Patch was Tested-by and Reviewed-by:  Rex Zhu <[email protected]>

Best Regards

Rex


________________________________
From: amd-gfx <[email protected]> on behalf of Alex Deucher 
<[email protected]>
Sent: Tuesday, April 11, 2017 12:51:01 AM
To: [email protected]
Cc: Deucher, Alexander
Subject: [PATCH] drm/amdgpu/gfx8: set doorbell range for polaris as well

Add missing chips to the doorbell range setup.  These
were missed in the KIQ code.  Fixes power and performance
regressions with KIQ.  Spotted by Rex.

Signed-off-by: Alex Deucher <[email protected]>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c 
b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 4497514..d3633cb 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -4933,8 +4933,11 @@ static int gfx_v8_0_kiq_init_register(struct amdgpu_ring 
*ring)
         /* enable the doorbell if requested */
         if (ring->use_doorbell) {
                 if ((adev->asic_type == CHIP_CARRIZO) ||
-                               (adev->asic_type == CHIP_FIJI) ||
-                               (adev->asic_type == CHIP_STONEY)) {
+                   (adev->asic_type == CHIP_FIJI) ||
+                   (adev->asic_type == CHIP_STONEY) ||
+                   (adev->asic_type == CHIP_POLARIS10) ||
+                   (adev->asic_type == CHIP_POLARIS11) ||
+                   (adev->asic_type == CHIP_POLARIS12)) {
                         WREG32(mmCP_MEC_DOORBELL_RANGE_LOWER,
                                                 AMDGPU_DOORBELL_KIQ << 2);
                         WREG32(mmCP_MEC_DOORBELL_RANGE_UPPER,
--
2.5.5

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