Eric Lee / smarc-ti-linux-kernel

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Commit ad47b8fa5a679b7acaae831635e40d2e4887e9e7

Authored by Alex Deucher
Committed by Christian König
1 parent c2fb309466
Exists in master and in 13 other branches dlt-processor-sdk-linux-03.00.00.04, processor-sdk-linux-02.00.01, smarc-ti-linux-3.15.y, smarc-ti-lsk-linux-4.1.y, smarct3x-processor-sdk-04.01.00.06, smarct3x-processor-sdk-linux-02.00.01, smarct3x-processor-sdk-linux-03.00.00.04, smarct4x-800-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-04.01.00.06, smarct4x-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-linux-03.00.00.04, ti-linux-3.15.y, ti-lsk-linux-4.1.y

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>

Showing 1 changed file with 1 additions and 0 deletions Side-by-side Diff

drivers/gpu/drm/radeon/atombios_dp.c
Diff comments   View file @ ad47b8f
... ... @@ -209,6 +209,7 @@
209 209 {
210 210 int ret;
211 211  
  212 + radeon_connector->ddc_bus->rec.hpd = radeon_connector->hpd.hpd;
212 213 radeon_connector->ddc_bus->aux.dev = radeon_connector->base.kdev;
213 214 radeon_connector->ddc_bus->aux.transfer = radeon_dp_aux_transfer;
214 215 ret = drm_dp_aux_register_i2c_bus(&radeon_connector->ddc_bus->aux);