[PATCH v2 1/4] ath10k: Add support to configure pktlog filter

Kalle Valo kvalo at qca.qualcomm.com
Mon Oct 6 05:11:57 PDT 2014


Rajkumar Manoharan <rmanohar at qti.qualcomm.com> writes:

> On Mon, Oct 06, 2014 at 02:52:45PM +0300, Kalle Valo wrote:
>> Rajkumar Manoharan <rmanohar at qti.qualcomm.com> writes:
>> 
>> > Add support to configure packet log filters (tx, rx, rate control)
>> > via debugfs. To disable htt pktlog events set the filters to 0.
>> >
>> > ex:
>> >
>> > To enable pktlog for all filters
>> >
>> >    echo 0x1f > /sys/kernel/debug/ieee80211/phy*/ath10k/pktlog_filter
>> >
>> > To disable pktlog
>> >
>> >    echo 0 > /sys/kernel/debug/ieee80211/phy*/ath10k/pktlog_filter
>> >
>> > Signed-off-by: Rajkumar Manoharan <rmanohar at qti.qualcomm.com>
>> 
>> I did minor changes to the error handling in
>> ath10k_write_pktlog_filter() and in ath10k_debug_start(). Diff below and
>> full commit here:
>> 
>> https://github.com/kvalo/ath/commit/470c43d83b7ee4147dea38a4f7b986070555a032
>> 
>> Please review my changes.
>
> LGTM.

Joe Perches pointed out to me offline that I had missed '\n' in two of
the warning messages. So one more change:

--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -1402,13 +1402,13 @@ int ath10k_debug_start(struct ath10k *ar)
 		if (ret)
 			/* not serious */
 			ath10k_warn(ar,
-				    "failed to enable pktlog filter %x: %d",
+				    "failed to enable pktlog filter %x: %d\n",
 				    ar->debug.pktlog_filter, ret);
 	} else {
 		ret = ath10k_wmi_pdev_pktlog_disable(ar);
 		if (ret)
 			/* not serious */
-			ath10k_warn(ar, "failed to disable pktlog: %d", ret);
+			ath10k_warn(ar, "failed to disable pktlog: %d\n", ret);
 	}
 
 	return ret;
@@ -1532,14 +1532,14 @@ static ssize_t ath10k_write_pktlog_filter(struct file *file,
 	if (filter && (filter != ar->debug.pktlog_filter)) {
 		ret = ath10k_wmi_pdev_pktlog_enable(ar, filter);
 		if (ret) {
-			ath10k_warn(ar, "failed to enable pktlog filter %x: %d",
+			ath10k_warn(ar, "failed to enable pktlog filter %x: %d\n",
 				    ar->debug.pktlog_filter, ret);
 			goto out;
 		}
 	} else {
 		ret = ath10k_wmi_pdev_pktlog_disable(ar);
 		if (ret) {
-			ath10k_warn(ar, "failed to disable pktlog: %d", ret);
+			ath10k_warn(ar, "failed to disable pktlog: %d\n", ret);
 			goto out;
 		}
 	}


-- 
Kalle Valo



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