[PATCH v3 1/7] drm/vc4: hvs: Align the HVS atomic hooks to the new API

[Thomas Zimmermann]

Am 01.12.20 um 14:12 schrieb Maxime Ripard:
> Since the CRTC setup in vc4 is split between the PixelValves/TXP and the
> HVS, only the PV/TXP atomic hooks were updated in the previous commits, but
> it makes sense to update the HVS ones too.
> 
> Signed-off-by: Maxime Ripard <maxime at cerno.tech>

Looks correct.

Reviewed-by: Thomas Zimmermann <tzimmermann at suse.de>

> ---
>   drivers/gpu/drm/vc4/vc4_crtc.c | 4 +---
>   drivers/gpu/drm/vc4/vc4_drv.h  | 4 ++--
>   drivers/gpu/drm/vc4/vc4_hvs.c  | 8 +++++---
>   drivers/gpu/drm/vc4/vc4_txp.c  | 8 ++------
>   4 files changed, 10 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
> index 06088854c647..e02e499885ed 100644
> --- a/drivers/gpu/drm/vc4/vc4_crtc.c
> +++ b/drivers/gpu/drm/vc4/vc4_crtc.c
> @@ -503,8 +503,6 @@ static void vc4_crtc_atomic_disable(struct drm_crtc *crtc,
>   static void vc4_crtc_atomic_enable(struct drm_crtc *crtc,
>   				   struct drm_atomic_state *state)
>   {
> -	struct drm_crtc_state *old_state = drm_atomic_get_old_crtc_state(state,
> -									 crtc);
>   	struct drm_device *dev = crtc->dev;
>   	struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
>   	struct drm_encoder *encoder = vc4_get_crtc_encoder(crtc);
> @@ -517,7 +515,7 @@ static void vc4_crtc_atomic_enable(struct drm_crtc *crtc,
>   	 */
>   	drm_crtc_vblank_on(crtc);
>   
> -	vc4_hvs_atomic_enable(crtc, old_state);
> +	vc4_hvs_atomic_enable(crtc, state);
>   
>   	if (vc4_encoder->pre_crtc_configure)
>   		vc4_encoder->pre_crtc_configure(encoder);
> diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h
> index c5f2944d5bc6..c47c85533805 100644
> --- a/drivers/gpu/drm/vc4/vc4_drv.h
> +++ b/drivers/gpu/drm/vc4/vc4_drv.h
> @@ -918,8 +918,8 @@ extern struct platform_driver vc4_hvs_driver;
>   void vc4_hvs_stop_channel(struct drm_device *dev, unsigned int output);
>   int vc4_hvs_get_fifo_from_output(struct drm_device *dev, unsigned int output);
>   int vc4_hvs_atomic_check(struct drm_crtc *crtc, struct drm_crtc_state *state);
> -void vc4_hvs_atomic_enable(struct drm_crtc *crtc, struct drm_crtc_state *old_state);
> -void vc4_hvs_atomic_disable(struct drm_crtc *crtc, struct drm_crtc_state *old_state);
> +void vc4_hvs_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_state *state);
> +void vc4_hvs_atomic_disable(struct drm_crtc *crtc, struct drm_atomic_state *state);
>   void vc4_hvs_atomic_flush(struct drm_crtc *crtc, struct drm_crtc_state *state);
>   void vc4_hvs_dump_state(struct drm_device *dev);
>   void vc4_hvs_unmask_underrun(struct drm_device *dev, int channel);
> diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c
> index b72b2bd05a81..04396dec63fc 100644
> --- a/drivers/gpu/drm/vc4/vc4_hvs.c
> +++ b/drivers/gpu/drm/vc4/vc4_hvs.c
> @@ -391,11 +391,12 @@ static void vc4_hvs_update_dlist(struct drm_crtc *crtc)
>   }
>   
>   void vc4_hvs_atomic_enable(struct drm_crtc *crtc,
> -			   struct drm_crtc_state *old_state)
> +			   struct drm_atomic_state *state)
>   {
>   	struct drm_device *dev = crtc->dev;
>   	struct vc4_dev *vc4 = to_vc4_dev(dev);
> -	struct vc4_crtc_state *vc4_state = to_vc4_crtc_state(crtc->state);
> +	struct drm_crtc_state *new_crtc_state = drm_atomic_get_new_crtc_state(state, crtc);
> +	struct vc4_crtc_state *vc4_state = to_vc4_crtc_state(new_crtc_state);
>   	struct drm_display_mode *mode = &crtc->state->adjusted_mode;
>   	bool oneshot = vc4_state->feed_txp;
>   
> @@ -404,9 +405,10 @@ void vc4_hvs_atomic_enable(struct drm_crtc *crtc,
>   }
>   
>   void vc4_hvs_atomic_disable(struct drm_crtc *crtc,
> -			    struct drm_crtc_state *old_state)
> +			    struct drm_atomic_state *state)
>   {
>   	struct drm_device *dev = crtc->dev;
> +	struct drm_crtc_state *old_state = drm_atomic_get_old_crtc_state(state, crtc);
>   	struct vc4_crtc_state *vc4_state = to_vc4_crtc_state(old_state);
>   	unsigned int chan = vc4_state->assigned_channel;
>   
> diff --git a/drivers/gpu/drm/vc4/vc4_txp.c b/drivers/gpu/drm/vc4/vc4_txp.c
> index 34612edcabbd..4a26750b5e93 100644
> --- a/drivers/gpu/drm/vc4/vc4_txp.c
> +++ b/drivers/gpu/drm/vc4/vc4_txp.c
> @@ -406,23 +406,19 @@ static int vc4_txp_atomic_check(struct drm_crtc *crtc,
>   static void vc4_txp_atomic_enable(struct drm_crtc *crtc,
>   				  struct drm_atomic_state *state)
>   {
> -	struct drm_crtc_state *old_state = drm_atomic_get_old_crtc_state(state,
> -									 crtc);
>   	drm_crtc_vblank_on(crtc);
> -	vc4_hvs_atomic_enable(crtc, old_state);
> +	vc4_hvs_atomic_enable(crtc, state);
>   }
>   
>   static void vc4_txp_atomic_disable(struct drm_crtc *crtc,
>   				   struct drm_atomic_state *state)
>   {
> -	struct drm_crtc_state *old_state = drm_atomic_get_old_crtc_state(state,
> -									 crtc);
>   	struct drm_device *dev = crtc->dev;
>   
>   	/* Disable vblank irq handling before crtc is disabled. */
>   	drm_crtc_vblank_off(crtc);
>   
> -	vc4_hvs_atomic_disable(crtc, old_state);
> +	vc4_hvs_atomic_disable(crtc, state);
>   
>   	/*
>   	 * Make sure we issue a vblank event after disabling the CRTC if
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer

-------------- next part --------------
A non-text attachment was scrubbed...
Name: OpenPGP_signature
Type: application/pgp-signature
Size: 840 bytes
Desc: OpenPGP digital signature
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20201201/918a5433/attachment-0001.sig>