At Mon, 24 Jan 2011 15:55:28 +0000,
Chris Wilson wrote:
>
> Iterate over the attached CRTCs, encoders and connectors and call the
> supplied reset vfunc in order to reset any cached state back to unknown.
> Useful after an invalidation event such as a GPU reset or resuming.
>
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/drm_crtc.c | 19 +++++++++++++++++++
> include/drm/drm_crtc.h | 7 +++++++
> 2 files changed, 26 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
> index 2baa670..6d7323d 100644
> --- a/drivers/gpu/drm/drm_crtc.c
> +++ b/drivers/gpu/drm/drm_crtc.c
> @@ -2674,3 +2674,22 @@ out:
> mutex_unlock(&dev->mode_config.mutex);
> return ret;
> }
> +
> +void drm_mode_config_reset(struct drm_device *dev)
> +{
> + struct drm_crtc *crtc;
> + struct drm_encoder *encoder;
> + struct drm_connector *connector;
> +
> + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
> + if (crtc->funcs->reset)
> + crtc->funcs->reset(crtc);
> +
> + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head)
> + if (encoder->funcs->reset)
> + encoder->funcs->reset(encoder);
> +
> + list_for_each_entry(connector, &dev->mode_config.connector_list, head)
> + if (connector->funcs->reset)
> + connector->funcs->reset(connector);
> +}
Missing EXPORT_SYMBOL()?
thanks,
Takashi
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
http://lists.freedesktop.org/mailman/listinfo/dri-devel
