drm/amdgpu/gfx: clean up harvest configuration (v2)

Read back harvest configuration from registers and simplify
calculations.  No need to program the raster config registers.
These are programmed as golden registers and the user mode
drivers program them as well.

v2: rebase on Tom's patches

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

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 56f771e6dfa5..7805a8706af7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -447,8 +447,7 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
                         dev_info.max_memory_clock = adev->pm.default_mclk * 10;
                 }
                 dev_info.enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
-                dev_info.num_rb_pipes = adev->gfx.config.max_backends_per_se *
-                                        adev->gfx.config.max_shader_engines;
+                dev_info.num_rb_pipes = adev->gfx.config.num_rbs;
                 dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
                 dev_info._pad = 0;
                 dev_info.ids_flags = 0;