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Mon, 1 Jul 2024 02:32:18 +0000 Message-ID: <87bk3h970v.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto Subject: [PATCH v5 1/7] gpu: drm: replace of_graph_get_next_endpoint() To: "Lad, Prabhakar" , Alexander Shishkin , Alexandre Belloni , Alexey Brodkin , Claudiu Beznea , Daniel Vetter , David Airlie , Dmitry Baryshkov , Eugen Hristev , Florian Fainelli , Greg Kroah-Hartman , Laurent Pinchart , Maarten Lankhorst , Mauro Carvalho Chehab , Maxime Ripard , Michal Simek , Neil Armstrong , Nicolas Ferre , Suzuki K Poulose , Thomas Zimmermann , Tomi Valkeinen , coresight@lists.linaro.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-staging@lists.linux.dev In-Reply-To: <87cynx971l.wl-kuninori.morimoto.gx@renesas.com> References: <87cynx971l.wl-kuninori.morimoto.gx@renesas.com> Date: Mon, 1 Jul 2024 02:32:17 +0000 X-ClientProxiedBy: TYBP286CA0011.JPNP286.PROD.OUTLOOK.COM (2603:1096:404:ce::23) To TYCPR01MB10914.jpnprd01.prod.outlook.com (2603:1096:400:3a9::11) Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYCPR01MB10914:EE_|TYCPR01MB9627:EE_ X-MS-Office365-Filtering-Correlation-Id: 69f37b87-c9d3-4b12-8739-08dc997606d2 X-LD-Processed: 53d82571-da19-47e4-9cb4-625a166a4a2a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|52116014|1800799024|366016|38350700014|921020; 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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 Reviewed-by: Laurent Pinchart --- drivers/gpu/drm/drm_of.c | 4 +++- drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c | 2 +- drivers/gpu/drm/tiny/arcpgu.c | 2 +- 3 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c index 177b600895d3..b6b2cade69ae 100644 --- a/drivers/gpu/drm/drm_of.c +++ b/drivers/gpu/drm/drm_of.c @@ -504,6 +504,8 @@ EXPORT_SYMBOL_GPL(drm_of_get_data_lanes_count_ep); * Gets parent DSI bus for a DSI device controlled through a bus other * than MIPI-DCS (SPI, I2C, etc.) using the Device Tree. * + * This function assumes that the device's port@0 is the DSI input. + * * Returns pointer to mipi_dsi_host if successful, -EINVAL if the * request is unsupported, -EPROBE_DEFER if the DSI host is found but * not available, or -ENODEV otherwise. @@ -516,7 +518,7 @@ struct mipi_dsi_host *drm_of_get_dsi_bus(struct device *dev) /* * Get first endpoint child from device. */ - endpoint = of_graph_get_next_endpoint(dev->of_node, NULL); + endpoint = of_graph_get_endpoint_by_regs(dev->of_node, 0, -1); if (!endpoint) return ERR_PTR(-ENODEV); diff --git a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c index 4618c892cdd6..e10e469aa7a6 100644 --- a/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c +++ b/drivers/gpu/drm/panel/panel-raspberrypi-touchscreen.c @@ -400,7 +400,7 @@ static int rpi_touchscreen_probe(struct i2c_client *i2c) rpi_touchscreen_i2c_write(ts, REG_POWERON, 0); /* Look up the DSI host. It needs to probe before we do. */ - endpoint = of_graph_get_next_endpoint(dev->of_node, NULL); + endpoint = of_graph_get_endpoint_by_regs(dev->of_node, 0, -1); if (!endpoint) return -ENODEV; diff --git a/drivers/gpu/drm/tiny/arcpgu.c b/drivers/gpu/drm/tiny/arcpgu.c index 4f8f3172379e..8c29b719ea62 100644 --- a/drivers/gpu/drm/tiny/arcpgu.c +++ b/drivers/gpu/drm/tiny/arcpgu.c @@ -288,7 +288,7 @@ static int arcpgu_load(struct arcpgu_drm_private *arcpgu) * There is only one output port inside each device. It is linked with * encoder endpoint. */ - endpoint_node = of_graph_get_next_endpoint(pdev->dev.of_node, NULL); + endpoint_node = of_graph_get_endpoint_by_regs(pdev->dev.of_node, 0, -1); if (endpoint_node) { encoder_node = of_graph_get_remote_port_parent(endpoint_node); of_node_put(endpoint_node); From patchwork Mon Jul 1 02:32:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuninori Morimoto X-Patchwork-Id: 102845 Received: from sy.mirrors.kernel.org ([147.75.48.161]) by linuxtv.