From patchwork Fri May 2 19:00:29 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Kling via B4 Relay X-Patchwork-Id: 886875 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1885512CDAE; Fri, 2 May 2025 19:00:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746212445; cv=none; b=jD7RdEJWSNYccAlYUBcklvVfFL2htOv1cY7TzI5fYtgRMDJYNfQFdV+M5dbWoUds6U1q3nxKmEkxapMaV7aMsqxzlpJTBDZdkFLdeGEFjtAOhV8EXDXb0vg5H/o72u8NrC/B9sE5iFQ3jVBM9Zwb31HqPcDoqIExSHwZR+Q/K5U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746212445; c=relaxed/simple; bh=vXaXCEnytVJuFEeQkEbX7/pKBg2a7GeFNnk0YyHXzz8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Tkyxr94VSin21pSIo92BbQY1XHzClTGv5au5c8Dl2JDanmffsvNkUHRFCDa8VpEXtzeh5ZmMiezUPwXFQB253G2eoV7t0QxoiNq/QlYzIrr8dE7m+zZxtuSzfnfmQ92Mn9Co+TMTdsGLAmzMzVpN+QKs3Lifs8l4uO8y1YGjO1A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LWtQ38pH; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LWtQ38pH" Received: by smtp.kernel.org (Postfix) with ESMTPS id A02CEC4CEED; Fri, 2 May 2025 19:00:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746212444; bh=vXaXCEnytVJuFEeQkEbX7/pKBg2a7GeFNnk0YyHXzz8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=LWtQ38pHo/Yrv8BQE28Ry2jM8EPgFF1ojO+brYE244/p5eNOGlyJhFQvbZgIudlLk SL+j/AKe/TtTzF0qbA5AGNBZoivreYwDtIyiPXe2AZzWI0EcgWxejHiAC4qmzw2Rcq aQu0b7MBgz1fl22MsHTqRmaVZMIyeIvwE3de5vRoIiDBaWXoJzXUYLVnGoSqTqjx6x orcfqpZFnvwI1nmg/WqM3pI/hZiXXnTwsRvZMaMmN6mhSzgdnNc1T2AFDT2BkGkw1s lYlyuBdqDsPlWRBL3vHjfoPAGU3qdImYMlIHBt8HvNbgvmOxHMFFrrNnHf3gBq8eGD Ic7kL4WMcCdeA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8C049C3ABB0; Fri, 2 May 2025 19:00:44 +0000 (UTC) From: Aaron Kling via B4 Relay Date: Fri, 02 May 2025 14:00:29 -0500 Subject: [PATCH v3 1/4] irqdomain: Export irq_domain_free_irqs Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250502-pci-tegra-module-v3-1-556a49732d70@gmail.com> References: <20250502-pci-tegra-module-v3-0-556a49732d70@gmail.com> In-Reply-To: <20250502-pci-tegra-module-v3-0-556a49732d70@gmail.com> To: Thomas Gleixner , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Bjorn Helgaas , Thierry Reding , Jonathan Hunter , "Rafael J. Wysocki" , Daniel Lezcano Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, Aaron Kling X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1746212443; l=788; i=webgeek1234@gmail.com; s=20250217; h=from:subject:message-id; bh=WmKEd3TO9tPKzFNggls+Iy5PtWJNMd2mTPJMCu0pPuI=; b=5j2exqFnp877XdJQRSpPH1+pl+krTkOiipDlqB1XtSl0j/ACPysLiY9RIWoW1Ior+5VwHyQWD fkDQkbov+V3B3j8ZePdrczxtPlJqWbji8Hjns5IP/C56zBrmuRIJUfY X-Developer-Key: i=webgeek1234@gmail.com; a=ed25519; pk=TQwd6q26txw7bkK7B8qtI/kcAohZc7bHHGSD7domdrU= X-Endpoint-Received: by B4 Relay for webgeek1234@gmail.com/20250217 with auth_id=342 X-Original-From: Aaron Kling Reply-To: webgeek1234@gmail.com From: Aaron Kling Add export for irq_domain_free_irqs() so that we can allow drivers like the pci-tegra driver to be loadable as a module. Signed-off-by: Aaron Kling --- kernel/irq/irqdomain.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index ec6d8e72d980f604ded2bfa2143420e0e0095920..36cd79a8a2ce960b07b03c40067343ec8f632452 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -1890,6 +1890,7 @@ void irq_domain_free_irqs(unsigned int virq, unsigned int nr_irqs) irq_domain_free_irq_data(virq, nr_irqs); irq_free_descs(virq, nr_irqs); } +EXPORT_SYMBOL_GPL(irq_domain_free_irqs); static void irq_domain_free_one_irq(struct irq_domain *domain, unsigned int virq) { From patchwork Fri May 2 19:00:31 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Kling via B4 Relay X-Patchwork-Id: 886874 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 188F51AA1DB; Fri, 2 May 2025 