diff mbox series

[3/3] drm/amdgpu: Remove superfluous NULL check

Message ID 20200902010645.26943-4-luben.tuikov@amd.com (mailing list archive)
State New, archived
Headers show
Series Use implicit kref infra | expand

Commit Message

Luben Tuikov Sept. 2, 2020, 1:06 a.m. UTC
The DRM device is a static member of
the amdgpu device structure and as such
always exists, so long as the PCI and
thus the amdgpu device exist.

Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 ---
 1 file changed, 3 deletions(-)

Comments

Daniel Vetter Sept. 2, 2020, 6:59 a.m. UTC | #1
On Tue, Sep 01, 2020 at 09:06:45PM -0400, Luben Tuikov wrote:
> The DRM device is a static member of
> the amdgpu device structure and as such
> always exists, so long as the PCI and
> thus the amdgpu device exist.
> 
> Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>

On this patch, but not the other two earlier in this series:

Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index c4900471beb0..6dcc256b9ebc 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -3471,9 +3471,6 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
>  	struct drm_connector_list_iter iter;
>  	int r;
>  
> -	if (!dev)
> -		return -ENODEV;
> -
>  	adev = drm_to_adev(dev);
>  
>  	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
> -- 
> 2.28.0.394.ge197136389
>
Christian König Sept. 2, 2020, 7:21 a.m. UTC | #2
Am 02.09.20 um 08:59 schrieb Daniel Vetter:
> On Tue, Sep 01, 2020 at 09:06:45PM -0400, Luben Tuikov wrote:
>> The DRM device is a static member of
>> the amdgpu device structure and as such
>> always exists, so long as the PCI and
>> thus the amdgpu device exist.
>>
>> Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
> On this patch, but not the other two earlier in this series:
>
> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
>
>> ---
>>   drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 ---
>>   1 file changed, 3 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>> index c4900471beb0..6dcc256b9ebc 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
>> @@ -3471,9 +3471,6 @@ int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
>>   	struct drm_connector_list_iter iter;
>>   	int r;
>>   
>> -	if (!dev)
>> -		return -ENODEV;
>> -
>>   	adev = drm_to_adev(dev);

Maybe this could now even fit into the declaration of adev.

But either way Acked-by: Christian König <christian.koenig@amd.com>.

Christian.

>>   
>>   	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
>> -- 
>> 2.28.0.394.ge197136389
>>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index c4900471beb0..6dcc256b9ebc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3471,9 +3471,6 @@  int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
 	struct drm_connector_list_iter iter;
 	int r;
 
-	if (!dev)
-		return -ENODEV;
-
 	adev = drm_to_adev(dev);
 
 	if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)