Thank you Arnd for highlighting this.
Acked-by: Vincent ABRIOU <vincent.abriou@xxxxxx>
On 03/17/2016 10:02 AM, Arnd Bergmann wrote:
> Commit 8a2fa38fddd3 removed the mode_fixup because it was empty,
> but 652353e6e561 modified it to call drm_mode_set_crtcinfo()
> instead.
>
> Both commits are correct, but the merge of the two kept the nonempty
> version without the reference to it, as shown by the gcc warning:
>
> drm/sti/sti_crtc.c:54:13: error: 'sti_crtc_mode_fixup' defined but not used
>
> This restores the callback pointer to fix the merge.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> Reverts: 8a2fa38fddd3 ("drm/sti: removed optional dummy crtc mode_fixup function.")
> Fixes: 652353e6e561 ("drm/sti: set CRTC modesetting parameters")
> Fixes: cf481068cdd4 ("Merge branch '2016-02-26-st-drm-next' of http://git.linaro.org/people/benjamin.gaignard/kernel into drm-next")
> ---
> drivers/gpu/drm/sti/sti_crtc.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/sti/sti_crtc.c b/drivers/gpu/drm/sti/sti_crtc.c
> index fa47f63b5316..505620c7c2c8 100644
> --- a/drivers/gpu/drm/sti/sti_crtc.c
> +++ b/drivers/gpu/drm/sti/sti_crtc.c
> @@ -230,6 +230,7 @@ static void sti_crtc_atomic_flush(struct drm_crtc *crtc,
> static const struct drm_crtc_helper_funcs sti_crtc_helper_funcs = {
> .enable = sti_crtc_enable,
> .disable = sti_crtc_disabling,
> + .mode_fixup = sti_crtc_mode_fixup,
> .mode_set = drm_helper_crtc_mode_set,
> .mode_set_nofb = sti_crtc_mode_set_nofb,
> .mode_set_base = drm_helper_crtc_mode_set_base,
>
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