19:00:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746212445; cv=none; b=QzedvakBL9wQIjP49SjzLuJ8OUVfJKAmGjo469YrLJnAdUIztBYXlYDqb9InDdpIhzQZCAL0a/XkUV0KDpYIPIYZc3nSyCtitg2V1DAavZUxD7tX4z0E2eeP4qQ/roX+HEoQvRD8snrC+4nTmXPLcYCYfTDi3xfeh9csaTwMiVo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746212445; c=relaxed/simple; bh=0kd70aDRShcJ+DgP88hGfkolBgZTKMYLZwsSsPfBMro=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=swEcHaR3Tyu+oTz4lj0X3Zbp6oQQGkTQB2jCCn6TcfvyZDsPt2/sQL3PQfUDB6E9YUgMbo0qZ1c8AQilFcW4LSMIQh8Umu35Ydv3Jbc7r3nVUL+tUkN9l2xLvTPXTfFO9JCdexPXryIOfbOfAwcYrci7rXuzFLNtOhrfrKicwyk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Rm4rEMps; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Rm4rEMps" Received: by smtp.kernel.org (Postfix) with ESMTPS id AEFB8C4CEEF; Fri, 2 May 2025 19:00:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746212444; bh=0kd70aDRShcJ+DgP88hGfkolBgZTKMYLZwsSsPfBMro=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=Rm4rEMpsdLZGkjUckftL5noeRRyE3cY6vhhIxPEIYMEGl6IM7G0WYyJyC15uLRezs r1fPrZZ/eypIuyjeUbjM54YwwghgnxjaGlqiRkn0uGQf+hxTfF21RoMO6XrlLeJMrW RaLJGlZIxGn6glFAA7/5y9vqgAVdLqHGLsKvGr9Uspko1+29pa+5hBhFCwoTQhQsWW 7GaKwa8l1nzGhgFR8qHvomuSfUSXS5QtkaGm2IHQo0HoOe3z1I1WXOcVmTIWwmq+lz JhE2l19GJhqmMFVOSD2bNL86C27RyGGx/Hq1R3FIBaOi2HjVuVdorptHtVtd9BLHHO 4r3SgQQ/cKYRg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id A44C0C3ABB6; Fri, 2 May 2025 19:00:44 +0000 (UTC) From: Aaron Kling via B4 Relay Date: Fri, 02 May 2025 14:00:31 -0500 Subject: [PATCH v3 3/4] PCI: tegra: Allow building as a module Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250502-pci-tegra-module-v3-3-556a49732d70@gmail.com> References: <20250502-pci-tegra-module-v3-0-556a49732d70@gmail.com> In-Reply-To: <20250502-pci-tegra-module-v3-0-556a49732d70@gmail.com> To: Thomas Gleixner , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= , Manivannan Sadhasivam , Rob Herring , Bjorn Helgaas , Thierry Reding , Jonathan Hunter , "Rafael J. Wysocki" , Daniel Lezcano Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, Aaron Kling X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1746212443; l=1592; i=webgeek1234@gmail.com; s=20250217; h=from:subject:message-id; bh=ediBwXdejZJpog3kftYSmvTQosQLVWrtV7PiuRz9nKw=; b=fyglllN1LQYdTPKsWYdjPwSOuvVIV4KKD8qg16D+m+tf7wg1uxixsLEoVSt6kfqC6bVH7RkdF eJc4roXh56OA3OSFyYtJtmoQOpNwkVRFxpGPXAYe5fmMsQgBaDCXRUv X-Developer-Key: i=webgeek1234@gmail.com; a=ed25519; pk=TQwd6q26txw7bkK7B8qtI/kcAohZc7bHHGSD7domdrU= X-Endpoint-Received: by B4 Relay for webgeek1234@gmail.com/20250217 with auth_id=342 X-Original-From: Aaron Kling Reply-To: webgeek1234@gmail.com From: Aaron Kling This changes the module macro back to builtin, which does not define an exit function. This will prevent the module from being unloaded. There are concerns with modules not cleaning up IRQs on unload, thus this needs specifically disallowed. Signed-off-by: Aaron Kling --- drivers/pci/controller/Kconfig | 2 +- drivers/pci/controller/pci-tegra.c | 5 ++++- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig index 9800b768105402d6dd1ba4b134c2ec23da6e4201..a9164dd2eccaead5ae9348c24a5ad75fcb40f507 100644 --- a/drivers/pci/controller/Kconfig +++ b/drivers/pci/controller/Kconfig @@ -224,7 +224,7 @@ config PCI_HYPERV_INTERFACE driver. config PCI_TEGRA - bool "NVIDIA Tegra PCIe controller" + tristate "NVIDIA Tegra PCIe controller" depends on ARCH_TEGRA || COMPILE_TEST depends on PCI_MSI help diff --git a/drivers/pci/controller/pci-tegra.c b/drivers/pci/controller/pci-tegra.c index b3cdbc5927de3742161310610dc5dcb836f5dd69..1539d172d708c11c3d085721ab9416be3dea6b12 100644 --- a/drivers/pci/controller/pci-tegra.c +++ b/drivers/pci/controller/pci-tegra.c @@ -2802,4 +2802,7 @@ static struct platform_driver tegra_pcie_driver = { .probe = tegra_pcie_probe, .remove = tegra_pcie_remove, }; -module_platform_driver(tegra_pcie_driver); +builtin_platform_driver(tegra_pcie_driver); +MODULE_AUTHOR("Thierry Reding "); +MODULE_DESCRIPTION("NVIDIA PCI host controller driver"); +MODULE_LICENSE("GPL");