diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index ac46eabe3bcd..82f457a061fe 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -943,6 +943,7 @@ static int gfx_v9_0_rlc_init(struct amdgpu_device *adev) dst_ptr = adev->gfx.rlc.cs_ptr; gfx_v9_0_get_csb_buffer(adev, dst_ptr); amdgpu_bo_kunmap(adev->gfx.rlc.clear_state_obj); + amdgpu_bo_unpin(adev->gfx.rlc.clear_state_obj); amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj); } @@ -971,6 +972,39 @@ static int gfx_v9_0_rlc_init(struct amdgpu_device *adev) return 0; } +static int gfx_v9_0_csb_vram_pin(struct amdgpu_device *adev) +{ + int r; + + r = amdgpu_bo_reserve(adev->gfx.rlc.clear_state_obj, false); + if (unlikely(r != 0)) + return r; + + r = amdgpu_bo_pin(adev->gfx.rlc.clear_state_obj, + AMDGPU_GEM_DOMAIN_VRAM); + if (!r) + adev->gfx.rlc.clear_state_gpu_addr = + amdgpu_bo_gpu_offset(adev->gfx.rlc.clear_state_obj); + + amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj); + + return r; +} + +static void gfx_v9_0_csb_vram_unpin(struct amdgpu_device *adev) +{ + int r; + + if (!adev->gfx.rlc.clear_state_obj) + return; + + r = amdgpu_bo_reserve(adev->gfx.rlc.clear_state_obj, true); + if (likely(r == 0)) { + amdgpu_bo_unpin(adev->gfx.rlc.clear_state_obj); + amdgpu_bo_unreserve(adev->gfx.rlc.clear_state_obj); + } +} + static void gfx_v9_0_mec_fini(struct amdgpu_device *adev) { amdgpu_bo_free_kernel(&adev->gfx.mec.hpd_eop_obj, NULL, NULL); @@ -3116,6 +3150,10 @@ static int gfx_v9_0_hw_init(void *handle) gfx_v9_0_gpu_init(adev); + r = gfx_v9_0_csb_vram_pin(adev); + if (r) + return r; + r = gfx_v9_0_rlc_resume(adev); if (r) return r; @@ -3224,6 +3262,8 @@ static int gfx_v9_0_hw_fini(void *handle) gfx_v9_0_cp_enable(adev, false); gfx_v9_0_rlc_stop(adev); + gfx_v9_0_csb_vram_unpin(adev); + return 0; }