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authorAlex Deucher <alexander.deucher@amd.com>2016-04-25 20:14:47 +0300
committerAlex Deucher <alexander.deucher@amd.com>2016-04-27 19:27:09 +0300
commitc8791a13d28161a1fa1138112dfe1f986a1358cf (patch)
tree2929ea6f50186474a4a0617ba53af876e2504024 /drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
parente9bef455af8eb0e837e179aab8988ae2649fd8d3 (diff)
downloadlinux-c8791a13d28161a1fa1138112dfe1f986a1358cf.tar.xz
drm/amdgpu: print a message if ATPX dGPU power control is missing
It will help identify problematic boards. Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index fa948dcbdd5d..35a1248aaa77 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -144,7 +144,10 @@ static int amdgpu_atpx_validate(struct amdgpu_atpx *atpx)
{
/* make sure required functions are enabled */
/* dGPU power control is required */
- atpx->functions.power_cntl = true;
+ if (atpx->functions.power_cntl == false) {
+ printk("ATPX dGPU power cntl not present, forcing\n");
+ atpx->functions.power_cntl = true;
+ }
if (atpx->functions.px_params) {
union acpi_object *info;