Message ID | 1371678832-26889-1-git-send-email-linux@roeck-us.net |
---|---|
State | Accepted |
Headers | show |
On Wed, Jun 19, 2013 at 02:53:52PM -0700, Guenter Roeck wrote: > The driver returns -ENODEV as error code if it did not get an ACK > from the device. Per Documentation/i2c/fault-codes, it should > return -ENXIO. > > Signed-off-by: Guenter Roeck <linux@roeck-us.net> Thanks, have you checked the other error codes as well while you were there? > --- > drivers/i2c/busses/i2c-mv64xxx.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c > index 1a3abd6..6972032 100644 > --- a/drivers/i2c/busses/i2c-mv64xxx.c > +++ b/drivers/i2c/busses/i2c-mv64xxx.c > @@ -227,7 +227,7 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status) > /* Doesn't seem to be a device at other end */ > drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP; > drv_data->state = MV64XXX_I2C_STATE_IDLE; > - drv_data->rc = -ENODEV; > + drv_data->rc = -ENXIO; > break; > > default: > -- > 1.7.9.7 >
On Thu, Jun 20, 2013 at 09:23:37PM +0200, Wolfram Sang wrote: > On Wed, Jun 19, 2013 at 02:53:52PM -0700, Guenter Roeck wrote: > > The driver returns -ENODEV as error code if it did not get an ACK > > from the device. Per Documentation/i2c/fault-codes, it should > > return -ENXIO. > > > > Signed-off-by: Guenter Roeck <linux@roeck-us.net> > > Thanks, have you checked the other error codes as well while you were > there? > No; this is one that was discovered while testing a driver connected to the controller. I'll check the others and let you know if I find any other problems. Thanks, Guenter > > --- > > drivers/i2c/busses/i2c-mv64xxx.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c > > index 1a3abd6..6972032 100644 > > --- a/drivers/i2c/busses/i2c-mv64xxx.c > > +++ b/drivers/i2c/busses/i2c-mv64xxx.c > > @@ -227,7 +227,7 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status) > > /* Doesn't seem to be a device at other end */ > > drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP; > > drv_data->state = MV64XXX_I2C_STATE_IDLE; > > - drv_data->rc = -ENODEV; > > + drv_data->rc = -ENXIO; > > break; > > > > default: > > -- > > 1.7.9.7 > > -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, Jun 20, 2013 at 09:23:37PM +0200, Wolfram Sang wrote: > On Wed, Jun 19, 2013 at 02:53:52PM -0700, Guenter Roeck wrote: > > The driver returns -ENODEV as error code if it did not get an ACK > > from the device. Per Documentation/i2c/fault-codes, it should > > return -ENXIO. > > > > Signed-off-by: Guenter Roeck <linux@roeck-us.net> > > Thanks, have you checked the other error codes as well while you were > there? > Other error codes are ok as far as I can see. Guenter > > --- > > drivers/i2c/busses/i2c-mv64xxx.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c > > index 1a3abd6..6972032 100644 > > --- a/drivers/i2c/busses/i2c-mv64xxx.c > > +++ b/drivers/i2c/busses/i2c-mv64xxx.c > > @@ -227,7 +227,7 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status) > > /* Doesn't seem to be a device at other end */ > > drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP; > > drv_data->state = MV64XXX_I2C_STATE_IDLE; > > - drv_data->rc = -ENODEV; > > + drv_data->rc = -ENXIO; > > break; > > > > default: > > -- > > 1.7.9.7 > > -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, Jun 20, 2013 at 05:16:27PM -0700, Guenter Roeck wrote: > On Thu, Jun 20, 2013 at 09:23:37PM +0200, Wolfram Sang wrote: > > On Wed, Jun 19, 2013 at 02:53:52PM -0700, Guenter Roeck wrote: > > > The driver returns -ENODEV as error code if it did not get an ACK > > > from the device. Per Documentation/i2c/fault-codes, it should > > > return -ENXIO. > > > > > > Signed-off-by: Guenter Roeck <linux@roeck-us.net> > > > > Thanks, have you checked the other error codes as well while you were > > there? > > > Other error codes are ok as far as I can see. Applied to for-next, thanks for double checking!
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c index 1a3abd6..6972032 100644 --- a/drivers/i2c/busses/i2c-mv64xxx.c +++ b/drivers/i2c/busses/i2c-mv64xxx.c @@ -227,7 +227,7 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status) /* Doesn't seem to be a device at other end */ drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP; drv_data->state = MV64XXX_I2C_STATE_IDLE; - drv_data->rc = -ENODEV; + drv_data->rc = -ENXIO; break; default:
The driver returns -ENODEV as error code if it did not get an ACK from the device. Per Documentation/i2c/fault-codes, it should return -ENXIO. Signed-off-by: Guenter Roeck <linux@roeck-us.net> --- drivers/i2c/busses/i2c-mv64xxx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)