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Searched refs:dpcd_ext (Results 1 – 2 of 2) sorted by relevance

/linux-6.15/drivers/gpu/drm/display/
H A Ddrm_dp_helper.c1103 u8 dpcd_ext[DP_RECEIVER_CAP_SIZE]; in drm_dp_read_extended_dpcd_caps() local
1117 ret = drm_dp_dpcd_read(aux, DP_DP13_DPCD_REV, &dpcd_ext, in drm_dp_read_extended_dpcd_caps()
1118 sizeof(dpcd_ext)); in drm_dp_read_extended_dpcd_caps()
1121 if (ret != sizeof(dpcd_ext)) in drm_dp_read_extended_dpcd_caps()
1124 if (dpcd[DP_DPCD_REV] > dpcd_ext[DP_DPCD_REV]) { in drm_dp_read_extended_dpcd_caps()
1127 aux->name, dpcd[DP_DPCD_REV], dpcd_ext[DP_DPCD_REV]); in drm_dp_read_extended_dpcd_caps()
1131 if (!memcmp(dpcd, dpcd_ext, sizeof(dpcd_ext))) in drm_dp_read_extended_dpcd_caps()
1136 memcpy(dpcd, dpcd_ext, sizeof(dpcd_ext)); in drm_dp_read_extended_dpcd_caps()
H A Ddrm_dp_mst_topology.c6158 u8 dpcd_ext[DP_RECEIVER_CAP_SIZE]; in drm_dp_mst_dsc_aux_for_port() local
6167 if (drm_dp_read_dpcd_caps(immediate_upstream_aux, dpcd_ext) < 0) in drm_dp_mst_dsc_aux_for_port()
6170 if (dpcd_ext[DP_DPCD_REV] >= DP_DPCD_REV_14 && in drm_dp_mst_dsc_aux_for_port()
6171 ((dpcd_ext[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT) && in drm_dp_mst_dsc_aux_for_port()
6172 ((dpcd_ext[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_TYPE_MASK) in drm_dp_mst_dsc_aux_for_port()