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| author | Christian Lamparter <chunkeey@web.de> | 2008-09-06 02:56:04 +0200 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-09-11 15:53:31 -0400 |
| commit | a0db663ff192e21ebb703f962308675f22fb38a8 (patch) | |
| tree | 2f886aa24c8a0af53c32b8ba0d84b43076e6214c /drivers/net/wireless/p54/p54.h | |
| parent | 3c9355222cc521ca2e8c355a9b05e773900c5dc0 (diff) | |
| download | kernel_samsung_smdk4412-a0db663ff192e21ebb703f962308675f22fb38a8.zip kernel_samsung_smdk4412-a0db663ff192e21ebb703f962308675f22fb38a8.tar.gz kernel_samsung_smdk4412-a0db663ff192e21ebb703f962308675f22fb38a8.tar.bz2 | |
p54: 32-bit tsf timestamps
tcpdump:
02:15:42.874518 61112184us tsft 48.0 Mb/s 2437 MHz (0x0480) antenna 1 [0x0000000e] CF +QoS Data IV
02:15:42.874557 >>>4356079526us<<< tsft 24.0 Mb/s 2437 MHz (0x0480) antenna 1 [0x0000000e] Acknowledgment
02:15:42.976844 61214513us tsft 1.0 Mb/s 2437 MHz (0x0480) antenna 0 [0x0000000e] Beacon
as one can see on the huge jump, it's very plausible that firmware does not report the
full 64-bit mac time, just the lower 32bit and some kinds of flags...
Therefore if we want a useful timestamp we have to emulate the high bits.
Signed-off-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/p54/p54.h')
| -rw-r--r-- | drivers/net/wireless/p54/p54.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/p54/p54.h b/drivers/net/wireless/p54/p54.h index 98d4f8e..36b8e58 100644 --- a/drivers/net/wireless/p54/p54.h +++ b/drivers/net/wireless/p54/p54.h @@ -87,6 +87,8 @@ struct p54_common { void *cached_vdcf; unsigned int fw_var; unsigned int fw_interface; + u32 tsf_low32; + u32 tsf_high32; struct ieee80211_tx_queue_stats tx_stats[8]; void *eeprom; struct completion eeprom_comp; |