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{ "id": 2217500, "url": "http://patchwork.ozlabs.org/api/covers/2217500/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/cover/20260329-ti-ads7950-facelift-v4-0-c568c508c49a@gmail.com/", "project": { "id": 42, "url": "http://patchwork.ozlabs.org/api/projects/42/?format=api", "name": "Linux GPIO development", "link_name": "linux-gpio", "list_id": "linux-gpio.vger.kernel.org", "list_email": "linux-gpio@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260329-ti-ads7950-facelift-v4-0-c568c508c49a@gmail.com>", "list_archive_url": null, "date": "2026-03-29T22:47:05", "name": "[v4,0/4] ti-ads7950: fix gpio handling and facelift", "submitter": { "id": 695, "url": "http://patchwork.ozlabs.org/api/people/695/?format=api", "name": "Dmitry Torokhov", "email": "dmitry.torokhov@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/linux-gpio/cover/20260329-ti-ads7950-facelift-v4-0-c568c508c49a@gmail.com/mbox/", "series": [ { "id": 497938, "url": "http://patchwork.ozlabs.org/api/series/497938/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-gpio/list/?series=497938", "date": "2026-03-29T22:47:07", "name": "ti-ads7950: fix gpio handling and facelift", "version": 4, "mbox": "http://patchwork.ozlabs.org/series/497938/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2217500/comments/", "headers": { "Return-Path": "\n <linux-gpio+bounces-34371-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-gpio@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=AE+WXEZC;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=172.234.253.10; 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charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "X-B4-Tracking": "v=1; b=H4sIAOmryWkC/23OQQ6CMBAF0KuYrh0ytFSoK+9hXFTaykSwpm2Ih\n HB3C25YuPwz+S9/ZtEGspGdDzMLdqRI/pVDdTywttOvhwUyOTOO/IScIyQCbWKtJILTre3JpXx\n o7lIo1CdZsdx8B+vos6nXW84u+AFSF6zeWaXKnuKqEFI22JRQghkohalIPvhn58fLY9DUF60fV\n rSjmB/TtnQUK/2DBMq/o0YBCJoLZ0ypsVZ2x92WZfkC2NJDtPsAAAA=", "X-Change-ID": "20260220-ti-ads7950-facelift-ad8b5390a654", "To": "Jonathan Cameron <jic23@kernel.org>,\n David Lechner <dlechner@baylibre.com>", "Cc": "=?utf-8?q?Nuno_S=C3=A1?= <nuno.sa@analog.com>,\n Andy Shevchenko <andy@kernel.org>, Linus Walleij <linusw@kernel.org>,\n Bartosz Golaszewski <brgl@kernel.org>, linux-iio@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org,\n Jonathan Cameron <Jonathan.Cameron@huawei.com>", "X-Mailer": "b4 0.15-dev-a6826" }, "content": "The original reason for this series is to make sure ti_ads7950_get()\nreturns result in range [0, 1] or a negative error code to comply with\ngpiolib requirement.\n\nDuring review David noticed the fact that the function also clobbers\ngpio state. Fixing that lead to adding cleanups using guard() and devm.\n\n---\nChanges in v4:\n- rebased on top of latest next\n- dropped the 2 already applied patches\n- restored inadvertently removed mutex_init() (Andy)\n- stopped calling devm_regulator_get_enable_read_voltage() on ACPI\n systems as it is guaranteed to fail (David, Jonathan)\n- removed call to spi_set_drvdata() since it is not needed anymore (David)\n- Link to v3: https://patch.msgid.link/20260305-ti-ads7950-facelift-v3-0-a23fdd1a079e@gmail.com\n\nChanges in v3:\n\n- Added \"Fixes\" tags\n- Picked up reviewed-by tags for #1 and #2\n- Dropped the conversion to \"error\" variables\n- Avoid using scoped_guard (per David)\n- directly return results of function calls at the end of function (David)\n- Split spi_sync() error handling into a new patxch (Andy)\n- Switch to using devm_regulator_get_enable_read_voltage() (David)\n\nChanges in v2:\n\n- style fixes in #1 (per David)\n- fix to not clobber state (#2, new)\n- #3 and #4 (new)\n\n---\nDmitry Torokhov (4):\n iio: adc: ti-ads7950: switch to using guard() notation\n iio: adc: ti-ads7950: simplify check for spi_setup() failures\n iio: adc: ti-ads7950: switch to using devm_regulator_get_enable_read_voltage()\n iio: adc: ti-ads7950: complete conversion to using managed resources\n\n drivers/iio/adc/ti-ads7950.c | 195 ++++++++++++++-----------------------------\n 1 file changed, 62 insertions(+), 133 deletions(-)\n---\nbase-commit: 3b058d1aeeeff27a7289529c4944291613b364e9\nchange-id: 20260220-ti-ads7950-facelift-ad8b5390a654\n\nThanks." }