diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_hdmi.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_hdmi.c | 166 |
1 files changed, 94 insertions, 72 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index fa8ec4a26041..a9057930f2b2 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -50,7 +50,7 @@ assert_hdmi_port_disabled(struct intel_hdmi *intel_hdmi) enabled_bits = HAS_DDI(dev) ? DDI_BUF_CTL_ENABLE : SDVO_ENABLE; - WARN(I915_READ(intel_hdmi->sdvox_reg) & enabled_bits, + WARN(I915_READ(intel_hdmi->hdmi_reg) & enabled_bits, "HDMI port enabled, expecting disabled\n"); } @@ -120,13 +120,14 @@ static u32 hsw_infoframe_enable(struct dip_infoframe *frame) } } -static u32 hsw_infoframe_data_reg(struct dip_infoframe *frame, enum pipe pipe) +static u32 hsw_infoframe_data_reg(struct dip_infoframe *frame, + enum transcoder cpu_transcoder) { switch (frame->type) { case DIP_TYPE_AVI: - return HSW_TVIDEO_DIP_AVI_DATA(pipe); + return HSW_TVIDEO_DIP_AVI_DATA(cpu_transcoder); case DIP_TYPE_SPD: - return HSW_TVIDEO_DIP_SPD_DATA(pipe); + return HSW_TVIDEO_DIP_SPD_DATA(cpu_transcoder); default: DRM_DEBUG_DRIVER("unknown info frame type %d\n", frame->type); return 0; @@ -293,8 +294,8 @@ static void hsw_write_infoframe(struct drm_encoder *encoder, struct drm_device *dev = encoder->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc); - u32 ctl_reg = HSW_TVIDEO_DIP_CTL(intel_crtc->pipe); - u32 data_reg = hsw_infoframe_data_reg(frame, intel_crtc->pipe); + u32 ctl_reg = HSW_TVIDEO_DIP_CTL(intel_crtc->config.cpu_transcoder); + u32 data_reg = hsw_infoframe_data_reg(frame, intel_crtc->config.cpu_transcoder); unsigned int i, len = DIP_HEADER_SIZE + frame->len; u32 val = I915_READ(ctl_reg); @@ -332,6 +333,7 @@ static void intel_hdmi_set_avi_infoframe(struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode) { struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); + struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc); struct dip_infoframe avi_if = { .type = DIP_TYPE_AVI, .ver = DIP_VERSION_AVI, @@ -342,7 +344,7 @@ static void intel_hdmi_set_avi_infoframe(struct drm_encoder *encoder, avi_if.body.avi.YQ_CN_PR |= DIP_AVI_PR_2; if (intel_hdmi->rgb_quant_range_selectable) { - if (adjusted_mode->private_flags & INTEL_MODE_LIMITED_COLOR_RANGE) + if (intel_crtc->config.limited_color_range) avi_if.body.avi.ITC_EC_Q_SC |= DIP_AVI_RGB_QUANT_RANGE_LIMITED; else avi_if.body.avi.ITC_EC_Q_SC |= DIP_AVI_RGB_QUANT_RANGE_FULL; @@ -568,7 +570,7 @@ static void hsw_set_infoframes(struct drm_encoder *encoder, struct drm_i915_private *dev_priv = encoder->dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); - u32 reg = HSW_TVIDEO_DIP_CTL(intel_crtc->pipe); + u32 reg = HSW_TVIDEO_DIP_CTL(intel_crtc->config.cpu_transcoder); u32 val = I915_READ(reg); assert_hdmi_port_disabled(intel_hdmi); @@ -597,40 +599,40 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder, struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); - u32 sdvox; + u32 hdmi_val; - sdvox = SDVO_ENCODING_HDMI; - if (!HAS_PCH_SPLIT(dev)) - sdvox |= intel_hdmi->color_range; + hdmi_val = SDVO_ENCODING_HDMI; + if (!HAS_PCH_SPLIT(dev) && !IS_VALLEYVIEW(dev)) + hdmi_val |= intel_hdmi->color_range; if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) - sdvox |= SDVO_VSYNC_ACTIVE_HIGH; + hdmi_val |= SDVO_VSYNC_ACTIVE_HIGH; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) - sdvox |= SDVO_HSYNC_ACTIVE_HIGH; + hdmi_val |= SDVO_HSYNC_ACTIVE_HIGH; - if (intel_crtc->bpp > 24) - sdvox |= COLOR_FORMAT_12bpc; + if (intel_crtc->config.pipe_bpp > 24) + hdmi_val |= HDMI_COLOR_FORMAT_12bpc; else - sdvox |= COLOR_FORMAT_8bpc; + hdmi_val |= SDVO_COLOR_FORMAT_8bpc; /* Required on CPT */ if (intel_hdmi->has_hdmi_sink && HAS_PCH_CPT(dev)) - sdvox |= HDMI_MODE_SELECT; + hdmi_val |= HDMI_MODE_SELECT_HDMI; if (intel_hdmi->has_audio) { DRM_DEBUG_DRIVER("Enabling HDMI audio on pipe %c\n", pipe_name(intel_crtc->pipe)); - sdvox |= SDVO_AUDIO_ENABLE; - sdvox |= SDVO_NULL_PACKETS_DURING_VSYNC; + hdmi_val |= SDVO_AUDIO_ENABLE; + hdmi_val |= HDMI_MODE_SELECT_HDMI; intel_write_eld(encoder, adjusted_mode); } if (HAS_PCH_CPT(dev)) - sdvox |= PORT_TRANS_SEL_CPT(intel_crtc->pipe); - else if (intel_crtc->pipe == PIPE_B) - sdvox |= SDVO_PIPE_B_SELECT; + hdmi_val |= SDVO_PIPE_SEL_CPT(intel_crtc->pipe); + else + hdmi_val |= SDVO_PIPE_SEL(intel_crtc->pipe); - I915_WRITE(intel_hdmi->sdvox_reg, sdvox); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, hdmi_val); + POSTING_READ(intel_hdmi->hdmi_reg); intel_hdmi->set_infoframes(encoder, adjusted_mode); } @@ -643,7 +645,7 @@ static bool intel_hdmi_get_hw_state(struct intel_encoder *encoder, struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base); u32 tmp; - tmp = I915_READ(intel_hdmi->sdvox_reg); + tmp = I915_READ(intel_hdmi->hdmi_reg); if (!(tmp & SDVO_ENABLE)) return false; @@ -660,6 +662,7 @@ static void intel_enable_hdmi(struct intel_encoder *encoder) { struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc); struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base); u32 temp; u32 enable_bits = SDVO_ENABLE; @@ -667,38 +670,32 @@ static void intel_enable_hdmi(struct intel_encoder *encoder) if (intel_hdmi->has_audio) enable_bits |= SDVO_AUDIO_ENABLE; - temp = I915_READ(intel_hdmi->sdvox_reg); + temp = I915_READ(intel_hdmi->hdmi_reg); /* HW workaround for IBX, we need to move the port to transcoder A - * before disabling it. */ - if (HAS_PCH_IBX(dev)) { - struct drm_crtc *crtc = encoder->base.crtc; - int pipe = crtc ? to_intel_crtc(crtc)->pipe : -1; - - /* Restore the transcoder select bit. */ - if (pipe == PIPE_B) - enable_bits |= SDVO_PIPE_B_SELECT; - } + * before disabling it, so restore the transcoder select bit here. */ + if (HAS_PCH_IBX(dev)) + enable_bits |= SDVO_PIPE_SEL(intel_crtc->pipe); /* HW workaround, need to toggle enable bit off and on for 12bpc, but * we do this anyway which shows more stable in testing. */ if (HAS_PCH_SPLIT(dev)) { - I915_WRITE(intel_hdmi->sdvox_reg, temp & ~SDVO_ENABLE); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, temp & ~SDVO_ENABLE); + POSTING_READ(intel_hdmi->hdmi_reg); } temp |= enable_bits; - I915_WRITE(intel_hdmi->sdvox_reg, temp); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, temp); + POSTING_READ(intel_hdmi->hdmi_reg); /* HW workaround, need to write this twice for issue that may result * in first write getting masked. */ if (HAS_PCH_SPLIT(dev)) { - I915_WRITE(intel_hdmi->sdvox_reg, temp); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, temp); + POSTING_READ(intel_hdmi->hdmi_reg); } } @@ -710,7 +707,7 @@ static void intel_disable_hdmi(struct intel_encoder *encoder) u32 temp; u32 enable_bits = SDVO_ENABLE | SDVO_AUDIO_ENABLE; - temp = I915_READ(intel_hdmi->sdvox_reg); + temp = I915_READ(intel_hdmi->hdmi_reg); /* HW workaround for IBX, we need to move the port to transcoder A * before disabling it. */ @@ -720,12 +717,12 @@ static void intel_disable_hdmi(struct intel_encoder *encoder) if (temp & SDVO_PIPE_B_SELECT) { temp &= ~SDVO_PIPE_B_SELECT; - I915_WRITE(intel_hdmi->sdvox_reg, temp); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, temp); + POSTING_READ(intel_hdmi->hdmi_reg); /* Again we need to write this twice. */ - I915_WRITE(intel_hdmi->sdvox_reg, temp); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, temp); + POSTING_READ(intel_hdmi->hdmi_reg); /* Transcoder selection bits only update * effectively on vblank. */ @@ -740,21 +737,21 @@ static void intel_disable_hdmi(struct intel_encoder *encoder) * we do this anyway which shows more stable in testing. */ if (HAS_PCH_SPLIT(dev)) { - I915_WRITE(intel_hdmi->sdvox_reg, temp & ~SDVO_ENABLE); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, temp & ~SDVO_ENABLE); + POSTING_READ(intel_hdmi->hdmi_reg); } temp &= ~enable_bits; - I915_WRITE(intel_hdmi->sdvox_reg, temp); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, temp); + POSTING_READ(intel_hdmi->hdmi_reg); /* HW workaround, need to write this twice for issue that may result * in first write getting masked. */ if (HAS_PCH_SPLIT(dev)) { - I915_WRITE(intel_hdmi->sdvox_reg, temp); - POSTING_READ(intel_hdmi->sdvox_reg); + I915_WRITE(intel_hdmi->hdmi_reg, temp); + POSTING_READ(intel_hdmi->hdmi_reg); } } @@ -772,23 +769,40 @@ static int intel_hdmi_mode_valid(struct drm_connector *connector, return MODE_OK; } -bool intel_hdmi_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) +bool intel_hdmi_compute_config(struct intel_encoder *encoder, + struct intel_crtc_config *pipe_config) { - struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder); + struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base); + struct drm_device *dev = encoder->base.dev; + struct drm_display_mode *adjusted_mode = &pipe_config->adjusted_mode; if (intel_hdmi->color_range_auto) { /* See CEA-861-E - 5.1 Default Encoding Parameters */ if (intel_hdmi->has_hdmi_sink && drm_match_cea_mode(adjusted_mode) > 1) - intel_hdmi->color_range = SDVO_COLOR_RANGE_16_235; + intel_hdmi->color_range = HDMI_COLOR_RANGE_16_235; else intel_hdmi->color_range = 0; } if (intel_hdmi->color_range) - adjusted_mode->private_flags |= INTEL_MODE_LIMITED_COLOR_RANGE; + pipe_config->limited_color_range = true; + + if (HAS_PCH_SPLIT(dev) && !HAS_DDI(dev)) + pipe_config->has_pch_encoder = true; + + /* + * HDMI is either 12 or 8, so if the display lets 10bpc sneak + * through, clamp it down. Note that g4x/vlv don't support 12bpc hdmi + * outputs. + */ + if (pipe_config->pipe_bpp > 8*3 && HAS_PCH_SPLIT(dev)) { + DRM_DEBUG_KMS("forcing bpc to 12 for HDMI\n"); + pipe_config->pipe_bpp = 12*3; + } else { + DRM_DEBUG_KMS("forcing bpc to 8 for HDMI\n"); + pipe_config->pipe_bpp = 8*3; + } return true; } @@ -906,6 +920,9 @@ intel_hdmi_set_property(struct drm_connector *connector, } if (property == dev_priv->broadcast_rgb_property) { + bool old_auto = intel_hdmi->color_range_auto; + uint32_t