On Mon, Feb 03, 2020 at 10:31:13PM +0100, Mauro Rossi wrote:
> Fixes the following building error:
>
> CC [M] drivers/gpu/drm/drm_edid.o
> ~/pie-x86_kernel/kernel/drivers/gpu/drm/drm_edid.c: In function 'cea_mode_alternate_timings':
> ~/pie-x86_kernel/kernel/drivers/gpu/drm/drm_edid.c:3275:2: error: call to '__compiletime_assert_3282'
> declared with attribute error: BUILD_BUG_ON failed: cea_mode_for_vic(8)->vtotal != 262 || cea_mode_for_vic(9)->vtotal != 262 || cea_mode_for_vic(12)->vtotal != 262 || cea_mode_for_vic(13)->vtotal != 262 || cea_mode_for_vic(23)->vtotal != 312 || cea_mode_for_vic(24)->vtotal != 312 || cea_mode_for_vic(27)->vtotal != 312 || cea_mode_for_vic(28)->vtotal != 312
> make[4]: *** [~/pie-x86_kernel/kernel/scripts/Makefile.build:265: drivers/gpu/drm/drm_edid.o] Error 1
>
> Fixes: 7befe62 ("drm/edid: Abstract away cea_edid_modes[]")
> Signed-off-by: Mauro Rossi <issor.oruam@xxxxxxxxx>
> ---
> drivers/gpu/drm/drm_edid.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> index 99769d6c9f84..805fb004c8eb 100644
> --- a/drivers/gpu/drm/drm_edid.c
> +++ b/drivers/gpu/drm/drm_edid.c
> @@ -3211,7 +3211,7 @@ static u8 *drm_find_cea_extension(const struct edid *edid)
> return cea;
> }
>
> -static const struct drm_display_mode *cea_mode_for_vic(u8 vic)
> +static __always_inline const struct drm_display_mode *cea_mode_for_vic(u8 vic)
Thanks for the fix. I've had another few reports of this fail on ia64
at least. Hoping to get an answer whether this fixes that one as well.
If not we need to do something else.
> {
> BUILD_BUG_ON(1 + ARRAY_SIZE(edid_cea_modes_1) - 1 != 127);
> BUILD_BUG_ON(193 + ARRAY_SIZE(edid_cea_modes_193) - 1 != 219);
> --
> 2.20.1
--
Ville Syrjälä
Intel
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