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Searched refs:drm_dp_dpcd_read (Results 1 – 25 of 33) sorted by relevance

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/linux-6.15/drivers/gpu/drm/i915/display/
H A Dintel_dp_hdcp.c120 ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BINFO, in intel_dp_hdcp_read_bstatus()
137 ret = drm_dp_dpcd_read(aux, DP_AUX_HDCP_BCAPS, in intel_dp_hdcp_read_bcaps()
171 ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_RI_PRIME, in intel_dp_hdcp_read_ri_prime()
190 ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BSTATUS, in intel_dp_hdcp_read_ksv_ready()
212 ret = drm_dp_dpcd_read(&dig_port->dp.aux, in intel_dp_hdcp_read_ksv_fifo()
236 ret = drm_dp_dpcd_read(&dig_port->dp.aux, in intel_dp_hdcp_read_v_prime_part()
264 ret = drm_dp_dpcd_read(&dig_port->dp.aux, DP_AUX_HDCP_BSTATUS, in intel_dp_hdcp_check_link()
351 ret = drm_dp_dpcd_read(aux, in intel_dp_hdcp2_read_rx_status()
499 ret = drm_dp_dpcd_read(aux, in get_receiver_id_list_rx_info()
569 ret = drm_dp_dpcd_read(aux, offset, in intel_dp_hdcp2_read_msg()
[all …]
H A Dintel_lspcon.c137 ret = drm_dp_dpcd_read(&intel_dp->aux, get_hdr_status_reg(lspcon), in intel_lspcon_detect_hdr_capability()
333 ret = drm_dp_dpcd_read(aux, LSPCON_PARADE_AVI_IF_CTRL, in lspcon_parade_fw_ready()
456 ret = drm_dp_dpcd_read(aux, reg, &val, 1); in _lspcon_write_avi_infoframe_mca()
473 ret = drm_dp_dpcd_read(aux, reg, &val, 1); in _lspcon_write_avi_infoframe_mca()
610 ret = drm_dp_dpcd_read(aux, reg, &val, 1); in _lspcon_read_avi_infoframe_enabled_mca()
625 ret = drm_dp_dpcd_read(aux, reg, &val, 1); in _lspcon_read_avi_infoframe_enabled_parade()
H A Dintel_dp_aux_backlight.c124 ret = drm_dp_dpcd_read(aux, INTEL_EDP_HDR_TCON_CAP0, tcon_cap, sizeof(tcon_cap)); in intel_dp_aux_supports_hdr_backlight()
201 if (drm_dp_dpcd_read(&intel_dp->aux, INTEL_EDP_BRIGHTNESS_NITS_LSB, buf, in intel_dp_aux_hdr_get_backlight()
463 ret = drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_PANEL_TARGET_LUMINANCE_VALUE, buf, in intel_dp_aux_vesa_get_backlight()
H A Dintel_dp_test.c132 status = drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_H_WIDTH_HI, in intel_dp_autotest_video_pattern()
139 status = drm_dp_dpcd_read(&intel_dp->aux, DP_TEST_V_HEIGHT_HI, in intel_dp_autotest_video_pattern()
H A Dintel_dp.c3477 if (drm_dp_dpcd_read(&intel_dp->aux, DP_SOURCE_OUI, buf, sizeof(buf)) < 0) in intel_dp_init_source_oui()
3648 if (drm_dp_dpcd_read(&intel_dp->aux, DP_PCON_DSC_ENCODER, in intel_dp_get_pcon_dsc_cap()
4032 if (drm_dp_dpcd_read(aux, DP_DSC_SUPPORT, dsc_dpcd, in intel_dp_read_dsc_dpcd()
4201 drm_dp_dpcd_read(&intel_dp->aux, DP_SUPPORTED_LINK_RATES, in intel_edp_set_sink_rates()
4272 if (drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV, in intel_edp_init_dpcd()
4459 return drm_dp_dpcd_read(&intel_dp->aux, DP_SINK_COUNT_ESI, esi, 4) == 4; in intel_dp_get_sink_irq_esi()
4974 if (drm_dp_dpcd_read(&intel_dp->aux, DP_LANE0_1_STATUS_ESI, link_status, in intel_dp_mst_link_status()
H A Dintel_psr.c567 r = drm_dp_dpcd_read(&intel_dp->aux, in intel_dp_get_su_granularity()
580 r = drm_dp_dpcd_read(&intel_dp->aux, in intel_dp_get_su_granularity()
673 drm_dp_dpcd_read(&intel_dp->aux, DP_PSR_SUPPORT, intel_dp->psr_dpcd, in intel_psr_init_dpcd()
/linux-6.15/drivers/gpu/drm/display/
H A Ddrm_dp_helper.c740 EXPORT_SYMBOL(drm_dp_dpcd_read);
