linux-kernel - [PATCH 1/1] EDAC/igen6: Add Intel Panther Lake-H SoCs support

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Message-Id: <20241012071439.54165-1-qiuxu.zhuo@intel.com>
Date: Sat, 12 Oct 2024 15:14:39 +0800
From: Qiuxu Zhuo <qiuxu.zhuo@...el.com>
To: Tony Luck <tony.luck@...el.com>
Cc: Lili Li <lili.li@...el.com>,
	Qiuxu Zhuo <qiuxu.zhuo@...el.com>,
	Borislav Petkov <bp@...en8.de>,
	James Morse <james.morse@....com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Robert Richter <rric@...nel.org>,
	linux-edac@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 1/1] EDAC/igen6: Add Intel Panther Lake-H SoCs support

From: Lili Li <lili.li@...el.com>

Panther Lake-H SoCs share same IBECC registers with Meteor Lake-P
SoCs. Add Panther Lake-H SoC compute die IDs for EDAC support.

Signed-off-by: Lili Li <lili.li@...el.com>
Reviewed-by: Qiuxu Zhuo <qiuxu.zhuo@...el.com>
Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@...el.com>
---
Tested this patch on a real Panther Lake-H device.

 drivers/edac/igen6_edac.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/edac/igen6_edac.c b/drivers/edac/igen6_edac.c
index 189a2fc29e74..dd29a8d33b4e 100644
--- a/drivers/edac/igen6_edac.c
+++ b/drivers/edac/igen6_edac.c
@@ -263,6 +263,11 @@ static struct work_struct ecclog_work;
 #define DID_ARL_UH_SKU2	0x7d20
 #define DID_ARL_UH_SKU3	0x7d30
 
+/* Compute die IDs for Panther Lake-H with IBECC */
+#define DID_PTL_H_SKU1	0xb000
+#define DID_PTL_H_SKU2	0xb001
+#define DID_PTL_H_SKU3	0xb002
+
 static int get_mchbar(struct pci_dev *pdev, u64 *mchbar)
 {
 	union  {
@@ -605,6 +610,9 @@ static const struct pci_device_id igen6_pci_tbl[] = {
 	{ PCI_VDEVICE(INTEL, DID_ARL_UH_SKU1), (kernel_ulong_t)&mtl_p_cfg },
 	{ PCI_VDEVICE(INTEL, DID_ARL_UH_SKU2), (kernel_ulong_t)&mtl_p_cfg },
 	{ PCI_VDEVICE(INTEL, DID_ARL_UH_SKU3), (kernel_ulong_t)&mtl_p_cfg },
+	{ PCI_VDEVICE(INTEL, DID_PTL_H_SKU1), (kernel_ulong_t)&mtl_p_cfg },
+	{ PCI_VDEVICE(INTEL, DID_PTL_H_SKU2), (kernel_ulong_t)&mtl_p_cfg },
+	{ PCI_VDEVICE(INTEL, DID_PTL_H_SKU3), (kernel_ulong_t)&mtl_p_cfg },
 	{ },
 };
 MODULE_DEVICE_TABLE(pci, igen6_pci_tbl);

base-commit: 8cf0b93919e13d1e8d4466eb4080a4c4d9d66d7b
-- 
2.17.1