[PATCH v4 14/22] drm/stm: Convert to struct drm_crtc_helper_funcs.get_scanout_position()

[Philippe CORNU]

Dear Thomas,
Thank you for your patch,
For this stm part,
Acked-by: Philippe Cornu <philippe.cornu at st.com>

Philippe :-)

On 1/23/20 2:59 PM, Thomas Zimmermann wrote:
> The callback struct drm_driver.get_scanout_position() is deprecated in
> favor of struct drm_crtc_helper_funcs.get_scanout_position(). Convert stm
> over.
> 
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
> Tested-by: Yannick Fertré <yannick.fertre at st.com>
> ---
>   drivers/gpu/drm/stm/drv.c  |  1 -
>   drivers/gpu/drm/stm/ltdc.c | 65 ++++++++++++++++++++------------------
>   drivers/gpu/drm/stm/ltdc.h |  5 ---
>   3 files changed, 34 insertions(+), 37 deletions(-)
> 
> diff --git a/drivers/gpu/drm/stm/drv.c b/drivers/gpu/drm/stm/drv.c
> index 5a9f9aca8bc2..486985604109 100644
> --- a/drivers/gpu/drm/stm/drv.c
> +++ b/drivers/gpu/drm/stm/drv.c
> @@ -72,7 +72,6 @@ static struct drm_driver drv_driver = {
>   	.gem_prime_vmap = drm_gem_cma_prime_vmap,
>   	.gem_prime_vunmap = drm_gem_cma_prime_vunmap,
>   	.gem_prime_mmap = drm_gem_cma_prime_mmap,
> -	.get_scanout_position = ltdc_crtc_scanoutpos,
>   	.get_vblank_timestamp = drm_calc_vbltimestamp_from_scanoutpos,
>   };
>   
> diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c
> index c2815e8ae1da..8b6d1a2252e3 100644
> --- a/drivers/gpu/drm/stm/ltdc.c
> +++ b/drivers/gpu/drm/stm/ltdc.c
> @@ -636,38 +636,13 @@ static void ltdc_crtc_atomic_flush(struct drm_crtc *crtc,
>   	}
>   }
>   
> -static const struct drm_crtc_helper_funcs ltdc_crtc_helper_funcs = {
> -	.mode_valid = ltdc_crtc_mode_valid,
> -	.mode_fixup = ltdc_crtc_mode_fixup,
> -	.mode_set_nofb = ltdc_crtc_mode_set_nofb,
> -	.atomic_flush = ltdc_crtc_atomic_flush,
> -	.atomic_enable = ltdc_crtc_atomic_enable,
> -	.atomic_disable = ltdc_crtc_atomic_disable,
> -};
> -
> -static int ltdc_crtc_enable_vblank(struct drm_crtc *crtc)
> -{
> -	struct ltdc_device *ldev = crtc_to_ltdc(crtc);
> -
> -	DRM_DEBUG_DRIVER("\n");
> -	reg_set(ldev->regs, LTDC_IER, IER_LIE);
> -
> -	return 0;
> -}
> -
> -static void ltdc_crtc_disable_vblank(struct drm_crtc *crtc)
> -{
> -	struct ltdc_device *ldev = crtc_to_ltdc(crtc);
> -
> -	DRM_DEBUG_DRIVER("\n");
> -	reg_clear(ldev->regs, LTDC_IER, IER_LIE);
> -}
> -
> -bool ltdc_crtc_scanoutpos(struct drm_device *ddev, unsigned int pipe,
> -			  bool in_vblank_irq, int *vpos, int *hpos,
> -			  ktime_t *stime, ktime_t *etime,
> -			  const struct drm_display_mode *mode)
> +static bool ltdc_crtc_get_scanout_position(struct drm_crtc *crtc,
> +					   bool in_vblank_irq,
> +					   int *vpos, int *hpos,
> +					   ktime_t *stime, ktime_t *etime,
> +					   const struct drm_display_mode *mode)
>   {
> +	struct drm_device *ddev = crtc->dev;
>   	struct ltdc_device *ldev = ddev->dev_private;
>   	int line, vactive_start, vactive_end, vtotal;
>   
> @@ -710,6 +685,34 @@ bool ltdc_crtc_scanoutpos(struct drm_device *ddev, unsigned int pipe,
>   	return true;
>   }
>   
> +static const struct drm_crtc_helper_funcs ltdc_crtc_helper_funcs = {
> +	.mode_valid = ltdc_crtc_mode_valid,
> +	.mode_fixup = ltdc_crtc_mode_fixup,
> +	.mode_set_nofb = ltdc_crtc_mode_set_nofb,
> +	.atomic_flush = ltdc_crtc_atomic_flush,
> +	.atomic_enable = ltdc_crtc_atomic_enable,
> +	.atomic_disable = ltdc_crtc_atomic_disable,
> +	.get_scanout_position = ltdc_crtc_get_scanout_position,
> +};
> +
> +static int ltdc_crtc_enable_vblank(struct drm_crtc *crtc)
> +{
> +	struct ltdc_device *ldev = crtc_to_ltdc(crtc);
> +
> +	DRM_DEBUG_DRIVER("\n");
> +	reg_set(ldev->regs, LTDC_IER, IER_LIE);
> +
> +	return 0;
> +}
> +
> +static void ltdc_crtc_disable_vblank(struct drm_crtc *crtc)
> +{
> +	struct ltdc_device *ldev = crtc_to_ltdc(crtc);
> +
> +	DRM_DEBUG_DRIVER("\n");
> +	reg_clear(ldev->regs, LTDC_IER, IER_LIE);
> +}
> +
>   static const struct drm_crtc_funcs ltdc_crtc_funcs = {
>   	.destroy = drm_crtc_cleanup,
>   	.set_config = drm_atomic_helper_set_config,
> diff --git a/drivers/gpu/drm/stm/ltdc.h b/drivers/gpu/drm/stm/ltdc.h
> index a1ad0ae3b006..c5467d74e707 100644
> --- a/drivers/gpu/drm/stm/ltdc.h
> +++ b/drivers/gpu/drm/stm/ltdc.h
> @@ -39,11 +39,6 @@ struct ltdc_device {
>   	struct drm_atomic_state *suspend_state;
>   };
>   
> -bool ltdc_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe,
> -			  bool in_vblank_irq, int *vpos, int *hpos,
> -			  ktime_t *stime, ktime_t *etime,
> -			  const struct drm_display_mode *mode);
> -
>   int ltdc_load(struct drm_device *ddev);
>   void ltdc_unload(struct drm_device *ddev);
>   void ltdc_suspend(struct drm_device *ddev);
>