[PATCH 1/2] drm/sti: set initial connectors status at binding

Vincent ABRIOU vincent.abriou at st.com
Wed Jan 4 10:14:43 UTC 2017



On 01/04/2017 10:39 AM, Daniel Vetter wrote:
> On Wed, Jan 04, 2017 at 10:15:45AM +0100, Vincent Abriou wrote:
>> This avoid to have an "unknown" connector status after the sti driver is
>> registered.
>>
>> Signed-off-by: Vincent Abriou <vincent.abriou at st.com>
>
> Why is this needed? The fb helpers will probe on their on, your driver
> should never need to do this. It also slows down initial boot when you
> don't need fbdev ...
> -Daniel
>

Hi Daniel,

This patch is indeed useless.
I will skip it from my pull request.

Thanks
Vincent

>> ---
>>  drivers/gpu/drm/sti/sti_dvo.c  | 3 +++
>>  drivers/gpu/drm/sti/sti_hdmi.c | 3 +++
>>  2 files changed, 6 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c
>> index e8c1ed0..0e73541 100644
>> --- a/drivers/gpu/drm/sti/sti_dvo.c
>> +++ b/drivers/gpu/drm/sti/sti_dvo.c
>> @@ -498,6 +498,9 @@ static int sti_dvo_bind(struct device *dev, struct device *master, void *data)
>>  	drm_connector_helper_add(drm_connector,
>>  				 &sti_dvo_connector_helper_funcs);
>>
>> +	/* set initial status */
>> +	drm_connector->status = sti_dvo_connector_detect(drm_connector, false);
>> +
>>  	err = drm_mode_connector_attach_encoder(drm_connector, encoder);
>>  	if (err) {
>>  		DRM_ERROR("Failed to attach a connector to a encoder\n");
>> diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c
>> index 9c0025e..2c949bc 100644
>> --- a/drivers/gpu/drm/sti/sti_hdmi.c
>> +++ b/drivers/gpu/drm/sti/sti_hdmi.c
>> @@ -1322,6 +1322,9 @@ static int sti_hdmi_bind(struct device *dev, struct device *master, void *data)
>>  	/* initialise property */
>>  	sti_hdmi_connector_init_property(drm_dev, drm_connector);
>>
>> +	/* set initial status */
>> +	drm_connector->status = sti_hdmi_connector_detect(drm_connector, false);
>> +
>>  	hdmi->drm_connector = drm_connector;
>>
>>  	err = drm_mode_connector_attach_encoder(drm_connector, encoder);
>> --
>> 2.7.4
>>
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>


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