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GET /api/patches/2174136/?format=api
{ "id": 2174136, "url": "http://patchwork.ozlabs.org/api/patches/2174136/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20251215-sqqs-v2-2-9a15a22072b7@foss.st.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "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, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20251215-sqqs-v2-2-9a15a22072b7@foss.st.com>", "list_archive_url": null, "date": "2025-12-15T07:38:19", "name": "[v2,2/3] clk: scmi: Fix priv initialization in scmi_clk_gate()", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "f2b215bc81e277a03d6b73d2abb1a10867406fdd", "submitter": { "id": 80709, "url": "http://patchwork.ozlabs.org/api/people/80709/?format=api", "name": "Patrice Chotard", "email": "patrice.chotard@foss.st.com" }, "delegate": { "id": 55230, "url": "http://patchwork.ozlabs.org/api/users/55230/?format=api", "username": "freenix", "first_name": "Peng", "last_name": "Fan", "email": "van.freenix@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20251215-sqqs-v2-2-9a15a22072b7@foss.st.com/mbox/", "series": [ { "id": 485354, "url": "http://patchwork.ozlabs.org/api/series/485354/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=485354", "date": "2025-12-15T07:38:20", "name": "clk: scmi: various fixes", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/485354/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2174136/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2174136/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": 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b=Ym1g1pXCPo/cxkl7L1b8za8xkX5Iv0bQn9ln8K6WIi9t2S+HqMpEAzmUf5ZPBMnpT7sYFTGpqTKVvVw6HC2lNOF5SQJVCLeK1MD2tjPWIdH5F4kLsiot0aJbpY6QJTltifKMqNXZZzq5uY3PjbGePRulCrG/S4sg0N8CgpCApEX2HyfOykUz+uH5JrrZzRPtJY/kcT2RDHTMqp1v4FqqO0XlMkH2tk77WZDOr6A4Cmh/vOVjempemXlcA6oHaKP3Irmd4Pr39dx79BUFR9r9+BePJBbV39spsuEqXBAAFSAzgd4aPwQL76Hb/WTdveTfqHRetWSibUfbDccOn0BM6Q==", "X-MS-Exchange-Authentication-Results": "spf=fail (sender IP is 164.130.1.60)\n smtp.mailfrom=foss.st.com; dkim=none (message not signed)\n header.d=none;dmarc=fail action=none header.from=foss.st.com;", "Received-SPF": "Fail (protection.outlook.com: domain of foss.st.com does not\n designate 164.130.1.60 as permitted sender) receiver=protection.outlook.com;\n client-ip=164.130.1.60; helo=smtpO365.st.com;", "From": "Patrice Chotard <patrice.chotard@foss.st.com>", "Date": "Mon, 15 Dec 2025 08:38:19 +0100", "Subject": "[PATCH v2 2/3] clk: scmi: Fix priv initialization in scmi_clk_gate()", "MIME-Version": "1.0", "Content-Type": "text/plain; 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"List-Archive": "<https://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.103.8 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "In scmi_clk_probe(), in case of CLK_CCF is not enabled, parent private\ndata is not set, so in scmi_clk_gate(), an uninitialized priv struct is\nretrieved.\n\nSCMI request is performed either using scmi_clk_state_in_v1 or\nscmi_clk_state_in_v2 struct depending of the unpredictable value of\npriv->version which leads to error during SCMI clock enable.\n\nIssue detected on STM32MP157C-DK2 board using the SCMI device tree\nstm32mp157c-dk2-scmi.dts.\n\nFixes: 0619cb32030b (\"firmware: scmi: Add clock v3.2 CONFIG_SET support\")\n\nSigned-off-by: Patrice Chotard <patrice.chotard@foss.st.com>\n\nCc: Alice Guo <alice.guo@nxp.com>\nCc: Marek Vasut <marek.vasut+renesas@mailbox.org>\nCc: Patrick Delaunay <patrick.delaunay@foss.st.com>\nCc: Peng Fan <peng.fan@nxp.com>\nCc: Sean Anderson <seanga2@gmail.com>\nCc: Tom Rini <trini@konsulko.com>\nCc: Valentin Caron <valentin.caron@foss.st.com>\nCc: Vinh Nguyen <vinh.nguyen.xz@renesas.com>\nCc: u-boot@lists.denx.de\nReviewed-by: Peng Fan <peng.fan@nxp.com>\n---\n drivers/clk/clk_scmi.c | 11 ++++++++++-\n 1 file changed, 10 insertions(+), 1 deletion(-)", "diff": "diff --git a/drivers/clk/clk_scmi.c b/drivers/clk/clk_scmi.c\nindex f6132178205..5c99f3708c3 100644\n--- a/drivers/clk/clk_scmi.c\n+++ b/drivers/clk/clk_scmi.c\n@@ -137,7 +137,7 @@ static int scmi_clk_get_attribute(struct udevice *dev, int clkid, char *name,\n \n static int scmi_clk_gate(struct clk *clk, int enable)\n {\n-\tstruct scmi_clock_priv *priv = dev_get_parent_priv(clk->dev);\n+\tstruct scmi_clock_priv *priv;\n \tstruct scmi_clk_state_in_v1 in_v1 = {\n \t\t.clock_id = clk_get_id(clk),\n \t\t.attributes = enable,\n@@ -156,6 +156,15 @@ static int scmi_clk_gate(struct clk *clk, int enable)\n \t\t\t\t\t in_v2, out);\n \tint ret;\n \n+\t/*\n+\t * retrieve the correct priv which was set in scmi_clk_probe().\n+\t * in case CLK_CCF is set, priv was set in parent_priv\n+\t */\n+\tif (!CONFIG_IS_ENABLED(CLK_CCF))\n+\t\tpriv = dev_get_priv(clk->dev);\n+\telse\n+\t\tpriv = dev_get_parent_priv(clk->dev);\n+\n \tret = devm_scmi_process_msg(clk->dev,\n \t\t\t\t (priv->version < CLOCK_PROTOCOL_VERSION_2_1) ?\n \t\t\t\t &msg_v1 : &msg_v2);\n", "prefixes": [ "v2", "2/3" ] }