From 209a885be018435a062403a08063672c9d77d8d1 Mon Sep 17 00:00:00 2001 From: Jordan Lazare Date: Tue, 11 Apr 2017 11:40:18 -0400 Subject: [PATCH] drm/amd/display: Fix missing irq refactor causing potential i2c race Signed-off-by: Jordan Lazare Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher --- .../drm/amd/display/amdgpu_dm/amdgpu_dm_types.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_types.c index 58fda20f6b97..57560a83fda9 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_types.c @@ -32,8 +32,10 @@ #include #include + #include "amdgpu.h" #include "amdgpu_pm.h" +#include "dm_helpers.h" #include "dm_services_types.h" // We need to #undef FRAME_SIZE and DEPRECATED because they conflict @@ -3075,13 +3077,16 @@ static bool is_dp_capable_without_timing_msa( { uint8_t dpcd_data; bool capable = false; + if (amdgpu_connector->dc_link && - dc_read_aux_dpcd( - dc, - amdgpu_connector->dc_link->link_index, - DP_DOWN_STREAM_PORT_COUNT, - &dpcd_data, sizeof(dpcd_data))) + dm_helpers_dp_read_dpcd( + NULL, + amdgpu_connector->dc_link, + DP_DOWN_STREAM_PORT_COUNT, + &dpcd_data, + sizeof(dpcd_data))) { capable = (dpcd_data & DP_MSA_TIMING_PAR_IGNORED) ? true:false; + } return capable; } -- 2.30.2