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Received: from AM7PR04MB7046.eurprd04.prod.outlook.com (2603:10a6:20b:113::22) by GVXPR04MB11041.eurprd04.prod.outlook.com (2603:10a6:150:218::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8335.11; Wed, 8 Jan 2025 03:21:29 +0000 Received: from AM7PR04MB7046.eurprd04.prod.outlook.com ([fe80::d1ce:ea15:6648:6f90]) by AM7PR04MB7046.eurprd04.prod.outlook.com ([fe80::d1ce:ea15:6648:6f90%4]) with mapi id 15.20.8314.018; Wed, 8 Jan 2025 03:21:29 +0000 Message-ID: Date: Wed, 8 Jan 2025 11:22:19 +0800 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/4] drm/bridge: imx8qxp-pxl2dpi: Use dev_err_probe To: Alexander Stein , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: dri-devel@lists.freedesktop.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20250107143900.988567-1-alexander.stein@ew.tq-group.com> <20250107143900.988567-2-alexander.stein@ew.tq-group.com> From: Liu Ying Content-Language: en-US In-Reply-To: <20250107143900.988567-2-alexander.stein@ew.tq-group.com> Content-Type: text/plain; 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> > p2d->regmap = syscon_node_to_regmap(np->parent); > - if (IS_ERR(p2d->regmap)) { > - ret = PTR_ERR(p2d->regmap); > - if (ret != -EPROBE_DEFER) > - DRM_DEV_ERROR(dev, "failed to get regmap: %d\n", ret); > - return ret; > - } > + if (IS_ERR(p2d->regmap)) > + return dev_err_probe(dev, ret, "failed to get regmap\n"); s/ret/PTR_ERR(p2d->regmap)/ > > ret = imx_scu_get_handle(&p2d->ipc_handle); > - if (ret) { > - if (ret != -EPROBE_DEFER) > - DRM_DEV_ERROR(dev, "failed to get SCU ipc handle: %d\n", > - ret); > - return ret; > - } > + if (ret) > + return dev_err_probe(dev, ret, "failed to get SCU ipc handle\n"); > > p2d->dev = dev; > > @@ -422,13 +414,9 @@ static int imx8qxp_pxl2dpi_bridge_probe(struct platform_device *pdev) > } > > p2d->next_bridge = imx8qxp_pxl2dpi_find_next_bridge(p2d); > - if (IS_ERR(p2d->next_bridge)) { > - ret = PTR_ERR(p2d->next_bridge); > - if (ret != -EPROBE_DEFER) > - DRM_DEV_ERROR(dev, "failed to find next bridge: %d\n", > - ret); > - return ret; > - } > + if (IS_ERR(p2d->next_bridge)) > + return dev_err_probe(dev, PTR_ERR(p2d->next_bridge), > + "failed to find next bridge\n"); > > ret = imx8qxp_pxl2dpi_set_pixel_link_sel(p2d); > if (ret) imx8qxp_pxl2dpi_parse_dt_companion() may return -EPROBE_DEFER too, so it needs to be changed. -- Regards, Liu Ying