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Commit 2fe5288c authored by Kalle Valo's avatar Kalle Valo
Browse files

ath10k: handle WMI debug print events 



Firmware can send simple ascii strings as debug messages using
WMI_DEBUG_PRINT_EVENTID, print those with ATH10K_DBG_WMI log level.

Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 0e759f36

drivers/net/wireless/ath/ath10k/wmi.c

+31 −2
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 
 */



#include <linux/skbuff.h>

#include <linux/ctype.h>



#include "core.h"

#include "htc.h"
@@ -1678,7 +1679,35 @@ static void ath10k_wmi_event_profile_match(struct ath10k *ar, 
static void ath10k_wmi_event_debug_print(struct ath10k *ar,

					 struct sk_buff *skb)

{

	ath10k_dbg(ATH10K_DBG_WMI, "WMI_DEBUG_PRINT_EVENTID\n");

	char buf[101], c;

	int i;



	for (i = 0; i < sizeof(buf) - 1; i++) {

		if (i >= skb->len)

			break;



		c = skb->data[i];



		if (c == '\0')

			break;



		if (isascii(c) && isprint(c))

			buf[i] = c;

		else

			buf[i] = '.';

	}



	if (i == sizeof(buf) - 1)

		ath10k_warn("wmi debug print truncated: %d\n", skb->len);



	/* for some reason the debug prints end with \n, remove that */

	if (skb->data[i - 1] == '\n')

		i--;



	/* the last byte is always reserved for the null character */

	buf[i] = '\0';



	ath10k_dbg(ATH10K_DBG_WMI, "wmi event debug print '%s'\n", buf);

}



static void ath10k_wmi_event_pdev_qvit(struct ath10k *ar, struct sk_buff *skb)