1/* $NetBSD: fb_decoder.h,v 1.2 2021/12/18 23:45:31 riastradh Exp $ */ 2 3/* 4 * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the next 14 * paragraph) shall be included in all copies or substantial portions of the 15 * Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 23 * SOFTWARE. 24 * 25 * Authors: 26 * Kevin Tian <kevin.tian@intel.com> 27 * 28 * Contributors: 29 * Bing Niu <bing.niu@intel.com> 30 * Xu Han <xu.han@intel.com> 31 * Ping Gao <ping.a.gao@intel.com> 32 * Xiaoguang Chen <xiaoguang.chen@intel.com> 33 * Yang Liu <yang2.liu@intel.com> 34 * Tina Zhang <tina.zhang@intel.com> 35 * 36 */ 37 38#ifndef _GVT_FB_DECODER_H_ 39#define _GVT_FB_DECODER_H_ 40 41#include <linux/types.h> 42 43#define _PLANE_CTL_FORMAT_SHIFT 24 44#define _PLANE_CTL_TILED_SHIFT 10 45#define _PIPE_V_SRCSZ_SHIFT 0 46#define _PIPE_V_SRCSZ_MASK (0xfff << _PIPE_V_SRCSZ_SHIFT) 47#define _PIPE_H_SRCSZ_SHIFT 16 48#define _PIPE_H_SRCSZ_MASK (0x1fff << _PIPE_H_SRCSZ_SHIFT) 49 50#define _PRI_PLANE_FMT_SHIFT 26 51#define _PRI_PLANE_STRIDE_MASK (0x3ff << 6) 52#define _PRI_PLANE_X_OFF_SHIFT 0 53#define _PRI_PLANE_X_OFF_MASK (0x1fff << _PRI_PLANE_X_OFF_SHIFT) 54#define _PRI_PLANE_Y_OFF_SHIFT 16 55#define _PRI_PLANE_Y_OFF_MASK (0xfff << _PRI_PLANE_Y_OFF_SHIFT) 56 57#define _CURSOR_MODE 0x3f 58#define _CURSOR_ALPHA_FORCE_SHIFT 8 59#define _CURSOR_ALPHA_FORCE_MASK (0x3 << _CURSOR_ALPHA_FORCE_SHIFT) 60#define _CURSOR_ALPHA_PLANE_SHIFT 10 61#define _CURSOR_ALPHA_PLANE_MASK (0x3 << _CURSOR_ALPHA_PLANE_SHIFT) 62#define _CURSOR_POS_X_SHIFT 0 63#define _CURSOR_POS_X_MASK (0x1fff << _CURSOR_POS_X_SHIFT) 64#define _CURSOR_SIGN_X_SHIFT 15 65#define _CURSOR_SIGN_X_MASK (1 << _CURSOR_SIGN_X_SHIFT) 66#define _CURSOR_POS_Y_SHIFT 16 67#define _CURSOR_POS_Y_MASK (0xfff << _CURSOR_POS_Y_SHIFT) 68#define _CURSOR_SIGN_Y_SHIFT 31 69#define _CURSOR_SIGN_Y_MASK (1 << _CURSOR_SIGN_Y_SHIFT) 70 71#define _SPRITE_FMT_SHIFT 25 72#define _SPRITE_COLOR_ORDER_SHIFT 20 73#define _SPRITE_YUV_ORDER_SHIFT 16 74#define _SPRITE_STRIDE_SHIFT 6 75#define _SPRITE_STRIDE_MASK (0x1ff << _SPRITE_STRIDE_SHIFT) 76#define _SPRITE_SIZE_WIDTH_SHIFT 0 77#define _SPRITE_SIZE_HEIGHT_SHIFT 16 78#define _SPRITE_SIZE_WIDTH_MASK (0x1fff << _SPRITE_SIZE_WIDTH_SHIFT) 79#define _SPRITE_SIZE_HEIGHT_MASK (0xfff << _SPRITE_SIZE_HEIGHT_SHIFT) 80#define _SPRITE_POS_X_SHIFT 0 81#define _SPRITE_POS_Y_SHIFT 16 82#define _SPRITE_POS_X_MASK (0x1fff << _SPRITE_POS_X_SHIFT) 83#define _SPRITE_POS_Y_MASK (0xfff << _SPRITE_POS_Y_SHIFT) 84#define _SPRITE_OFFSET_START_X_SHIFT 0 85#define _SPRITE_OFFSET_START_Y_SHIFT 16 86#define _SPRITE_OFFSET_START_X_MASK (0x1fff << _SPRITE_OFFSET_START_X_SHIFT) 87#define _SPRITE_OFFSET_START_Y_MASK (0xfff << _SPRITE_OFFSET_START_Y_SHIFT) 88 89enum GVT_FB_EVENT { 90 FB_MODE_SET_START = 1, 91 FB_MODE_SET_END, 92 FB_DISPLAY_FLIP, 93}; 94 95enum DDI_PORT { 96 DDI_PORT_NONE = 0, 97 DDI_PORT_B = 1, 98 DDI_PORT_C = 2, 99 DDI_PORT_D = 3, 100 DDI_PORT_E = 4 101}; 102 103struct intel_gvt; 104 105/* color space conversion and gamma correction are not included */ 106struct intel_vgpu_primary_plane_format { 107 u8 enabled; /* plane is enabled */ 108 u32 tiled; /* tiling mode: linear, X-tiled, Y tiled, etc */ 109 u8 bpp; /* bits per pixel */ 110 u32 hw_format; /* format field in the PRI_CTL register */ 111 u32 drm_format; /* format in DRM definition */ 112 u32 base; /* framebuffer base in graphics memory */ 113 u64 base_gpa; 114 u32 x_offset; /* in pixels */ 115 u32 y_offset; /* in lines */ 116 u32 width; /* in pixels */ 117 u32 height; /* in lines */ 118 u32 stride; /* in bytes */ 119}; 120 121struct intel_vgpu_sprite_plane_format { 122 u8 enabled; /* plane is enabled */ 123 u8 tiled; /* X-tiled */ 124 u8 bpp; /* bits per pixel */ 125 u32 hw_format; /* format field in the SPR_CTL register */ 126 u32 drm_format; /* format in DRM definition */ 127 u32 base; /* sprite base in graphics memory */ 128 u64 base_gpa; 129 u32 x_pos; /* in pixels */ 130 u32 y_pos; /* in lines */ 131 u32 x_offset; /* in pixels */ 132 u32 y_offset; /* in lines */ 133 u32 width; /* in pixels */ 134 u32 height; /* in lines */ 135 u32 stride; /* in bytes */ 136}; 137 138struct intel_vgpu_cursor_plane_format { 139 u8 enabled; 140 u8 mode; /* cursor mode select */ 141 u8 bpp; /* bits per pixel */ 142 u32 drm_format; /* format in DRM definition */ 143 u32 base; /* cursor base in graphics memory */ 144 u64 base_gpa; 145 u32 x_pos; /* in pixels */ 146 u32 y_pos; /* in lines */ 147 u8 x_sign; /* X Position Sign */ 148 u8 y_sign; /* Y Position Sign */ 149 u32 width; /* in pixels */ 150 u32 height; /* in lines */ 151 u32 x_hot; /* in pixels */ 152 u32 y_hot; /* in pixels */ 153}; 154 155struct intel_vgpu_pipe_format { 156 struct intel_vgpu_primary_plane_format primary; 157 struct intel_vgpu_sprite_plane_format sprite; 158 struct intel_vgpu_cursor_plane_format cursor; 159 enum DDI_PORT ddi_port; /* the DDI port that pipe is connected to */ 160}; 161 162struct intel_vgpu_fb_format { 163 struct intel_vgpu_pipe_format pipes[I915_MAX_PIPES]; 164}; 165 166int intel_vgpu_decode_primary_plane(struct intel_vgpu *vgpu, 167 struct intel_vgpu_primary_plane_format *plane); 168int intel_vgpu_decode_cursor_plane(struct intel_vgpu *vgpu, 169 struct intel_vgpu_cursor_plane_format *plane); 170int intel_vgpu_decode_sprite_plane(struct intel_vgpu *vgpu, 171 struct intel_vgpu_sprite_plane_format *plane); 172 173#endif 174