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authorCruise Hung <Cruise.Hung@amd.com>2025-04-25 20:04:10 +0800
committerAlex Deucher <alexander.deucher@amd.com>2025-05-16 13:38:32 -0400
commit17accf4f228c68a062ca24a79ee22aa96e278512 (patch)
treee843ed4742be0b1d3cd3618acc03387f249b83ad /drivers/gpu/drm/amd/display/dc/inc/link.h
parentfe1903bc9585d5feb94f17d34626d8bbf31e0c14 (diff)
drm/amd/display: Support external tunneling feature
[Why & How] The original code only supports the tunneling for embedded one. To support external tunneling feature, it needs to check Tunneling_Support bit register. Reviewed-by: Wenjing Liu <wenjing.liu@amd.com> Reviewed-by: Jun Lei <jun.lei@amd.com> Signed-off-by: Cruise Hung <Cruise.Hung@amd.com> Signed-off-by: Tom Chung <chiahsuan.chung@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/link.h')
-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/link.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/link.h b/drivers/gpu/drm/amd/display/dc/inc/link.h
index 2948a696ee12..7d16351bba99 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/link.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/link.h
@@ -207,6 +207,9 @@ struct link_service {
bool (*dp_decide_link_settings)(
struct dc_stream_state *stream,
struct dc_link_settings *link_setting);
+ void (*dp_decide_tunnel_settings)(
+ struct dc_stream_state *stream,
+ struct dc_tunnel_settings *dp_tunnel_setting);
enum dp_link_encoding (*mst_decide_link_encoding_format)(
const struct dc_link *link);
bool (*edp_decide_link_settings)(struct dc_link *link,