Merge tag 'amd64-edac-updates-for-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp

Pull AMD64 EDAC fixes from Borislav Petkov:
 "A bunch of fixes/updates for the AMD side of EDAC including

   * MCE decoding updates
   * tree-wide EDAC sweep making pci_device_ids __devinitconst
   * Scrub rate API correction
   * two amd64_edac corrections for K8 boxes and sysfs csrow nodes"

* tag 'amd64-edac-updates-for-3.4' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp:
  MCE, AMD: Constify error tables
  MCE, AMD: Correct bank 5 error signatures
  MCE, AMD: Rework NB MCE signatures
  MCE, AMD: Correct VB data error description
  MCE, AMD: Correct ucode patch buffer description
  MCE, AMD: Correct some MC0 error types
  EDAC: Make pci_device_id tables __devinitconst.
  EDAC: Correct scrub rate API
  amd64_edac: Fix K8 revD and later chip select sizes
  amd64_edac: Fix missing csrows sysfs nodes

21 files changed, 125 insertions, 184 deletions

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index c9eee6d33e9..7ef73c919c5 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -1132,12 +1132,36 @@ static int k8_dbam_to_chip_select(struct amd64_pvt *pvt, u8 dct,
 		return ddr2_cs_size(cs_mode, dclr & WIDTH_128);
 	}
 	else if (pvt->ext_model >= K8_REV_D) {
+		unsigned diff;
 		WARN_ON(cs_mode > 10);
 
-		if (cs_mode == 3 || cs_mode == 8)
-			return 32 << (cs_mode - 1);
-		else
-			return 32 << cs_mode;
+		/*
+		 * the below calculation, besides trying to win an obfuscated C
+		 * contest, maps cs_mode values to DIMM chip select sizes. The
+		 * mappings are:
+		 *
+		 * cs_mode	CS size (mb)
+		 * =======	============
+		 * 0		32
+		 * 1		64
+		 * 2		128
+		 * 3		128
+		 * 4		256
+		 * 5		512
+		 * 6		256
+		 * 7		512
+		 * 8		1024
+		 * 9		1024
+		 * 10		2048
+		 *
+		 * Basically, it calculates a value with which to shift the
+		 * smallest CS size of 32MB.
+		 *
+		 * ddr[23]_cs_size have a similar purpose.
+		 */
+		diff = cs_mode/3 + (unsigned)(cs_mode > 5);
+
+		return 32 << (cs_mode - diff);
 	}
 	else {
 		WARN_ON(cs_mode > 6);
@@ -2133,6 +2157,7 @@ static void read_mc_regs(struct amd64_pvt *pvt)
 static u32 amd64_csrow_nr_pages(struct amd64_pvt *pvt, u8 dct, int csrow_nr)
 {
 	u32 cs_mode, nr_pages;
+	u32 dbam = dct ? pvt->dbam1 : pvt->dbam0;
 
 	/*
 	 * The math on this doesn't look right on the surface because x/2*4 can
@@ -2141,16 +2166,10 @@ static u32 amd64_csrow_nr_pages(struct amd64_pvt *pvt, u8 dct, int csrow_nr)
 	 * number of bits to shift the DBAM register to extract the proper CSROW
 	 * field.
 	 */
-	cs_mode = (pvt->dbam0 >> ((csrow_nr / 2) * 4)) & 0xF;
+	cs_mode =  (dbam >> ((csrow_nr / 2) * 4)) & 0xF;
 
 	nr_pages = pvt->ops->dbam_to_cs(pvt, dct, cs_mode) << (20 - PAGE_SHIFT);
 
-	/*
-	 * If dual channel then double the memory size of single channel.
-	 * Channel count is 1 or 2
-	 */
-	nr_pages <<= (pvt->channel_count - 1);
-
 	debugf0("  (csrow=%d) DBAM map index= %d\n", csrow_nr, cs_mode);
 	debugf0("    nr_pages= %u  channel-count = %d\n",
 		nr_pages, pvt->channel_count);
@@ -2181,7 +2200,7 @@ static int init_csrows(struct mem_ctl_info *mci)
 	for_each_chip_select(i, 0, pvt) {
 		csrow = &mci->csrows[i];
 
