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authorAlex Deucher <alexdeucher@gmail.com>2014-04-22 02:02:06 -0400
committerChristian König <christian.koenig@amd.com>2014-04-22 11:15:31 +0200
commitad47b8fa5a679b7acaae831635e40d2e4887e9e7 (patch)
tree69c0c1465c46af98353fe2640dc4b439b88defab /drivers/gpu
parentc2fb3094669a3205f16a32f4119d0afe40b1a1fd (diff)
downloadop-kernel-dev-ad47b8fa5a679b7acaae831635e40d2e4887e9e7.zip
op-kernel-dev-ad47b8fa5a679b7acaae831635e40d2e4887e9e7.tar.gz
drm/radeon/aux: fix hpd assignment for aux bus
The hpd (hot plug detect) pin assignment got lost in the conversion to to the common i2c over aux code. Without this information, aux transactions do not work properly. Fixes DP failures. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/radeon/atombios_dp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 1593652..bc0119f 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -209,6 +209,7 @@ void radeon_dp_aux_init(struct radeon_connector *radeon_connector)
{
int ret;
+ radeon_connector->ddc_bus->rec.hpd = radeon_connector->hpd.hpd;
radeon_connector->ddc_bus->aux.dev = radeon_connector->base.kdev;
radeon_connector->ddc_bus->aux.transfer = radeon_dp_aux_transfer;
ret = drm_dp_aux_register_i2c_bus(&radeon_connector->ddc_bus->aux);
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