diff options
Diffstat (limited to 'package/kernel/mac80211/patches/rt2x00/703-rt2x00-do-not-check-for-txstatus-timeout-every-time-.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/rt2x00/703-rt2x00-do-not-check-for-txstatus-timeout-every-time-.patch | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/rt2x00/703-rt2x00-do-not-check-for-txstatus-timeout-every-time-.patch b/package/kernel/mac80211/patches/rt2x00/703-rt2x00-do-not-check-for-txstatus-timeout-every-time-.patch new file mode 100644 index 0000000000..53325bdb5d --- /dev/null +++ b/package/kernel/mac80211/patches/rt2x00/703-rt2x00-do-not-check-for-txstatus-timeout-every-time-.patch @@ -0,0 +1,82 @@ +From b5d6e37ea15949a126907050d8cfa4408153a0cd Mon Sep 17 00:00:00 2001 +From: Stanislaw Gruszka <sgruszka@redhat.com> +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 <sgruszka@redhat.com> +--- + 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(-) + +diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +index 9f2835729016..0c56c7dca55f 100644 +--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +@@ -1158,11 +1158,18 @@ bool rt2800_txstatus_timeout(struct rt2x00_dev *rt2x00dev) + 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); +diff --git a/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c b/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c +index aa8449a5e8fe..d0426314c2df 100644 +--- a/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2800mmio.c +@@ -197,7 +197,8 @@ void rt2800mmio_txstatus_tasklet(unsigned long data) + + 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, +diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00.h b/drivers/net/wireless/ralink/rt2x00/rt2x00.h +index a279a4363bc1..af062cda4a23 100644 +--- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h ++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h +@@ -980,6 +980,8 @@ struct rt2x00_dev { + */ + DECLARE_KFIFO_PTR(txstatus_fifo, u32); + ++ unsigned long last_nostatus_check; ++ + /* + * Timer to ensure tx status reports are read (rt2800usb). + */ +diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c b/drivers/net/wireless/ralink/rt2x00/rt2x00queue.c +index 6e8beb7ea350..92ddc19e7bf7 100644 +--- 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 rt2x00_dev *rt2x00dev) + */ + tx_queue_for_each(rt2x00dev, queue) + rt2x00queue_start_queue(queue); ++ rt2x00dev->last_nostatus_check = jiffies; + + rt2x00queue_start_queue(rt2x00dev->rx); + } +-- +2.18.0 + |