Reviewed-by: Vincent Abriou <vincent.abriou@xxxxxx>
On 10/02/2015 05:39 PM, Ville Syrjälä wrote:
> On Fri, Oct 02, 2015 at 03:22:16PM +0200, Vincent ABRIOU wrote:
>>
>>
>> On 10/02/2015 03:12 PM, Ville Syrjälä wrote:
>>> On Fri, Oct 02, 2015 at 03:07:50PM +0200, Vincent ABRIOU wrote:
>>>> Hi,
>>>>
>>>> On 09/30/2015 03:46 PM, ville.syrjala@xxxxxxxxxxxxxxx wrote:
>>>>> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>>>>>
>>>>> Make the 'pipe' argument to drm_vblank_count() unsigned as it is
>>>>> everwhere else.
>>>>>
>>>>> Cc: Vincent Abriou <vincent.abriou@xxxxxx>
>>>>> Cc: Thierry Reding <treding@xxxxxxxxxx>
>>>>> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>>>>> ---
>>>>> drivers/gpu/drm/drm_irq.c | 2 +-
>>>>> include/drm/drmP.h | 2 +-
>>>>> 2 files changed, 2 insertions(+), 2 deletions(-)
>>>>>
>>>>> diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
>>>>> index 7d70b7c..f24c57c 100644
>>>>> --- a/drivers/gpu/drm/drm_irq.c
>>>>> +++ b/drivers/gpu/drm/drm_irq.c
>>>>> @@ -876,7 +876,7 @@ drm_get_last_vbltimestamp(struct drm_device *dev, unsigned int pipe,
>>>>> * Returns:
>>>>> * The software vblank counter.
>>>>> */
>>>>> -u32 drm_vblank_count(struct drm_device *dev, int pipe)
>>>>> +u32 drm_vblank_count(struct drm_device *dev, unsigned int pipe)
>>>>> {
>>>>> struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
>>>>>
>>>>> diff --git a/include/drm/drmP.h b/include/drm/drmP.h
>>>>> index f563333..8df4de7 100644
>>>>> --- a/include/drm/drmP.h
>>>>> +++ b/include/drm/drmP.h
>>>>> @@ -928,7 +928,7 @@ extern int drm_irq_uninstall(struct drm_device *dev);
>>>>> extern int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs);
>>>>> extern int drm_wait_vblank(struct drm_device *dev, void *data,
>>>>> struct drm_file *filp);
>>>>> -extern u32 drm_vblank_count(struct drm_device *dev, int pipe);
>>>>> +extern u32 drm_vblank_count(struct drm_device *dev, unsigned int pipe);
>>>>> extern u32 drm_crtc_vblank_count(struct drm_crtc *crtc);
>>>>> extern u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe,
>>>>> struct timeval *vblanktime);
>>>>>
>>>>
>>>>
>>>> If you update drm_vblank_count you also need to update
>>>> drm_vblank_no_hw_counter and need to change the u32
>>>> (*get_vblank_counter) prototype.
>>>
>>> No. drm_vblank_count() != .get_vblank_counter()
>>
>> I surely miss something but before your patch in drivers that did not
>> support hw vblank counter we had:
>> .get_vblank_counter = drm_vblank_count;
>
> That was what patch 1/2 fixed.
>
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