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(2001-14ba-437-c00--190.rev.dnainternet.fi. [2001:14ba:437:c00::190]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-596a0d1493bsm3863273e87.73.2025.11.24.07.07.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 24 Nov 2025 07:07:30 -0800 (PST) Message-ID: <5cf2a12a-7c66-4622-b4a9-14896c6df005@gmail.com> Date: Mon, 24 Nov 2025 17:07:28 +0200 Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 01/29] Revert "treewide: Fix probing of devices in DT overlays" To: Rob Herring Cc: Herve Codina , Andrew Lunn , Krzysztof Kozlowski , Conor Dooley , Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Michael Turquette , Stephen Boyd , Andi Shyti , Wolfram Sang , Peter Rosin , Arnd Bergmann , Saravana Kannan , Bjorn Helgaas , Charles Keepax , Richard Fitzgerald , David Rhodes , Linus Walleij , Ulf Hansson , Mark Brown , Andy Shevchenko , Daniel Scally , Heikki Krogerus , Sakari Ailus , Len Brown , Davidlohr Bueso , Jonathan Cameron , Dave Jiang , Alison Schofield , Vishal Verma , Ira Weiny , Dan Williams , Geert Uytterhoeven , Wolfram Sang , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, linux-i2c@vger.kernel.org, linux-pci@vger.kernel.org, linux-sound@vger.kernel.org, patches@opensource.cirrus.com, linux-gpio@vger.kernel.org, linux-pm@vger.kernel.org, linux-spi@vger.kernel.org, linux-acpi@vger.kernel.org, linux-cxl@vger.kernel.org, Allan Nielsen , Horatiu Vultur , Steen Hegelund , Luca Ceresoli , Thomas Petazzoni , mazziesaccount@gmail.com References: <20251015071420.1173068-1-herve.codina@bootlin.com> <20251015071420.1173068-2-herve.codina@bootlin.com> Content-Language: en-US From: Kalle Niemi In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 11/24/25 16:53, Rob Herring wrote: > On Mon, Nov 24, 2025 at 8:48 AM Kalle Niemi wrote: >> On 10/15/25 10:13, Herve Codina wrote: >>> From: Saravana Kannan >>> >>> This reverts commit 1a50d9403fb90cbe4dea0ec9fd0351d2ecbd8924. >>> >>> While the commit fixed fw_devlink overlay handling for one case, it >>> broke it for another case. So revert it and redo the fix in a separate >>> patch. >>> >>> Fixes: 1a50d9403fb9 ("treewide: Fix probing of devices in DT overlays") >>> Reported-by: Herve Codina >>> Closes: https://lore.kernel.org/lkml/CAMuHMdXEnSD4rRJ-o90x4OprUacN_rJgyo8x6=9F9rZ+-KzjOg@mail.gmail.com/ >>> Closes: https://lore.kernel.org/all/20240221095137.616d2aaa@bootlin.com/ >>> Closes: https://lore.kernel.org/lkml/20240312151835.29ef62a0@bootlin.com/ >>> Signed-off-by: Saravana Kannan >>> Link: https://lore.kernel.org/lkml/20240411235623.1260061-2-saravanak@google.com/ >>> Signed-off-by: Herve Codina >>> Acked-by: Mark Brown >>> --- >>> drivers/bus/imx-weim.c | 6 ------ >>> drivers/i2c/i2c-core-of.c | 5 ----- >>> drivers/of/dynamic.c | 1 - >>> drivers/of/platform.c | 5 ----- >>> drivers/spi/spi.c | 5 ----- >>> 5 files changed, 22 deletions(-) >>> >>> diff --git a/drivers/bus/imx-weim.c b/drivers/bus/imx-weim.c >>> index 83d623d97f5f..87070155b057 100644 >>> --- a/drivers/bus/imx-weim.c >>> +++ b/drivers/bus/imx-weim.c >>> @@ -327,12 +327,6 @@ static int of_weim_notify(struct notifier_block *nb, unsigned long action, >>> "Failed to setup timing for '%pOF'\n", rd->dn); >>> >>> if (!of_node_check_flag(rd->dn, OF_POPULATED)) { >>> - /* >>> - * Clear the flag before adding the device so that >>> - * fw_devlink doesn't skip adding consumers to this >>> - * device. >>> - */ >>> - rd->dn->fwnode.flags &= ~FWNODE_FLAG_NOT_DEVICE; >>> if (!of_platform_device_create(rd->dn, NULL, &pdev->dev)) { >>> dev_err(&pdev->dev, >>> "Failed to create child device '%pOF'\n", >>> diff --git a/drivers/i2c/i2c-core-of.c b/drivers/i2c/i2c-core-of.c >>> index eb7fb202355f..30b48a428c0b 100644 >>> --- a/drivers/i2c/i2c-core-of.c >>> +++ b/drivers/i2c/i2c-core-of.c >>> @@ -176,11 +176,6 @@ static int of_i2c_notify(struct notifier_block *nb, unsigned long action, >>> return NOTIFY_OK; >>> } >>> >>> - /* >>> - * Clear the flag before adding the device so that fw_devlink >>> - * doesn't skip adding consumers to this device. >>> - */ >>> - rd->dn->fwnode.flags &= ~FWNODE_FLAG_NOT_DEVICE; >>> client = of_i2c_register_device(adap, rd->dn); >>> if (IS_ERR(client)) { >>> dev_err(&adap->dev, "failed to create client for '%pOF'\n", >>> diff --git a/drivers/of/dynamic.c b/drivers/of/dynamic.c >>> index 2eaaddcb0ec4..b5be7484fb36 100644 >>> --- a/drivers/of/dynamic.c >>> +++ b/drivers/of/dynamic.c >>> @@ -225,7 +225,6 @@ static void __of_attach_node(struct device_node *np) >>> np->sibling = np->parent->child; >>> np->parent->child = np; >>> of_node_clear_flag(np, OF_DETACHED); >>> - np->fwnode.flags |= FWNODE_FLAG_NOT_DEVICE; >>> >>> raw_spin_unlock_irqrestore(&devtree_lock, flags); >>> >>> diff --git a/drivers/of/platform.c b/drivers/of/platform.c >>> index f77cb19973a5..ef9445ba168b 100644 >>> --- a/drivers/of/platform.c >>> +++ b/drivers/of/platform.c >>> @@ -739,11 +739,6 @@ static int of_platform_notify(struct notifier_block *nb, >>> if (of_node_check_flag(rd->dn, OF_POPULATED)) >>> return NOTIFY_OK; >>> >>> - /* >>> - * Clear the flag before adding the device so that fw_devlink >>> - * doesn't skip adding consumers to this device. >>> - */ >>> - rd->dn->fwnode.flags &= ~FWNODE_FLAG_NOT_DEVICE; >>> /* pdev_parent may be NULL when no bus platform device */ >>> pdev_parent = of_find_device_by_node(parent); >>> pdev = of_platform_device_create(rd->dn, NULL, >>> diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c >>> index 2e0647a06890..b22944a207c9 100644 >>> --- a/drivers/spi/spi.c >>> +++ b/drivers/spi/spi.c >>> @@ -4791,11 +4791,6 @@ static int of_spi_notify(struct notifier_block *nb, unsigned long action, >>> return NOTIFY_OK; >>> } >>> >>> - /* >>> - * Clear the flag before adding the device so that fw_devlink >>> - * doesn't skip adding consumers to this device. >>> - */ >>> - rd->dn->fwnode.flags &= ~FWNODE_FLAG_NOT_DEVICE; >>> spi = of_register_spi_device(ctlr, rd->dn); >>> put_device(&ctlr->dev); >>> >> Sorry, some of you will receive this message now for second time. First >> message was sent to older series of patches. >> - >> >> Hello, >> >> Test system testing drivers for ROHM ICs bisected this commit to cause >> BD71847 drivers probe to not be called. > This driver (and overlay support) is in linux-next or something out of > tree on top of linux-next? > > Rob Yes the driver is in mainline linux: /drivers/mfd/rohm-bd718x7.c Kalle