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drm/amdgpu: Init compute partition mode for gfx v12_1

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Init compute partition mode for gfx v12_1

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2025-06-12 11:47:58 +08:00 committed by Alex Deucher
parent c58d8a6620
commit bb418f99e6
1 changed files with 28 additions and 6 deletions
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34
drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c
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@ -2454,17 +2454,39 @@ static int gfx_v12_1_xcc_cp_resume(struct amdgpu_device *adev,
static int gfx_v12_1_cp_resume(struct amdgpu_device *adev)
{
int i, r, num_xcc;
int num_xcc, num_xcp, num_xcc_per_xcp;
int r = 0;
num_xcc = NUM_XCC(adev->gfx.xcc_mask);
if (amdgpu_sriov_vf(adev)) {
enum amdgpu_gfx_partition mode;
for (i = 0; i < num_xcc; i++) {
r = gfx_v12_1_xcc_cp_resume(adev, i);
if (r)
return r;
mode = amdgpu_xcp_query_partition_mode(adev->xcp_mgr,
AMDGPU_XCP_FL_NONE);
if (mode == AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE)
return -EINVAL;
if (adev->gfx.funcs &&
adev->gfx.funcs->get_xccs_per_xcp) {
num_xcc_per_xcp = adev->gfx.funcs->get_xccs_per_xcp(adev);
adev->gfx.num_xcc_per_xcp = num_xcc_per_xcp;
num_xcp = num_xcc / num_xcc_per_xcp;
} else {
return -EINVAL;
}
r = amdgpu_xcp_init(adev->xcp_mgr, num_xcp, mode);
} else {
if (amdgpu_xcp_query_partition_mode(adev->xcp_mgr,
AMDGPU_XCP_FL_NONE) ==
AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE)
r = amdgpu_xcp_switch_partition_mode(adev->xcp_mgr,
amdgpu_user_partt_mode);
}
return 0;
if (r)
return r;
return gfx_v12_1_xcc_cp_resume(adev, adev->gfx.xcc_mask);
}
static int gfx_v12_1_gfxhub_enable(struct amdgpu_device *adev)