{"id":2215974,"url":"http://patchwork.ozlabs.org/api/patches/2215974/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260325143555.451852-25-herve.codina@bootlin.com/","project":{"id":35,"url":"http://patchwork.ozlabs.org/api/projects/35/?format=json","name":"Linux I2C development","link_name":"linux-i2c","list_id":"linux-i2c.vger.kernel.org","list_email":"linux-i2c@vger.kernel.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20260325143555.451852-25-herve.codina@bootlin.com>","list_archive_url":null,"date":"2026-03-25T14:35:51","name":"[v6,24/27] misc: lan966x_pci: Introduce board specific data","commit_ref":null,"pull_url":null,"state":"not-applicable","archived":false,"hash":"0e6d8d5946d0d21b98199eb4e473d927cee8e1b7","submitter":{"id":81983,"url":"http://patchwork.ozlabs.org/api/people/81983/?format=json","name":"Herve Codina","email":"herve.codina@bootlin.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20260325143555.451852-25-herve.codina@bootlin.com/mbox/","series":[{"id":497455,"url":"http://patchwork.ozlabs.org/api/series/497455/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/list/?series=497455","date":"2026-03-25T14:35:31","name":"lan966x pci device: Add support for SFPs","version":6,"mbox":"http://patchwork.ozlabs.org/series/497455/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2215974/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2215974/checks/","tags":{},"related":[],"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-i2c@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=bootlin.com header.i=@bootlin.com header.a=rsa-sha256\n header.s=dkim header.b=eJ4BmFcA;\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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a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1774449809; cv=none;\n b=t/rjUx71/LuUxAvJrqUd0jKxh8rDXMZrywlwsYPx39EFALpLvBC9TIFMWqwbJjYyigXdpraOllZd+dtZVCLH4kPKS2ZjSDFB49QTngJ38N81Pjg3JtwS2f4mg7F/EeIJqAGs4nYfY+XQs6KIw0v+0eCtI0D3V/45mjGoiGLUWSQ=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1774449809; c=relaxed/simple;\n\tbh=NTK3i5tT9QWPEOEZ2JcdNqTuIHC5BhBkEo4P1dG/bNY=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=u2bDfLdkW3ctjJSYDlpu1pIL+Gd8kJ2oAVFc/JnZIX3bX9d6HiwyFob4zeETnJPt/CoLsYukVqj0HduaAvGxfIhwNA0bU2kdSfdYZ36YqptZQb4iGEfDfrkxwTtS7RaSUGLae9TUr6KkYwBFWMmnLoftjE3vn+3WYX3yZ7qIdzc=","ARC-Authentication-Results":"i=1; smtp.subspace.kernel.org;\n dmarc=pass (p=reject dis=none) header.from=bootlin.com;\n spf=pass smtp.mailfrom=bootlin.com;\n dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com\n header.b=eJ4BmFcA; arc=none smtp.client-ip=185.246.85.4","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim;\n\tt=1774449800; h=from:subject:date:message-id:to:cc:mime-version:\n\t