From ed162fe7643023b52cc21998a6b3eff15a233c5e Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 13 Nov 2017 15:41:30 -0500 Subject: [PATCH] drm/amdgpu/gfx7: cache raster_config values MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We did this for gfx6 and 8, but somehow missed gfx7. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 5c8a7a48a4ad..419ba0ce7ee5 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -1819,6 +1819,22 @@ static void gfx_v7_0_setup_rb(struct amdgpu_device *adev) adev->gfx.config.backend_enable_mask, num_rb_pipes); } + + /* cache the values for userspace */ + for (i = 0; i < adev->gfx.config.max_shader_engines; i++) { + for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) { + gfx_v7_0_select_se_sh(adev, i, j, 0xffffffff); + adev->gfx.config.rb_config[i][j].rb_backend_disable = + RREG32(mmCC_RB_BACKEND_DISABLE); + adev->gfx.config.rb_config[i][j].user_rb_backend_disable = + RREG32(mmGC_USER_RB_BACKEND_DISABLE); + adev->gfx.config.rb_config[i][j].raster_config = + RREG32(mmPA_SC_RASTER_CONFIG); + adev->gfx.config.rb_config[i][j].raster_config_1 = + RREG32(mmPA_SC_RASTER_CONFIG_1); + } + } + gfx_v7_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); mutex_unlock(&adev->grbm_idx_mutex); } -- 2.30.2