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drm/amdgpu: Support MES suspend_all_sdma_gangs

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suspend_all_sdma_gangs is supported in new MES firmware for gfx 12.1

Signed-off-by: Amber Lin <Amber.Lin@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michael Chen<michael.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Amber Lin 2026-03-23 14:19:04 -04:00 committed by Alex Deucher
parent c06b6cde2a
commit 36c063e72f
3 changed files with 5 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
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@ -312,6 +312,9 @@ int amdgpu_mes_suspend(struct amdgpu_device *adev, u32 xcc_id)
memset(&input, 0x0, sizeof(struct mes_suspend_gang_input));
input.suspend_all_gangs = 1;
input.xcc_id = xcc_id;
if ((amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(12, 1, 0)) &&
((adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) >= 0x71))
input.suspend_all_sdma_gangs = 1;
/*
* Avoid taking any other locks under MES lock to avoid circular

1
drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h
View File

@ -298,6 +298,7 @@ struct mes_unmap_legacy_queue_input {
struct mes_suspend_gang_input {
uint32_t xcc_id;
bool suspend_all_gangs;
bool suspend_all_sdma_gangs;
uint64_t gang_context_addr;
uint64_t suspend_fence_addr;
uint32_t suspend_fence_value;

1
drivers/gpu/drm/amd/amdgpu/mes_v12_1.c
View File

@ -480,6 +480,7 @@ static int mes_v12_1_suspend_gang(struct amdgpu_mes *mes,
mes_suspend_gang_pkt.header.dwsize = API_FRAME_SIZE_IN_DWORDS;
mes_suspend_gang_pkt.suspend_all_gangs = input->suspend_all_gangs;
mes_suspend_gang_pkt.suspend_all_sdma_gangs = input->suspend_all_sdma_gangs;
mes_suspend_gang_pkt.gang_context_addr = input->gang_context_addr;
mes_suspend_gang_pkt.suspend_fence_addr = input->suspend_fence_addr;
mes_suspend_gang_pkt.suspend_fence_value = input->suspend_fence_value;