From 2edbf569971013a5ea424c43fbfab1951ab383d7 Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Thu, 30 Jan 2014 09:11:01 +0100 Subject: e752x_edac: Simplify call to pci_get_device() The last parameter, pvt->bridge_ck, is always NULL as far as I can see, so just use that. Signed-off-by: Jean Delvare Acked-by: Aristeu Rozanski Link: http://lkml.kernel.org/r/20140130091101.22f2b550@endymion.delvare Cc: Mark Gross Cc: Doug Thompson Signed-off-by: Borislav Petkov --- drivers/edac/e752x_edac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/edac') diff --git a/drivers/edac/e752x_edac.c b/drivers/edac/e752x_edac.c index 92d54fa65f93..725bc397458e 100644 --- a/drivers/edac/e752x_edac.c +++ b/drivers/edac/e752x_edac.c @@ -1180,7 +1180,7 @@ static int e752x_get_devs(struct pci_dev *pdev, int dev_idx, struct pci_dev *dev; pvt->bridge_ck = pci_get_device(PCI_VENDOR_ID_INTEL, - pvt->dev_info->err_dev, pvt->bridge_ck); + pvt->dev_info->err_dev, NULL); if (pvt->bridge_ck == NULL) { pvt->bridge_ck = pci_scan_single_device(pdev->bus, -- cgit v1.2.3 From c2e650c49a1795238895a474873a12c6c5662833 Mon Sep 17 00:00:00 2001 From: Aristeu Rozanski Date: Thu, 16 Jan 2014 11:20:21 -0500 Subject: i5400_edac: Disable device when unloading module This was found by Huqiu Liu using a static analysis. Reported-by: Huqiu Liu Signed-off-by: Aristeu Rozanski Link: http://lkml.kernel.org/r/20140116162021.GY15716@redhat.com Signed-off-by: Borislav Petkov --- drivers/edac/i5400_edac.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/edac') diff --git a/drivers/edac/i5400_edac.c b/drivers/edac/i5400_edac.c index e080cbfa8fc9..5381e98d9c0c 100644 --- a/drivers/edac/i5400_edac.c +++ b/drivers/edac/i5400_edac.c @@ -1408,6 +1408,8 @@ static void i5400_remove_one(struct pci_dev *pdev) /* retrieve references to resources, and free those resources */ i5400_put_devices(mci); + pci_disable_device(pdev); + edac_mc_free(mci); } -- cgit v1.2.3 From b90fe1568ff9574952a2750a30b85481a0df5c32 Mon Sep 17 00:00:00 2001 From: Hitoshi Mitake Date: Mon, 13 Jan 2014 13:26:18 +0900 Subject: i3200_edac: Add a missing pci_disable_device() on the exit path Currently, i3200_edac.c forgets to call pci_disable_device() during a process of disabling device. This patch adds that call. The problem was detected by Huqiu Liu. Reported-by: Huqiu Liu Signed-off-by: Hitoshi Mitake Link: http://lkml.kernel.org/r/1389587178-10167-1-git-send-email-mitake.hitoshi@gmail.com Signed-off-by: Borislav Petkov --- drivers/edac/i3200_edac.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/edac') diff --git a/drivers/edac/i3200_edac.c b/drivers/edac/i3200_edac.c index fa1326e5a4b0..022a70273ada 100644 --- a/drivers/edac/i3200_edac.c +++ b/drivers/edac/i3200_edac.c @@ -464,6 +464,8 @@ static void i3200_remove_one(struct pci_dev *pdev) iounmap(priv->window); edac_mc_free(mci); + + pci_disable_device(pdev); } static const struct pci_device_id i3200_pci_tbl[] = { -- cgit v1.2.3 From e245e3b25f9ef33b166f0f01d19d6418f52ae726 Mon Sep 17 00:00:00 2001 From: Johannes Thumshirn Date: Tue, 21 Jan 2014 09:42:27 +0100 Subject: edac/85xx: Remove deprecated IRQF_DISABLED Remove IRQF_DISABLED as it is a NOOP. Signed-off-by: Johannes Thumshirn Link: http://lkml.kernel.org/r/1390293747-11185-1-git-send-email-johannes.thumshirn@men.de Signed-off-by: Borislav Petkov --- drivers/edac/mpc85xx_edac.