cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dpu_hw_mdss.h (9924B)


      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
      3 */
      4
      5#ifndef _DPU_HW_MDSS_H
      6#define _DPU_HW_MDSS_H
      7
      8#include <linux/kernel.h>
      9#include <linux/err.h>
     10
     11#include "msm_drv.h"
     12
     13#define DPU_DBG_NAME			"dpu"
     14
     15#define DPU_NONE                        0
     16
     17#ifndef DPU_CSC_MATRIX_COEFF_SIZE
     18#define DPU_CSC_MATRIX_COEFF_SIZE	9
     19#endif
     20
     21#ifndef DPU_CSC_CLAMP_SIZE
     22#define DPU_CSC_CLAMP_SIZE		6
     23#endif
     24
     25#ifndef DPU_CSC_BIAS_SIZE
     26#define DPU_CSC_BIAS_SIZE		3
     27#endif
     28
     29#ifndef DPU_MAX_PLANES
     30#define DPU_MAX_PLANES			4
     31#endif
     32
     33#define PIPES_PER_STAGE			2
     34#ifndef DPU_MAX_DE_CURVES
     35#define DPU_MAX_DE_CURVES		3
     36#endif
     37
     38enum dpu_format_flags {
     39	DPU_FORMAT_FLAG_YUV_BIT,
     40	DPU_FORMAT_FLAG_DX_BIT,
     41	DPU_FORMAT_FLAG_COMPRESSED_BIT,
     42	DPU_FORMAT_FLAG_BIT_MAX,
     43};
     44
     45#define DPU_FORMAT_FLAG_YUV		BIT(DPU_FORMAT_FLAG_YUV_BIT)
     46#define DPU_FORMAT_FLAG_DX		BIT(DPU_FORMAT_FLAG_DX_BIT)
     47#define DPU_FORMAT_FLAG_COMPRESSED	BIT(DPU_FORMAT_FLAG_COMPRESSED_BIT)
     48#define DPU_FORMAT_IS_YUV(X)		\
     49	(test_bit(DPU_FORMAT_FLAG_YUV_BIT, (X)->flag))
     50#define DPU_FORMAT_IS_DX(X)		\
     51	(test_bit(DPU_FORMAT_FLAG_DX_BIT, (X)->flag))
     52#define DPU_FORMAT_IS_LINEAR(X)		((X)->fetch_mode == DPU_FETCH_LINEAR)
     53#define DPU_FORMAT_IS_TILE(X) \
     54	(((X)->fetch_mode == DPU_FETCH_UBWC) && \
     55			!test_bit(DPU_FORMAT_FLAG_COMPRESSED_BIT, (X)->flag))
     56#define DPU_FORMAT_IS_UBWC(X) \
     57	(((X)->fetch_mode == DPU_FETCH_UBWC) && \
     58			test_bit(DPU_FORMAT_FLAG_COMPRESSED_BIT, (X)->flag))
     59
     60#define DPU_BLEND_FG_ALPHA_FG_CONST	(0 << 0)
     61#define DPU_BLEND_FG_ALPHA_BG_CONST	(1 << 0)
     62#define DPU_BLEND_FG_ALPHA_FG_PIXEL	(2 << 0)
     63#define DPU_BLEND_FG_ALPHA_BG_PIXEL	(3 << 0)
     64#define DPU_BLEND_FG_INV_ALPHA		(1 << 2)
     65#define DPU_BLEND_FG_MOD_ALPHA		(1 << 3)
     66#define DPU_BLEND_FG_INV_MOD_ALPHA	(1 << 4)
     67#define DPU_BLEND_FG_TRANSP_EN		(1 << 5)
     68#define DPU_BLEND_BG_ALPHA_FG_CONST	(0 << 8)
     69#define DPU_BLEND_BG_ALPHA_BG_CONST	(1 << 8)
     70#define DPU_BLEND_BG_ALPHA_FG_PIXEL	(2 << 8)
     71#define DPU_BLEND_BG_ALPHA_BG_PIXEL	(3 << 8)
     72#define DPU_BLEND_BG_INV_ALPHA		(1 << 10)
     73#define DPU_BLEND_BG_MOD_ALPHA		(1 << 11)
     74#define DPU_BLEND_BG_INV_MOD_ALPHA	(1 << 12)
     75#define DPU_BLEND_BG_TRANSP_EN		(1 << 13)
     76
     77#define DPU_VSYNC0_SOURCE_GPIO		0
     78#define DPU_VSYNC1_SOURCE_GPIO		1
     79#define DPU_VSYNC2_SOURCE_GPIO		2
     80#define DPU_VSYNC_SOURCE_INTF_0		3
     81#define DPU_VSYNC_SOURCE_INTF_1		4
