Commit a4217498 authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Jonathan Cameron

iio: imu: st_lsm6dsx: add error logs to st_lsm6dsx_read_fifo()

Add debug info to error conditions in st_lsm6dsx_read_fifo routine
Suggested-by: default avatarJorge Ramirez-Ortiz <jramirez@baylibre.com>
Signed-off-by: default avatarLorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent d2b863ba
......@@ -298,8 +298,11 @@ static int st_lsm6dsx_read_fifo(struct st_lsm6dsx_hw *hw)
err = regmap_bulk_read(hw->regmap,
hw->settings->fifo_ops.fifo_diff.addr,
&fifo_status, sizeof(fifo_status));
if (err < 0)
if (err < 0) {
dev_err(hw->dev, "failed to read fifo status (err=%d)\n",
err);
return err;
}
if (fifo_status & cpu_to_le16(ST_LSM6DSX_FIFO_EMPTY_MASK))
return 0;
......@@ -313,8 +316,12 @@ static int st_lsm6dsx_read_fifo(struct st_lsm6dsx_hw *hw)
for (read_len = 0; read_len < fifo_len; read_len += pattern_len) {
err = st_lsm6dsx_read_block(hw, hw->buff, pattern_len);
if (err < 0)
if (err < 0) {
dev_err(hw->dev,
"failed to read pattern from fifo (err=%d)\n",
err);
return err;
}
/*
* Data are written to the FIFO with a specific pattern
......@@ -385,9 +392,12 @@ static int st_lsm6dsx_read_fifo(struct st_lsm6dsx_hw *hw)
if (unlikely(reset_ts)) {
err = st_lsm6dsx_reset_hw_ts(hw);
if (err < 0)
if (err < 0) {
dev_err(hw->dev, "failed to reset hw ts (err=%d)\n",
err);
return err;
}
}
return read_len;
}
......
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