diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-07-04 11:32:21 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-07-04 11:39:55 +0400 |
| commit | 0703ed2a6b260cd743adf49a8281eb064d728832 (patch) | |
| tree | 95740f9e1beb8901f163c7168b3e2666eb2158c9 /arch/arm/mach-ixp4xx | |
| parent | c289b2e0ccff1142908e20398930dc2e14697e74 (diff) | |
| download | linux-0703ed2a6b260cd743adf49a8281eb064d728832.tar.xz | |
ARM: dmabounce: get rid of dma_needs_bounce global function
Pass the device type specific needs_bounce function in at dmabounce
register time, avoiding the need for a platform specific global
function to do this.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-ixp4xx')
| -rw-r--r-- | arch/arm/mach-ixp4xx/common-pci.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c index e9a589395723..d7db10cfe53d 100644 --- a/arch/arm/mach-ixp4xx/common-pci.c +++ b/arch/arm/mach-ixp4xx/common-pci.c @@ -316,6 +316,11 @@ static int abort_handler(unsigned long addr, unsigned int fsr, struct pt_regs *r } +static int ixp4xx_needs_bounce(struct device *dev, dma_addr_t dma_addr, size_t size) +{ + return dev->bus == &pci_bus_type && (dma_addr + size) >= SZ_64M; +} + /* * Setup DMA mask to 64MB on PCI devices. Ignore all other devices. */ @@ -324,7 +329,7 @@ static int ixp4xx_pci_platform_notify(struct device *dev) if(dev->bus == &pci_bus_type) { *dev->dma_mask = SZ_64M - 1; dev->coherent_dma_mask = SZ_64M - 1; - dmabounce_register_dev(dev, 2048, 4096); + dmabounce_register_dev(dev, 2048, 4096, ixp4xx_needs_bounce); } return 0; } @@ -337,11 +342,6 @@ static int ixp4xx_pci_platform_notify_remove(struct device *dev) return 0; } -int dma_needs_bounce(struct device *dev, dma_addr_t dma_addr, size_t size) -{ - return (dev->bus == &pci_bus_type ) && ((dma_addr + size) >= SZ_64M); -} - void __init ixp4xx_pci_preinit(void) { unsigned long cpuid = read_cpuid_id(); |