From: Pierre-Louis Bossart Date: Fri, 10 Jan 2020 21:57:28 +0000 (-0600) Subject: soundwire: cadence_master: log more useful information during timeouts X-Git-Tag: v5.15~4622^2~7^2~12 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=53ee957269571dd51f88ef3f57c9899c659744cc;p=platform%2Fkernel%2Flinux-starfive.git soundwire: cadence_master: log more useful information during timeouts Add the type of command, device number, register offset and length to reverse engineer what caused the issue. Signed-off-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20200110215731.30747-4-pierre-louis.bossart@linux.intel.com Signed-off-by: Vinod Koul --- diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 847b8f5..6ef2f75 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -447,7 +447,8 @@ _cdns_xfer_msg(struct sdw_cdns *cdns, struct sdw_msg *msg, int cmd, time = wait_for_completion_timeout(&cdns->tx_complete, msecs_to_jiffies(CDNS_TX_TIMEOUT)); if (!time) { - dev_err(cdns->dev, "IO transfer timed out\n"); + dev_err(cdns->dev, "IO transfer timed out, cmd %d device %d addr %x len %d\n", + cmd, msg->dev_num, msg->addr, msg->len); msg->len = 0; return SDW_CMD_TIMEOUT; }