treewide: remove redundant IS_ERR() before error code check

[linux/fpc-iii.git] / drivers / gpu / drm / rockchip / cdn-dp-reg.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
 * Author: Chris Zhong <zyw@rock-chips.com>
 */

#ifndef _CDN_DP_REG_H
#define _CDN_DP_REG_H

#include <linux/bitops.h>

#define ADDR_IMEM               0x10000
#define ADDR_DMEM               0x20000

/* APB CFG addr */
#define APB_CTRL                        0
#define XT_INT_CTRL                     0x04
#define MAILBOX_FULL_ADDR               0x08
#define MAILBOX_EMPTY_ADDR              0x0c
#define MAILBOX0_WR_DATA                0x10
#define MAILBOX0_RD_DATA                0x14
#define KEEP_ALIVE                      0x18
#define VER_L                           0x1c
#define VER_H                           0x20
#define VER_LIB_L_ADDR                  0x24
#define VER_LIB_H_ADDR                  0x28
#define SW_DEBUG_L                      0x2c
#define SW_DEBUG_H                      0x30
#define MAILBOX_INT_MASK                0x34
#define MAILBOX_INT_STATUS              0x38
#define SW_CLK_L                        0x3c
#define SW_CLK_H                        0x40
#define SW_EVENTS0                      0x44
#define SW_EVENTS1                      0x48
#define SW_EVENTS2                      0x4c
#define SW_EVENTS3                      0x50
#define XT_OCD_CTRL                     0x60
#define APB_INT_MASK                    0x6c
#define APB_STATUS_MASK                 0x70

/* audio decoder addr */
#define AUDIO_SRC_CNTL                  0x30000
#define AUDIO_SRC_CNFG                  0x30004
#define COM_CH_STTS_BITS                0x30008
#define STTS_BIT_CH(x)                  (0x3000c + ((x) << 2))
#define SPDIF_CTRL_ADDR                 0x3004c
#define SPDIF_CH1_CS_3100_ADDR          0x30050
#define SPDIF_CH1_CS_6332_ADDR          0x30054
#define SPDIF_CH1_CS_9564_ADDR          0x30058
#define SPDIF_CH1_CS_12796_ADDR         0x3005c
#define SPDIF_CH1_CS_159128_ADDR        0x30060
#define SPDIF_CH1_CS_191160_ADDR        0x30064
#define SPDIF_CH2_CS_3100_ADDR          0x30068
#define SPDIF_CH2_CS_6332_ADDR          0x3006c
#define SPDIF_CH2_CS_9564_ADDR          0x30070
#define SPDIF_CH2_CS_12796_ADDR         0x30074
#define SPDIF_CH2_CS_159128_ADDR        0x30078
#define SPDIF_CH2_CS_191160_ADDR        0x3007c
#define SMPL2PKT_CNTL                   0x30080
#define SMPL2PKT_CNFG                   0x30084
#define FIFO_CNTL                       0x30088
#define FIFO_STTS                       0x3008c

/* source pif addr */
#define SOURCE_PIF_WR_ADDR              0x30800
#define SOURCE_PIF_WR_REQ               0x30804
#define SOURCE_PIF_RD_ADDR              0x30808
#define SOURCE_PIF_RD_REQ               0x3080c
#define SOURCE_PIF_DATA_WR              0x30810
#define SOURCE_PIF_DATA_RD              0x30814
#define SOURCE_PIF_FIFO1_FLUSH          0x30818
#define SOURCE_PIF_FIFO2_FLUSH          0x3081c
#define SOURCE_PIF_STATUS               0x30820
#define SOURCE_PIF_INTERRUPT_SOURCE     0x30824
#define SOURCE_PIF_INTERRUPT_MASK       0x30828
#define SOURCE_PIF_PKT_ALLOC_REG        0x3082c
#define SOURCE_PIF_PKT_ALLOC_WR_EN      0x30830
#define SOURCE_PIF_SW_RESET             0x30834

