[PATCH 8/8] drm: atmel-hlcdc: check display mode validity in crtc->mode_fixup()
Nicolas Ferre
nicolas.ferre at atmel.com
Tue Mar 8 15:44:23 UTC 2016
Le 06/01/2016 11:19, Boris Brezillon a écrit :
> Move the adjusted display mode check into ->mode_fixup().
>
> Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
Seems okay:
Acked-by: Nicolas Ferre <nicolas.ferre at atmel.com>
> ---
> drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 10 ++++------
> 1 file changed, 4 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
> index be30bd2..d5a028f 100644
> --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
> +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c
> @@ -142,11 +142,13 @@ static void atmel_hlcdc_crtc_mode_set_nofb(struct drm_crtc *c)
> cfg);
> }
>
> -static bool atmel_hlcdc_crtc_mode_fixup(struct drm_crtc *crtc,
> +static bool atmel_hlcdc_crtc_mode_fixup(struct drm_crtc *c,
> const struct drm_display_mode *mode,
> struct drm_display_mode *adjusted_mode)
> {
> - return true;
> + struct atmel_hlcdc_crtc *crtc = drm_crtc_to_atmel_hlcdc_crtc(c);
> +
> + return atmel_hlcdc_dc_mode_valid(crtc->dc, adjusted_mode) == MODE_OK;
> }
>
> static void atmel_hlcdc_crtc_disable(struct drm_crtc *c)
> @@ -311,12 +313,8 @@ static int atmel_hlcdc_crtc_select_output_mode(struct drm_crtc_state *state)
> static int atmel_hlcdc_crtc_atomic_check(struct drm_crtc *c,
> struct drm_crtc_state *s)
> {
> - struct atmel_hlcdc_crtc *crtc = drm_crtc_to_atmel_hlcdc_crtc(c);
> int ret;
>
> - if (atmel_hlcdc_dc_mode_valid(crtc->dc, &s->adjusted_mode) != MODE_OK)
> - return -EINVAL;
> -
> ret = atmel_hlcdc_crtc_select_output_mode(s);
> if (ret)
> return ret;
>
--
Nicolas Ferre
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