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index 8f9182179a7c..f4aec2e6ef56 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -357,7 +357,7 @@ int mpc85xx_pci_err_probe(struct platform_device *op) pdata->irq = irq_of_parse_and_map(op->dev.of_node, 0); res = devm_request_irq(&op->dev, pdata->irq, mpc85xx_pci_isr, - IRQF_DISABLED | IRQF_SHARED, + IRQF_SHARED, "[EDAC] PCI err", pci); if (res < 0) { printk(KERN_ERR @@ -633,7 +633,7 @@ static int mpc85xx_l2_err_probe(struct platform_device *op) if (edac_op_state == EDAC_OPSTATE_INT) { pdata->irq = irq_of_parse_and_map(op->dev.of_node, 0); res = devm_request_irq(&op->dev, pdata->irq, - mpc85xx_l2_isr, IRQF_DISABLED, + mpc85xx_l2_isr, 0, "[EDAC] L2 err", edac_dev); if (res < 0) { printk(KERN_ERR @@ -1133,7 +1133,7 @@ static int mpc85xx_mc_err_probe(struct platform_device *op) pdata->irq = irq_of_parse_and_map(op->dev.of_node, 0); res = devm_request_irq(&op->dev, pdata->irq, mpc85xx_mc_isr, - IRQF_DISABLED | IRQF_SHARED, + IRQF_SHARED, "[EDAC] MC err", mci); if (res < 0) { printk(KERN_ERR "%s: Unable to request irq %d for " -- cgit v1.2.3 From 9d0e8d8348d54d60005c6c938b87b94648005d1c Mon Sep 17 00:00:00 2001 From: Aravind Gopalakrishnan Date: Tue, 21 Jan 2014 15:03:36 -0600 Subject: amd64_edac: Fix logic to determine channel for F15 M30h processors Update current channel selection logic to include F15h, M30h memory controllers. Refer F15 M30h BKDG D18F2x110[7:6] (DRAM Controller Select Low) (Link:http://support.amd.com/TechDocs/49125_15h_Models_30h-3Fh_BKDG.pdf) Signed-off-by: Aravind Gopalakrishnan Link: http://lkml.kernel.org/r/1390338216-3873-1-git-send-email-Aravind.Gopalakrishnan@amd.com Signed-off-by: Borislav Petkov --- drivers/edac/amd64_edac.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 98e14ee4833c..34380ccc3dd9 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1239,9 +1239,17 @@ static u8 f15_m30h_determine_channel(struct amd64_pvt *pvt, u64 sys_addr, if (num_dcts_intlv == 2) { select = (sys_addr >> 8) & 0x3; channel = select ? 0x3 : 0; - } else if (num_dcts_intlv == 4) - channel = (sys_addr >> 8) & 0x7; - + } else if (num_dcts_intlv == 4) { + u8 intlv_addr = dct_sel_interleave_addr(pvt); + switch (intlv_addr) { + case 0x4: + channel = (sys_addr >> 8) & 0x3; + break; + case 0x5: + channel = (sys_addr >> 9) & 0x3; + break; + } + } return channel; } -- cgit v1.2.3 From ec5a0b38247a228f69d1d12c8ca0d6fe54b42827 Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Mon, 17 Feb 2014 13:10:23 +0800 Subject: sb_edac: Degrade log level for device registration On a system with four Intel processors, it generates too many messages "EDAC sbridge: Seeking for: dev 1d.3 PCI ID xxxx". And it doesn't give many useful information for normal users, so change log level from INFO to DEBUG. Signed-off-by: Jiang Liu Link: http://lkml.kernel.org/r/1392613824-11230-1-git-send-email-jiang.liu@linux.intel.com Acked-by: Aristeu Rozanski Signed-off-by: Borislav Petkov --- drivers/edac/sb_edac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/edac') diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c index 54e2abe671f7..347c7a1c2725 100644 --- a/drivers/edac/sb_edac.c +++ b/drivers/edac/sb_edac.c @@ -1263,7 +1263,7 @@ static int sbridge_get_onedevice(struct pci_dev **prev, struct pci_dev *pdev = NULL; u8 bus = 0; - sbridge_printk(KERN_INFO, + sbridge_printk(KERN_DEBUG, "Seeking for: dev %02x.%d PCI ID %04x:%04x\n", dev_descr->dev, dev_descr->func, PCI_VENDOR_ID_INTEL, dev_descr->dev_id); -- cgit v1.2.3 From 9d6c7cbe3073668cc5381978bb800f5e901c178e Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Thu, 13 Feb 2014 14:17:38 +0300 Subject: i5100_edac: Remove an unneeded condition in i5100_init_csrows() We checked that "npages" was not zero a couple lines earlier so we can remove this and pull the code in one indent level. Signed-off-by: Dan Carpenter Link: http://lkml.kernel.org/r/20140213111738.GB15549@elgon.mountain Signed-off-by: Borislav Petkov --- drivers/edac/i5100_edac.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/i5100_edac.c b/drivers/edac/i5100_edac.c index 36a38ee94fa8..6247d186177e 100644 --- a/drivers/edac/i5100_edac.c +++ b/drivers/edac/i5100_edac.c @@ -869,16 +869,13 @@ static void i5100_init_csrows(struct mem_ctl_info *mci) chan, rank, 0); dimm->nr_pages = npages; - if (npages) { - dimm->grain = 32; - dimm->dtype = (priv->mtr[chan][rank].width == 4) ? - DEV_X4 : DEV_X8; - dimm->mtype = MEM_RDDR2; - dimm->edac_mode = EDAC_SECDED; - snprintf(dimm->label, sizeof(dimm->label), - "DIMM%u", - i5100_rank_to_slot(mci, chan, rank)); - } + dimm->grain = 32; + dimm->dtype = (priv->mtr[chan][rank].width == 4) ? + DEV_X4 : DEV_X8; + dimm->mtype = MEM_RDDR2; + dimm->edac_mode = EDAC_SECDED; + snprintf(dimm->label, sizeof(dimm->label), "DIMM%u", + i5100_rank_to_slot(mci, chan, rank)); edac_dbg(2, "dimm channel %d, rank %d, size %ld\n", chan, rank, (long)PAGES_TO_MiB(npages)); -- cgit v1.2.3 From fd0f5ffff8a21fd9a32688b850c5bd694e76cc27 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Mon, 17 Feb 2014 20:51:52 +0100 Subject: MCE, AMD: Fix decoding module loading on unsupported hw We want to still be able to issue some error information on systems for which there is no decoding support (think older distro kernels here, for example). Therefore, we allow module registration but skip the per-family bank-specific decoders and issue the general information only, i.e.: [ 46.822828] [Hardware Error]: Error Status: Uncorrected, software containable error. [ 46.822846] [Hardware Error]: CPU:0 (15:30:0) MC0_STATUS[-|UE|-|-|-|-|-]: 0xa000000000010f0f [ 46.822858] [Hardware Error]: cache level: L3/GEN, mem/io: GEN, mem-tx: GEN, part-proc: GEN (timed out) with the hope that it still contains helpful useful bits. Suggested-by: Aravind Gopalakrishnan Tested-by: Aravind Gopalakrishnan Link: http://lkml.kernel.org/r/1392659391-2411-1-git-send-email-Aravind.Gopalakrishnan@amd.com Signed-off-by: Borislav Petkov --- drivers/edac/mce_amd.c | 65 +++++++++++++++++++++++++------------------------- 1 file changed, 33 insertions(+), 32 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c index 30f7309446a6..51b9caa0b024 100644 --- a/drivers/edac/mce_amd.c +++ b/drivers/edac/mce_amd.c @@ -741,6 +741,36 @@ int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data) if (amd_filter_mce(m)) return NOTIFY_STOP; + pr_emerg(HW_ERR "%s\n", decode_error_status(m)); + + pr_emerg(HW_ERR "CPU:%d (%x:%x:%x) MC%d_STATUS[%s|%s|%s|%s|%s", + m->extcpu, + c->x86, c->x86_model, c->x86_mask, + m->bank, + ((m->status & MCI_STATUS_OVER) ? "Over" : "-"), + ((m->status & MCI_STATUS_UC) ? "UE" : "CE"), + ((m->status & MCI_STATUS_MISCV) ? "MiscV" : "-"), + ((m->status & MCI_STATUS_PCC) ? "PCC" : "-"), + ((m->status & MCI_STATUS_ADDRV) ? "AddrV" : "-")); + + if (c->x86 == 0x15 || c->x86 == 0x16) + pr_cont("|%s|%s", + ((m->status & MCI_STATUS_DEFERRED) ? "Deferred" : "-"), + ((m->status & MCI_STATUS_POISON) ? "Poison" : "-")); + + /* do the two bits[14:13] together */ + ecc = (m->status >> 45) & 0x3; + if (ecc) + pr_cont("|%sECC", ((ecc == 2) ? "C" : "U")); + + pr_cont("]: 0x%016llx\n", m->status); + + if (m->status & MCI_STATUS_ADDRV) + pr_emerg(HW_ERR "MC%d_ADDR: 0x%016llx\n", m->bank, m->addr); + + if (!fam_ops) + goto err_code; + switch (m->bank) { case 0: decode_mc0_mce(m); @@ -774,33 +804,7 @@ int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data) break; } - pr_emerg(HW_ERR "Error Status: %s\n", decode_error_status(m)); - - pr_emerg(HW_ERR "CPU:%d (%x:%x:%x) MC%d_STATUS[%s|%s|%s|%s|%s", - m->extcpu, - c->x86, c->x86_model, c->x86_mask, - m->bank, - ((m->status & MCI_STATUS_OVER) ? "Over" : "-"), - ((m->status & MCI_STATUS_UC) ? "UE" : "CE"), - ((m->status & MCI_STATUS_MISCV) ? "MiscV" : "-"), - ((m->status & MCI_STATUS_PCC) ? "PCC" : "-"), - ((m->status & MCI_STATUS_ADDRV) ? "AddrV" : "-")); - - if (c->x86 == 0x15 || c->x86 == 0x16) - pr_cont("|%s|%s", - ((m->status & MCI_STATUS_DEFERRED) ? "Deferred" : "-"), - ((m->status & MCI_STATUS_POISON) ? "Poison" : "-")); - - /* do the two bits[14:13] together */ - ecc = (m->status >> 45) & 0x3; - if (ecc) - pr_cont("|%sECC", ((ecc == 2) ? "C" : "U")); - - pr_cont("]: 0x%016llx\n", m->status); - - if (m->status & MCI_STATUS_ADDRV) - pr_emerg(HW_ERR "MC%d_ADDR: 0x%016llx\n", m->bank, m->addr); - + err_code: amd_decode_err_code(m->status & 0xffff); return NOTIFY_STOP; @@ -816,10 +820,7 @@ static int __init mce_amd_init(void) struct cpuinfo_x86 *c = &boot_cpu_data; if (c->x86_vendor != X86_VENDOR_AMD) - return 0; - - if (c->x86 < 0xf || c->x86 > 0x16) - return 0; + return -ENODEV; fam_ops = kzalloc(sizeof(struct amd_decoder_ops), GFP_KERNEL); if (!fam_ops) @@ -874,7 +875,7 @@ static int __init mce_amd_init(void) default: printk(KERN_WARNING "Huh? What family is it: 0x%x?!\n", c->x86); kfree(fam_ops); - return -EINVAL; + fam_ops = NULL; } pr_info("MCE: In-kernel MCE decoding enabled.\n"); -- cgit v1.2.3 From 0e089c182889e1551dcaaea8ee1639bfa81896a3 Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Mon, 24 Feb 2014 15:15:44 +0100 Subject: e752x_edac: Drop pvt->bridge_ck pvt->bridge_ck always points to the same device as pvt->dev_d0f1, so get rid of the former and only use the latter. Signed-off-by: Jean Delvare Tested-by: Aristeu Rozanski Link: http://lkml.kernel.org/r/20140224151544.16ba28a0@endymion.delvare Cc: Mark Gross Cc: Doug Thompson Signed-off-by: Borislav Petkov --- drivers/edac/e752x_edac.c | 28 ++++++++++------------------ 1 file changed, 10 insertions(+), 18 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/e752x_edac.c b/drivers/edac/e752x_edac.c index 725bc397458e..b2d71388172b 100644 --- a/drivers/edac/e752x_edac.c +++ b/drivers/edac/e752x_edac.c @@ -209,7 +209,6 @@ enum e752x_chips { */ struct e752x_pvt { - struct pci_dev *bridge_ck; struct pci_dev *dev_d0f0; struct pci_dev *dev_d0f1; u32 tolm; @@ -891,7 +890,7 @@ static void e752x_get_error_info(struct mem_ctl_info *mci, info->buf_ferr); if (info->dram_ferr) - pci_write_bits16(pvt->bridge_ck, E752X_DRAM_FERR, + pci_write_bits16(pvt->dev_d0f1, E752X_DRAM_FERR, info->dram_ferr, info->dram_ferr); pci_write_config_dword(dev, E752X_FERR_GLOBAL, @@ -936,7 +935,7 @@ static void e752x_get_error_info(struct mem_ctl_info *mci, info->buf_nerr); if (info->dram_nerr) - pci_write_bits16(pvt->bridge_ck, E752X_DRAM_NERR, + pci_write_bits16(pvt->dev_d0f1, E752X_DRAM_NERR, info->dram_nerr, info->dram_nerr); pci_write_config_dword(dev, E752X_NERR_GLOBAL, @@ -1177,38 +1176,33 @@ static void e752x_init_mem_map_table(struct pci_dev *pdev, static int e752x_get_devs(struct pci_dev *pdev, int dev_idx, struct e752x_pvt *pvt) { - struct pci_dev *dev; - - pvt->bridge_ck = pci_get_device(PCI_VENDOR_ID_INTEL, + pvt->dev_d0f1 = pci_get_device(PCI_VENDOR_ID_INTEL, pvt->dev_info->err_dev, NULL); - if (pvt->bridge_ck == NULL) { - pvt->bridge_ck = pci_scan_single_device(pdev->bus, + if (pvt->dev_d0f1 == NULL) { + pvt->dev_d0f1 = pci_scan_single_device(pdev->bus, PCI_DEVFN(0, 1)); - pci_dev_get(pvt->bridge_ck); + pci_dev_get(pvt->dev_d0f1); } - if (pvt->bridge_ck == NULL) { + if (pvt->dev_d0f1 == NULL) { e752x_printk(KERN_ERR, "error reporting device not found:" "vendor %x device 0x%x (broken BIOS?)\n", PCI_VENDOR_ID_INTEL, e752x_devs[dev_idx].err_dev); return 1; } - dev = pci_get_device(PCI_VENDOR_ID_INTEL, + pvt->dev_d0f0 = pci_get_device(PCI_VENDOR_ID_INTEL, e752x_devs[dev_idx].ctl_dev, NULL); - if (dev == NULL) + if (pvt->dev_d0f0 == NULL) goto fail; - pvt->dev_d0f0 = dev; - pvt->dev_d0f1 = pci_dev_get(pvt->bridge_ck); - return 0; fail: - pci_dev_put(pvt->bridge_ck); + pci_dev_put(pvt->dev_d0f1); return 1; } @@ -1385,7 +1379,6 @@ static int e752x_probe1(struct pci_dev *pdev, int dev_idx) fail: pci_dev_put(pvt->dev_d0f0); pci_dev_put(pvt->dev_d0f1); - pci_dev_put(pvt->bridge_ck); edac_mc_free(mci); return -ENODEV; @@ -1419,7 +1412,6 @@ static void e752x_remove_one(struct pci_dev *pdev) pvt = (struct e752x_pvt *)mci->pvt_info; pci_dev_put(pvt->dev_d0f0); pci_dev_put(pvt->dev_d0f1); - pci_dev_put(pvt->bridge_ck); edac_mc_free(mci); } -- cgit v1.2.3 From 5576fb8696bf8d8ae60278c2aa4dc23eae9eb86e Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Mon, 24 Feb 2014 15:45:34 +0100 Subject: amd8111_edac: Fix leaks in probe error paths Both probe error paths are incomplete and leak memory and device references. Add the missing cleanups. Signed-off-by: Jean Delvare Link: http://lkml.kernel.org/r/20140224154534.5a3b797a@endymion.delvare Cc: Mauro Carvalho Chehab Signed-off-by: Borislav Petkov --- drivers/edac/amd8111_edac.c | 44 ++++++++++++++++++++++++++++++-------------- 1 file changed, 30 insertions(+), 14 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/amd8111_edac.c b/drivers/edac/amd8111_edac.c index ddd890052ce2..2b63f7c2d6d2 100644 --- a/drivers/edac/amd8111_edac.c +++ b/drivers/edac/amd8111_edac.c @@ -350,6 +350,7 @@ static int amd8111_dev_probe(struct pci_dev *dev, const struct pci_device_id *id) { struct amd8111_dev_info *dev_info = &amd8111_devices[id->driver_data]; + int ret = -ENODEV; dev_info->dev = pci_get_device(PCI_VENDOR_ID_AMD, dev_info->err_dev, NULL); @@ -359,16 +360,15 @@ static int amd8111_dev_probe(struct pci_dev *dev, "vendor %x, device %x, name %s\n", PCI_VENDOR_ID_AMD, dev_info->err_dev, dev_info->ctl_name); - return -ENODEV; + goto err; } if (pci_enable_device(dev_info->dev)) { - pci_dev_put(dev_info->dev); printk(KERN_ERR "failed to enable:" "vendor %x, device %x, name %s\n", PCI_VENDOR_ID_AMD, dev_info->err_dev, dev_info->ctl_name); - return -ENODEV; + goto err_dev_put; } /* @@ -381,8 +381,10 @@ static int amd8111_dev_probe(struct pci_dev *dev, edac_device_alloc_ctl_info(0, dev_info->ctl_name, 1, NULL, 0, 0, NULL, 0, dev_info->edac_idx); - if (!dev_info->edac_dev) - return -ENOMEM; + if (!dev_info->edac_dev) { + ret = -ENOMEM; + goto err_dev_put; + } dev_info->edac_dev->pvt_info = dev_info; dev_info->edac_dev->dev = &dev_info->dev->dev; @@ -399,8 +401,7 @@ static int amd8111_dev_probe(struct pci_dev *dev, if (edac_device_add_device(dev_info->edac_dev) > 0) { printk(KERN_ERR "failed to add edac_dev for %s\n", dev_info->ctl_name); - edac_device_free_ctl_info(dev_info->edac_dev); - return -ENODEV; + goto err_edac_free_ctl; } printk(KERN_INFO "added one edac_dev on AMD8111 " @@ -409,6 +410,13 @@ static int amd8111_dev_probe(struct pci_dev *dev, dev_info->ctl_name); return 0; + +err_edac_free_ctl: + edac_device_free_ctl_info(dev_info->edac_dev); +err_dev_put: + pci_dev_put(dev_info->dev); +err: + return ret; } static void amd8111_dev_remove(struct pci_dev *dev) @@ -437,6 +445,7 @@ static int amd8111_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) { struct amd8111_pci_info *pci_info = &amd8111_pcis[id->driver_data]; + int ret = -ENODEV; pci_info->dev = pci_get_device(PCI_VENDOR_ID_AMD, pci_info->err_dev, NULL); @@ -446,16 +455,15 @@ static int amd8111_pci_probe(struct pci_dev *dev, "vendor %x, device %x, name %s\n", PCI_VENDOR_ID_AMD, pci_info->err_dev, pci_info->ctl_name); - return -ENODEV; + goto err; } if (pci_enable_device(pci_info->dev)) { - pci_dev_put(pci_info->dev); printk(KERN_ERR "failed to enable:" "vendor %x, device %x, name %s\n", PCI_VENDOR_ID_AMD, pci_info->err_dev, pci_info->ctl_name); - return -ENODEV; + goto err_dev_put; } /* @@ -465,8 +473,10 @@ static int amd8111_pci_probe(struct pci_dev *dev, */ pci_info->edac_idx = edac_pci_alloc_index(); pci_info->edac_dev = edac_pci_alloc_ctl_info(0, pci_info->ctl_name); - if (!pci_info->edac_dev) - return -ENOMEM; + if (!pci_info->edac_dev) { + ret = -ENOMEM; + goto err_dev_put; + } pci_info->edac_dev->pvt_info = pci_info; pci_info->edac_dev->dev = &pci_info->dev->dev; @@ -483,8 +493,7 @@ static int amd8111_pci_probe(struct pci_dev *dev, if (edac_pci_add_device(pci_info->edac_dev, pci_info->edac_idx) > 0) { printk(KERN_ERR "failed to add edac_pci for %s\n", pci_info->ctl_name); - edac_pci_free_ctl_info(pci_info->edac_dev); - return -ENODEV; + goto err_edac_free_ctl; } printk(KERN_INFO "added one edac_pci on AMD8111 " @@ -493,6 +502,13 @@ static int amd8111_pci_probe(struct pci_dev *dev, pci_info->ctl_name); return 0; + +err_edac_free_ctl: + edac_pci_free_ctl_info(pci_info->edac_dev); +err_dev_put: + pci_dev_put(pci_info->dev); +err: + return ret; } static void amd8111_pci_remove(struct pci_dev *dev) -- cgit v1.2.3 From 5fdae419009764337c8f2bf143af57dcadfd228d Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Mon, 24 Feb 2014 16:03:16 +0100 Subject: i82875p_edac: Drop redundant call to pci_get_device() The first call to pci_get_device() in i82875p_probe1() is useless. The result is immediately reset at the beginning of i82875p_setup_overfl_dev(), which then issues the same pci_get_device() call. Dropping the redundant call avoids a device reference leak. Signed-off-by: Jean Delvare Link: http://lkml.kernel.org/r/20140224160316.60e55fb6@endymion.delvare Cc: Doug Thompson Signed-off-by: Borislav Petkov --- drivers/edac/i82875p_edac.