Re: [PATCH] drm/agp: Fix build for non-AGP platforms

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Hi

On Thu, Aug 8, 2013 at 12:20 PM, Mark Brown <broonie@xxxxxxxxxx> wrote:
> From: Mark Brown <broonie@xxxxxxxxxx>
>
> Commit 28ec711 (drm/agp: move AGP cleanup paths to drm_agpsupport.c)
> broke the build for platforms which do not have AGP since it moved the
> AGP cleanup code inside an #ifdef __OS_HAS_AGP which are referenced
> unconditionally in drm_drv.c.  This causes build failures for embedded
> SoCs which use DRM but do not have AGP.
>
> Fix this by providing stub static inlines in the header.
>
> Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>

A very similar patch which does it for all AGP functions is already
pending on dri-devel:
  http://lists.freedesktop.org/archives/dri-devel/2013-August/043077.html

Thanks
David

> ---
>  include/drm/drmP.h | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/include/drm/drmP.h b/include/drm/drmP.h
> index fba5473..e7f7da0 100644
> --- a/include/drm/drmP.h
> +++ b/include/drm/drmP.h
> @@ -1453,6 +1453,7 @@ extern int drm_modeset_ctl(struct drm_device *dev, void *data,
>                            struct drm_file *file_priv);
>
>                                 /* AGP/GART support (drm_agpsupport.h) */
> +#if __OS_HAS_AGP
>  extern struct drm_agp_head *drm_agp_init(struct drm_device *dev);
>  extern void drm_agp_destroy(struct drm_agp_head *agp);
>  extern void drm_agp_clear(struct drm_device *dev);
> @@ -1480,6 +1481,10 @@ extern int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
>  extern int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request);
>  extern int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
>                         struct drm_file *file_priv);
> +#else
> +static inline void drm_agp_destroy(struct drm_agp_head *agp) { }
> +static inline void drm_agp_clear(struct drm_device *dev) { }
> +#endif
>
>                                 /* Stub support (drm_stub.h) */
>  extern int drm_setmaster_ioctl(struct drm_device *dev, void *data,
> --
> 1.8.4.rc1
>
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