From fb5b91d61bebc24686ffc379138fd67808b1a1e6 Mon Sep 17 00:00:00 2001
From: "ZHU Yi (ST-FIR/ENG1-Zhu)" <Yi.Zhu5@cn.bosch.com>
Date: Fri, 15 Sep 2017 07:09:37 +0000
Subject: [PATCH] can: flexcan: fix p1010 state transition issue
Git-commit: fb5b91d61bebc24686ffc379138fd67808b1a1e6
Patch-mainline: v4.14-rc6
References: bsc#1051510

Enable FLEXCAN_QUIRK_BROKEN_WERR_STATE and
FLEXCAN_QUIRK_BROKEN_PERR_STATE for p1010 to report correct state
transitions.

Signed-off-by: Zhu Yi <yi.zhu5@cn.bosch.com>
Signed-off-by: Mark Jonas <mark.jonas@de.bosch.com>
Acked-by: Wolfgang Grandegger <wg@grandegger.com>
Cc: linux-stable <stable@vger.kernel.org> # >= v4.11
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/net/can/flexcan.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -282,7 +282,8 @@ struct flexcan_priv {
 };
 
 static const struct flexcan_devtype_data fsl_p1010_devtype_data = {
-	.quirks = FLEXCAN_QUIRK_BROKEN_WERR_STATE,
+	.quirks = FLEXCAN_QUIRK_BROKEN_WERR_STATE |
+		FLEXCAN_QUIRK_BROKEN_PERR_STATE,
 };
 
 static const struct flexcan_devtype_data fsl_imx28_devtype_data = {