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wl12xx: reserver buffer for read32()/write32() in struct wl12xx

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The buffer is needed for DMA safe transfers.

Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Kalle Valo 2009-06-12 14:14:28 +03:00 committed by John W. Linville
parent ff25839bf0
commit 1d3b813061
2 changed files with 6 additions and 5 deletions
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9
drivers/net/wireless/wl12xx/spi.h
View File

@ -94,16 +94,15 @@ void wl12xx_set_partition(struct wl12xx *wl,
static inline u32 wl12xx_read32(struct wl12xx *wl, int addr)
{
u32 response;
wl12xx_spi_read(wl, addr, &wl->buffer_32, sizeof(wl->buffer_32));
wl12xx_spi_read(wl, addr, &response, sizeof(u32));
return response;
return wl->buffer_32;
}
static inline void wl12xx_write32(struct wl12xx *wl, int addr, u32 val)
{
wl12xx_spi_write(wl, addr, &val, sizeof(u32));
wl->buffer_32 = val;
wl12xx_spi_write(wl, addr, &wl->buffer_32, sizeof(wl->buffer_32));
}
#endif /* __WL12XX_SPI_H__ */

2
drivers/net/wireless/wl12xx/wl12xx.h
View File

@ -382,6 +382,8 @@ struct wl12xx {
struct wl12xx_stats stats;
struct wl12xx_debugfs debugfs;
u32 buffer_32;
};
int wl12xx_plt_start(struct wl12xx *wl);