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EDAC, ie31200: Add Intel Kaby Lake CPU support

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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>
This commit is contained in:
Jason Baron 2017-05-26 14:34:43 -04:00 committed by Borislav Petkov
parent 8b9afe5946
commit 7103de0e58
1 changed files with 12 additions and 1 deletions
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13
drivers/edac/ie31200_edac.c
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@ -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");
@ -559,6 +567,9 @@ 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. */