx_add_bridge(np); #endif - - mpc512x_setup_arch(); } static void __init mpc5121_ads_init_IRQ(void) @@ -64,6 +66,7 @@ define_machine(mpc5121_ads) { .name = "MPC5121 ADS", .probe = mpc5121_ads_probe, .setup_arch = mpc5121_ads_setup_arch, + .discover_phbs = mpc5121_ads_setup_pci, .init = mpc512x_init, .init_IRQ = mpc5121_ads_init_IRQ, .get_irq = ipic_get_irq, diff --git a/arch/powerpc/platforms/52xx/efika.c b/arch/powerpc/platforms/52xx/efika.c index 4514a6f7458a..3b7d70d71692 100644 --- a/arch/powerpc/platforms/52xx/efika.c +++ b/arch/powerpc/platforms/52xx/efika.c @@ -185,8 +185,6 @@ static void __init efika_setup_arch(void) /* Map important registers from the internal memory map */ mpc52xx_map_common_devices(); - efika_pcisetup(); - #ifdef CONFIG_PM mpc52xx_suspend.board_suspend_prepare = efika_suspend_prepare; mpc52xx_pm_init(); @@ -218,6 +216,7 @@ define_machine(efika) .name = EFIKA_PLATFORM_NAME, .probe = efika_probe, .setup_arch = efika_setup_arch, + .discover_phbs = efika_pcisetup, .init = mpc52xx_declare_of_platform_devices, .show_cpuinfo = efika_show_cpuinfo, .init_IRQ = mpc52xx_init_irq, diff --git a/arch/powerpc/platforms/52xx/lite5200.c b/arch/powerpc/platforms/52xx/lite5200.c index 3181aac08225..04cc97397095 100644 --- a/arch/powerpc/platforms/52xx/lite5200.c +++ b/arch/powerpc/platforms/52xx/lite5200.c @@ -165,8 +165,6 @@ static void __init lite5200_setup_arch(void) mpc52xx_suspend.board_resume_finish = lite5200_resume_finish; lite5200_pm_init(); #endif - - mpc52xx_setup_pci(); } static const char * const board[] __initconst = { @@ -187,6 +185,7 @@ define_machine(lite5200) { .name = "lite5200", .probe = lite5200_probe, .setup_arch = lite5200_setup_arch, + .discover_phbs = mpc52xx_setup_pci, .init = mpc52xx_declare_of_platform_devices, .init_IRQ = mpc52xx_init_irq, .get_irq = mpc52xx_get_irq, diff --git a/arch/powerpc/platforms/52xx/media5200.c b/arch/powerpc/platforms/52xx/media5200.c index 07c5bc4ed0b5..efb8bdecbcc7 100644 --- a/arch/powerpc/platforms/52xx/media5200.c +++ b/arch/powerpc/platforms/52xx/media5200.c @@ -202,8 +202,6 @@ static void __init media5200_setup_arch(void) /* Some mpc5200 & mpc5200b related configuration */ mpc5200_setup_xlb_arbiter(); - mpc52xx_setup_pci(); - np = of_find_matching_node(NULL, mpc5200_gpio_ids); gpio = of_iomap(np, 0); of_node_put(np); @@ -244,6 +242,7 @@ define_machine(media5200_platform) { .name = "media5200-platform", .probe = media5200_probe, .setup_arch = media5200_setup_arch, + .discover_phbs = mpc52xx_setup_pci, .init = mpc52xx_declare_of_platform_devices, .init_IRQ = media5200_init_irq, .get_irq = mpc52xx_get_irq, diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c index 2d01e9b2e779..b9f5675b0a1d 100644 --- a/arch/powerpc/platforms/52xx/mpc5200_simple.c +++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c @@ -40,8 +40,6 @@ static void __init mpc5200_simple_setup_arch(void) /* Some mpc5200 & mpc5200b related configuration */ mpc5200_setup_xlb_arbiter(); - - mpc52xx_setup_pci(); } /* list of the supported boards */ @@ -73,6 +71,7 @@ define_machine(mpc5200_simple_platform) { .name = "mpc5200-simple-platform", .probe = mpc5200_simple_probe, .setup_arch = mpc5200_simple_setup_arch, + .discover_phbs = mpc52xx_setup_pci, .init = mpc52xx_declare_of_platform_devices, .init_IRQ = mpc52xx_init_irq, .get_irq = mpc52xx_get_irq, diff --git a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c index 05e19470d523..b91ebebd9ff2 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_lpbfifo.c @@ -229,7 +229,7 @@ static irqreturn_t mpc52xx_lpbfifo_irq(int irq, void *dev_id) int dma, write, poll_dma; spin_lock_irqsave(&lpbfifo.lock, flags); - ts = get_tbl(); + ts = mftb(); req = lpbfifo.req; if (!req) { @@ -307,7 +307,7 @@ static irqreturn_t mpc52xx_lpbfifo_irq(int irq, void *dev_id) if (irq != 0) /* don't increment on polled case */ req->irq_count++; - req->irq_ticks += get_tbl() - ts; + req->irq_ticks += mftb() - ts; spin_unlock_irqrestore(&lpbfifo.lock, flags); /* Spinlock is released; it is now safe to call the callback */ @@ -330,7 +330,7 @@ static irqreturn_t mpc52xx_lpbfifo_bcom_irq(int irq, void *dev_id) u32 ts; spin_lock_irqsave(&lpbfifo.lock, flags); - ts = get_tbl(); + ts = mftb(); req = lpbfifo.req; if (!req || (req->flags & MPC52XX_LPBFIFO_FLAG_NO_DMA)) { @@ -361,7 +361,7 @@ static irqreturn_t mpc52xx_lpbfifo_bcom_irq(int irq, void *dev_id) lpbfifo.req = NULL; /* Release the lock before calling out to the callback. */ - req->irq_ticks += get_tbl() - ts; + req->irq_ticks += mftb() - ts; spin_unlock_irqrestore(&lpbfifo.lock, flags); if (req->callback) diff --git a/arch/powerpc/platforms/82xx/mpc8272_ads.c b/arch/powerpc/platforms/82xx/mpc8272_ads.c index 3fe1a6593280..0b5b9dec16d5 100644 --- a/arch/powerpc/platforms/82xx/mpc8272_ads.c +++ b/arch/powerpc/platforms/82xx/mpc8272_ads.c @@ -171,7 +171,6 @@ static void __init mpc8272_ads_setup_arch(void) iounmap(bcsr); init_ioports(); - pq2_init_pci(); if (ppc_md.progress) ppc_md.progress("mpc8272_ads_setup_arch(), finish", 0); @@ -205,6 +204,7 @@ define_machine(mpc8272_ads) .name = "Freescale MPC8272 ADS", .probe = mpc8272_ads_probe, .setup_arch = mpc8272_ads_setup_arch, + .discover_phbs = pq2_init_pci, .init_IRQ = mpc8272_ads_pic_init, .get_irq = cpm2_get_irq, .calibrate_decr = generic_calibrate_decr, diff --git a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c index 096cc0d59fd8..f82f75a6085c 100644 --- a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c +++ b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c @@ -123,20 +123,17 @@ int __init pq2ads_pci_init_irq(void) np = of_find_compatible_node(NULL, NULL, "fsl,pq2ads-pci-pic"); if (!np) { printk(KERN_ERR "No pci pic node in device tree.