diff options
| author | Thierry Reding <treding@nvidia.com> | 2014-05-22 09:39:32 +0200 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2014-06-04 12:12:28 +0200 |
| commit | f7fca3f6bd49f3c694a59474d9c67acd65ec1fb8 (patch) | |
| tree | 6ec6274ed5be74898e65f6dcc6205581e61b304a | |
| parent | 57e9f50e0fa1b2cc062250a8a760624c21bc2500 (diff) | |
retry on timeout
| -rw-r--r-- | drivers/gpu/drm/drm_dp_helper.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index a13f1f51f68..bdb467619ca 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -380,8 +380,11 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, for (retry = 0; retry < 7; retry++) { err = aux->transfer(aux, &msg); if (err < 0) { - if (err == -EBUSY) + if (err == -EBUSY || err == -ETIMEDOUT) { + DRM_DEBUG_KMS("%ps.transfer() failed: %d\n", + aux, err); continue; + } return err; } |