return false;
}
-static bool parse_hdmi_amd_vsdb(struct amdgpu_dm_connector *aconnector,
+static int parse_hdmi_amd_vsdb(struct amdgpu_dm_connector *aconnector,
struct edid *edid, struct amdgpu_hdmi_vsdb_info *vsdb_info)
{
uint8_t *edid_ext = NULL;
/*----- drm_find_cea_extension() -----*/
/* No EDID or EDID extensions */
if (edid == NULL || edid->extensions == 0)
- return false;
+ return -ENODEV;
/* Find CEA extension */
for (i = 0; i < edid->extensions; i++) {
}
if (i == edid->extensions)
- return false;
+ return -ENODEV;
/*----- cea_db_offsets() -----*/
if (edid_ext[0] != CEA_EXT)
- return false;
+ return -ENODEV;
valid_vsdb_found = parse_edid_cea(aconnector, edid_ext, EDID_LENGTH, vsdb_info);
- return valid_vsdb_found;
+
+ return valid_vsdb_found ? i : -ENODEV;
}
void amdgpu_dm_update_freesync_caps(struct drm_connector *connector,
struct amdgpu_device *adev = drm_to_adev(dev);
bool freesync_capable = false;
struct amdgpu_hdmi_vsdb_info vsdb_info = {0};
- bool hdmi_valid_vsdb_found = false;
if (!connector->state) {
DRM_ERROR("%s - Connector has no state", __func__);
}
}
} else if (edid && amdgpu_dm_connector->dc_sink->sink_signal == SIGNAL_TYPE_HDMI_TYPE_A) {
- hdmi_valid_vsdb_found = parse_hdmi_amd_vsdb(amdgpu_dm_connector, edid, &vsdb_info);
- if (hdmi_valid_vsdb_found && vsdb_info.freesync_supported) {
+ i = parse_hdmi_amd_vsdb(amdgpu_dm_connector, edid, &vsdb_info);
+ if (i >= 0 && vsdb_info.freesync_supported) {
timing = &edid->detailed_timings[i];
data = &timing->data.other_data;