From f66e225828c1b046c7db1db65b0dd2d135f6a2da Mon Sep 17 00:00:00 2001 From: David Woodhouse Date: Wed, 12 Apr 2017 13:25:58 +0100 Subject: PCI: Add BAR index argument to pci_mmap_page_range() In all cases we know which BAR it is. Passing it in means that arch code (or generic code; watch this space) won't have to go looking for it again. Signed-off-by: David Woodhouse Signed-off-by: Bjorn Helgaas --- arch/sh/drivers/pci/pci.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'arch/sh/drivers/pci/pci.c') diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index 84563e39a5b8..c8b36b7ceb98 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -269,7 +269,8 @@ void __ref pcibios_report_status(unsigned int status_mask, int warn) } } -int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, +int pci_mmap_page_range(struct pci_dev *dev, int bar, + struct vm_area_struct *vma, enum pci_mmap_state mmap_state, int write_combine) { /* -- cgit v1.2.3 From adf7bde63f049ab0c3284a67898055bb11614c15 Mon Sep 17 00:00:00 2001 From: David Woodhouse Date: Wed, 12 Apr 2017 13:26:05 +0100 Subject: sh/PCI: Use generic pci_mmap_resource_range() Signed-off-by: David Woodhouse Signed-off-by: Bjorn Helgaas --- arch/sh/drivers/pci/pci.c | 22 ---------------------- arch/sh/include/asm/pci.h | 1 + 2 files changed, 1 insertion(+), 22 deletions(-) (limited to 'arch/sh/drivers/pci/pci.c') diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index c8b36b7ceb98..c99ee286b69f 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -269,28 +269,6 @@ void __ref pcibios_report_status(unsigned int status_mask, int warn) } } -int pci_mmap_page_range(struct pci_dev *dev, int bar, - struct vm_area_struct *vma, - enum pci_mmap_state mmap_state, int write_combine) -{ - /* - * I/O space can be accessed via normal processor loads and stores on - * this platform but for now we elect not to do this and portable - * drivers should not do this anyway. - */ - if (mmap_state == pci_mmap_io) - return -EINVAL; - - /* - * Ignore write-combine; for now only return uncached mappings. - */ - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - - return remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, - vma->vm_end - vma->vm_start, - vma->vm_page_prot); -} - #ifndef CONFIG_GENERIC_IOMAP void __iomem *__pci_ioport_map(struct pci_dev *dev, diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h index 46abbc9983c9..17fa69bc814d 100644 --- a/arch/sh/include/asm/pci.h +++ b/arch/sh/include/asm/pci.h @@ -66,6 +66,7 @@ extern unsigned long PCIBIOS_MIN_IO, PCIBIOS_MIN_MEM; struct pci_dev; #define HAVE_PCI_MMAP +#define ARCH_GENERIC_PCI_MMAP_RESOURCE extern void pcibios_set_master(struct pci_dev *dev); -- cgit v1.2.3