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Wed, 21 Oct 2015 11:53:02 -0400 (EDT) Received: from SATLEXDAG04.amd.com (10.181.40.9) by satlvexedge01.amd.com (10.177.96.28) with Microsoft SMTP Server (TLS) id 14.3.195.1; Wed, 21 Oct 2015 10:53:12 -0500 Received: from ssuthiku-fedora-lt.amd.com (10.180.168.240) by satlexdag04.amd.com (10.181.40.9) with Microsoft SMTP Server id 14.3.266.1; Wed, 21 Oct 2015 11:53:04 -0400 From: Suravee Suthikulpanit To: , , , , CC: , , , , , , , , Suravee Suthikulpanit , Murali Karicheri Subject: [PATCH V4 7/8] PCI: OF: Move of_pci_dma_configure() to pci_dma_configure() Date: Wed, 21 Oct 2015 08:52:10 -0700 Message-ID: <1445442731-28819-8-git-send-email-Suravee.Suthikulpanit@amd.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1445442731-28819-1-git-send-email-Suravee.Suthikulpanit@amd.com> References: <1445442731-28819-1-git-send-email-Suravee.Suthikulpanit@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:165.204.84.222; CTRY:US; IPV:NLI; EFV:NLI; SFV:NSPM; SFS:(10009020)(6009001)(2980300002)(428002)(189002)(199003)(77096005)(2201001)(87936001)(92566002)(50986999)(53416004)(76176999)(46102003)(2950100001)(101416001)(19580395003)(189998001)(5003600100002)(575784001)(36756003)(86362001)(5003940100001)(64706001)(19580405001)(47776003)(48376002)(50466002)(97736004)(5001770100001)(106466001)(105586002)(5008740100001)(5007970100001)(11100500001)(229853001)(5001920100001)(50226001); 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This has no functional change. Signed-off-by: Suravee Suthikulpanit Acked-by: Rob Herring CC: Bjorn Helgaas CC: Catalin Marinas CC: Will Deacon CC: Rafael J. Wysocki CC: Murali Karicheri --- drivers/of/of_pci.c | 20 -------------------- drivers/pci/probe.c | 27 +++++++++++++++++++++++++-- include/linux/of_pci.h | 3 --- 3 files changed, 25 insertions(+), 25 deletions(-) diff --git a/drivers/of/of_pci.c b/drivers/of/of_pci.c index 5751dc5..b66ee4e 100644 --- a/drivers/of/of_pci.c +++ b/drivers/of/of_pci.c @@ -117,26 +117,6 @@ int of_get_pci_domain_nr(struct device_node *node) } EXPORT_SYMBOL_GPL(of_get_pci_domain_nr); -/** - * of_pci_dma_configure - Setup DMA configuration - * @dev: ptr to pci_dev struct of the PCI device - * - * Function to update PCI devices's DMA configuration using the same - * info from the OF node of host bridge's parent (if any). - */ -void of_pci_dma_configure(struct pci_dev *pci_dev) -{ - struct device *dev = &pci_dev->dev; - struct device *bridge = pci_get_host_bridge_device(pci_dev); - - if (!bridge->parent) - return; - - of_dma_configure(dev, bridge->parent->of_node); - pci_put_host_bridge_device(bridge); -} -EXPORT_SYMBOL_GPL(of_pci_dma_configure); - #if defined(CONFIG_OF_ADDRESS) /** * of_pci_get_host_bridge_resources - Parse PCI host bridge resources from DT diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index eea8b42..09264f8 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -6,12 +6,14 @@ #include #include #include -#include +#include #include #include #include #include #include +#include +#include #include #include "pci.h" @@ -1635,6 +1637,27 @@ static void pci_set_msi_domain(struct pci_dev *dev) dev_get_msi_domain(&dev->bus->dev)); } +/** + * pci_dma_configure - Setup DMA configuration + * @dev: ptr to pci_dev struct of the PCI device + * + * Function to update PCI devices's DMA configuration using the same + * info from the OF node of host bridge's parent (if any). + */ +static void pci_dma_configure(struct pci_dev *dev) +{ + struct device *bridge = pci_get_host_bridge_device(dev); + + if (IS_ENABLED(CONFIG_OF) && dev->dev.of_node) { + if (!bridge->parent) + return; + + of_dma_configure(&dev->dev, bridge->parent->of_node); + } + + pci_put_host_bridge_device(bridge); +} + void pci_device_add(struct pci_dev *dev, struct pci_bus *bus) { int ret; @@ -1648,7 +1671,7 @@ void pci_device_add(struct pci_dev *dev, struct pci_bus *bus) dev->dev.dma_mask = &dev->dma_mask; dev->dev.dma_parms = &dev->dma_parms; dev->dev.coherent_dma_mask = 0xffffffffull; - of_pci_dma_configure(dev); + pci_dma_configure(dev); pci_set_dma_max_seg_size(dev, 65536); pci_set_dma_seg_boundary(dev, 0xffffffff); diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h index 29fd3fe..ce0e5ab 100644 --- a/include/linux/of_pci.h +++ b/include/linux/of_pci.h @@ -16,7 +16,6 @@ int of_pci_get_devfn(struct device_node *np); int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); int of_pci_parse_bus_range(struct device_node *node, struct resource *res); int of_get_pci_domain_nr(struct device_node *node); -void of_pci_dma_configure(struct pci_dev *pci_dev); #else static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq) { @@ -51,8 +50,6 @@ of_get_pci_domain_nr(struct device_node *node) { return -1; } - -static inline void of_pci_dma_configure(struct pci_dev *pci_dev) { } #endif #if defined(CONFIG_OF_ADDRESS)