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-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c1
-rw-r--r--drivers/gpu/drm/amd/display/dc/dc_types.h5
-rw-r--r--drivers/gpu/drm/amd/display/dc/link/link_detection.c2
-rw-r--r--drivers/gpu/drm/amd/display/include/grph_object_id.h7
4 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
index cc21337a182f..eb2c587b0b9b 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
@@ -131,6 +131,7 @@ enum dc_edid_status dm_helpers_parse_edid_caps(
edid_caps->serial_number = edid_buf->serial;
edid_caps->manufacture_week = edid_buf->mfg_week;
edid_caps->manufacture_year = edid_buf->mfg_year;
+ edid_caps->analog = !(edid_buf->input & DRM_EDID_INPUT_DIGITAL);
drm_edid_get_monitor_name(edid_buf,
edid_caps->display_name,
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h
index 8f8ccde7ad94..9989c8af5174 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_types.h
@@ -185,6 +185,10 @@ struct dc_panel_patch {
unsigned int wait_after_dpcd_poweroff_ms;
};
+/**
+ * struct dc_edid_caps - Capabilities read from EDID.
+ * @analog: Whether the monitor is analog. Used by DVI-I handling.
+ */
struct dc_edid_caps {
/* sink identification */
uint16_t manufacturer_id;
@@ -213,6 +217,7 @@ struct dc_edid_caps {
bool hdr_supported;
bool rr_capable;
bool scdc_present;
+ bool analog;
struct dc_panel_patch panel_patch;
};
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_detection.c b/drivers/gpu/drm/amd/display/dc/link/link_detection.c
index 82a9e52d5ae5..801c94efa7fc 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_detection.c
+++ b/drivers/gpu/drm/amd/display/dc/link/link_detection.c
@@ -1107,6 +1107,8 @@ static bool detect_link_and_local_sink(struct dc_link *link,
break;
}
+ sink->edid_caps.analog &= dc_connector_supports_analog(link->link_id.id);
+
// Check if edid is the same
if ((prev_sink) &&
(edid_status == EDID_THE_SAME || edid_status == EDID_OK))
diff --git a/drivers/gpu/drm/amd/display/include/grph_object_id.h b/drivers/gpu/drm/amd/display/include/grph_object_id.h
index 54e33062b3c0..1386fa124e85 100644
--- a/drivers/gpu/drm/amd/display/include/grph_object_id.h
+++ b/drivers/gpu/drm/amd/display/include/grph_object_id.h
@@ -310,4 +310,11 @@ static inline bool dal_graphics_object_id_equal(
}
return false;
}
+
+static inline bool dc_connector_supports_analog(const enum connector_id conn)
+{
+ return conn == CONNECTOR_ID_VGA ||
+ conn == CONNECTOR_ID_SINGLE_LINK_DVII ||
+ conn == CONNECTOR_ID_DUAL_LINK_DVII;
+}
#endif