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path: root/package/kernel/mac80211/patches/319-0002-brcmfmac-be-more-verbose-when-PSM-s-watchdog-fires.patch
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From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
Date: Mon, 30 Jan 2017 16:09:52 +0100
Subject: [PATCH] brcmfmac: be more verbose when PSM's watchdog fires
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

It's important to inform user so he knows things went wrong. He may also
want to get memory dump for further debugging purposes.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
---

--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c
@@ -58,10 +58,18 @@ static int brcmf_debug_psm_watchdog_noti
 					   const struct brcmf_event_msg *evtmsg,
 					   void *data)
 {
+	int err;
+
 	brcmf_dbg(TRACE, "enter: bsscfgidx=%d\n", ifp->bsscfgidx);
 
-	return brcmf_debug_create_memdump(ifp->drvr->bus_if, data,
-					  evtmsg->datalen);
+	brcmf_err("PSM's watchdog has fired!\n");
+
+	err = brcmf_debug_create_memdump(ifp->drvr->bus_if, data,
+					 evtmsg->datalen);
+	if (err)
+		brcmf_err("Failed to get memory dump, %d\n", err);
+
+	return err;
 }
 
 void brcmf_debugfs_init(void)