234 lines
11 KiB
C
234 lines
11 KiB
C
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/*
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* Copyright (C) 2011 Freescale Semiconductor, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __DW_HDMI__
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#define __DW_HDMI__
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#include <drm/drmP.h>
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#include <sound/hdmi-codec.h>
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struct dw_hdmi;
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/**
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* DOC: Supported input formats and encodings
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*
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* Depending on the Hardware configuration of the Controller IP, it supports
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* a subset of the following input formats and encodings on its internal
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* 48bit bus.
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*
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* +----------------------+----------------------------------+------------------------------+
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* | Format Name | Format Code | Encodings |
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* +----------------------+----------------------------------+------------------------------+
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* | RGB 4:4:4 8bit | ``MEDIA_BUS_FMT_RGB888_1X24`` | ``V4L2_YCBCR_ENC_DEFAULT`` |
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* +----------------------+----------------------------------+------------------------------+
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* | RGB 4:4:4 10bits | ``MEDIA_BUS_FMT_RGB101010_1X30`` | ``V4L2_YCBCR_ENC_DEFAULT`` |
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* +----------------------+----------------------------------+------------------------------+
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* | RGB 4:4:4 12bits | ``MEDIA_BUS_FMT_RGB121212_1X36`` | ``V4L2_YCBCR_ENC_DEFAULT`` |
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* +----------------------+----------------------------------+------------------------------+
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* | RGB 4:4:4 16bits | ``MEDIA_BUS_FMT_RGB161616_1X48`` | ``V4L2_YCBCR_ENC_DEFAULT`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:4:4 8bit | ``MEDIA_BUS_FMT_YUV8_1X24`` | ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* | | | or ``V4L2_YCBCR_ENC_XV601`` |
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* | | | or ``V4L2_YCBCR_ENC_XV709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:4:4 10bits | ``MEDIA_BUS_FMT_YUV10_1X30`` | ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* | | | or ``V4L2_YCBCR_ENC_XV601`` |
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* | | | or ``V4L2_YCBCR_ENC_XV709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:4:4 12bits | ``MEDIA_BUS_FMT_YUV12_1X36`` | ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* | | | or ``V4L2_YCBCR_ENC_XV601`` |
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* | | | or ``V4L2_YCBCR_ENC_XV709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:4:4 16bits | ``MEDIA_BUS_FMT_YUV16_1X48`` | ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* | | | or ``V4L2_YCBCR_ENC_XV601`` |
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* | | | or ``V4L2_YCBCR_ENC_XV709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:2:2 8bit | ``MEDIA_BUS_FMT_UYVY8_1X16`` | ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:2:2 10bits | ``MEDIA_BUS_FMT_UYVY10_1X20`` | ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:2:2 12bits | ``MEDIA_BUS_FMT_UYVY12_1X24`` | ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:2:0 8bit | ``MEDIA_BUS_FMT_UYYVYY8_0_5X24`` | ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:2:0 10bits | ``MEDIA_BUS_FMT_UYYVYY10_0_5X30``| ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:2:0 12bits | ``MEDIA_BUS_FMT_UYYVYY12_0_5X36``| ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* +----------------------+----------------------------------+------------------------------+
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* | YCbCr 4:2:0 16bits | ``MEDIA_BUS_FMT_UYYVYY16_0_5X48``| ``V4L2_YCBCR_ENC_601`` |
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* | | | or ``V4L2_YCBCR_ENC_709`` |
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* +----------------------+----------------------------------+------------------------------+
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*/
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enum {
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DW_HDMI_RES_8,
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DW_HDMI_RES_10,
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DW_HDMI_RES_12,
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DW_HDMI_RES_MAX,
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};
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enum dw_hdmi_phy_type {
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DW_HDMI_PHY_DWC_HDMI_TX_PHY = 0x00,
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DW_HDMI_PHY_DWC_MHL_PHY_HEAC = 0xb2,
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DW_HDMI_PHY_DWC_MHL_PHY = 0xc2,
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DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY_HEAC = 0xe2,
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DW_HDMI_PHY_DWC_HDMI_3D_TX_PHY = 0xf2,
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DW_HDMI_PHY_DWC_HDMI20_TX_PHY = 0xf3,
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DW_HDMI_PHY_VENDOR_PHY = 0xfe,
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};
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struct dw_hdmi_audio_tmds_n {
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unsigned long tmds;
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unsigned int n_32k;
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unsigned int n_44k1;
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unsigned int n_48k;
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};
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struct dw_hdmi_mpll_config {
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unsigned long mpixelclock;
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struct {
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u16 cpce;
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u16 gmp;
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} res[DW_HDMI_RES_MAX];
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};
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struct dw_hdmi_curr_ctrl {
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unsigned long mpixelclock;
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u16 curr[DW_HDMI_RES_MAX];
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};
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struct dw_hdmi_phy_config {
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unsigned long mpixelclock;
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u16 sym_ctr; /*clock symbol and transmitter control*/
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u16 term; /*transmission termination value*/
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u16 vlev_ctr; /* voltage level control */
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};
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struct dw_hdmi_phy_ops {
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int (*init)(struct dw_hdmi *hdmi, void *data,
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struct drm_display_mode *mode);
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void (*disable)(struct dw_hdmi *hdmi, void *data);
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enum drm_connector_status (*read_hpd)(struct dw_hdmi *hdmi, void *data);
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void (*update_hpd)(struct dw_hdmi *hdmi, void *data,
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bool force, bool disabled, bool rxsense);
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void (*setup_hpd)(struct dw_hdmi *hdmi, void *data);
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};
