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I2C: S3C2410: Fixup error codes returned rom a transfer. 

The driver should be returning -ENXIO for transfers that do not
pass the initial address byte stage.

Note, also small tidyups to the driver comments in the area.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Ben Dooks 2008-07-01 11:59:42 +01:00
parent 2709781be6
commit 63f5c2891e
1 changed files with 3 additions and 3 deletions
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6
drivers/i2c/busses/i2c-s3c2410.c
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@ -290,12 +290,12 @@ static int i2s_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat)
* bus, or started a new i2c message
*/
if (iicstat & S3C2410_IICSTAT_LASTBIT &&
if (iicstat & S3C2410_IICSTAT_LASTBIT &&
!(i2c->msg->flags & I2C_M_IGNORE_NAK)) {
/* ack was not received... */
dev_dbg(i2c->dev, "ack was not received\n");
s3c24xx_i2c_stop(i2c, -EREMOTEIO);
s3c24xx_i2c_stop(i2c, -ENXIO);
goto out_ack;
}
@ -305,7 +305,7 @@ static int i2s_s3c_irq_nextbyte(struct s3c24xx_i2c *i2c, unsigned long iicstat)
i2c->state = STATE_WRITE;
/* terminate the transfer if there is nothing to do
* (used by the i2c probe to find devices */
* as this is used by the i2c probe to find devices. */
if (is_lastmsg(i2c) && i2c->msg->len == 0) {
s3c24xx_i2c_stop(i2c, 0);