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Searched refs:drm_dp_dpcd_read (Results 1 – 19 of 19) sorted by relevance

/Linux-v4.19/drivers/gpu/drm/
Ddrm_dp_helper.c285 ssize_t drm_dp_dpcd_read(struct drm_dp_aux *aux, unsigned int offset, in drm_dp_dpcd_read() function
314 EXPORT_SYMBOL(drm_dp_dpcd_read);
353 return drm_dp_dpcd_read(aux, DP_LANE0_1_STATUS, status, in drm_dp_dpcd_read_link_status()
376 err = drm_dp_dpcd_read(aux, DP_DPCD_REV, values, sizeof(values)); in drm_dp_link_probe()
570 return drm_dp_dpcd_read(aux, DP_BRANCH_ID, id, 6); in drm_dp_downstream_id()
633 len = drm_dp_dpcd_read(aux, DP_BRANCH_HW_REV, &rev[0], 1); in drm_dp_downstream_debug()
638 len = drm_dp_dpcd_read(aux, DP_BRANCH_SW_REV, rev, 2); in drm_dp_downstream_debug()
1053 ret = drm_dp_dpcd_read(aux, DP_TEST_CRC_R_CR, crc, 6); in drm_dp_aux_get_crc()
1320 ret = drm_dp_dpcd_read(aux, offset, ident, sizeof(*ident)); in drm_dp_read_desc()
Ddrm_dp_mst_topology.c2122 ret = drm_dp_dpcd_read(mgr->aux, DP_DPCD_REV, mgr->dpcd, DP_RECEIVER_CAP_SIZE); in drm_dp_mst_topology_mgr_set_mst()
2223 sret = drm_dp_dpcd_read(mgr->aux, DP_DPCD_REV, mgr->dpcd, DP_RECEIVER_CAP_SIZE); in drm_dp_mst_topology_mgr_resume()
2239 sret = drm_dp_dpcd_read(mgr->aux, DP_GUID, guid, 16); in drm_dp_mst_topology_mgr_resume()
2268 ret = drm_dp_dpcd_read(mgr->aux, basereg, in drm_dp_get_one_sb_msg()
2286 ret = drm_dp_dpcd_read(mgr->aux, basereg + curreply, in drm_dp_get_one_sb_msg()
2952 if (drm_dp_dpcd_read(mgr->aux, in dump_dp_payload_table()
3023 ret = drm_dp_dpcd_read(mgr->aux, DP_DPCD_REV, buf, DP_RECEIVER_CAP_SIZE); in drm_dp_mst_dump_topology()
3025 ret = drm_dp_dpcd_read(mgr->aux, DP_FAUX_CAP, buf, 2); in drm_dp_mst_dump_topology()
3027 ret = drm_dp_dpcd_read(mgr->aux, DP_MSTM_CTRL, buf, 1); in drm_dp_mst_dump_topology()
3031 ret = drm_dp_dpcd_read(mgr->aux, DP_BRANCH_OUI, buf, DP_BRANCH_OUI_HEADER_SIZE); in drm_dp_mst_dump_topology()
Ddrm_dp_aux_dev.c164 res = drm_dp_dpcd_read(aux_dev->aux, pos, buf, todo); in auxdev_read_iter()
Ddrm_dp_cec.c198 err = drm_dp_dpcd_read(aux, DP_CEC_RX_MESSAGE_BUFFER, msg.msg, msg.len); in drm_dp_cec_received()
/Linux-v4.19/drivers/gpu/drm/amd/amdgpu/
Datombios_dp.c328 if (drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_SINK_OUI, buf, 3) == 3) in amdgpu_atombios_dp_probe_oui()
332 if (drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_BRANCH_OUI, buf, 3) == 3) in amdgpu_atombios_dp_probe_oui()
343 ret = drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_DPCD_REV, in amdgpu_atombios_dp_get_dpcd()
/Linux-v4.19/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()
392 ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_DPCD_REV, msg, in radeon_dp_getdpcd()
Dradeon_dp_mst.c688 ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_MSTM_CAP, msg, in radeon_dp_mst_probe()
717 dret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, in radeon_dp_mst_check_status()
733 dret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, in radeon_dp_mst_check_status()
