From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> To: "\"Uwe Kleine-König\"" <u.kleine-koenig@pengutronix.de>, "Alexey Brodkin" <abrodkin@synopsys.com>, "Daniel Vetter" <daniel@ffwll.ch>, "David Airlie" <airlied@gmail.com>, "Florian Fainelli" <florian.fainelli@broadcom.com>, "Helge Deller" <deller@gmx.de>, "Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>, "Maxime Ripard" <mripard@kernel.org>, "Neil Armstrong" <neil.armstrong@linaro.org>, "Rob Herring" <robh+dt@kernel.org>, "Thomas Zimmermann" <tzimmermann@suse.de>, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-fbdev@vger.kernel.org, linux-omap@vger.kernel.org, linux-rpi-kernel@lists.infradead.org Subject: [PATCH 2/2] video: fbdev: replace of_graph_get_next_endpoint() Date: Mon, 25 Mar 2024 02:57:29 +0000 [thread overview] Message-ID: <874jcv6msn.wl-kuninori.morimoto.gx@renesas.com> (raw) In-Reply-To: <877chr6mu5.wl-kuninori.morimoto.gx@renesas.com> From DT point of view, in general, drivers should be asking for a specific port number because their function is fixed in the binding. of_graph_get_next_endpoint() doesn't match to this concept. Simply replace - of_graph_get_next_endpoint(xxx, NULL); + of_graph_get_endpoint_by_regs(xxx, 0, -1); Link: https://lore.kernel.org/r/20240202174941.GA310089-robh@kernel.org Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> --- drivers/video/fbdev/omap2/omapfb/dss/dsi.c | 3 ++- drivers/video/fbdev/omap2/omapfb/dss/dss-of.c | 20 +------------------ drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c | 3 ++- drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c | 3 ++- drivers/video/fbdev/omap2/omapfb/dss/venc.c | 3 ++- drivers/video/fbdev/pxafb.c | 2 +- include/video/omapfb_dss.h | 3 --- 7 files changed, 10 insertions(+), 27 deletions(-) diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c index b7eb17a16ec4..1f13bcf73da5 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c @@ -28,6 +28,7 @@ #include <linux/debugfs.h> #include <linux/pm_runtime.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/of_platform.h> #include <linux/component.h> @@ -5079,7 +5080,7 @@ static int dsi_probe_of(struct platform_device *pdev) struct device_node *ep; struct omap_dsi_pin_config pin_cfg; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return 0; diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c b/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c index 0282d4eef139..14965a3fd05b 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c @@ -130,24 +130,6 @@ static struct device_node *omapdss_of_get_remote_port(const struct device_node * return np; } -struct device_node * -omapdss_of_get_first_endpoint(const struct device_node *parent) -{ - struct device_node *port, *ep; - - port = omapdss_of_get_next_port(parent, NULL); - - if (!port) - return NULL; - - ep = omapdss_of_get_next_endpoint(port, NULL); - - of_node_put(port); - - return ep; -} -EXPORT_SYMBOL_GPL(omapdss_of_get_first_endpoint); - struct omap_dss_device * omapdss_of_find_source_for_first_ep(struct device_node *node) { @@ -155,7 +137,7 @@ omapdss_of_find_source_for_first_ep(struct device_node *node) struct device_node *src_port; struct omap_dss_device *src; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return ERR_PTR(-EINVAL); diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c index f05b4e35a842..8f407ec134dc 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c @@ -20,6 +20,7 @@ #include <linux/pm_runtime.h> #include <linux/clk.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/regulator/consumer.h> #include <linux/component.h> #include <video/omapfb_dss.h> @@ -529,7 +530,7 @@ static int hdmi_probe_of(struct platform_device *pdev) struct device_node *ep; int r; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return 0; diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c index 03292945b1d4..4ad219f522b9 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c @@ -25,6 +25,7 @@ #include <linux/pm_runtime.h> #include <linux/clk.