82 lines
3 KiB
Diff
82 lines
3 KiB
Diff
From b5d6e37ea15949a126907050d8cfa4408153a0cd Mon Sep 17 00:00:00 2001
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From: Stanislaw Gruszka <sgruszka@redhat.com>
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Date: Fri, 18 May 2018 12:25:10 +0200
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Subject: [PATCH 3/5] rt2x00: do not check for txstatus timeout every time on
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tasklet
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Do not check for tx status timeout everytime we perform txstatus tasklet.
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Perform check once per half a second.
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Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
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---
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drivers/net/wireless/ralink/rt2x00/rt2800lib.c | 7 +++++++
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drivers/net/wireless/ralink/rt2x00/rt2800mmio.c | 3 ++-
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drivers/net/wireless/ralink/rt2x00/rt2x00.h | 2 ++
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drivers/net/wireless/ralink/rt2x00/rt2x00queue.c | 1 +
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4 files changed, 12 insertions(+), 1 deletion(-)
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diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
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index 9f2835729016..0c56c7dca55f 100644
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--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
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+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
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@@ -1158,11 +1158,18 @@ bool rt2800_txstatus_timeout(struct rt2x00_dev *rt2x00dev)
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struct data_queue *queue;
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struct queue_entry *entry;
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+ if (time_before(jiffies,
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+ rt2x00dev->last_nostatus_check + msecs_to_jiffies(500)))
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+ return false;
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+
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+ rt2x00dev->last_nostatus_check = jiffies;
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+
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tx_queue_for_each(rt2x00dev, queue) {
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entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE);
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if (rt2800_entry_txstatus_timeout(entry))
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return true;
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}
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+
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return false;
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}
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EXPORT_SYMBOL_GPL(rt2800_txstatus_timeout);
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diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c b/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c
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index aa8449a5e8fe..d0426314c2df 100644
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--- a/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c
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+++ b/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c
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@@ -197,7 +197,8 @@ void rt2800mmio_txstatus_tasklet(unsigned long data)
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rt2800_txdone(rt2x00dev);
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- rt2800_txdone_nostatus(rt2x00dev);
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+ if (rt2800_txstatus_timeout(rt2x00dev))
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+ rt2800_txdone_nostatus(rt2x00dev);
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if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))
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rt2800mmio_enable_interrupt(rt2x00dev,
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diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00.h b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
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index a279a4363bc1..af062cda4a23 100644
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--- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h
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+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
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@@ -980,6 +980,8 @@ struct rt2x00_dev {
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*/
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DECLARE_KFIFO_PTR(txstatus_fifo, u32);
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+ unsigned long last_nostatus_check;
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+
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/*
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* Timer to ensure tx status reports are read (rt2800usb).
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*/
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diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
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index 6e8beb7ea350..92ddc19e7bf7 100644
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--- a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
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+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c
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@@ -1039,6 +1039,7 @@ void rt2x00queue_start_queues(struct rt2x00_dev *rt2x00dev)
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*/
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tx_queue_for_each(rt2x00dev, queue)
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rt2x00queue_start_queue(queue);
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+ rt2x00dev->last_nostatus_check = jiffies;
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rt2x00queue_start_queue(rt2x00dev->rx);
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}
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--
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2.18.0
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