-		if (!csrow_enabled(i, 0, pvt)) {
+		if (!csrow_enabled(i, 0, pvt) && !csrow_enabled(i, 1, pvt)) {
 			debugf1("----CSROW %d EMPTY for node %d\n", i,
 				pvt->mc_node_id);
 			continue;
@@ -2191,7 +2210,10 @@ static int init_csrows(struct mem_ctl_info *mci)
 			i, pvt->mc_node_id);
 
 		empty = 0;
-		csrow->nr_pages = amd64_csrow_nr_pages(pvt, 0, i);
+		if (csrow_enabled(i, 0, pvt))
+			csrow->nr_pages = amd64_csrow_nr_pages(pvt, 0, i);
+		if (csrow_enabled(i, 1, pvt))
+			csrow->nr_pages += amd64_csrow_nr_pages(pvt, 1, i);
 		find_csrow_limits(mci, i, &input_addr_min, &input_addr_max);
 		sys_addr = input_addr_to_sys_addr(mci, input_addr_min);
 		csrow->first_page = (u32) (sys_addr >> PAGE_SHIFT);
@@ -2685,7 +2707,7 @@ static void __devexit amd64_remove_one_instance(struct pci_dev *pdev)
  * PCI core identifies what devices are on a system during boot, and then
  * inquiry this table to see if this driver is for a given device found.
  */
-static const struct pci_device_id amd64_pci_table[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(amd64_pci_table) = {
 	{
 		.vendor		= PCI_VENDOR_ID_AMD,
 		.device		= PCI_DEVICE_ID_AMD_K8_NB_MEMCTL,
diff --git a/drivers/edac/amd76x_edac.c b/drivers/edac/amd76x_edac.c
index e47e73bbbcc..f8fd3c807bd 100644
--- a/drivers/edac/amd76x_edac.c
+++ b/drivers/edac/amd76x_edac.c
@@ -321,7 +321,7 @@ static void __devexit amd76x_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id amd76x_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(amd76x_pci_tbl) = {
 	{
 	 PCI_VEND_DEV(AMD, FE_GATE_700C), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 	 AMD762},
diff --git a/drivers/edac/e752x_edac.c b/drivers/edac/e752x_edac.c
index 1af531a11d2..41223261ede 100644
--- a/drivers/edac/e752x_edac.c
+++ b/drivers/edac/e752x_edac.c
@@ -1380,7 +1380,7 @@ static void __devexit e752x_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id e752x_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(e752x_pci_tbl) = {
 	{
 	 PCI_VEND_DEV(INTEL, 7520_0), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 	 E7520},
diff --git a/drivers/edac/e7xxx_edac.c b/drivers/edac/e7xxx_edac.c
index 6ffb6d23281..68dea87b72e 100644
--- a/drivers/edac/e7xxx_edac.c
+++ b/drivers/edac/e7xxx_edac.c
@@ -525,7 +525,7 @@ static void __devexit e7xxx_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id e7xxx_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(e7xxx_pci_tbl) = {
 	{
 	 PCI_VEND_DEV(INTEL, 7205_0), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 	 E7205},
diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
index d56e63477d5..e9a28f576d1 100644
--- a/drivers/edac/edac_mc_sysfs.c
+++ b/drivers/edac/edac_mc_sysfs.c
@@ -452,7 +452,7 @@ static ssize_t mci_sdram_scrub_rate_store(struct mem_ctl_info *mci,
 	int new_bw = 0;
 
 	if (!mci->set_sdram_scrub_rate)
-		return -EINVAL;
+		return -ENODEV;
 
 	if (strict_strtoul(data, 10, &bandwidth) < 0)
 		return -EINVAL;
@@ -475,7 +475,7 @@ static ssize_t mci_sdram_scrub_rate_show(struct mem_ctl_info *mci, char *data)
 	int bandwidth = 0;
 
 	if (!mci->get_sdram_scrub_rate)
-		return -EINVAL;
+		return -ENODEV;
 
