From: Alex Deucher <alexander.deuc...@amd.com>

Seems to work reliably on VI+ except for a few so enable runpm barring
those where baco for runtime power management is not supported.

[rajneesh] Picked https://patchwork.freedesktop.org/patch/335402/ to
enable runtime pm with baco for kfd. Also fixed a checkpatch warning and
added extra checks for VEGA20 and ARCTURUS.

Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhard...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 3a0ea9096498..0f3563926ad1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -170,10 +170,16 @@ int amdgpu_driver_load_kms(struct drm_device *dev, 
unsigned long flags)
        }
 
        if (amdgpu_device_supports_boco(dev) &&
-           (amdgpu_runtime_pm != 0)) /* enable runpm by default */
+           (amdgpu_runtime_pm != 0)) /* enable runpm by default for boco */
                adev->runpm = true;
        else if (amdgpu_device_supports_baco(dev) &&
-                (amdgpu_runtime_pm > 0)) /* enable runpm if runpm=1 */
+                (amdgpu_runtime_pm != 0) &&
+                (adev->asic_type >= CHIP_TOPAZ) &&
+                (adev->asic_type != CHIP_VEGA20) &&
+                (adev->asic_type != CHIP_ARCTURUS)) /* enable runpm on VI+ */
+               adev->runpm = true;
+       else if (amdgpu_device_supports_baco(dev) &&
+                (amdgpu_runtime_pm > 0))  /* enable runpm if runpm=1 on CI */
                adev->runpm = true;
 
        /* Call ACPI methods: require modeset init
-- 
2.17.1

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