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>

diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index 15936524f226ca46b9631cadf43022aa2cc81d31..bc0119fb6c12a9373e1bd282886d38f8ed858135 100644 (file)
--- 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);