 	bandwidth = mci->get_sdram_scrub_rate(mci);
 	if (bandwidth < 0) {
diff --git a/drivers/edac/i3000_edac.c b/drivers/edac/i3000_edac.c
index c0510b3d703..277689a6884 100644
--- a/drivers/edac/i3000_edac.c
+++ b/drivers/edac/i3000_edac.c
@@ -470,7 +470,7 @@ static void __devexit i3000_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id i3000_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i3000_pci_tbl) = {
 	{
 	 PCI_VEND_DEV(INTEL, 3000_HB), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 	 I3000},
diff --git a/drivers/edac/i3200_edac.c b/drivers/edac/i3200_edac.c
index 73f55e2008c..046808c6357 100644
--- a/drivers/edac/i3200_edac.c
+++ b/drivers/edac/i3200_edac.c
@@ -445,7 +445,7 @@ static void __devexit i3200_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id i3200_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i3200_pci_tbl) = {
 	{
 		PCI_VEND_DEV(INTEL, 3200_HB), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		I3200},
diff --git a/drivers/edac/i5000_edac.c b/drivers/edac/i5000_edac.c
index 4dc3ac25a42..a2680d8e744 100644
--- a/drivers/edac/i5000_edac.c
+++ b/drivers/edac/i5000_edac.c
@@ -1516,7 +1516,7 @@ static void __devexit i5000_remove_one(struct pci_dev *pdev)
  *
  *	The "E500P" device is the first device supported.
  */
-static const struct pci_device_id i5000_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i5000_pci_tbl) = {
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I5000_DEV16),
 	 .driver_data = I5000P},
 
diff --git a/drivers/edac/i5100_edac.c b/drivers/edac/i5100_edac.c
index bcbdeeca48b..2e23547b2f2 100644
--- a/drivers/edac/i5100_edac.c
+++ b/drivers/edac/i5100_edac.c
@@ -1051,7 +1051,7 @@ static void __devexit i5100_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id i5100_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i5100_pci_tbl) = {
 	/* Device 16, Function 0, Channel 0 Memory Map, Error Flag/Mask, ... */
 	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5100_16) },
 	{ 0, }
diff --git a/drivers/edac/i5400_edac.c b/drivers/edac/i5400_edac.c
index 74d6ec342af..67ec9626a33 100644
--- a/drivers/edac/i5400_edac.c
+++ b/drivers/edac/i5400_edac.c
@@ -1383,7 +1383,7 @@ static void __devexit i5400_remove_one(struct pci_dev *pdev)
  *
  *	The "E500P" device is the first device supported.
  */
-static const struct pci_device_id i5400_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i5400_pci_tbl) = {
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_5400_ERR)},
 	{0,}			/* 0 terminated list. */
 };
diff --git a/drivers/edac/i7300_edac.c b/drivers/edac/i7300_edac.c
index 6104dba380b..3bafa3bca14 100644
--- a/drivers/edac/i7300_edac.c
+++ b/drivers/edac/i7300_edac.c
@@ -1192,7 +1192,7 @@ static void __devexit i7300_remove_one(struct pci_dev *pdev)
  *
  * Has only 8086:360c PCI ID
  */
-static const struct pci_device_id i7300_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i7300_pci_tbl) = {
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_I7300_MCH_ERR)},
 	{0,}			/* 0 terminated list. */
 };
diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index 8568d9b6187..85226ccf529 100644
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -391,7 +391,7 @@ static const struct pci_id_table pci_dev_table[] = {
 /*
  *	pci_device_id	table for which devices we are looking for
  */
-static const struct pci_device_id i7core_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i7core_pci_tbl) = {
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_X58_HUB_MGMT)},
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_LYNNFIELD_QPI_LINK0)},
 	{0,}			/* 0 terminated list. */
diff --git a/drivers/edac/i82443bxgx_edac.c b/drivers/edac/i82443bxgx_edac.c
index 4329d39f902..3bf2b2f490e 100644
--- a/drivers/edac/i82443bxgx_edac.c
+++ b/drivers/edac/i82443bxgx_edac.c
@@ -380,7 +380,7 @@ static void __devexit i82443bxgx_edacmc_remove_one(struct pci_dev *pdev)
 
 EXPORT_SYMBOL_GPL(i82443bxgx_edacmc_remove_one);
 
