{"id":2222667,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2222667/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/patch/20260413-casey-qcom-geni-rpmh-fixes-v1-3-2a83a67ac0f1@linaro.org/","project":{"id":18,"url":"http://patchwork.ozlabs.org/api/1.1/projects/18/?format=json","name":"U-Boot","link_name":"uboot","list_id":"u-boot.lists.denx.de","list_email":"u-boot@lists.denx.de","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20260413-casey-qcom-geni-rpmh-fixes-v1-3-2a83a67ac0f1@linaro.org>","date":"2026-04-13T11:06:16","name":"[3/3] power: regulator: qcom-rpmh: propagate votes to parent supplies","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"381496838116294f437a19f639436a71f4bd34c9","submitter":{"id":90679,"url":"http://patchwork.ozlabs.org/api/1.1/people/90679/?format=json","name":"Casey Connolly","email":"casey.connolly@linaro.org"},"delegate":{"id":151538,"url":"http://patchwork.ozlabs.org/api/1.1/users/151538/?format=json","username":"kcxt","first_name":"Casey","last_name":"Connolly","email":"casey.connolly@linaro.org"},"mbox":"http://patchwork.ozlabs.org/project/uboot/patch/20260413-casey-qcom-geni-rpmh-fixes-v1-3-2a83a67ac0f1@linaro.org/mbox/","series":[{"id":499682,"url":"http://patchwork.ozlabs.org/api/1.1/series/499682/?format=json","web_url":"http://patchwork.ozlabs.org/project/uboot/list/?series=499682","date":"2026-04-13T11:06:13","name":"Qualcomm: rpmh and regulator fixes","version":1,"mbox":"http://patchwork.ozlabs.org/series/499682/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2222667/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2222667/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=RbH6efPw;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; 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charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20260413-casey-qcom-geni-rpmh-fixes-v1-3-2a83a67ac0f1@linaro.org>","References":"<20260413-casey-qcom-geni-rpmh-fixes-v1-0-2a83a67ac0f1@linaro.org>","In-Reply-To":"\n <20260413-casey-qcom-geni-rpmh-fixes-v1-0-2a83a67ac0f1@linaro.org>","To":"Sumit Garg , u-boot-qcom@groups.io,\n u-boot@lists.denx.de","Cc":"Casey Connolly ,\n Neil Armstrong , Tom Rini ,\n Jaehoon Chung , Peng Fan ,\n Aswin Murugan ","X-Mailer":"b4 0.15-dev-47773","X-Developer-Signature":"v=1; a=openpgp-sha256; l=3070;\n i=casey.connolly@linaro.org; h=from:subject:message-id;\n bh=F6PqnQqZAhoZ+vDH0qEnA4aUGHOQTrFHiCA6wD+SN4o=;\n b=owGbwMvMwCFYaeA6f6eBkTjjabUkhsw759RzY+e//PLzlGaWWvAd1Yl/Gg/3snkwtFsZVvSWu\n T7Z+Wd5RykLgyAHg6yYIov4iWWWTWsv22tsX3ABZg4rE8gQBi5OAZjIcSaGP3xHfk37e/yV06Ei\n 8QNM/VnfdmvlbH/5WEcpbt/ta2v0X/owMqy+9OPz9odR1ZuWGelVVR5dxme8bG1h0bqo7w635q5\n lzX4AAA==","X-Developer-Key":"i=casey.connolly@linaro.org; a=openpgp;\n fpr=83B24DA7FE145076BC38BB250CD904EB673A7C47","X-BeenThere":"u-boot@lists.denx.de","X-Mailman-Version":"2.1.39","Precedence":"list","List-Id":"U-Boot discussion ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"u-boot-bounces@lists.denx.de","Sender":"\"U-Boot\" ","X-Virus-Scanned":"clamav-milter 0.103.8 at phobos.denx.de","X-Virus-Status":"Clean"},"content":"Parse the parent supply data, fetch parent supplies and propagate\nset_enable() calls to the parent regulator.