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w1: omap_hdq: Fix some error/debug handling.

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- some debug messages missed spaces
- sometimes no error was returned when it should have been
- sometimes a message is printed when there is no error, rather
  than when there is one.

Acked-by: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
NeilBrown 2012-05-22 09:43:02 +10:00 committed by Greg Kroah-Hartman
parent dd0aa67cd7
commit 7b5362a603
1 changed files with 8 additions and 7 deletions
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5
drivers/w1/masters/omap_hdq.c
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@ -180,6 +180,7 @@ static int hdq_write_byte(struct hdq_data *hdq_data, u8 val, u8 *status)
hdq_data->hdq_irqstatus, OMAP_HDQ_TIMEOUT); hdq_data->hdq_irqstatus, OMAP_HDQ_TIMEOUT);
if (ret == 0) { if (ret == 0) {
dev_dbg(hdq_data->dev, "TX wait elapsed\n"); dev_dbg(hdq_data->dev, "TX wait elapsed\n");
ret = -ETIMEDOUT;
goto out; goto out;
} }
@ -396,7 +397,7 @@ static int hdq_read_byte(struct hdq_data *hdq_data, u8 *val)
out: out:
mutex_unlock(&hdq_data->hdq_mutex); mutex_unlock(&hdq_data->hdq_mutex);
rtn: rtn:
return 0; return ret;
} }
@ -540,7 +541,7 @@ static void omap_w1_write_byte(void *_hdq, u8 byte)
mutex_unlock(&hdq_data->hdq_mutex); mutex_unlock(&hdq_data->hdq_mutex);
ret = hdq_write_byte(hdq_data, byte, &status); ret = hdq_write_byte(hdq_data, byte, &status);
if (ret == 0) { if (ret < 0) {
dev_dbg(hdq_data->dev, "TX failure:Ctrl status %x\n", status); dev_dbg(hdq_data->dev, "TX failure:Ctrl status %x\n", status);
return; return;
} }