On 2016-05-05 03:06, Daniel Vetter wrote:
> On Wed, May 04, 2016 at 10:08:59PM -0700, Stefan Agner wrote:
>> Introduce bus_flags to specify display bus properties like signal
>> polarities. This is useful for parallel display buses, e.g. to
>> specify the pixel clock or data enable polarity.
>>
>> Suggested-by: Thierry Reding <thierry.reding@xxxxxxxxx>
>> Acked-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
>> Acked-by: Manfred Schlaegl <manfred.schlaegl@xxxxxx>
>> Acked-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
>> Signed-off-by: Stefan Agner <stefan@xxxxxxxx>
>
> In case this wasn't clear: That ack is good enough to just smash this
> patch into your fsl-dcu tree and send a pull request to Dave for it. No
> need to resend the patches. Just mention in the pull that you have stuff
> included outside of your driver, and that it's all acked.
> -Daniel
I almost suspected it, but was not sure whether that would be ok. Thanks
for the clarification.
Will create a pull request today.
--
Stefan
>
>> ---
>> drivers/gpu/drm/panel/panel-simple.c | 2 ++
>> include/drm/drm_crtc.h | 9 +++++++++
>> 2 files changed, 11 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
>> index ceb2048..77ae07f 100644
>> --- a/drivers/gpu/drm/panel/panel-simple.c
>> +++ b/drivers/gpu/drm/panel/panel-simple.c
>> @@ -72,6 +72,7 @@ struct panel_desc {
>> } delay;
>>
>> u32 bus_format;
>> + u32 bus_flags;
>> };
>>
>> struct panel_simple {
>> @@ -144,6 +145,7 @@ static int panel_simple_get_fixed_modes(struct panel_simple *panel)
>> if (panel->desc->bus_format)
>> drm_display_info_set_bus_formats(&connector->display_info,
>> &panel->desc->bus_format, 1);
>> + connector->display_info.bus_flags = panel->desc->bus_flags;
>>
>> return num;
>> }
>> diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
>> index 4acdaf5..d1559cd 100644
>> --- a/include/drm/drm_crtc.h
>> +++ b/include/drm/drm_crtc.h
>> @@ -118,6 +118,14 @@ enum subpixel_order {
>> #define DRM_COLOR_FORMAT_RGB444 (1<<0)
>> #define DRM_COLOR_FORMAT_YCRCB444 (1<<1)
>> #define DRM_COLOR_FORMAT_YCRCB422 (1<<2)
>> +
>> +#define DRM_BUS_FLAG_DE_LOW (1<<0)
>> +#define DRM_BUS_FLAG_DE_HIGH (1<<1)
>> +/* drive data on pos. edge */
>> +#define DRM_BUS_FLAG_PIXDATA_POSEDGE (1<<2)
>> +/* drive data on neg. edge */
>> +#define DRM_BUS_FLAG_PIXDATA_NEGEDGE (1<<3)
>> +
>> /*
>> * Describes a given display (e.g. CRT or flat panel) and its limitations.
>> */
>> @@ -139,6 +147,7 @@ struct drm_display_info {
>>
>> const u32 *bus_formats;
>> unsigned int num_bus_formats;
>> + u32 bus_flags;
>>
>> /* Mask of supported hdmi deep color modes */
>> u8 edid_hdmi_dc_modes;
>> --
>> 2.8.2
>>
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