iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/dp_mst: Improve kdocs for drm_dp_check_act_status()

Browse Source 
No functional changes.

Signed-off-by: Lyude Paul <lyude@redhat.com>
Cc: Sean Paul <sean@poorly.run>
Reviewed-by: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20200406221253.1307209-2-lyude@redhat.com
This commit is contained in:
Lyude Paul 2020-04-03 14:11:46 -04:00
parent 44cfc62334
commit 17e03aa8cc
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/drm_dp_mst_topology.c
View File

@ -4440,10 +4440,14 @@ fail:
/**
* drm_dp_check_act_status() - Check ACT handled status.
* drm_dp_check_act_status() - Polls for ACT handled status.
* @mgr: manager to use
*
* Check the payload status bits in the DPCD for ACT handled completion.
* Tries waiting for the MST hub to finish updating it's payload table by
* polling for the ACT handled bit.
*
* Returns:
* 0 if the ACT was handled in time, negative error code on failure.
*/
int drm_dp_check_act_status(struct drm_dp_mst_topology_mgr *mgr)
{