Re: [PATCH 1/4] drm/dp_mst: Improve kdocs for drm_dp_check_act_status()

[Sean Paul]

On Fri, Apr 3, 2020 at 4:08 PM Lyude Paul  wrote:
>
> No functional changes.
>
> Signed-off-by: Lyude Paul 
> Cc: Sean Paul 

Reviewed-by: Sean Paul 

> ---
>  drivers/gpu/drm/drm_dp_mst_topology.c | 8 ++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c 
> b/drivers/gpu/drm/drm_dp_mst_topology.c
> index 10d0315af513..2b9ce965f044 100644
> --- a/drivers/gpu/drm/drm_dp_mst_topology.c
> +++ b/drivers/gpu/drm/drm_dp_mst_topology.c
> @@ -4462,10 +4462,14 @@ static int drm_dp_dpcd_write_payload(struct 
> drm_dp_mst_topology_mgr *mgr,
>
>
>  /**
> - * 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)
>  {
> --
> 2.25.1
>
___
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

[PATCH 1/4] drm/dp_mst: Improve kdocs for drm_dp_check_act_status()

[Lyude Paul]

No functional changes.

Signed-off-by: Lyude Paul 
Cc: Sean Paul 
---
 drivers/gpu/drm/drm_dp_mst_topology.c | 8 ++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c 
b/drivers/gpu/drm/drm_dp_mst_topology.c
index 10d0315af513..2b9ce965f044 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -4462,10 +4462,14 @@ static int drm_dp_dpcd_write_payload(struct 
drm_dp_mst_topology_mgr *mgr,
 
 
 /**
- * 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)
 {
-- 
2.25.1

___
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel