[PATCH 1/2] drm/armada: Replace drm_framebuffer_{un/reference} with put,get functions

Thomas Zimmermann tdz at users.sourceforge.net
Tue Jun 26 15:37:53 UTC 2018


Hi

Am 26.06.2018 um 17:01 schrieb Russell King - ARM Linux:
> This will conflict badly with patches to convert armada-drm to atomic
> modeset.  Is there any rush for this change?

Not really. If you point me to the atomic-modeset changes, I'd send you
a port of the patches.


> 
> On Mon, Jun 18, 2018 at 03:20:59PM +0200, Thomas Zimmermann wrote:
>> This patch unifies the naming of DRM functions for reference counting
>> of struct drm_framebuffer. The resulting code is more aligned with the
>> rest of the Linux kernel interfaces.
>>
>> Signed-off-by: Thomas Zimmermann <tdz at users.sourceforge.net>
>> ---
>>  drivers/gpu/drm/armada/armada_crtc.c    | 8 ++++----
>>  drivers/gpu/drm/armada/armada_overlay.c | 2 +-
>>  2 files changed, 5 insertions(+), 5 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c
>> index 03eeee11dd5b..38724b554a54 100644
>> --- a/drivers/gpu/drm/armada/armada_crtc.c
>> +++ b/drivers/gpu/drm/armada/armada_crtc.c
>> @@ -1220,7 +1220,7 @@ static int armada_drm_primary_update(struct drm_plane *plane,
>>  		 * Take a reference on the new framebuffer - we want to
>>  		 * hold on to it while the hardware is displaying it.
>>  		 */
>> -		drm_framebuffer_reference(fb);
>> +		drm_framebuffer_get(fb);
>>  
>>  		work->old_fb = plane->fb;
>>  	} else {
>> @@ -1239,7 +1239,7 @@ static int armada_drm_primary_update(struct drm_plane *plane,
>>  	if (!dplane->state.vsync_update) {
>>  		work->fn(dcrtc, work);
>>  		if (work->old_fb)
>> -			drm_framebuffer_unreference(work->old_fb);
>> +			drm_framebuffer_put(work->old_fb);
>>  		return 0;
>>  	}
>>  
>> @@ -1248,7 +1248,7 @@ static int armada_drm_primary_update(struct drm_plane *plane,
>>  	if (ret) {
>>  		work->fn(dcrtc, work);
>>  		if (work->old_fb)
>> -			drm_framebuffer_unreference(work->old_fb);
>> +			drm_framebuffer_put(work->old_fb);
>>  	}
>>  
>>  	dplane->next_work = !dplane->next_work;
>> @@ -1308,7 +1308,7 @@ int armada_drm_plane_disable(struct drm_plane *plane,
>>  	if (armada_drm_plane_work_queue(dcrtc, work)) {
>>  		work->fn(dcrtc, work);
>>  		if (work->old_fb)
>> -			drm_framebuffer_unreference(work->old_fb);
>> +			drm_framebuffer_put(work->old_fb);
>>  	}
>>  
>>  	dplane->next_work = !dplane->next_work;
>> diff --git a/drivers/gpu/drm/armada/armada_overlay.c b/drivers/gpu/drm/armada/armada_overlay.c
>> index c391955009d6..bb2874d84d74 100644
>> --- a/drivers/gpu/drm/armada/armada_overlay.c
>> +++ b/drivers/gpu/drm/armada/armada_overlay.c
>> @@ -228,7 +228,7 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc,
>>  		 * Take a reference on the new framebuffer - we want to
>>  		 * hold on to it while the hardware is displaying it.
>>  		 */
>> -		drm_framebuffer_reference(fb);
>> +		drm_framebuffer_get(fb);
>>  
>>  		work->old_fb = plane->fb;
>>  	} else {
>> -- 
>> 2.14.4
>>
> 


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