drm/i915: make sink_crc return -EIO on aux read/write failure

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Even though it's unliky, we should check each aux transaction not just
the first one. Also

commit ce31d9f4fc
Author: Rodrigo Vivi <rodrigo.vivi@intel.com>
Date:   Mon Sep 29 18:29:52 2014 -0400

    drm/i915: preserve other DP_TEST_SINK bits.

added a new aux transaction before the one which was checked. Fix
this.

Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Todd Previte <tprevite@gmail.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

...

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Rodrigo Vivi 2014-10-01 07:32:37 -07:00 • committed by Daniel Vetter

parent bd9f74a5e7

commit 1dda5f9304

1 changed files with 13 additions and 6 deletions

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19

drivers/gpu/drm/i915/intel_dp.c

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