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[149.14.88.26]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-37d7fa8ffd6sm4246879f8f.50.2024.10.16.05.41.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Oct 2024 05:42:00 -0700 (PDT) From: Philipp Stanner To: Jonathan Corbet , Damien Le Moal , Niklas Cassel , Giovanni Cabiddu , Herbert Xu , "David S. Miller" , Boris Brezillon , Arnaud Ebalard , Srujana Challa , Alexander Shishkin , Miri Korenblit , Kalle Valo , Serge Semin , Jon Mason , Dave Jiang , Allen Hubbe , Bjorn Helgaas , Kevin Cernekee , Greg Kroah-Hartman , Jiri Slaby , Jaroslav Kysela , Takashi Iwai , Mark Brown , David Lechner , Philipp Stanner , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Jie Wang , Tero Kristo , Adam Guerin , Shashank Gupta , Przemek Kitszel , Bharat Bhushan , Nithin Dabilpuram , Johannes Berg , Emmanuel Grumbach , Gregory Greenman , Benjamin Berg , Yedidya Benshimol , Breno Leitao , Florian Fainelli , =?utf-8?q?Ilpo_J=C3=A4rvi?= =?utf-8?q?nen?= Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, qat-linux@intel.com, linux-crypto@vger.kernel.org, linux-wireless@vger.kernel.org, ntb@lists.linux.dev, linux-pci@vger.kernel.org, linux-serial@vger.kernel.org, linux-sound@vger.kernel.org Subject: [PATCH v4 10/10] PCI: Remove pcim_iomap_regions_request_all() Date: Wed, 16 Oct 2024 14:41:32 +0200 Message-ID: <20241016124136.41540-11-pstanner@redhat.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241016124136.41540-1-pstanner@redhat.com> References: <20241016124136.41540-1-pstanner@redhat.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 pcim_iomap_regions_request_all() had been deprecated in commit e354bb84a4c1 ("PCI: Deprecate pcim_iomap_table(), pcim_iomap_regions_request_all()"). All users of this function have been ported to other interfaces by now. Remove pcim_iomap_regions_request_all(). Signed-off-by: Philipp Stanner Reviewed-by: Damien Le Moal --- .../driver-api/driver-model/devres.rst | 1 - drivers/pci/devres.c | 56 ------------------- include/linux/pci.h | 2 - 3 files changed, 59 deletions(-) diff --git a/Documentation/driver-api/driver-model/devres.rst b/Documentation/driver-api/driver-model/devres.rst index 5f2ee8d717b1..3a30cf4f6c0d 100644 --- a/Documentation/driver-api/driver-model/devres.rst +++ b/Documentation/driver-api/driver-model/devres.rst @@ -394,7 +394,6 @@ PCI pcim_enable_device() : after success, some PCI ops become managed pcim_iomap() : do iomap() on a single BAR pcim_iomap_regions() : do request_region() and iomap() on multiple BARs - pcim_iomap_regions_request_all() : do request_region() on all and iomap() on multiple BARs pcim_iomap_table() : array of mapped addresses indexed by BAR pcim_iounmap() : do iounmap() on a single BAR pcim_iounmap_regions() : do iounmap() and release_region() on multiple BARs diff --git a/drivers/pci/devres.c b/drivers/pci/devres.c index 2a64da5c91fb..319a477a2135 100644 --- a/drivers/pci/devres.c +++ b/drivers/pci/devres.c @@ -959,62 +959,6 @@ int pcim_request_all_regions(struct pci_dev *pdev, const char *name) } EXPORT_SYMBOL(pcim_request_all_regions); -/** - * pcim_iomap_regions_request_all - Request all BARs and iomap specified ones - * (DEPRECATED) - * @pdev: PCI device to map IO resources for - * @mask: Mask of BARs to iomap - * @name: Name associated with the requests - * - * Returns: 0 on success, negative error code on failure. - * - * Request all PCI BARs and iomap regions specified by @mask. - * - * To release these resources manually, call pcim_release_region() for the - * regions and pcim_iounmap() for the mappings. - * - * This function is DEPRECATED. Don't use it in new code. Instead, use one - * of the pcim_* region request functions in combination with a pcim_* - * mapping function. - */ -int pcim_iomap_regions_request_all(struct pci_dev *pdev, int mask, - const char *name) -{ - int bar; - int ret; - void __iomem **legacy_iomap_table; - - ret = pcim_request_all_regions(pdev, name); - if (ret != 0) - return ret; - - for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) { - if (!mask_contains_bar(mask, bar)) - continue; - if (!pcim_iomap(pdev, bar, 0)) - goto err; - } - - return 0; - -err: - /* - * If bar is larger than 0, then pcim_iomap() above has most likely - * failed because of -EINVAL. If it is equal 0, most likely the table - * couldn't be created, indicating -ENOMEM. - */ - ret = bar > 0 ? -EINVAL : -ENOMEM; - legacy_iomap_table = (void __iomem **)pcim_iomap_table(pdev); - - while (--bar >= 0) - pcim_iounmap(pdev, legacy_iomap_table[bar]); - - pcim_release_all_regions(pdev); - - return ret; -} -EXPORT_SYMBOL(pcim_iomap_regions_request_all); - /** * pcim_iounmap_regions - Unmap and release PCI BARs * @pdev: PCI device to map IO resources for diff --git a/include/linux/pci.h b/include/linux/pci.h index 3b151c8331e5..b59197635c5c 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -2301,8 +2301,6 @@ void pcim_iounmap(struct pci_dev *pdev, void __iomem *addr); void __iomem * const *pcim_iomap_table(struct pci_dev *pdev); int pcim_request_region(struct pci_dev *pdev, int bar, const char *name); int pcim_iomap_regions(struct pci_dev *pdev, int mask, const char *name); -int pcim_iomap_regions_request_all(struct pci_dev *pdev, int mask, - const char *name); void pcim_iounmap_regions(struct pci_dev *pdev, int mask); void __iomem *pcim_iomap_range(struct pci_dev *pdev, int bar, unsigned long offset, unsigned long len);