| /linux/drivers/gpu/drm/msm/dp/ |
| H A D | dp_link.c | 323 rlen = drm_dp_dpcd_read(link->aux, addr, bp, len); in msm_dp_link_parse_timing_params1()
345 rlen = drm_dp_dpcd_read(link->aux, addr, bp, len); in msm_dp_link_parse_timing_params2()
364 rlen = drm_dp_dpcd_read(link->aux, addr, &bp, len); in msm_dp_link_parse_timing_params3()
913 drm_dp_dpcd_read(link->aux, DP_PSR_ERROR_STATUS, &status, 1); in msm_dp_link_read_psr_error_status()
931 drm_dp_dpcd_read(link->aux, DP_PSR_ESI, &status, 1); in msm_dp_link_psr_capability_changed()
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| H A D | dp_panel.c | 76 rlen = drm_dp_dpcd_read(panel->aux, DP_PSR_SUPPORT, in msm_dp_panel_read_psr_cap()
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| /linux/include/drm/display/ |
| H A D | drm_dp_helper.h | 554 ssize_t drm_dp_dpcd_read(struct drm_dp_aux *aux, unsigned int offset,
572 return drm_dp_dpcd_read(aux, offset, valuep, 1); in drm_dp_dpcd_readb()
597 ret = drm_dp_dpcd_read(aux, offset, buffer, size); in drm_dp_dpcd_read_data()
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| /linux/drivers/gpu/drm/i915/display/ |
| H A D | intel_dp_aux_backlight.c | 123 ret = drm_dp_dpcd_read(aux, INTEL_EDP_HDR_TCON_CAP0, tcon_cap, sizeof(tcon_cap)); in intel_dp_aux_supports_hdr_backlight()
200 if (drm_dp_dpcd_read(&intel_dp->aux, INTEL_EDP_BRIGHTNESS_NITS_LSB, buf, in intel_dp_aux_hdr_get_backlight()
459 ret = drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_PANEL_TARGET_LUMINANCE_VALUE, buf, in intel_dp_aux_vesa_get_backlight()
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| H A D | intel_dp.c | 3923 if (drm_dp_dpcd_read(&intel_dp->aux, DP_SOURCE_OUI, buf, sizeof(buf)) < 0) in intel_dp_init_source_oui()
4097 if (drm_dp_dpcd_read(&intel_dp->aux, DP_PCON_DSC_ENCODER, in intel_dp_get_pcon_dsc_cap()
4822 if (drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV, in intel_edp_init_dpcd()
5061 if (drm_dp_dpcd_read(&intel_dp->aux, DP_SINK_COUNT_ESI, esi, 3) != 3) in intel_dp_get_sink_irq_esi()
5069 return drm_dp_dpcd_read(&intel_dp->aux, DP_SINK_COUNT_ESI, esi, 4) == 4; in intel_dp_get_sink_irq_esi()
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| H A D | intel_dp_link_training.c | 1289 drm_dp_dpcd_read(&intel_dp->aux, DP_SUPPORTED_LINK_RATES, in intel_dp_prepare_link_train()
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| H A D | intel_psr.c | 503 r = drm_dp_dpcd_read(&intel_dp->aux, DP_PSR2_SU_X_GRANULARITY, &w, sizeof(w)); in _psr_compute_su_granularity()
514 r = drm_dp_dpcd_read(&intel_dp->aux, DP_PSR2_SU_Y_GRANULARITY, &y, 1); in _psr_compute_su_granularity()
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| /linux/drivers/gpu/drm/amd/display/amdgpu_dm/ |
| H A D | amdgpu_dm_mst_types.c | 283 …if (drm_dp_dpcd_read(port->mgr->aux, DP_BRANCH_VENDOR_SPECIFIC_START, &branch_vendor_data, 4) == 4… in is_synaptics_cascaded_panamera()
324 if (drm_dp_dpcd_read(aconnector->dsc_aux, DP_DSC_SUPPORT, dsc_caps, 16) < 0) in validate_dsc_caps_on_connector()
327 if (drm_dp_dpcd_read(aconnector->dsc_aux, in validate_dsc_caps_on_connector()
347 if (drm_dp_dpcd_read(aconnector->dsc_aux, DP_DOWNSTREAMPORT_PRESENT, &ds_port_present, 1) < 0) { in retrieve_downstream_port_device()
808 dret = drm_dp_dpcd_read( in dm_handle_mst_sideband_msg_ready_event()
1941 if (drm_dp_dpcd_read(aux, DP_LINK_BW_SET, data, 16) != 16) in dp_get_link_current_set_bw()
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| H A D | amdgpu_dm_helpers.c | 673 return drm_dp_dpcd_read(&aconnector->dm_dp_aux.aux, address, data, in dm_helpers_dp_read_dpcd()
793 drm_dp_dpcd_read(aux, SYNAPTICS_RC_COMMAND, &rc_cmd, sizeof(rc_cmd)); in execute_synaptics_rc_command()
801 drm_dp_dpcd_read(aux, SYNAPTICS_RC_RESULT, &rc_result, sizeof(rc_result)); in execute_synaptics_rc_command()
806 drm_dp_dpcd_read(aux, SYNAPTICS_RC_DATA, data, length); in execute_synaptics_rc_command()
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| H A D | amdgpu_dm.c | 1246 ret = drm_dp_dpcd_read(mgr->aux, DP_GUID, buf, sizeof(buf)); in resume_mst_branch_status()
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| /linux/drivers/gpu/drm/display/ |
| H A D | drm_dp_aux_dev.c | 166 res = drm_dp_dpcd_read(aux_dev->aux, pos, buf, todo); in auxdev_read_iter()
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| H A D | drm_dp_helper.c | 748 ssize_t drm_dp_dpcd_read(struct drm_dp_aux *aux, unsigned int offset, in drm_dp_dpcd_read() function
768 EXPORT_SYMBOL(drm_dp_dpcd_read);
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| /linux/drivers/gpu/drm/nouveau/ |
| H A D | nouveau_backlight.c | 252 ret = drm_dp_dpcd_read(&nv_conn->aux, DP_EDP_DPCD_REV, edp_dpcd, in nv50_backlight_init()
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