drivers/gpu/drm/msm/dp/dp_catalog.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
   4  */
   5
   6 #ifndef _DP_CATALOG_H_
   7 #define _DP_CATALOG_H_
   8
   9 #include <drm/drm_modes.h>
  10
  11 #include "dp_parser.h"
  12
  13 /* interrupts */
  14 #define DP_INTR_HPD             BIT(0)
  15 #define DP_INTR_AUX_I2C_DONE    BIT(3)
  16 #define DP_INTR_WRONG_ADDR      BIT(6)
  17 #define DP_INTR_TIMEOUT         BIT(9)
  18 #define DP_INTR_NACK_DEFER      BIT(12)
  19 #define DP_INTR_WRONG_DATA_CNT  BIT(15)
  20 #define DP_INTR_I2C_NACK        BIT(18)
  21 #define DP_INTR_I2C_DEFER       BIT(21)
  22 #define DP_INTR_PLL_UNLOCKED    BIT(24)
  23 #define DP_INTR_AUX_ERROR       BIT(27)
  24
  25 #define DP_INTR_READY_FOR_VIDEO         BIT(0)
  26 #define DP_INTR_IDLE_PATTERN_SENT       BIT(3)
  27 #define DP_INTR_FRAME_END               BIT(6)
  28 #define DP_INTR_CRC_UPDATED             BIT(9)
  29
  30 #define DP_AUX_CFG_MAX_VALUE_CNT 3
  31
  32 /* PHY AUX config registers */
  33 enum dp_phy_aux_config_type {
  34         PHY_AUX_CFG0,
  35         PHY_AUX_CFG1,
  36         PHY_AUX_CFG2,
  37         PHY_AUX_CFG3,
  38         PHY_AUX_CFG4,
  39         PHY_AUX_CFG5,
  40         PHY_AUX_CFG6,
  41         PHY_AUX_CFG7,
  42         PHY_AUX_CFG8,
  43         PHY_AUX_CFG9,
  44         PHY_AUX_CFG_MAX,
  45 };
  46
  47 enum dp_catalog_audio_sdp_type {
  48         DP_AUDIO_SDP_STREAM,
  49         DP_AUDIO_SDP_TIMESTAMP,
  50         DP_AUDIO_SDP_INFOFRAME,
  51         DP_AUDIO_SDP_COPYMANAGEMENT,
  52         DP_AUDIO_SDP_ISRC,
  53         DP_AUDIO_SDP_MAX,
  54 };
  55
  56 enum dp_catalog_audio_header_type {
  57         DP_AUDIO_SDP_HEADER_1,
  58         DP_AUDIO_SDP_HEADER_2,
  59         DP_AUDIO_SDP_HEADER_3,
  60         DP_AUDIO_SDP_HEADER_MAX,
  61 };
  62
  63 struct dp_catalog {
  64         u32 aux_data;
  65         u32 total;
  66         u32 sync_start;
  67         u32 width_blanking;
  68         u32 dp_active;
  69         enum dp_catalog_audio_sdp_type sdp_type;
  70         enum dp_catalog_audio_header_type sdp_header;
  71         u32 audio_data;
  72 };
  73
  74 /* AUX APIs */
  75 u32 dp_catalog_aux_read_data(struct dp_catalog *dp_catalog);
  76 int dp_catalog_aux_write_data(struct dp_catalog *dp_catalog);
  77 int dp_catalog_aux_write_trans(struct dp_catalog *dp_catalog);
  78 int dp_catalog_aux_clear_trans(struct dp_catalog *dp_catalog, bool read);
  79 int dp_catalog_aux_clear_hw_interrupts(struct dp_catalog *dp_catalog);
  80 void dp_catalog_aux_reset(struct dp_catalog *dp_catalog);
  81 void dp_catalog_aux_enable(struct dp_catalog *dp_catalog, bool enable);
  82 void dp_catalog_aux_update_cfg(struct dp_catalog *dp_catalog);
  83 int dp_catalog_aux_get_irq(struct dp_catalog *dp_catalog);
  84
  85 /* DP Controller APIs */
  86 void dp_catalog_ctrl_state_ctrl(struct dp_catalog *dp_catalog, u32 state);
