stable.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH 3/4] drm/dp-mst: Remove debug WARN_ON
       [not found] <1438615451-856-1-git-send-email-daniel.vetter@ffwll.ch>
@ 2015-08-03 15:24 ` Daniel Vetter
  2015-08-04  8:53   ` Thierry Reding
  0 siblings, 1 reply; 2+ messages in thread
From: Daniel Vetter @ 2015-08-03 15:24 UTC (permalink / raw)
  To: DRI Development, Intel Graphics Development
  Cc: Daniel Vetter, Dave Airlie, stable, Daniel Vetter

Apparently been in there since forever and fairly easy to hit when
hotplugging really fast. I can do that since my mst hub has a manual
button to flick the hpd line for reprobing. The resulting WARNING spam
isn't pretty.

Cc: Dave Airlie <airlied@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
---
 drivers/gpu/drm/drm_dp_mst_topology.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 778bbb6425b8..b0487c9f018c 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -1294,7 +1294,6 @@ retry:
 				goto retry;
 			}
 			DRM_DEBUG_KMS("failed to dpcd write %d %d\n", tosend, ret);
-			WARN(1, "fail\n");
 
 			return -EIO;
 		}
-- 
2.5.0


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH 3/4] drm/dp-mst: Remove debug WARN_ON
  2015-08-03 15:24 ` [PATCH 3/4] drm/dp-mst: Remove debug WARN_ON Daniel Vetter
@ 2015-08-04  8:53   ` Thierry Reding
  0 siblings, 0 replies; 2+ messages in thread
From: Thierry Reding @ 2015-08-04  8:53 UTC (permalink / raw)
  To: Daniel Vetter
  Cc: DRI Development, Intel Graphics Development, stable,
	Daniel Vetter

[-- Attachment #1: Type: text/plain, Size: 991 bytes --]

On Mon, Aug 03, 2015 at 05:24:10PM +0200, Daniel Vetter wrote:
> Apparently been in there since forever and fairly easy to hit when
> hotplugging really fast. I can do that since my mst hub has a manual
> button to flick the hpd line for reprobing. The resulting WARNING spam
> isn't pretty.
> 
> Cc: Dave Airlie <airlied@gmail.com>
> Cc: stable@vger.kernel.org
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
> ---
>  drivers/gpu/drm/drm_dp_mst_topology.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
> index 778bbb6425b8..b0487c9f018c 100644
> --- a/drivers/gpu/drm/drm_dp_mst_topology.c
> +++ b/drivers/gpu/drm/drm_dp_mst_topology.c
> @@ -1294,7 +1294,6 @@ retry:
>  				goto retry;
>  			}
>  			DRM_DEBUG_KMS("failed to dpcd write %d %d\n", tosend, ret);
> -			WARN(1, "fail\n");
>  
>  			return -EIO;
>  		}

Reviewed-by: Thierry Reding <treding@nvidia.com>

[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 819 bytes --]

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2015-08-04  8:53 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
     [not found] <1438615451-856-1-git-send-email-daniel.vetter@ffwll.ch>
2015-08-03 15:24 ` [PATCH 3/4] drm/dp-mst: Remove debug WARN_ON Daniel Vetter
2015-08-04  8:53   ` Thierry Reding

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).