/* bellow registers need access by mailbox */
/* source car addr */
#define SOURCE_HDTX_CAR                 0x0900
#define SOURCE_DPTX_CAR                 0x0904
#define SOURCE_PHY_CAR                  0x0908
#define SOURCE_CEC_CAR                  0x090c
#define SOURCE_CBUS_CAR                 0x0910
#define SOURCE_PKT_CAR                  0x0918
#define SOURCE_AIF_CAR                  0x091c
#define SOURCE_CIPHER_CAR               0x0920
#define SOURCE_CRYPTO_CAR               0x0924

/* clock meters addr */
#define CM_CTRL                         0x0a00
#define CM_I2S_CTRL                     0x0a04
#define CM_SPDIF_CTRL                   0x0a08
#define CM_VID_CTRL                     0x0a0c
#define CM_LANE_CTRL                    0x0a10
#define I2S_NM_STABLE                   0x0a14
#define I2S_NCTS_STABLE                 0x0a18
#define SPDIF_NM_STABLE                 0x0a1c
#define SPDIF_NCTS_STABLE               0x0a20
#define NMVID_MEAS_STABLE               0x0a24
#define I2S_MEAS                        0x0a40
#define SPDIF_MEAS                      0x0a80
#define NMVID_MEAS                      0x0ac0

/* source vif addr */
#define BND_HSYNC2VSYNC                 0x0b00
#define HSYNC2VSYNC_F1_L1               0x0b04
#define HSYNC2VSYNC_F2_L1               0x0b08
#define HSYNC2VSYNC_STATUS              0x0b0c
#define HSYNC2VSYNC_POL_CTRL            0x0b10

/* dptx phy addr */
#define DP_TX_PHY_CONFIG_REG            0x2000
#define DP_TX_PHY_SW_RESET              0x2004
#define DP_TX_PHY_SCRAMBLER_SEED        0x2008
#define DP_TX_PHY_TRAINING_01_04        0x200c
#define DP_TX_PHY_TRAINING_05_08        0x2010
#define DP_TX_PHY_TRAINING_09_10        0x2014
#define TEST_COR                        0x23fc

/* dptx hpd addr */
#define HPD_IRQ_DET_MIN_TIMER           0x2100
#define HPD_IRQ_DET_MAX_TIMER           0x2104
#define HPD_UNPLGED_DET_MIN_TIMER       0x2108
#define HPD_STABLE_TIMER                0x210c
#define HPD_FILTER_TIMER                0x2110
#define HPD_EVENT_MASK                  0x211c
#define HPD_EVENT_DET                   0x2120

/* dpyx framer addr */
#define DP_FRAMER_GLOBAL_CONFIG         0x2200
#define DP_SW_RESET                     0x2204
#define DP_FRAMER_TU                    0x2208
#define DP_FRAMER_PXL_REPR              0x220c
#define DP_FRAMER_SP                    0x2210
#define AUDIO_PACK_CONTROL              0x2214
#define DP_VC_TABLE(x)                  (0x2218 + ((x) << 2))
#define DP_VB_ID                        0x2258
#define DP_MTPH_LVP_CONTROL             0x225c
#define DP_MTPH_SYMBOL_VALUES           0x2260
#define DP_MTPH_ECF_CONTROL             0x2264
#define DP_MTPH_ACT_CONTROL             0x2268
#define DP_MTPH_STATUS                  0x226c
#define DP_INTERRUPT_SOURCE             0x2270
#define DP_INTERRUPT_MASK               0x2274
#define DP_FRONT_BACK_PORCH             0x2278
#define DP_BYTE_COUNT                   0x227c

/* dptx stream addr */
#define MSA_HORIZONTAL_0                0x2280
#define MSA_HORIZONTAL_1                0x2284
#define MSA_VERTICAL_0                  0x2288
#define MSA_VERTICAL_1                  0x228c
#define MSA_MISC                        0x2290
#define STREAM_CONFIG                   0x2294
#define AUDIO_PACK_STATUS               0x2298
#define VIF_STATUS                      0x229c
#define PCK_STUFF_STATUS_0              0x22a0
#define PCK_STUFF_STATUS_1              0x22a4
#define INFO_PACK_STATUS                0x22a8
#define RATE_GOVERNOR_STATUS            0x22ac
#define DP_HORIZONTAL                   0x22b0
#define DP_VERTICAL_0                   0x22b4
#define DP_VERTICAL_1                   0x22b8
#define DP_BLOCK_SDP                    0x22bc

