diff options
| -rw-r--r-- | arch/sh/drivers/pci/pcie-sh7786.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/pcie-sh7786.c b/arch/sh/drivers/pci/pcie-sh7786.c index b8f411451647..382e7ecf4c82 100644 --- a/arch/sh/drivers/pci/pcie-sh7786.c +++ b/arch/sh/drivers/pci/pcie-sh7786.c @@ -33,6 +33,7 @@ struct sh7786_pcie_port { static struct sh7786_pcie_port *sh7786_pcie_ports; static unsigned int nr_ports; +static unsigned long dma_pfn_offset; static struct sh7786_pcie_hwops { int (*core_init)(void); @@ -370,6 +371,8 @@ static int __init pcie_init(struct sh7786_pcie_port *port) memstart = ALIGN_DOWN(memstart, memsize); memsize = roundup_pow_of_two(memend - memstart); + dma_pfn_offset = memstart >> PAGE_SHIFT; + /* * If there's more than 512MB of memory, we need to roll over to * LAR1/LAMR1. @@ -485,6 +488,11 @@ int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) return evt2irq(0xae0); } +void pcibios_bus_add_device(struct pci_dev *pdev) +{ + pdev->dev.dma_pfn_offset = dma_pfn_offset; +} + static int __init sh7786_pcie_core_init(void) { /* Return the number of ports */ |