old_range = intel_hdmi->color_range; + switch (val) { case INTEL_BROADCAST_RGB_AUTO: intel_hdmi->color_range_auto = true; @@ -916,11 +933,16 @@ intel_hdmi_set_property(struct drm_connector *connector, break; case INTEL_BROADCAST_RGB_LIMITED: intel_hdmi->color_range_auto = false; - intel_hdmi->color_range = SDVO_COLOR_RANGE_16_235; + intel_hdmi->color_range = HDMI_COLOR_RANGE_16_235; break; default: return -EINVAL; } + + if (old_auto == intel_hdmi->color_range_auto && + old_range == intel_hdmi->color_range) + return 0; + goto done; } @@ -941,7 +963,6 @@ static void intel_hdmi_destroy(struct drm_connector *connector) } static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = { - .mode_fixup = intel_hdmi_mode_fixup, .mode_set = intel_hdmi_mode_set, }; @@ -985,36 +1006,36 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, DRM_MODE_CONNECTOR_HDMIA); drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs); - connector->polled = DRM_CONNECTOR_POLL_HPD; connector->interlace_allowed = 1; connector->doublescan_allowed = 0; switch (port) { case PORT_B: intel_hdmi->ddc_bus = GMBUS_PORT_DPB; - dev_priv->hotplug_supported_mask |= PORTB_HOTPLUG_INT_STATUS; + intel_encoder->hpd_pin = HPD_PORT_B; break; case PORT_C: intel_hdmi->ddc_bus = GMBUS_PORT_DPC; - dev_priv->hotplug_supported_mask |= PORTC_HOTPLUG_INT_STATUS; + intel_encoder->hpd_pin = HPD_PORT_C; break; case PORT_D: intel_hdmi->ddc_bus = GMBUS_PORT_DPD; - dev_priv->hotplug_supported_mask |= PORTD_HOTPLUG_INT_STATUS; + intel_encoder->hpd_pin = HPD_PORT_D; break; case PORT_A: + intel_encoder->hpd_pin = HPD_PORT_A; /* Internal port only for eDP. */ default: BUG(); } - if (!HAS_PCH_SPLIT(dev)) { - intel_hdmi->write_infoframe = g4x_write_infoframe; - intel_hdmi->set_infoframes = g4x_set_infoframes; - } else if (IS_VALLEYVIEW(dev)) { + if (IS_VALLEYVIEW(dev)) { intel_hdmi->write_infoframe = vlv_write_infoframe; intel_hdmi->set_infoframes = vlv_set_infoframes; - } else if (IS_HASWELL(dev)) { + } else if (!HAS_PCH_SPLIT(dev)) { + intel_hdmi->write_infoframe = g4x_write_infoframe; + intel_hdmi->set_infoframes = g4x_set_infoframes; + } else if (HAS_DDI(dev)) { intel_hdmi->write_infoframe = hsw_write_infoframe; intel_hdmi->set_infoframes = hsw_set_infoframes; } else if (HAS_PCH_IBX(dev)) { @@ -1045,7 +1066,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, } } -void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port) +void intel_hdmi_init(struct drm_device *dev, int hdmi_reg, enum port port) { struct intel_digital_port *intel_dig_port; struct intel_encoder *intel_encoder; @@ -1069,6 +1090,7 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port) DRM_MODE_ENCODER_TMDS); drm_encoder_helper_add(&intel_encoder->base, &intel_hdmi_helper_funcs); + intel_encoder->compute_config = intel_hdmi_compute_config; intel_encoder->enable = intel_enable_hdmi; intel_encoder->disable = intel_disable_hdmi; intel_encoder->get_hw_state = intel_hdmi_get_hw_state; @@ -1078,7 +1100,7 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port) intel_encoder->cloneable = false; intel_dig_port->port = port; - intel_dig_port->hdmi.sdvox_reg = sdvox_reg; + intel_dig_port->hdmi.hdmi_reg = hdmi_reg; intel_dig_port->dp.output_reg = 0; intel_hdmi_init_connector(intel_dig_port, intel_connector); |