From ad47b8fa5a679b7acaae831635e40d2e4887e9e7 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 22 Apr 2014 02:02:06 -0400 Subject: [PATCH] drm/radeon/aux: fix hpd assignment for aux bus MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Signed-off-by: Christian König --- drivers/gpu/drm/radeon/atombios_dp.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index 15936524f226..bc0119fb6c12 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); -- 2.20.1