diff options
Diffstat (limited to 'package/kernel/mac80211/patches/rt2x00/005-rt2x00-use-different-txstatus-timeouts-when-flushing.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/rt2x00/005-rt2x00-use-different-txstatus-timeouts-when-flushing.patch | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/rt2x00/005-rt2x00-use-different-txstatus-timeouts-when-flushing.patch b/package/kernel/mac80211/patches/rt2x00/005-rt2x00-use-different-txstatus-timeouts-when-flushing.patch new file mode 100644 index 0000000000..0f29026373 --- /dev/null +++ b/package/kernel/mac80211/patches/rt2x00/005-rt2x00-use-different-txstatus-timeouts-when-flushing.patch @@ -0,0 +1,112 @@ +From adf26a356f132e35093585521ea3e36cd185af83 Mon Sep 17 00:00:00 2001 +From: Stanislaw Gruszka <sgruszka@redhat.com> +Date: Wed, 26 Sep 2018 12:24:56 +0200 +Subject: [PATCH 05/28] rt2x00: use different txstatus timeouts when flushing + +Use different tx status timeouts for normal operation and when flushing. +This increase timeout to 2s for normal operation as when there are bad +radio conditions and frames are reposted many times device can not provide +the status for quite long. With new timeout we can still get valid status +on such bad conditions. + +Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> +Signed-off-by: Kalle Valo <kvalo@codeaurora.org> +--- + .../net/wireless/ralink/rt2x00/rt2800lib.c | 31 +++++++++++++------ + drivers/net/wireless/ralink/rt2x00/rt2x00.h | 1 + + .../net/wireless/ralink/rt2x00/rt2x00mac.c | 4 +++ + 3 files changed, 26 insertions(+), 10 deletions(-) + +--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c +@@ -1137,36 +1137,47 @@ void rt2800_txdone(struct rt2x00_dev *rt + } + EXPORT_SYMBOL_GPL(rt2800_txdone); + +-static inline bool rt2800_entry_txstatus_timeout(struct queue_entry *entry) ++static inline bool rt2800_entry_txstatus_timeout(struct rt2x00_dev *rt2x00dev, ++ struct queue_entry *entry) + { +- bool tout; ++ bool ret; ++ unsigned long tout; + + if (!test_bit(ENTRY_DATA_STATUS_PENDING, &entry->flags)) + return false; + +- tout = time_after(jiffies, entry->last_action + msecs_to_jiffies(500)); +- if (unlikely(tout)) ++ if (test_bit(DEVICE_STATE_FLUSHING, &rt2x00dev->flags)) ++ tout = msecs_to_jiffies(100); ++ else ++ tout = msecs_to_jiffies(2000); ++ ++ ret = time_after(jiffies, entry->last_action + tout); ++ if (unlikely(ret)) + rt2x00_dbg(entry->queue->rt2x00dev, + "TX status timeout for entry %d in queue %d\n", + entry->entry_idx, entry->queue->qid); +- return tout; +- ++ return ret; + } + + bool rt2800_txstatus_timeout(struct rt2x00_dev *rt2x00dev) + { + struct data_queue *queue; + struct queue_entry *entry; ++ unsigned long tout; ++ ++ if (test_bit(DEVICE_STATE_FLUSHING, &rt2x00dev->flags)) ++ tout = msecs_to_jiffies(50); ++ else ++ tout = msecs_to_jiffies(1000); + +- if (time_before(jiffies, +- rt2x00dev->last_nostatus_check + msecs_to_jiffies(500))) ++ if (time_before(jiffies, rt2x00dev->last_nostatus_check + tout)) + 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)) ++ if (rt2800_entry_txstatus_timeout(rt2x00dev, entry)) + return true; + } + +@@ -1195,7 +1206,7 @@ void rt2800_txdone_nostatus(struct rt2x0 + break; + + if (test_bit(ENTRY_DATA_IO_FAILED, &entry->flags) || +- rt2800_entry_txstatus_timeout(entry)) ++ rt2800_entry_txstatus_timeout(rt2x00dev, entry)) + rt2x00lib_txdone_noinfo(entry, TXDONE_FAILURE); + else + break; +--- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h ++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h +@@ -665,6 +665,7 @@ enum rt2x00_state_flags { + DEVICE_STATE_STARTED, + DEVICE_STATE_ENABLED_RADIO, + DEVICE_STATE_SCANNING, ++ DEVICE_STATE_FLUSHING, + + /* + * Driver configuration +--- a/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c ++++ b/drivers/net/wireless/ralink/rt2x00/rt2x00mac.c +@@ -720,8 +720,12 @@ void rt2x00mac_flush(struct ieee80211_hw + if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags)) + return; + ++ set_bit(DEVICE_STATE_FLUSHING, &rt2x00dev->flags); ++ + tx_queue_for_each(rt2x00dev, queue) + rt2x00queue_flush_queue(queue, drop); ++ ++ clear_bit(DEVICE_STATE_FLUSHING, &rt2x00dev->flags); + } + EXPORT_SYMBOL_GPL(rt2x00mac_flush); + |