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authorJason Baron <jbaron@akamai.com>2017-05-26 14:34:43 -0400
committerBorislav Petkov <bp@suse.de>2017-05-28 19:29:40 +0200
commit7103de0e5872605d34e951fd03c30fe7d87ea703 (patch)
tree689da7f6c4aed6d8189199a2e7f6b5cb65e7a520 /drivers
parent8b9afe59465debe2b1bdba422caa54029a79aec2 (diff)
downloadlinux-7103de0e5872605d34e951fd03c30fe7d87ea703.tar.bz2
EDAC, ie31200: Add Intel Kaby Lake CPU support
Kaby Lake seems to work just like Skylake. Reported-and-tested-by: Doug Thompson <bc.tdw@recursor.net> Signed-off-by: Jason Baron <jbaron@akamai.com> Cc: Mauro Carvalho Chehab <mchehab@kernel.org> Cc: Tony Luck <tony.luck@intel.com Cc: linux-edac <linux-edac@vger.kernel.org> Link: http://lkml.kernel.org/r/1495823683-32569-1-git-send-email-jbaron@akamai.com Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/edac/ie31200_edac.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/edac/ie31200_edac.c b/drivers/edac/ie31200_edac.c
index 2733fb5938a4..4260579e6901 100644
--- a/drivers/edac/ie31200_edac.c
+++ b/drivers/edac/ie31200_edac.c
@@ -18,10 +18,12 @@
* 0c04: Xeon E3-1200 v3/4th Gen Core Processor DRAM Controller
* 0c08: Xeon E3-1200 v3 Processor DRAM Controller
* 1918: Xeon E3-1200 v5 Skylake Host Bridge/DRAM Registers
+ * 5918: Xeon E3-1200 Xeon E3-1200 v6/7th Gen Core Processor Host Bridge/DRAM Registers
*
* Based on Intel specification:
* http://www.intel.com/content/dam/www/public/us/en/documents/datasheets/xeon-e3-1200v3-vol-2-datasheet.pdf
* http://www.intel.com/content/www/us/en/processors/xeon/xeon-e3-1200-family-vol-2-datasheet.html
+ * http://www.intel.com/content/www/us/en/processors/core/7th-gen-core-family-mobile-h-processor-lines-datasheet-vol-2.html
*
* According to the above datasheet (p.16):
* "
@@ -57,6 +59,7 @@
#define PCI_DEVICE_ID_INTEL_IE31200_HB_6 0x0c04
#define PCI_DEVICE_ID_INTEL_IE31200_HB_7 0x0c08
#define PCI_DEVICE_ID_INTEL_IE31200_HB_8 0x1918
+#define PCI_DEVICE_ID_INTEL_IE31200_HB_9 0x5918
#define IE31200_DIMMS 4
#define IE31200_RANKS 8
@@ -376,7 +379,12 @@ static int ie31200_probe1(struct pci_dev *pdev, int dev_idx)
void __iomem *window;
struct ie31200_priv *priv;
u32 addr_decode, mad_offset;
- bool skl = (pdev->device == PCI_DEVICE_ID_INTEL_IE31200_HB_8);
+
+ /*
+ * Kaby Lake seems to work like Skylake. Please re-visit this logic
+ * when adding new CPU support.
+ */
+ bool skl = (pdev->device >= PCI_DEVICE_ID_INTEL_IE31200_HB_8);
edac_dbg(0, "MC:\n");
@@ -560,6 +568,9 @@ static const struct pci_device_id ie31200_pci_tbl[] = {
PCI_VEND_DEV(INTEL, IE31200_HB_8), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
IE31200},
{
+ PCI_VEND_DEV(INTEL, IE31200_HB_9), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ IE31200},
+ {
0,
} /* 0 terminated list. */
};