\n"); - of_node_put(np); goto out; } irq = irq_of_parse_and_map(np, 0); if (!irq) { printk(KERN_ERR "No interrupt in pci pic node.\n"); - of_node_put(np); - goto out; + goto out_put_node; } priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) { - of_node_put(np); ret = -ENOMEM; goto out_unmap_irq; } @@ -161,17 +158,17 @@ int __init pq2ads_pci_init_irq(void) priv->host = host; irq_set_handler_data(irq, priv); irq_set_chained_handler(irq, pq2ads_pci_irq_demux); - - of_node_put(np); - return 0; + ret = 0; + goto out_put_node; out_unmap_regs: iounmap(priv->regs); out_free_kmalloc: kfree(priv); - of_node_put(np); out_unmap_irq: irq_dispose_mapping(irq); +out_put_node: + of_node_put(np); out: return ret; } diff --git a/arch/powerpc/platforms/82xx/pq2fads.c b/arch/powerpc/platforms/82xx/pq2fads.c index a74082140718..ac9113d524af 100644 --- a/arch/powerpc/platforms/82xx/pq2fads.c +++ b/arch/powerpc/platforms/82xx/pq2fads.c @@ -150,8 +150,6 @@ static void __init pq2fads_setup_arch(void) /* Enable external IRQs */ clrbits32(&cpm2_immr->im_siu_conf.siu_82xx.sc_siumcr, 0x0c000000); - pq2_init_pci(); - if (ppc_md.progress) ppc_md.progress("pq2fads_setup_arch(), finish", 0); } @@ -184,6 +182,7 @@ define_machine(pq2fads) .name = "Freescale PQ2FADS", .probe = pq2fads_probe, .setup_arch = pq2fads_setup_arch, + .discover_phbs = pq2_init_pci, .init_IRQ = pq2fads_pic_init, .get_irq = cpm2_get_irq, .calibrate_decr = generic_calibrate_decr, diff --git a/arch/powerpc/platforms/83xx/asp834x.c b/arch/powerpc/platforms/83xx/asp834x.c index 28474876f41b..68061c2a57c1 100644 --- a/arch/powerpc/platforms/83xx/asp834x.c +++ b/arch/powerpc/platforms/83xx/asp834x.c @@ -44,6 +44,7 @@ define_machine(asp834x) { .name = "ASP8347E", .probe = asp834x_probe, .setup_arch = asp834x_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/km83xx.c b/arch/powerpc/platforms/83xx/km83xx.c index bcdc2c203ec9..108e1e4d2683 100644 --- a/arch/powerpc/platforms/83xx/km83xx.c +++ b/arch/powerpc/platforms/83xx/km83xx.c @@ -180,6 +180,7 @@ define_machine(mpc83xx_km) { .name = "mpc83xx-km-platform", .probe = mpc83xx_km_probe, .setup_arch = mpc83xx_km_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/misc.c b/arch/powerpc/platforms/83xx/misc.c index a952e91db3ee..3285dabcf923 100644 --- a/arch/powerpc/platforms/83xx/misc.c +++ b/arch/powerpc/platforms/83xx/misc.c @@ -132,8 +132,6 @@ void __init mpc83xx_setup_arch(void) setbat(-1, va, immrbase, immrsize, PAGE_KERNEL_NCG); update_bats(); } - - mpc83xx_setup_pci(); } int machine_check_83xx(struct pt_regs *regs) diff --git a/arch/powerpc/platforms/83xx/mpc830x_rdb.c b/arch/powerpc/platforms/83xx/mpc830x_rdb.c index 51426e88ec67..956d4389effa 100644 --- a/arch/powerpc/platforms/83xx/mpc830x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc830x_rdb.c @@ -48,6 +48,7 @@ define_machine(mpc830x_rdb) { .name = "MPC830x RDB", .probe = mpc830x_rdb_probe, .setup_arch = mpc830x_rdb_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc831x_rdb.c b/arch/powerpc/platforms/83xx/mpc831x_rdb.c index 5ccd57a48492..3b578f080e3b 100644 --- a/arch/powerpc/platforms/83xx/mpc831x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc831x_rdb.c @@ -48,6 +48,7 @@ define_machine(mpc831x_rdb) { .name = "MPC831x RDB", .probe = mpc831x_rdb_probe, .setup_arch = mpc831x_rdb_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc832x_mds.c b/arch/powerpc/platforms/83xx/mpc832x_mds.c index 6fa5402ebf20..850d566ef900 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc832x_mds.c @@ -101,6 +101,7 @@ define_machine(mpc832x_mds) { .name = "MPC832x MDS", .probe = mpc832x_sys_probe, .setup_arch = mpc832x_sys_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index 622c625d5ce4..b6133a237a70 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -219,6 +219,7 @@ define_machine(mpc832x_rdb) { .name = "MPC832x RDB", .probe = mpc832x_rdb_probe, .setup_arch = mpc832x_rdb_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc834x_itx.c b/arch/powerpc/platforms/83xx/mpc834x_itx.c index ebfd139bca20..9630f3aa4d9c 100644 --- a/arch/powerpc/platforms/83xx/mpc834x_itx.c +++ b/arch/powerpc/platforms/83xx/mpc834x_itx.c @@ -70,6 +70,7 @@ define_machine(mpc834x_itx) { .name = "MPC834x ITX", .probe = mpc834x_itx_probe, .setup_arch = mpc834x_itx_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc834x_mds.c b/arch/powerpc/platforms/83xx/mpc834x_mds.c index 356228e35279..6d91bdce0a18 100644 --- a/arch/powerpc/platforms/83xx/mpc834x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc834x_mds.c @@ -91,6 +91,7 @@ define_machine(mpc834x_mds) { .name = "MPC834x MDS", .probe = mpc834x_mds_probe, .setup_arch = mpc834x_mds_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc836x_mds.c b/arch/powerpc/platforms/83xx/mpc836x_mds.c index 90d9cbfae659..da4cf52cb55b 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc836x_mds.c @@ -201,6 +201,7 @@ define_machine(mpc836x_mds) { .name = "MPC836x MDS", .probe = mpc836x_mds_probe, .setup_arch = mpc836x_mds_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc836x_rdk.c b/arch/powerpc/platforms/83xx/mpc836x_rdk.c index b4aac2cde849..3427ad0d9d38 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_rdk.c +++ b/arch/powerpc/platforms/83xx/mpc836x_rdk.c @@ -41,6 +41,7 @@ define_machine(mpc836x_rdk) { .name = "MPC836x RDK", .probe = mpc836x_rdk_probe, .setup_arch = mpc836x_rdk_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc837x_mds.c