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wl1251: Add acx command to set tbtt and dtim period

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The dtim period obtained from the mac80211 is not set to the firmware.
This patch implements the acx command to set correct tbtt and dtim value
to the firmware.

Signed-off-by: Vidhya Govindan <vidhya.govindan@nokia.com>
Signed-off-by: Kalle Valo <kalle.valo@nokia.com>
Reviewed-by: Janne Ylalehto <janne.ylalehto@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Vidhya Govindan 2009-11-17 18:49:08 +02:00 committed by John W. Linville
parent 2410378a4c
commit d531cf303f
2 changed files with 46 additions and 0 deletions
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28
drivers/net/wireless/wl12xx/wl1251_acx.c
View File

@ -948,3 +948,31 @@ int wl1251_acx_mem_cfg(struct wl1251 *wl)
kfree(mem_conf);
return ret;
}
int wl1251_acx_wr_tbtt_and_dtim(struct wl1251 *wl, u16 tbtt, u8 dtim)
{
struct wl1251_acx_wr_tbtt_and_dtim *acx;
int ret;
wl1251_debug(DEBUG_ACX, "acx tbtt and dtim");
acx = kzalloc(sizeof(*acx), GFP_KERNEL);
if (!acx) {
ret = -ENOMEM;
goto out;
}
acx->tbtt = tbtt;
acx->dtim = dtim;
ret = wl1251_cmd_configure(wl, ACX_WR_TBTT_AND_DTIM,
acx, sizeof(*acx));
if (ret < 0) {
wl1251_warning("failed to set tbtt and dtim: %d", ret);
goto out;
}
out:
kfree(acx);
return ret;
}

18
drivers/net/wireless/wl12xx/wl1251_acx.h
View File

@ -1149,6 +1149,23 @@ struct wl1251_acx_mem_map {
u32 num_rx_mem_blocks;
} __attribute__ ((packed));
struct wl1251_acx_wr_tbtt_and_dtim {
struct acx_header header;
/* Time in TUs between two consecutive beacons */
u16 tbtt;
/*
* DTIM period
* For BSS: Number of TBTTs in a DTIM period (range: 1-10)
* For IBSS: value shall be set to 1
*/
u8 dtim;
u8 padding;
} __attribute__ ((packed));
/*************************************************************************
Host Interrupt Register (WiLink -> Host)
@ -1304,5 +1321,6 @@ int wl1251_acx_statistics(struct wl1251 *wl, struct acx_statistics *stats);
int wl1251_acx_tsf_info(struct wl1251 *wl, u64 *mactime);
int wl1251_acx_rate_policies(struct wl1251 *wl);
int wl1251_acx_mem_cfg(struct wl1251 *wl);
int wl1251_acx_wr_tbtt_and_dtim(struct wl1251 *wl, u16 tbtt, u8 dtim);
#endif /* __WL1251_ACX_H__ */