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/i82875p_edac.c b/drivers/edac/i82875p_edac.c index 80573df0a4d7..8d0450b9b9af 100644 --- a/drivers/edac/i82875p_edac.c +++ b/drivers/edac/i82875p_edac.c @@ -406,8 +406,6 @@ static int i82875p_probe1(struct pci_dev *pdev, int dev_idx) edac_dbg(0, "\n"); - ovrfl_pdev = pci_get_device(PCI_VEND_DEV(INTEL, 82875_6), NULL); - if (i82875p_setup_overfl_dev(pdev, &ovrfl_pdev, &ovrfl_window)) return -ENODEV; drc = readl(ovrfl_window + I82875P_DRC); -- cgit v1.2.3 From f118920baf5994dfa8a5a66322892731480a8207 Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Mon, 24 Feb 2014 17:13:58 +0100 Subject: i7core_edac: Drop unused variable Fix the following warning: drivers/edac/i7core_edac.c: In function "core_mce_output_error": drivers/edac/i7core_edac.c:1711:8: warning: variable "type" set but not used [-Wunused-but-set-variable] char *type, *optype, *err; ^ According to Mauro, type can just be dropped, as tp_event now maps if the error is corrected, uncorrected non-fatal or uncorrected fatal one. Signed-off-by: Jean Delvare Link: http://lkml.kernel.org/r/20140224171358.692d7e5a@endymion.delvare Acked-by: Mauro Carvalho Chehab Cc: Doug Thompson Signed-off-by: Borislav Petkov --- drivers/edac/i7core_edac.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) (limited to 'drivers/edac') diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c index 87533ca7752e..cc6a51074225 100644 --- a/drivers/edac/i7core_edac.c +++ b/drivers/edac/i7core_edac.c @@ -1703,7 +1703,7 @@ static void i7core_mce_output_error(struct mem_ctl_info *mci, const struct mce *m) { struct i7core_pvt *pvt = mci->pvt_info; - char *type, *optype, *err; + char *optype, *err; enum hw_event_mc_err_type tp_event; unsigned long error = m->status & 0x1ff0000l; bool uncorrected_error = m->mcgstatus & 1ll << 61; @@ -1716,15 +1716,11 @@ static void i7core_mce_output_error(struct mem_ctl_info *mci, u32 errnum = find_first_bit(&error, 32); if (uncorrected_error) { - if (ripv) { - type = "FATAL"; + if (ripv) tp_event = HW_EVENT_ERR_FATAL; - } else { - type = "NON_FATAL"; + else tp_event = HW_EVENT_ERR_UNCORRECTED; - } } else { - type = "CORRECTED"; tp_event = HW_EVENT_ERR_CORRECTED; } -- cgit v1.2.3 From 85a8885bd0e00569108aa7b5e26b89c752e3cd51 Mon Sep 17 00:00:00 2001 From: Aravind Gopalakrishnan Date: Thu, 20 Feb 2014 10:28:46 -0600 Subject: amd64_edac: Add support for newer F16h models Extend ECC decoding support for F16h M30h. Tested on F16h M30h with ECC turned on using mce_amd_inj module and the patch works fine. Signed-off-by: Aravind Gopalakrishnan Link: http://lkml.kernel.org/r/1392913726-16961-1-git-send-email-Aravind.Gopalakrishnan@amd.com Tested-by: Arindam Nath Acked-by: H. Peter Anvin Signed-off-by: Borislav Petkov --- arch/x86/kernel/amd_nb.c | 2 ++ drivers/edac/amd64_edac.c | 24 ++++++++++++++++++++++++ drivers/edac/amd64_edac.h | 3 +++ include/linux/pci_ids.h | 2 ++ 4 files changed, 31 insertions(+) (limited to 'drivers/edac') diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c index 59554dca96ec..6523534671b6 100644 --- a/arch/x86/kernel/amd_nb.c +++ b/arch/x86/kernel/amd_nb.c @@ -22,6 +22,7 @@ const struct pci_device_id amd_nb_misc_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_15H_M10H_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_15H_M30H_NB_F3) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F3) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F3) }, {} }; EXPORT_SYMBOL(amd_nb_misc_ids); @@ -30,6 +31,7 @@ static const struct pci_device_id amd_nb_link_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_15H_NB_F4) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_15H_M30H_NB_F4) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F4) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F4) }, {} }; diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 34380ccc3dd9..f8bf00010d45 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1807,6 +1807,17 @@ static struct amd64_family_type family_types[] = { .read_dct_pci_cfg = f10_read_dct_pci_cfg, } }, + [F16_M30H_CPUS] = { + .ctl_name = "F16h_M30h", + .f1_id = PCI_DEVICE_ID_AMD_16H_M30H_NB_F1, + .f3_id = PCI_DEVICE_ID_AMD_16H_M30H_NB_F3, + .ops = { + .early_channel_count = f1x_early_channel_count, + .map_sysaddr_to_csrow = f1x_map_sysaddr_to_csrow, + .dbam_to_cs = f16_dbam_to_chip_select, + .read_dct_pci_cfg = f10_read_dct_pci_cfg, + } + }, }; /* @@ -2586,6 +2597,11 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt) break; case 0x16: + if (pvt->model == 0x30) { + fam_type = &family_types[F16_M30H_CPUS]; + pvt->ops = &family_types[F16_M30H_CPUS].ops; + break; + } fam_type = &family_types[F16_CPUS]; pvt->ops = &family_types[F16_CPUS].ops; break; @@ -2838,6 +2854,14 @@ static const struct pci_device_id amd64_pci_table[] = { .class = 0, .class_mask = 0, }, + { + .vendor = PCI_VENDOR_ID_AMD, + .device = PCI_DEVICE_ID_AMD_16H_M30H_NB_F2, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .class = 0, + .class_mask = 0, + }, {0, } }; diff --git a/drivers/edac/amd64_edac.h b/drivers/edac/amd64_edac.h index 6dc1fcc25afb..d903e0c21144 100644 --- a/drivers/edac/amd64_edac.h +++ b/drivers/edac/amd64_edac.h @@ -168,6 +168,8 @@ #define PCI_DEVICE_ID_AMD_15H_NB_F2 0x1602 #define PCI_DEVICE_ID_AMD_16H_NB_F1 0x1531 #define PCI_DEVICE_ID_AMD_16H_NB_F2 0x1532 +#define PCI_DEVICE_ID_AMD_16H_M30H_NB_F1 0x1581 +#define PCI_DEVICE_ID_AMD_16H_M30H_NB_F2 0x1582 /* * Function 1 - Address Map @@ -300,6 +302,7 @@ enum amd_families { F15_CPUS, F15_M30H_CPUS, F16_CPUS, + F16_M30H_CPUS, NUM_FAMILIES, }; diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 97fbecdd7a40..e91ad27b1a56 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -528,6 +528,8 @@ #define PCI_DEVICE_ID_AMD_15H_NB_F5 0x1605 #define PCI_DEVICE_ID_AMD_16H_NB_F3 0x1533 #define PCI_DEVICE_ID_AMD_16H_NB_F4 0x1534 +#define PCI_DEVICE_ID_AMD_16H_M30H_NB_F3 0x1583 +#define PCI_DEVICE_ID_AMD_16H_M30H_NB_F4 0x1584 #define PCI_DEVICE_ID_AMD_CNB17H_F3 0x1703 #define PCI_DEVICE_ID_AMD_LANCE 0x2000 #define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001 -- cgit v1.2.3