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From: Thomas Zimmermann <tzimmermann@suse.de>
To: Maxime Ripard <mripard@kernel.org>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Jyri Sarha <jyri.sarha@iki.fi>,
	Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Cc: Devarsh Thakkar <devarsht@ti.com>,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 12/29] drm/atomic_helper: Pass nonblock to commit_tail
Date: Tue, 2 Sep 2025 15:46:18 +0200	[thread overview]
Message-ID: <e42e194d-a01c-4e5d-8acd-acedd96ad859@suse.de> (raw)
In-Reply-To: <20250902-drm-state-readout-v1-12-14ad5315da3f@kernel.org>



Am 02.09.25 um 10:32 schrieb Maxime Ripard:
> We'll need to know if a commit is blocking or non-blocking in
> commit_tail later on, so let's pass it along.
>
> Signed-off-by: Maxime Ripard <mripard@kernel.org>

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

> ---
>   drivers/gpu/drm/drm_atomic_helper.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
> index f59512476ebf2b48e1c7034950bcaf99237f03c6..14d9bc282ca570964e494936090898b2dc6bee31 100644
> --- a/drivers/gpu/drm/drm_atomic_helper.c
> +++ b/drivers/gpu/drm/drm_atomic_helper.c
> @@ -2332,11 +2332,11 @@ void drm_atomic_helper_commit_tail_rpm(struct drm_atomic_state *state)
>   
>   	drm_atomic_helper_cleanup_planes(dev, state);
>   }
>   EXPORT_SYMBOL(drm_atomic_helper_commit_tail_rpm);
>   
> -static void commit_tail(struct drm_atomic_state *state)
> +static void commit_tail(struct drm_atomic_state *state, bool nonblock)
>   {
>   	struct drm_device *dev = state->dev;
>   	const struct drm_mode_config_helper_funcs *funcs;
>   	struct drm_crtc_state *new_crtc_state;
>   	struct drm_crtc *crtc;
> @@ -2390,11 +2390,11 @@ static void commit_tail(struct drm_atomic_state *state)
>   static void commit_work(struct work_struct *work)
>   {
>   	struct drm_atomic_state *state = container_of(work,
>   						      struct drm_atomic_state,
>   						      commit_work);
> -	commit_tail(state);
> +	commit_tail(state, true);
>   }
>   
>   /**
>    * drm_atomic_helper_async_check - check if state can be committed asynchronously
>    * @dev: DRM device
> @@ -2610,11 +2610,11 @@ int drm_atomic_helper_commit(struct drm_device *dev,
>   
>   	drm_atomic_state_get(state);
>   	if (nonblock)
>   		queue_work(system_unbound_wq, &state->commit_work);
>   	else
> -		commit_tail(state);
> +		commit_tail(state, false);
>   
>   	return 0;
>   
>   err:
>   	drm_atomic_helper_unprepare_planes(dev, state);
>

-- 
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)



