[PATCH 1/2] drm/dp: move hw_mutex up the call stack

2016-02-29 Thread Daniel Vetter
On Thu, Feb 25, 2016 at 04:15:05PM -0500, Rob Clark wrote: > 1) don't let other threads trying to bang on aux channel interrupt the > defer timeout/logic > 2) don't let other threads interrupt the i2c over aux logic > > Technically, according to people who actually have the DP spec, this > should

[PATCH 1/2] drm/dp: move hw_mutex up the call stack

2016-02-25 Thread Rob Clark
1) don't let other threads trying to bang on aux channel interrupt the defer timeout/logic 2) don't let other threads interrupt the i2c over aux logic Technically, according to people who actually have the DP spec, this should not be required. In practice, it makes some troublesome Dell monitor (

[PATCH 1/2] drm/dp: move hw_mutex up the call stack

2015-12-11 Thread Ville Syrjälä
On Wed, Dec 09, 2015 at 04:20:09PM -0500, Rob Clark wrote: Something small missing here perhaps. The patch subject is not part of the commit message body. > 1) don't let other threads trying to bang on aux channel interrupt the > defer timeout/logic > 2) don't let other threads interrupt the i2c

[PATCH 1/2] drm/dp: move hw_mutex up the call stack

2015-12-09 Thread Rob Clark
1) don't let other threads trying to bang on aux channel interrupt the defer timeout/logic 2) don't let other threads interrupt the i2c over aux logic Technically, according to people who actually have the DP spec, this should not be required. In practice, it makes some troublesome Dell monitor (