// SPDX-License-Identifier: MIT /* * Copyright © 2020 Intel Corporation * * HDMI support for G4x,ILK,SNB,IVB,VLV,CHV (HSW+ handled by the DDI code). */ #include "g4x_hdmi.h" #include "i915_reg.h" #include "intel_atomic.h" #include "intel_audio.h" #include "intel_connector.h" #include "intel_crtc.h" #include "intel_de.h" #include "intel_display_power.h" #include "intel_display_types.h" #include "intel_dp_aux.h" #include "intel_dpio_phy.h" #include "intel_fifo_underrun.h" #include "intel_hdmi.h" #include "intel_hotplug.h" #include "intel_sdvo.h" #include "vlv_sideband.h" static void intel_hdmi_prepare(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); const struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode; u32 hdmi_val; intel_dp_dual_mode_set_tmds_output(intel_hdmi, true); hdmi_val = SDVO_ENCODING_HDMI; if (!HAS_PCH_SPLIT(dev_priv) && crtc_state->limited_color_range) hdmi_val |= HDMI_COLOR_RANGE_16_235; if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) hdmi_val |= SDVO_VSYNC_ACTIVE_HIGH; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) hdmi_val |= SDVO_HSYNC_ACTIVE_HIGH; if (crtc_state->pipe_bpp > 24) hdmi_val |= HDMI_COLOR_FORMAT_12bpc; else hdmi_val |= SDVO_COLOR_FORMAT_8bpc; if (crtc_state->has_hdmi_sink) hdmi_val |= HDMI_MODE_SELECT_HDMI; if (HAS_PCH_CPT(dev_priv)) hdmi_val |= SDVO_PIPE_SEL_CPT(crtc->pipe); else if (IS_CHERRYVIEW(dev_priv)) hdmi_val |= SDVO_PIPE_SEL_CHV(crtc->pipe); else hdmi_val |= SDVO_PIPE_SEL(crtc->pipe); intel_de_write(dev_priv, intel_hdmi->hdmi_reg, hdmi_val); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); } static bool intel_hdmi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); intel_wakeref_t wakeref; bool ret; wakeref = intel_display_power_get_if_enabled(dev_priv, encoder->power_domain); if (!wakeref) return false; ret = intel_sdvo_port_enabled(dev_priv, intel_hdmi->hdmi_reg, pipe); intel_display_power_put(dev_priv, encoder->power_domain, wakeref); return ret; } static bool connector_is_hdmi(struct drm_connector *connector) { struct intel_encoder *encoder = intel_attached_encoder(to_intel_connector(connector)); return encoder && encoder->type == INTEL_OUTPUT_HDMI; } static bool g4x_compute_has_hdmi_sink(struct intel_atomic_state *state, struct intel_crtc *this_crtc) { const struct drm_connector_state *conn_state; struct drm_connector *connector; int i; /* * On g4x only one HDMI port can transmit infoframes/audio at * any given time. Select the first suitable port for this duty. * * See also g4x_hdmi_connector_atomic_check(). */ for_each_new_connector_in_state(&state->base, connector, conn_state, i) { struct intel_encoder *encoder = to_intel_encoder(conn_state->best_encoder); const struct intel_crtc_state *crtc_state; struct intel_crtc *crtc; if (!connector_is_hdmi(connector)) continue; crtc = to_intel_crtc(conn_state->crtc); if (!crtc) continue; crtc_state = intel_atomic_get_new_crtc_state(state, crtc); if (!intel_hdmi_compute_has_hdmi_sink(encoder, crtc_state, conn_state)) continue; return crtc == this_crtc; } return false; } static int g4x_hdmi_compute_config(struct intel_encoder *encoder, struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state) { struct intel_atomic_state *state = to_intel_atomic_state(crtc_state->uapi.state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *i915 = to_i915(encoder->base.dev); if (HAS_PCH_SPLIT(i915)) crtc_state->has_pch_encoder = true; if (IS_G4X(i915)) crtc_state->has_hdmi_sink = g4x_compute_has_hdmi_sink(state, crtc); else crtc_state->has_hdmi_sink = intel_hdmi_compute_has_hdmi_sink(encoder, crtc_state, conn_state); return intel_hdmi_compute_config(encoder, crtc_state, conn_state); } static void intel_hdmi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); u32 tmp, flags = 