{"id":2231166,"url":"http://patchwork.ozlabs.org/api/patches/2231166/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-ide/patch/20260430110652.558622-17-vladimir.oltean@nxp.com/","project":{"id":13,"url":"http://patchwork.ozlabs.org/api/projects/13/?format=json","name":"Linux IDE development","link_name":"linux-ide","list_id":"linux-ide.vger.kernel.org","list_email":"linux-ide@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260430110652.558622-17-vladimir.oltean@nxp.com>","list_archive_url":null,"date":"2026-04-30T11:06:41","name":"[v7,phy-next,16/27] phy: make phy_get_mode(), phy_(get|set)_bus_width() NULL tolerant","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"261e121e5eec18bb51be45cd363320b577275250","submitter":{"id":75582,"url":"http://patchwork.ozlabs.org/api/people/75582/?format=json","name":"Vladimir Oltean","email":"vladimir.oltean@nxp.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-ide/patch/20260430110652.558622-17-vladimir.oltean@nxp.com/mbox/","series":[{"id":502277,"url":"http://patchwork.ozlabs.org/api/series/502277/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-ide/list/?series=502277","date":"2026-04-30T11:06:26","name":"Split Generic PHY consumer and provider","version":7,"mbox":"http://patchwork.ozlabs.org/series/502277/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2231166/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2231166/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-ide@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=nxp.com header.i=@nxp.com header.a=rsa-sha256\n header.s=selector1 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b=K7pgp+Gl66hx3E9HIdUaLX3SvRbKemdHAJIhb3CSaTFVEYRqQk41zWzbAYEjOTetnhUVCxkloAiaYx65iW/cLc4ybrRsAc5V1lE9oF759vmZJDwLXkdMwD5lxfWbTfP3W9ZU7NDQunXucSWMBGma9CB3mzto/y8Dvv/ervLhYy03ktqf6FmPuGlQDEgfns0IVp/kMBCz0sbPGcUnf9U6zxV92Rgb/dOj/Hs2yIGRSF2Yby6Wy0ZlROD5U0BShBeZsxcI/KPpFNQpJthTZsxdW3Lpyn+Og13uLuP32JkUWQ+87f8thr0DAlKkpcbLoUIETTrmRny2h/OIT8OrRIUz1Q==","From":"Vladimir Oltean ","To":"linux-phy@lists.infradead.org","Cc":"Vinod Koul ,\n\tNeil Armstrong ,\n\tdri-devel@lists.freedesktop.org,\n\tfreedreno@lists.freedesktop.org,\n\tlinux-arm-kernel@lists.infradead.org,\n\tlinux-arm-msm@vger.kernel.org,\n\tlinux-can@vger.kernel.org,\n\tlinux-gpio@vger.kernel.org,\n\tlinux-ide@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org,\n\tlinux-media@vger.kernel.org,\n\tlinux-pci@vger.kernel.org,\n\tlinux-renesas-soc@vger.kernel.org,\n\tlinux-riscv@lists.infradead.org,\n\tlinux-rockchip@lists.infradead.org,\n\tlinux-samsung-soc@vger.kernel.org,\n\tlinux-scsi@vger.kernel.org,\n\tlinux-sunxi@lists.linux.dev,\n\tlinux-tegra@vger.kernel.org,\n\tlinux-usb@vger.kernel.org,\n\tnetdev@vger.kernel.org,\n\tspacemit@lists.linux.dev,\n\tUNGLinuxDriver@microchip.com","Subject":"[PATCH v7 phy-next 16/27] phy: make phy_get_mode(),\n phy_(get|set)_bus_width() NULL tolerant","Date":"Thu, 30 Apr 2026 14:06:41 +0300","Message-Id":"<20260430110652.558622-17-vladimir.oltean@nxp.com>","X-Mailer":"git-send-email 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","X-OriginatorOrg":"nxp.com","X-MS-Exchange-CrossTenant-Network-Message-Id":"\n ef78419a-82de-4b78-9d68-08dea6a8a8be","X-MS-Exchange-CrossTenant-AuthSource":"AM9PR04MB8585.eurprd04.prod.outlook.com","X-MS-Exchange-CrossTenant-AuthAs":"Internal","X-MS-Exchange-CrossTenant-OriginalArrivalTime":"30 Apr 2026 11:07:25.0168\n (UTC)","X-MS-Exchange-CrossTenant-FromEntityHeader":"Hosted","X-MS-Exchange-CrossTenant-Id":"686ea1d3-bc2b-4c6f-a92c-d99c5c301635","X-MS-Exchange-CrossTenant-MailboxType":"HOSTED","X-MS-Exchange-CrossTenant-UserPrincipalName":"\n k2bOQ/4wIajlhvGlFMl3Y5A8DoX/ZcvJjvP8F5io+X1TpX1L5jfvTmvU4T16WrM7akXQp/0bA6uwtYRAG2Mu9w==","X-MS-Exchange-Transport-CrossTenantHeadersStamped":"VI1PR04MB7182"},"content":"The PHY API has an optional \"get\" which returns NULL, so it needs to\naccept that NULL coming back in.\n\nMost PHY functions do this, only the formerly static inline attribute\ndereferences did not.\n\nSigned-off-by: Vladimir Oltean \n---\nv2->v7: none\nv1->v2: patch is new\n---\n drivers/phy/phy-core.c | 9 ++++++++-\n include/linux/phy/phy.h | 2 ++\n 2 files changed, 10 insertions(+), 1 deletion(-)","diff":"diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c\nindex a1aff00fba7c..0d0be494cfd7 100644\n--- a/drivers/phy/phy-core.c\n+++ b/drivers/phy/phy-core.c\n@@ -624,19 +624,26 @@ EXPORT_SYMBOL_GPL(phy_validate);\n \n enum phy_mode phy_get_mode(struct phy *phy)\n {\n+\tif (!phy)\n+\t\treturn PHY_MODE_INVALID;\n+\n \treturn phy->attrs.mode;\n }\n EXPORT_SYMBOL_GPL(phy_get_mode);\n \n int phy_get_bus_width(struct phy *phy)\n {\n+\tif (!phy)\n+\t\treturn 0;\n+\n \treturn phy->attrs.bus_width;\n }\n EXPORT_SYMBOL_GPL(phy_get_bus_width);\n \n void phy_set_bus_width(struct phy *phy, int bus_width)\n {\n-\tphy->attrs.bus_width = bus_width;\n+\tif (phy)\n+\t\tphy->attrs.bus_width = bus_width;\n }\n EXPORT_SYMBOL_GPL(phy_set_bus_width);\n \ndiff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h\nindex f208edd25afe..a7e2432ca1ae 100644\n--- a/include/linux/phy/phy.h\n+++ b/include/linux/phy/phy.h\n@@ -248,6 +248,8 @@ static inline int phy_notify_state(struct phy *phy, union phy_notify state)\n \n static inline int phy_get_bus_width(struct phy *phy)\n {\n+\tif (!phy)\n+\t\treturn 0;\n \treturn -ENOSYS;\n }\n \n","prefixes":["v7","phy-next","16/27"]}