Re: [PATCH 15/15] staging/omapdrm: don't build on multiplatform

Rob Clark
2013-01-21T18:39:39Z

On 01/21/2013 11:41 AM, Arnd Bergmann wrote:
> On Monday 21 January 2013, Rob Clark wrote:
>> Are you sure OMAP2_DSS requires ARCH_OMAP2PLUS? I don't see this, and
>> it at least used to not depend on ARCH_OMAP2PLUS. If it does now, I
>> think the correct fix would be to remove the dependency in OMAP2_DSS. I
>> don't think removing ARCH_MULTIPLATFORM support in omapdrm is the
>> correct solution.
> At least it says so in drivers/video/omap2/Kconfig, which contains
>
> if ARCH_OMAP2PLUS
> source drivers/video/omap2/dss/Kconfig
> endif

ahh, ok, I see.. the if ARCH_OMAP2PLUS bit looks like it came in
recently (770b6cb)

what about changing this to 'if ARCH_OMAP2PLUS || ARCH_MULTIPLATFORM'?

BR,
-R

> We can probably change this, but until we do, we should not select
> OMAP2_DSS from something that doesn't also depend on ARCH_OMAP2PLUS.
>
>>> drivers/video/omap2/dss/dss.c: In function 'dss_calc_clock_div':
>>> drivers/video/omap2/dss/dss.c:572:20: error: 'CONFIG_OMAP2_DSS_MIN_FCK_PER_PCK' undeclared (first use in this function)
>>> drivers/video/omap2/dss/dss.c:572:20: note: each undeclared identifier is reported only once for each function it appears in
>>> drivers/staging/omapdrm/omap_connector.c: In function 'omap_connector_dpms':
>>> drivers/staging/omapdrm/omap_connector.c:116:8: error: 'OMAP_DSS_DISPLAY_SUSPENDED' undeclared (first use in this function)
>>> drivers/staging/omapdrm/omap_connector.c:116:8: note: each undeclared identifier is reported only once for each function it appears in
>>
>> This was an unrelated build break which should be fixed in latest master
>> after 'staging: drm/omap: use omapdss low level API'
> Ok, it seems the message is stale then, I created the patch some time ago, but
> only today wrote rest of the explanation for the changeset text.
>
> With all the other patches from my series applied, allyesconfig still gives me
>
> drivers/video/omap2/dss/dss.c:572:20: error: 'CONFIG_OMAP2_DSS_MIN_FCK_PER_PCK' undeclared
>
> because that symbol is only defined when OMAP2_DSS is enabled rather than
> selected. Changing drivers/video/omap2/Kconfig to not depend on OMAP seems
> to work as well, but that seems a little intrusive for v3.8, because it would
> let a lot of people build that code that have no use for it.
>
> Arnd