[PATCH 7/8] drm: Add old state pointer to CRTC .enable() helper function

[Vincent ABRIOU]

On 06/27/2017 11:16 PM, Laurent Pinchart wrote:
> The old state is useful for drivers that need to perform operations at
> enable time that depend on the transition between the old and new
> states.
> 
> While at it, rename the operation to .atomic_enable() to be consistent
> with .atomic_disable(), as the .enable() operation is used by atomic
> helpers only.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas at ideasonboard.com>
> ---
>   drivers/gpu/drm/arc/arcpgu_crtc.c               |  5 ++--
>   drivers/gpu/drm/arm/hdlcd_crtc.c                |  5 ++--
>   drivers/gpu/drm/arm/malidp_crtc.c               |  5 ++--
>   drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c  |  5 ++--
>   drivers/gpu/drm/drm_atomic_helper.c             |  7 +++--
>   drivers/gpu/drm/drm_simple_kms_helper.c         |  5 ++--
>   drivers/gpu/drm/exynos/exynos_drm_crtc.c        |  5 ++--
>   drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.c      |  5 ++--
>   drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c  |  5 ++--
>   drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c |  5 ++--
>   drivers/gpu/drm/imx/ipuv3-crtc.c                |  5 ++--
>   drivers/gpu/drm/mediatek/mtk_drm_crtc.c         |  5 ++--
>   drivers/gpu/drm/meson/meson_crtc.c              |  5 ++--
>   drivers/gpu/drm/msm/mdp/mdp4/mdp4_crtc.c        |  5 ++--
>   drivers/gpu/drm/msm/mdp/mdp5/mdp5_crtc.c        |  5 ++--
>   drivers/gpu/drm/omapdrm/omap_crtc.c             |  5 ++--
>   drivers/gpu/drm/qxl/qxl_display.c               |  5 ++--
>   drivers/gpu/drm/rcar-du/rcar_du_crtc.c          |  5 ++--
>   drivers/gpu/drm/rockchip/rockchip_drm_vop.c     |  5 ++--
>   drivers/gpu/drm/sti/sti_crtc.c                  |  5 ++--

For sti:

Acked-by: Vincent Abriou <vincent.abriou at st.com>