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 bool is_normalized; 54 /* pbe_packmode can be retrieved using pvr_get_pbe_packmode(). */ 55 uint32_t pbe_packmode; 56 /* source_format and gamma can be retrieved using 57 * pvr_pbe_get_src_format_and_gamma(). 58 */ 59 uint32_t source_format; 60 enum pvr_pbe_gamma gamma; 61 /* nr_components can be retrieved using vk_format_get_nr_components(). */ 62 uint32_t nr_components; 63 64 /* When an RT of MRT is packed using less USC outputs, this flag needs to be 65 * setup to true. 66 * 67 * Currently, this flag is only considered when has_usc_f16_sop is enabled. 68 * And it needs to be true when a render target by default should use F16 69 * USC channel but uses U8 channel instead for squeezing into on-chip MRT. 70 * 71 * It is better to make this member with FF_ACCUMFORMAT type or, at least, 72 * describe USC channel size. But for now, only use this flag for 73 * simplicity. 74 */ 75 76 pvr_dev_addr_t addr; 77 enum pvr_memlayout mem_layout; 78 uint32_t stride; 79 80 /* Depth size for renders */ 81 uint32_t depth; 82 83 /* Pre-rotation dimensions of surface */ 84 uint32_t width; 85 uint32_t height; 86 87 bool z_only_render; 88 bool down_scale; 89 }; 90 91 /** 92 * These parameters are generally render-specific and need to be set up at the 93 * time #pvr_pbe_pack_state() is called. 94 */ 95 struct pvr_pbe_render_params { 96 /* Clipping params are in terms of pixels and are inclusive. */ 97 uint32_t min_x_clip; 98 uint32_t max_x_clip; 99 100 uint32_t min_y_clip; 101 uint32_t max_y_clip; 102 103 /* Start position of pixels to be read within 128bit USC output buffer. */ 104 enum pvr_pbe_source_start_pos source_start; 105 106 /* 9-bit slice number to be used when memlayout is 3D twiddle. */ 107 uint32_t slice; 108 109 /* Index */ 110 uint32_t mrt_index; 111 }; 112 113 void pvr_pbe_pack_state( 114 const struct pvr_device_info *dev_info, 115 const struct pvr_pbe_surf_params *surface_params, 116 const struct pvr_pbe_render_params *render_params, 117 uint32_t pbe_cs_words[static const ROGUE_NUM_PBESTATE_STATE_WORDS], 118 uint64_t pbe_reg_words[static const ROGUE_NUM_PBESTATE_REG_WORDS]); 119 120 /* Helper to calculate pvr_pbe_surf_params::gamma and 121 * pvr_pbe_surf_params::source_format. 122 */ 123 void pvr_pbe_get_src_format_and_gamma(VkFormat vk_format, 124 enum pvr_pbe_gamma default_gamma, 125 bool with_packed_usc_channel, 126 uint32_t *const src_format_out, 127 enum pvr_pbe_gamma *const gamma_out); 128 129 void pvr_setup_tiles_in_flight( 130 const struct pvr_device_info *dev_info, 131 const struct pvr_device_runtime_info *dev_runtime_info, 132 uint32_t msaa_mode, 133 uint32_t pixel_width, 134 bool paired_tiles, 135 uint32_t max_tiles_in_flight, 136 uint32_t *const isp_ctl_out, 137 uint32_t *const pixel_ctl_out); 138 139 #endif /* PVR_JOB_COMMON_H */ 140