-static const struct pci_device_id i82443bxgx_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i82443bxgx_pci_tbl) = {
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_0)},
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443BX_2)},
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443GX_0)},
diff --git a/drivers/edac/i82860_edac.c b/drivers/edac/i82860_edac.c
index 931a0577504..c779092d18d 100644
--- a/drivers/edac/i82860_edac.c
+++ b/drivers/edac/i82860_edac.c
@@ -270,7 +270,7 @@ static void __devexit i82860_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id i82860_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i82860_pci_tbl) = {
 	{
 	 PCI_VEND_DEV(INTEL, 82860_0), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 	 I82860},
diff --git a/drivers/edac/i82875p_edac.c b/drivers/edac/i82875p_edac.c
index 33864c63c68..10f15d85fb5 100644
--- a/drivers/edac/i82875p_edac.c
+++ b/drivers/edac/i82875p_edac.c
@@ -511,7 +511,7 @@ static void __devexit i82875p_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id i82875p_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i82875p_pci_tbl) = {
 	{
 	 PCI_VEND_DEV(INTEL, 82875_0), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 	 I82875P},
diff --git a/drivers/edac/i82975x_edac.c b/drivers/edac/i82975x_edac.c
index 4184e0171f0..0cd8368f88f 100644
--- a/drivers/edac/i82975x_edac.c
+++ b/drivers/edac/i82975x_edac.c
@@ -612,7 +612,7 @@ static void __devexit i82975x_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id i82975x_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(i82975x_pci_tbl) = {
 	{
 		PCI_VEND_DEV(INTEL, 82975_0), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		I82975X
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
index bd926ea2e00..36e1486eb9a 100644
--- a/drivers/edac/mce_amd.c
+++ b/drivers/edac/mce_amd.c
@@ -39,42 +39,31 @@ EXPORT_SYMBOL_GPL(amd_unregister_ecc_decoder);
  */
 
 /* transaction type */
-const char *tt_msgs[] = { "INSN", "DATA", "GEN", "RESV" };
+const char * const tt_msgs[] = { "INSN", "DATA", "GEN", "RESV" };
 EXPORT_SYMBOL_GPL(tt_msgs);
 
 /* cache level */
-const char *ll_msgs[] = { "RESV", "L1", "L2", "L3/GEN" };
+const char * const ll_msgs[] = { "RESV", "L1", "L2", "L3/GEN" };
 EXPORT_SYMBOL_GPL(ll_msgs);
 
 /* memory transaction type */
-const char *rrrr_msgs[] = {
+const char * const rrrr_msgs[] = {
        "GEN", "RD", "WR", "DRD", "DWR", "IRD", "PRF", "EV", "SNP"
 };
 EXPORT_SYMBOL_GPL(rrrr_msgs);
 
 /* participating processor */
-const char *pp_msgs[] = { "SRC", "RES", "OBS", "GEN" };
+const char * const pp_msgs[] = { "SRC", "RES", "OBS", "GEN" };
 EXPORT_SYMBOL_GPL(pp_msgs);
 
 /* request timeout */
-const char *to_msgs[] = { "no timeout",	"timed out" };
+const char * const to_msgs[] = { "no timeout", "timed out" };
 EXPORT_SYMBOL_GPL(to_msgs);
 
 /* memory or i/o */
-const char *ii_msgs[] = { "MEM", "RESV", "IO", "GEN" };
+const char * const ii_msgs[] = { "MEM", "RESV", "IO", "GEN" };
 EXPORT_SYMBOL_GPL(ii_msgs);
 
-static const char *f10h_nb_mce_desc[] = {
-	"HT link data error",
-	"Protocol error (link, L3, probe filter, etc.)",
-	"Parity error in NB-internal arrays",
-	"Link Retry due to IO link transmission error",
-	"L3 ECC data cache error",
-	"ECC error in L3 cache tag",
-	"L3 LRU parity bits error",
-	"ECC Error in the Probe Filter directory"
-};
-
 static const char * const f15h_ic_mce_desc[] = {
 	"UC during a demand linefill from L2",
 	"Parity error during data load from IC",
@@ -88,7 +77,7 @@ static const char * const f15h_ic_mce_desc[] = {
 	"Parity error for IC probe tag valid bit",
 	"PFB non-cacheable bit parity error",
 	"PFB valid bit parity error",			/* xec = 0xd */
-	"patch RAM",					/* xec = 010 */
+	"Microcode Patch Buffer",			/* xec = 010 */
 	"uop queue",
 	"insn buffer",
 	"predecode buffer",
@@ -104,7 +93,7 @@ static const char * const f15h_cu_mce_desc[] = {
 	"WCC Tag ECC error",
 	"WCC Data ECC error",
 	"WCB Data parity error",
-	"VB Data/ECC error",
+	"VB Data ECC or parity error",
 	"L2 Tag ECC error",				/* xec = 0x10 */
 	"Hard L2 Tag ECC error",
 	"Multiple hits on L2 tag",
@@ -112,6 +101,28 @@ static const char * const f15h_cu_mce_desc[] = {
 	"PRB address parity error"
 };
 
