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| author | Ingo Molnar <mingo@elte.hu> | 2010-01-29 09:24:57 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-01-29 10:36:22 +0100 |
| commit | ae7f6711d6231c9ba54feb5ba9856c3775e482f8 (patch) | |
| tree | 89070c82204b2503348e4fd6c51d25a169375545 /drivers/net/wireless/rt2x00/rt2x00dev.c | |
| parent | 64abebf731df87e6f4ae7d9ffc340bdf0c033e44 (diff) | |
| parent | b23ff0e9330e4b11e18af984d50573598e10e7f9 (diff) | |
| download | linux-ae7f6711d6231c9ba54feb5ba9856c3775e482f8.tar.gz linux-ae7f6711d6231c9ba54feb5ba9856c3775e482f8.tar.bz2 linux-ae7f6711d6231c9ba54feb5ba9856c3775e482f8.zip | |
Merge branch 'perf/urgent' into perf/core
Merge reason: We want to queue up a dependent patch. Also update to
later -rc's.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00dev.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00dev.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 06c43ca39bf8..265e66dba552 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -686,7 +686,17 @@ static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev) /* * Initialize extra TX headroom required. */ - rt2x00dev->hw->extra_tx_headroom = rt2x00dev->ops->extra_tx_headroom; + rt2x00dev->hw->extra_tx_headroom = + max_t(unsigned int, IEEE80211_TX_STATUS_HEADROOM, + rt2x00dev->ops->extra_tx_headroom); + + /* + * Take TX headroom required for alignment into account. + */ + if (test_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags)) + rt2x00dev->hw->extra_tx_headroom += RT2X00_L2PAD_SIZE; + else if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags)) + rt2x00dev->hw->extra_tx_headroom += RT2X00_ALIGN_SIZE; /* * Register HW. |