On Sun, Jan 27, 2008 at 10:33:34PM -0200, Mauro Carvalho Chehab wrote:
> Hi Adrian and Marcin,
>
> On Sun, 27 Jan 2008 20:52:16 +0200
> Adrian Bunk <[EMAIL PROTECTED]> wrote:
>
> > Commit 8ffbc6559493c64d6194c92d856196fdaeb8a5fb causes the following
> > compile error with CONFIG_VIDEO_DEV=y/m, CONFIG_I2C=n:
> >
> > <-- snip -->
> >
> > ...
> > MODPOST 26 modules
> > ERROR: "i2c_attach_client" [drivers/media/video/v4l2-common.ko] undefined!
> > make[2]: *** [__modpost] Error 1
> >
> > <-- snip -->
>
>
> Thanks for getting this regression. Please test the enclosed patch.
It doesn't enable the code if CONFIG_VIDEO_DEV=m, CONFIG_I2C=m.
And what should happen if CONFIG_VIDEO_DEV=y, CONFIG_I2C=m?
If the latter should offer this code to modules we'll have to put it
into an own module.
> Cheers,
> Mauro
>
> Signed-off-by: Mauro Carvalho Chehab <[EMAIL PROTECTED]>
>
> diff -r b0815101889d linux/drivers/media/video/v4l2-common.c
> --- a/linux/drivers/media/video/v4l2-common.c Sun Jan 27 20:39:00 2008
> -0200 +++ b/linux/drivers/media/video/v4l2-common.c Sun Jan 27 22:23:25
> 2008 -0200 @@ -1585,6 +1585,7 @@ u32 v4l2_ctrl_next(const u32 * const * c
> return **ctrl_classes;
> }
>
> +#ifdef CONFIG_I2C
> int v4l2_chip_match_i2c_client(struct i2c_client *c, u32 match_type, u32
> match_chip) {
> switch (match_type) {
> @@ -1596,6 +1597,7 @@ int v4l2_chip_match_i2c_client(struct i2
> return 0;
> }
> }
> +EXPORT_SYMBOL(v4l2_chip_match_i2c_client);
>
> int v4l2_chip_ident_i2c_client(struct i2c_client *c, struct v4l2_chip_ident
> *chip, u32 ident, u32 revision)
> @@ -1612,6 +1614,7 @@ int v4l2_chip_ident_i2c_client(struct i2
> }
> return 0;
> }
> +EXPORT_SYMBOL(v4l2_chip_ident_i2c_client);
>
> int v4l2_chip_match_host(u32 match_type, u32 match_chip)
> {
> @@ -1622,6 +1625,7 @@ int v4l2_chip_match_host(u32 match_type,
> return 0;
> }
> }
> +EXPORT_SYMBOL(v4l2_chip_match_host);
>
> /* ----------------------------------------------------------------- */
>
> @@ -1656,6 +1660,8 @@ int v4l2_i2c_attach(struct i2c_adapter *
> }
> return err != -ENOMEM ? 0 : err;
> }
> +EXPORT_SYMBOL(v4l2_i2c_attach);
> +#endif
>
> /* ----------------------------------------------------------------- */
>
> @@ -1679,15 +1685,3 @@ EXPORT_SYMBOL(v4l2_ctrl_query_menu);
> EXPORT_SYMBOL(v4l2_ctrl_query_menu);
> EXPORT_SYMBOL(v4l2_ctrl_query_fill);
> EXPORT_SYMBOL(v4l2_ctrl_query_fill_std);
> -
> -EXPORT_SYMBOL(v4l2_chip_match_i2c_client);
> -EXPORT_SYMBOL(v4l2_chip_ident_i2c_client);
> -EXPORT_SYMBOL(v4l2_chip_match_host);
> -
> -EXPORT_SYMBOL(v4l2_i2c_attach);
> -
> -/*
> - * Local variables:
> - * c-basic-offset: 8
> - * End:
> - */
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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