]> git.baikalelectronics.ru Git - kernel.git/commit
drm/i915: DP link training optimization
authorMika Kahola <mika.kahola@intel.com>
Wed, 29 Apr 2015 06:17:40 +0000 (09:17 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 8 May 2015 11:03:27 +0000 (13:03 +0200)
commitfd99d78a650b444856b0ddc6c9edc8b8522a41cc
tree50af3ab42fecfc9498cfa83cfad544b0a598d3a8
parent3b04cf46d3eadbde6fbb118942c34f65f6693c5e
drm/i915: DP link training optimization

This patch adds DP link training optimization by reusing the
previously trained values.

v2:
- rebase

V3:
- rebase

V4:
- when HPD long pulse is received, the flag is cleared
  that indicates if DP link training is required or not
  (based on Sivakumar's comment)

Signed-off-by: Mika Kahola <mika.kahola@intel.com>
Reviewed-by: Sivakumar Thulasimani <sivakumar.thulasimani@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_dp.c