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struct dw_hdmi_property_ops {
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void (*attach_properties)(struct drm_connector *connector,
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unsigned int color, int version,
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void *data);
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void (*destroy_properties)(struct drm_connector *connector,
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void *data);
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int (*set_property)(struct drm_connector *connector,
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struct drm_connector_state *state,
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struct drm_property *property,
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u64 val,
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void *data);
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int (*get_property)(struct drm_connector *connector,
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const struct drm_connector_state *state,
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struct drm_property *property,
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u64 *val,
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void *data);
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};
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struct dw_hdmi_plat_data {
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struct regmap *regm;
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enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
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const struct drm_display_mode *mode);
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unsigned long input_bus_format;
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unsigned long input_bus_encoding;
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bool ycbcr_420_allowed;
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/* Vendor PHY support */
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const struct dw_hdmi_phy_ops *phy_ops;
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const char *phy_name;
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void *phy_data;
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unsigned int phy_force_vendor;
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const struct dw_hdmi_audio_tmds_n *tmds_n_table;
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/* Synopsys PHY support */
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const struct dw_hdmi_mpll_config *mpll_cfg;
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const struct dw_hdmi_mpll_config *mpll_cfg_420;
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const struct dw_hdmi_curr_ctrl *cur_ctr;
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const struct dw_hdmi_phy_config *phy_config;
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int (*configure_phy)(struct dw_hdmi *hdmi,
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const struct dw_hdmi_plat_data *pdata,
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unsigned long mpixelclock);
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unsigned long (*get_input_bus_format)(void *data);
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unsigned long (*get_output_bus_format)(void *data);
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unsigned long (*get_enc_in_encoding)(void *data);
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unsigned long (*get_enc_out_encoding)(void *data);
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unsigned long (*get_quant_range)(void *data);
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struct drm_property *(*get_hdr_property)(void *data);
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struct drm_property_blob *(*get_hdr_blob)(void *data);
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bool (*get_color_changed)(void *data);
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void (*update_color_format)(struct drm_connector_state *conn_state, void *data);
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bool (*check_hdr_color_change)(struct drm_connector_state *conn_state, void *data);
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void (*set_prev_bus_format)(void *data, unsigned long bus_format);
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void (*set_ddc_io)(void *data, bool enable);
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int (*dclk_set)(void *data, bool enable, int vp_id);
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/* Vendor Property support */
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const struct dw_hdmi_property_ops *property_ops;
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struct drm_connector *connector;
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};
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struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev,
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const struct dw_hdmi_plat_data *plat_data);
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void dw_hdmi_remove(struct dw_hdmi *hdmi);
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void dw_hdmi_unbind(struct dw_hdmi *hdmi);
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struct dw_hdmi *dw_hdmi_bind(struct platform_device *pdev,
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struct drm_encoder *encoder,
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struct dw_hdmi_plat_data *plat_data);
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void dw_hdmi_suspend(struct device *dev, struct dw_hdmi *hdmi);
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void dw_hdmi_resume(struct device *dev, struct dw_hdmi *hdmi);
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void dw_hdmi_setup_rx_sense(struct dw_hdmi *hdmi, bool hpd, bool rx_sense);
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int dw_hdmi_set_plugged_cb(struct dw_hdmi *hdmi, hdmi_codec_plugged_cb fn,
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struct device *codec_dev);
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void dw_hdmi_set_sample_rate(struct dw_hdmi *hdmi, unsigned int rate);
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void dw_hdmi_audio_enable(struct dw_hdmi *hdmi);
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void dw_hdmi_audio_disable(struct dw_hdmi *hdmi);
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void dw_hdmi_set_high_tmds_clock_ratio(struct dw_hdmi *hdmi);
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/* PHY configuration */
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void dw_hdmi_phy_i2c_set_addr(struct dw_hdmi *hdmi, u8 address);
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void dw_hdmi_phy_i2c_write(struct dw_hdmi *hdmi, unsigned short data,
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unsigned char addr);
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void dw_hdmi_phy_gen2_pddq(struct dw_hdmi *hdmi, u8 enable);
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void dw_hdmi_phy_gen2_txpwron(struct dw_hdmi *hdmi, u8 enable);
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void dw_hdmi_phy_reset(struct dw_hdmi *hdmi);
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enum drm_connector_status dw_hdmi_phy_read_hpd(struct dw_hdmi *hdmi,
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void *data);
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void dw_hdmi_phy_update_hpd(struct dw_hdmi *hdmi, void *data,
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bool force, bool disabled, bool rxsense);
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void dw_hdmi_phy_setup_hpd(struct dw_hdmi *hdmi, void *data);
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void dw_hdmi_set_quant_range(struct dw_hdmi *hdmi);
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void dw_hdmi_set_output_type(struct dw_hdmi *hdmi, u64 val);
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bool dw_hdmi_get_output_whether_hdmi(struct dw_hdmi *hdmi);
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int dw_hdmi_get_output_type_cap(struct dw_hdmi *hdmi);
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void dw_hdmi_set_hpd_wake(struct dw_hdmi *hdmi);
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#endif /* __IMX_HDMI_H__ */
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