/* dptx glbl addr */
#define DPTX_LANE_EN                    0x2300
#define DPTX_ENHNCD                     0x2304
#define DPTX_INT_MASK                   0x2308
#define DPTX_INT_STATUS                 0x230c

/* dp aux addr */
#define DP_AUX_HOST_CONTROL             0x2800
#define DP_AUX_INTERRUPT_SOURCE         0x2804
#define DP_AUX_INTERRUPT_MASK           0x2808
#define DP_AUX_SWAP_INVERSION_CONTROL   0x280c
#define DP_AUX_SEND_NACK_TRANSACTION    0x2810
#define DP_AUX_CLEAR_RX                 0x2814
#define DP_AUX_CLEAR_TX                 0x2818
#define DP_AUX_TIMER_STOP               0x281c
#define DP_AUX_TIMER_CLEAR              0x2820
#define DP_AUX_RESET_SW                 0x2824
#define DP_AUX_DIVIDE_2M                0x2828
#define DP_AUX_TX_PREACHARGE_LENGTH     0x282c
#define DP_AUX_FREQUENCY_1M_MAX         0x2830
#define DP_AUX_FREQUENCY_1M_MIN         0x2834
#define DP_AUX_RX_PRE_MIN               0x2838
#define DP_AUX_RX_PRE_MAX               0x283c
#define DP_AUX_TIMER_PRESET             0x2840
#define DP_AUX_NACK_FORMAT              0x2844
#define DP_AUX_TX_DATA                  0x2848
#define DP_AUX_RX_DATA                  0x284c
#define DP_AUX_TX_STATUS                0x2850
#define DP_AUX_RX_STATUS                0x2854
#define DP_AUX_RX_CYCLE_COUNTER         0x2858
#define DP_AUX_MAIN_STATES              0x285c
#define DP_AUX_MAIN_TIMER               0x2860
#define DP_AUX_AFE_OUT                  0x2864

/* crypto addr */
#define CRYPTO_HDCP_REVISION            0x5800
#define HDCP_CRYPTO_CONFIG              0x5804
#define CRYPTO_INTERRUPT_SOURCE         0x5808
#define CRYPTO_INTERRUPT_MASK           0x580c
#define CRYPTO22_CONFIG                 0x5818
#define CRYPTO22_STATUS                 0x581c
#define SHA_256_DATA_IN                 0x583c
#define SHA_256_DATA_OUT_(x)            (0x5850 + ((x) << 2))
#define AES_32_KEY_(x)                  (0x5870 + ((x) << 2))
#define AES_32_DATA_IN                  0x5880
#define AES_32_DATA_OUT_(x)             (0x5884 + ((x) << 2))
#define CRYPTO14_CONFIG                 0x58a0
#define CRYPTO14_STATUS                 0x58a4
#define CRYPTO14_PRNM_OUT               0x58a8
#define CRYPTO14_KM_0                   0x58ac
#define CRYPTO14_KM_1                   0x58b0
#define CRYPTO14_AN_0                   0x58b4
#define CRYPTO14_AN_1                   0x58b8
#define CRYPTO14_YOUR_KSV_0             0x58bc
#define CRYPTO14_YOUR_KSV_1             0x58c0
#define CRYPTO14_MI_0                   0x58c4
#define CRYPTO14_MI_1                   0x58c8
#define CRYPTO14_TI_0                   0x58cc
#define CRYPTO14_KI_0                   0x58d0
#define CRYPTO14_KI_1                   0x58d4
#define CRYPTO14_BLOCKS_NUM             0x58d8
#define CRYPTO14_KEY_MEM_DATA_0         0x58dc
#define CRYPTO14_KEY_MEM_DATA_1         0x58e0
#define CRYPTO14_SHA1_MSG_DATA          0x58e4
#define CRYPTO14_SHA1_V_VALUE_(x)       (0x58e8 + ((x) << 2))
#define TRNG_CTRL                       0x58fc
#define TRNG_DATA_RDY                   0x5900
#define TRNG_DATA                       0x5904

