[PATCH v5 10/12] drm/i915: update the hdcp state with uevent
Daniel Vetter
daniel at ffwll.ch
Mon Apr 29 07:35:39 UTC 2019
On Thu, Apr 18, 2019 at 02:28:03PM +0530, Ramalingam C wrote:
> drm function to update the content protection property state and to
> generate a uevent is invoked from the intel hdcp property work.
>
> Hence whenever kernel changes the property state, userspace will be
> updated with a uevent.
>
> v2:
> state update is moved into drm function [daniel]
>
> Signed-off-by: Ramalingam C <ramalingam.c at intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> ---
> drivers/gpu/drm/i915/intel_hdcp.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_hdcp.c b/drivers/gpu/drm/i915/intel_hdcp.c
> index de634f3fbd1b..84ac23ea75af 100644
> --- a/drivers/gpu/drm/i915/intel_hdcp.c
> +++ b/drivers/gpu/drm/i915/intel_hdcp.c
> @@ -866,7 +866,6 @@ static void intel_hdcp_prop_work(struct work_struct *work)
> prop_work);
> struct intel_connector *connector = intel_hdcp_to_connector(hdcp);
> struct drm_device *dev = connector->base.dev;
> - struct drm_connector_state *state;
>
> drm_modeset_lock(&dev->mode_config.connection_mutex, NULL);
> mutex_lock(&hdcp->mutex);
> @@ -876,10 +875,9 @@ static void intel_hdcp_prop_work(struct work_struct *work)
> * those to UNDESIRED is handled by core. If value == UNDESIRED,
> * we're running just after hdcp has been disabled, so just exit
> */
> - if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_UNDESIRED) {
> - state = connector->base.state;
> - state->content_protection = hdcp->value;
> - }
> + if (hdcp->value != DRM_MODE_CONTENT_PROTECTION_UNDESIRED)
> + drm_hdcp_update_content_protection(&connector->base,
> + hdcp->value);
>
> mutex_unlock(&hdcp->mutex);
> drm_modeset_unlock(&dev->mode_config.connection_mutex);
> --
> 2.19.1
>
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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