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authorMing Lei <tom.leiming@gmail.com>2008-06-08 12:13:03 +0400
committerGreg Kroah-Hartman <gregkh@suse.de>2008-07-22 02:16:29 +0400
commitfe9b9034aa6f69dd7bf3bdca4288763ac2cd534a (patch)
tree6c59f5e558854c16077d128a5cbc731381073ceb /drivers/usb
parentf579c2b46f74038e8f5a762c7f10c2385b33e3dc (diff)
downloadlinux-fe9b9034aa6f69dd7bf3bdca4288763ac2cd534a.tar.xz
USB: host: mark const variable tables as "const"
Mark the tables as const so that they end up in .rodata section and don't cacheline share with things that get written to. Signed-off-by: Ming Lei <tom.leiming@gmail.com> Cc: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/host/r8a66597-hcd.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index 16667342b3c3..a93d80b56974 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -312,9 +312,9 @@ static void put_child_connect_map(struct r8a66597 *r8a66597, int address)
static void set_pipe_reg_addr(struct r8a66597_pipe *pipe, u8 dma_ch)
{
u16 pipenum = pipe->info.pipenum;
- unsigned long fifoaddr[] = {D0FIFO, D1FIFO, CFIFO};
- unsigned long fifosel[] = {D0FIFOSEL, D1FIFOSEL, CFIFOSEL};
- unsigned long fifoctr[] = {D0FIFOCTR, D1FIFOCTR, CFIFOCTR};
+ const unsigned long fifoaddr[] = {D0FIFO, D1FIFO, CFIFO};
+ const unsigned long fifosel[] = {D0FIFOSEL, D1FIFOSEL, CFIFOSEL};
+ const unsigned long fifoctr[] = {D0FIFOCTR, D1FIFOCTR, CFIFOCTR};
if (dma_ch > R8A66597_PIPE_NO_DMA) /* dma fifo not use? */
dma_ch = R8A66597_PIPE_NO_DMA;