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bh=Cma+Srfk20qGsHCkoDcXPBTLFyzqck33dFJ5ZFim5Pg=; b=BtVjb9AHzge0TznNYOjLnxtsiWvJEfDOrwMXLBJb79bk4jpqdEcDcvupzt5i3Ru4DfB+Re 1C80V0Ms2Va8JosZlaHa2LidkYDeXsTmVeHgoC/zZ1fWDZtaTtLQ7muvDbXUFrMPZ9WNVY NUaeGXsqywCGKAEg18bXEN+SnAPcmMiGWfncsHn3G6QIhfqaGN254zUBOOLnsH0DqWwPOQ VSDHLgxEo85+8lDBAeS3f3SCbCzdE73xJxs88/uyfWyViR3Fz1iGFWtVBBSRveiBuQXPrb VvGNLzgeFKGoQlf7QzYnbNUbsFqoGDQtJUDwT30+E/XEUoBQv4Rs+OdUrcBz/g== From: Luca Ceresoli <luca.ceresoli@bootlin.com> Date: Wed, 25 Jun 2025 18:45:07 +0200 Subject: [PATCH 03/32] drm/bridge: nwl-dsi: remove redundant lanes number check Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: <linux-sunxi.lists.linux.dev> List-Subscribe: <mailto:linux-sunxi+subscribe@lists.linux.dev> List-Unsubscribe: <mailto:linux-sunxi+unsubscribe@lists.linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250625-drm-dsi-host-no-device-ptr-v1-3-e36bc258a7c5@bootlin.com> References: <20250625-drm-dsi-host-no-device-ptr-v1-0-e36bc258a7c5@bootlin.com> In-Reply-To: <20250625-drm-dsi-host-no-device-ptr-v1-0-e36bc258a7c5@bootlin.com> To: 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>, 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>, Inki Dae <inki.dae@samsung.com>, Jagan Teki <jagan@amarulasolutions.com>, Marek Szyprowski <m.szyprowski@samsung.com>, Jani Nikula <jani.nikula@linux.intel.com>, Dmitry Baryshkov <lumag@kernel.org> Cc: Hui Pu <Hui.Pu@gehealthcare.com>, Thomas Petazzoni <thomas.petazzoni@bootlin.com>, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev, Luca Ceresoli <luca.ceresoli@bootlin.com> X-Mailer: b4 0.14.2 X-GND-State: clean X-GND-Score: -100 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeeffedrtddvgddvfedvkecutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfitefpfffkpdcuggftfghnshhusghstghrihgsvgenuceurghilhhouhhtmecufedtudenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujfgurhephfffufggtgfgkfhfjgfvvefosehtjeertdertdejnecuhfhrohhmpefnuhgtrgcuvegvrhgvshholhhiuceolhhutggrrdgtvghrvghsohhlihessghoohhtlhhinhdrtghomheqnecuggftrfgrthhtvghrnhepieeiuedvffetgfeuudelheeutefggfejieettdetteekueeuueeukeevvedvueevnecukfhppedvrgdtvdemieejtdemvddtvddtmegvrgdtudemsggvgedumeelhegvjeemfeegfeemledufegvnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehinhgvthepvdgrtddvmeeijedtmedvtddvtdemvggrtddumegsvgegudemleehvgejmeefgeefmeeludefvgdphhgvlhhopegludelvddrudeikedrudejkedrjeehngdpmhgrihhlfhhrohhmpehluhgtrgdrtggvrhgvshholhhisegsohhothhlihhnrdgtohhmpdhnsggprhgtphhtthhopedvvddprhgtphhtthhopehjohhnrghssehkfihisghoohdrshgvpdhrtghpthhtohepthhhohhmrghsrdhpvghtrgiiiihonhhisegsohhothhlihhnrdgtohhmpdhrtghpthhtoheplhhinhhugidqshhunhigiheslhhishhtshdrlhhinhhugidruggvvhdpr hgtphhtthhopehmrdhsiiihphhrohifshhkihesshgrmhhsuhhnghdrtghomhdprhgtphhtthhopehrfhhoshhssehkvghrnhgvlhdrohhrghdprhgtphhtthhopehmrggrrhhtvghnrdhlrghnkhhhohhrshhtsehlihhnuhigrdhinhhtvghlrdgtohhmpdhrtghpthhtohepnhgvihhlrdgrrhhmshhtrhhonhhgsehlihhnrghrohdrohhrghdprhgtphhtthhopehjrghnihdrnhhikhhulhgrsehlihhnuhigrdhinhhtvghlrdgtohhm X-GND-Sasl: luca.ceresoli@bootlin.com Status: O |
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drm/mipi-dsi: avoid DSI host drivers to have pointers to DSI devices
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Commit Message
Luca Ceresoli
June 25, 2025, 4:45 p.m. UTC
Checking that the number of lanes is > 0 is now done by the DRM MIPI DSI
core in mipi_dsi_attach().
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
---
drivers/gpu/drm/bridge/nwl-dsi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c index 2f7429b24fc20db104dec17182f1119c6c75e600..ccce663192b35a795dad8cb479203d05b414173b 100644 --- a/drivers/gpu/drm/bridge/nwl-dsi.c +++ b/drivers/gpu/drm/bridge/nwl-dsi.c @@ -352,7 +352,7 @@ static int nwl_dsi_host_attach(struct mipi_dsi_host *dsi_host, DRM_DEV_INFO(dev, "lanes=%u, format=0x%x flags=0x%lx\n", device->lanes, device->format, device->mode_flags); - if (device->lanes < 1 || device->lanes > 4) + if (device->lanes > 4) return -EINVAL; dsi->lanes = device->lanes;