[Letux-kernel] [PATCH 0/5] Fix SPI module alias for panels used by omapdrm

Tomi Valkeinen tomi.valkeinen at ti.com
Tue Oct 8 07:24:38 CEST 2019

On 07/10/2019 20:22, Sam Ravnborg wrote:
> Hi Laurent.
> On Mon, Oct 07, 2019 at 08:07:56PM +0300, Laurent Pinchart wrote:
>> Hello,
>> This patch series fixes a module alias issue with the five recently
>> added panel drivers used by omapdrm.
>> Before those panel drivers, omapdrm had custom drivers for the panels,
>> and prefixed the OF compatible strings with an "omapdss," prefix. The
>> SPI device IDs are constructed by stripping the OF compatible string
>> from the prefix, resulting in the "omapdss," prefix being removed, but
>> the subsequence OF vendor prefix being kept. The SPI drivers thus had
>> modules aliases that contained the vendor prefix.
>> Now that the panels are supported by standard drivers and the "omapdss,"
>> prefix is removed, the SPI device IDs are stripped from the OF vendor
>> prefix. As the new panel drivers copied the module aliases from the
>> omapdrm-specific drivers, they contain the vendor prefix in their SPI
>> module aliases, and are thus not loaded automatically.
>> Fix this by removing the vendor prefix from the SPI modules aliases in
>> the drivers. For consistency reason, the manual module aliases are also
>> moved to use an SPI module table.
> Good explanation - thanks.
>> These patches are based on the drm-misc-fixes branch as they fix v5.4
>> regressions.
>> Laurent Pinchart (5):
>>    drm/panel: lg-lb035q02: Fix SPI alias
>>    drm/panel: nec-nl8048hl11: Fix SPI alias
>>    drm/panel: sony-acx565akm: Fix SPI alias
>>    drm/panel: tpo-td028ttec1: Fix SPI alias
>>    drm/panel: tpo-td043mtea1: Fix SPI alias
> Full series is:
> Acked-by: Sam Ravnborg <sam at ravnborg.org>
> I expect someone else to pick them up or that you apply them.

Thanks! I've pushed these to drm-misc-fixes.


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