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/linux/drivers/phy/qualcomm/
H A Dphy-qcom-edp.c78 int (*com_power_on)(const struct qcom_edp *edp);
79 int (*com_resetsm_cntrl)(const struct qcom_edp *edp);
80 int (*com_bias_en_clkbuflr)(const struct qcom_edp *edp);
81 int (*com_clk_fwd_cfg)(const struct qcom_edp *edp);
82 int (*com_configure_pll)(const struct qcom_edp *edp);
83 int (*com_configure_ssc)(const struct qcom_edp *edp);
84 int (*com_ldo_config)(const struct qcom_edp *edp);
102 void __iomem *edp; member
295 struct qcom_edp *edp = phy_get_drvdata(phy); in qcom_edp_phy_init() local
299 ret = regulator_bulk_enable(ARRAY_SIZE(edp->supplies), edp->supplies); in qcom_edp_phy_init()
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/linux/drivers/gpu/drm/gma500/
H A Dintel_bios.c49 struct bdb_edp *edp; in parse_edp() local
54 edp = find_section(bdb, BDB_EDP); in parse_edp()
56 dev_priv->edp.bpp = 18; in parse_edp()
57 if (!edp) { in parse_edp()
58 if (dev_priv->edp.support) { in parse_edp()
59 DRM_DEBUG_KMS("No eDP BDB found but eDP panel supported, assume %dbpp panel color depth.\n", in parse_edp()
60 dev_priv->edp.bpp); in parse_edp()
66 switch ((edp->color_depth >> (panel_type * 2)) & 3) { in parse_edp()
68 dev_priv->edp.bpp = 18; in parse_edp()
71 dev_priv->edp.bpp = 24; in parse_edp()
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H A Dcdv_intel_dp.c275 struct drm_display_mode *panel_fixed_mode; /* for eDP */
305 * is_edp - is the given port attached to an eDP panel (either CPU or PCH)
308 * If a CPU or PCH DP output is attached to an eDP panel, this function
430 DRM_DEBUG_KMS("Error in Powering up eDP panel, status %x\n", REG_READ(PP_STATUS)); in cdv_intel_edp_panel_on()
479 * on, we may see slight flicker as the panel syncs with the eDP in cdv_intel_edp_backlight_on()
524 /* only refuse the mode on non eDP since we have seen some weird eDP panels in cdv_intel_dp_mode_valid()
527 (cdv_intel_dp_link_required(mode->clock, dev_priv->edp.bpp) in cdv_intel_dp_mode_valid()
907 bpp = dev_priv->edp.bpp; in cdv_intel_dp_mode_fixup()
1011 bpp = dev_priv->edp.bpp; in cdv_intel_dp_set_m_n()
1138 int edp = is_edp(intel_encoder); in cdv_intel_dp_prepare() local
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/linux/drivers/gpu/drm/i915/display/
H A Dintel_dp_aux_backlight.c110 /* Intel EDP backlight callbacks */
141 * do not use Intel proprietary eDP backlight control if we in intel_dp_aux_supports_hdr_backlight()
157 panel->backlight.edp.intel_cap.sdr_uses_aux = in intel_dp_aux_supports_hdr_backlight()
159 panel->backlight.edp.intel_cap.supports_2084_decode = in intel_dp_aux_supports_hdr_backlight()
161 panel->backlight.edp.intel_cap.supports_2020_gamut = in intel_dp_aux_supports_hdr_backlight()
163 panel->backlight.edp.intel_cap.supports_segmented_backlight = in intel_dp_aux_supports_hdr_backlight()
165 panel->backlight.edp.intel_cap.supports_sdp_colorimetry = in intel_dp_aux_supports_hdr_backlight()
167 panel->backlight.edp.intel_cap.supports_tone_mapping = in intel_dp_aux_supports_hdr_backlight()
190 if (!panel->backlight.edp.intel_cap.sdr_uses_aux) { in intel_dp_aux_hdr_get_backlight()
235 panel->backlight.edp.intel_cap.sdr_uses_aux) { in intel_dp_aux_hdr_set_backlight()
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/linux/include/drm/display/
H A Ddrm_dp.h35 * eDP: Embedded DisplayPort version 1
40 * 1.2 formally includes both eDP and DPI definitions.
