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[v2,1/6] platform/x86/amd/pmc: Send OS_HINT command for AMDI000A platform

Message ID 20231228102104.1785383-2-Shyam-sundar.S-k@amd.com (mailing list archive)
State Accepted, archived
Headers show
Series platform/x86/amd/pmc: Updates to amd-pmc driver | expand

Commit Message

Shyam Sundar S K Dec. 28, 2023, 10:20 a.m. UTC 
To initiate the HW deep state transistion the OS_HINT command has to be
sent the PMFW. Add this support to the platforms that has AMDI000A
support.

Signed-off-by: Sanket Goswami <Sanket.Goswami@amd.com>
Signed-off-by: Shyam Sundar S K <Shyam-sundar.S-k@amd.com>
---
 drivers/platform/x86/amd/pmc/pmc.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/platform/x86/amd/pmc/pmc.c b/drivers/platform/x86/amd/pmc/pmc.c
index c3104714b480..bad95d3ce2a1 100644
--- a/drivers/platform/x86/amd/pmc/pmc.c
+++ b/drivers/platform/x86/amd/pmc/pmc.c
@@ -761,6 +761,7 @@  static int amd_pmc_get_os_hint(struct amd_pmc_dev *dev)
 	case AMD_CPU_ID_YC:
 	case AMD_CPU_ID_CB:
 	case AMD_CPU_ID_PS:
+	case PCI_DEVICE_ID_AMD_1AH_M20H_ROOT:
 		return MSG_OS_HINT_RN;
 	}
 	return -EINVAL;