Dne ponedeljek, 29. avgust 2022 ob 15:11:50 CEST je Maxime Ripard napisal(a):
> Our mode_set implementation can be merged into our atomic_enable
> implementation to simplify things, so let's do this.

Are you sure this is a good thing in long term? What if user wants to change 
mode? Unlikely, but why not.

Best regards,
Jernej

> 
> Signed-off-by: Maxime Ripard <max...@cerno.tech>
> 
> diff --git a/drivers/gpu/drm/sun4i/sun4i_tv.c
> b/drivers/gpu/drm/sun4i/sun4i_tv.c
> index f7aad995ab5b..3944da9a3c34 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_tv.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_tv.c
> @@ -359,23 +359,13 @@ static void sun4i_tv_enable(struct drm_encoder
> *encoder,
 {
>       struct sun4i_tv *tv = drm_encoder_to_sun4i_tv(encoder);
>       struct sun4i_crtc *crtc = drm_crtc_to_sun4i_crtc(encoder->crtc);
> -
> -     DRM_DEBUG_DRIVER("Enabling the TV Output\n");
> -
> -     sunxi_engine_apply_color_correction(crtc->engine);
> -
> -     regmap_update_bits(tv->regs, SUN4I_TVE_EN_REG,
> -                        SUN4I_TVE_EN_ENABLE,
> -                        SUN4I_TVE_EN_ENABLE);
> -}
> -
> -static void sun4i_tv_mode_set(struct drm_encoder *encoder,
> -                           struct drm_display_mode *mode,
> -                           struct drm_display_mode 
*adjusted_mode)
> -{
> -     struct sun4i_tv *tv = drm_encoder_to_sun4i_tv(encoder);
> +     struct drm_crtc_state *crtc_state =
> +             drm_atomic_get_new_crtc_state(state, encoder->crtc);
> +     struct drm_display_mode *mode = &crtc_state->mode;
>       const struct tv_mode *tv_mode = sun4i_tv_find_tv_by_mode(mode);
>  
> +     DRM_DEBUG_DRIVER("Enabling the TV Output\n");
> +
>       /* Enable and map the DAC to the output */
>       regmap_update_bits(tv->regs, SUN4I_TVE_EN_REG,
>                          SUN4I_TVE_EN_DAC_MAP_MASK,
> @@ -468,12 +458,17 @@ static void sun4i_tv_mode_set(struct drm_encoder
> *encoder,
> SUN4I_TVE_RESYNC_FIELD : 0));
>  
>       regmap_write(tv->regs, SUN4I_TVE_SLAVE_REG, 0);
> +
> +     sunxi_engine_apply_color_correction(crtc->engine);
> +
> +     regmap_update_bits(tv->regs, SUN4I_TVE_EN_REG,
> +                        SUN4I_TVE_EN_ENABLE,
> +                        SUN4I_TVE_EN_ENABLE);
>  }
>  
>  static const struct drm_encoder_helper_funcs sun4i_tv_helper_funcs = {
>       .atomic_disable = sun4i_tv_disable,
>       .atomic_enable  = sun4i_tv_enable,
> -     .mode_set       = sun4i_tv_mode_set,
>  };
>  
>  static int sun4i_tv_comp_get_modes(struct drm_connector *connector)
> 
> -- 
> b4 0.10.0-dev-65ba7



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