0; int dotclock; pipe_config->output_types |= BIT(INTEL_OUTPUT_HDMI); tmp = intel_de_read(dev_priv, intel_hdmi->hdmi_reg); if (tmp & SDVO_HSYNC_ACTIVE_HIGH) flags |= DRM_MODE_FLAG_PHSYNC; else flags |= DRM_MODE_FLAG_NHSYNC; if (tmp & SDVO_VSYNC_ACTIVE_HIGH) flags |= DRM_MODE_FLAG_PVSYNC; else flags |= DRM_MODE_FLAG_NVSYNC; if (tmp & HDMI_MODE_SELECT_HDMI) pipe_config->has_hdmi_sink = true; pipe_config->infoframes.enable |= intel_hdmi_infoframes_enabled(encoder, pipe_config); if (pipe_config->infoframes.enable) pipe_config->has_infoframe = true; if (tmp & HDMI_AUDIO_ENABLE) pipe_config->has_audio = true; if (!HAS_PCH_SPLIT(dev_priv) && tmp & HDMI_COLOR_RANGE_16_235) pipe_config->limited_color_range = true; pipe_config->hw.adjusted_mode.flags |= flags; if ((tmp & SDVO_COLOR_FORMAT_MASK) == HDMI_COLOR_FORMAT_12bpc) dotclock = DIV_ROUND_CLOSEST(pipe_config->port_clock * 2, 3); else dotclock = pipe_config->port_clock; if (pipe_config->pixel_multiplier) dotclock /= pipe_config->pixel_multiplier; pipe_config->hw.adjusted_mode.crtc_clock = dotclock; pipe_config->lane_count = 4; intel_hdmi_read_gcp_infoframe(encoder, pipe_config); intel_read_infoframe(encoder, pipe_config, HDMI_INFOFRAME_TYPE_AVI, &pipe_config->infoframes.avi); intel_read_infoframe(encoder, pipe_config, HDMI_INFOFRAME_TYPE_SPD, &pipe_config->infoframes.spd); intel_read_infoframe(encoder, pipe_config, HDMI_INFOFRAME_TYPE_VENDOR, &pipe_config->infoframes.hdmi); intel_audio_codec_get_config(encoder, pipe_config); } static void g4x_hdmi_enable_port(struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config) { struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); u32 temp; temp = intel_de_read(dev_priv, intel_hdmi->hdmi_reg); temp |= SDVO_ENABLE; if (pipe_config->has_audio) temp |= HDMI_AUDIO_ENABLE; intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); } static void g4x_enable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); g4x_hdmi_enable_port(encoder, pipe_config); drm_WARN_ON(&dev_priv->drm, pipe_config->has_audio && !pipe_config->has_hdmi_sink); intel_audio_codec_enable(encoder, pipe_config, conn_state); } static void ibx_enable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); u32 temp; temp = intel_de_read(dev_priv, intel_hdmi->hdmi_reg); temp |= SDVO_ENABLE; if (pipe_config->has_audio) temp |= HDMI_AUDIO_ENABLE; /* * HW workaround, need to write this twice for issue * that may result in first write getting masked. */ intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); /* * HW workaround, need to toggle enable bit off and on * for 12bpc with pixel repeat. * * FIXME: BSpec says this should be done at the end of * the modeset sequence, so not sure if this isn't too soon. */ if (pipe_config->pipe_bpp > 24 && pipe_config->pixel_multiplier > 1) { intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp & ~SDVO_ENABLE); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); /* * HW workaround, need to write this twice for issue * that may result in first write getting masked. */ intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); } drm_WARN_ON(&dev_priv->drm, pipe_config->has_audio && !pipe_config->has_hdmi_sink); intel_audio_codec_enable(encoder, pipe_config, conn_state); } static void cpt_enable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); enum pipe pipe = crtc->pipe; u32 temp; temp = intel_de_read(dev_priv, intel_hdmi->hdmi_reg); temp |= SDVO_ENABLE; if (pipe_config->has_audio) temp |= HDMI_AUDIO_ENABLE; /* * WaEnableHDMI8bpcBefore12bpc:snb,ivb * * The procedure for 12bpc is as follows: * 1. disable HDMI clock gating * 2. enable HDMI with 8bpc * 3. enable HDMI with 12bpc * 4. enable HDMI clock gating */ if (pipe_config->pipe_bpp > 24) { intel_de_rmw(dev_priv, TRANS_CHICKEN1(pipe), 