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a=rsa-sha256; c=relaxed/relaxed; d=ew.tq-group.com; s=dkim; t=1729236746; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=iD4e3E6WAb3v3t3LKPK8kagukMfYt9x+P4AkPaprOXM=; b=M2CewintWs1uqCXwnMPUcVGIgkNZwGx05Xj/m43DnyXgqZOPCN2RQrUa55HHdXP/wMOzXU dMrwvNEJVLtiTcJdKSNSo+dJGuWtcimQoFMGSqaIh9pUekPd/a3ul7jtbWSu9GnaKCBMwp DDG3rd4DE1jvGaA2OO/Ff17o/XuDEOtlbUqf99Xz4xrkHCkLw9p++mm5LVrQd2ona9hunw kB+16dDFE+uZF+7dU+v1iAbGV6WnR5RFvUsFUcr7HeDbZfU9JtyhuvO6rxXGuMpy2dj1y2 VyDSh+LhZEz4RBCtvZcX/TVkgstDPntK8nNDApeoajNaj9yaRnN9ZlHteOEM3g== From: Alexander Stein To: devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, andrzej.hajda@intel.com, neil.armstrong@linaro.org, rfoss@kernel.org, Laurent.pinchart@ideasonboard.com, jonas@kwiboo.se, jernej.skrabec@gmail.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch, marex@denx.de, stefan@agner.ch, dmitry.baryshkov@linaro.org, Liu Ying Subject: Re: [PATCH 4/5] drm/bridge: imx8mp-hdmi-tx: Set output_port to 1 Date: Fri, 18 Oct 2024 09:32:22 +0200 Message-ID: <46745071.fMDQidcC6G@steina-w> Organization: TQ-Systems GmbH In-Reply-To: <20241018064813.2750016-5-victor.liu@nxp.com> References: <20241018064813.2750016-1-victor.liu@nxp.com> <20241018064813.2750016-5-victor.liu@nxp.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" X-Last-TLS-Session-Version: TLSv1.3 Hi, Am Freitag, 18. Oktober 2024, 08:48:12 CEST schrieb Liu Ying: > Set DW HDMI platform data's output_port to 1 in imx8mp_dw_hdmi_probe() > so that dw_hdmi_probe() called by imx8mp_dw_hdmi_probe() can tell the > DW HDMI bridge core driver about the output port we are using, hence > the next bridge can be found in dw_hdmi_parse_dt() according to the port > index, and furthermore the next bridge can be attached to bridge chain in > dw_hdmi_bridge_attach() when the DRM_BRIDGE_ATTACH_NO_CONNECTOR flag is > set. The output_port value aligns to the value used by devicetree. > This is a preparation for making the i.MX8MP LCDIF driver use > drm_bridge_connector which requires the DRM_BRIDGE_ATTACH_NO_CONNECTOR > flag. >=20 > Signed-off-by: Liu Ying Reviewed-by: Alexander Stein > --- > drivers/gpu/drm/bridge/imx/imx8mp-hdmi-tx.c | 1 + > 1 file changed, 1 insertion(+) >=20 > diff --git a/drivers/gpu/drm/bridge/imx/imx8mp-hdmi-tx.c b/drivers/gpu/dr= m/bridge/imx/imx8mp-hdmi-tx.c > index 8fcc6d18f4ab..54a53f96929a 100644 > --- a/drivers/gpu/drm/bridge/imx/imx8mp-hdmi-tx.c > +++ b/drivers/gpu/drm/bridge/imx/imx8mp-hdmi-tx.c > @@ -96,6 +96,7 @@ static int imx8mp_dw_hdmi_probe(struct platform_device = *pdev) > return dev_err_probe(dev, PTR_ERR(hdmi->pixclk), > "Unable to get pixel clock\n"); > =20 > + plat_data->output_port =3D 1; > plat_data->mode_valid =3D imx8mp_hdmi_mode_valid; > plat_data->phy_ops =3D &imx8mp_hdmi_phy_ops; > plat_data->phy_name =3D "SAMSUNG HDMI TX PHY"; >=20 =2D-=20 TQ-Systems GmbH | M=FChlstra=DFe 2, Gut Delling | 82229 Seefeld, Germany Amtsgericht M=FCnchen, HRB 105018 Gesch=E4ftsf=FChrer: Detlef Schneider, R=FCdiger Stahl, Stefan Schneider http://www.tq-group.com/