/* cipher addr */
#define HDCP_REVISION                   0x60000
#define INTERRUPT_SOURCE                0x60004
#define INTERRUPT_MASK                  0x60008
#define HDCP_CIPHER_CONFIG              0x6000c
#define AES_128_KEY_0                   0x60010
#define AES_128_KEY_1                   0x60014
#define AES_128_KEY_2                   0x60018
#define AES_128_KEY_3                   0x6001c
#define AES_128_RANDOM_0                0x60020
#define AES_128_RANDOM_1                0x60024
#define CIPHER14_KM_0                   0x60028
#define CIPHER14_KM_1                   0x6002c
#define CIPHER14_STATUS                 0x60030
#define CIPHER14_RI_PJ_STATUS           0x60034
#define CIPHER_MODE                     0x60038
#define CIPHER14_AN_0                   0x6003c
#define CIPHER14_AN_1                   0x60040
#define CIPHER22_AUTH                   0x60044
#define CIPHER14_R0_DP_STATUS           0x60048
#define CIPHER14_BOOTSTRAP              0x6004c

#define DPTX_FRMR_DATA_CLK_RSTN_EN      BIT(11)
#define DPTX_FRMR_DATA_CLK_EN           BIT(10)
#define DPTX_PHY_DATA_RSTN_EN           BIT(9)
#define DPTX_PHY_DATA_CLK_EN            BIT(8)
#define DPTX_PHY_CHAR_RSTN_EN           BIT(7)
#define DPTX_PHY_CHAR_CLK_EN            BIT(6)
#define SOURCE_AUX_SYS_CLK_RSTN_EN      BIT(5)
#define SOURCE_AUX_SYS_CLK_EN           BIT(4)
#define DPTX_SYS_CLK_RSTN_EN            BIT(3)
#define DPTX_SYS_CLK_EN                 BIT(2)
#define CFG_DPTX_VIF_CLK_RSTN_EN        BIT(1)
#define CFG_DPTX_VIF_CLK_EN             BIT(0)

#define SOURCE_PHY_RSTN_EN              BIT(1)
#define SOURCE_PHY_CLK_EN               BIT(0)

#define SOURCE_PKT_SYS_RSTN_EN          BIT(3)
#define SOURCE_PKT_SYS_CLK_EN           BIT(2)
#define SOURCE_PKT_DATA_RSTN_EN         BIT(1)
#define SOURCE_PKT_DATA_CLK_EN          BIT(0)

#define SPDIF_CDR_CLK_RSTN_EN           BIT(5)
#define SPDIF_CDR_CLK_EN                BIT(4)
#define SOURCE_AIF_SYS_RSTN_EN          BIT(3)
#define SOURCE_AIF_SYS_CLK_EN           BIT(2)
#define SOURCE_AIF_CLK_RSTN_EN          BIT(1)
#define SOURCE_AIF_CLK_EN               BIT(0)

#define SOURCE_CIPHER_SYSTEM_CLK_RSTN_EN        BIT(3)
#define SOURCE_CIPHER_SYS_CLK_EN                BIT(2)
#define SOURCE_CIPHER_CHAR_CLK_RSTN_EN          BIT(1)
#define SOURCE_CIPHER_CHAR_CLK_EN               BIT(0)

#define SOURCE_CRYPTO_SYS_CLK_RSTN_EN   BIT(1)
#define SOURCE_CRYPTO_SYS_CLK_EN        BIT(0)

#define APB_IRAM_PATH                   BIT(2)
#define APB_DRAM_PATH                   BIT(1)
#define APB_XT_RESET                    BIT(0)

#define MAILBOX_INT_MASK_BIT            BIT(1)
#define PIF_INT_MASK_BIT                BIT(0)
#define ALL_INT_MASK                    3

/* mailbox */
#define MB_OPCODE_ID                    0
#define MB_MODULE_ID                    1
#define MB_SIZE_MSB_ID                  2
#define MB_SIZE_LSB_ID                  3
#define MB_DATA_ID                      4