146 # define DP_MSA_TIMING_PAR_IGNORED (1 << 6) /* eDP */
170 # define DP_DPCD_DISPLAY_CONTROL_CAPABLE (1 << 3) /* edp v1.2 or higher */
180 #define DP_SUPPORTED_LINK_RATES 0x010 /* eDP 1.4 */
234 #define DP_RECEIVER_ALPM_CAP 0x02e /* eDP 1.4 */
236 # define DP_ALPM_PM_STATE_2A_SUPPORT (1 << 1) /* eDP 1.5 */
237 # define DP_ALPM_AUX_LESS_CAP (1 << 2) /* eDP 1.5 */
239 #define DP_SINK_DEVICE_AUX_FRAME_SYNC_CAP 0x02f /* eDP 1.4 */
291 #define DP_DSC_MAX_BITS_PER_PIXEL_LOW 0x067 /* eDP 1.4 */
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/linux/Documentation/devicetree/bindings/display/panel/
H A Dpanel-edp.yaml4 $id: http://devicetree.org/schemas/display/panel/panel-edp.yaml#
7 title: Probeable (via DP AUX / EDID) eDP Panels with simple poweron sequences
13 This binding file can be used to indicate that an eDP panel is connected
26 One piece of information about eDP panels that is typically _not_
29 list eDP panels. We solve that here with two tricks. The "worst case"
35 eDP panels in general can have somewhat arbitrary power sequencing
46 the eDP Standard.
53 eDP -----------+ Black video | Src vid | Blk vid +
89 const: edp-panel
109 hooked up directly to the eDP controller.
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/linux/Documentation/devicetree/bindings/display/msm/
H A Ddp-controller.yaml25 - qcom,sc7280-edp
27 - qcom,sc8180x-edp
29 - qcom,sc8280xp-edp
199 - qcom,sc7280-edp
200 - qcom,sc8180x-edp
201 - qcom,sc8280xp-edp
236 - qcom,sc7280-edp
237 - qcom,sc8180x-edp
238 - qcom,sc8280xp-edp
/linux/Documentation/devicetree/bindings/display/bridge/
H A Dps8640.yaml7 title: MIPI DSI to eDP Video Format Converter
13 The PS8640 is a low power MIPI-to-eDP video format converter supporting
17 device outputs eDP v1.4, one or two lanes, at a link rate of up to
57 Video port for eDP output (panel or connector).
80 ps8640: edp-bridge@18 {
H A Danx6345.yaml7 title: Analogix ANX6345 eDP Transmitter
13 The ANX6345 is an ultra-low power Full-HD eDP transmitter designed for
46 Video port for eDP output (panel or connector).
H A Dnxp,ptn3460.yaml7 title: NXP PTN3460 eDP to LVDS bridge
54 Video port for eDP input
H A Dti,sn65dsi86.yaml7 title: SN65DSI86 DSI to eDP bridge chip
13 The Texas Instruments SN65DSI86 bridge takes MIPI DSI in and outputs eDP.
89 Video port for eDP output (panel or connector).
/linux/Documentation/devicetree/bindings/display/mediatek/
H A Dmediatek,dp.yaml14 MediaTek DP and eDP are different hardware and there are some features
15 which are not supported for eDP. For example, audio is not supported for
16 eDP. Therefore, we need to use two different compatibles to describe them.
25 - mediatek,mt8188-edp-tx
27 - mediatek,mt8195-edp-tx
/linux/arch/arm64/boot/dts/qcom/
H A Dsc7180-trogdor-parade-ps8640.dtsi3 * Google Trogdor dts fragment for the boards with Parade ps8640 edp bridge
41 * extra power cycle of the touchscreen and eDP panel at bootup.
106 edp_brij_ps8640_rst: edp-brij-ps8640-rst-state {
113 en_pp3300_edp_brij_ps8640: en-pp3300-edp-brij-ps8640-state {
H A Dx1e78100-lenovo-thinkpad-t14s.dts23 vreg_edp_bl: regulator-edp-bl {
45 edp_bl_reg_en: edp-bl-reg-en-state {
52 edp_bl_pwm: edp-bl-pwm-state {
H A Dx1p42100-asus-zenbook-a14-lcd.dts25 vreg_edp_bl: regulator-edp-bl {
47 edp_bl_reg_en: edp-bl-reg-en-state {
54 edp_bl_pwm: edp-bl-pwm-state {
H A Dsc7180-trogdor-ti-sn65dsi86.dtsi3 * Google Trogdor dts fragment for the boards with TI sn65dsi86 edp bridge
22 * extra power cycle of the touchscreen and eDP panel at bootup.