+static const char * const nb_mce_desc[] = {
+	"DRAM ECC error detected on the NB",
+	"CRC error detected on HT link",
+	"Link-defined sync error packets detected on HT link",
+	"HT Master abort",
+	"HT Target abort",
+	"Invalid GART PTE entry during GART table walk",
+	"Unsupported atomic RMW received from an IO link",
+	"Watchdog timeout due to lack of progress",
+	"DRAM ECC error detected on the NB",
+	"SVM DMA Exclusion Vector error",
+	"HT data error detected on link",
+	"Protocol error (link, L3, probe filter)",
+	"NB internal arrays parity error",
+	"DRAM addr/ctl signals parity error",
+	"IO link transmission error",
+	"L3 data cache ECC error",			/* xec = 0x1c */
+	"L3 cache tag error",
+	"L3 LRU parity bits error",
+	"ECC Error in the Probe Filter directory"
+};
+
 static const char * const fr_ex_mce_desc[] = {
 	"CPU Watchdog timer expire",
 	"Wakeup array dest tag",
@@ -125,7 +136,7 @@ static const char * const fr_ex_mce_desc[] = {
 	"Physical register file AG0 port",
 	"Physical register file AG1 port",
 	"Flag register file",
-	"DE correctable error could not be corrected"
+	"DE error occurred"
 };
 
 static bool f12h_dc_mce(u16 ec, u8 xec)
@@ -255,10 +266,9 @@ static bool f15h_dc_mce(u16 ec, u8 xec)
 	} else if (BUS_ERROR(ec)) {
 
 		if (!xec)
-			pr_cont("during system linefill.\n");
+			pr_cont("System Read Data Error.\n");
 		else
-			pr_cont(" Internal %s condition.\n",
-				((xec == 1) ? "livelock" : "deadlock"));
+			pr_cont(" Internal error condition type %d.\n", xec);
 	} else
 		ret = false;
 
@@ -355,7 +365,11 @@ static bool f15h_ic_mce(u16 ec, u8 xec)
 		pr_cont("%s.\n", f15h_ic_mce_desc[xec-2]);
 		break;
 
-	case 0x10 ... 0x14:
+	case 0x10:
+		pr_cont("%s.\n", f15h_ic_mce_desc[xec-4]);
+		break;
+
+	case 0x11 ... 0x14:
 		pr_cont("Decoder %s parity error.\n", f15h_ic_mce_desc[xec-4]);
 		break;
 
@@ -496,58 +510,31 @@ wrong_ls_mce:
 	pr_emerg(HW_ERR "Corrupted LS MCE info?\n");
 }
 
-static bool k8_nb_mce(u16 ec, u8 xec)
+void amd_decode_nb_mce(struct mce *m)
 {
-	bool ret = true;
-
-	switch (xec) {
-	case 0x1:
-		pr_cont("CRC error detected on HT link.\n");
-		break;
-
-	case 0x5:
-		pr_cont("Invalid GART PTE entry during GART table walk.\n");
-		break;
-
-	case 0x6:
-		pr_cont("Unsupported atomic RMW received from an IO link.\n");
-		break;
-
-	case 0x0:
-	case 0x8:
-		if (boot_cpu_data.x86 == 0x11)
-			return false;
-
-		pr_cont("DRAM ECC error detected on the NB.\n");
-		break;
-
-	case 0xd:
-		pr_cont("Parity error on the DRAM addr/ctl signals.\n");
-		break;
-
-	default:
-		ret = false;
-		break;
-	}
+	struct cpuinfo_x86 *c = &boot_cpu_data;
+	int node_id = amd_get_nb_id(m->extcpu);
+	u16 ec = EC(m->status);
+	u8 xec = XEC(m->status, 0x1f);
+	u8 offset = 0;
 