     82#define DPU_VSYNC_SOURCE_INTF_2		5
     83#define DPU_VSYNC_SOURCE_INTF_3		6
     84#define DPU_VSYNC_SOURCE_WD_TIMER_4	11
     85#define DPU_VSYNC_SOURCE_WD_TIMER_3	12
     86#define DPU_VSYNC_SOURCE_WD_TIMER_2	13
     87#define DPU_VSYNC_SOURCE_WD_TIMER_1	14
     88#define DPU_VSYNC_SOURCE_WD_TIMER_0	15
     89
     90enum dpu_hw_blk_type {
     91	DPU_HW_BLK_TOP = 0,
     92	DPU_HW_BLK_SSPP,
     93	DPU_HW_BLK_LM,
     94	DPU_HW_BLK_CTL,
     95	DPU_HW_BLK_PINGPONG,
     96	DPU_HW_BLK_INTF,
     97	DPU_HW_BLK_WB,
     98	DPU_HW_BLK_DSPP,
     99	DPU_HW_BLK_MERGE_3D,
    100	DPU_HW_BLK_DSC,
    101	DPU_HW_BLK_MAX,
    102};
    103
    104enum dpu_mdp {
    105	MDP_TOP = 0x1,
    106	MDP_MAX,
    107};
    108
    109enum dpu_sspp {
    110	SSPP_NONE,
    111	SSPP_VIG0,
    112	SSPP_VIG1,
    113	SSPP_VIG2,
    114	SSPP_VIG3,
    115	SSPP_RGB0,
    116	SSPP_RGB1,
    117	SSPP_RGB2,
    118	SSPP_RGB3,
    119	SSPP_DMA0,
    120	SSPP_DMA1,
    121	SSPP_DMA2,
    122	SSPP_DMA3,
    123	SSPP_CURSOR0,
    124	SSPP_CURSOR1,
    125	SSPP_MAX
    126};
    127
    128enum dpu_sspp_type {
    129	SSPP_TYPE_VIG,
    130	SSPP_TYPE_RGB,
    131	SSPP_TYPE_DMA,
    132	SSPP_TYPE_CURSOR,
    133	SSPP_TYPE_MAX
    134};
    135
    136enum dpu_lm {
    137	LM_0 = 1,
    138	LM_1,
    139	LM_2,
    140	LM_3,
    141	LM_4,
    142	LM_5,
    143	LM_6,
    144	LM_MAX
    145};
    146
    147enum dpu_stage {
    148	DPU_STAGE_BASE = 0,
    149	DPU_STAGE_0,
    150	DPU_STAGE_1,
    151	DPU_STAGE_2,
    152	DPU_STAGE_3,
    153	DPU_STAGE_4,
    154	DPU_STAGE_5,
    155	DPU_STAGE_6,
    156	DPU_STAGE_7,
    157	DPU_STAGE_8,
    158	DPU_STAGE_9,
    159	DPU_STAGE_10,
    160	DPU_STAGE_MAX
    161};
    162enum dpu_dspp {
    163	DSPP_0 = 1,
    164	DSPP_1,
    165	DSPP_2,
    166	DSPP_3,
    167	DSPP_MAX
    168};
    169
    170enum dpu_ctl {
    171	CTL_0 = 1,
    172	CTL_1,
    173	CTL_2,
    174	CTL_3,
    175	CTL_4,
    176	CTL_5,
    177	CTL_MAX
    178};
    179
    180enum dpu_dsc {
    181	DSC_NONE = 0,
    182	DSC_0,
    183	DSC_1,
    184	DSC_2,
    185	DSC_3,
    186	DSC_4,
    187	DSC_5,
    188	DSC_MAX
    189};
    190
    191enum dpu_pingpong {
    192	PINGPONG_0 = 1,
    193	PINGPONG_1,
    194	PINGPONG_2,
    195	PINGPONG_3,
    196	PINGPONG_4,
    197	PINGPONG_5,
    198	PINGPONG_S0,
    199	PINGPONG_MAX
    200};
    201
    202enum dpu_merge_3d {
    203	MERGE_3D_0 = 1,
    204	MERGE_3D_1,
    205	MERGE_3D_2,
    206	MERGE_3D_MAX
    207};
    208
    209enum dpu_intf {
    210	INTF_0 = 1,
    211	INTF_1,
    212	INTF_2,
    213	INTF_3,
    214	INTF_4,
    215	INTF_5,
    216	INTF_6,
    217	INTF_MAX
    218};
    219
    220/*
    221 * Historically these values correspond to the values written to the
    222 * DISP_INTF_SEL register, which had to programmed manually. On newer MDP
    223 * generations this register is NOP, but we keep the values for historical
    224 * reasons.
