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- From b5d6e37ea15949a126907050d8cfa4408153a0cd Mon Sep 17 00:00:00 2001
- From: Stanislaw Gruszka <[email protected]>
- Date: Fri, 18 May 2018 12:25:10 +0200
- Subject: [PATCH 3/5] rt2x00: do not check for txstatus timeout every time on
- tasklet
- Do not check for tx status timeout everytime we perform txstatus tasklet.
- Perform check once per half a second.
- Signed-off-by: Stanislaw Gruszka <[email protected]>
- ---
- drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 7 +++++++
- drivers/net/wireless/ralink/rt2x00/rt2800mmio.c | 3 ++-
- drivers/net/wireless/ralink/rt2x00/rt2x00.h | 2 ++
- drivers/net/wireless/ralink/rt2x00/rt2x00queue.c | 1 +
- 4 files changed, 12 insertions(+), 1 deletion(-)
- --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
- +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
- @@ -1161,11 +1161,18 @@ bool rt2800_txstatus_timeout(struct rt2x
- struct data_queue *queue;
- struct queue_entry *entry;
-
- + if (time_before(jiffies,
- + rt2x00dev->last_nostatus_check + msecs_to_jiffies(500)))
- + return false;
- +
- + rt2x00dev->last_nostatus_check = jiffies;
- +
- tx_queue_for_each(rt2x00dev, queue) {
- entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
- if (rt2800_entry_txstatus_timeout(entry))
- return true;
- }
- +
- return false;
- }
- EXPORT_SYMBOL_GPL(rt2800_txstatus_timeout);
- --- a/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c
- +++ b/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c
- @@ -197,7 +197,8 @@ void rt2800mmio_txstatus_tasklet(unsigne
-
- rt2800_txdone(rt2x00dev);
-
- - rt2800_txdone_nostatus(rt2x00dev);
- + if (rt2800_txstatus_timeout(rt2x00dev))
- + rt2800_txdone_nostatus(rt2x00dev);
-
- if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
- rt2800mmio_enable_interrupt(rt2x00dev,
- --- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h
- +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
- @@ -988,6 +988,8 @@ struct rt2x00_dev {
- */
- DECLARE_KFIFO_PTR(txstatus_fifo, u32);
-
- + unsigned long last_nostatus_check;
- +
- /*
- * Timer to ensure tx status reports are read (rt2800usb).
- */
- --- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
- +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
- @@ -1039,6 +1039,7 @@ void rt2x00queue_start_queues(struct rt2
- */
- tx_queue_for_each(rt2x00dev, queue)
- rt2x00queue_start_queue(queue);
- + rt2x00dev->last_nostatus_check = jiffies;
-
- rt2x00queue_start_queue(rt2x00dev->rx);
- }
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