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authorMichael Buesch <mb@bu3sch.de>2009-10-09 22:33:32 +0400
committerJohn W. Linville <linville@tuxdriver.com>2009-10-27 23:48:20 +0300
commit88499ab3d8dbbf9c080416952603742666c71262 (patch)
treec44aac76081a87af616f98dc8a9eb89b4610eab3 /drivers/net/wireless/b43/b43.h
parent2c759e03b3b7639fff23ec3b7bab64a35ca0914f (diff)
downloadlinux-88499ab3d8dbbf9c080416952603742666c71262.tar.xz
b43: Optimize PIO scratchbuffer usage
This optimizes the PIO scratchbuffer usage. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/b43/b43.h')
-rw-r--r--drivers/net/wireless/b43/b43.h16
1 files changed, 3 insertions, 13 deletions
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index 660716214d49..65b23f725a04 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -749,12 +749,6 @@ struct b43_wldev {
#endif
};
-/*
- * Include goes here to avoid a dependency problem.
- * A better fix would be to integrate xmit.h into b43.h.
- */
-#include "xmit.h"
-
/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */
struct b43_wl {
/* Pointer to the active wireless device on this chip */
@@ -830,13 +824,9 @@ struct b43_wl {
struct b43_leds leds;
#ifdef CONFIG_B43_PIO
- /*
- * RX/TX header/tail buffers used by the frame transmit functions.
- */
- struct b43_rxhdr_fw4 rxhdr;
- struct b43_txhdr txhdr;
- u8 rx_tail[4];
- u8 tx_tail[4];
+ /* Kmalloc'ed scratch space for PIO TX/RX. Protected by wl->mutex. */
+ u8 pio_scratchspace[110] __attribute__((__aligned__(8)));
+ u8 pio_tailspace[4] __attribute__((__aligned__(8)));
#endif /* CONFIG_B43_PIO */
};