content-transfer-encoding:in-reply-to:references;\n\tbh=dyU2PMsXAmj3EbT2+UZQ+YSlvbKU0N9ZIMJJlxdw490=;\n\tb=eJ4BmFcAjAHO1RljChWdOyoj3omI/HuwZmTpXXHQa1umyn9qPlvXMX0qFWHX41OtrKkEA1\n\tGvBSGgfM4yrx92BviPWee8JItzhEODZaOjL49ET1ZPQJiTDPdWu67AmxZcwfgAM7RHexh8\n\tBBfjF9gNBx3YobP5vg27CSbfUTTHQgebXMzwb/Y9URTy9Fp70//V99F42kh0Q7vhs0OoVB\n\tZvGI2Rl+HJieKsxTPvtA4ZlBtkBHUg3o5akZuVa9XdzJTMNomY3mmyUIb3q7OOjh9BmaDO\n\twfp9AO3ccuHOnRdShguOtsQSJoF8butGZEl8ck8Nswog14Pj0jSZOuIP7WrmCw==","From":"Herve Codina ","To":"Andrew Lunn ,\n\tRob Herring ,\n\tKrzysztof Kozlowski ,\n\tConor Dooley ,\n\tGeert Uytterhoeven ,\n\tKalle Niemi ,\n\tMatti Vaittinen ,\n\tGreg Kroah-Hartman ,\n\t\"Rafael J. Wysocki\" ,\n\tDanilo Krummrich ,\n\tFrank Li ,\n\tSascha Hauer ,\n\tPengutronix Kernel Team ,\n\tFabio Estevam ,\n\tMichael Turquette ,\n\tStephen Boyd ,\n\tAndi Shyti ,\n\tWolfram Sang ,\n\tPeter Rosin ,\n\tArnd Bergmann ,\n\tHerve Codina ,\n\tSaravana Kannan ,\n\tBjorn Helgaas ,\n\tCharles Keepax ,\n\tRichard Fitzgerald ,\n\tDavid Rhodes ,\n\tLinus Walleij ,\n\tUlf Hansson ,\n\tMark Brown ,\n\tLen Brown ,\n\tAndy Shevchenko ,\n\tDaniel Scally ,\n\tHeikki Krogerus ,\n\tSakari Ailus ,\n\tDavidlohr Bueso ,\n\tJonathan Cameron ,\n\tDave Jiang ,\n\tAlison Schofield ,\n\tVishal Verma ,\n\tIra Weiny ,\n\tDan Williams ,\n\tShawn Guo ","Cc":"Wolfram Sang ,\n\tlinux-kernel@vger.kernel.org,\n\tdriver-core@lists.linux.dev,\n\timx@lists.linux.dev,\n\tlinux-arm-kernel@lists.infradead.org,\n\tlinux-clk@vger.kernel.org,\n\tlinux-i2c@vger.kernel.org,\n\tdevicetree@vger.kernel.org,\n\tlinux-pci@vger.kernel.org,\n\tlinux-sound@vger.kernel.org,\n\tpatches@opensource.cirrus.com,\n\tlinux-gpio@vger.kernel.org,\n\tlinux-pm@vger.kernel.org,\n\tlinux-spi@vger.kernel.org,\n\tlinux-acpi@vger.kernel.org,\n\tlinux-cxl@vger.kernel.org,\n\tAllan Nielsen ,\n\tHoratiu Vultur ,\n\tSteen Hegelund ,\n\tLuca Ceresoli ,\n\tThomas Petazzoni ","Subject":"[PATCH v6 24/27] misc: lan966x_pci: Introduce board specific data","Date":"Wed, 25 Mar 2026 15:35:51 +0100","Message-ID":"<20260325143555.451852-25-herve.codina@bootlin.com>","X-Mailer":"git-send-email 2.53.0","In-Reply-To":"<20260325143555.451852-1-herve.codina@bootlin.com>","References":"<20260325143555.451852-1-herve.codina@bootlin.com>","Precedence":"bulk","X-Mailing-List":"linux-i2c@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-Last-TLS-Session-Version":"TLSv1.3"},"content":"Only one device-tree overlay (lan966x_evb_lan9662_nic.dtbo) is handled\nand this overlay is directly referenced in lan966x_pci_load_overlay().\n\nThis avoid to use the code for an other board.\n\nIn order to be more generic and to allow support for other boards (PCI\nVendor/Device IDs), introduce the lan966x_pci_info structure and attach\nit to PCI Vendor/Device IDs handled by the driver.