/Linux-v4.19/drivers/gpu/drm/bridge/analogix/
Danalogix_dp_core.c538 retval = drm_dp_dpcd_read(&dp->aux, DP_LANE0_1_STATUS, link_status, 2); in analogix_dp_process_clock_recovery()
542 retval = drm_dp_dpcd_read(&dp->aux, DP_ADJUST_REQUEST_LANE0_1, in analogix_dp_process_clock_recovery()
610 retval = drm_dp_dpcd_read(&dp->aux, DP_LANE0_1_STATUS, link_status, 2); in analogix_dp_process_equalizer_training()
619 retval = drm_dp_dpcd_read(&dp->aux, DP_ADJUST_REQUEST_LANE0_1, in analogix_dp_process_equalizer_training()
823 ret = drm_dp_dpcd_read(&dp->aux, DP_LANE0_1_STATUS, link_status, in analogix_dp_fast_link_train()
/Linux-v4.19/drivers/gpu/drm/i915/
Dintel_dp.c3198 return drm_dp_dpcd_read(&intel_dp->aux, DP_LANE0_1_STATUS, link_status, in intel_dp_get_link_status()
3700 if (drm_dp_dpcd_read(&intel_dp->aux, 0x000, intel_dp->dpcd, in intel_dp_read_dpcd()
3737 if (drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV, in intel_edp_init_dpcd()
3754 drm_dp_dpcd_read(&intel_dp->aux, DP_SUPPORTED_LINK_RATES, in intel_edp_init_dpcd()
3829 if (drm_dp_dpcd_read(&intel_dp->aux, DP_DOWNSTREAM_PORT_0, in intel_dp_get_dpcd()
3887 return drm_dp_dpcd_read(&intel_dp->aux, DP_SINK_COUNT_ESI, in intel_dp_get_sink_irq_esi()
3946 status = drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_H_WIDTH_HI, in intel_dp_autotest_video_pattern()
3953 status = drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_V_HEIGHT_HI, in intel_dp_autotest_video_pattern()
4995 ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, DP_AUX_HDCP_BKSV, bksv, in intel_dp_hdcp_read_bksv()
5013 ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, DP_AUX_HDCP_BINFO, in intel_dp_hdcp_read_bstatus()
[all …]
Dintel_dp_aux_backlight.c63 if (drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_BACKLIGHT_BRIGHTNESS_MSB, in intel_dp_aux_get_backlight()
Dintel_psr.c200 drm_dp_dpcd_read(&intel_dp->aux, DP_PSR_SUPPORT, intel_dp->psr_dpcd, in intel_psr_init_dpcd()
Di915_debugfs.c4850 err = drm_dp_dpcd_read(&intel_dp->aux, b->offset, buf, size); in i915_dpcd_show()
/Linux-v4.19/include/drm/
Ddrm_dp_helper.h1164 ssize_t drm_dp_dpcd_read(struct drm_dp_aux *aux, unsigned int offset,
1181 return drm_dp_dpcd_read(aux, offset, valuep, 1); in drm_dp_dpcd_readb()
/Linux-v4.19/drivers/gpu/drm/amd/display/amdgpu_dm/
Damdgpu_dm_helpers.c405 return drm_dp_dpcd_read(&aconnector->dm_dp_aux.aux, address, in dm_helpers_dp_read_dpcd()
Damdgpu_dm.c1075 dret = drm_dp_dpcd_read( in dm_handle_hpd_rx_irq()
1114 dret = drm_dp_dpcd_read( in dm_handle_hpd_rx_irq()
/Linux-v4.19/drivers/gpu/drm/bridge/
Dtc358767.c973 ret = drm_dp_dpcd_read(aux, DP_SINK_COUNT, tmp, 2); in tc_main_link_setup()
Danalogix-anx78xx.c790 err = drm_dp_dpcd_read(&anx78xx->aux, DP_DPCD_REV, in anx78xx_dp_link_training()
/Linux-v4.19/drivers/gpu/drm/msm/edp/
Dedp_ctrl.c1196 if (drm_dp_dpcd_read(ctrl->drm_aux, DP_DPCD_REV, ctrl->dpcd, in msm_edp_ctrl_panel_connected()
/Linux-v4.19/drivers/gpu/drm/nouveau/dispnv50/
Ddisp.c1099 ret = drm_dp_dpcd_read(aux, DP_SINK_COUNT_ESI, esi, 8); in nv50_mstm_service()