783 return drm_dp_dpcd_read(aux, DP_LANE0_1_STATUS, status, in drm_dp_dpcd_read_link_status()
808 ret = drm_dp_dpcd_read(aux, in drm_dp_dpcd_read_phy_link_status()
821 ret = drm_dp_dpcd_read(aux, in drm_dp_dpcd_read_phy_link_status()
1043 if (drm_dp_dpcd_read(aux, DP_DEVICE_SERVICE_IRQ_VECTOR, in drm_dp_send_real_edid_checksum()
1117 ret = drm_dp_dpcd_read(aux, DP_DP13_DPCD_REV, &dpcd_ext, in drm_dp_read_extended_dpcd_caps()
1573 return drm_dp_dpcd_read(aux, DP_BRANCH_ID, id, 6); in drm_dp_downstream_id()
1643 len = drm_dp_dpcd_read(aux, DP_BRANCH_SW_REV, rev, 2); in drm_dp_downstream_debug()
2195 ret = drm_dp_dpcd_read(aux, DP_TEST_CRC_R_CR, crc, 6); in drm_dp_aux_get_crc()
2777 ret = drm_dp_dpcd_read(aux, in drm_dp_read_lttpr_regs()
[all …]
H A Ddrm_dp_aux_dev.c166 res = drm_dp_dpcd_read(aux_dev->aux, pos, buf, todo); in auxdev_read_iter()
H A Ddrm_dp_mst_topology.c3886 ret = drm_dp_dpcd_read(mgr->aux, basereg, replyblock, len); in drm_dp_get_one_sb_msg()
3925 ret = drm_dp_dpcd_read(mgr->aux, basereg + curreply, in drm_dp_get_one_sb_msg()
4884 if (drm_dp_dpcd_read(mgr->aux, in dump_dp_payload_table()
4975 ret = drm_dp_dpcd_read(mgr->aux, DP_FAUX_CAP, buf, 2); in drm_dp_mst_dump_topology()
4982 ret = drm_dp_dpcd_read(mgr->aux, DP_MSTM_CTRL, buf, 1); in drm_dp_mst_dump_topology()
6115 if (drm_dp_dpcd_read(&port->aux, in drm_dp_mst_dsc_aux_for_port()
6118 if (drm_dp_dpcd_read(&port->aux, in drm_dp_mst_dsc_aux_for_port()
6121 if (drm_dp_dpcd_read(&immediate_upstream_port->aux, in drm_dp_mst_dsc_aux_for_port()
6160 if (drm_dp_dpcd_read(immediate_upstream_aux, in drm_dp_mst_dsc_aux_for_port()
6183 if (drm_dp_dpcd_read(&port->aux, in drm_dp_mst_dsc_aux_for_port()
[all …]
H A Ddrm_dp_cec.c205 err = drm_dp_dpcd_read(aux, DP_CEC_RX_MESSAGE_BUFFER, msg.msg, msg.len); in drm_dp_cec_received()
/linux-6.15/drivers/gpu/drm/amd/amdgpu/
H A Datombios_dp.c325 if (drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_SINK_OUI, buf, 3) == 3) in amdgpu_atombios_dp_probe_oui()
329 if (drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_BRANCH_OUI, buf, 3) == 3) in amdgpu_atombios_dp_probe_oui()
340 ret = drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, in amdgpu_atombios_dp_ds_ports()
356 ret = drm_dp_dpcd_read(&amdgpu_connector->ddc_bus->aux, DP_DPCD_REV, in amdgpu_atombios_dp_get_dpcd()
/linux-6.15/drivers/gpu/drm/msm/dp/
H A Ddp_link.c320 rlen = drm_dp_dpcd_read(link->aux, addr, bp, len); in msm_dp_link_parse_timing_params1()
342 rlen = drm_dp_dpcd_read(link->aux, addr, bp, len); in msm_dp_link_parse_timing_params2()
361 rlen = drm_dp_dpcd_read(link->aux, addr, &bp, len); in msm_dp_link_parse_timing_params3()
910 drm_dp_dpcd_read(link->aux, DP_PSR_ERROR_STATUS, &status, 1); in msm_dp_link_read_psr_error_status()
928 drm_dp_dpcd_read(link->aux, DP_PSR_ESI, &status, 1); in msm_dp_link_psr_capability_changed()
H A Ddp_panel.c36 rlen = drm_dp_dpcd_read(panel->aux, DP_PSR_SUPPORT, in msm_dp_panel_read_psr_cap()
/linux-6.15/drivers/gpu/drm/amd/display/amdgpu_dm/
H A Damdgpu_dm_mst_types.c256 …if (drm_dp_dpcd_read(port->mgr->aux, DP_BRANCH_VENDOR_SPECIFIC_START, &branch_vendor_data, 4) == 4… in is_synaptics_cascaded_panamera()
297 if (drm_dp_dpcd_read(aconnector->dsc_aux, DP_DSC_SUPPORT, dsc_caps, 16) < 0) in validate_dsc_caps_on_connector()
300 if (drm_dp_dpcd_read(aconnector->dsc_aux, in validate_dsc_caps_on_connector()
320 if (drm_dp_dpcd_read(aconnector->dsc_aux, DP_DOWNSTREAMPORT_PRESENT, &ds_port_present, 1) < 0) { in retrieve_downstream_port_device()
