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33e9e54173
Extract the g4x+ HDMI low level code to its own file, leaving intel_hdmi.c to deal with higher level issues. The infoframe support I decided to leave in intel_hdmi.c since I think we need to move that as a whole to its own file. It is after all used also for DP SDPs, so no longer HDMI specific. Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210318161015.22070-7-ville.syrjala@linux.intel.com
58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2019 Intel Corporation
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*/
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#ifndef __INTEL_HDMI_H__
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#define __INTEL_HDMI_H__
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#include <linux/hdmi.h>
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#include <linux/types.h>
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#include "i915_reg.h"
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struct drm_connector;
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struct drm_encoder;
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struct drm_i915_private;
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struct intel_connector;
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struct intel_digital_port;
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struct intel_encoder;
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struct intel_crtc_state;
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struct intel_hdmi;
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struct drm_connector_state;
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union hdmi_infoframe;
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enum port;
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void intel_hdmi_init_connector(struct intel_digital_port *dig_port,
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struct intel_connector *intel_connector);
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int intel_hdmi_compute_config(struct intel_encoder *encoder,
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struct intel_crtc_state *pipe_config,
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struct drm_connector_state *conn_state);
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bool intel_hdmi_handle_sink_scrambling(struct intel_encoder *encoder,
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struct drm_connector *connector,
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bool high_tmds_clock_ratio,
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bool scrambling);
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void intel_dp_dual_mode_set_tmds_output(struct intel_hdmi *hdmi, bool enable);
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void intel_infoframe_init(struct intel_digital_port *dig_port);
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u32 intel_hdmi_infoframes_enabled(struct intel_encoder *encoder,
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const struct intel_crtc_state *crtc_state);
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u32 intel_hdmi_infoframe_enable(unsigned int type);
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void intel_hdmi_read_gcp_infoframe(struct intel_encoder *encoder,
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struct intel_crtc_state *crtc_state);
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void intel_read_infoframe(struct intel_encoder *encoder,
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const struct intel_crtc_state *crtc_state,
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enum hdmi_infoframe_type type,
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union hdmi_infoframe *frame);
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bool intel_hdmi_limited_color_range(const struct intel_crtc_state *crtc_state,
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const struct drm_connector_state *conn_state);
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bool intel_hdmi_deep_color_possible(const struct intel_crtc_state *crtc_state, int bpc,
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bool has_hdmi_sink, bool ycbcr420_output);
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int intel_hdmi_dsc_get_bpp(int src_fractional_bpp, int slice_width,
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int num_slices, int output_format, bool hdmi_all_bpp,
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int hdmi_max_chunk_bytes);
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int intel_hdmi_dsc_get_num_slices(const struct intel_crtc_state *crtc_state,
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int src_max_slices, int src_max_slice_width,
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int hdmi_max_slices, int hdmi_throughput);
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int intel_hdmi_dsc_get_slice_height(int vactive);
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#endif /* __INTEL_HDMI_H__ */
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