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Code Issues Releases Wiki Activity

soundwire: bus: add more details to track failed transfers 

The current error log does not provide details on the type of
transfers and which address/count was requested. All this information
can help locate in which parts of the configuration process an error
occurred.

Co-developed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20210115053738.22630-4-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Bard Liao 2021-01-15 13:37:36 +08:00 committed by Vinod Koul
parent 6f206833ce
commit ec47518742
1 changed files with 4 additions and 2 deletions
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6
drivers/soundwire/bus.c
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@ -267,8 +267,10 @@ static int sdw_transfer_unlocked(struct sdw_bus *bus, struct sdw_msg *msg)
ret = do_transfer(bus, msg);
if (ret != 0 && ret != -ENODATA)
dev_err(bus->dev, "trf on Slave %d failed:%d\n",
msg->dev_num, ret);
dev_err(bus->dev, "trf on Slave %d failed:%d %s addr %x count %d\n",
msg->dev_num, ret,
(msg->flags & SDW_MSG_FLAG_WRITE) ? "write" : "read",
msg->addr, msg->len);
if (msg->page)
sdw_reset_page(bus, msg->dev_num);