  reply	other threads:[~2025-09-02 13:46 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-02  8:32 [PATCH 00/29] drm: Implement state readout support Maxime Ripard
2025-09-02  8:32 ` [PATCH 01/29] drm/atomic: Document atomic state lifetime Maxime Ripard
2025-09-02 13:08   ` Thomas Zimmermann
2025-09-02 18:59     ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 02/29] drm/atomic: Fix unused but set warning in for_each_old_plane_in_state Maxime Ripard
2025-09-02 13:10   ` Thomas Zimmermann
2025-09-02 19:25   ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 03/29] drm/atomic: Fix unused but set warning in for_each_old_private_obj_in_state Maxime Ripard
2025-09-02 13:10   ` Thomas Zimmermann
2025-09-02 19:26   ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 04/29] drm/atomic_helper: Skip over NULL private_obj pointers Maxime Ripard
2025-09-02 13:13   ` Thomas Zimmermann
2025-09-02 19:29     ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 05/29] drm/atomic_state_helper: Fix bridge state initialization Maxime Ripard
2025-09-02 13:18   ` Thomas Zimmermann
2025-09-02 19:49   ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 06/29] drm/bridge: Implement atomic_print_state Maxime Ripard
2025-09-02 13:22   ` Thomas Zimmermann
2025-09-02 20:22     ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 07/29] drm/atomic: Implement drm_atomic_print_old_state Maxime Ripard
2025-09-02 13:26   ` Thomas Zimmermann
2025-09-02 20:35   ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 08/29] drm/atomic: Only call atomic_destroy_state on a !NULL pointer Maxime Ripard
2025-09-02 13:30   ` Thomas Zimmermann
2025-09-02 20:52   ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 09/29] drm/modeset: Create atomic_reset hook Maxime Ripard
2025-09-02 21:04   ` Laurent Pinchart
2025-09-02  8:32 ` [PATCH 10/29] drm/atomic: Add atomic_state_readout infrastructure Maxime Ripard
2025-09-02 13:44   ` Thomas Zimmermann
2025-09-02  8:32 ` [PATCH 11/29] drm/crtc: Drop no_vblank bit field Maxime Ripard
2025-09-02 13:45   ` Thomas Zimmermann
2025-09-02  8:32 ` [PATCH 12/29] drm/atomic_helper: Pass nonblock to commit_tail Maxime Ripard
2025-09-02 13:46   ` Thomas Zimmermann [this message]
2025-09-02  8:32 ` [PATCH 13/29] drm/atomic_helper: Compare actual and readout states once the commit is done Maxime Ripard
2025-09-02  8:32 ` [PATCH 14/29] drm/atomic_state_helper: Provide comparison macros Maxime Ripard
2025-09-02  8:32 ` [PATCH 15/29] drm/atomic_state_helper: Provide atomic_compare_state helpers Maxime Ripard
2025-09-02  8:32 ` [PATCH 16/29] drm/encoder: Create get_current_crtc hook Maxime Ripard
2025-09-02  8:32 ` [PATCH 17/29] drm/bridge_connector: Implement hw readout for connector Maxime Ripard
2025-09-02  8:32 ` [PATCH 18/29] drm/tidss: Convert to drm logging Maxime Ripard
2025-09-02 13:49   ` Thomas Zimmermann
2025-09-02  8:32 ` [PATCH 19/29] drm/tidss: Remove ftrace-like logs Maxime Ripard
2025-09-02 13:50   ` Thomas Zimmermann
2025-09-02  8:32 ` [PATCH 20/29] drm/tidss: crtc: Change variable name Maxime Ripard
2025-09-02 13:51   ` Thomas Zimmermann
2025-09-02  8:32 ` [PATCH 21/29] drm/tidss: crtc: Implement destroy_state Maxime Ripard
2025-09-02 13:52   ` Thomas Zimmermann
2025-09-02  8:32 ` [PATCH 22/29] drm/tidss: crtc: Cleanup reset implementation Maxime Ripard
2025-09-02 13:54   ` Thomas Zimmermann
2025-09-02  8:32 ` [PATCH 23/29] drm/tidss: dispc: Add format lookup by hw value Maxime Ripard
2025-09-02  8:32 ` [PATCH 24/29] drm/tidss: dispc: Improve mode checking logs Maxime Ripard
2025-09-02 14:06   ` Thomas Zimmermann
2025-09-02  8:32 ` [PATCH 25/29] drm/tidss: dispc: Move dispc_device definition to headers Maxime Ripard
2025-09-02  8:32 ` [PATCH 26/29] drm/tidss: dispc: make accessors accessible to other parts of the driver Maxime Ripard
2025-09-02  8:32 ` [PATCH 27/29] drm/tidss: Implement readout support Maxime Ripard
2025-09-02  8:32 ` [PATCH 28/29] drm/tidss: encoder: implement get_current_crtc Maxime Ripard
2025-09-02  8:32 ` [PATCH 29/29] drm/bridge: sii902x: Implement hw state readout Maxime Ripard
2025-09-02 14:13 ` [PATCH 00/29] drm: Implement state readout support Thomas Zimmermann

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