\n\nThis structure contains information related to the PCI board such as\ninformation related to the dtbo describing the board we have to load.\n\nSigned-off-by: Herve Codina \nReviewed-by: Andrew Lunn \n---\n drivers/misc/lan966x_pci.c | 30 ++++++++++++++++++++++--------\n 1 file changed, 22 insertions(+), 8 deletions(-)","diff":"diff --git a/drivers/misc/lan966x_pci.c b/drivers/misc/lan966x_pci.c\nindex e6d1fce0b116..041e92f924c4 100644\n--- a/drivers/misc/lan966x_pci.c\n+++ b/drivers/misc/lan966x_pci.c\n@@ -18,10 +18,6 @@\n #include \n #include \n \n-/* Embedded dtbo symbols created by cmd_wrap_S_dtb in scripts/Makefile.lib */\n-extern char __dtbo_lan966x_evb_lan9662_nic_begin[];\n-extern char __dtbo_lan966x_evb_lan9662_nic_end[];\n-\n struct pci_dev_intr_ctrl {\n \tstruct pci_dev *pci_dev;\n \tstruct irq_domain *irq_domain;\n@@ -118,17 +114,23 @@ static int devm_pci_dev_create_intr_ctrl(struct pci_dev *pdev)\n \treturn devm_add_action_or_reset(&pdev->dev, devm_pci_dev_remove_intr_ctrl, intr_ctrl);\n }\n \n+struct lan966x_pci_info {\n+\tvoid *dtbo_begin;\n+\tvoid *dtbo_end;\n+};\n+\n struct lan966x_pci {\n \tstruct device *dev;\n \tint ovcs_id;\n+\tconst struct lan966x_pci_info *info;\n };\n \n static int lan966x_pci_load_overlay(struct lan966x_pci *data)\n {\n-\tu32 dtbo_size = __dtbo_lan966x_evb_lan9662_nic_end - __dtbo_lan966x_evb_lan9662_nic_begin;\n-\tvoid *dtbo_start = __dtbo_lan966x_evb_lan9662_nic_begin;\n+\tconst struct lan966x_pci_info *info = data->info;\n \n-\treturn of_overlay_fdt_apply(dtbo_start, dtbo_size, &data->ovcs_id, dev_of_node(data->dev));\n+\treturn of_overlay_fdt_apply(info->dtbo_begin, info->dtbo_end - info->dtbo_begin,\n+\t\t\t\t &data->ovcs_id, dev_of_node(data->dev));\n }\n \n static void lan966x_pci_unload_overlay(struct lan966x_pci *data)\n@@ -169,6 +171,9 @@ static int lan966x_pci_probe(struct pci_dev *pdev, const struct pci_device_id *i\n \n \tpci_set_drvdata(pdev, data);\n \tdata->dev = dev;\n+\tdata->info = (const struct lan966x_pci_info *)id->driver_data;\n+\tif (!data->info)\n+\t\treturn -EINVAL;\n \n \tret = lan966x_pci_load_overlay(data);\n \tif (ret)\n@@ -196,8 +201,17 @@ static void lan966x_pci_remove(struct pci_dev *pdev)\n \tlan966x_pci_unload_overlay(data);\n }\n \n+/* Embedded dtbo symbols created by cmd_wrap_S_dtb in scripts/Makefile.lib */\n+extern char __dtbo_lan966x_evb_lan9662_nic_begin[];\n+extern char __dtbo_lan966x_evb_lan9662_nic_end[];\n+\n+static struct lan966x_pci_info evb_lan9662_nic_info = {\n+\t.dtbo_begin = __dtbo_lan966x_evb_lan9662_nic_begin,\n+\t.dtbo_end = __dtbo_lan966x_evb_lan9662_nic_end,\n+};\n+\n static struct pci_device_id lan966x_pci_ids[] = {\n-\t{ PCI_DEVICE(PCI_VENDOR_ID_EFAR, PCI_DEVICE_ID_EFAR_LAN9662) },\n+\t{ PCI_DEVICE_DATA(EFAR, LAN9662, &evb_lan9662_nic_info) },\n \t{ }\n };\n MODULE_DEVICE_TABLE(pci, lan966x_pci_ids);\n","prefixes":["v6","24/27"]}