#define MB_MODULE_ID_DP_TX              0x01
#define MB_MODULE_ID_HDCP_TX            0x07
#define MB_MODULE_ID_HDCP_RX            0x08
#define MB_MODULE_ID_HDCP_GENERAL       0x09
#define MB_MODULE_ID_GENERAL            0x0a

/* general opcode */
#define GENERAL_MAIN_CONTROL            0x01
#define GENERAL_TEST_ECHO               0x02
#define GENERAL_BUS_SETTINGS            0x03
#define GENERAL_TEST_ACCESS             0x04

#define DPTX_SET_POWER_MNG                      0x00
#define DPTX_SET_HOST_CAPABILITIES              0x01
#define DPTX_GET_EDID                           0x02
#define DPTX_READ_DPCD                          0x03
#define DPTX_WRITE_DPCD                         0x04
#define DPTX_ENABLE_EVENT                       0x05
#define DPTX_WRITE_REGISTER                     0x06
#define DPTX_READ_REGISTER                      0x07
#define DPTX_WRITE_FIELD                        0x08
#define DPTX_TRAINING_CONTROL                   0x09
#define DPTX_READ_EVENT                         0x0a
#define DPTX_READ_LINK_STAT                     0x0b
#define DPTX_SET_VIDEO                          0x0c
#define DPTX_SET_AUDIO                          0x0d
#define DPTX_GET_LAST_AUX_STAUS                 0x0e
#define DPTX_SET_LINK_BREAK_POINT               0x0f
#define DPTX_FORCE_LANES                        0x10
#define DPTX_HPD_STATE                          0x11

#define FW_STANDBY                              0
#define FW_ACTIVE                               1

#define DPTX_EVENT_ENABLE_HPD                   BIT(0)
#define DPTX_EVENT_ENABLE_TRAINING              BIT(1)

#define LINK_TRAINING_NOT_ACTIVE                0
#define LINK_TRAINING_RUN                       1
#define LINK_TRAINING_RESTART                   2

#define CONTROL_VIDEO_IDLE                      0
#define CONTROL_VIDEO_VALID                     1

#define TU_CNT_RST_EN                           BIT(15)
#define VIF_BYPASS_INTERLACE                    BIT(13)
#define INTERLACE_FMT_DET                       BIT(12)
#define INTERLACE_DTCT_WIN                      0x20

#define DP_FRAMER_SP_INTERLACE_EN               BIT(2)
#define DP_FRAMER_SP_HSP                        BIT(1)
#define DP_FRAMER_SP_VSP                        BIT(0)

/* capability */
#define AUX_HOST_INVERT                         3
#define FAST_LT_SUPPORT                         1
#define FAST_LT_NOT_SUPPORT                     0
#define LANE_MAPPING_NORMAL                     0x1b
#define LANE_MAPPING_FLIPPED                    0xe4
#define ENHANCED                                1
#define SCRAMBLER_EN                            BIT(4)

#define FULL_LT_STARTED                         BIT(0)
#define FASE_LT_STARTED                         BIT(1)
#define CLK_RECOVERY_FINISHED                   BIT(2)
#define EQ_PHASE_FINISHED                       BIT(3)
#define FASE_LT_START_FINISHED                  BIT(4)
#define CLK_RECOVERY_FAILED                     BIT(5)
#define EQ_PHASE_FAILED                         BIT(6)
#define FASE_LT_FAILED                          BIT(7)

#define DPTX_HPD_EVENT                          BIT(0)
#define DPTX_TRAINING_EVENT                     BIT(1)
#define HDCP_TX_STATUS_EVENT                    BIT(4)
#define HDCP2_TX_IS_KM_STORED_EVENT             BIT(5)
#define HDCP2_TX_STORE_KM_EVENT                 BIT(6)
#define HDCP_TX_IS_RECEIVER_ID_VALID_EVENT      BIT(7)

#define TU_SIZE                                 30
#define CDN_DP_MAX_LINK_RATE                    DP_LINK_BW_5_4

