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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Feb 2025 08:19:16.3402 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 369bff48-6199-4cc8-7ed9-08dd4f2bc514 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: MWH0EPF000989E8.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ2PR12MB8160 Some of the AMD platforms do not support modern standby, so when such CPU ID is detected, a warning message will be displayed to the user. Co-developed-by: Sanket Goswami Signed-off-by: Sanket Goswami Signed-off-by: Shyam Sundar S K Reviewed-by: Mario Limonciello --- drivers/platform/x86/amd/pmc/pmc.c | 3 ++- drivers/platform/x86/amd/pmc/pmc.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/platform/x86/amd/pmc/pmc.c b/drivers/platform/x86/amd/pmc/pmc.c index e6124498b195..c7c7afb8a431 100644 --- a/drivers/platform/x86/amd/pmc/pmc.c +++ b/drivers/platform/x86/amd/pmc/pmc.c @@ -808,6 +808,7 @@ static const struct pci_device_id pmc_pci_ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_PCO) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_RV) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_SP) }, + { PCI_DEVICE(PCI_VENDOR_ID_AMD, AMD_CPU_ID_SHP) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M20H_ROOT) }, { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_1AH_M60H_ROOT) }, { } @@ -832,7 +833,7 @@ static int amd_pmc_probe(struct platform_device *pdev) dev->cpu_id = rdev->device; - if (dev->cpu_id == AMD_CPU_ID_SP) { + if (dev->cpu_id == AMD_CPU_ID_SP || dev->cpu_id == AMD_CPU_ID_SHP) { dev_warn_once(dev->dev, "S0i3 is not supported on this hardware\n"); err = -ENODEV; goto err_pci_dev_put; diff --git a/drivers/platform/x86/amd/pmc/pmc.h b/drivers/platform/x86/amd/pmc/pmc.h index f43f0253b0f5..8f39988ce7a3 100644 --- a/drivers/platform/x86/amd/pmc/pmc.h +++ b/drivers/platform/x86/amd/pmc/pmc.h @@ -79,6 +79,7 @@ void amd_mp2_stb_deinit(struct amd_pmc_dev *dev); #define AMD_CPU_ID_CB 0x14D8 #define AMD_CPU_ID_PS 0x14E8 #define AMD_CPU_ID_SP 0x14A4 +#define AMD_CPU_ID_SHP 0x153A #define PCI_DEVICE_ID_AMD_1AH_M20H_ROOT 0x1507 #define PCI_DEVICE_ID_AMD_1AH_M60H_ROOT 0x1122 #define PCI_DEVICE_ID_AMD_MP2_STB 0x172c