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{ "id": 2198238, "url": "http://patchwork.ozlabs.org/api/1.0/covers/2198238/?format=api", "project": { "id": 42, "url": "http://patchwork.ozlabs.org/api/1.0/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": "" }, "msgid": "<20260219-device-match-secondary-fwnode-v1-0-a64e8d4754bc@oss.qualcomm.com>", "date": "2026-02-19T16:31:21", "name": "[0/2] driver core: provide and use device_match_fwnode_ext()", "submitter": { "id": 92196, "url": "http://patchwork.ozlabs.org/api/1.0/people/92196/?format=api", "name": "Bartosz Golaszewski", "email": "bartosz.golaszewski@oss.qualcomm.com" }, "series": [ { "id": 492699, "url": "http://patchwork.ozlabs.org/api/1.0/series/492699/?format=api", "date": "2026-02-19T16:31:21", "name": "driver core: provide and use device_match_fwnode_ext()", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/492699/mbox/" } ], "headers": { "Return-Path": "\n <linux-gpio+bounces-31869-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=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 header.b=T6AQaImf;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.a=rsa-sha256 header.s=google header.b=A08lDLlJ;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; 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charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "X-B4-Tracking": "v=1; b=H4sIANk6l2kC/x3MQQqDMBBG4avIrB0wUZT2KsVFmPzqLExKItoi3\n t3g8oPHOykjKTK9q5MSds0aQ4GpK5LFhRmsvphsY/vGmhf7Egl4dZssnCExeJf+PB0henAnYvo\n W0g0Alcc3YdLf8/+M13UDNGYHlW8AAAA=", "X-Change-ID": "20260219-device-match-secondary-fwnode-4cc163ec47ee", "To": "Greg Kroah-Hartman <gregkh@linuxfoundation.org>,\n \"Rafael J. Wysocki\" <rafael@kernel.org>,\n Danilo Krummrich <dakr@kernel.org>, Linus Walleij <linusw@kernel.org>,\n Bartosz Golaszewski <brgl@kernel.org>,\n Dmitry Torokhov <dmitry.torokhov@gmail.com>,\n Andy Shevchenko <andriy.shevchenko@linux.intel.com>", "Cc": "driver-core@lists.linux.dev, linux-kernel@vger.kernel.org,\n linux-gpio@vger.kernel.org,\n Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>", "X-Mailer": "b4 0.14.2", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=947;\n i=bartosz.golaszewski@oss.qualcomm.com; h=from:subject:message-id;\n bh=OXvGlh3LIuun63LtKHZFwnc5q1f3s01eombZh07coZQ=;\n b=owEBbQKS/ZANAwAKAQWdLsv/NoTDAcsmYgBplzrb5/3UQHQWtf4+bzNfAFj0d/mKFKU4BTUjV\n EJHwqScdwaJAjMEAAEKAB0WIQSR5RMt5bVGHXuiZfwFnS7L/zaEwwUCaZc62wAKCRAFnS7L/zaE\n w5VJD/91vYWltp7GEUgBtfnS4DMibJQ2JOFQgrna0QYZIQB0saf0Y2N40Gepj7kUao4RskfiEFb\n 1Kz4BRJ8RNK7j1o2G4Eo767ICJitUL7yhjnyaohf4y97KqhuFF5u4w06O4PPCWK2nK0ZsfxvFcT\n dYGUnJelX7IxCqc5cq8+AVf52GnCRQl1L81ZwzA9JTLFPV4VJ0kmhmZwwYGGAkfxjbs4vLml38c\n U3QhkY/Urm3LcQyd3QtbQIHXtYaWx8Mm05ZyVCd5XeanEAhr7DeY1Ao6lOglAFnfQEgxsIPoRBE\n CIaFo07gpnjYuihUvf2sDHvUyuQfJJGU3d3+nhS/b2djfPhkZXfRLc7jsEG24HODDtypW2wI6Gd\n