/* audio */
#define AUDIO_PACK_EN                           BIT(8)
#define SAMPLING_FREQ(x)                        (((x) & 0xf) << 16)
#define ORIGINAL_SAMP_FREQ(x)                   (((x) & 0xf) << 24)
#define SYNC_WR_TO_CH_ZERO                      BIT(1)
#define I2S_DEC_START                           BIT(1)
#define AUDIO_SW_RST                            BIT(0)
#define SMPL2PKT_EN                             BIT(1)
#define MAX_NUM_CH(x)                           (((x) & 0x1f) - 1)
#define NUM_OF_I2S_PORTS(x)                     ((((x) / 2 - 1) & 0x3) << 5)
#define AUDIO_TYPE_LPCM                         (2 << 7)
#define CFG_SUB_PCKT_NUM(x)                     ((((x) - 1) & 0x7) << 11)
#define AUDIO_CH_NUM(x)                         ((((x) - 1) & 0x1f) << 2)
#define TRANS_SMPL_WIDTH_16                     0
#define TRANS_SMPL_WIDTH_24                     BIT(11)
#define TRANS_SMPL_WIDTH_32                     (2 << 11)
#define I2S_DEC_PORT_EN(x)                      (((x) & 0xf) << 17)
#define SPDIF_ENABLE                            BIT(21)
#define SPDIF_AVG_SEL                           BIT(20)
#define SPDIF_JITTER_BYPASS                     BIT(19)
#define SPDIF_FIFO_MID_RANGE(x)                 (((x) & 0xff) << 11)
#define SPDIF_JITTER_THRSH(x)                   (((x) & 0xff) << 3)
#define SPDIF_JITTER_AVG_WIN(x)                 ((x) & 0x7)

/* Reference cycles when using lane clock as reference */
#define LANE_REF_CYC                            0x8000

enum voltage_swing_level {
        VOLTAGE_LEVEL_0,
        VOLTAGE_LEVEL_1,
        VOLTAGE_LEVEL_2,
        VOLTAGE_LEVEL_3,
};

enum pre_emphasis_level {
        PRE_EMPHASIS_LEVEL_0,
        PRE_EMPHASIS_LEVEL_1,
        PRE_EMPHASIS_LEVEL_2,
        PRE_EMPHASIS_LEVEL_3,
};

enum pattern_set {
        PTS1            = BIT(0),
        PTS2            = BIT(1),
        PTS3            = BIT(2),
        PTS4            = BIT(3),
        DP_NONE         = BIT(4)
};

enum vic_color_depth {
        BCS_6 = 0x1,
        BCS_8 = 0x2,
        BCS_10 = 0x4,
        BCS_12 = 0x8,
        BCS_16 = 0x10,
};

enum vic_bt_type {
        BT_601 = 0x0,
        BT_709 = 0x1,
};

void cdn_dp_clock_reset(struct cdn_dp_device *dp);

void cdn_dp_set_fw_clk(struct cdn_dp_device *dp, unsigned long clk);
int cdn_dp_load_firmware(struct cdn_dp_device *dp, const u32 *i_mem,
                         u32 i_size, const u32 *d_mem, u32 d_size);
int cdn_dp_set_firmware_active(struct cdn_dp_device *dp, bool enable);
int cdn_dp_set_host_cap(struct cdn_dp_device *dp, u8 lanes, bool flip);
int cdn_dp_event_config(struct cdn_dp_device *dp);
u32 cdn_dp_get_event(struct cdn_dp_device *dp);
int cdn_dp_get_hpd_status(struct cdn_dp_device *dp);
int cdn_dp_dpcd_write(struct cdn_dp_device *dp, u32 addr, u8 value);
int cdn_dp_dpcd_read(struct cdn_dp_device *dp, u32 addr, u8 *data, u16 len);
int cdn_dp_get_edid_block(void *dp, u8 *edid,
                          unsigned int block, size_t length);
int cdn_dp_train_link(struct cdn_dp_device *dp);
int cdn_dp_set_video_status(struct cdn_dp_device *dp, int active);
int cdn_dp_config_video(struct cdn_dp_device *dp);
int cdn_dp_audio_stop(struct cdn_dp_device *dp, struct audio_info *audio);
int cdn_dp_audio_mute(struct cdn_dp_device *dp, bool enable);
int cdn_dp_audio_config(struct cdn_dp_device *dp, struct audio_info *audio);
#endif /* _CDN_DP_REG_H */