0, TRANS_CHICKEN1_HDMIUNIT_GC_DISABLE); temp &= ~SDVO_COLOR_FORMAT_MASK; temp |= SDVO_COLOR_FORMAT_8bpc; } intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); if (pipe_config->pipe_bpp > 24) { temp &= ~SDVO_COLOR_FORMAT_MASK; temp |= HDMI_COLOR_FORMAT_12bpc; intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); intel_de_rmw(dev_priv, TRANS_CHICKEN1(pipe), TRANS_CHICKEN1_HDMIUNIT_GC_DISABLE, 0); } drm_WARN_ON(&dev_priv->drm, pipe_config->has_audio && !pipe_config->has_hdmi_sink); intel_audio_codec_enable(encoder, pipe_config, conn_state); } static void vlv_enable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); drm_WARN_ON(&dev_priv->drm, pipe_config->has_audio && !pipe_config->has_hdmi_sink); intel_audio_codec_enable(encoder, pipe_config, conn_state); } static void intel_disable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); struct intel_digital_port *dig_port = hdmi_to_dig_port(intel_hdmi); struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); u32 temp; temp = intel_de_read(dev_priv, intel_hdmi->hdmi_reg); temp &= ~(SDVO_ENABLE | HDMI_AUDIO_ENABLE); intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); /* * HW workaround for IBX, we need to move the port * to transcoder A after disabling it to allow the * matching DP port to be enabled on transcoder A. */ if (HAS_PCH_IBX(dev_priv) && crtc->pipe == PIPE_B) { /* * We get CPU/PCH FIFO underruns on the other pipe when * doing the workaround. Sweep them under the rug. */ intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, false); intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, false); temp &= ~SDVO_PIPE_SEL_MASK; temp |= SDVO_ENABLE | SDVO_PIPE_SEL(PIPE_A); /* * HW workaround, need to write this twice for issue * that may result in first write getting masked. */ intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); temp &= ~SDVO_ENABLE; intel_de_write(dev_priv, intel_hdmi->hdmi_reg, temp); intel_de_posting_read(dev_priv, intel_hdmi->hdmi_reg); intel_wait_for_vblank_if_active(dev_priv, PIPE_A); intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, true); intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true); } dig_port->set_infoframes(encoder, false, old_crtc_state, old_conn_state); intel_dp_dual_mode_set_tmds_output(intel_hdmi, false); } static void g4x_disable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { intel_audio_codec_disable(encoder, old_crtc_state, old_conn_state); intel_disable_hdmi(state, encoder, old_crtc_state, old_conn_state); } static void pch_disable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { intel_audio_codec_disable(encoder, old_crtc_state, old_conn_state); } static void pch_post_disable_hdmi(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { intel_disable_hdmi(state, encoder, old_crtc_state, old_conn_state); } static void intel_hdmi_pre_enable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { struct intel_digital_port *dig_port = enc_to_dig_port(encoder); intel_hdmi_prepare(encoder, pipe_config); dig_port->set_infoframes(encoder, pipe_config->has_infoframe, pipe_config, conn_state); } static void vlv_hdmi_pre_enable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { struct intel_digital_port *dig_port = enc_to_dig_port(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); vlv_phy_pre_encoder_enable(encoder, pipe_config); /* HDMI 1.0V-2dB */ vlv_set_phy_signal_level(encoder, pipe_config, 0x2b245f5f, 0x00002000, 0x5578b83a, 0x2b247878); dig_port->set_infoframes(encoder, pipe_config->has_infoframe, pipe_config, conn_state); g4x_hdmi_enable_port(encoder, pipe_config); vlv_wait_port_ready(dev_priv, dig_port, 0x0); } static void vlv_hdmi_pre_pll_enable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { intel_hdmi_prepare(encoder, pipe_config); vlv_phy_pre_pll_enable(encoder, pipe_config); } static void chv_hdmi_pre_pll_enable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { intel_hdmi_prepare(encoder, pipe_config); chv_phy_pre_pll_enable(encoder, pipe_config); } static void chv_hdmi_post_pll_disable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { chv_phy_post_pll_disable(encoder, old_crtc_state); } static void vlv_hdmi_post_disable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { /* Reset lanes to avoid HDMI flicker (VLV w/a) */ vlv_phy_reset_lanes(encoder, old_crtc_state); } static void chv_hdmi_post_disable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state) { struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); vlv_dpio_get(dev_priv); /* Assert data lane reset */ chv_data_lane_soft_reset(encoder, old_crtc_state, true); vlv_dpio_put(dev_priv); } static void chv_hdmi_pre_enable(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config, const struct drm_connector_state *conn_state) { struct intel_digital_port *dig_port = enc_to_dig_port(encoder); struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); chv_phy_pre_encoder_enable(encoder, pipe_config); /* FIXME: Program the support xxx V-dB */ /* Use 800mV-0dB */ chv_set_phy_signal_level(encoder, pipe_config, 128, 102, false); dig_port->set_infoframes(encoder, pipe_config->has_infoframe, pipe_config, conn_state); g4x_hdmi_enable_port(encoder, pipe_config); vlv_wait_port_ready(dev_priv, dig_port, 0x0); /* Second common lane will stay alive on its own now */ chv_phy_release_cl2_override(encoder); } static const struct drm_encoder_funcs intel_hdmi_enc_funcs = { .destroy = intel_encoder_destroy, }; static enum intel_hotplug_state intel_hdmi_hotplug(struct intel_encoder *encoder, struct intel_connector *connector) { enum intel_hotplug_state state; state = intel_encoder_hotplug(encoder, connector); /* * On many platforms the HDMI live state signal is known to be * unreliable, so we can't use it to detect if a sink is connected or * not. Instead we detect if it's connected based on whether we can * read the EDID or not. That in turn has a problem during disconnect, * since the HPD interrupt may be raised before the DDC lines get * disconnected (due to how the required length of DDC vs. HPD * connector pins are specified) and so we'll still be able to get a * valid EDID. To solve this schedule another detection cycle if this * time around we didn't detect any change in the sink's connection * status. */ if (state == INTEL_HOTPLUG_UNCHANGED && !connector->hotplug_retries) state = INTEL_HOTPLUG_RETRY; return state; } int g4x_hdmi_connector_atomic_check(struct drm_connector *connector, struct drm_atomic_state *state) { struct drm_i915_private *i915 = to_i915(state->dev); struct drm_connector_list_iter conn_iter; struct drm_connector *conn; int ret; ret = intel_digital_connector_atomic_check(connector, state); if (ret) return ret; if (!IS_G4X(i915)) return 0; if (!intel_connector_needs_modeset(to_intel_atomic_state(state), connector)) return 0; /* * On g4x only one HDMI port can transmit infoframes/audio * at any given time. Make sure all enabled HDMI ports are * included in the state so that it's possible to select * one of them for this duty. * * See also g4x_compute_has_hdmi_sink(). */ drm_connector_list_iter_begin(&i915->drm, &conn_iter); drm_for_each_connector_iter(conn, &conn_iter) { struct drm_connector_state *conn_state; struct drm_crtc_state *crtc_state; struct drm_crtc *crtc; if (!connector_is_hdmi(conn)) continue; drm_dbg_kms(&i915->drm, "Adding [CONNECTOR:%d:%s]\n", conn->base.id, conn->name); conn_state = drm_atomic_get_connector_state(state, conn); if (IS_ERR(conn_state)) { ret = PTR_ERR(conn_state); break; } crtc = conn_state->crtc; if (!crtc) continue; crtc_state = drm_atomic_get_new_crtc_state(state, crtc); crtc_state->mode_changed = true; ret = drm_atomic_add_affected_planes(state, crtc); if (ret) break; } drm_connector_list_iter_end(&conn_iter); return ret; } static bool is_hdmi_port_valid(struct drm_i915_private *i915, enum port port) { if (IS_G4X(i915) || IS_VALLEYVIEW(i915)) return port == PORT_B || port == PORT_C; else return port == PORT_B || port == PORT_C || port == PORT_D; } static bool assert_hdmi_port_valid(struct drm_i915_private *i915, enum port port) { return !drm_WARN(&i915->drm, !is_hdmi_port_valid(i915, port), "Platform does not support HDMI %c\n", port_name(port)); } void g4x_hdmi_init(struct drm_i915_private *dev_priv, i915_reg_t hdmi_reg, enum port port) { const struct intel_bios_encoder_data *devdata; struct intel_digital_port *dig_port; struct intel_encoder *intel_encoder; struct intel_connector *intel_connector; if (!assert_port_valid(dev_priv, port)) return; if (!assert_hdmi_port_valid(dev_priv, port)) return; devdata = intel_bios_encoder_data_lookup(dev_priv, port); /* FIXME bail? */ if (!devdata) drm_dbg_kms(&dev_priv->drm, "No VBT child device for HDMI-%c\n", port_name(port)); dig_port = kzalloc(sizeof(*dig_port), GFP_KERNEL); if (!dig_port) return; dig_port->aux_ch = AUX_CH_NONE; intel_connector = intel_connector_alloc(); if (!intel_connector) { kfree(dig_port); return; } intel_encoder = &dig_port->base; intel_encoder->devdata = devdata; rw_init(&dig_port->hdcp_mutex, "hhdcp"); drm_encoder_init(&dev_priv->drm, &intel_encoder->base, &intel_hdmi_enc_funcs, DRM_MODE_ENCODER_TMDS, "HDMI %c", port_name(port)); intel_encoder->hotplug = intel_hdmi_hotplug; intel_encoder->compute_config = g4x_hdmi_compute_config; if (HAS_PCH_SPLIT(dev_priv)) { intel_encoder->disable = pch_disable_hdmi; intel_encoder->post_disable = pch_post_disable_hdmi; } else { intel_encoder->disable = g4x_disable_hdmi; } intel_encoder->get_hw_state = intel_hdmi_get_hw_state; intel_encoder->get_config = intel_hdmi_get_config; if (IS_CHERRYVIEW(dev_priv)) { intel_encoder->pre_pll_enable = chv_hdmi_pre_pll_enable; intel_encoder->pre_enable = chv_hdmi_pre_enable; intel_encoder->enable = vlv_enable_hdmi; intel_encoder->post_disable = chv_hdmi_post_disable; intel_encoder->post_pll_disable = chv_hdmi_post_pll_disable; } else if (IS_VALLEYVIEW(dev_priv)) { intel_encoder->pre_pll_enable = vlv_hdmi_pre_pll_enable; intel_encoder->pre_enable = vlv_hdmi_pre_enable; intel_encoder->enable = vlv_enable_hdmi; intel_encoder->post_disable = vlv_hdmi_post_disable; } else { intel_encoder->pre_enable = intel_hdmi_pre_enable; if (HAS_PCH_CPT(dev_priv)) intel_encoder->enable = cpt_enable_hdmi; else if (HAS_PCH_IBX(dev_priv)) intel_encoder->enable = ibx_enable_hdmi; else intel_encoder->enable = g4x_enable_hdmi; } intel_encoder->shutdown = intel_hdmi_encoder_shutdown; intel_encoder->type = INTEL_OUTPUT_HDMI; intel_encoder->power_domain = intel_display_power_ddi_lanes_domain(dev_priv, port); intel_encoder->port = port; if (IS_CHERRYVIEW(dev_priv)) { if (port == PORT_D) intel_encoder->pipe_mask = BIT(PIPE_C); else intel_encoder->pipe_mask = BIT(PIPE_A) | BIT(PIPE_B); } else { intel_encoder->pipe_mask = ~0; } intel_encoder->cloneable = BIT(INTEL_OUTPUT_ANALOG); intel_encoder->hpd_pin = intel_hpd_pin_default(dev_priv, port); /* * BSpec is unclear about HDMI+HDMI cloning on g4x, but it seems * to work on real hardware. And since g4x can send infoframes to * only one port anyway, nothing is lost by allowing it. */ if (IS_G4X(dev_priv)) intel_encoder->cloneable |= BIT(INTEL_OUTPUT_HDMI); dig_port->hdmi.hdmi_reg = hdmi_reg; dig_port->dp.output_reg = INVALID_MMIO_REG; dig_port->max_lanes = 4; intel_infoframe_init(dig_port); intel_hdmi_init_connector(dig_port, intel_connector); }