Re: [PATCH] drivers/media: fix dependencies in video mt9t001/mt9p031

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On 09/30/11 14:34, Paul Gortmaker wrote:
> Both mt9t001.c and mt9p031.c have two identical issues, those
> being that they will need module.h inclusion for the upcoming
> cleanup going on there, and that their dependencies don't limit
> selection of configs that will fail to compile as follows:
> 
> drivers/media/video/mt9p031.c:457: error: implicit declaration of function ‘v4l2_subdev_get_try_crop’
> drivers/media/video/mt9t001.c:787: error: ‘struct v4l2_subdev’ has no member named ‘entity’
> 
> The related config options are CONFIG_MEDIA_CONTROLLER and
> CONFIG_VIDEO_V4L2_SUBDEV_API.  Looking at the code, it appears
> that the driver was never intended to work without these enabled,
> so add a dependency on CONFIG_VIDEO_V4L2_SUBDEV_API, which in
> turn already has a dependency on CONFIG_MEDIA_CONTROLLER.
> 
> Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxx>
> Signed-off-by: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>

Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxx>

Thanks, Paul.

> 
> diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
> index 75e43c0..d285c8c 100644
> --- a/drivers/media/video/Kconfig
> +++ b/drivers/media/video/Kconfig
> @@ -469,14 +469,14 @@ config VIDEO_OV7670
>  
>  config VIDEO_MT9P031
>  	tristate "Aptina MT9P031 support"
> -	depends on I2C && VIDEO_V4L2
> +	depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
>  	---help---
>  	  This is a Video4Linux2 sensor-level driver for the Aptina
>  	  (Micron) mt9p031 5 Mpixel camera.
>  
>  config VIDEO_MT9T001
>  	tristate "Aptina MT9T001 support"
> -	depends on I2C && VIDEO_V4L2
> +	depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
>  	---help---
>  	  This is a Video4Linux2 sensor-level driver for the Aptina
>  	  (Micron) mt0t001 3 Mpixel camera.
> diff --git a/drivers/media/video/mt9p031.c b/drivers/media/video/mt9p031.c
> index 8bcb1ce..fc9603f 100644
> --- a/drivers/media/video/mt9p031.c
> +++ b/drivers/media/video/mt9p031.c
> @@ -14,6 +14,7 @@
>  
>  #include <linux/delay.h>
>  #include <linux/device.h>
> +#include <linux/module.h>
>  #include <linux/i2c.h>
>  #include <linux/log2.h>
>  #include <linux/pm.h>
> diff --git a/drivers/media/video/mt9t001.c b/drivers/media/video/mt9t001.c
> index ae75d82..280d01d 100644
> --- a/drivers/media/video/mt9t001.c
> +++ b/drivers/media/video/mt9t001.c
> @@ -13,6 +13,7 @@
>   */
>  
>  #include <linux/i2c.h>
> +#include <linux/module.h>
>  #include <linux/log2.h>
>  #include <linux/slab.h>
>  #include <linux/videodev2.h>


-- 
~Randy
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