b/arch/powerpc/platforms/83xx/mpc837x_mds.c index 9d3721c965be..f28d166ea7db 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc837x_mds.c @@ -93,6 +93,7 @@ define_machine(mpc837x_mds) { .name = "MPC837x MDS", .probe = mpc837x_mds_probe, .setup_arch = mpc837x_mds_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc837x_rdb.c b/arch/powerpc/platforms/83xx/mpc837x_rdb.c index 7c45f7ac2607..7fb7684c256b 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc837x_rdb.c @@ -73,6 +73,7 @@ define_machine(mpc837x_rdb) { .name = "MPC837x RDB/WLAN", .probe = mpc837x_rdb_probe, .setup_arch = mpc837x_rdb_setup_arch, + .discover_phbs = mpc83xx_setup_pci, .init_IRQ = mpc83xx_ipic_init_IRQ, .get_irq = ipic_get_irq, .restart = mpc83xx_restart, diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h index f37d04332fc7..a30d30588cf6 100644 --- a/arch/powerpc/platforms/83xx/mpc83xx.h +++ b/arch/powerpc/platforms/83xx/mpc83xx.h @@ -76,7 +76,7 @@ extern void mpc83xx_ipic_init_IRQ(void); #ifdef CONFIG_PCI extern void mpc83xx_setup_pci(void); #else -#define mpc83xx_setup_pci() do {} while (0) +#define mpc83xx_setup_pci NULL #endif extern int mpc83xx_declare_of_platform_devices(void); diff --git a/arch/powerpc/platforms/8xx/machine_check.c b/arch/powerpc/platforms/8xx/machine_check.c index 88dedf38eccd..656365975895 100644 --- a/arch/powerpc/platforms/8xx/machine_check.c +++ b/arch/powerpc/platforms/8xx/machine_check.c @@ -26,7 +26,7 @@ int machine_check_8xx(struct pt_regs *regs) * to deal with that than having a wart in the mcheck handler. * -- BenH */ - bad_page_fault(regs, regs->dar, SIGBUS); + bad_page_fault(regs, SIGBUS); return 1; #else return 0; diff --git a/arch/powerpc/platforms/amigaone/setup.c b/arch/powerpc/platforms/amigaone/setup.c index f5d0bf999759..9d252c554f7f 100644 --- a/arch/powerpc/platforms/amigaone/setup.c +++ b/arch/powerpc/platforms/amigaone/setup.c @@ -66,6 +66,12 @@ static int __init amigaone_add_bridge(struct device_node *dev) void __init amigaone_setup_arch(void) { + if (ppc_md.progress) + ppc_md.progress("Linux/PPC "UTS_RELEASE"\n", 0); +} + +static void __init amigaone_discover_phbs(void) +{ struct device_node *np; int phb = -ENODEV; @@ -74,9 +80,6 @@ void __init amigaone_setup_arch(void) phb = amigaone_add_bridge(np); BUG_ON(phb != 0); - - if (ppc_md.progress) - ppc_md.progress("Linux/PPC "UTS_RELEASE"\n", 0); } void __init amigaone_init_IRQ(void) @@ -159,6 +162,7 @@ define_machine(amigaone) { .name = "AmigaOne", .probe = amigaone_probe, .setup_arch = amigaone_setup_arch, + .discover_phbs = amigaone_discover_phbs, .show_cpuinfo = amigaone_show_cpuinfo, .init_IRQ = amigaone_init_IRQ, .restart = amigaone_restart, diff --git a/arch/powerpc/platforms/cell/pervasive.c b/arch/powerpc/platforms/cell/pervasive.c index 9068edef71f7..5b9a7e9f144b 100644 --- a/arch/powerpc/platforms/cell/pervasive.c +++ b/arch/powerpc/platforms/cell/pervasive.c @@ -25,6 +25,7 @@ #include <asm/cpu_has_feature.h> #include "pervasive.h" +#include "ras.h" static void cbe_power_save(void) { diff --git a/arch/powerpc/platforms/cell/pervasive.h b/arch/powerpc/platforms/cell/pervasive.h index c6fccad6caee..0da74ab10716 100644 --- a/arch/powerpc/platforms/cell/pervasive.h +++ b/arch/powerpc/platforms/cell/pervasive.h @@ -13,9 +13,6 @@ #define PERVASIVE_H extern void cbe_pervasive_init(void); -extern void cbe_system_error_exception(struct pt_regs *regs); -extern void cbe_maintenance_exception(struct pt_regs *regs); -extern void cbe_thermal_exception(struct pt_regs *regs); #ifdef CONFIG_PPC_IBM_CELL_RESETBUTTON extern int cbe_sysreset_hack(void); diff --git a/arch/powerpc/platforms/cell/ras.c b/arch/powerpc/platforms/cell/ras.c index 6ea480539419..4325c05bedd9 100644 --- a/arch/powerpc/platforms/cell/ras.c +++ b/arch/powerpc/platforms/cell/ras.c @@ -49,7 +49,7 @@ static void dump_fir(int cpu) } -void cbe_system_error_exception(struct pt_regs *regs) +DEFINE_INTERRUPT_HANDLER(cbe_system_error_exception) { int cpu = smp_processor_id(); @@ -58,7 +58,7 @@ void cbe_system_error_exception(struct pt_regs *regs) dump_stack(); } -void cbe_maintenance_exception(struct pt_regs *regs) +DEFINE_INTERRUPT_HANDLER(cbe_maintenance_exception) { int cpu = smp_processor_id(); @@ -70,7 +70,7 @@ void cbe_maintenance_exception(struct pt_regs *regs) dump_stack(); } -void cbe_thermal_exception(struct pt_regs *regs) +DEFINE_INTERRUPT_HANDLER(cbe_thermal_exception) { int cpu = smp_processor_id(); diff --git a/arch/powerpc/platforms/cell/ras.h b/arch/powerpc/platforms/cell/ras.h index 6c2e6bc0062e..226dbd48efad 100644 --- a/arch/powerpc/platforms/cell/ras.h +++ b/arch/powerpc/platforms/cell/ras.h @@ -2,9 +2,12 @@ #ifndef RAS_H #define RAS_H -extern void cbe_system_error_exception(struct pt_regs *regs); -extern void cbe_maintenance_exception(struct pt_regs *regs); -extern void cbe_thermal_exception(struct pt_regs *regs); +#include <asm/interrupt.h> + +DECLARE_INTERRUPT_HANDLER(cbe_system_error_exception); +DECLARE_INTERRUPT_HANDLER(cbe_maintenance_exception); +DECLARE_INTERRUPT_HANDLER(cbe_thermal_exception); + extern void cbe_ras_init(void); #endif /* RAS_H */ diff --git a/arch/powerpc/platforms/chrp/pci.c b/arch/powerpc/platforms/chrp/pci.c index b2c2bf35b76c..8c421dc78b28 100644 --- a/arch/powerpc/platforms/chrp/pci.c +++ b/arch/powerpc/platforms/chrp/pci.c @@ -314,6 +314,14 @@ chrp_find_bridges(void) } } of_node_put(root); + + /* + * "Temporary" fixes for PCI devices. + * -- Geert + */ + hydra_init(); /* Mac I/O */ + + pci_create_OF_bus_map(); } /* SL82C105 IDE Control/Status Register */ diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c