lkml.org 
[lkml]   [2016]   [Feb]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] adv7511: Added mode_fixup function.
From
Date
Hi guys,

any feedback? patch will be accepted for adv7511 driver?

Regards,
C.Palminha

On 01-02-2016 12:37, Carlos Palminha wrote:
> Hi Laurent
>
> On 29-01-2016 17:48, Laurent Pinchart wrote:
>> Hi Carlos,
>>
>> Thank you for the patch.
>>
>> On Friday 29 January 2016 10:33:47 Carlos Palminha wrote:
>>> The mode_fixup is necessary when using it in a DRM FB driver pipeline.
>>
>> Instead of implementing stubs in encoder drivers, wouldn't it be better to
>> make mode_fixup optional ?
> Probably you are right but i don't have enough knowledge or time to do that for the DRM framework. :(
> I limited myself to do what the other drivers already implement.
>
> The patch is mandatory to have to the ADV working or else will get some NULL pointer crash.
>
> Regards,
> C.Palminha
>
>>
>>> Signed-off-by: Carlos Palminha <palminha@synopsys.com>
>>> ---
>>> drivers/gpu/drm/i2c/adv7511.c | 8 ++++++++
>>> 1 file changed, 8 insertions(+)
>>>
>>> diff --git a/drivers/gpu/drm/i2c/adv7511.c b/drivers/gpu/drm/i2c/adv7511.c
>>> index 533d1e3..90082d2 100644
>>> --- a/drivers/gpu/drm/i2c/adv7511.c
>>> +++ b/drivers/gpu/drm/i2c/adv7511.c
>>> @@ -648,6 +648,13 @@ adv7511_encoder_detect(struct drm_encoder *encoder,
>>> return status;
>>> }
>>>
>>> +static bool adv7511_encoder_mode_fixup(struct drm_encoder *encoder,
>>> + const struct drm_display_mode *mode,
>>> + struct drm_display_mode *adjusted_mode)
>>> +{
>>> + return true;
>>> +}
>>> +
>>> static int adv7511_encoder_mode_valid(struct drm_encoder *encoder,
>>> struct drm_display_mode *mode)
>>> {
>>> @@ -754,6 +761,7 @@ static void adv7511_encoder_mode_set(struct drm_encoder
>>> *encoder,
>>>
>>> static const struct drm_encoder_slave_funcs adv7511_encoder_funcs = {
>>> .dpms = adv7511_encoder_dpms,
>>> + .mode_fixup = adv7511_encoder_mode_fixup,
>>> .mode_valid = adv7511_encoder_mode_valid,
>>> .mode_set = adv7511_encoder_mode_set,
>>> .detect = adv7511_encoder_detect,
>>
>
>
> On 29-01-2016 17:48, Laurent Pinchart wrote:
>> Hi Carlos,
>>
>> Thank you for the patch.
>>
>> On Friday 29 January 2016 10:33:47 Carlos Palminha wrote:
>>> The mode_fixup is necessary when using it in a DRM FB driver pipeline.
>>
>> Instead of implementing stubs in encoder drivers, wouldn't it be better to
>> make mode_fixup optional ?
>>
>>> Signed-off-by: Carlos Palminha <palminha@synopsys.com>
>>> ---
>>> drivers/gpu/drm/i2c/adv7511.c | 8 ++++++++
>>> 1 file changed, 8 insertions(+)
>>>
>>> diff --git a/drivers/gpu/drm/i2c/adv7511.c b/drivers/gpu/drm/i2c/adv7511.c
>>> index 533d1e3..90082d2 100644
>>> --- a/drivers/gpu/drm/i2c/adv7511.c
>>> +++ b/drivers/gpu/drm/i2c/adv7511.c
>>> @@ -648,6 +648,13 @@ adv7511_encoder_detect(struct drm_encoder *encoder,
>>> return status;
>>> }
>>>
>>> +static bool adv7511_encoder_mode_fixup(struct drm_encoder *encoder,
>>> + const struct drm_display_mode *mode,
>>> + struct drm_display_mode *adjusted_mode)
>>> +{
>>> + return true;
>>> +}
>>> +
>>> static int adv7511_encoder_mode_valid(struct drm_encoder *encoder,
>>> struct drm_display_mode *mode)
>>> {
>>> @@ -754,6 +761,7 @@ static void adv7511_encoder_mode_set(struct drm_encoder
>>> *encoder,
>>>
>>> static const struct drm_encoder_slave_funcs adv7511_encoder_funcs = {
>>> .dpms = adv7511_encoder_dpms,
>>> + .mode_fixup = adv7511_encoder_mode_fixup,
>>> .mode_valid = adv7511_encoder_mode_valid,
>>> .mode_set = adv7511_encoder_mode_set,
>>> .detect = adv7511_encoder_detect,
>>

\
 
 \ /
  Last update: 2016-02-04 17:01    [W:0.070 / U:0.340 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site