{"id":2220039,"url":"http://patchwork.ozlabs.org/api/covers/2220039/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-gpio/cover/20260405-ti-ads7950-facelift-v5-0-1f980ed3cf9e@gmail.com/","project":{"id":42,"url":"http://patchwork.ozlabs.org/api/projects/42/?format=json","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":"<20260405-ti-ads7950-facelift-v5-0-1f980ed3cf9e@gmail.com>","list_archive_url":null,"date":"2026-04-06T04:39:22","name":"[v5,0/4] ti-ads7950: fix gpio handling and facelift","submitter":{"id":695,"url":"http://patchwork.ozlabs.org/api/people/695/?format=json","name":"Dmitry Torokhov","email":"dmitry.torokhov@gmail.com"},"mbox":"http://patchwork.ozlabs.org/project/linux-gpio/cover/20260405-ti-ads7950-facelift-v5-0-1f980ed3cf9e@gmail.com/mbox/","series":[{"id":498820,"url":"http://patchwork.ozlabs.org/api/series/498820/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-gpio/list/?series=498820","date":"2026-04-06T04:39:22","name":"ti-ads7950: fix gpio handling and facelift","version":5,"mbox":"http://patchwork.ozlabs.org/series/498820/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/covers/2220039/comments/","headers":{"Return-Path":"\n ","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=XfpIxvmc;\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=H4sIAPo402kC/23Oza7CIBAF4FcxrJ1mCqWCK9/D3AWXHzvRigFCN\n Kbvfql304XLM5Pz5bxZ9ol8ZsfdmyVfKVO8tyD3O2Ync794INcy48hH5ByhEBiXD1oiBGP9jUJ\n pB/UrhUYzyoG15iP5QM+Pev5pOaQ4Q5mSNxur183TXHdCSoWqhx7cTCW9uhJTvE6xni6zoVtn4\n 7yiE+X2eH2WVrHS/5BA+XVUFYBguAjO9QYP2m+4dVQdNgbX342hGVaOykpUdtBmayzL8gf4OJD\n WPwEAAA==","X-Change-ID":"20260220-ti-ads7950-facelift-ad8b5390a654","To":"Jonathan Cameron ,\n David Lechner ","Cc":"=?utf-8?q?Nuno_S=C3=A1?= ,\n Andy Shevchenko , Linus Walleij ,\n Bartosz Golaszewski , linux-iio@vger.kernel.org,\n linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org,\n Jonathan Cameron ,\n Bartosz Golaszewski ","X-Mailer":"b4 0.16-dev-6911d"},"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 v5:\n- replace mutex_init() with devm_mutex_init() (Bartosz)\n- Link to v4: https://patch.msgid.link/20260329-ti-ads7950-facelift-v4-0-c568c508c49a@gmail.com\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 | 197 ++++++++++++++-----------------------------\n 1 file changed, 64 insertions(+), 133 deletions(-)\n---\nbase-commit: 2febe6e6ee6e34c7754eff3c4d81aa7b0dcb7979\nchange-id: 20260220-ti-ads7950-facelift-ad8b5390a654\n\nThanks."}