| /* |
| * Copyright © 2011 Red Hat All Rights Reserved. |
| * |
| * 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, sub license, 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 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 |
| * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS |
| * AND/OR ITS SUPPLIERS 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. |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| */ |
| /* |
| * Authors: |
| * Jérôme Glisse <jglisse@redhat.com> |
| */ |
| #ifdef HAVE_CONFIG_H |
| #include <config.h> |
| #endif |
| #include <stdbool.h> |
| #include <assert.h> |
| #include <errno.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/ioctl.h> |
| #include "drm.h" |
| #include "libdrm_macros.h" |
| #include "xf86drm.h" |
| #include "radeon_drm.h" |
| #include "radeon_surface.h" |
| |
| #define CIK_TILE_MODE_COLOR_2D 14 |
| #define CIK_TILE_MODE_COLOR_2D_SCANOUT 10 |
| #define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_64 0 |
| #define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_128 1 |
| #define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_256 2 |
| #define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_512 3 |
| #define CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_ROW_SIZE 4 |
| |
| #define ALIGN(value, alignment) (((value) + alignment - 1) & ~(alignment - 1)) |
| #define MAX2(A, B) ((A) > (B) ? (A) : (B)) |
| #define MIN2(A, B) ((A) < (B) ? (A) : (B)) |
| |
| /* keep this private */ |
| enum radeon_family { |
| CHIP_UNKNOWN, |
| CHIP_R600, |
| CHIP_RV610, |
| CHIP_RV630, |
| CHIP_RV670, |
| CHIP_RV620, |
| CHIP_RV635, |
| CHIP_RS780, |
| CHIP_RS880, |
| CHIP_RV770, |
| CHIP_RV730, |
| CHIP_RV710, |
| CHIP_RV740, |
| CHIP_CEDAR, |
| CHIP_REDWOOD, |
| CHIP_JUNIPER, |
| CHIP_CYPRESS, |
| CHIP_HEMLOCK, |
| CHIP_PALM, |
| CHIP_SUMO, |
| CHIP_SUMO2, |
| CHIP_BARTS, |
| CHIP_TURKS, |
| CHIP_CAICOS, |
| CHIP_CAYMAN, |
| CHIP_ARUBA, |
| CHIP_TAHITI, |
| CHIP_PITCAIRN, |
| CHIP_VERDE, |
| CHIP_OLAND, |
| CHIP_HAINAN, |
| CHIP_BONAIRE, |
| CHIP_KAVERI, |
| CHIP_KABINI, |
| CHIP_HAWAII, |
| CHIP_MULLINS, |
| CHIP_LAST, |
| }; |
| |
| typedef int (*hw_init_surface_t)(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf); |
| typedef int (*hw_best_surface_t)(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf); |
| |
| struct radeon_hw_info { |
| /* apply to r6, eg */ |
| uint32_t group_bytes; |
| uint32_t num_banks; |
| uint32_t num_pipes; |
| /* apply to eg */ |
| uint32_t row_size; |
| unsigned allow_2d; |
| /* apply to si */ |
| uint32_t tile_mode_array[32]; |
| /* apply to cik */ |
| uint32_t macrotile_mode_array[16]; |
| }; |
| |
| struct radeon_surface_manager { |
| int fd; |
| uint32_t device_id; |
| struct radeon_hw_info hw_info; |
| unsigned family; |
| hw_init_surface_t surface_init; |
| hw_best_surface_t surface_best; |
| }; |
| |
| /* helper */ |
| static int radeon_get_value(int fd, unsigned req, uint32_t *value) |
| { |
| struct drm_radeon_info info = {}; |
| int r; |
| |
| *value = 0; |
| info.request = req; |
| info.value = (uintptr_t)value; |
| r = drmCommandWriteRead(fd, DRM_RADEON_INFO, &info, |
| sizeof(struct drm_radeon_info)); |
| return r; |
| } |
| |
| static int radeon_get_family(struct radeon_surface_manager *surf_man) |
| { |
| switch (surf_man->device_id) { |
| #define CHIPSET(pci_id, name, fam) case pci_id: surf_man->family = CHIP_##fam; break; |
| #include "r600_pci_ids.h" |
| #undef CHIPSET |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static unsigned next_power_of_two(unsigned x) |
| { |
| if (x <= 1) |
| return 1; |
| |
| return (1 << ((sizeof(unsigned) * 8) - __builtin_clz(x - 1))); |
| } |
| |
| static unsigned mip_minify(unsigned size, unsigned level) |
| { |
| unsigned val; |
| |
| val = MAX2(1, size >> level); |
| if (level > 0) |
| val = next_power_of_two(val); |
| return val; |
| } |
| |
| static void surf_minify(struct radeon_surface *surf, |
| struct radeon_surface_level *surflevel, |
| unsigned bpe, unsigned level, |
| uint32_t xalign, uint32_t yalign, uint32_t zalign, |
| uint64_t offset) |
| { |
| surflevel->npix_x = mip_minify(surf->npix_x, level); |
| surflevel->npix_y = mip_minify(surf->npix_y, level); |
| surflevel->npix_z = mip_minify(surf->npix_z, level); |
| surflevel->nblk_x = (surflevel->npix_x + surf->blk_w - 1) / surf->blk_w; |
| surflevel->nblk_y = (surflevel->npix_y + surf->blk_h - 1) / surf->blk_h; |
| surflevel->nblk_z = (surflevel->npix_z + surf->blk_d - 1) / surf->blk_d; |
