diff options
Diffstat (limited to 'drivers/usb/host/xhci.h')
| -rw-r--r-- | drivers/usb/host/xhci.h | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 402d8743d245..5579b44379a4 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -28,6 +28,8 @@ #include <linux/kernel.h> #include <linux/usb/hcd.h> +#include <asm-generic/io-64-nonatomic-lo-hi.h> + /* Code sharing between pci-quirks and xhci hcd */ #include "xhci-ext-caps.h" #include "pci-quirks.h" @@ -1604,14 +1606,6 @@ static inline struct usb_hcd *xhci_to_hcd(struct xhci_hcd *xhci) * xHCI implementations that do not support 64-bit address pointers will ignore * the high dword, and write order is irrelevant. */ -static inline u64 xhci_read_64(const struct xhci_hcd *xhci, - __le64 __iomem *regs) -{ - __u32 __iomem *ptr = (__u32 __iomem *) regs; - u64 val_lo = readl(ptr); - u64 val_hi = readl(ptr + 1); - return val_lo + (val_hi << 32); -} static inline void xhci_write_64(struct xhci_hcd *xhci, const u64 val, __le64 __iomem *regs) { |