# Re: \[PATCH v12 5/6\] drm\_modes: add videomode helpers

- From: Tomi Valkeinen \<hidden\>
- Date: 2012-11-21 12:50:38 
- List: linux-devicetree
- Page: https://ratatoskr.run/linux-devicetree/2012/11/8065880
- Thread: https://ratatoskr.run/linux-fbdev/2012/11/8065811/t.md

```text
On 2012-11-20 17:54, Steffen Trumtrar wrote:
> Add conversion from videomode to drm_display_mode
> 
> Signed-off-by: Steffen Trumtrar <redacted>
> Reviewed-by: Thierry Reding <redacted>
> Acked-by: Thierry Reding <redacted>
> Tested-by: Thierry Reding <redacted>
> Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> ---
>  drivers/gpu/drm/drm_modes.c |   37 +++++++++++++++++++++++++++++++++++++
>  include/drm/drmP.h          |    6 ++++++
>  2 files changed, 43 insertions(+)
> 

> diff --git a/include/drm/drmP.h b/include/drm/drmP.h
> index 3fd8280..de2f6cf 100644
> --- a/include/drm/drmP.h
> +++ b/include/drm/drmP.h
> @@ -56,6 +56,7 @@
>  #include <linux/cdev.h>
>  #include <linux/mutex.h>
>  #include <linux/slab.h>
> +#include <linux/videomode.h>
>  #if defined(__alpha__) || defined(__powerpc__)
>  #include <asm/pgtable.h>	/* For pte_wrprotect */
>  #endif
> @@ -1454,6 +1455,11 @@ extern struct drm_display_mode *
>  drm_mode_create_from_cmdline_mode(struct drm_device *dev,
>  				  struct drm_cmdline_mode *cmd);
>  
> +#if IS_ENABLED(CONFIG_VIDEOMODE)
> +extern int drm_display_mode_from_videomode(const struct videomode *vm,
> +					   struct drm_display_mode *dmode);
> +#endif
> +
>  /* Modesetting support */
>  extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc);
>  extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc);
> 

And the same comments apply to this header file.

 Tomi


```

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