    225 */
    226enum dpu_intf_type {
    227	INTF_NONE = 0x0,
    228	INTF_DSI = 0x1,
    229	INTF_HDMI = 0x3,
    230	INTF_LCDC = 0x5,
    231	/* old eDP found on 8x74 and 8x84 */
    232	INTF_EDP = 0x9,
    233	/* both DP and eDP,  handled by the new DP driver */
    234	INTF_DP = 0xa,
    235
    236	/* virtual interfaces */
    237	INTF_WB = 0x100,
    238};
    239
    240enum dpu_intf_mode {
    241	INTF_MODE_NONE = 0,
    242	INTF_MODE_CMD,
    243	INTF_MODE_VIDEO,
    244	INTF_MODE_WB_BLOCK,
    245	INTF_MODE_WB_LINE,
    246	INTF_MODE_MAX
    247};
    248
    249enum dpu_wb {
    250	WB_0 = 1,
    251	WB_1,
    252	WB_2,
    253	WB_3,
    254	WB_MAX
    255};
    256
    257enum dpu_cwb {
    258	CWB_0 = 0x1,
    259	CWB_1,
    260	CWB_2,
    261	CWB_3,
    262	CWB_MAX
    263};
    264
    265enum dpu_wd_timer {
    266	WD_TIMER_0 = 0x1,
    267	WD_TIMER_1,
    268	WD_TIMER_2,
    269	WD_TIMER_3,
    270	WD_TIMER_4,
    271	WD_TIMER_5,
    272	WD_TIMER_MAX
    273};
    274
    275enum dpu_vbif {
    276	VBIF_0,
    277	VBIF_1,
    278	VBIF_MAX,
    279	VBIF_RT = VBIF_0,
    280	VBIF_NRT = VBIF_1
    281};
    282
    283/**
    284 * DPU HW,Component order color map
    285 */
    286enum {
    287	C0_G_Y = 0,
    288	C1_B_Cb = 1,
    289	C2_R_Cr = 2,
    290	C3_ALPHA = 3
    291};
    292
    293/**
    294 * enum dpu_plane_type - defines how the color component pixel packing
    295 * @DPU_PLANE_INTERLEAVED   : Color components in single plane
    296 * @DPU_PLANE_PLANAR        : Color component in separate planes
    297 * @DPU_PLANE_PSEUDO_PLANAR : Chroma components interleaved in separate plane
    298 */
    299enum dpu_plane_type {
    300	DPU_PLANE_INTERLEAVED,
    301	DPU_PLANE_PLANAR,
    302	DPU_PLANE_PSEUDO_PLANAR,
    303};
    304
    305/**
    306 * enum dpu_chroma_samp_type - chroma sub-samplng type
    307 * @DPU_CHROMA_RGB   : No chroma subsampling
    308 * @DPU_CHROMA_H2V1  : Chroma pixels are horizontally subsampled
    309 * @DPU_CHROMA_H1V2  : Chroma pixels are vertically subsampled
    310 * @DPU_CHROMA_420   : 420 subsampling
    311 */
    312enum dpu_chroma_samp_type {
    313	DPU_CHROMA_RGB,
    314	DPU_CHROMA_H2V1,
    315	DPU_CHROMA_H1V2,
    316	DPU_CHROMA_420
    317};
    318
    319/**
    320 * dpu_fetch_type - Defines How DPU HW fetches data
    321 * @DPU_FETCH_LINEAR   : fetch is line by line
    322 * @DPU_FETCH_TILE     : fetches data in Z order from a tile
    323 * @DPU_FETCH_UBWC     : fetch and decompress data
    324 */
    325enum dpu_fetch_type {
    326	DPU_FETCH_LINEAR,
    327	DPU_FETCH_TILE,
    328	DPU_FETCH_UBWC
    329};
    330
    331/**
    332 * Value of enum chosen to fit the number of bits
    333 * expected by the HW programming.
