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Commit 1d3b8130 authored by Kalle Valo's avatar Kalle Valo Committed by John W. Linville
Browse files

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



The buffer is needed for DMA safe transfers.

Signed-off-by: default avatarKalle Valo <kalle.valo@nokia.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent ff25839b

drivers/net/wireless/wl12xx/spi.h

+4 −5
Original line number Diff line number Diff line
@@ -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__ */

drivers/net/wireless/wl12xx/wl12xx.h

+2 −0
Original line number Diff line number Diff line
@@ -382,6 +382,8 @@ struct wl12xx { 


	struct wl12xx_stats stats;

	struct wl12xx_debugfs debugfs;



	u32 buffer_32;

};



int wl12xx_plt_start(struct wl12xx *wl);