From e3dd3aa8e0b650c296ef5cc017639ecdc6c66619 Mon Sep 17 00:00:00 2001 From: Mikita Lipski Date: Thu, 31 Oct 2019 16:09:01 -0400 Subject: [PATCH] drm/amd/display: Fix debugfs on MST connectors [why] Previous patch allowed to initialize debugfs entries on both MST and SST connectors, but MST connectors get registered much later which exposed an issue of debugfs entries being initialized in the same folder. [how] Return SST debugfs entries' initialization back to where it was. For MST connectors we should initialize debugfs entries in connector register function after the connector is registered. Signed-off-by: Mikita Lipski Reviewed-by: Nicholas Kazlauskas Acked-by: Rodrigo Siqueira Signed-off-by: Alex Deucher --- .../drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 49cf39711dfc..2bf8534c18fb 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -36,7 +36,9 @@ #include "dc_link_ddc.h" #include "i2caux_interface.h" - +#if defined(CONFIG_DEBUG_FS) +#include "amdgpu_dm_debugfs.h" +#endif /* #define TRACE_DPCD */ #ifdef TRACE_DPCD @@ -147,6 +149,12 @@ amdgpu_dm_mst_connector_late_register(struct drm_connector *connector) to_amdgpu_dm_connector(connector); struct drm_dp_mst_port *port = amdgpu_dm_connector->port; +#if defined(CONFIG_DEBUG_FS) + connector_debugfs_init(amdgpu_dm_connector); + amdgpu_dm_connector->debugfs_dpcd_address = 0; + amdgpu_dm_connector->debugfs_dpcd_size = 0; +#endif + return drm_dp_mst_connector_late_register(connector, port); } -- 2.50.1