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driver/usb: include upper/lower_32_bits() from linux/compat.h

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upper_32_bits() and lower_32_bits() have been ported into linux/compat.h.
Start use them now in drivers/usb/host/xhci.h.

Signed-off-by: Lijun Pan <Lijun.Pan@freescale.com>
This commit is contained in:
Lijun Pan
2014-06-20 12:18:39 -05:00
committed by Tom Rini
parent 8f2df5d369
commit 4a755f1da5
1 changed files with 2 additions and 4 deletions
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6
drivers/usb/host/xhci.h
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@@ -20,9 +20,7 @@
#include <asm/cache.h> #include <asm/cache.h>
#include <asm/io.h> #include <asm/io.h>
#include <linux/list.h> #include <linux/list.h>
#include <linux/compat.h>
#define upper_32_bits(n) (u32)((n) >> 32)
#define lower_32_bits(n) (u32)(n)
#define MAX_EP_CTX_NUM 31 #define MAX_EP_CTX_NUM 31
#define XHCI_ALIGNMENT 64 #define XHCI_ALIGNMENT 64
@@ -1121,7 +1119,7 @@ static inline void xhci_writeq(__le64 volatile *regs, const u64 val)
__u32 *ptr = (__u32 *)regs; __u32 *ptr = (__u32 *)regs;
u32 val_lo = lower_32_bits(val); u32 val_lo = lower_32_bits(val);
/* FIXME */ /* FIXME */
u32 val_hi = 0; u32 val_hi = upper_32_bits(val);
writel(val_lo, ptr); writel(val_lo, ptr);
writel(val_hi, ptr + 1); writel(val_hi, ptr + 1);
} }