drm/amdgpu: remove program of lbpw for renoir

These is no LBPW on Renoir. So removing program of lbpw for renoir.

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 71fab29..f4e19b2 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1650,7 +1650,6 @@
 
 	switch (adev->asic_type) {
 	case CHIP_RAVEN:
-	case CHIP_RENOIR:
 		gfx_v9_0_init_lbpw(adev);
 		break;
 	case CHIP_VEGA20:
@@ -3026,7 +3025,6 @@
 
 	switch (adev->asic_type) {
 	case CHIP_RAVEN:
-	case CHIP_RENOIR:
 		if (amdgpu_lbpw == 0)
 			gfx_v9_0_enable_lbpw(adev, false);
 		else