As far as the number of XCCs, the number of compute partitions, and the number of memory partitions qualify, CPX is valid.
Change-Id: I65696f25e2afd75f2f4a177dabc0991b15293d9a Signed-off-by: Amber Lin <[email protected]> --- drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c b/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c index e157d6d857b6..2753f282e42d 100644 --- a/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c +++ b/drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c @@ -559,8 +559,11 @@ static bool __aqua_vanjaram_is_valid_mode(struct amdgpu_xcp_mgr *xcp_mgr, adev->gmc.num_mem_partitions == 4) && (num_xccs_per_xcp >= 2); case AMDGPU_CPX_PARTITION_MODE: + /* (num_xcc > 1) because 1 XCC is considered SPX, not CPX. + * (num_xcc % adev->gmc.num_mem_partitions) == 0 because + * num_compute_partitions can't be less than num_mem_partitions + */ return ((num_xcc > 1) && - (adev->gmc.num_mem_partitions == 1 || adev->gmc.num_mem_partitions == 4) && (num_xcc % adev->gmc.num_mem_partitions) == 0); default: return false; -- 2.34.1
