diff options
| author | Arik Nemtsov <arik@wizery.com> | 2010-11-08 12:51:07 +0300 |
|---|---|---|
| committer | Luciano Coelho <luciano.coelho@nokia.com> | 2010-11-22 17:45:13 +0300 |
| commit | 68d069c45f73e8aeda0249891daec1f7e2f0e067 (patch) | |
| tree | 03780680ec225b9428a5de30a4e50ad3b0230657 /drivers/net/wireless/wl12xx/main.c | |
| parent | fa97f46b30357a50f3ee193e6f82864f95bc55ec (diff) | |
| download | linux-68d069c45f73e8aeda0249891daec1f7e2f0e067.tar.xz | |
wl1271: add support for HW TX fragmentation
Indicate to mac80211 we support HW fragmentation.
Support updates of the fragmentation threshold via the
set_frag_threshold callback.
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Diffstat (limited to 'drivers/net/wireless/wl12xx/main.c')
| -rw-r--r-- | drivers/net/wireless/wl12xx/main.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c index 6af270d382bb..31f0e2f6ffc3 100644 --- a/drivers/net/wireless/wl12xx/main.c +++ b/drivers/net/wireless/wl12xx/main.c @@ -425,7 +425,7 @@ static int wl1271_plt_init(struct wl1271 *wl) goto out_free_memmap; /* Default fragmentation threshold */ - ret = wl1271_acx_frag_threshold(wl); + ret = wl1271_acx_frag_threshold(wl, wl->conf.tx.frag_threshold); if (ret < 0) goto out_free_memmap; @@ -1745,6 +1745,34 @@ out: return ret; } +static int wl1271_op_set_frag_threshold(struct ieee80211_hw *hw, u32 value) +{ + struct wl1271 *wl = hw->priv; + int ret = 0; + + mutex_lock(&wl->mutex); + + if (unlikely(wl->state == WL1271_STATE_OFF)) { + ret = -EAGAIN; + goto out; + } + + ret = wl1271_ps_elp_wakeup(wl, false); + if (ret < 0) + goto out; + + ret = wl1271_acx_frag_threshold(wl, (u16)value); + if (ret < 0) + wl1271_warning("wl1271_op_set_frag_threshold failed: %d", ret); + + wl1271_ps_elp_sleep(wl); + +out: + mutex_unlock(&wl->mutex); + + return ret; +} + static int wl1271_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value) { struct wl1271 *wl = hw->priv; @@ -2421,6 +2449,7 @@ static const struct ieee80211_ops wl1271_ops = { .set_key = wl1271_op_set_key, .hw_scan = wl1271_op_hw_scan, .bss_info_changed = wl1271_op_bss_info_changed, + .set_frag_threshold = wl1271_op_set_frag_threshold, .set_rts_threshold = wl1271_op_set_rts_threshold, .conf_tx = wl1271_op_conf_tx, .get_tsf = wl1271_op_get_tsf, |