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Searched refs:drm_dp_dpcd_read (Results 1 – 8 of 8) sorted by relevance

/drivers/gpu/drm/
Ddrm_dp_helper.c246 ssize_t drm_dp_dpcd_read(struct drm_dp_aux *aux, unsigned int offset, in drm_dp_dpcd_read() function
252 EXPORT_SYMBOL(drm_dp_dpcd_read);
287 return drm_dp_dpcd_read(aux, DP_LANE0_1_STATUS, status, in drm_dp_dpcd_read_link_status()
310 err = drm_dp_dpcd_read(aux, DP_DPCD_REV, values, sizeof(values)); in drm_dp_link_probe()
Ddrm_dp_mst_topology.c2048 ret = drm_dp_dpcd_read(mgr->aux, DP_DPCD_REV, mgr->dpcd, DP_RECEIVER_CAP_SIZE); in drm_dp_mst_topology_mgr_set_mst()
2157 sret = drm_dp_dpcd_read(mgr->aux, DP_DPCD_REV, mgr->dpcd, DP_RECEIVER_CAP_SIZE); in drm_dp_mst_topology_mgr_resume()
2173 sret = drm_dp_dpcd_read(mgr->aux, DP_GUID, guid, 16); in drm_dp_mst_topology_mgr_resume()
2202 ret = drm_dp_dpcd_read(mgr->aux, basereg, in drm_dp_get_one_sb_msg()
2220 ret = drm_dp_dpcd_read(mgr->aux, basereg + curreply, in drm_dp_get_one_sb_msg()
2790 ret = drm_dp_dpcd_read(mgr->aux, DP_PAYLOAD_TABLE_UPDATE_STATUS + (i * 16), &buf[i * 16], 16); in dump_dp_payload_table()
2844 ret = drm_dp_dpcd_read(mgr->aux, DP_DPCD_REV, buf, DP_RECEIVER_CAP_SIZE); in drm_dp_mst_dump_topology()
2849 ret = drm_dp_dpcd_read(mgr->aux, DP_FAUX_CAP, buf, 2); in drm_dp_mst_dump_topology()
2854 ret = drm_dp_dpcd_read(mgr->aux, DP_MSTM_CTRL, buf, 1); in drm_dp_mst_dump_topology()
2861 ret = drm_dp_dpcd_read(mgr->aux, DP_BRANCH_OUI, buf, DP_BRANCH_OUI_HEADER_SIZE); in drm_dp_mst_dump_topology()
/drivers/gpu/drm/amd/amdgpu/
Datombios_dp.c329 if (drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_SINK_OUI, buf, 3) == 3) in amdgpu_atombios_dp_probe_oui()
333 if (drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_BRANCH_OUI, buf, 3) == 3) in amdgpu_atombios_dp_probe_oui()
345 ret = drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_DPCD_REV, msg, in amdgpu_atombios_dp_get_dpcd()
/drivers/gpu/drm/radeon/
Datombios_dp.c377 if (drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_SINK_OUI, buf, 3) == 3) in radeon_dp_probe_oui()
381 if (drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_BRANCH_OUI, buf, 3) == 3) in radeon_dp_probe_oui()
393 ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_DPCD_REV, msg, in radeon_dp_getdpcd()
Dradeon_dp_mst.c684 ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_MSTM_CAP, msg, in radeon_dp_mst_probe()
713 dret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, in radeon_dp_mst_check_status()
729 dret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, in radeon_dp_mst_check_status()
/drivers/gpu/drm/msm/edp/
Dedp_ctrl.c1202 if (drm_dp_dpcd_read(ctrl->drm_aux, DP_DPCD_REV, ctrl->dpcd, in msm_edp_ctrl_panel_connected()
/drivers/gpu/drm/i915/
Dintel_dp.c3030 drm_dp_dpcd_read(aux, DP_DPCD_REV, buffer, 1); in intel_dp_dpcd_read_wake()
3033 ret = drm_dp_dpcd_read(aux, offset, buffer, size); in intel_dp_dpcd_read_wake()
4175 if (drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_CRC_R_CR, crc, 6) < 0) { in intel_dp_sink_crc()
4303 status = drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_REQUEST, &rxdata, 1); in intel_dp_handle_test_request()
Di915_debugfs.c5391 err = drm_dp_dpcd_read(&intel_dp->aux, b->offset, buf, size); in i915_dpcd_show()