-	return ret;
-}
+	pr_emerg(HW_ERR "Northbridge Error (node %d): ", node_id);
 
-static bool f10h_nb_mce(u16 ec, u8 xec)
-{
-	bool ret = true;
-	u8 offset = 0;
+	switch (xec) {
+	case 0x0 ... 0xe:
 
-	if (k8_nb_mce(ec, xec))
-		return true;
+		/* special handling for DRAM ECCs */
+		if (xec == 0x0 || xec == 0x8) {
+			/* no ECCs on F11h */
+			if (c->x86 == 0x11)
+				goto wrong_nb_mce;
 
-	switch(xec) {
-	case 0xa ... 0xc:
-		offset = 10;
-		break;
+			pr_cont("%s.\n", nb_mce_desc[xec]);
 
-	case 0xe:
-		offset = 11;
+			if (nb_bus_decoder)
+				nb_bus_decoder(node_id, m);
+			return;
+		}
 		break;
 
 	case 0xf:
@@ -556,83 +543,25 @@ static bool f10h_nb_mce(u16 ec, u8 xec)
 		else if (BUS_ERROR(ec))
 			pr_cont("DMA Exclusion Vector Table Walk error.\n");
 		else
-			ret = false;
-
-		goto out;
-		break;
+			goto wrong_nb_mce;
+		return;
 
 	case 0x19:
 		if (boot_cpu_data.x86 == 0x15)
 			pr_cont("Compute Unit Data Error.\n");
 		else
-			ret = false;
-
-		goto out;
-		break;
+			goto wrong_nb_mce;
+		return;
 
 	case 0x1c ... 0x1f:
-		offset = 24;
+		offset = 13;
 		break;
 
 	default:
-		ret = false;
-
-		goto out;
-		break;
-	}
-
-	pr_cont("%s.\n", f10h_nb_mce_desc[xec - offset]);
-
-out:
-	return ret;
-}
-
-static bool nb_noop_mce(u16 ec, u8 xec)
-{
-	return false;
-}
-
-void amd_decode_nb_mce(struct mce *m)
-{
-	struct cpuinfo_x86 *c = &boot_cpu_data;
-	int node_id = amd_get_nb_id(m->extcpu);
-	u16 ec = EC(m->status);
-	u8 xec = XEC(m->status, 0x1f);
-
-	pr_emerg(HW_ERR "Northbridge Error (node %d): ", node_id);
-
-	switch (xec) {
-	case 0x2:
-		pr_cont("Sync error (sync packets on HT link detected).\n");
-		return;
-
-	case 0x3:
-		pr_cont("HT Master abort.\n");
-		return;
-
-	case 0x4:
-		pr_cont("HT Target abort.\n");
-		return;
-
-	case 0x7:
-		pr_cont("NB Watchdog timeout.\n");
-		return;
-
-	case 0x9:
-		pr_cont("SVM DMA Exclusion Vector error.\n");
-		return;
-
-	default:
-		break;
-	}
-
-	if (!fam_ops->nb_mce(ec, xec))
 		goto wrong_nb_mce;
+	}
 
-	if (c->x86 == 0xf || c->x86 == 0x10 || c->x86 == 0x15)
-		if ((xec == 0x8 || xec == 0x0) && nb_bus_decoder)
-			nb_bus_decoder(node_id, m);
-
+	pr_cont("%s.\n", nb_mce_desc[xec - offset]);
 	return;
 
 wrong_nb_mce:
@@ -648,9 +577,6 @@ static void amd_decode_fr_mce(struct mce *m)
 	if (c->x86 == 0xf || c->x86 == 0x11)
 		goto wrong_fr_mce;
 
-	if (c->x86 != 0x15 && xec != 0x0)
-		goto wrong_fr_mce;
-
 	pr_emerg(HW_ERR "%s Error: ",
 		 (c->x86 == 0x15 ? "Execution Unit" : "FIROB"));
 
