diff options
Diffstat (limited to 'drivers/edac')
-rw-r--r-- | drivers/edac/Kconfig | 2 | ||||
-rw-r--r-- | drivers/edac/amd64_edac.c | 24 | ||||
-rw-r--r-- | drivers/edac/i7core_edac.c | 55 | ||||
-rw-r--r-- | drivers/edac/mpc85xx_edac.c | 4 |
4 files changed, 58 insertions, 27 deletions
diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig index aedef79..0d2f9db 100644 --- a/drivers/edac/Kconfig +++ b/drivers/edac/Kconfig @@ -209,7 +209,7 @@ config EDAC_I5100 config EDAC_MPC85XX tristate "Freescale MPC83xx / MPC85xx" - depends on EDAC_MM_EDAC && FSL_SOC && (PPC_83xx || MPC85xx) + depends on EDAC_MM_EDAC && FSL_SOC && (PPC_83xx || PPC_85xx) help Support for error detection and correction on the Freescale MPC8349, MPC8560, MPC8540, MPC8548 diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index cf17dbb..ac9f798 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1958,20 +1958,20 @@ static int get_channel_from_ecc_syndrome(struct mem_ctl_info *mci, u16 syndrome) u32 value = 0; int err_sym = 0; - amd64_read_pci_cfg(pvt->misc_f3_ctl, 0x180, &value); + if (boot_cpu_data.x86 == 0x10) { - /* F3x180[EccSymbolSize]=1, x8 symbols */ - if (boot_cpu_data.x86 == 0x10 && - boot_cpu_data.x86_model > 7 && - value & BIT(25)) { - err_sym = decode_syndrome(syndrome, x8_vectors, - ARRAY_SIZE(x8_vectors), 8); - return map_err_sym_to_channel(err_sym, 8); - } else { - err_sym = decode_syndrome(syndrome, x4_vectors, - ARRAY_SIZE(x4_vectors), 4); - return map_err_sym_to_channel(err_sym, 4); + amd64_read_pci_cfg(pvt->misc_f3_ctl, 0x180, &value); + + /* F3x180[EccSymbolSize]=1 => x8 symbols */ + if (boot_cpu_data.x86_model > 7 && + value & BIT(25)) { + err_sym = decode_syndrome(syndrome, x8_vectors, + ARRAY_SIZE(x8_vectors), 8); + return map_err_sym_to_channel(err_sym, 8); + } } + err_sym = decode_syndrome(syndrome, x4_vectors, ARRAY_SIZE(x4_vectors), 4); + return map_err_sym_to_channel(err_sym, 4); } /* diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c index 6b8b7b4..e0187d1 100644 --- a/drivers/edac/i7core_edac.c +++ b/drivers/edac/i7core_edac.c @@ -1233,10 +1233,28 @@ static void __init i7core_xeon_pci_fixup(struct pci_id_table *table) for (i = 0; i < MAX_SOCKET_BUSES; i++) pcibios_scan_specific_bus(255-i); } + pci_dev_put(pdev); table++; } } +static unsigned i7core_pci_lastbus(void) +{ + int last_bus = 0, bus; + struct pci_bus *b = NULL; + + while ((b = pci_find_next_bus(b)) != NULL) { + bus = b->number; + debugf0("Found bus %d\n", bus); + if (bus > last_bus) + last_bus = bus; + } + + debugf0("Last bus %d\n", last_bus); + + return last_bus; +} + /* * i7core_get_devices Find and perform 'get' operation on the MCH's * device/functions we want to reference for this driver @@ -1244,7 +1262,8 @@ static void __init i7core_xeon_pci_fixup(struct pci_id_table *table) * Need to 'get' device 16 func 1 and func 2 */ int i7core_get_onedevice(struct pci_dev **prev, int devno, - struct pci_id_descr *dev_descr, unsigned n_devs) + struct pci_id_descr *dev_descr, unsigned n_devs, + unsigned last_bus) { struct i7core_dev *i7core_dev; @@ -1281,7 +1300,7 @@ int i7core_get_onedevice(struct pci_dev **prev, int devno, if (devno == 0) return -ENODEV; - i7core_printk(KERN_ERR, + i7core_printk(KERN_INFO, "Device not found: dev %02x.