linux/drivers/gpu/drm/hisilicon/kirin/kirin_ade_reg.h
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   1/*
   2 * Copyright (c) 2016 Linaro Limited.
   3 * Copyright (c) 2014-2016 Hisilicon Limited.
   4 *
   5 * This program is free software; you can redistribute it and/or modify
   6 * it under the terms of the GNU General Public License version 2 as
   7 * published by the Free Software Foundation.
   8 *
   9 */
  10
  11#ifndef __KIRIN_ADE_REG_H__
  12#define __KIRIN_ADE_REG_H__
  13
  14/*
  15 * ADE Registers
  16 */
  17#define MASK(x)                         (BIT(x) - 1)
  18
  19#define ADE_CTRL                        0x0004
  20#define FRM_END_START_OFST              0
  21#define FRM_END_START_MASK              MASK(2)
  22#define AUTO_CLK_GATE_EN_OFST           0
  23#define AUTO_CLK_GATE_EN                BIT(0)
  24#define ADE_DISP_SRC_CFG                0x0018
  25#define ADE_CTRL1                       0x008C
  26#define ADE_EN                          0x0100
  27#define ADE_DISABLE                     0
  28#define ADE_ENABLE                      1
  29/* reset and reload regs */
  30#define ADE_SOFT_RST_SEL(x)             (0x0078 + (x) * 0x4)
  31#define ADE_RELOAD_DIS(x)               (0x00AC + (x) * 0x4)
  32#define RDMA_OFST                       0
  33#define CLIP_OFST                       15
  34#define SCL_OFST                        21
  35#define CTRAN_OFST                      24
  36#define OVLY_OFST                       37 /* 32+5 */
  37/* channel regs */
  38#define RD_CH_CTRL(x)                   (0x1004 + (x) * 0x80)
  39#define RD_CH_ADDR(x)                   (0x1008 + (x) * 0x80)
  40#define RD_CH_SIZE(x)                   (0x100C + (x) * 0x80)
  41#define RD_CH_STRIDE(x)                 (0x1010 + (x) * 0x80)
  42#define RD_CH_SPACE(x)                  (0x1014 + (x) * 0x80)
  43#define RD_CH_EN(x)                     (0x1020 + (x) * 0x80)
  44/* overlay regs */
  45#define ADE_OVLY1_TRANS_CFG             0x002C
  46#define ADE_OVLY_CTL                    0x0098
  47#define ADE_OVLY_CH_XY0(x)              (0x2004 + (x) * 4)
  48#define ADE_OVLY_CH_XY1(x)              (0x2024 + (x) * 4)
  49#define ADE_OVLY_CH_CTL(x)              (0x204C + (x) * 4)
  50#define ADE_OVLY_OUTPUT_SIZE(x)         (0x2070 + (x) * 8)
  51#define OUTPUT_XSIZE_OFST               16
  52#define ADE_OVLYX_CTL(x)                (0x209C + (x) * 4)
  53#define CH_OVLY_SEL_OFST(x)             ((x) * 4)
  54#define CH_OVLY_SEL_MASK                MASK(2)
  55#define CH_OVLY_SEL_VAL(x)              ((x) + 1)
  56#define CH_ALP_MODE_OFST                0
  57#define CH_ALP_SEL_OFST                 2
  58#define CH_UNDER_ALP_SEL_OFST           4
  59#define CH_EN_OFST                      6
  60#define CH_ALP_GBL_OFST                 15
  61#define CH_SEL_OFST                     28
  62/* ctran regs */
  63#define ADE_CTRAN_DIS(x)                (0x5004 + (x) * 0x100)
  64#define CTRAN_BYPASS_ON                 1
  65#define CTRAN_BYPASS_OFF                0
  66#define ADE_CTRAN_IMAGE_SIZE(x)         (0x503C + (x) * 0x100)
  67/* clip regs */
  68#define ADE_CLIP_DISABLE(x)             (0x6800 + (x) * 0x100)
  69#define ADE_CLIP_SIZE0(x)               (0x6804 + (x) * 0x100)
  70#define ADE_CLIP_SIZE1(x)               (0x6808 + (x) * 0x100)
  71
  72/*
  73 * LDI Registers
  74 */
  75#define LDI_HRZ_CTRL0                   0x7400
  76#define HBP_OFST                        20
  77#define LDI_HRZ_CTRL1                   0x7404
  78#define LDI_VRT_CTRL0                   0x7408
  79#define VBP_OFST                        20
  80#define LDI_VRT_CTRL1                   0x740C
  81#define LDI_PLR_CTRL                    0x7410
  82#define FLAG_NVSYNC                     BIT(0)
  83#define FLAG_NHSYNC                     BIT(1)
  84#define FLAG_NPIXCLK                    BIT(2)
  85#define FLAG_NDE                        BIT(3)
