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V4L/DVB (9209): v4l2: add comment to the v4l2-i2c-drv headers. 

Looking at these headers as they appear in the kernel makes you
wonder why it is done that way. Refer to the v4l-dvb repository
where the full unstripped header can be found to understand the
reasoning behind this.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2008-10-13 07:38:03 -03:00 committed by Mauro Carvalho Chehab
parent 23848b655a
commit 7b31b57a37
2 changed files with 22 additions and 0 deletions
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11
include/media/v4l2-i2c-drv-legacy.h
View File

@ -21,6 +21,17 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* NOTE: the full version of this header is in the v4l-dvb repository
* and allows v4l i2c drivers to be compiled on older kernels as well.
* The version of this header as it appears in the kernel is a stripped
* version (without all the backwards compatibility stuff) and so it
* looks a bit odd.
*
* If you look at the full version then you will understand the reason
* for introducing this header since you really don't want to have all
* the tricky backwards compatibility code in each and every i2c driver.
*/
struct v4l2_i2c_driver_data {
const char * const name;
int driverid;

11
include/media/v4l2-i2c-drv.h
View File

@ -21,6 +21,17 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* NOTE: the full version of this header is in the v4l-dvb repository
* and allows v4l i2c drivers to be compiled on older kernels as well.
* The version of this header as it appears in the kernel is a stripped
* version (without all the backwards compatibility stuff) and so it
* looks a bit odd.
*
* If you look at the full version then you will understand the reason
* for introducing this header since you really don't want to have all
* the tricky backwards compatibility code in each and every i2c driver.
*/
#ifndef __V4L2_I2C_DRV_H__
#define __V4L2_I2C_DRV_H__