    334 */
    335enum {
    336	COLOR_ALPHA_1BIT = 0,
    337	COLOR_ALPHA_4BIT = 1,
    338	COLOR_4BIT = 0,
    339	COLOR_5BIT = 1, /* No 5-bit Alpha */
    340	COLOR_6BIT = 2, /* 6-Bit Alpha also = 2 */
    341	COLOR_8BIT = 3, /* 8-Bit Alpha also = 3 */
    342};
    343
    344/**
    345 * enum dpu_3d_blend_mode
    346 * Desribes how the 3d data is blended
    347 * @BLEND_3D_NONE      : 3d blending not enabled
    348 * @BLEND_3D_FRAME_INT : Frame interleaving
    349 * @BLEND_3D_H_ROW_INT : Horizontal row interleaving
    350 * @BLEND_3D_V_ROW_INT : vertical row interleaving
    351 * @BLEND_3D_COL_INT   : column interleaving
    352 * @BLEND_3D_MAX       :
    353 */
    354enum dpu_3d_blend_mode {
    355	BLEND_3D_NONE = 0,
    356	BLEND_3D_FRAME_INT,
    357	BLEND_3D_H_ROW_INT,
    358	BLEND_3D_V_ROW_INT,
    359	BLEND_3D_COL_INT,
    360	BLEND_3D_MAX
    361};
    362
    363/** struct dpu_format - defines the format configuration which
    364 * allows DPU HW to correctly fetch and decode the format
    365 * @base: base msm_format structure containing fourcc code
    366 * @fetch_planes: how the color components are packed in pixel format
    367 * @element: element color ordering
    368 * @bits: element bit widths
    369 * @chroma_sample: chroma sub-samplng type
    370 * @unpack_align_msb: unpack aligned, 0 to LSB, 1 to MSB
    371 * @unpack_tight: 0 for loose, 1 for tight
    372 * @unpack_count: 0 = 1 component, 1 = 2 component
    373 * @bpp: bytes per pixel
    374 * @alpha_enable: whether the format has an alpha channel
    375 * @num_planes: number of planes (including meta data planes)
    376 * @fetch_mode: linear, tiled, or ubwc hw fetch behavior
    377 * @flag: usage bit flags
    378 * @tile_width: format tile width
    379 * @tile_height: format tile height
    380 */
    381struct dpu_format {
    382	struct msm_format base;
    383	enum dpu_plane_type fetch_planes;
    384	u8 element[DPU_MAX_PLANES];
    385	u8 bits[DPU_MAX_PLANES];
    386	enum dpu_chroma_samp_type chroma_sample;
    387	u8 unpack_align_msb;
    388	u8 unpack_tight;
    389	u8 unpack_count;
    390	u8 bpp;
    391	u8 alpha_enable;
    392	u8 num_planes;
    393	enum dpu_fetch_type fetch_mode;
    394	DECLARE_BITMAP(flag, DPU_FORMAT_FLAG_BIT_MAX);
    395	u16 tile_width;
    396	u16 tile_height;
    397};
    398#define to_dpu_format(x) container_of(x, struct dpu_format, base)
    399
    400/**
    401 * struct dpu_hw_fmt_layout - format information of the source pixel data
    402 * @format: pixel format parameters
    403 * @num_planes: number of planes (including meta data planes)
    404 * @width: image width
    405 * @height: image height
    406 * @total_size: total size in bytes
    407 * @plane_addr: address of each plane
    408 * @plane_size: length of each plane
    409 * @plane_pitch: pitch of each plane
    410 */
    411struct dpu_hw_fmt_layout {
    412	const struct dpu_format *format;
    413	uint32_t num_planes;
    414	uint32_t width;
    415	uint32_t height;
    416	uint32_t total_size;
    417	uint32_t plane_addr[DPU_MAX_PLANES];
    418	uint32_t plane_size[DPU_MAX_PLANES];
    419	uint32_t plane_pitch[DPU_MAX_PLANES];
    420};
    421
    422struct dpu_csc_cfg {
    423	/* matrix coefficients in S15.16 format */
    424	uint32_t csc_mv[DPU_CSC_MATRIX_COEFF_SIZE];
    425	uint32_t csc_pre_bv[DPU_CSC_BIAS_SIZE];
    426	uint32_t csc_post_bv[DPU_CSC_BIAS_SIZE];
    427	uint32_t csc_pre_lv[DPU_CSC_CLAMP_SIZE];
    428	uint32_t csc_post_lv[DPU_CSC_CLAMP_SIZE];
    429};
    430
    431/**
    432 * struct dpu_mdss_color - mdss color description
    433 * color 0 : green
    434 * color 1 : blue
    435 * color 2 : red
    436 * color 3 : alpha
    437 */
    438struct dpu_mdss_color {
    439	u32 color_0;
    440	u32 color_1;
    441	u32 color_2;
    442	u32 color_3;
    443};
    444
    445/*
    446 * Define bit masks for h/w logging.
    447 */
    448#define DPU_DBG_MASK_NONE     (1 << 0)
    449#define DPU_DBG_MASK_INTF     (1 << 1)
    450#define DPU_DBG_MASK_LM       (1 << 2)
    451#define DPU_DBG_MASK_CTL      (1 << 3)
    452#define DPU_DBG_MASK_PINGPONG (1 << 4)
    453#define DPU_DBG_MASK_SSPP     (1 << 5)
    454#define DPU_DBG_MASK_WB       (1 << 6)
    455#define DPU_DBG_MASK_TOP      (1 << 7)
    456#define DPU_DBG_MASK_VBIF     (1 << 8)
    457#define DPU_DBG_MASK_ROT      (1 << 9)
    458#define DPU_DBG_MASK_DSPP     (1 << 10)
    459#define DPU_DBG_MASK_DSC      (1 << 11)
    460
    461#endif  /* _DPU_HW_MDSS_H */