xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

wil6210: track Tx queue state

Browse Source 
Provide both event (netif_tx_[stop|wake]) tracking via printk;
and state via debugfs 'info'

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Vladimir Kondratiev
2014-06-16 19:37:23 +03:00
committed by John W. Linville
parent be299858d0
commit 55f8f68017
3 changed files with 24 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/net/wireless/ath/wil6210/debugfs.c
View File

@@ -859,6 +859,7 @@ static int wil_info_debugfs_show(struct seq_file *s, void *data)
static ulong rxf_old, txf_old;
ulong rxf = ndev->stats.rx_packets;
ulong txf = ndev->stats.tx_packets;
unsigned int i;
/* >0 : AC; 0 : battery; <0 : error */
seq_printf(s, "AC powered : %d\n", is_ac);
@@ -867,6 +868,21 @@ static int wil_info_debugfs_show(struct seq_file *s, void *data)
rxf_old = rxf;
txf_old = txf;
#define CHECK_QSTATE(x) (state & BIT(__QUEUE_STATE_ ## x)) ? \
" " __stringify(x) : ""
for (i = 0; i < ndev->num_tx_queues; i++) {
struct netdev_queue *txq = netdev_get_tx_queue(ndev, i);
unsigned long state = txq->state;
seq_printf(s, "Tx queue[%i] state : 0x%lx%s%s%s\n", i, state,
CHECK_QSTATE(DRV_XOFF),
CHECK_QSTATE(STACK_XOFF),
CHECK_QSTATE(FROZEN)
);
}
#undef CHECK_QSTATE
return 0;
}