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sO6qR-0000YQ-2H for patchwork@linuxtv.org; Mon, 01 Jul 2024 02:32:47 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 27160B20CC1 for ; Mon, 1 Jul 2024 02:32:36 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 488CD8F45; 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Replace it. Signed-off-by: Kuninori Morimoto Acked-by: Dmitry Baryshkov Reviewed-by: Laurent Pinchart --- drivers/gpu/drm/omapdrm/dss/base.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/dss/base.c b/drivers/gpu/drm/omapdrm/dss/base.c index 050ca7eafac5..5f8002f6bb7a 100644 --- a/drivers/gpu/drm/omapdrm/dss/base.c +++ b/drivers/gpu/drm/omapdrm/dss/base.c @@ -242,8 +242,7 @@ static void omapdss_walk_device(struct device *dev, struct device_node *node, of_node_put(n); - n = NULL; - while ((n = of_graph_get_next_endpoint(node, n)) != NULL) { + for_each_endpoint_of_node(node, n) { struct device_node *pn = of_graph_get_remote_port_parent(n); if (!pn) From patchwork Mon Jul 1 02:32:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuninori Morimoto X-Patchwork-Id: 102846 Received: from ny.mirrors.kernel.org ([147.75.199.223]) by linuxtv.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sO6qX-0000YW-2L for patchwork@linuxtv.org; 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Mon, 1 Jul 2024 02:32:35 +0000 Message-ID: <878qyl970c.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto Subject: [PATCH v5 3/7] hwtracing: use for_each_endpoint_of_node() To: "Lad, Prabhakar" , Alexander Shishkin , Alexandre Belloni , Alexey Brodkin , Claudiu Beznea , Daniel Vetter , David Airlie , Dmitry Baryshkov , Eugen Hristev , Florian Fainelli , Greg Kroah-Hartman , Laurent Pinchart , Maarten Lankhorst , Mauro Carvalho Chehab , Maxime Ripard , Michal Simek , Neil Armstrong , Nicolas Ferre , Suzuki K Poulose , Thomas Zimmermann , Tomi Valkeinen , coresight@lists.linaro.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-staging@lists.linux.dev In-Reply-To: <87cynx971l.wl-kuninori.morimoto.gx@renesas.com> References: <87cynx971l.wl-kuninori.morimoto.gx@renesas.com> Date: Mon, 1 Jul 2024 02:32:35 +0000 X-ClientProxiedBy: TYCPR01CA0017.jpnprd01.prod.outlook.com (2603:1096:405::29) To TYCPR01MB10914.jpnprd01.prod.outlook.com (2603:1096:400:3a9::11) Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYCPR01MB10914:EE_|TYCPR01MB6704:EE_ X-MS-Office365-Filtering-Correlation-Id: 59d84ac8-9715-4238-b41b-08dc9976115a X-LD-Processed: 53d82571-da19-47e4-9cb4-625a166a4a2a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|366016|376014|7416014|52116014|38350700014|921020; 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Replace it. Signed-off-by: Kuninori Morimoto Reviewed-by: Suzuki K Poulose Reviewed-by: Laurent Pinchart Reviewed-by: James Clark --- drivers/hwtracing/coresight/coresight-platform.