%d PCI ID %04x:%04x\n", dev_descr->dev, dev_descr->func, PCI_VENDOR_ID_INTEL, dev_descr->dev_id); @@ -1291,10 +1310,7 @@ int i7core_get_onedevice(struct pci_dev **prev, int devno, } bus = pdev->bus->number; - if (bus == 0x3f) - socket = 0; - else - socket = 255 - bus; + socket = last_bus - bus; i7core_dev = get_i7core_dev(socket); if (!i7core_dev) { @@ -1358,17 +1374,21 @@ int i7core_get_onedevice(struct pci_dev **prev, int devno, static int i7core_get_devices(struct pci_id_table *table) { - int i, rc; + int i, rc, last_bus; struct pci_dev *pdev = NULL; struct pci_id_descr *dev_descr; + last_bus = i7core_pci_lastbus(); + while (table && table->descr) { dev_descr = table->descr; for (i = 0; i < table->n_devs; i++) { pdev = NULL; do { - rc = i7core_get_onedevice(&pdev, i, &dev_descr[i], - table->n_devs); + rc = i7core_get_onedevice(&pdev, i, + &dev_descr[i], + table->n_devs, + last_bus); if (rc < 0) { if (i == 0) { i = table->n_devs; @@ -1927,21 +1947,26 @@ fail: * 0 for FOUND a device * < 0 for error code */ + +static int probed = 0; + static int __devinit i7core_probe(struct pci_dev *pdev, const struct pci_device_id *id) { - int dev_idx = id->driver_data; int rc; struct i7core_dev *i7core_dev; + /* get the pci devices we want to reserve for our use */ + mutex_lock(&i7core_edac_lock); + /* * All memory controllers are allocated at the first pass. */ - if (unlikely(dev_idx >= 1)) + if (unlikely(probed >= 1)) { + mutex_unlock(&i7core_edac_lock); return -EINVAL; - - /* get the pci devices we want to reserve for our use */ - mutex_lock(&i7core_edac_lock); + } + probed++; rc = i7core_get_devices(pci_dev_table); if (unlikely(rc < 0)) @@ -2013,6 +2038,8 @@ static void __devexit i7core_remove(struct pci_dev *pdev) i7core_dev->socket); } } + probed--; + mutex_unlock(&i7core_edac_lock); } diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index 52ca09b..1052340 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -336,6 +336,7 @@ static struct of_device_id mpc85xx_pci_err_of_match[] = { }, {}, }; +MODULE_DEVICE_TABLE(of, mpc85xx_pci_err_of_match); static struct of_platform_driver mpc85xx_pci_err_driver = { .probe = mpc85xx_pci_err_probe, @@ -650,6 +651,7 @@ static struct of_device_id mpc85xx_l2_err_of_match[] = { { .compatible = "fsl,p2020-l2-cache-controller", }, {}, }; +MODULE_DEVICE_TABLE(of, mpc85xx_l2_err_of_match); static struct of_platform_driver mpc85xx_l2_err_driver = { .probe = mpc85xx_l2_err_probe, @@ -1120,11 +1122,13 @@ static struct of_device_id mpc85xx_mc_err_of_match[] = { { .compatible = "fsl,mpc8555-memory-controller", }, { .compatible = "fsl,mpc8560-memory-controller", }, { .compatible = "fsl,mpc8568-memory-controller", }, + { .compatible = "fsl,mpc8569-memory-controller", }, { .compatible = "fsl,mpc8572-memory-controller", }, { .compatible = "fsl,mpc8349-memory-controller", }, { .compatible = "fsl,p2020-memory-controller", }, {}, }; +MODULE_DEVICE_TABLE(of, mpc85xx_mc_err_of_match); static struct of_platform_driver mpc85xx_mc_err_driver = { .probe = mpc85xx_mc_err_probe, |