index c45435aa5e36..3cfc382841e5 100644 --- a/arch/powerpc/platforms/chrp/setup.c +++ b/arch/powerpc/platforms/chrp/setup.c @@ -334,22 +334,11 @@ static void __init chrp_setup_arch(void) /* On pegasos, enable the L2 cache if not already done by OF */ pegasos_set_l2cr(); - /* Lookup PCI host bridges */ - chrp_find_bridges(); - - /* - * Temporary fixes for PCI devices. - * -- Geert - */ - hydra_init(); /* Mac I/O */ - /* * Fix the Super I/O configuration */ sio_init(); - pci_create_OF_bus_map(); - /* * Print the banner, then scroll down so boot progress * can be printed. -- Cort @@ -582,6 +571,7 @@ define_machine(chrp) { .name = "CHRP", .probe = chrp_probe, .setup_arch = chrp_setup_arch, + .discover_phbs = chrp_find_bridges, .init = chrp_init2, .show_cpuinfo = chrp_show_cpuinfo, .init_IRQ = chrp_init_IRQ, diff --git a/arch/powerpc/platforms/embedded6xx/holly.c b/arch/powerpc/platforms/embedded6xx/holly.c index d8f2e2c737bb..53065d564161 100644 --- a/arch/powerpc/platforms/embedded6xx/holly.c +++ b/arch/powerpc/platforms/embedded6xx/holly.c @@ -108,15 +108,13 @@ static void holly_remap_bridge(void) tsi108_write_reg(TSI108_PCI_P2O_BAR2, 0x0); } -static void __init holly_setup_arch(void) +static void __init holly_init_pci(void) { struct device_node *np; if (ppc_md.progress) ppc_md.progress("holly_setup_arch():set_bridge", 0); - tsi108_csr_vir_base = get_vir_csrbase(); - /* setup PCI host bridge */ holly_remap_bridge(); @@ -127,6 +125,11 @@ static void __init holly_setup_arch(void) ppc_md.pci_exclude_device = holly_exclude_device; if (ppc_md.progress) ppc_md.progress("tsi108: resources set", 0x100); +} + +static void __init holly_setup_arch(void) +{ + tsi108_csr_vir_base = get_vir_csrbase(); printk(KERN_INFO "PPC750GX/CL Platform\n"); } @@ -259,6 +262,7 @@ define_machine(holly){ .name = "PPC750 GX/CL TSI", .probe = holly_probe, .setup_arch = holly_setup_arch, + .discover_phbs = holly_init_pci, .init_IRQ = holly_init_IRQ, .show_cpuinfo = holly_show_cpuinfo, .get_irq = mpic_get_irq, diff --git a/arch/powerpc/platforms/embedded6xx/linkstation.c b/arch/powerpc/platforms/embedded6xx/linkstation.c index f514d5d28cd4..eb8342e7f84e 100644 --- a/arch/powerpc/platforms/embedded6xx/linkstation.c +++ b/arch/powerpc/platforms/embedded6xx/linkstation.c @@ -64,14 +64,17 @@ static int __init linkstation_add_bridge(struct device_node *dev) static void __init linkstation_setup_arch(void) { + printk(KERN_INFO "BUFFALO Network Attached Storage Series\n"); + printk(KERN_INFO "(C) 2002-2005 BUFFALO INC.\n"); +} + +static void __init linkstation_setup_pci(void) +{ struct device_node *np; /* Lookup PCI host bridges */ for_each_compatible_node(np, "pci", "mpc10x-pci") linkstation_add_bridge(np); - - printk(KERN_INFO "BUFFALO Network Attached Storage Series\n"); - printk(KERN_INFO "(C) 2002-2005 BUFFALO INC.\n"); } /* @@ -153,6 +156,7 @@ define_machine(linkstation){ .name = "Buffalo Linkstation", .probe = linkstation_probe, .setup_arch = linkstation_setup_arch, + .discover_phbs = linkstation_setup_pci, .init_IRQ = linkstation_init_IRQ, .show_cpuinfo = linkstation_show_cpuinfo, .get_irq = mpic_get_irq, diff --git a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c index b95c3380d2b5..5565647dc879 100644 --- a/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c +++ b/arch/powerpc/platforms/embedded6xx/mpc7448_hpc2.c @@ -58,16 +58,14 @@ int mpc7448_hpc2_exclude_device(struct pci_controller *hose, return PCIBIOS_SUCCESSFUL; } -static void __init mpc7448_hpc2_setup_arch(void) +static void __init mpc7448_hpc2_setup_pci(void) { +#ifdef CONFIG_PCI struct device_node *np; if (ppc_md.progress) - ppc_md.progress("mpc7448_hpc2_setup_arch():set_bridge", 0); - - tsi108_csr_vir_base = get_vir_csrbase(); + ppc_md.progress("mpc7448_hpc2_setup_pci():set_bridge", 0); /* setup PCI host bridge */ -#ifdef CONFIG_PCI for_each_compatible_node(np, "pci", "tsi108-pci") tsi108_setup_pci(np, MPC7448HPC2_PCI_CFG_PHYS, 0); @@ -75,6 +73,11 @@ static void __init mpc7448_hpc2_setup_arch(void) if (ppc_md.progress) ppc_md.progress("tsi108: resources set", 0x100); #endif +} + +static void __init mpc7448_hpc2_setup_arch(void) +{ + tsi108_csr_vir_base = get_vir_csrbase(); printk(KERN_INFO "MPC7448HPC2 (TAIGA) Platform\n"); printk(KERN_INFO @@ -181,6 +184,7 @@ define_machine(mpc7448_hpc2){ .name = "MPC7448 HPC2", .probe = mpc7448_hpc2_probe, .setup_arch = mpc7448_hpc2_setup_arch, + .discover_phbs = mpc7448_hpc2_setup_pci, .init_IRQ = mpc7448_hpc2_init_IRQ, .show_cpuinfo = mpc7448_hpc2_show_cpuinfo, .get_irq = mpic_get_irq, diff --git a/arch/powerpc/platforms/embedded6xx/mvme5100.c b/arch/powerpc/platforms/embedded6xx/mvme5100.c index 1cd488daa0bf..c06a0490d157 100644 --- a/arch/powerpc/platforms/embedded6xx/mvme5100.c +++ b/arch/powerpc/platforms/embedded6xx/mvme5100.c @@ -154,17 +154,19 @@ static const struct of_device_id mvme5100_of_bus_ids[] __initconst = { */ static void __init mvme5100_setup_arch(void) { - struct device_node *np; - if (ppc_md.progress) ppc_md.progress("mvme5100_setup_arch()", 0); - for_each_compatible_node(np, "pci", "hawk-pci") - mvme5100_add_bridge(np); - restart = ioremap(BOARD_MODRST_REG, 4); } +static void __init mvme5100_setup_pci(void) +{ + struct device_node *np; + + for_each_compatible_node(np, "pci", "hawk-pci") + mvme5100_add_bridge(np); +} static void mvme5100_show_cpuinfo(struct seq_file *m) { @@ -205,6 +207,7 @@ define_machine(mvme5100) { .name = "MVME5100", .probe = mvme5100_probe, .setup_arch = mvme5100_setup_arch, + .discover_phbs = mvme5100_setup_pci, .init_IRQ = mvme5100_pic_init, .show_cpuinfo = mvme5100_show_cpuinfo, .get_irq = mpic_get_irq, diff --git a/arch/powerpc/platforms/embedded6xx/storcenter.c b/arch/powerpc/platforms/embedded6xx/storcenter.c index e346ddcef45e..e188b90f7016 100644 --- a/arch/powerpc/platforms/embedded6xx/storcenter.c +++ b/arch/powerpc/platforms/embedded6xx/storcenter.c @@ -66,13 +66,16 @@ static int __init storcenter_add_bridge(struct device_node *dev) static void __init storcenter_setup_arch(void) { + printk(KERN_INFO "IOMEGA StorCenter\n"); +} + +static void __init storcenter_setup_pci(void) +{ struct device_node *np; /* Lookup PCI host bridges */ for_each_compatible_node(np, "pci", "mpc10x-pci") storcenter_add_bridge(np); - - printk(KERN_INFO "IOMEGA StorCenter\n"); } /* @@ -117,6 +120,7 @@ define_machine(storcenter){ .name = "IOMEGA StorCenter", .probe = storcenter_probe, .setup_arch = storcenter_setup_arch, + .discover_phbs = storcenter_setup_pci, .init_IRQ = storcenter_init_IRQ, .get_irq = mpic_get_irq, .restart = storcenter_restart, diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c index c86a66d5e998..a20b9576de22 100644 --- a/arch/powerpc/platforms/maple/pci.c +++ b/arch/powerpc/platforms/maple/pci.c @@ -536,6 +536,9 @@ static int __init maple_add_bridge(struct device_node *dev) /* Check for legacy IOs */ isa_bridge_find_early(hose); + /* create pci_dn's for DT nodes under this PHB */ + pci_devs_phb_init_dynamic(hose); + return 0; } diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c index f7e66a2005b4..4e9ad5bf3efb 100644 --- a/arch/powerpc/platforms/maple/setup.c +++ b/arch/powerpc/platforms/maple/setup.c @@ -179,9 +179,6 @@ static void __init maple_setup_arch(void) #ifdef CONFIG_SMP smp_ops = &maple_smp_ops; #endif - /* Lookup PCI hosts */ - maple_pci_init(); - maple_use_rtas_reboot_and_halt_if_present(); printk(KERN_DEBUG "Using native/NAP idle loop\n"); @@ -351,6 +348,7 @@ define_machine(maple) { .name = "Maple", .probe = maple_probe, .setup_arch = maple_setup_arch, + .discover_phbs = maple_pci_init, .init_IRQ = maple_init_IRQ, .pci_irq_fixup = maple_pci_irq_fixup, .pci_get_legacy_ide_irq = maple_pci_get_legacy_ide_irq, diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c index b612474f8f8e..376797eb7894 100644 --- a/arch/powerpc/platforms/pasemi/setup.c +++ b/arch/powerpc/platforms/pasemi/setup.c @@ -144,8 +144,6 @@ static void __init pas_setup_arch(void) /* Setup SMP callback */ smp_ops = &pas_smp_ops; #endif - /* Lookup PCI hosts */ - pas_pci_init(); /* Remap SDC register for doing reset */ /* XXXOJN This should maybe come out of the device tree */ @@ -446,6 +444,7 @@ define_machine(pasemi) { .name = "PA Semi PWRficient", .probe = pas_probe, .setup_arch = pas_setup_arch, + .discover_phbs = pas_pci_init, .init_IRQ = pas_init_IRQ, .get_irq = mpic_get_irq, .restart = pas_restart, diff --git a/arch/powerpc/platforms/powermac/pci.c b/arch/powerpc/platforms/powermac/pci.c index e35eaa9cf938..e9abe0f2e7f0 100644 --- a/arch/powerpc/platforms/powermac/pci.c +++ b/arch/powerpc/platforms/powermac/pci.c @@ -850,6 +850,10 @@ static int __init pmac_add_bridge(struct device_node *dev) /* Fixup "bus-range" OF property */ fixup_bus_range(dev); + /* create pci_dn's for DT nodes under this PHB */ + if (IS_ENABLED(CONFIG_PPC64)) + pci_devs_phb_init_dynamic(hose); + return 0; } diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index 2e2cc0c75d87..86aee3f2483f 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -298,9 +298,6 @@ static void __init pmac_setup_arch(void) of_node_put(ic); } - /* Lookup PCI hosts */ - pmac_pci_init(); - #ifdef CONFIG_PPC32 ohare_init(); l2cr_init(); @@ -600,6 +597,7 @@ define_machine(powermac) { .name = "PowerMac", .probe = pmac_probe, .setup_arch = pmac_setup_arch, + .discover_phbs = pmac_pci_init, .show_cpuinfo = pmac_show_cpuinfo, .init_IRQ = pmac_pic_init, .get_irq = NULL, /* changed later */ diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c index e6f461812856..999997d9e9a9 100644 --- a/arch/powerpc/platforms/powernv/idle.c +++ b/arch/powerpc/platforms/powernv/idle.c @@ -14,6 +14,7 @@ #include <asm/asm-prototypes.h> #include <asm/firmware.h> +#include <asm/interrupt.h> #include <asm/machdep.h> #include <asm/opal.h> #include <asm/cputhreads.h> diff --git a/arch/powerpc/platforms/powernv/memtrace.c b/arch/powerpc/platforms/powernv/memtrace.c index 5fc9408bb0b3..019669eb21d2 100644 --- a/arch/powerpc/platforms/powernv/memtrace.c +++ b/arch/powerpc/platforms/powernv/memtrace.c @@ -19,6 +19,7 @@ #include <linux/numa.h> #include <asm/machdep.h> #include <asm/debugfs.h> +#include <asm/cacheflush.h> /* This enables us to keep track of the memory removed from each node. */ struct memtrace_entry { @@ -51,6 +52,27 @@ static const struct file_operations memtrace_fops = { .open = simple_open, }; +#define FLUSH_CHUNK_SIZE SZ_1G +/** + * flush_dcache_range_chunked(): Write any modified data cache blocks out to + * memory and invalidate them, in chunks of up to FLUSH_CHUNK_SIZE + * Does not invalidate the corresponding instruction cache blocks. + * + * @start: the start address + * @stop: the stop address (exclusive) + * @chunk: the max size of the chunks + */ +static void flush_dcache_range_chunked(unsigned long start, unsigned long stop, + unsigned long chunk) +{ + unsigned long i; + + for (i = start; i < stop; i += chunk) { + flush_dcache_range(i, min(stop, i + chunk)); + cond_resched(); + } +} + static void memtrace_clear_range(unsigned long start_pfn, unsigned long nr_pages) { @@ -62,6 +84,13 @@ static void memtrace_clear_range(unsigned long start_pfn, cond_resched(); clear_page(__va(PFN_PHYS(pfn))); } + /* + * Before