diff options
| author | Kalle Valo <kalle.valo@nokia.com> | 2009-06-12 14:14:28 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-07-10 14:57:42 -0400 |
| commit | 1d3b8130611bbe50168ad0a12841735c9c235410 (patch) | |
| tree | be902a19e94a097e20009aa763593913cb805e0d /drivers/net | |
| parent | ff25839bf0c99e828c26864a24417a36a6b6a31e (diff) | |
wl12xx: reserver buffer for read32()/write32() in struct wl12xx
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>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/wl12xx/spi.h | 9 | ||||
| -rw-r--r-- | drivers/net/wireless/wl12xx/wl12xx.h | 2 |
2 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/wireless/wl12xx/spi.h b/drivers/net/wireless/wl12xx/spi.h index fd3227e904a..f3f18958657 100644 --- a/drivers/net/wireless/wl12xx/spi.h +++ b/drivers/net/wireless/wl12xx/spi.h @@ -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__ */ diff --git a/drivers/net/wireless/wl12xx/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h index 48641437414..f252a118925 100644 --- a/drivers/net/wireless/wl12xx/wl12xx.h +++ b/drivers/net/wireless/wl12xx/wl12xx.h @@ -382,6 +382,8 @@ struct wl12xx { struct wl12xx_stats stats; struct wl12xx_debugfs debugfs; + + u32 buffer_32; }; int wl12xx_plt_start(struct wl12xx *wl); |