diff options
| author |   Jussi Kivilinna <jussi.kivilinna@mbnet.fi> | 2011-01-31 20:49:24 +0200 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2011-02-04 16:29:50 -0500 |
| commit | 4a3b0874a481573bfd95d54c883248b4c4622572 (patch) | |
| tree | fdd649fdccfe27dfb4f861fdebb4b5dad34b2cf8 /drivers/net/wireless/zd1211rw/zd_usb.h | |
| parent | zd1211rw: use stack and preallocated memory for small cmd-buffers (diff) | |
| download | linux-dev-4a3b0874a481573bfd95d54c883248b4c4622572.tar.xz linux-dev-4a3b0874a481573bfd95d54c883248b4c4622572.zip | |
zd1211rw: change interrupt URB buffer to DMA buffer
As might lower beacon update CPU usage.
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_usb.h')
| -rw-r--r-- | drivers/net/wireless/zd1211rw/zd_usb.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.h b/drivers/net/wireless/zd1211rw/zd_usb.h index 2ed48ae3e604..24db0dd68421 100644 --- a/drivers/net/wireless/zd1211rw/zd_usb.h +++ b/drivers/net/wireless/zd1211rw/zd_usb.h @@ -162,6 +162,8 @@ struct zd_usb_interrupt { struct read_regs_int read_regs; spinlock_t lock; struct urb *urb; + void *buffer; + dma_addr_t buffer_dma; int interval; u8 read_regs_enabled:1; }; |