public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Aradhya Bhatia <aradhya.bhatia@linux.dev>
To: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>,
	Dmitry Baryshkov <lumag@kernel.org>,
	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>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>
Cc: DRI Development List <dri-devel@lists.freedesktop.org>,
	Linux Kernel List <linux-kernel@vger.kernel.org>,
	Devarsh Thakkar <devarsht@ti.com>,
	Aradhya Bhatia <aradhya.bhatia@linux.dev>
Subject: [PATCH] drm/bridge: cdns-dsi: Fix the _atomic_check()
Date: Thu, 10 Apr 2025 19:16:46 +0530	[thread overview]
Message-ID: <20250410134646.96811-1-aradhya.bhatia@linux.dev> (raw)

Use the "adjusted_mode" for the dsi configuration check, as that is the
more appropriate display_mode for validation, and later bridge enable.

Also, fix the mode_valid_check parameter from false to true, as the dsi
configuration check is taking place during the check-phase, and the
crtc_* mode values are not expected to be populated yet.

Fixes: a53d987756ea ("drm/bridge: cdns-dsi: Move DSI mode check to _atomic_check()")
Signed-off-by: Aradhya Bhatia <aradhya.bhatia@linux.dev>
---
 drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
index b022dd6e6b6e..1c3fefce5fd2 100644
--- a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
@@ -989,10 +989,10 @@ static int cdns_dsi_bridge_atomic_check(struct drm_bridge *bridge,
 	struct cdns_dsi_input *input = bridge_to_cdns_dsi_input(bridge);
 	struct cdns_dsi *dsi = input_to_dsi(input);
 	struct cdns_dsi_bridge_state *dsi_state = to_cdns_dsi_bridge_state(bridge_state);
-	const struct drm_display_mode *mode = &crtc_state->mode;
+	const struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode;
 	struct cdns_dsi_cfg *dsi_cfg = &dsi_state->dsi_cfg;
 
-	return cdns_dsi_check_conf(dsi, mode, dsi_cfg, false);
+	return cdns_dsi_check_conf(dsi, adjusted_mode, dsi_cfg, true);
 }
 
 static struct drm_bridge_state *

base-commit: 0ac7ad5e352dcf18a4d42a4671f7cda69847712b
-- 
2.34.1


             reply	other threads:[~2025-04-10 13:46 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-10 13:46 Aradhya Bhatia [this message]
2025-04-11 11:46 ` [PATCH] drm/bridge: cdns-dsi: Fix the _atomic_check() Tomi Valkeinen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20250410134646.96811-1-aradhya.bhatia@linux.dev \
    --to=aradhya.bhatia@linux.dev \
    --cc=Laurent.pinchart@ideasonboard.com \
    --cc=airlied@gmail.com \
    --cc=andrzej.hajda@intel.com \
    --cc=devarsht@ti.com \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=jernej.skrabec@gmail.com \
    --cc=jonas@kwiboo.se \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lumag@kernel.org \
    --cc=maarten.lankhorst@linux.intel.com \
    --cc=mripard@kernel.org \
    --cc=neil.armstrong@linaro.org \
    --cc=rfoss@kernel.org \
    --cc=simona@ffwll.ch \
    --cc=tomi.valkeinen@ideasonboard.com \
    --cc=tzimmermann@suse.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox