1 /* 2 * Copyright © 2022 Imagination Technologies Ltd. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a copy 5 * of this software and associated documentation files (the "Software"), to deal 6 * in the Software without restriction, including without limitation the rights 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 * copies of the Software, and to permit persons to whom the Software is 9 * furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 * SOFTWARE. 22 */ 23 24 #ifndef PVR_JOB_COMMON_H 25 #define PVR_JOB_COMMON_H 26 27 #include <stdbool.h> 28 #include <stdint.h> 29 #include <vulkan/vulkan.h> 30 31 #include "hwdef/rogue_hw_defs.h" 32 #include "pvr_csb_enum_helpers.h" 33 #include "pvr_private.h" 34 #include "pvr_types.h" 35 36 enum pvr_pbe_gamma { 37 PVR_PBE_GAMMA_NONE, 38 /* For two-channel pack formats. */ 39 PVR_PBE_GAMMA_RED, 40 PVR_PBE_GAMMA_REDGREEN, 41 /* For all other pack formats. */ 42 PVR_PBE_GAMMA_ENABLED, 43 }; 44 45 /** 46 * These are parameters specific to the surface being set up and hence can be 47 * typically set up at surface creation time. 48 */ 49 struct pvr_pbe_surf_params { 50 /* Swizzle for a format can be retrieved using pvr_get_format_swizzle(). */ 51 uint8_t swizzle[4]; 52 /* is_normalized can be retrieved using pvr_vk_format_is_fully_normalized(). 53 */ 54 bool is_normalized; 55 /* pbe_packmode can be retrieved using pvr_get_pbe_packmode(). */ 56 uint32_t pbe_packmode; 57 /* source_format and gamma can be retrieved using 58 * pvr_pbe_get_src_format_and_gamma(). 59 */ 60 uint32_t source_format; 61 enum pvr_pbe_gamma gamma; 62 /* nr_components can be retrieved using vk_format_get_nr_components(). */ 63 uint32_t nr_components; 64 65 /* When an RT of MRT is packed using less USC outputs, this flag needs to be 66 * setup to true. 67 * 68 * Currently, this flag is only considered when has_usc_f16_sop is enabled. 69 * And it needs to be true when a render target by default should use F16 70 * USC channel but uses U8 channel instead for squeezing into on-chip MRT. 71 * 72 * It is better to make this member with FF_ACCUMFORMAT type or, at least, 73 * describe USC channel size. But for now, only use this flag for 74 * simplicity. 75 */ 76 77 pvr_dev_addr_t addr; 78 enum pvr_memlayout mem_layout; 79 uint32_t stride; 80 81 /* Depth size for renders */ 82 uint32_t depth; 83 84 /* Pre-rotation dimensions of surface */ 85 uint32_t width; 86 uint32_t height; 87 88 bool z_only_render; 89 bool down_scale; 90 }; 91 92 /** 93 * These parameters are generally render-specific and need to be set up at the 94 * time #pvr_pbe_pack_state() is called. 95 */ 96 struct pvr_pbe_render_params { 97 /* Clipping params are in terms of pixels and are inclusive. */ 98 uint32_t min_x_clip; 99 uint32_t max_x_clip; 100 101 uint32_t min_y_clip; 102 uint32_t max_y_clip; 103 104 /* Start position of pixels to be read within 128bit USC output buffer. */ 105 enum pvr_pbe_source_start_pos source_start; 106 107 /* 9-bit slice number to be used when memlayout is 3D twiddle. */ 108 uint32_t slice; 109 110 /* Index */ 111 uint32_t mrt_index; 112 }; 113 114 void pvr_pbe_pack_state( 115 const struct pvr_device_info *dev_info, 116 const struct pvr_pbe_surf_params *surface_params, 117 const struct pvr_pbe_render_params *render_params, 118 uint32_t pbe_cs_words[static const ROGUE_NUM_PBESTATE_STATE_WORDS], 119 uint64_t pbe_reg_words[static const ROGUE_NUM_PBESTATE_REG_WORDS]); 120 121 /* Helper to calculate pvr_pbe_surf_params::gamma and 122 * pvr_pbe_surf_params::source_format. 123 */ 124 void pvr_pbe_get_src_format_and_gamma(VkFormat vk_format, 125 enum pvr_pbe_gamma default_gamma, 126 bool with_packed_usc_channel, 127 uint32_t *const src_format_out, 128 enum pvr_pbe_gamma *const gamma_out); 129 130 void pvr_setup_tiles_in_flight( 131 const struct pvr_device_info *dev_info, 132 const struct pvr_device_runtime_info *dev_runtime_info, 133 uint32_t msaa_mode, 134 uint32_t pixel_width, 135 bool paired_tiles, 136 uint32_t max_tiles_in_flight, 137 uint32_t *const isp_ctl_out, 138 uint32_t *const pixel_ctl_out); 139 140 #endif /* PVR_JOB_COMMON_H */ 141