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GET /api/patches/2215503/?format=api
{ "id": 2215503, "url": "http://patchwork.ozlabs.org/api/patches/2215503/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-i2c/patch/20260324-deverr-v1-4-7e591cce33a3@gmail.com/", "project": { "id": 35, "url": "http://patchwork.ozlabs.org/api/projects/35/?format=api", "name": "Linux I2C development", "link_name": "linux-i2c", "list_id": "linux-i2c.vger.kernel.org", "list_email": "linux-i2c@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260324-deverr-v1-4-7e591cce33a3@gmail.com>", "list_archive_url": null, "date": "2026-03-24T18:26:52", "name": "[04/10] i2c: stm32f7: Replace dev_err() with dev_err_probe() in probe function", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "685dea477ac7f9aa5cae1f31ca087eaf3bc8e330", "submitter": { "id": 92959, "url": "http://patchwork.ozlabs.org/api/people/92959/?format=api", "name": "Atharv Dubey", "email": "atharvd440@gmail.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-i2c/patch/20260324-deverr-v1-4-7e591cce33a3@gmail.com/mbox/", "series": [ { "id": 497327, "url": "http://patchwork.ozlabs.org/api/series/497327/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-i2c/list/?series=497327", "date": "2026-03-24T18:26:54", "name": "i2c: Replace dev_err() with dev_err_probe()", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/497327/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2215503/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2215503/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-i2c+bounces-16712-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-i2c@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ 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"<mailto:linux-i2c+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-i2c+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260324-deverr-v1-4-7e591cce33a3@gmail.com>", "References": "<20260324-deverr-v1-0-7e591cce33a3@gmail.com>", "In-Reply-To": "<20260324-deverr-v1-0-7e591cce33a3@gmail.com>", "To": "Till Harbaum <till@harbaum.org>, Andi Shyti <andi.shyti@kernel.org>,\n Laxman Dewangan <ldewangan@nvidia.com>, Dmitry Osipenko <digetx@gmail.com>,\n Thierry Reding <thierry.reding@gmail.com>,\n Jonathan Hunter <jonathanh@nvidia.com>, Chen-Yu Tsai <wens@kernel.org>,\n Jernej Skrabec <jernej.skrabec@gmail.com>,\n Samuel Holland <samuel@sholland.org>,\n Pierre-Yves MORDRET <pierre-yves.mordret@foss.st.com>,\n Alain Volmat <alain.volmat@foss.st.com>,\n Maxime Coquelin <mcoquelin.stm32@gmail.com>,\n Alexandre Torgue <alexandre.torgue@foss.st.com>,\n Patrice Chotard <patrice.chotard@foss.st.com>,\n Orson Zhai <orsonzhai@gmail.com>,\n Baolin Wang <baolin.wang@linux.alibaba.com>,\n Chunyan Zhang <zhang.lyra@gmail.com>, Jean Delvare <jdelvare@suse.com>", "Cc": "linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,\n linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org,\n linux-sunxi@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com,\n Enrico Zanda <e.zanda1@gmail.com>, Atharv Dubey <atharvd440@gmail.com>", "X-Mailer": "b4 0.14.3", "X-Developer-Signature": "v=1; a=ed25519-sha256; t=1774376818; l=6197;\n i=atharvd440@gmail.com; s=20260314; h=from:subject:message-id;\n bh=s9JDU7GcgsnDDFXsrCxagGOfCSdKXg3wGsXTsgZz2H0=;\n b=ah0pTzAjwcV8FwCOGin97Y4dMl89Nw1GTUGKElGrgDchfwSWIGhdZL4fJM5yOH/LB2Vze2ERu\n 5pFUk9n36AADxerpZp4V7L4H+yM/I6gEVGRW6UOTZNuNCinHlE0yV/c", "X-Developer-Key": "i=atharvd440@gmail.com; a=ed25519;\n pk=T6i1xWOKT/RUSDYATSgyVG/4X7ac8jPjRSG1mMAcqVk=" }, "content": "From: Enrico Zanda <e.zanda1@gmail.com>\n\nThis simplifies the code while improving log.