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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-10-20 21:13:05 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-10-23 16:39:33 +0200 |
| commit | 9324cf7fefd77883a9d8d7e0356b9dd45c13132b (patch) | |
| tree | 3fe4e1123e90c9a81201914ee5d4884a66f85a27 /drivers/gpu/drm/i915/intel_dp.c | |
| parent | 397fe15715ef1457d89f52666d0e249eb5eae64c (diff) | |
| download | lwn-9324cf7fefd77883a9d8d7e0356b9dd45c13132b.tar.gz lwn-9324cf7fefd77883a9d8d7e0356b9dd45c13132b.zip | |
drm/i915/dp: actually nack test request
... like the comment says. No idea whether this has any effect, but
I guess it's better to not lie to the display by acking a test request
and never following through with it. This goes back to the commit that
originally introduced this code:
commit a60f0e38d72a5e24085d6e7e27a4cadc20ae268a
Author: Jesse Barnes <jbarnes@virtuousgeek.org>
Date: Thu Oct 20 15:09:17 2011 -0700
drm/i915: add DP test request handling
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Meh'ed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index e0b91cb75d63..fda207e7a282 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2074,7 +2074,7 @@ static void intel_dp_handle_test_request(struct intel_dp *intel_dp) { /* NAK by default */ - intel_dp_aux_native_write_1(intel_dp, DP_TEST_RESPONSE, DP_TEST_ACK); + intel_dp_aux_native_write_1(intel_dp, DP_TEST_RESPONSE, DP_TEST_NAK); } /* |