[PATCH] I2C: Make master_xfer debug messages more useful
ChangeSet 1.2328, 2005/03/31 14:07:05-08:00, [EMAIL PROTECTED]
[PATCH] I2C: Make master_xfer debug messages more useful
While working on the recent saa7110 mess, I found that the debug message
displayed when calling master_xfer wasn't as useful as it could be. Here
is a patch improving this.
Signed-off-by: Jean Delvare <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
drivers/i2c/i2c-core.c |8 +++-
1 files changed, 7 insertions(+), 1 deletion(-)
diff -Nru a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
--- a/drivers/i2c/i2c-core.c2005-03-31 15:18:36 -08:00
+++ b/drivers/i2c/i2c-core.c2005-03-31 15:18:36 -08:00
@@ -587,7 +587,13 @@
int ret;
if (adap->algo->master_xfer) {
- dev_dbg(>dev, "master_xfer: with %d msgs.\n", num);
+#ifdef DEBUG
+ for (ret = 0; ret < num; ret++) {
+ dev_dbg(>dev, "master_xfer[%d] %c, addr=0x%02x, "
+ "len=%d\n", ret, msgs[ret].flags & I2C_M_RD ?
+ 'R' : 'W', msgs[ret].addr, msgs[ret].len);
+ }
+#endif
down(>bus_lock);
ret = adap->algo->master_xfer(adap,msgs,num);
-
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[PATCH] I2C: Make master_xfer debug messages more useful
ChangeSet 1.2328, 2005/03/31 14:07:05-08:00, [EMAIL PROTECTED]
[PATCH] I2C: Make master_xfer debug messages more useful
While working on the recent saa7110 mess, I found that the debug message
displayed when calling master_xfer wasn't as useful as it could be. Here
is a patch improving this.
Signed-off-by: Jean Delvare [EMAIL PROTECTED]
Signed-off-by: Greg Kroah-Hartman [EMAIL PROTECTED]
drivers/i2c/i2c-core.c |8 +++-
1 files changed, 7 insertions(+), 1 deletion(-)
diff -Nru a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
--- a/drivers/i2c/i2c-core.c2005-03-31 15:18:36 -08:00
+++ b/drivers/i2c/i2c-core.c2005-03-31 15:18:36 -08:00
@@ -587,7 +587,13 @@
int ret;
if (adap-algo-master_xfer) {
- dev_dbg(adap-dev, master_xfer: with %d msgs.\n, num);
+#ifdef DEBUG
+ for (ret = 0; ret num; ret++) {
+ dev_dbg(adap-dev, master_xfer[%d] %c, addr=0x%02x,
+ len=%d\n, ret, msgs[ret].flags I2C_M_RD ?
+ 'R' : 'W', msgs[ret].addr, msgs[ret].len);
+ }
+#endif
down(adap-bus_lock);
ret = adap-algo-master_xfer(adap,msgs,num);
-
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