[PATCH v6 6/6] drm: exynos: dsi: Switch to atomic funcs

[Marek Szyprowski]

On 03.03.2022 17:36, Jagan Teki wrote:
> The new support drm bridges are moving towards atomic functions.
>
> Replace atomic version of functions to continue the transition
> to the atomic API.
>
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>

Acked-by: Marek Szyprowski <m.szyprowski at samsung.com>

Tested-by: Marek Szyprowski <m.szyprowski at samsung.com>

> ---
> Changes for v6, v5, v4, v3:
> - none
>
>   drivers/gpu/drm/exynos/exynos_drm_dsi.c | 25 ++++++++++++++++---------
>   1 file changed, 16 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> index 59a4f7f52180..06130eee8df8 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
> @@ -1358,7 +1358,8 @@ static void exynos_dsi_unregister_te_irq(struct exynos_dsi *dsi)
>   	}
>   }
>   
> -static void exynos_dsi_pre_enable(struct drm_bridge *bridge)
> +static void exynos_dsi_atomic_pre_enable(struct drm_bridge *bridge,
> +					 struct drm_bridge_state *old_bridge_state)
>   {
>   	struct exynos_dsi *dsi = bridge_to_dsi(bridge);
>   	int ret;
> @@ -1375,7 +1376,8 @@ static void exynos_dsi_pre_enable(struct drm_bridge *bridge)
>   	dsi->state |= DSIM_STATE_ENABLED;
>   }
>   
> -static void exynos_dsi_enable(struct drm_bridge *bridge)
> +static void exynos_dsi_atomic_enable(struct drm_bridge *bridge,
> +				     struct drm_bridge_state *old_bridge_state)
>   {
>   	struct exynos_dsi *dsi = bridge_to_dsi(bridge);
>   
> @@ -1387,7 +1389,8 @@ static void exynos_dsi_enable(struct drm_bridge *bridge)
>   	return;
>   }
>   
> -static void exynos_dsi_disable(struct drm_bridge *bridge)
> +static void exynos_dsi_atomic_disable(struct drm_bridge *bridge,
> +				      struct drm_bridge_state *old_bridge_state)
>   {
>   	struct exynos_dsi *dsi = bridge_to_dsi(bridge);
>   
> @@ -1397,7 +1400,8 @@ static void exynos_dsi_disable(struct drm_bridge *bridge)
>   	dsi->state &= ~DSIM_STATE_VIDOUT_AVAILABLE;
>   }
>   
> -static void exynos_dsi_post_disable(struct drm_bridge *bridge)
> +static void exynos_dsi_atomic_post_disable(struct drm_bridge *bridge,
> +					   struct drm_bridge_state *old_bridge_state)
>   {
>   	struct exynos_dsi *dsi = bridge_to_dsi(bridge);
>   
> @@ -1425,10 +1429,13 @@ static int exynos_dsi_attach(struct drm_bridge *bridge,
>   }
>   
>   static const struct drm_bridge_funcs exynos_dsi_bridge_funcs = {
> -	.pre_enable			= exynos_dsi_pre_enable,
> -	.enable				= exynos_dsi_enable,
> -	.disable			= exynos_dsi_disable,
> -	.post_disable			= exynos_dsi_post_disable,
> +	.atomic_duplicate_state		= drm_atomic_helper_bridge_duplicate_state,
> +	.atomic_destroy_state		= drm_atomic_helper_bridge_destroy_state,
> +	.atomic_reset			= drm_atomic_helper_bridge_reset,
> +	.atomic_pre_enable		= exynos_dsi_atomic_pre_enable,
> +	.atomic_enable			= exynos_dsi_atomic_enable,
> +	.atomic_disable			= exynos_dsi_atomic_disable,
> +	.atomic_post_disable		= exynos_dsi_atomic_post_disable,
>   	.mode_set			= exynos_dsi_mode_set,
>   	.attach				= exynos_dsi_attach,
>   };
> @@ -1597,7 +1604,7 @@ static void exynos_dsi_unbind(struct device *dev, struct device *master,
>   {
>   	struct exynos_dsi *dsi = dev_get_drvdata(dev);
>   
> -	exynos_dsi_disable(&dsi->bridge);
> +	exynos_dsi_atomic_disable(&dsi->bridge, NULL);
>   
>   	mipi_dsi_host_unregister(&dsi->dsi_host);
>   }

Best regards
-- 
Marek Szyprowski, PhD
Samsung R&D Institute Poland