we go ahead and use this range as cache inhibited range + * flush the cache. + */ + flush_dcache_range_chunked(PFN_PHYS(start_pfn), + PFN_PHYS(start_pfn + nr_pages), + FLUSH_CHUNK_SIZE); } static u64 memtrace_alloc_node(u32 nid, u64 size) diff --git a/arch/powerpc/platforms/powernv/opal.c b/arch/powerpc/platforms/powernv/opal.c index c61c3b62c8c6..303d7c775740 100644 --- a/arch/powerpc/platforms/powernv/opal.c +++ b/arch/powerpc/platforms/powernv/opal.c @@ -624,7 +624,7 @@ static int opal_recover_mce(struct pt_regs *regs, */ recovered = 0; } else { - die("Machine check", regs, SIGBUS); + die_mce("Machine check", regs, SIGBUS); recovered = 1; } } diff --git a/arch/powerpc/platforms/powernv/pci-ioda-tce.c b/arch/powerpc/platforms/powernv/pci-ioda-tce.c index 5218f5da2737..30551bbd7988 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda-tce.c +++ b/arch/powerpc/platforms/powernv/pci-ioda-tce.c @@ -380,6 +380,8 @@ void pnv_pci_unlink_table_and_group(struct iommu_table *tbl, /* Remove link to a group from table's list of attached groups */ found = false; + + rcu_read_lock(); list_for_each_entry_rcu(tgl, &tbl->it_group_list, next) { if (tgl->table_group == table_group) { list_del_rcu(&tgl->next); @@ -388,6 +390,8 @@ void pnv_pci_unlink_table_and_group(struct iommu_table *tbl, break; } } + rcu_read_unlock(); + if (WARN_ON(!found)) return; diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index c4f72cdc9b51..f0f901683a2f 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -2402,9 +2402,6 @@ static void pnv_pci_ioda_create_dbgfs(void) list_for_each_entry_safe(hose, tmp, &hose_list, list_node) { phb = hose->private_data; - /* Notify initialization of PHB done */ - phb->initialized = 1; - sprintf(name, "PCI%04x", hose->global_number); phb->dbgfs = debugfs_create_dir(name, powerpc_debugfs_root); @@ -2601,17 +2598,8 @@ static resource_size_t pnv_pci_default_alignment(void) */ static bool pnv_pci_enable_device_hook(struct pci_dev *dev) { - struct pnv_phb *phb = pci_bus_to_pnvhb(dev->bus); struct pci_dn *pdn; - /* The function is probably called while the PEs have - * not be created yet. For example, resource reassignment - * during PCI probe period. We just skip the check if - * PEs isn't ready. - */ - if (!phb->initialized) - return true; - pdn = pci_get_pdn(dev); if (!pdn || pdn->pe_number == IODA_INVALID_PE) { pci_err(dev, "pci_enable_device() blocked, no PE assigned.\n"); @@ -2623,14 +2611,9 @@ static bool pnv_pci_enable_device_hook(struct pci_dev *dev) static bool pnv_ocapi_enable_device_hook(struct pci_dev *dev) { - struct pci_controller *hose = pci_bus_to_host(dev->bus); - struct pnv_phb *phb = hose->private_data; struct pci_dn *pdn; struct pnv_ioda_pe *pe; - if (!phb->initialized) - return true; - pdn = pci_get_pdn(dev); if (!pdn) return false; @@ -2938,7 +2921,7 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np, phb_id = be64_to_cpup(prop64); pr_debug(" PHB-ID : 0x%016llx\n", phb_id); - phb = memblock_alloc(sizeof(*phb), SMP_CACHE_BYTES); + phb = kzalloc(sizeof(*phb), GFP_KERNEL); if (!phb) panic("%s: Failed to allocate %zu bytes\n", __func__, sizeof(*phb)); @@ -2987,7 +2970,7 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np, else phb->diag_data_size = PNV_PCI_DIAG_BUF_SIZE; - phb->diag_data = memblock_alloc(phb->diag_data_size, SMP_CACHE_BYTES); + phb->diag_data = kzalloc(phb->diag_data_size, GFP_KERNEL); if (!phb->diag_data) panic("%s: Failed to allocate %u bytes\n", __func__, phb->diag_data_size); @@ -3049,9 +3032,10 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np, } pemap_off = size; size += phb->ioda.total_pe_num * sizeof(struct pnv_ioda_pe); - aux = memblock_alloc(size, SMP_CACHE_BYTES); + aux = kzalloc(size, GFP_KERNEL); if (!aux) panic("%s: Failed to allocate %lu bytes\n", __func__, size); + phb->ioda.pe_alloc = aux; phb->ioda.m64_segmap = aux + m64map_off; phb->ioda.m32_segmap = aux + m32map_off; @@ -3178,6 +3162,9 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np, /* Remove M64 resource if we can't configure it successfully */ if (!phb->init_m64 || phb->init_m64(phb)) hose->mem_resources[1].flags = 0; + + /* create pci_dn's for DT nodes under this PHB */ + pci_devs_phb_init_dynamic(hose); } void __init pnv_pci_init_ioda2_phb(struct device_node *np) diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h index 739a0b3b72e1..36d22920f5a3 100644 --- a/arch/powerpc/platforms/powernv/pci.h +++ b/arch/powerpc/platforms/powernv/pci.h @@ -119,7 +119,6 @@ struct pnv_phb { int flags; void __iomem *regs; u64 regs_phys; - int initialized; spinlock_t lock; #ifdef CONFIG_DEBUG_FS diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c index 4426a109ec2f..aadf932c4e61 100644 --- a/arch/powerpc/platforms/powernv/setup.c +++ b/arch/powerpc/platforms/powernv/setup.c @@ -180,9 +180,6 @@ static void __init pnv_setup_arch(void) /* Initialize SMP */ pnv_smp_init(); - /* Setup PCI */ - pnv_pci_init(); - /* Setup RTC and NVRAM callbacks */ if (firmware_has_feature(FW_FEATURE_OPAL)) opal_nvram_init(); @@ -547,6 +544,7 @@ define_machine(powernv) { .init_IRQ = pnv_init_IRQ, .show_cpuinfo = pnv_show_cpuinfo, .get_proc_freq = pnv_get_proc_freq, + .discover_phbs = pnv_pci_init, .progress = pnv_progress, .machine_shutdown = pnv_shutdown, .power_save = NULL, diff --git a/arch/powerpc/platforms/powernv/subcore.h b/arch/powerpc/platforms/powernv/subcore.h index c8f574d1c04a..77feee8436d4 100644 --- a/arch/powerpc/platforms/powernv/subcore.h +++ b/arch/powerpc/platforms/powernv/subcore.h @@ -15,7 +15,7 @@ void split_core_secondary_loop(u8 *state); extern void update_subcore_sibling_mask(void); #else -static inline void update_subcore_sibling_mask(void) { }; +static inline void update_subcore_sibling_mask(void) { } #endif /* CONFIG_SMP */ #endif /* __ASSEMBLY__ */ diff --git a/arch/powerpc/platforms/powernv/vas.c b/arch/powerpc/platforms/powernv/vas.c index 598e4cd563fb..b65256a63e87 100644 --- a/arch/powerpc/platforms/powernv/vas.c +++ b/arch/powerpc/platforms/powernv/vas.c @@ -28,12 +28,10 @@ static DEFINE_PER_CPU(int, cpu_vas_id); static int vas_irq_fault_window_setup(struct vas_instance *vinst) { - char devname[64]; int rc = 0; - snprintf(devname, sizeof(devname), "vas-%d", vinst->vas_id); rc = request_threaded_irq(vinst->virq, vas_fault_handler, - vas_fault_thread_fn, 0, devname, vinst); + vas_fault_thread_fn, 0, vinst->name, vinst); if (rc) { pr_err("VAS[%d]: Request IRQ(%d) failed with %d\n", @@ -80,6 +78,12 @@ static int init_vas_instance(struct platform_device *pdev) if (!vinst) return -ENOMEM; + vinst->name = kasprintf(GFP_KERNEL, "vas-%d", vasid); + if (!vinst->name) { + kfree(vinst); + return -ENOMEM; + } + INIT_LIST_HEAD(&vinst->node); ida_init(&vinst->ida); mutex_init(&vinst->mutex); @@ -162,6 +166,7 @@ static int init_vas_instance(struct platform_device *pdev) return 0; free_vinst: + kfree(vinst->name); kfree(vinst); return -ENODEV; diff --git a/arch/powerpc/platforms/powernv/vas.h b/arch/powerpc/platforms/powernv/vas.h index 70f793e8f6cc..c7db3190baca 100644 --- a/arch/powerpc/platforms/powernv/vas.h +++ b/arch/powerpc/platforms/powernv/vas.h @@ -340,6 +340,7 @@ struct vas_instance { struct vas_window *rxwin[VAS_COP_TYPE_MAX]; struct vas_window *windows[VAS_WINDOWS_PER_CHIP]; + char *name; char *dbgname; struct dentry *dbgdir; }; diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c index 16e86ba8aa20..233503fcf8f0 100644 --- a/arch/powerpc/platforms/pseries/dlpar.c +++ b/arch/powerpc/platforms/pseries/dlpar.c @@ -127,7 +127,6 @@ void dlpar_free_cc_nodes(struct device_node *dn) #define NEXT_PROPERTY 3 #define PREV_PARENT 4 #define MORE_MEMORY 5 -#define CALL_AGAIN -2 #define ERR_CFG_USE -9003 struct device_node *dlpar_configure_connector(__be32 drc_index, @@ -168,6 +167,9 @@ struct device_node *dlpar_configure_connector(__be32 drc_index, spin_unlock(&rtas_data_buf_lock); + if (rtas_busy_delay(rc)) + continue; + switch (rc) { case COMPLETE: break; @@ -216,9 +218,6 @@ struct device_node *dlpar_configure_connector(__be32 drc_index, last_dn = last_dn->parent; break; - case CALL_AGAIN: - break; - case MORE_MEMORY: case ERR_CFG_USE: default: @@ -521,11 +520,8 @@ static ssize_t dlpar_store(struct class *class, struct class_attribute *attr, int rc; args = argbuf = kstrdup(buf, GFP_KERNEL); - if (!argbuf) { - pr_info("Could not allocate resources for DLPAR operation\n"); - kfree(argbuf); + if (!argbuf) return -ENOMEM; - } /* * Parse out the request from the user, this will be in the form: diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c index cf024fa37bda..bc15200852b7 100644 --- a/arch/powerpc/platforms/pseries/eeh_pseries.c +++ b/arch/powerpc/platforms/pseries/eeh_pseries.c @@ -43,7 +43,7 @@ static int ibm_get_config_addr_info; static int ibm_get_config_addr_info2; static int ibm_configure_pe; -void pseries_pcibios_bus_add_device(struct pci_dev *pdev) +static void pseries_pcibios_bus_add_device(struct pci_dev *pdev) { struct pci_dn *pdn = pci_get_pdn(pdev); @@ -694,8 +694,7 @@ static int pseries_eeh_write_config(struct eeh_dev *edev, int where, int size, u } #ifdef CONFIG_PCI_IOV -int pseries_send_allow_unfreeze(struct pci_dn *pdn, - u16 *vf_pe_array, int cur_vfs) +static int pseries_send_allow_unfreeze(struct pci_dn *pdn, u16 *vf_pe_array, int cur_vfs) { int rc; int ibm_allow_unfreeze = rtas_token("ibm,open-sriov-allow-unfreeze"); diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c index 72a4d4167849..1bffbd1c9a94 100644 --- a/arch/powerpc/platforms/pseries/pci.c +++ b/arch/powerpc/platforms/pseries/pci.c @@ -55,9 +55,8 @@ struct pe_map_bar_entry { __be32 reserved; /* Reserved Space */ }; -int pseries_send_map_pe(struct pci_dev *pdev, - u16 num_vfs, - struct pe_map_bar_entry *vf_pe_array) +static int pseries_send_map_pe(struct pci_dev *pdev, u16 num_vfs, + struct pe_map_bar_entry *vf_pe_array) { struct pci_dn *pdn; int rc; @@ -88,7 +87,7 @@ int pseries_send_map_pe(struct pci_dev *pdev, return rc; } -void pseries_set_pe_num(struct pci_dev *pdev, u16 vf_index, __be16 pe_num) +static void pseries_set_pe_num(struct pci_dev *pdev, u16 vf_index, __be16 pe_num) { struct pci_dn *pdn; @@ -102,7 +101,7 @@ void pseries_set_pe_num(struct pci_dev *pdev, u16 vf_index, __be16 pe_num) pdn->pe_num_map[vf_index]); } -int pseries_associate_pes(struct pci_dev *pdev, u16 num_vfs) +static int pseries_associate_pes(struct pci_dev *pdev, u16 num_vfs) { struct pci_dn *pdn; int i, rc, vf_index; @@ -146,7 +145,7 @@ int pseries_associate_pes(struct pci_dev *pdev, u16 num_vfs) return rc; } -int pseries_pci_sriov_enable(struct pci_dev *pdev, u16 num_vfs) +static int pseries_pci_sriov_enable(struct pci_dev *pdev, u16 num_vfs) { struct pci_dn *pdn; int rc; @@ -189,14 +188,14 @@ int pseries_pci_sriov_enable(struct pci_dev *pdev, u16 num_vfs) return rc; } -int pseries_pcibios_sriov_enable(struct pci_dev *pdev, u16 num_vfs) +static int pseries_pcibios_sriov_enable(struct pci_dev *pdev, u16 num_vfs) { /* Allocate PCI data */ add_sriov_vf_pdns(pdev); return pseries_pci_sriov_enable(pdev, num_vfs); } -int pseries_pcibios_sriov_disable(struct pci_dev *pdev) +static int pseries_pcibios_sriov_disable(struct pci_dev *pdev) { struct