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/regulator/consumer.h> #include <linux/component.h> #include <video/omapfb_dss.h> @@ -561,7 +562,7 @@ static int hdmi_probe_of(struct platform_device *pdev) struct device_node *ep; int r; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return 0; diff --git a/drivers/video/fbdev/omap2/omapfb/dss/venc.c b/drivers/video/fbdev/omap2/omapfb/dss/venc.c index c9d40e28a06f..0bd80d3b8f1b 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/venc.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/venc.c @@ -24,6 +24,7 @@ #include <linux/regulator/consumer.h> #include <linux/pm_runtime.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/component.h> #include <video/omapfb_dss.h> @@ -764,7 +765,7 @@ static int venc_probe_of(struct platform_device *pdev) u32 channels; int r; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return 0; diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c index fa943612c4e2..2ef56fa28aff 100644 --- a/drivers/video/fbdev/pxafb.c +++ b/drivers/video/fbdev/pxafb.c @@ -2171,7 +2171,7 @@ static int of_get_pxafb_mode_info(struct device *dev, u32 bus_width; int ret, i; - np = of_graph_get_next_endpoint(dev->of_node, NULL); + np = of_graph_get_endpoint_by_regs(dev->of_node, 0, -1); if (!np) { dev_err(dev, "could not find endpoint\n"); return -EINVAL; diff --git a/include/video/omapfb_dss.h b/include/video/omapfb_dss.h index e8eaac2cb7b8..a8c0c3eeeb5b 100644 --- a/include/video/omapfb_dss.h +++ b/include/video/omapfb_dss.h @@ -819,9 +819,6 @@ struct device_node * omapdss_of_get_next_endpoint(const struct device_node *parent, struct device_node *prev); -struct device_node * -omapdss_of_get_first_endpoint(const struct device_node *parent); - struct omap_dss_device * omapdss_of_find_source_for_first_ep(struct device_node *node); #else -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> To: "\"Uwe Kleine-König\"" <u.kleine-koenig@pengutronix.de>, "Alexey Brodkin" <abrodkin@synopsys.com>, "Daniel Vetter" <daniel@ffwll.ch>, "David Airlie" <airlied@gmail.com>, "Florian Fainelli" <florian.fainelli@broadcom.com>, "Helge Deller" <deller@gmx.de>, "Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>, "Maxime Ripard" <mripard@kernel.org>, "Neil Armstrong" <neil.armstrong@linaro.org>, "Rob Herring" <robh+dt@kernel.org>, "Thomas Zimmermann" <tzimmermann@suse.de>, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-fbdev@vger.kernel.org, linux-omap@vger.kernel.org, linux-rpi-kernel@lists.infradead.org Subject: [PATCH 2/2] video: fbdev: replace of_graph_get_next_endpoint() Date: Mon, 25 Mar 2024 02:57:29 +0000 [thread overview] Message-ID: <874jcv6msn.wl-kuninori.morimoto.gx@renesas.com> (raw) In-Reply-To: <877chr6mu5.wl-kuninori.morimoto.gx@renesas.com> From DT point of view, in general, drivers should be asking for a specific port number because their function is fixed in the binding. of_graph_get_next_endpoint() doesn't match to this concept. Simply replace - of_graph_get_next_endpoint(xxx, NULL); + of_graph_get_endpoint_by_regs(xxx, 0, -1); Link: https://lore.kernel.org/r/20240202174941.GA310089-robh@kernel.org Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> --- drivers/video/fbdev/omap2/omapfb/dss/dsi.c | 3 ++- drivers/video/fbdev/omap2/omapfb/dss/dss-of.c | 20 +------------------ drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c | 3 ++- drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c | 3 ++- drivers/video/fbdev/omap2/omapfb/dss/venc.c | 3 ++- drivers/video/fbdev/pxafb.c | 2 +- include/video/omapfb_dss.h | 3 --- 7 files changed, 10 insertions(+), 27 deletions(-) diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c index b7eb17a16ec4..1f13bcf73da5 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dsi.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dsi.c @@ -28,6 +28,7 @@ #include <linux/debugfs.h> #include <linux/pm_runtime.