@@ -841,39 +767,33 @@ static int __init mce_amd_init(void)
 	case 0xf:
 		fam_ops->dc_mce = k8_dc_mce;
 		fam_ops->ic_mce = k8_ic_mce;
-		fam_ops->nb_mce = k8_nb_mce;
 		break;
 
 	case 0x10:
 		fam_ops->dc_mce = f10h_dc_mce;
 		fam_ops->ic_mce = k8_ic_mce;
-		fam_ops->nb_mce = f10h_nb_mce;
 		break;
 
 	case 0x11:
 		fam_ops->dc_mce = k8_dc_mce;
 		fam_ops->ic_mce = k8_ic_mce;
-		fam_ops->nb_mce = f10h_nb_mce;
 		break;
 
 	case 0x12:
 		fam_ops->dc_mce = f12h_dc_mce;
 		fam_ops->ic_mce = k8_ic_mce;
-		fam_ops->nb_mce = nb_noop_mce;
 		break;
 
 	case 0x14:
 		nb_err_cpumask  = 0x3;
 		fam_ops->dc_mce = f14h_dc_mce;
 		fam_ops->ic_mce = f14h_ic_mce;
-		fam_ops->nb_mce = nb_noop_mce;
 		break;
 
 	case 0x15:
 		xec_mask = 0x1f;
 		fam_ops->dc_mce = f15h_dc_mce;
 		fam_ops->ic_mce = f15h_ic_mce;
-		fam_ops->nb_mce = f10h_nb_mce;
 		break;
 
 	default:
diff --git a/drivers/edac/mce_amd.h b/drivers/edac/mce_amd.h
index 0106747e240..c6074c5cd1e 100644
--- a/drivers/edac/mce_amd.h
+++ b/drivers/edac/mce_amd.h
@@ -69,12 +69,12 @@ enum rrrr_ids {
 	R4_SNOOP,
 };
 
-extern const char *tt_msgs[];
-extern const char *ll_msgs[];
-extern const char *rrrr_msgs[];
-extern const char *pp_msgs[];
-extern const char *to_msgs[];
-extern const char *ii_msgs[];
+extern const char * const tt_msgs[];
+extern const char * const ll_msgs[];
+extern const char * const rrrr_msgs[];
+extern const char * const pp_msgs[];
+extern const char * const to_msgs[];
+extern const char * const ii_msgs[];
 
 /*
  * per-family decoder ops
@@ -82,7 +82,6 @@ extern const char *ii_msgs[];
 struct amd_decoder_ops {
 	bool (*dc_mce)(u16, u8);
 	bool (*ic_mce)(u16, u8);
-	bool (*nb_mce)(u16, u8);
 };
 
 void amd_report_gart_errors(bool);
diff --git a/drivers/edac/r82600_edac.c b/drivers/edac/r82600_edac.c
index e294e1b3616..6d908ad72d6 100644
--- a/drivers/edac/r82600_edac.c
+++ b/drivers/edac/r82600_edac.c
@@ -373,7 +373,7 @@ static void __devexit r82600_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id r82600_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(r82600_pci_tbl) = {
 	{
 	 PCI_DEVICE(PCI_VENDOR_ID_RADISYS, R82600_BRIDGE_ID)
 	 },
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
index 1dc118d83cc..3a605f77771 100644
--- a/drivers/edac/sb_edac.c
+++ b/drivers/edac/sb_edac.c
@@ -367,7 +367,7 @@ static const struct pci_id_table pci_dev_descr_sbridge_table[] = {
 /*
  *	pci_device_id	table for which devices we are looking for
  */
-static const struct pci_device_id sbridge_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(sbridge_pci_tbl) = {
 	{PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SBRIDGE_IMC_TA)},
 	{0,}			/* 0 terminated list. */
 };
diff --git a/drivers/edac/x38_edac.c b/drivers/edac/x38_edac.c
index b6f47de152f..a438297389e 100644
--- a/drivers/edac/x38_edac.c
+++ b/drivers/edac/x38_edac.c
@@ -440,7 +440,7 @@ static void __devexit x38_remove_one(struct pci_dev *pdev)
 	edac_mc_free(mci);
 }
 
-static const struct pci_device_id x38_pci_tbl[] __devinitdata = {
+static DEFINE_PCI_DEVICE_TABLE(x38_pci_tbl) = {
 	{
 	 PCI_VEND_DEV(INTEL, X38_HB), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 	 X38},