/* * Copyright © 2022 Imagination Technologies Ltd. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include #include #include "hwdef/rogue_hw_defs.h" #include "pvr_csb.h" #include "pvr_device_info.h" #include "pvr_formats.h" #include "pvr_private.h" #include "pvr_tex_state.h" #include "util/macros.h" #include "util/u_math.h" #include "vk_format.h" #include "vk_log.h" static enum ROGUE_TEXSTATE_SWIZ pvr_get_hw_swizzle(VkComponentSwizzle comp, enum pipe_swizzle swz) { switch (swz) { case PIPE_SWIZZLE_0: return ROGUE_TEXSTATE_SWIZ_SRC_ZERO; case PIPE_SWIZZLE_1: return ROGUE_TEXSTATE_SWIZ_SRC_ONE; case PIPE_SWIZZLE_X: return ROGUE_TEXSTATE_SWIZ_SRCCHAN_0; case PIPE_SWIZZLE_Y: return ROGUE_TEXSTATE_SWIZ_SRCCHAN_1; case PIPE_SWIZZLE_Z: return ROGUE_TEXSTATE_SWIZ_SRCCHAN_2; case PIPE_SWIZZLE_W: return ROGUE_TEXSTATE_SWIZ_SRCCHAN_3; case PIPE_SWIZZLE_NONE: if (comp == VK_COMPONENT_SWIZZLE_A) return ROGUE_TEXSTATE_SWIZ_SRC_ONE; else return ROGUE_TEXSTATE_SWIZ_SRC_ZERO; default: unreachable("Unknown enum pipe_swizzle"); }; } VkResult pvr_pack_tex_state(struct pvr_device *device, const struct pvr_texture_state_info *info, uint64_t state[static const ROGUE_NUM_TEXSTATE_IMAGE_WORDS]) { const struct pvr_device_info *dev_info = &device->pdevice->dev_info; enum pvr_memlayout mem_layout; VkImageViewType iview_type; if (info->type == VK_IMAGE_VIEW_TYPE_1D && info->mem_layout == PVR_MEMLAYOUT_LINEAR) { /* Change the memory layout to twiddled as there isn't a TEXSTATE_TEXTYPE * for 1D linear and 1D twiddled is equivalent. */ mem_layout = PVR_MEMLAYOUT_TWIDDLED; } else { mem_layout = info->mem_layout; } if (info->is_cube && info->tex_state_type != PVR_TEXTURE_STATE_SAMPLE) iview_type = VK_IMAGE_VIEW_TYPE_2D; else iview_type = info->type; pvr_csb_pack (&state[0], TEXSTATE_IMAGE_WORD0, word0) { if (mem_layout == PVR_MEMLAYOUT_LINEAR) { switch (iview_type) { case VK_IMAGE_VIEW_TYPE_2D: case VK_IMAGE_VIEW_TYPE_2D_ARRAY: word0.textype = PVRX(TEXSTATE_TEXTYPE_STRIDE); break; default: return vk_error(device, VK_ERROR_FORMAT_NOT_SUPPORTED); } } else if (mem_layout == PVR_MEMLAYOUT_TWIDDLED) { switch (iview_type) { case VK_IMAGE_VIEW_TYPE_1D: case VK_IMAGE_VIEW_TYPE_1D_ARRAY: word0.textype = PVRX(TEXSTATE_TEXTYPE_1D); break; case VK_IMAGE_VIEW_TYPE_2D: case VK_IMAGE_VIEW_TYPE_2D_ARRAY: word0.textype = PVRX(TEXSTATE_TEXTYPE_2D); break; case VK_IMAGE_VIEW_TYPE_CUBE: case VK_IMAGE_VIEW_TYPE_CUBE_ARRAY: word0.textype = PVRX(TEXSTATE_TEXTYPE_CUBE); break; default: return vk_error(device, VK_ERROR_FORMAT_NOT_SUPPORTED); } } else if (mem_layout == PVR_MEMLAYOUT_3DTWIDDLED) { switch (iview_type) { case VK_IMAGE_VIEW_TYPE_3D: word0.textype = PVRX(TEXSTATE_TEXTYPE_3D); break; default: return vk_error(device, VK_ERROR_FORMAT_NOT_SUPPORTED); } } else { unreachable("Unknown memory layout"); } /* When sampling from a combined D/S image, the TPU will default to only * the depth aspect. * The driver must select the correct single aspect format when sampling * to avoid this. */ word0.texformat = pvr_get_tex_format_aspect(info->format, info->aspect_mask); word0.smpcnt = util_logbase2(info->sample_count); word0.swiz0 = pvr_get_hw_swizzle(VK_COMPONENT_SWIZZLE_R, info->swizzle[0]); word0.swiz1 = pvr_get_hw_swizzle(VK_COMPONENT_SWIZZLE_G, info->swizzle[1]); word0.swiz2 = pvr_get_hw_swizzle(VK_COMPONENT_SWIZZLE_B, info->swizzle[2]); word0.swiz3 = pvr_get_hw_swizzle(VK_COMPONENT_SWIZZLE_A, info->swizzle[3]); /* Gamma */ if (vk_format_is_srgb(info->format)) { /* Gamma for 2 Component Formats has to be handled differently. */ if (vk_format_get_nr_components(info->format) == 2) { /* Enable Gamma only for Channel 0 if Channel 1 is an Alpha * Channel. */ if (vk_format_has_alpha(info->format)) { word0.twocomp_gamma = PVRX(TEXSTATE_TWOCOMP_GAMMA_R); } else { /* Otherwise Enable Gamma for both the Channels. */ word0.twocomp_gamma = PVRX(TEXSTATE_TWOCOMP_GAMMA_RG); /* If Channel 0 happens to be the Alpha Channel, the * ALPHA_MSB bit would not be set thereby disabling Gamma * for Channel 0. */ } } else { word0.gamma = PVRX(TEXSTATE_GAMMA_ON); } } word0.width = info->extent.width - 1; if (iview_type != VK_IMAGE_VIEW_TYPE_1D && iview_type != VK_IMAGE_VIEW_TYPE_1D_ARRAY) word0.height = info->extent.height - 1; } if (mem_layout == PVR_MEMLAYOUT_LINEAR) { pvr_csb_pack (&state[1], TEXSTATE_STRIDE_IMAGE_WORD1, word1) { assert(info->stride > 0U); word1.stride = info->stride - 1U; word1.num_mip_levels = info->mip_levels; word1.mipmaps_present = info->mipmaps_present; word1.texaddr = PVR_DEV_ADDR_OFFSET(info->addr, info->offset); if (vk_format_is_alpha_on_msb(info->format)) word1.alpha_msb = true; if (!PVR_HAS_FEATURE(dev_info, tpu_extended_integer_lookup) && !PVR_HAS_FEATURE(dev_info, tpu_image_state_v2)) { if (info->flags & PVR_TEXFLAGS_INDEX_LOOKUP || info->flags & PVR_TEXFLAGS_BUFFER) word1.index_lookup = true; } if (info->flags & PVR_TEXFLAGS_BUFFER) word1.mipmaps_present = false; if (PVR_HAS_FEATURE(dev_info, tpu_image_state_v2) && vk_format_is_compressed(info->format)) word1.tpu_image_state_v2_compression_mode = PVRX(TEXSTATE_COMPRESSION_MODE_TPU); } } else { pvr_csb_pack (&state[1], TEXSTATE_IMAGE_WORD1, word1) { word1.num_mip_levels = info->mip_levels; word1.mipmaps_present = info->mipmaps_present; word1.baselevel = info->base_level; if (iview_type == VK_IMAGE_VIEW_TYPE_3D) { if (info->extent.depth > 0) word1.depth = info->extent.depth - 1; } else if (PVR_HAS_FEATURE(dev_info, tpu_array_textures)) { uint32_t array_layers = info->array_size; if (iview_type == VK_IMAGE_VIEW_TYPE_CUBE_ARRAY) array_layers /= 6; if (array_layers > 0) word1.depth = array_layers - 1; } word1.texaddr = PVR_DEV_ADDR_OFFSET(info->addr, info->offset); if (!PVR_HAS_FEATURE(dev_info, tpu_extended_integer_lookup) && !PVR_HAS_FEATURE(dev_info, tpu_image_state_v2)) { if (info->flags & PVR_TEXFLAGS_INDEX_LOOKUP || info->flags & PVR_TEXFLAGS_BUFFER) word1.index_lookup = true; } if (info->flags & PVR_TEXFLAGS_BUFFER) word1.mipmaps_present = false; if (info->flags & PVR_TEXFLAGS_BORDER) word1.border = true; if (vk_format_is_alpha_on_msb(info->format)) word1.alpha_msb = true; if (PVR_HAS_FEATURE(dev_info, tpu_image_state_v2) && vk_format_is_compressed(info->format)) word1.tpu_image_state_v2_compression_mode = PVRX(TEXSTATE_COMPRESSION_MODE_TPU); } } return VK_SUCCESS; }