From mboxrd@z Thu Jan 1 00:00:00 1970 From: Philipp Zabel Subject: [PATCH v5 02/11] staging: imx-drm-core: use of_graph_parse_endpoint Date: Wed, 5 Mar 2014 10:20:53 +0100 Message-ID: <1394011262-16849-3-git-send-email-p.zabel@pengutronix.de> References: <1394011262-16849-1-git-send-email-p.zabel@pengutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1394011262-16849-1-git-send-email-p.zabel@pengutronix.de> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: driverdev-devel-bounces@linuxdriverproject.org To: Russell King - ARM Linux Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, Philipp Zabel , David Airlie , Greg Kroah-Hartman , dri-devel@lists.freedesktop.org, kernel@pengutronix.de, Grant Likely , Shawn Guo , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org Using of_graph_parse_endpoint recovers the port id from an endpoint device tree node. This just replaces an open coded read of the "reg" property. Signed-off-by: Philipp Zabel --- drivers/staging/imx-drm/imx-drm-core.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/imx-drm/imx-drm-core.c b/drivers/staging/imx-drm/imx-drm-core.c index ecfc88b..4144a75 100644 --- a/drivers/staging/imx-drm/imx-drm-core.c +++ b/drivers/staging/imx-drm/imx-drm-core.c @@ -501,8 +501,9 @@ int imx_drm_encoder_get_mux_id(struct device_node *node, { struct imx_drm_crtc *imx_crtc = imx_drm_find_crtc(encoder->crtc); struct device_node *ep = NULL; + struct of_endpoint endpoint; struct device_node *port; - int id, ret; + int ret; if (!node || !imx_crtc) return -EINVAL; @@ -515,9 +516,8 @@ int imx_drm_encoder_get_mux_id(struct device_node *node, port = of_graph_get_remote_port(ep); of_node_put(port); if (port == imx_crtc->port) { - ret = of_property_read_u32(ep->parent, "reg", &id); - of_node_put(ep); - return ret ? ret : id; + ret = of_graph_parse_endpoint(ep, &endpoint); + return ret ? ret : endpoint.id; } } while (ep); -- 1.9.0.rc3 From mboxrd@z Thu Jan 1 00:00:00 1970 From: p.zabel@pengutronix.de (Philipp Zabel) Date: Wed, 5 Mar 2014 10:20:53 +0100 Subject: [PATCH v5 02/11] staging: imx-drm-core: use of_graph_parse_endpoint In-Reply-To: <1394011262-16849-1-git-send-email-p.zabel@pengutronix.de> References: <1394011262-16849-1-git-send-email-p.zabel@pengutronix.de> Message-ID: <1394011262-16849-3-git-send-email-p.zabel@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Using of_graph_parse_endpoint recovers the port id from an endpoint device tree node. This just replaces an open coded read of the "reg" property. Signed-off-by: Philipp Zabel --- drivers/staging/imx-drm/imx-drm-core.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/staging/imx-drm/imx-drm-core.c b/drivers/staging/imx-drm/imx-drm-core.c index ecfc88b..4144a75 100644 --- a/drivers/staging/imx-drm/imx-drm-core.c +++ b/drivers/staging/imx-drm/imx-drm-core.c @@ -501,8 +501,9 @@ int imx_drm_encoder_get_mux_id(struct device_node *node, { struct imx_drm_crtc *imx_crtc = imx_drm_find_crtc(encoder->crtc); struct device_node *ep = NULL; + struct of_endpoint endpoint; struct device_node *port; - int id, ret; + int ret; if (!node || !imx_crtc) return -EINVAL; @@ -515,9 +516,8 @@ int imx_drm_encoder_get_mux_id(struct device_node *node, port = of_graph_get_remote_port(ep); of_node_put(port); if (port == imx_crtc->port) { - ret = of_property_read_u32(ep->parent, "reg", &id); - of_node_put(ep); - return ret ? ret : id; + ret = of_graph_parse_endpoint(ep, &endpoint); + return ret ? ret : endpoint.id; } } while (ep); -- 1.9.0.rc3