From: Philip Yang Date: Sat, 4 Mar 2023 00:45:45 +0000 (-0500) Subject: drm/amdgpu: Add xcp manager num_xcp_per_mem_partition X-Git-Tag: v6.6.7~2401^2~12^2~325 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d26ea1b346e71c07aa00956c32fe2d2dbec068ec;p=platform%2Fkernel%2Flinux-starfive.git drm/amdgpu: Add xcp manager num_xcp_per_mem_partition Used by KFD to check memory limit accounting. Signed-off-by: Philip Yang Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c index 9b960ba..f2981d2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c @@ -156,6 +156,7 @@ int amdgpu_xcp_init(struct amdgpu_xcp_mgr *xcp_mgr, int num_xcps, int mode) xcp_mgr->num_xcps = num_xcps; amdgpu_xcp_update_partition_sched_list(adev); + xcp_mgr->num_xcp_per_mem_partition = num_xcps / xcp_mgr->adev->gmc.num_mem_partitions; return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h index 39aca87..68b63b9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h @@ -83,6 +83,9 @@ struct amdgpu_xcp_mgr { struct amdgpu_xcp xcp[MAX_XCP]; uint8_t num_xcps; int8_t mode; + + /* Used to determine KFD memory size limits per XCP */ + unsigned int num_xcp_per_mem_partition; }; struct amdgpu_xcp_mgr_funcs {