lkml.org 
[lkml]   [2022]   [Jul]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 2/6] can: esd_usb: Improved behavior on esd CAN_ERROR_EXT event (1)
Date
Always report CAN_ERR_PROT | CAN_ERR_BUSERROR if ESD_EV_CAN_ERROR_EXT
and ecc != 0. Before we missed those EVENTs when state was unequal to
priv->old_state

Signed-off-by: Frank Jungclaus <frank.jungclaus@esd.eu>
---
drivers/net/can/usb/esd_usb.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/can/usb/esd_usb.c b/drivers/net/can/usb/esd_usb.c
index 0b907bc54b70..e14f08d30b0b 100644
--- a/drivers/net/can/usb/esd_usb.c
+++ b/drivers/net/can/usb/esd_usb.c
@@ -274,12 +274,15 @@ static void esd_usb_rx_event(struct esd_usb_net_priv *priv,
rxerr = 0;
break;
}
- } else {
+ }
+
+ if (ecc) {
priv->can.can_stats.bus_error++;
stats->rx_errors++;

cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;

+ /* Store error in CAN protocol (type) in data[2] */
switch (ecc & SJA1000_ECC_MASK) {
case SJA1000_ECC_BIT:
cf->data[2] |= CAN_ERR_PROT_BIT;
--
2.25.1
\
 
 \ /
  Last update: 2022-07-08 20:16    [W:0.105 / U:0.172 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site