diff options
| author | Michael Buesch <mbuesch@freenet.de> | 2006-02-12 16:47:44 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2006-03-27 11:18:32 -0500 |
| commit | 77db31ea4322f2dd12dc814d6664ae96517604c0 (patch) | |
| tree | 358519550cf715249ba836d06eb651d1fdf86079 /drivers/net/wireless/bcm43xx/bcm43xx.h | |
| parent | 5c57807afcc28a6b8fb579ef2c79e49f0b688425 (diff) | |
[PATCH] bcm43xx: Partially fix PIO code. Add Kconfig option for PIO or DMA mode (or both).
Signed-off-by: Michael Buesch <mbuesch@freenet.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/bcm43xx/bcm43xx.h')
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx.h | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h index 981d563f573..3d8ac7e952c 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx.h @@ -639,7 +639,7 @@ struct bcm43xx_private { u32 initialized:1, /* init_board() succeed */ was_initialized:1, /* for PCI suspend/resume. */ shutting_down:1, /* free_board() in progress */ - pio_mode:1, /* PIO (if true), or DMA (if false) used. */ + __using_pio:1, /* Internal, use bcm43xx_using_pio(). */ bad_frames_preempt:1, /* Use "Bad Frames Preemption" (default off) */ reg124_set_0x4:1, /* Some variable to keep track of IRQ stuff. */ powersaving:1, /* TRUE if we are in PowerSaving mode. FALSE otherwise. */ @@ -749,6 +749,33 @@ struct bcm43xx_private * bcm43xx_priv(struct net_device *dev) return ieee80211softmac_priv(dev); } + +/* Helper function, which returns a boolean. + * TRUE, if PIO is used; FALSE, if DMA is used. + */ +#if defined(CONFIG_BCM43XX_DMA) && defined(CONFIG_BCM43XX_PIO) +static inline +int bcm43xx_using_pio(struct bcm43xx_private *bcm) +{ + return bcm->__using_pio; +} +#elif defined(CONFIG_BCM43XX_DMA) +static inline +int bcm43xx_using_pio(struct bcm43xx_private *bcm) +{ + return 0; +} +#elif defined(CONFIG_BCM43XX_PIO) +static inline +int bcm43xx_using_pio(struct bcm43xx_private *bcm) +{ + return 1; +} +#else +# error "Using neither DMA nor PIO? Confused..." +#endif + + static inline int bcm43xx_num_80211_cores(struct bcm43xx_private *bcm) { |