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c index 57a009552cc5..64e171eaad82 100644 --- a/drivers/hwtracing/coresight/coresight-platform.c +++ b/drivers/hwtracing/coresight/coresight-platform.c @@ -275,7 +275,7 @@ static int of_get_coresight_platform_data(struct device *dev, */ if (!parent) { /* - * Avoid warnings in of_graph_get_next_endpoint() + * Avoid warnings in for_each_endpoint_of_node() * if the device doesn't have any graph connections */ if (!of_graph_is_present(node)) @@ -286,7 +286,7 @@ static int of_get_coresight_platform_data(struct device *dev, } /* Iterate through each output port to discover topology */ - while ((ep = of_graph_get_next_endpoint(parent, ep))) { + for_each_endpoint_of_node(parent, ep) { /* * Legacy binding mixes input/output ports under the * same parent. So, skip the input ports if we are dealing From patchwork Mon Jul 1 02:32:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuninori Morimoto X-Patchwork-Id: 102847 Received: from ny.mirrors.kernel.org ([147.75.199.223]) by linuxtv.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sO6qc-0000YZ-0y for patchwork@linuxtv.org; Mon, 01 Jul 2024 02:33:01 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 97CED1C21061 for ; Mon, 1 Jul 2024 02:32:50 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 3C60F3D62; Mon, 1 Jul 2024 02:32:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Replace it. Signed-off-by: Kuninori Morimoto Reviewed-by: Laurent Pinchart --- .../microchip/microchip-sama5d2-isc.c | 21 +++++++------------ .../microchip/microchip-sama7g5-isc.c | 21 +++++++------------ 2 files changed, 16 insertions(+), 26 deletions(-) diff --git a/drivers/media/platform/microchip/microchip-sama5d2-isc.c b/drivers/media/platform/microchip/microchip-sama5d2-isc.c index 5ac149cf3647..60b6d922d764 100644 --- a/drivers/media/platform/microchip/microchip-sama5d2-isc.c +++ b/drivers/media/platform/microchip/microchip-sama5d2-isc.c @@ -353,33 +353,29 @@ static const u32 isc_sama5d2_gamma_table[][GAMMA_ENTRIES] = { static int isc_parse_dt(struct device *dev, struct isc_device *isc) { struct device_node *np = dev->of_node; - struct device_node *epn = NULL; + struct device_node *epn; struct isc_subdev_entity *subdev_entity; unsigned int flags; - int ret; INIT_LIST_HEAD(&isc->subdev_entities); - while (1) { + for_each_endpoint_of_node(np, epn) { struct v4l2_fwnode_endpoint v4l2_epn = { .bus_type = 0 }; - - epn = of_graph_get_next_endpoint(np, epn); - if (!epn) - return 0; + int ret; ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(epn), &v4l2_epn); if (ret) { - ret = -EINVAL; + of_node_put(epn); dev_err(dev, "Could not parse the endpoint\n"); - break; + return -EINVAL; } subdev_entity = devm_kzalloc(dev, sizeof(*subdev_entity), GFP_KERNEL); if (!subdev_entity) { - ret = -ENOMEM; - break; + of_node_put(epn); + return -ENOMEM; } subdev_entity->epn = epn; @@ -400,9 +396,8 @@ static int isc_parse_dt(struct device *dev, struct isc_device *isc) list_add_tail(&subdev_entity->list, &isc->subdev_entities); } - of_node_put(epn); - return ret; + return 0; } static int microchip_isc_probe(struct platform_device *pdev) diff --git a/drivers/media/platform/microchip/microchip-sama7g5-isc.c b/drivers/media/platform/microchip/microchip-sama7g5-isc.c index 73445f33d26b..e97abe3e35af 100644 --- a/drivers/media/platform/microchip/microchip-sama7g5-isc.c +++ b/drivers/media/platform/microchip/microchip-sama7g5-isc.c @@ -336,36 +336,32 @@ static const u32 isc_sama7g5_gamma_table[][GAMMA_ENTRIES] = { static int xisc_parse_dt(struct device *dev, struct isc_device *isc) { struct device_node *np = dev->of_node; - struct device_node *epn = NULL; + struct device_node *epn; struct isc_subdev_entity *subdev_entity; unsigned int flags; - int ret; bool mipi_mode; INIT_LIST_HEAD(&isc->subdev_entities); mipi_mode = of_property_read_bool(np, "microchip,mipi-mode"); - while (1) { + for_each_endpoint_of_node(np, epn) { struct v4l2_fwnode_endpoint v4l2_epn = { .bus_type = 0 }; - - epn = of_graph_get_next_endpoint(np, epn); - if (!epn) - return 0; + int ret; ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(epn), &v4l2_epn); if (ret) { - ret = -EINVAL; + of_node_put(epn); dev_err(dev, "Could not parse the endpoint\n"); - break; + return -EINVAL; } subdev_entity = devm_kzalloc(dev, sizeof(*subdev_entity), GFP_KERNEL); if (!subdev_entity) { - ret = -ENOMEM; - break; + of_node_put(epn); + return -ENOMEM; } subdev_entity->epn = epn; @@ -389,9 +385,8 @@ static int xisc_parse_dt(struct device *dev, struct isc_device *isc) list_add_tail(&subdev_entity->list, &isc->subdev_entities); } - of_node_put(epn); - return ret; + return 0; } static int microchip_xisc_probe(struct platform_device *pdev) From patchwork Mon Jul 1 02:32:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuninori Morimoto X-Patchwork-Id: 102848 Received: from sv.mirrors.kernel.org ([139.178.88.99]) by linuxtv.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sO6qj-0000Z0-1N for patchwork@linuxtv.org; Mon, 01 Jul 2024 02:33:03 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sv.mirrors.kernel.org (Postfix) with ESMTPS id CEE0E28198E for ; Mon, 1 Jul 2024 02:32:59 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 61D588F66; Mon, 1 Jul 2024 02:32:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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Replace it. Signed-off-by: Kuninori Morimoto Reviewed-by: Laurent Pinchart Reviewed-by: Prabhakar --- drivers/media/platform/ti/am437x/am437x-vpfe.c | 12 +++++------- drivers/media/platform/ti/davinci/vpif_capture.c | 14 +++++++------- 2 files changed, 12 insertions(+), 14 deletions(-) diff --git a/drivers/media/platform/ti/am437x/am437x-vpfe.c b/drivers/media/platform/ti/am437x/am437x-vpfe.c index 77e12457d149..009ff68a2b43 100644 --- a/drivers/media/platform/ti/am437x/am437x-vpfe.c +++ b/drivers/media/platform/ti/am437x/am437x-vpfe.c @@ -2287,7 +2287,7 @@ static const struct v4l2_async_notifier_operations vpfe_async_ops = { static struct vpfe_config * vpfe_get_pdata(struct vpfe_device *vpfe) { - struct device_node *endpoint = NULL; + struct device_node *endpoint; struct device *dev = vpfe->pdev; struct vpfe_subdev_info *sdinfo; struct vpfe_config *pdata; @@ -2306,14 +2306,11 @@ vpfe_get_pdata(struct vpfe_device *vpfe) if (!pdata) return NULL; - for (i = 0; ; i++) { + i = 0; + for_each_endpoint_of_node(dev->of_node, endpoint) { struct v4l2_fwnode_endpoint bus_cfg = { .bus_type = 0 }; struct device_node *rem; - endpoint = of_graph_get_next_endpoint(dev->of_node, endpoint); - if (!endpoint) - break; - sdinfo = &pdata->sub_devs[i]; sdinfo->grp_id = 0; @@ -2371,9 +2368,10 @@ vpfe_get_pdata(struct vpfe_device *vpfe) of_node_put(rem); if (IS_ERR(pdata->asd[i])) goto cleanup; + + i++; } - of_node_put(endpoint); return pdata; cleanup: diff --git a/drivers/media/platform/ti/davinci/vpif_capture.c b/drivers/media/platform/ti/davinci/vpif_capture.c index c28794b6677b..16326437767f 100644 --- a/drivers/media/platform/ti/davinci/vpif_capture.c +++ b/drivers/media/platform/ti/davinci/vpif_capture.c @@ -1487,7 +1487,7 @@ static struct vpif_capture_config * vpif_capture_get_pdata(struct platform_device *pdev, struct v4l2_device *v4l2_dev) { - struct device_node *endpoint = NULL; + struct device_node *endpoint; struct device_node *rem = NULL; struct vpif_capture_config *pdata; struct vpif_subdev_info *sdinfo; @@ -1517,16 +1517,12 @@ vpif_capture_get_pdata(struct platform_device *pdev, if (!pdata->subdev_info) return NULL; - for (i = 0; i < VPIF_CAPTURE_NUM_CHANNELS; i++) { + i = 0; + for_each_endpoint_of_node(pdev->dev.of_node, endpoint) { struct v4l2_fwnode_endpoint bus_cfg = { .bus_type = 0 }; unsigned int flags; int err; - endpoint = of_graph_get_next_endpoint(pdev->dev.of_node, - endpoint); - if (!endpoint) - break; - rem = of_graph_get_remote_port_parent(endpoint); if (!rem) { dev_dbg(&pdev->dev, "Remote device at %pOF not found\n", @@ -1577,6 +1573,10 @@ vpif_capture_get_pdata(struct platform_device *pdev, goto err_cleanup; of_node_put(rem); + + i++; + if (i >= VPIF_CAPTURE_NUM_CHANNELS) + break; } done: From patchwork Mon Jul 1 02:32:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kuninori Morimoto X-Patchwork-Id: 102849 Received: from sy.mirrors.kernel.org ([147.75.48.161]) by linuxtv.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1sO6qu-0000ZY-2F for patchwork@linuxtv.org; 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Mon, 1 Jul 2024 02:32:55 +0000 Message-ID: <874j9996zs.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto Subject: [PATCH v5 6/7] media: platform: xilinx: use for_each_endpoint_of_node() To: "Lad, Prabhakar" , Alexander Shishkin , Alexandre Belloni , Alexey Brodkin , Claudiu Beznea , Daniel Vetter , David Airlie , Dmitry Baryshkov , Eugen Hristev , Florian Fainelli , Greg Kroah-Hartman , Laurent Pinchart , Maarten Lankhorst , Mauro Carvalho Chehab , Maxime Ripard , Michal Simek , Neil Armstrong , Nicolas Ferre , Suzuki K Poulose , Thomas Zimmermann , Tomi Valkeinen , coresight@lists.linaro.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-staging@lists.linux.dev In-Reply-To: <87cynx971l.wl-kuninori.morimoto.gx@renesas.com> References: <87cynx971l.wl-kuninori.morimoto.gx@renesas.com> Date: Mon, 1 Jul 2024 02:32:55 +0000 X-ClientProxiedBy: TYAPR04CA0023.apcprd04.prod.outlook.com (2603:1096:404:15::35) To TYCPR01MB10914.jpnprd01.prod.outlook.com (2603:1096:400:3a9::11) Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYCPR01MB10914:EE_|TYCPR01MB6704:EE_ X-MS-Office365-Filtering-Correlation-Id: 7cc68beb-1644-4f31-2218-08dc99761d48 X-LD-Processed: 53d82571-da19-47e4-9cb4-625a166a4a2a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|366016|376014|7416014|52116014|38350700014|921020; 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Replace it. Signed-off-by: Kuninori Morimoto Reviewed-by: Laurent Pinchart --- drivers/media/platform/xilinx/xilinx-vipp.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/media/platform/xilinx/xilinx-vipp.c b/drivers/media/platform/xilinx/xilinx-vipp.c index 996684a73038..bfe48cc0ab52 100644 --- a/drivers/media/platform/xilinx/xilinx-vipp.c +++ b/drivers/media/platform/xilinx/xilinx-vipp.c @@ -199,18 +199,13 @@ static int xvip_graph_build_dma(struct xvip_composite_device *xdev) struct media_pad *sink_pad; struct xvip_graph_entity *ent; struct v4l2_fwnode_link link; - struct device_node *ep = NULL; + struct device_node *ep; struct xvip_dma *dma; int ret = 0; dev_dbg(xdev->dev, "creating links for DMA engines\n"); - while (1) { - /* Get the next endpoint and parse its link. */ - ep = of_graph_get_next_endpoint(node, ep); - if (ep == NULL) - break; - + for_each_endpoint_of_node(node, ep) { dev_dbg(xdev->dev, "processing endpoint %pOF\n", ep); ret = v4l2_fwnode_parse_link(of_fwnode_handle(ep), &link); 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Mon, 1 Jul 2024 02:33:02 +0000 Message-ID: <8734ot96zm.wl-kuninori.morimoto.gx@renesas.com> From: Kuninori Morimoto Subject: [PATCH v5 7/7] staging: media: atmel: use for_each_endpoint_of_node() To: "Lad, Prabhakar" , Alexander Shishkin , Alexandre Belloni , Alexey Brodkin , Claudiu Beznea , Daniel Vetter , David Airlie , Dmitry Baryshkov , Eugen Hristev , Florian Fainelli , Greg Kroah-Hartman , Laurent Pinchart , Maarten Lankhorst , Mauro Carvalho Chehab , Maxime Ripard , Michal Simek , Neil Armstrong , Nicolas Ferre , Suzuki K Poulose , Thomas Zimmermann , Tomi Valkeinen , coresight@lists.linaro.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-staging@lists.linux.dev In-Reply-To: <87cynx971l.wl-kuninori.morimoto.gx@renesas.com> References: <87cynx971l.wl-kuninori.morimoto.gx@renesas.com> Date: Mon, 1 Jul 2024 02:33:01 +0000 X-ClientProxiedBy: TYCP286CA0273.JPNP286.PROD.OUTLOOK.COM (2603:1096:400:3c9::12) To TYCPR01MB10914.jpnprd01.prod.outlook.com (2603:1096:400:3a9::11) Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYCPR01MB10914:EE_|TYCPR01MB9627:EE_ X-MS-Office365-Filtering-Correlation-Id: 4f3c7cc2-c06e-4188-fbf9-08dc9976211f X-LD-Processed: 53d82571-da19-47e4-9cb4-625a166a4a2a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|52116014|1800799024|366016|38350700014|921020; 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Replace it. Signed-off-by: Kuninori Morimoto Reviewed-by: Laurent Pinchart --- .../staging/media/deprecated/atmel/atmel-sama5d2-isc.c | 10 +++------- .../staging/media/deprecated/atmel/atmel-sama7g5-isc.c | 10 +++------- 2 files changed, 6 insertions(+), 14 deletions(-) diff --git a/drivers/staging/media/deprecated/atmel/atmel-sama5d2-isc.c b/drivers/staging/media/deprecated/atmel/atmel-sama5d2-isc.c index 31b2b48085c5..712f916f0935 100644 --- a/drivers/staging/media/deprecated/atmel/atmel-sama5d2-isc.c +++ b/drivers/staging/media/deprecated/atmel/atmel-sama5d2-isc.c @@ -333,20 +333,16 @@ static const u32 isc_sama5d2_gamma_table[][GAMMA_ENTRIES] = { static int isc_parse_dt(struct device *dev, struct isc_device *isc) { struct device_node *np = dev->of_node; - struct device_node *epn = NULL; + struct device_node *epn; struct isc_subdev_entity *subdev_entity; unsigned int flags; - int ret; + int ret = -EINVAL; INIT_LIST_HEAD(&isc->subdev_entities); - while (1) { + for_each_endpoint_of_node(np, epn) { struct v4l2_fwnode_endpoint v4l2_epn = { .bus_type = 0 }; - epn = of_graph_get_next_endpoint(np, epn); - if (!epn) - return 0; - ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(epn), &v4l2_epn); if (ret) { diff --git a/drivers/staging/media/deprecated/atmel/atmel-sama7g5-isc.c b/drivers/staging/media/deprecated/atmel/atmel-sama7g5-isc.c index 020034f631f5..9485167d5b7d 100644 --- a/drivers/staging/media/deprecated/atmel/atmel-sama7g5-isc.c +++ b/drivers/staging/media/deprecated/atmel/atmel-sama7g5-isc.c @@ -316,23 +316,19 @@ static const u32 isc_sama7g5_gamma_table[][GAMMA_ENTRIES] = { static int xisc_parse_dt(struct device *dev, struct isc_device *isc) { struct device_node *np = dev->of_node; - struct device_node *epn = NULL; + struct device_node *epn; struct isc_subdev_entity *subdev_entity; unsigned int flags; - int ret; + int ret = -EINVAL; bool mipi_mode; INIT_LIST_HEAD(&isc->subdev_entities); mipi_mode = of_property_read_bool(np, "microchip,mipi-mode"); - while (1) { + for_each_endpoint_of_node(np, epn) { struct v4l2_fwnode_endpoint v4l2_epn = { .bus_type = 0 }; - epn = of_graph_get_next_endpoint(np, epn); - if (!epn) - return 0; - ret = v4l2_fwnode_endpoint_parse(of_fwnode_handle(epn), &v4l2_epn); if (ret) {