diff options
Diffstat (limited to 'drivers/net/wireless/wl12xx/rx.c')
| -rw-r--r-- | drivers/net/wireless/wl12xx/rx.c | 39 |
1 files changed, 34 insertions, 5 deletions
diff --git a/drivers/net/wireless/wl12xx/rx.c b/drivers/net/wireless/wl12xx/rx.c index 70091035e01..0450fb49dbb 100644 --- a/drivers/net/wireless/wl12xx/rx.c +++ b/drivers/net/wireless/wl12xx/rx.c @@ -22,6 +22,7 @@ */ #include <linux/gfp.h> +#include <linux/sched.h> #include "wl12xx.h" #include "acx.h" @@ -95,6 +96,7 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) struct ieee80211_hdr *hdr; u8 *buf; u8 beacon = 0; + u8 is_data = 0; /* * In PLT mode we seem to get frames and mac80211 warns about them, @@ -106,6 +108,13 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) /* the data read starts with the descriptor */ desc = (struct wl1271_rx_descriptor *) data; + if (desc->packet_class == WL12XX_RX_CLASS_LOGGER) { + size_t len = length - sizeof(*desc); + wl12xx_copy_fwlog(wl, data + sizeof(*desc), len); + wake_up_interruptible(&wl->fwlog_waitq); + return 0; + } + switch (desc->status & WL1271_RX_DESC_STATUS_MASK) { /* discard corrupted packets */ case WL1271_RX_DESC_DRIVER_RX_Q_FAIL: @@ -137,6 +146,8 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) hdr = (struct ieee80211_hdr *)skb->data; if (ieee80211_is_beacon(hdr->frame_control)) beacon = 1; + if (ieee80211_is_data_present(hdr->frame_control)) + is_data = 1; wl1271_rx_status(wl, desc, IEEE80211_SKB_RXCB(skb), beacon); @@ -147,9 +158,9 @@ static int wl1271_rx_handle_data(struct wl1271 *wl, u8 *data, u32 length) skb_trim(skb, skb->len - desc->pad_len); skb_queue_tail(&wl->deferred_rx_queue, skb); - ieee80211_queue_work(wl->hw, &wl->netstack_work); + queue_work(wl->freezable_wq, &wl->netstack_work); - return 0; + return is_data; } void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) @@ -162,6 +173,8 @@ void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) u32 mem_block; u32 pkt_length; u32 pkt_offset; + bool is_ap = (wl->bss_type == BSS_TYPE_AP_BSS); + bool had_data = false; while (drv_rx_counter != fw_rx_counter) { buf_size = 0; @@ -214,9 +227,11 @@ void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) * conditions, in that case the received frame will just * be dropped. */ - wl1271_rx_handle_data(wl, - wl->aggr_buf + pkt_offset, - pkt_length); + if (wl1271_rx_handle_data(wl, + wl->aggr_buf + pkt_offset, + pkt_length) == 1) + had_data = true; + wl->rx_counter++; drv_rx_counter++; drv_rx_counter &= NUM_RX_PKT_DESC_MOD_MASK; @@ -230,6 +245,20 @@ void wl1271_rx(struct wl1271 *wl, struct wl1271_fw_common_status *status) */ if (wl->quirks & WL12XX_QUIRK_END_OF_TRANSACTION) wl1271_write32(wl, RX_DRIVER_COUNTER_ADDRESS, wl->rx_counter); + + if (!is_ap && wl->conf.rx_streaming.interval && had_data && + (wl->conf.rx_streaming.always || + test_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags))) { + u32 timeout = wl->conf.rx_streaming.duration; + + /* restart rx streaming */ + if (!test_bit(WL1271_FLAG_RX_STREAMING_STARTED, &wl->flags)) + ieee80211_queue_work(wl->hw, + &wl->rx_streaming_enable_work); + + mod_timer(&wl->rx_streaming_timer, + jiffies + msecs_to_jiffies(timeout)); + } } void wl1271_set_default_filters(struct wl1271 *wl) |