Home
last modified time | relevance | path

Searched refs:dpcd_ext (Results 1 – 3 of 3) sorted by relevance

/openbmc/linux/drivers/gpu/drm/nouveau/nvkm/engine/disp/
H A Ddp.c647 u8 dpcd_ext[DP_RECEIVER_CAP_SIZE]; in nvkm_dp_read_dpcd_caps() local
665 ret = nvkm_rdaux(aux, DP_DP13_DPCD_REV, dpcd_ext, sizeof(dpcd_ext)); in nvkm_dp_read_dpcd_caps()
669 if (outp->dp.dpcd[DP_DPCD_REV] > dpcd_ext[DP_DPCD_REV]) { in nvkm_dp_read_dpcd_caps()
671 outp->dp.dpcd[DP_DPCD_REV], dpcd_ext[DP_DPCD_REV]); in nvkm_dp_read_dpcd_caps()
675 if (!memcmp(outp->dp.dpcd, dpcd_ext, sizeof(dpcd_ext))) in nvkm_dp_read_dpcd_caps()
678 memcpy(outp->dp.dpcd, dpcd_ext, sizeof(dpcd_ext)); in nvkm_dp_read_dpcd_caps()
/openbmc/linux/drivers/gpu/drm/display/
H A Ddrm_dp_helper.c918 u8 dpcd_ext[DP_RECEIVER_CAP_SIZE]; in drm_dp_read_extended_dpcd_caps() local
932 ret = drm_dp_dpcd_read(aux, DP_DP13_DPCD_REV, &dpcd_ext, in drm_dp_read_extended_dpcd_caps()
933 sizeof(dpcd_ext)); in drm_dp_read_extended_dpcd_caps()
936 if (ret != sizeof(dpcd_ext)) in drm_dp_read_extended_dpcd_caps()
939 if (dpcd[DP_DPCD_REV] > dpcd_ext[DP_DPCD_REV]) { in drm_dp_read_extended_dpcd_caps()
942 aux->name, dpcd[DP_DPCD_REV], dpcd_ext[DP_DPCD_REV]); in drm_dp_read_extended_dpcd_caps()
946 if (!memcmp(dpcd, dpcd_ext, sizeof(dpcd_ext))) in drm_dp_read_extended_dpcd_caps()
951 memcpy(dpcd, dpcd_ext, sizeof(dpcd_ext)); in drm_dp_read_extended_dpcd_caps()
H A Ddrm_dp_mst_topology.c5995 u8 dpcd_ext[DP_RECEIVER_CAP_SIZE]; in drm_dp_mst_dsc_aux_for_port() local
5997 if (drm_dp_read_dpcd_caps(port->mgr->aux, dpcd_ext) < 0) in drm_dp_mst_dsc_aux_for_port()
6000 if ((dpcd_ext[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT) && in drm_dp_mst_dsc_aux_for_port()
6001 ((dpcd_ext[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_TYPE_MASK) in drm_dp_mst_dsc_aux_for_port()