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

drm/i915/dp: Remove redundant sleep after AUX transaction length check.

Browse Source 
The core already takes care of the delay before retrying. The delay now
changes to (500, 600)us instead of (500 + 1000, 600 + 1500)us.

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180223221520.18464-5-dhinakaran.pandiyan@intel.com
This commit is contained in:
Dhinakaran Pandiyan 2018-02-23 14:15:19 -08:00 committed by Rodrigo Vivi
parent e2770e2e05
commit 62d5ac27f4
1 changed files with 0 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/i915/intel_dp.c
View File

@ -1205,14 +1205,6 @@ done:
if (recv_bytes == 0 || recv_bytes > 20) {
DRM_DEBUG_KMS("Forbidden recv_bytes = %d on aux transaction\n",
recv_bytes);
/*
* FIXME: This patch was created on top of a series that
* organize the retries at drm level. There EBUSY should
* also take care for 1ms wait before retrying.
* That aux retries re-org is still needed and after that is
* merged we remove this sleep from here.
*/
usleep_range(1000, 1500);
ret = -EBUSY;
goto out;
}