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rt2x00: Fix rt2800 retry calculation

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The retry count for a frame is calculated by the realized MCS rate
subtracting of the requested MCS rate. However during TX done reporting
we accidently override the requested MCS rate with the realized MCS
rate. This causes the retry count to be reset to 0 always, and feeding
invalid rate information into minstrel_ht.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Acked-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ivo van Doorn 2010-08-23 19:55:01 +02:00 committed by John W. Linville
parent 54e34fbb6f
commit 21595bd50d
1 changed files with 0 additions and 1 deletions
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drivers/net/wireless/rt2x00/rt2800lib.c
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@ -650,7 +650,6 @@ void rt2800_txdone(struct rt2x00_dev *rt2x00dev)
txdesc.flags = 0;
rt2x00_desc_read(txwi, 0, &word);
mcs = rt2x00_get_field32(word, TXWI_W0_MCS);
mcs = rt2x00_get_field32(reg, TX_STA_FIFO_MCS);
real_mcs = rt2x00_get_field32(reg, TX_STA_FIFO_MCS);
/*