From patchwork Mon Dec 16 21:00:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Andr=C3=A9_Apitzsch_via_B4_Relay?= X-Patchwork-Id: 851325 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 50CD11DC04A; Mon, 16 Dec 2024 21:01:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734382892; cv=none; b=c6qHTsHLUrEd9jjCDLX4FTVJbeZUxLk8fuCVXemYSfiWvb/h2MwmjUwIL5Yhyp7QbUGN/egrYOmOefPkGuKSaF4g1mbHa3EYm3PSYnkOEI/U/eIatCwebyY9M5Bo0QCQF0wdUMsx9CzwqdIY50CK8l4w9yQJCZI1Ezm90l8FWbY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734382892; c=relaxed/simple; bh=0SP32cbnOEdwf+FPbAKwzQ69lETdDDL7Jv/IocrrpaU=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=kwTgo1xrFcsCPv2hNCj7DkT1uLiIkJOoQGSPTb7PB8Z0lTwNx0v9Jo5/IDz+KFI9AVwzCXx78uncsA+ejKBP78wKhQ5KNptCePAu6AUXsFftevsIB4c++ckqDwDazi/o1oAMqXiLs5KkX0iZyo4J9illz0xKprBO6dMsrUaOSpw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BBH6H0oS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BBH6H0oS" Received: by smtp.kernel.org (Postfix) with ESMTPS id F230FC4CEDD; Mon, 16 Dec 2024 21:01:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1734382892; bh=0SP32cbnOEdwf+FPbAKwzQ69lETdDDL7Jv/IocrrpaU=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=BBH6H0oStC+qk+N8Cj3qDldjJej+mH2PWSw27TcPmv2RH5pY2RVtvi9q0i7i766C+ UToDdkLyB1cyBtQPsw1l8pdrkGxmHcedMBOQJhGrJtirubULUiYf4IG4ElUl62726y 6An8wNbsE6Z3OPbwI+79EwCtObVAfAnFEbiza+AY0CQJPiGMKm/8I/kxI8CM6PacCS XNTCpT6XpALbn644Jo1wRs/iw0Vs/Lm7GlxsvSNjd4JxL5nMv50Y9xE5LXPy20FhIy yAMgCoW+iQJOsOpzOSaTZ76fcQ7RbYU7sld8LXKsjlMSpZbZ2m23za8rZHMKDCw5pl /SELtvevtrUQQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id E0FE6E77184; Mon, 16 Dec 2024 21:01:31 +0000 (UTC) From: =?utf-8?q?Andr=C3=A9_Apitzsch_via_B4_Relay?= Date: Mon, 16 Dec 2024 22:00:48 +0100 Subject: [PATCH v4 02/13] media: i2c: imx214: Simplify with dev_err_probe() Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241216-imx214-v4-2-8cbda160fbce@apitzsch.eu> References: <20241216-imx214-v4-0-8cbda160fbce@apitzsch.eu> In-Reply-To: <20241216-imx214-v4-0-8cbda160fbce@apitzsch.eu> To: Ricardo Ribalda , Sakari Ailus , Mauro Carvalho Chehab Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Dave Stevenson , Vincent Knecht , =?utf-8?q?Andr=C3=A9_Apitzsch?= , Ricardo Ribalda X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1734382889; l=3956; i=git@apitzsch.eu; s=20240325; h=from:subject:message-id; bh=eo0gDOYn7bljWPOoY3QLTS87AXFsl3SRuzYa33L9J5Q=; b=YiminAadnZUd1EYsDHMzYaeefRV5wE4aCSQvtqOcUL3AhDfv8s+SbVNOWN3lx2F7oceT2he/H Sjgp8q+sij0DdHdvKNFGadv0MJYrpSOjBIn1FRE26RoCAG0TK3bmIbB X-Developer-Key: i=git@apitzsch.eu; a=ed25519; pk=wxovcZRfvNYBMcTw4QFFtNEP4qv39gnBfnfyImXZxiU= X-Endpoint-Received: by B4 Relay for git@apitzsch.eu/20240325 with auth_id=142 X-Original-From: =?utf-8?q?Andr=C3=A9_Apitzsch?