iHjykuSwTDKG5d4vpZAbDJyiaHe8q+5XIsEug7QsZuWfxo/b0D+Jqq+hkaAdgm+yGENBbgT6+TQ\n XXvqNmPuDMAx+WMqJ7om5+RHWOmiXuNCgXF0O0AurZSeXkWm/Q1Dy5nSM5sPAD+TPBjD8lUZ5pL\n TgstbvM3OIt3vmOKWXloSi5LYKYECV1GvchpLLQjyXL/fWlMNzqoTo2XMSO0UEULb3j6P+/BScY\n art7CnKpuh45jvCYV+zFcJbgrdr4fgRpg3oQuRvR9RYr+5qHal/iEwTAhlcMV4a2UM0eEkhZ6y4\n 3+pViHQXuaZOdyw==", "X-Developer-Key": "i=bartosz.golaszewski@oss.qualcomm.com; a=openpgp;\n fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772", "X-Proofpoint-GUID": "sDqURIUmG97qVEijIpJHUWzscq6cKfiU", "X-Authority-Analysis": "v=2.4 cv=JrL8bc4C c=1 sm=1 tr=0 ts=69973ae9 cx=c_pps\n a=N1BjEkVkxJi3uNfLdpvX3g==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10\n a=HzLeVaNsDn8A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22\n a=Mpw57Om8IfrbqaoTuvik:22 a=GgsMoib0sEa3-_RKJdDe:22 a=VwQbUJbxAAAA:8\n a=1XWaLZrsAAAA:8 a=EUspDBNiAAAA:8 a=pifG940BjlHurnhQwJ8A:9 a=QEXdDO2ut3YA:10\n a=crWF4MFLhNY0qMRaF8an:22", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwMjE5MDE0OSBTYWx0ZWRfX4dmccag/g2dS\n pHhUvgH3NEaEWGPNf3YlulScSO5e58U5mGuCIoQKA6xDQ3aUI81oHLPpmLzL3g90k0hBdmnoz8b\n CbV9zKgQDrFhZKitBsjPlNX/j+8cDyJWVMYvseHHrRsDtTptFLFDIhGRYItm3i86iJHV0hW91jh\n 4DHPRBen9jBdRRZXTge8bKAhUHV2SKleeYd5E6+rjoEczd+oqzW3bdQ47agLZtdhuwUf/SwNySK\n MkwCD+IQls8erkvecmJPtIJfFZeb3/MGIJnNK5dbIn02PQqf7T7H+MQ4npBNHJyx2M/me1pbky7\n Fyy8MID3OZszb/htw4MEzJm5WSea0nzZRQg2mmiafPnwTvbrPpvi14ZbvafkdK3Za2KEL4RrhoR\n nkpIpOS41SMLsBsdKFaS8nvKP+0jNgVTAtO/HNIPhnHmmXIDcRRsptrVKPBT9bvkwBv4UUMED7E\n a1QjNgBkWWaN12y6K+A==", "X-Proofpoint-ORIG-GUID": "sDqURIUmG97qVEijIpJHUWzscq6cKfiU", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-02-19_04,2026-02-19_01,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n suspectscore=0 priorityscore=1501 lowpriorityscore=0 impostorscore=0\n phishscore=0 bulkscore=0 clxscore=1015 spamscore=0 adultscore=0\n malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc=\n route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000\n definitions=main-2602190149" }, "content": "In GPIOLIB, during fwnode lookup, after having resolved the consumer's\nreference to a specific fwnode, we only match it against the primary\nnode of the controllers. Let's extend that to also the secondary node by\nproviding a new variant of device_match_fwnode() and using it in GPIO\ncore.\n\nLink: https://lore.kernel.org/all/aZUIFiOYt6GOlDQx@google.com/\nSigned-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>\n---\nBartosz Golaszewski (2):\n driver core: provide device_match_fwnode_ext()\n gpiolib: use device_match_fwnode_ext()\n\n drivers/base/core.c | 14 ++++++++++++++\n drivers/gpio/gpiolib.c | 2 +-\n include/linux/device/bus.h | 1 +\n 3 files changed, 16 insertions(+), 1 deletion(-)\n---\nbase-commit: 50f68cc7be0a2cbf54d8f6aaf17df32fb01acc3f\nchange-id: 20260219-device-match-secondary-fwnode-4cc163ec47ee\n\nBest regards," }