\n\nSigned-off-by: Enrico Zanda <e.zanda1@gmail.com>\nSigned-off-by: Atharv Dubey <atharvd440@gmail.com>\n---\n drivers/i2c/busses/i2c-stm32f7.c | 78 ++++++++++++++++------------------------\n 1 file changed, 30 insertions(+), 48 deletions(-)", "diff": "diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c\nindex 70cb5822bf17..e7cc7f0fb56c 100644\n--- a/drivers/i2c/busses/i2c-stm32f7.c\n+++ b/drivers/i2c/busses/i2c-stm32f7.c\n@@ -481,28 +481,22 @@ static int stm32f7_i2c_compute_timing(struct stm32f7_i2c_dev *i2c_dev,\n \tint ret = 0;\n \n \tspecs = stm32f7_get_specs(setup->speed_freq);\n-\tif (specs == ERR_PTR(-EINVAL)) {\n-\t\tdev_err(i2c_dev->dev, \"speed out of bound {%d}\\n\",\n-\t\t\tsetup->speed_freq);\n-\t\treturn -EINVAL;\n-\t}\n+\tif (specs == ERR_PTR(-EINVAL))\n+\t\treturn dev_err_probe(i2c_dev->dev, -EINVAL, \"speed out of bound {%d}\\n\",\n+\t\t\t\t setup->speed_freq);\n \n \tif ((setup->rise_time > specs->rise_max) ||\n-\t (setup->fall_time > specs->fall_max)) {\n-\t\tdev_err(i2c_dev->dev,\n-\t\t\t\"timings out of bound Rise{%d>%d}/Fall{%d>%d}\\n\",\n-\t\t\tsetup->rise_time, specs->rise_max,\n-\t\t\tsetup->fall_time, specs->fall_max);\n-\t\treturn -EINVAL;\n-\t}\n+\t (setup->fall_time > specs->fall_max))\n+\t\treturn dev_err_probe(i2c_dev->dev, -EINVAL,\n+\t\t\t\t \"timings out of bound Rise{%d>%d}/Fall{%d>%d}\\n\",\n+\t\t\t\t setup->rise_time, specs->rise_max,\n+\t\t\t\t setup->fall_time, specs->fall_max);\n \n \ti2c_dev->dnf = DIV_ROUND_CLOSEST(i2c_dev->dnf_dt, i2cclk);\n-\tif (i2c_dev->dnf > STM32F7_I2C_DNF_MAX) {\n-\t\tdev_err(i2c_dev->dev,\n-\t\t\t\"DNF out of bound %d/%d\\n\",\n-\t\t\ti2c_dev->dnf * i2cclk, STM32F7_I2C_DNF_MAX * i2cclk);\n-\t\treturn -EINVAL;\n-\t}\n+\tif (i2c_dev->dnf > STM32F7_I2C_DNF_MAX)\n+\t\treturn dev_err_probe(i2c_dev->dev, -EINVAL,\n+\t\t\t\t \"DNF out of bound %d/%d\\n\", i2c_dev->dnf * i2cclk,\n+\t\t\t\t STM32F7_I2C_DNF_MAX * i2cclk);\n \n \t/* Analog and Digital Filters */\n \taf_delay_min =\n@@ -567,8 +561,7 @@ static int stm32f7_i2c_compute_timing(struct stm32f7_i2c_dev *i2c_dev,\n \t}\n \n \tif (list_empty(&solutions)) {\n-\t\tdev_err(i2c_dev->dev, \"no Prescaler solution\\n\");\n-\t\tret = -EPERM;\n+\t\tret = dev_err_probe(i2c_dev->dev, -EPERM, \"no Prescaler solution\\n\");\n \t\tgoto exit;\n \t}\n \n@@ -624,8 +617,7 @@ static int stm32f7_i2c_compute_timing(struct stm32f7_i2c_dev *i2c_dev,\n \t}\n \n \tif (!s) {\n-\t\tdev_err(i2c_dev->dev, \"no solution at all\\n\");\n-\t\tret = -EPERM;\n+\t\tret = dev_err_probe(i2c_dev->dev, -EPERM, \"no solution at all\\n\");\n \t\tgoto exit;\n \t}\n \n@@ -674,11 +666,9 @@ static int stm32f7_i2c_setup_timing(struct stm32f7_i2c_dev *i2c_dev,\n \n \ti2c_parse_fw_timings(i2c_dev->dev, t, false);\n \n-\tif (t->bus_freq_hz > I2C_MAX_FAST_MODE_PLUS_FREQ) {\n-\t\tdev_err(i2c_dev->dev, \"Invalid bus speed (%i>%i)\\n\",\n-\t\t\tt->bus_freq_hz, I2C_MAX_FAST_MODE_PLUS_FREQ);\n-\t\treturn -EINVAL;\n-\t}\n+\tif (t->bus_freq_hz > I2C_MAX_FAST_MODE_PLUS_FREQ)\n+\t\treturn dev_err_probe(i2c_dev->dev, -EINVAL, \"Invalid bus speed (%i>%i)\\n\",\n+\t\t\t\t t->bus_freq_hz, I2C_MAX_FAST_MODE_PLUS_FREQ);\n \n \tsetup->speed_freq = t->bus_freq_hz;\n \ti2c_dev->setup.rise_time = t->scl_rise_ns;\n@@ -686,10 +676,8 @@ static int stm32f7_i2c_setup_timing(struct stm32f7_i2c_dev *i2c_dev,\n \ti2c_dev->dnf_dt = t->digital_filter_width_ns;\n \tsetup->clock_src = clk_get_rate(i2c_dev->clk);\n \n-\tif (!setup->clock_src) {\n-\t\tdev_err(i2c_dev->dev, \"clock rate is 0\\n\");\n-\t\treturn -EINVAL;\n-\t}\n+\tif (!setup->clock_src)\n+\t\treturn dev_err_probe(i2c_dev->dev, -EINVAL, \"clock rate is 0\\n\");\n \n \tif (!of_property_read_bool(i2c_dev->dev->of_node, \"i2c-digital-filter\"))\n \t\ti2c_dev->dnf_dt = STM32F7_I2C_DNF_DEFAULT;\n@@ -698,8 +686,8 @@ static int stm32f7_i2c_setup_timing(struct stm32f7_i2c_dev *i2c_dev,\n \t\tret = stm32f7_i2c_compute_timing(i2c_dev, setup,\n \t\t\t\t\t\t &i2c_dev->timing);\n \t\tif (ret) {\n-\t\t\tdev_err(i2c_dev->dev,\n-\t\t\t\t\"failed to compute I2C timings.\\n\");\n+\t\t\tdev_err_probe(i2c_dev->dev, ret,\n+\t\t\t\t \"failed to compute I2C timings.\\n\");\n \t\t\tif (setup->speed_freq <= I2C_MAX_STANDARD_MODE_FREQ)\n \t\t\t\tbreak;\n \t\t\tsetup->speed_freq =\n@@ -710,10 +698,8 @@ static int stm32f7_i2c_setup_timing(struct stm32f7_i2c_dev *i2c_dev,\n \t\t}\n \t} while (ret);\n \n-\tif (ret) {\n-\t\tdev_err(i2c_dev->dev, \"Impossible to compute I2C timings.\\n\");\n-\t\treturn ret;\n-\t}\n+\tif (ret)\n+\t\treturn dev_err_probe(i2c_dev->dev, ret, \"Impossible to compute I2C timings.\\n\");\n \n \ti2c_dev->analog_filter = of_property_read_bool(i2c_dev->dev->of_node,\n \t\t\t\t\t\t \"i2c-analog-filter\");\n@@ -2175,10 +2161,8 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)\n \t\treturn -ENOMEM;\n \n \tsetup = of_device_get_match_data(&pdev->dev);\n-\tif (!setup) {\n-\t\tdev_err(&pdev->dev, \"Can't get device data\\n\");\n-\t\treturn -ENODEV;\n-\t}\n+\tif (!setup)\n+\t\treturn dev_err_probe(&pdev->dev, -ENODEV, \"Can't get device data\\n\");\n \ti2c_dev->setup = *setup;\n \n \ti2c_dev->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);\n@@ -2279,7 +2263,7 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)\n \n \t\tret = dev_pm_set_wake_irq(i2c_dev->dev, irq_event);\n \t\tif (ret) {\n-\t\t\tdev_err(i2c_dev->dev, \"Failed to set wake up irq\\n\");\n+\t\t\tdev_err_probe(i2c_dev->dev, ret, \"Failed to set wake up irq\\n\");\n \t\t\tgoto clr_wakeup_capable;\n \t\t}\n \t}\n@@ -2305,9 +2289,8 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)\n \tif (i2c_dev->smbus_mode) {\n \t\tret = stm32f7_i2c_enable_smbus_host(i2c_dev);\n \t\tif (ret) {\n-\t\t\tdev_err(i2c_dev->dev,\n-\t\t\t\t\"failed to enable SMBus Host-Notify protocol (%d)\\n\",\n-\t\t\t\tret);\n+\t\t\tdev_err_probe(i2c_dev->dev, ret,\n+\t\t\t\t \"failed to enable SMBus Host-Notify protocol\\n\");\n \t\t\tgoto i2c_adapter_remove;\n \t\t}\n \t}\n@@ -2315,9 +2298,8 @@ static int stm32f7_i2c_probe(struct platform_device *pdev)\n \tif (of_property_read_bool(pdev->dev.of_node, \"smbus-alert\")) {\n \t\tret = stm32f7_i2c_enable_smbus_alert(i2c_dev);\n \t\tif (ret) {\n-\t\t\tdev_err(i2c_dev->dev,\n-\t\t\t\t\"failed to enable SMBus alert protocol (%d)\\n\",\n-\t\t\t\tret);\n+\t\t\tdev_err_probe(i2c_dev->dev, ret,\n+\t\t\t\t \"failed to enable SMBus alert protocol\\n\");\n \t\t\tgoto i2c_disable_smbus_host;\n \t\t}\n \t}\n", "prefixes": [ "04/10" ] }