\n\nNot sure if necessary but it doesn't hurt\n\nSigned-off-by: Casey Connolly \n---\n drivers/power/regulator/qcom-rpmh-regulator.c | 35 +++++++++++++++++++++++++--\n 1 file changed, 33 insertions(+), 2 deletions(-)","diff":"diff --git a/drivers/power/regulator/qcom-rpmh-regulator.c b/drivers/power/regulator/qcom-rpmh-regulator.c\nindex 3f0f18454698..de71af9b0f0d 100644\n--- a/drivers/power/regulator/qcom-rpmh-regulator.c\n+++ b/drivers/power/regulator/qcom-rpmh-regulator.c\n@@ -159,8 +159,9 @@ struct rpmh_vreg {\n \tstruct udevice\t\t\t*dev;\n \tu32\t\t\t\taddr;\n \tconst struct rpmh_vreg_hw_data\t*hw_data;\n \tbool\t\t\t\talways_wait_for_ack;\n+\tstruct udevice\t\t\t*supply;\n \n \tint\t\t\t\tenabled;\n \tbool\t\t\t\tbypassed;\n \tint\t\t\t\tuv;\n@@ -330,8 +331,26 @@ static int rpmh_regulator_set_enable_state(struct udevice *rdev,\n \n \tdebug(\"%s: set_enable %d (current %d)\\n\", rdev->name, enable,\n \t vreg->enabled);\n \n+\tif (vreg->enabled <= 0 && !enable)\n+\t\treturn 0;\n+\tif (vreg->enabled >= 1 && enable) {\n+\t\tvreg->enabled++;\n+\t\treturn 0;\n+\t}\n+\n+\tif (vreg->supply) {\n+\t\tdebug(\"%s: set supply %s enable state %d\\n\",\n+\t\t rdev->name, vreg->supply->name, enable);\n+\t\tret = regulator_set_enable(vreg->supply, enable);\n+\t\tif (ret < 0) {\n+\t\t\tdebug(\"%s: failed to set supply %s enable state %d: %d\\n\",\n+\t\t\t rdev->name, vreg->supply->name, enable, ret);\n+\t\t\treturn ret;\n+\t\t}\n+\t}\n+\n \tif (vreg->enabled == -EINVAL &&\n \t vreg->uv != -ENOTRECOVERABLE) {\n \t\tret = _rpmh_regulator_vrm_set_value(rdev,\n \t\t\t\t\t\t vreg->uv, true);\n@@ -339,10 +358,13 @@ static int rpmh_regulator_set_enable_state(struct udevice *rdev,\n \t\t\treturn ret;\n \t}\n \n \tret = rpmh_regulator_send_request(vreg, &cmd, enable);\n-\tif (!ret)\n-\t\tvreg->enabled = enable;\n+\tif (!ret) {\n+\t\tif (vreg->enabled < 0)\n+\t\t\tvreg->enabled = 0;\n+\t\tvreg->enabled += enable ? 1 : -1;\n+\t}\n \n \treturn ret;\n }\n \n@@ -837,8 +859,10 @@ static int rpmh_regulator_probe(struct udevice *dev)\n {\n \tconst struct rpmh_vreg_init_data *init_data;\n \tstruct rpmh_vreg *priv;\n \tstruct dm_regulator_uclass_plat *plat_data;\n+\tint ret;\n+\tchar name[32] = { 0 };\n \n \tinit_data = (const struct rpmh_vreg_init_data *)dev_get_driver_data(dev);\n \tpriv = dev_get_priv(dev);\n \tplat_data = dev_get_uclass_plat(dev);\n@@ -849,8 +873,15 @@ static int rpmh_regulator_probe(struct udevice *dev)\n \t\tdev_err(dev, \"Failed to read RPMh address for %s\\n\", dev->name);\n \t\treturn -ENODEV;\n \t}\n \n+\tstrlcpy(name, init_data->supply_name, sizeof(name));\n+\tstrlcat(name, \"-supply\", sizeof(name));\n+\tret = device_get_supply_regulator(dev->parent, name, &priv->supply);\n+\tif (ret)\n+\t\tprintf(\"Failed to get supply regulator %s for %s: %d\\n\",\n+\t\t init_data->supply_name, dev->name, ret);\n+\n \tpriv->hw_data = init_data->hw_data;\n \tpriv->enabled = -EINVAL;\n \tpriv->uv = -ENOTRECOVERABLE;\n \tif (ofnode_read_u32(dev_ofnode(dev), \"regulator-initial-mode\", &priv->mode))\n","prefixes":["3/3"]}