99 edp_brij_irq: edp-brij-irq-state {
H A Dsc7280-qcard.dtsi5 * Qcard PCB has the processor, RAM, eMMC (if stuffed), and eDP connector (if
349 /* NOTE: Not all Qcards have eDP connector stuffed */
353 compatible = "edp-panel";
485 /* No external pull for eDP HPD, so set the internal one. */
494 * via the eDP connector (it doesn't hit the baseboard). The external pulls
570 pmic_edp_bl_en: pmic-edp-bl-en-state {
580 pmic_edp_bl_pwm: pmic-edp-bl-pwm-state {
H A Dsc8280xp-crd.dts132 vreg_edp_3p3: regulator-edp-3p3 {
148 vreg_edp_bl: regulator-edp-bl {
536 compatible = "qcom,sc8280xp-edp";
545 compatible = "edp-panel";
564 compatible = "qcom,sc8280xp-edp-phy";
899 edp_bl_en: edp-bl-en-state {
904 edp_bl_reg_en: edp-bl-reg-en-state {
931 edp_bl_pwm: edp-bl-pwm-state {
954 edp_reg_en: edp-reg-en-state {
/linux/Documentation/gpu/
H A Dtegra.rst103 longer do and instead provide standard interfaces such as DSI and eDP/DP.
111 the more standard DSI and eDP interfaces.
117 by the versatile SOR output, which supports eDP, DP and HDMI. The SOR is able
128 eDP/DP
131 eDP was first introduced in Tegra124 where it was used to drive the display
/linux/arch/x86/boot/
H A Dedd.c131 struct edd_info ei, *edp; in query_edd() local
147 edp = boot_params.eddbuf; in query_edd()
167 memcpy(edp, &ei, sizeof(ei)); in query_edd()
168 edp++; in query_edd()
/linux/Documentation/devicetree/bindings/display/
H A Dallwinner,sun4i-a10-tcon.yaml94 - description: TCON eDP Reset Line
98 - description: TCON eDP Reset Line
111 - const: edp
115 - const: edp
327 - const: edp
345 - const: edp
534 reset-names = "lcd", "edp", "lvds";
/linux/drivers/gpu/drm/amd/display/amdgpu_dm/
H A Damdgpu_dm_debugfs.c994 /* replay_capability_show() - show eDP panel replay capability
999 * cat /sys/kernel/debug/dri/0/eDP-X/replay_capability
1046 /* psr_capability_show() - show eDP panel PSR capability
1052 * cat /sys/kernel/debug/dri/0/eDP-X/psr_capability
2785 * Example usage: cat /sys/kernel/debug/dri/0/eDP-1/current_backlight
2804 * Example usage: cat /sys/kernel/debug/dri/0/eDP-1/target_backlight
3266 /* check if kernel disallow eDP enter psr state
3267 * cat /sys/kernel/debug/dri/0/eDP-X/disallow_edp_enter_psr
3268 * 0: allow edp enter psr; 1: disallow
3278 /* set kernel disallow eDP enter psr state
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/linux/drivers/gpu/drm/display/
H A Ddrm_dp_aux_bus.c9 * There is only one device connected to the DP AUX bus: an eDP panel.
231 * This will populate the device (expected to be an eDP panel) under the
242 * eDP panel and the caller is expected to be an eDP controller. The eDP
/linux/Documentation/devicetree/bindings/display/tegra/
H A Dnvidia,tegra124-sor.yaml14 The Serial Output Resource (SOR) can be used to drive HDMI, LVDS, eDP
88 description: phandle of a display panel, required for eDP
98 # optional when driving an eDP output
/linux/drivers/gpu/drm/msm/dp/
H A Ddp_drm.c201 * The eDP controller will be disabled in the in msm_edp_bridge_atomic_disable()
271 * The eDP controller currently does not have a reliable way of in msm_edp_bridge_mode_valid()
321 * On eDP we assume the display is always there because you can't in msm_dp_bridge_init()
324 * - Currently eDP mode reading is driven by the panel driver. This in msm_dp_bridge_init()

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