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mt76: mt7615: reset rate index/counters on rate table update

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These values must be initialized to zero, otherwise the hardware could
reuse previous values, especially the rate index

Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2019-07-03 21:45:10 +02:00
parent ae760db52a
commit 2ae01f7e77
2 changed files with 8 additions and 1 deletions
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mt7615/mac.c
+4 -1
View File
@@ -501,7 +501,10 @@ void mt7615_mac_set_rates(struct mt7615_dev *dev, struct mt7615_sta *sta,
w27 |= FIELD_PREP(MT_WTBL_W27_CC_BW_SEL, bw);
w5 = mt76_rr(dev, addr + 5 * 4);
w5 &= ~(MT_WTBL_W5_BW_CAP | MT_WTBL_W5_CHANGE_BW_RATE);
w5 &= ~(MT_WTBL_W5_BW_CAP | MT_WTBL_W5_CHANGE_BW_RATE |
MT_WTBL_W5_MPDU_OK_COUNT |
MT_WTBL_W5_MPDU_FAIL_COUNT |
MT_WTBL_W5_RATE_IDX);
w5 |= FIELD_PREP(MT_WTBL_W5_BW_CAP, bw) |
FIELD_PREP(MT_WTBL_W5_CHANGE_BW_RATE, bw_idx ? bw_idx - 1 : 7);
mt7615/regs.h
+4
View File
@@ -181,6 +181,10 @@
#define MT_WTBL_W5_SHORT_GI_80 BIT(10)
#define MT_WTBL_W5_SHORT_GI_160 BIT(11)
#define MT_WTBL_W5_BW_CAP GENMASK(13, 12)
#define MT_WTBL_W5_MPDU_FAIL_COUNT GENMASK(25, 23)
#define MT_WTBL_W5_MPDU_OK_COUNT GENMASK(28, 26)
#define MT_WTBL_W5_RATE_IDX GENMASK(31, 29)
#define MT_WTBL_W27_CC_BW_SEL GENMASK(6, 5)
#define MT_EFUSE_BASE 0x81070000