pci_dn *pdn; diff --git a/arch/powerpc/platforms/pseries/pseries.h b/arch/powerpc/platforms/pseries/pseries.h index 593840847cd3..4fe48c04c6c2 100644 --- a/arch/powerpc/platforms/pseries/pseries.h +++ b/arch/powerpc/platforms/pseries/pseries.h @@ -33,7 +33,7 @@ int smp_query_cpu_stopped(unsigned int pcpu); #define QCSS_HARDWARE_ERROR -1 #define QCSS_HARDWARE_BUSY -2 #else -static inline void smp_init_pseries(void) { }; +static inline void smp_init_pseries(void) { } #endif extern void pseries_kexec_cpu_down(int crash_shutdown, int secondary); diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c index 149cec2212e6..f8b390a9d9fb 100644 --- a/arch/powerpc/platforms/pseries/ras.c +++ b/arch/powerpc/platforms/pseries/ras.c @@ -122,7 +122,7 @@ static inline u8 rtas_mc_error_sub_type(const struct pseries_mc_errorlog *mlog) * devices or systems (e.g. hugepages) that have not been initialized at the * subsys stage. */ -int __init init_ras_hotplug_IRQ(void) +static int __init init_ras_hotplug_IRQ(void) { struct device_node *np; @@ -315,12 +315,10 @@ static irqreturn_t ras_hotplug_interrupt(int irq, void *dev_id) /* Handle environmental and power warning (EPOW) interrupts. */ static irqreturn_t ras_epow_interrupt(int irq, void *dev_id) { - int status; int state; int critical; - status = rtas_get_sensor_fast(EPOW_SENSOR_TOKEN, EPOW_SENSOR_INDEX, - &state); + rtas_get_sensor_fast(EPOW_SENSOR_TOKEN, EPOW_SENSOR_INDEX, &state); if (state > 3) critical = 1; /* Time Critical */ @@ -329,12 +327,9 @@ static irqreturn_t ras_epow_interrupt(int irq, void *dev_id) spin_lock(&ras_log_buf_lock); - status = rtas_call(ras_check_exception_token, 6, 1, NULL, - RTAS_VECTOR_EXTERNAL_INTERRUPT, - virq_to_hw(irq), - RTAS_EPOW_WARNING, - critical, __pa(&ras_log_buf), - rtas_get_error_log_max()); + rtas_call(ras_check_exception_token, 6, 1, NULL, RTAS_VECTOR_EXTERNAL_INTERRUPT, + virq_to_hw(irq), RTAS_EPOW_WARNING, critical, __pa(&ras_log_buf), + rtas_get_error_log_max()); log_error(ras_log_buf, ERR_TYPE_RTAS_LOG, 0); @@ -722,6 +717,7 @@ static int mce_handle_error(struct pt_regs *regs, struct rtas_error_log *errp) struct pseries_errorlog *pseries_log; struct pseries_mc_errorlog *mce_log = NULL; int disposition = rtas_error_disposition(errp); + unsigned long msr; u8 error_type; if (!rtas_error_extended(errp)) @@ -747,9 +743,21 @@ static int mce_handle_error(struct pt_regs *regs, struct rtas_error_log *errp) * SLB multihit is done by now. */ out: - mtmsr(mfmsr() | MSR_IR | MSR_DR); + msr = mfmsr(); + mtmsr(msr | MSR_IR | MSR_DR); + disposition = mce_handle_err_virtmode(regs, errp, mce_log, disposition); + + /* + * Queue irq work to log this rtas event later. + * irq_work_queue uses per-cpu variables, so do this in virt + * mode as well. + */ + irq_work_queue(&mce_errlog_process_work); + + mtmsr(msr); + return disposition; } @@ -813,7 +821,7 @@ static int recover_mce(struct pt_regs *regs, struct machine_check_event *evt) */ recovered = 0; } else { - die("Machine check", regs, SIGBUS); + die_mce("Machine check", regs, SIGBUS); recovered = 1; } } @@ -865,10 +873,8 @@ long pseries_machine_check_realmode(struct pt_regs *regs) * virtual mode. */ disposition = mce_handle_error(regs, errp); - fwnmi_release_errinfo(); - /* Queue irq work to log this rtas event later. */ - irq_work_queue(&mce_errlog_process_work); + fwnmi_release_errinfo(); if (disposition == RTAS_DISP_FULLY_RECOVERED) return 1; diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 090c13f6c881..46e1540abc22 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -463,7 +463,7 @@ void pseries_little_endian_exceptions(void) } #endif -static void __init find_and_init_phbs(void) +static void __init pSeries_discover_phbs(void) { struct device_node *node; struct pci_controller *phb; @@ -481,6 +481,9 @@ static void __init find_and_init_phbs(void) pci_process_bridge_OF_ranges(phb, node, 0); isa_bridge_find_early(phb); phb->controller_ops = pseries_pci_controller_ops; + + /* create pci_dn's for DT nodes under this PHB */ + pci_devs_phb_init_dynamic(phb); } of_node_put(root); @@ -607,8 +610,8 @@ enum get_iov_fw_value_index { WDW_SIZE = 3 /* Get Window Size */ }; -resource_size_t pseries_get_iov_fw_value(struct pci_dev *dev, int resno, - enum get_iov_fw_value_index value) +static resource_size_t pseries_get_iov_fw_value(struct pci_dev *dev, int resno, + enum get_iov_fw_value_index value) { const int *indexes; struct device_node *dn = pci_device_to_OF_node(dev); @@ -643,7 +646,7 @@ resource_size_t pseries_get_iov_fw_value(struct pci_dev *dev, int resno, return ret; } -void of_pci_set_vf_bar_size(struct pci_dev *dev, const int *indexes) +static void of_pci_set_vf_bar_size(struct pci_dev *dev, const int *indexes) { struct resource *res; resource_size_t base, size; @@ -665,7 +668,7 @@ void of_pci_set_vf_bar_size(struct pci_dev *dev, const int *indexes) } } -void of_pci_parse_iov_addrs(struct pci_dev *dev, const int *indexes) +static void of_pci_parse_iov_addrs(struct pci_dev *dev, const int *indexes) { struct resource *res, *root, *conflict; resource_size_t base, size; @@ -786,7 +789,6 @@ static void __init pSeries_setup_arch(void) /* Find and initialize PCI host bridges */ init_pci_config_tokens(); - find_and_init_phbs(); of_reconfig_notifier_register(&pci_dn_reconfig_nb); pSeries_nvram_init(); @@ -1050,6 +1052,7 @@ define_machine(pseries) { .init_IRQ = pseries_init_irq, .show_cpuinfo = pSeries_show_cpuinfo, .log_error = pSeries_log_error, + .discover_phbs = pSeries_discover_phbs, .pcibios_fixup = pSeries_final_fixup, .restart = rtas_restart, .halt = rtas_halt, |