drm/amdgpu/gfx7: cache raster_config values

We did this for gfx6 and 8, but somehow missed gfx7.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index 5c8a7a48a4adb16834ab5893e2341c03a5899d7d..419ba0ce7ee5b0cc343e14665ab61d91f3801d93 100644 (file)
--- 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);
 }