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wlcore/wl18xx : add time sync event handling 

Added support for a new time sync event
the event data contains the WiLink TSF value.
To trigger the event, a HW modification is required,
so as a supporting firmware binary.

Signed-off-by: Yaniv Machani <yanivma@ti.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Machani, Yaniv 2015-07-30 22:38:19 +03:00 committed by Kalle Valo
parent 100a008331
commit 6d5c898798
3 changed files with 23 additions and 6 deletions
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13
drivers/net/wireless/ti/wl18xx/event.c
View File

@ -112,6 +112,14 @@ static int wlcore_smart_config_decode_event(struct wl1271 *wl,
return 0;
}
static void wlcore_event_time_sync(struct wl1271 *wl, u16 tsf_msb, u16 tsf_lsb)
{
u32 clock;
/* convert the MSB+LSB to a u32 TSF value */
clock = (tsf_msb << 16) | tsf_lsb;
wl1271_info("TIME_SYNC_EVENT_ID: clock %u", clock);
}
int wl18xx_process_mailbox_events(struct wl1271 *wl)
{
struct wl18xx_event_mailbox *mbox = wl->mbox;
@ -128,6 +136,11 @@ int wl18xx_process_mailbox_events(struct wl1271 *wl)
wl18xx_scan_completed(wl, wl->scan_wlvif);
}
if (vector & TIME_SYNC_EVENT_ID)
wlcore_event_time_sync(wl,
mbox->time_sync_tsf_msb,
mbox->time_sync_tsf_lsb);
if (vector & RADAR_DETECTED_EVENT_ID) {
wl1271_info("radar event: channel %d type %s",
mbox->radar_channel,

12
drivers/net/wireless/ti/wl18xx/event.h
View File

@ -38,8 +38,9 @@ enum {
REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID = BIT(18),
DFS_CHANNELS_CONFIG_COMPLETE_EVENT = BIT(19),
PERIODIC_SCAN_REPORT_EVENT_ID = BIT(20),
SMART_CONFIG_SYNC_EVENT_ID = BIT(22),
SMART_CONFIG_DECODE_EVENT_ID = BIT(23),
SMART_CONFIG_SYNC_EVENT_ID = BIT(22),
SMART_CONFIG_DECODE_EVENT_ID = BIT(23),
TIME_SYNC_EVENT_ID = BIT(24),
};
enum wl18xx_radar_types {
@ -95,13 +96,16 @@ struct wl18xx_event_mailbox {
/* smart config sync channel */
u8 sc_sync_channel;
u8 sc_sync_band;
u8 padding2[2];
/* time sync msb*/
u16 time_sync_tsf_msb;
/* radar detect */
u8 radar_channel;
u8 radar_type;
u8 padding3[2];
/* time sync lsb*/
u16 time_sync_tsf_lsb;
} __packed;
int wl18xx_wait_for_event(struct wl1271 *wl, enum wlcore_wait_event event,

4
drivers/net/wireless/ti/wl18xx/main.c
View File

@ -1026,8 +1026,8 @@ static int wl18xx_boot(struct wl1271 *wl)
CHANNEL_SWITCH_COMPLETE_EVENT_ID |
DFS_CHANNELS_CONFIG_COMPLETE_EVENT |
SMART_CONFIG_SYNC_EVENT_ID |
SMART_CONFIG_DECODE_EVENT_ID;
;
SMART_CONFIG_DECODE_EVENT_ID |
TIME_SYNC_EVENT_ID;
wl->ap_event_mask = MAX_TX_FAILURE_EVENT_ID;