  87 void dp_catalog_ctrl_config_ctrl(struct dp_catalog *dp_catalog, u32 config);
  88 void dp_catalog_ctrl_lane_mapping(struct dp_catalog *dp_catalog);
  89 void dp_catalog_ctrl_mainlink_ctrl(struct dp_catalog *dp_catalog, bool enable);
  90 void dp_catalog_ctrl_config_misc(struct dp_catalog *dp_catalog, u32 cc, u32 tb);
  91 void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog, u32 rate,
  92                                 u32 stream_rate_khz, bool fixed_nvid);
  93 int dp_catalog_ctrl_set_pattern(struct dp_catalog *dp_catalog, u32 pattern);
  94 void dp_catalog_ctrl_reset(struct dp_catalog *dp_catalog);
  95 bool dp_catalog_ctrl_mainlink_ready(struct dp_catalog *dp_catalog);
  96 void dp_catalog_ctrl_enable_irq(struct dp_catalog *dp_catalog, bool enable);
  97 void dp_catalog_hpd_config_intr(struct dp_catalog *dp_catalog,
  98                         u32 intr_mask, bool en);
  99 void dp_catalog_ctrl_hpd_config(struct dp_catalog *dp_catalog);
 100 u32 dp_catalog_link_is_connected(struct dp_catalog *dp_catalog);
 101 u32 dp_catalog_hpd_get_intr_status(struct dp_catalog *dp_catalog);
 102 void dp_catalog_ctrl_phy_reset(struct dp_catalog *dp_catalog);
 103 int dp_catalog_ctrl_update_vx_px(struct dp_catalog *dp_catalog, u8 v_level,
 104                                 u8 p_level);
 105 int dp_catalog_ctrl_get_interrupt(struct dp_catalog *dp_catalog);
 106 void dp_catalog_ctrl_update_transfer_unit(struct dp_catalog *dp_catalog,
 107                                 u32 dp_tu, u32 valid_boundary,
 108                                 u32 valid_boundary2);
 109 void dp_catalog_ctrl_send_phy_pattern(struct dp_catalog *dp_catalog,
 110                                 u32 pattern);
 111 u32 dp_catalog_ctrl_read_phy_pattern(struct dp_catalog *dp_catalog);
 112
 113 /* DP Panel APIs */
 114 int dp_catalog_panel_timing_cfg(struct dp_catalog *dp_catalog);
 115 void dp_catalog_dump_regs(struct dp_catalog *dp_catalog);
 116 void dp_catalog_panel_tpg_enable(struct dp_catalog *dp_catalog,
 117                                 struct drm_display_mode *drm_mode);
 118 void dp_catalog_panel_tpg_disable(struct dp_catalog *dp_catalog);
 119
 120 struct dp_catalog *dp_catalog_get(struct device *dev, struct dp_io *io);
 121
 122 /* DP Audio APIs */
 123 void dp_catalog_audio_get_header(struct dp_catalog *catalog);
 124 void dp_catalog_audio_set_header(struct dp_catalog *catalog);
 125 void dp_catalog_audio_config_acr(struct dp_catalog *catalog);
 126 void dp_catalog_audio_enable(struct dp_catalog *catalog);
 127 void dp_catalog_audio_enable(struct dp_catalog *catalog);
 128 void dp_catalog_audio_config_sdp(struct dp_catalog *catalog);
 129 void dp_catalog_audio_init(struct dp_catalog *catalog);
 130 void dp_catalog_audio_sfe_level(struct dp_catalog *catalog);
 131
 132 #endif /* _DP_CATALOG_H_ */