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/of_platform.h> #include <linux/component.h> @@ -5079,7 +5080,7 @@ static int dsi_probe_of(struct platform_device *pdev) struct device_node *ep; struct omap_dsi_pin_config pin_cfg; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return 0; diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c b/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c index 0282d4eef139..14965a3fd05b 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dss-of.c @@ -130,24 +130,6 @@ static struct device_node *omapdss_of_get_remote_port(const struct device_node * return np; } -struct device_node * -omapdss_of_get_first_endpoint(const struct device_node *parent) -{ - struct device_node *port, *ep; - - port = omapdss_of_get_next_port(parent, NULL); - - if (!port) - return NULL; - - ep = omapdss_of_get_next_endpoint(port, NULL); - - of_node_put(port); - - return ep; -} -EXPORT_SYMBOL_GPL(omapdss_of_get_first_endpoint); - struct omap_dss_device * omapdss_of_find_source_for_first_ep(struct device_node *node) { @@ -155,7 +137,7 @@ omapdss_of_find_source_for_first_ep(struct device_node *node) struct device_node *src_port; struct omap_dss_device *src; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return ERR_PTR(-EINVAL); diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c index f05b4e35a842..8f407ec134dc 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi4.c @@ -20,6 +20,7 @@ #include <linux/pm_runtime.h> #include <linux/clk.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/regulator/consumer.h> #include <linux/component.h> #include <video/omapfb_dss.h> @@ -529,7 +530,7 @@ static int hdmi_probe_of(struct platform_device *pdev) struct device_node *ep; int r; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return 0; diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c index 03292945b1d4..4ad219f522b9 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi5.c @@ -25,6 +25,7 @@ #include <linux/pm_runtime.h> #include <linux/clk.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/regulator/consumer.h> #include <linux/component.h> #include <video/omapfb_dss.h> @@ -561,7 +562,7 @@ static int hdmi_probe_of(struct platform_device *pdev) struct device_node *ep; int r; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return 0; diff --git a/drivers/video/fbdev/omap2/omapfb/dss/venc.c b/drivers/video/fbdev/omap2/omapfb/dss/venc.c index c9d40e28a06f..0bd80d3b8f1b 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/venc.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/venc.c @@ -24,6 +24,7 @@ #include <linux/regulator/consumer.h> #include <linux/pm_runtime.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/component.h> #include <video/omapfb_dss.h> @@ -764,7 +765,7 @@ static int venc_probe_of(struct platform_device *pdev) u32 channels; int r; - ep = omapdss_of_get_first_endpoint(node); + ep = of_graph_get_endpoint_by_regs(node, 0, -1); if (!ep) return 0; diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c index fa943612c4e2..2ef56fa28aff 100644 --- a/drivers/video/fbdev/pxafb.c +++ b/drivers/video/fbdev/pxafb.c @@ -2171,7 +2171,7 @@ static int of_get_pxafb_mode_info(struct device *dev, u32 bus_width; int ret, i; - np = of_graph_get_next_endpoint(dev->of_node, NULL); + np = of_graph_get_endpoint_by_regs(dev->of_node, 0, -1); if (!np) { dev_err(dev, "could not find endpoint\n"); return -EINVAL; diff --git a/include/video/omapfb_dss.h b/include/video/omapfb_dss.h index e8eaac2cb7b8..a8c0c3eeeb5b 100644 --- a/include/video/omapfb_dss.h +++ b/include/video/omapfb_dss.h @@ -819,9 +819,6 @@ struct device_node * omapdss_of_get_next_endpoint(const struct device_node *parent, struct device_node *prev); -struct device_node * -omapdss_of_get_first_endpoint(const struct device_node *parent); - struct omap_dss_device * omapdss_of_find_source_for_first_ep(struct device_node *node); #else -- 2.25.1
next prev parent reply other threads:[~2024-03-25 2:57 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-03-25 2:56 [PATCH 0/2] of: replace of_graph_get_next_endpoint() Kuninori Morimoto 2024-03-25 2:56 ` Kuninori Morimoto 2024-03-25 2:57 ` [PATCH 1/2] gpu: drm: " Kuninori Morimoto 2024-03-25 2:57 ` Kuninori Morimoto 2024-03-25 2:57 ` Kuninori Morimoto [this message] 2024-03-25 2:57 ` [PATCH 2/2] video: fbdev: " Kuninori Morimoto 2024-03-25 4:50 ` Helge Deller 2024-03-25 4:50 ` Helge Deller
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