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[73.25.156.94]) by smtp.gmail.com with ESMTPSA id q1sm750673pfn.6.2021.08.11.16.51.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Aug 2021 16:51:02 -0700 (PDT) From: Rob Clark To: dri-devel@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, Laurent Pinchart , Stephen Boyd , Douglas Anderson , Rob Clark , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , David Airlie , Daniel Vetter , Jagan Teki , linux-kernel@vger.kernel.org (open list) Subject: [PATCH 1/4] drm/bridge: ti-sn65dsi86: Avoid creating multiple connectors Date: Wed, 11 Aug 2021 16:52:47 -0700 Message-Id: <20210811235253.924867-2-robdclark@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210811235253.924867-1-robdclark@gmail.com> References: <20210811235253.924867-1-robdclark@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Rob Clark If we created our own connector because the driver does not support the NO_CONNECTOR flag, we don't want the downstream bridge to *also* create a connector. And if this driver did pass the NO_CONNECTOR flag (and we supported that mode) this would change nothing. Fixes: 4e5763f03e10 ("drm/bridge: ti-sn65dsi86: Wrap panel with panel-bridge") Signed-off-by: Rob Clark --- drivers/gpu/drm/bridge/ti-sn65dsi86.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index 9bf889302bcc..5d3b30b2f547 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -736,6 +736,9 @@ static int ti_sn_bridge_attach(struct drm_bridge *bridge, } pdata->dsi = dsi; + /* We never want the next bridge to *also* create a connector: */ + flags |= DRM_BRIDGE_ATTACH_NO_CONNECTOR; + /* Attach the next bridge */ ret = drm_bridge_attach(bridge->encoder, pdata->next_bridge, &pdata->bridge, flags); -- 2.31.1