717 dret = drm_dp_dpcd_read( in dm_handle_mst_sideband_msg_ready_event()
1767 if (drm_dp_dpcd_read(aux, DP_MAIN_LINK_CHANNEL_CODING_SET, &dp_link_encoding, 1) != 1 || in dp_get_link_current_set_bw()
1768 drm_dp_dpcd_read(aux, DP_LANE_COUNT_SET, &lane_count.raw, 1) != 1 || in dp_get_link_current_set_bw()
1769 drm_dp_dpcd_read(aux, DP_LINK_BW_SET, &link_bw_set, 1) != 1) in dp_get_link_current_set_bw()
H A Damdgpu_dm_helpers.c578 return drm_dp_dpcd_read(&aconnector->dm_dp_aux.aux, address, data, in dm_helpers_dp_read_dpcd()
681 drm_dp_dpcd_read(aux, SYNAPTICS_RC_COMMAND, &rc_cmd, sizeof(rc_cmd)); in execute_synaptics_rc_command()
689 drm_dp_dpcd_read(aux, SYNAPTICS_RC_RESULT, &rc_result, sizeof(rc_result)); in execute_synaptics_rc_command()
694 drm_dp_dpcd_read(aux, SYNAPTICS_RC_DATA, data, length); in execute_synaptics_rc_command()
/linux-6.15/drivers/gpu/drm/tegra/
H A Ddp.c178 err = drm_dp_dpcd_read(aux, DP_DPCD_REV, dpcd, sizeof(dpcd)); in drm_dp_link_probe()
241 err = drm_dp_dpcd_read(aux, DP_SUPPORTED_LINK_RATES, in drm_dp_link_probe()
555 err = drm_dp_dpcd_read(link->aux, DP_ADJUST_REQUEST_POST_CURSOR2, in drm_dp_link_get_adjustments()
/linux-6.15/drivers/gpu/drm/radeon/
H A Datombios_dp.c373 if (drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_SINK_OUI, buf, 3) == 3) in radeon_dp_probe_oui()
377 if (drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_BRANCH_OUI, buf, 3) == 3) in radeon_dp_probe_oui()
388 ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_DPCD_REV, msg, in radeon_dp_getdpcd()
/linux-6.15/drivers/gpu/drm/bridge/analogix/
H A Danalogix_dp_core.c396 retval = drm_dp_dpcd_read(&dp->aux, DP_LANE0_1_STATUS, link_status, 2); in analogix_dp_process_clock_recovery()
416 retval = drm_dp_dpcd_read(&dp->aux, DP_ADJUST_REQUEST_LANE0_1, in analogix_dp_process_clock_recovery()
462 retval = drm_dp_dpcd_read(&dp->aux, DP_LANE0_1_STATUS, link_status, 2); in analogix_dp_process_equalizer_training()
471 retval = drm_dp_dpcd_read(&dp->aux, DP_ADJUST_REQUEST_LANE0_1, in analogix_dp_process_equalizer_training()
663 ret = drm_dp_dpcd_read(&dp->aux, DP_LANE0_1_STATUS, link_status, in analogix_dp_fast_link_train()
H A Danalogix-anx6345.c133 err = drm_dp_dpcd_read(&anx6345->aux, DP_DPCD_REV, in anx6345_dp_link_training()
H A Danalogix-anx78xx.c646 err = drm_dp_dpcd_read(&anx78xx->aux, DP_DPCD_REV, in anx78xx_dp_link_training()
/linux-6.15/include/drm/display/
H A Ddrm_dp_helper.h525 ssize_t drm_dp_dpcd_read(struct drm_dp_aux *aux, unsigned int offset,
542 return drm_dp_dpcd_read(aux, offset, valuep, 1); in drm_dp_dpcd_readb()
/linux-6.15/drivers/gpu/drm/nouveau/
H A Dnouveau_backlight.c252 ret = drm_dp_dpcd_read(&nv_conn->aux, DP_EDP_DPCD_REV, edp_dpcd, in nv50_backlight_init()
H A Dnouveau_dp.c104 ret = drm_dp_dpcd_read(aux, DP_SUPPORTED_LINK_RATES, rates, sizeof(rates)); in nouveau_dp_probe_dpcd()
/linux-6.15/drivers/gpu/drm/xlnx/
H A Dzynqmp_dp.c1699 ret = drm_dp_dpcd_read(&dp->aux, 0x0, dp->dpcd, in __zynqmp_dp_bridge_detect()
2373 err = drm_dp_dpcd_read(&dp->aux, DP_SINK_COUNT, status, in zynqmp_dp_hpd_irq_work_func()
/linux-6.15/drivers/gpu/drm/mediatek/
H A Dmtk_dp.c1641 drm_dp_dpcd_read(&mtk_dp->aux, DP_ADJUST_REQUEST_LANE0_1, in mtk_dp_train_cr()
1709 drm_dp_dpcd_read(&mtk_dp->aux, DP_ADJUST_REQUEST_LANE0_1, in mtk_dp_train_eq()

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