[PATCH 1/3] OMAP: DSS2: Add generic DPI panel display driver

Bryan Wu bryan.wu at canonical.com
Wed Nov 17 01:31:13 EST 2010


On Tue, Nov 16, 2010 at 11:21 PM, Tomi Valkeinen
<tomi.valkeinen at nokia.com> wrote:
> Hi,
>
> On Tue, 2010-11-16 at 05:17 +0100, ext Bryan Wu wrote:
>> Generic DPI panel driver includes the driver and 4 similar panel configurations. It
>> will match the panel name which is passed from platform data and setup the
>> right configurations.
>>
>> With generic DPI panel driver, we can remove those 4 duplicated panel display
>> drivers. In the future, it is simple for us just add new panel configuration
>> date in panel-generic-dpi.c to support new display panel.
>>
>> Signed-off-by: Bryan Wu <bryan.wu at canonical.com>
>> ---
>>  .../arm/plat-omap/include/plat/panel-generic-dpi.h |   37 +++

[snip]

>> +
>> +static power_on_delay = 0;
>> +
>> +static power_off_delay = 0;
>
> This is not right. There may be multiple panels in a single board, and
> these would be shared by both of the panels.
>
> What you need to do is have a struct, which contains pointer to the
> panel configuration used with that particular dssdev, and set the struct
> with dev_set_drvdata().
>
> Check panel-taal.c for an example. There's struct taal_data, which
> contains also quite a bit other data, but also a pointer to the panel
> config.
>

Exactly, I just fixed it and sent the updated patchset.

Thanks,
-- 
Bryan Wu <bryan.wu at canonical.com>
Kernel Developer    +86.138-1617-6545 Mobile
Ubuntu Kernel Team
Canonical Ltd.      www.canonical.com
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