= Reply-To: git@apitzsch.eu From: André Apitzsch Error handling in probe() can be a bit simpler with dev_err_probe(). Acked-by: Ricardo Ribalda Signed-off-by: André Apitzsch --- drivers/media/i2c/imx214.c | 54 +++++++++++++++++++++------------------------- 1 file changed, 24 insertions(+), 30 deletions(-) diff --git a/drivers/media/i2c/imx214.c b/drivers/media/i2c/imx214.c index 2e4322b90938c880896b216d3c46ccaa29485562..0eac27424483227a528e42d355a926bc346795e4 100644 --- a/drivers/media/i2c/imx214.c +++ b/drivers/media/i2c/imx214.c @@ -931,14 +931,12 @@ static int imx214_parse_fwnode(struct device *dev) int ret; endpoint = fwnode_graph_get_next_endpoint(dev_fwnode(dev), NULL); - if (!endpoint) { - dev_err(dev, "endpoint node not found\n"); - return -EINVAL; - } + if (!endpoint) + return dev_err_probe(dev, -EINVAL, "endpoint node not found\n"); ret = v4l2_fwnode_endpoint_alloc_parse(endpoint, &bus_cfg); if (ret) { - dev_err(dev, "parsing endpoint node failed\n"); + dev_err_probe(dev, ret, "parsing endpoint node failed\n"); goto done; } @@ -947,8 +945,9 @@ static int imx214_parse_fwnode(struct device *dev) break; if (i == bus_cfg.nr_of_link_frequencies) { - dev_err(dev, "link-frequencies %d not supported, Please review your DT\n", - IMX214_DEFAULT_LINK_FREQ); + dev_err_probe(dev, -EINVAL, + "link-frequencies %d not supported, Please review your DT\n", + IMX214_DEFAULT_LINK_FREQ); ret = -EINVAL; goto done; } @@ -976,34 +975,28 @@ static int imx214_probe(struct i2c_client *client) imx214->dev = dev; imx214->xclk = devm_clk_get(dev, NULL); - if (IS_ERR(imx214->xclk)) { - dev_err(dev, "could not get xclk"); - return PTR_ERR(imx214->xclk); - } + if (IS_ERR(imx214->xclk)) + return dev_err_probe(dev, PTR_ERR(imx214->xclk), + "failed to get xclk\n"); ret = clk_set_rate(imx214->xclk, IMX214_DEFAULT_CLK_FREQ); - if (ret) { - dev_err(dev, "could not set xclk frequency\n"); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, + "failed to set xclk frequency\n"); ret = imx214_get_regulators(dev, imx214); - if (ret < 0) { - dev_err(dev, "cannot get regulators\n"); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "failed to get regulators\n"); imx214->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR(imx214->enable_gpio)) { - dev_err(dev, "cannot get enable gpio\n"); - return PTR_ERR(imx214->enable_gpio); - } + if (IS_ERR(imx214->enable_gpio)) + return dev_err_probe(dev, PTR_ERR(imx214->enable_gpio), + "failed to get enable gpio\n"); imx214->regmap = devm_regmap_init_i2c(client, &sensor_regmap_config); - if (IS_ERR(imx214->regmap)) { - dev_err(dev, "regmap init failed\n"); - return PTR_ERR(imx214->regmap); - } + if (IS_ERR(imx214->regmap)) + return dev_err_probe(dev, PTR_ERR(imx214->regmap), + "regmap init failed\n"); v4l2_i2c_subdev_init(&imx214->sd, client, &imx214_subdev_ops); imx214->sd.internal_ops = &imx214_internal_ops; @@ -1032,20 +1025,21 @@ static int imx214_probe(struct i2c_client *client) ret = media_entity_pads_init(&imx214->sd.entity, 1, &imx214->pad); if (ret < 0) { - dev_err(dev, "could not register media entity\n"); + dev_err_probe(dev, ret, "failed to init entity pads\n"); goto free_ctrl; } imx214->sd.state_lock = imx214->ctrls.lock; ret = v4l2_subdev_init_finalize(&imx214->sd); if (ret < 0) { - dev_err(dev, "subdev init error: %d\n", ret); + dev_err_probe(dev, ret, "subdev init error\n"); goto free_entity; } ret = v4l2_async_register_subdev_sensor(&imx214->sd); if (ret < 0) { - dev_err(dev, "could not register v4l2 device\n"); + dev_err_probe(dev, ret, + "failed to register sensor sub-device\n"); goto error_subdev_cleanup; }