  86#define LDI_DSP_SIZE                    0x7414
  87#define VSIZE_OFST                      20
  88#define LDI_INT_EN                      0x741C
  89#define FRAME_END_INT_EN_OFST           1
  90#define LDI_CTRL                        0x7420
  91#define BPP_OFST                        3
  92#define DATA_GATE_EN                    BIT(2)
  93#define LDI_EN                          BIT(0)
  94#define LDI_MSK_INT                     0x7428
  95#define LDI_INT_CLR                     0x742C
  96#define LDI_WORK_MODE                   0x7430
  97#define LDI_HDMI_DSI_GT                 0x7434
  98
  99/*
 100 * ADE media bus service regs
 101 */
 102#define ADE0_QOSGENERATOR_MODE          0x010C
 103#define QOSGENERATOR_MODE_MASK          MASK(2)
 104#define ADE0_QOSGENERATOR_EXTCONTROL    0x0118
 105#define SOCKET_QOS_EN                   BIT(0)
 106#define ADE1_QOSGENERATOR_MODE          0x020C
 107#define ADE1_QOSGENERATOR_EXTCONTROL    0x0218
 108
 109/*
 110 * ADE regs relevant enums
 111 */
 112enum frame_end_start {
 113        /* regs take effect in every vsync */
 114        REG_EFFECTIVE_IN_VSYNC = 0,
 115        /* regs take effect in fist ade en and every frame end */
 116        REG_EFFECTIVE_IN_ADEEN_FRMEND,
 117        /* regs take effect in ade en immediately */
 118        REG_EFFECTIVE_IN_ADEEN,
 119        /* regs take effect in first vsync and every frame end */
 120        REG_EFFECTIVE_IN_VSYNC_FRMEND
 121};
 122
 123enum ade_fb_format {
 124        ADE_RGB_565 = 0,
 125        ADE_BGR_565,
 126        ADE_XRGB_8888,
 127        ADE_XBGR_8888,
 128        ADE_ARGB_8888,
 129        ADE_ABGR_8888,
 130        ADE_RGBA_8888,
 131        ADE_BGRA_8888,
 132        ADE_RGB_888,
 133        ADE_BGR_888 = 9,
 134        ADE_FORMAT_UNSUPPORT = 800
 135};
 136
 137enum ade_channel {
 138        ADE_CH1 = 0,    /* channel 1 for primary plane */
 139        ADE_CH_NUM
 140};
 141
 142enum ade_scale {
 143        ADE_SCL1 = 0,
 144        ADE_SCL2,
 145        ADE_SCL3,
 146        ADE_SCL_NUM
 147};
 148
 149enum ade_ctran {
 150        ADE_CTRAN1 = 0,
 151        ADE_CTRAN2,
 152        ADE_CTRAN3,
 153        ADE_CTRAN4,
 154        ADE_CTRAN5,
 155        ADE_CTRAN6,
 156        ADE_CTRAN_NUM
 157};
 158
 159enum ade_overlay {
 160        ADE_OVLY1 = 0,
 161        ADE_OVLY2,
 162        ADE_OVLY3,
 163        ADE_OVLY_NUM
 164};
 165
 166enum ade_alpha_mode {
 167        ADE_ALP_GLOBAL = 0,
 168        ADE_ALP_PIXEL,
 169        ADE_ALP_PIXEL_AND_GLB
 170};
 171
 172enum ade_alpha_blending_mode {
 173        ADE_ALP_MUL_COEFF_0 = 0,        /* alpha */
 174        ADE_ALP_MUL_COEFF_1,            /* 1-alpha */
 175        ADE_ALP_MUL_COEFF_2,            /* 0 */
 176        ADE_ALP_MUL_COEFF_3             /* 1 */
 177};
 178
 179/*
 180 * LDI regs relevant enums
 181 */
 182enum dsi_pclk_en {
 183        DSI_PCLK_ON = 0,
 184        DSI_PCLK_OFF
 185};
 186
 187enum ldi_output_format {
 188        LDI_OUT_RGB_565 = 0,
 189        LDI_OUT_RGB_666,
 190        LDI_OUT_RGB_888
 191};
 192
 193enum ldi_work_mode {
 194        TEST_MODE = 0,
 195        NORMAL_MODE
 196};
 197
 198enum ldi_input_source {
 199        DISP_SRC_NONE = 0,
 200        DISP_SRC_OVLY2,
 201        DISP_SRC_DISP,
 202        DISP_SRC_ROT,
 203        DISP_SRC_SCL2
 204};
 205
 206/*
 207 * ADE media bus service relevant enums
 208 */
 209enum qos_generator_mode {
 210        FIXED_MODE = 0,
 211        LIMITER_MODE,
 212        BYPASS_MODE,
 213        REGULATOR_MODE
 214};
 215
 216/*
 217 * Register Write/Read Helper functions
 218 */
 219static inline void ade_update_bits(void __iomem *addr, u32 bit_start,
 220                                   u32 mask, u32 val)
 221{
 222        u32 tmp, orig;
 223
 224        orig = readl(addr);
 225        tmp = orig & ~(mask << bit_start);
 226        tmp |= (val & mask) << bit_start;
 227        writel(tmp, addr);
 228}
 229
 230#endif
 231