| if (surf->nsamples == 1 && surflevel->mode == RADEON_SURF_MODE_2D && |
| !(surf->flags & RADEON_SURF_FMASK)) { |
| if (surflevel->nblk_x < xalign || surflevel->nblk_y < yalign) { |
| surflevel->mode = RADEON_SURF_MODE_1D; |
| return; |
| } |
| } |
| surflevel->nblk_x = ALIGN(surflevel->nblk_x, xalign); |
| surflevel->nblk_y = ALIGN(surflevel->nblk_y, yalign); |
| surflevel->nblk_z = ALIGN(surflevel->nblk_z, zalign); |
| |
| surflevel->offset = offset; |
| surflevel->pitch_bytes = surflevel->nblk_x * bpe * surf->nsamples; |
| surflevel->slice_size = (uint64_t)surflevel->pitch_bytes * surflevel->nblk_y; |
| |
| surf->bo_size = offset + surflevel->slice_size * surflevel->nblk_z * surf->array_size; |
| } |
| |
| /* =========================================================================== |
| * r600/r700 family |
| */ |
| static int r6_init_hw_info(struct radeon_surface_manager *surf_man) |
| { |
| uint32_t tiling_config; |
| drmVersionPtr version; |
| int r; |
| |
| r = radeon_get_value(surf_man->fd, RADEON_INFO_TILING_CONFIG, |
| &tiling_config); |
| if (r) { |
| return r; |
| } |
| |
| surf_man->hw_info.allow_2d = 0; |
| version = drmGetVersion(surf_man->fd); |
| if (version && version->version_minor >= 14) { |
| surf_man->hw_info.allow_2d = 1; |
| } |
| drmFreeVersion(version); |
| |
| switch ((tiling_config & 0xe) >> 1) { |
| case 0: |
| surf_man->hw_info.num_pipes = 1; |
| break; |
| case 1: |
| surf_man->hw_info.num_pipes = 2; |
| break; |
| case 2: |
| surf_man->hw_info.num_pipes = 4; |
| break; |
| case 3: |
| surf_man->hw_info.num_pipes = 8; |
| break; |
| default: |
| surf_man->hw_info.num_pipes = 8; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0x30) >> 4) { |
| case 0: |
| surf_man->hw_info.num_banks = 4; |
| break; |
| case 1: |
| surf_man->hw_info.num_banks = 8; |
| break; |
| default: |
| surf_man->hw_info.num_banks = 8; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xc0) >> 6) { |
| case 0: |
| surf_man->hw_info.group_bytes = 256; |
| break; |
| case 1: |
| surf_man->hw_info.group_bytes = 512; |
| break; |
| default: |
| surf_man->hw_info.group_bytes = 256; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| return 0; |
| } |
| |
| static int r6_surface_init_linear(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| uint64_t offset, unsigned start_level) |
| { |
| uint32_t xalign, yalign, zalign; |
| unsigned i; |
| |
| /* compute alignment */ |
| if (!start_level) { |
| surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes); |
| } |
| /* the 32 alignment is for scanout, cb or db but to allow texture to be |
| * easily bound as such we force this alignment to all surface |
| */ |
| xalign = MAX2(1, surf_man->hw_info.group_bytes / surf->bpe); |
| yalign = 1; |
| zalign = 1; |
| if (surf->flags & RADEON_SURF_SCANOUT) { |
| xalign = MAX2((surf->bpe == 1) ? 64 : 32, xalign); |
| } |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| surf->level[i].mode = RADEON_SURF_MODE_LINEAR; |
| surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, offset); |
| /* level0 and first mipmap need to have alignment */ |
| offset = surf->bo_size; |
| if (i == 0) { |
| offset = ALIGN(offset, surf->bo_alignment); |
| } |
| } |
| return 0; |
| } |
| |
| static int r6_surface_init_linear_aligned(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| uint64_t offset, unsigned start_level) |
| { |
| uint32_t xalign, yalign, zalign; |
| unsigned i; |
| |
| /* compute alignment */ |
| if (!start_level) { |
| surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes); |
| } |
| xalign = MAX2(64, surf_man->hw_info.group_bytes / surf->bpe); |
| yalign = 1; |
| zalign = 1; |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| surf->level[i].mode = RADEON_SURF_MODE_LINEAR_ALIGNED; |
| surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, offset); |
| /* level0 and first mipmap need to have alignment */ |
| offset = surf->bo_size; |
| if (i == 0) { |
| offset = ALIGN(offset, surf->bo_alignment); |
| } |
| } |
| return 0; |
| } |
| |
| static int r6_surface_init_1d(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| uint64_t offset, unsigned start_level) |
| { |
| uint32_t xalign, yalign, zalign, tilew; |
| unsigned i; |
| |
| /* compute alignment */ |
| tilew = 8; |
| xalign = surf_man->hw_info.group_bytes / (tilew * surf->bpe * surf->nsamples); |
| xalign = MAX2(tilew, xalign); |
| yalign = tilew; |
| zalign = 1; |
| if (surf->flags & RADEON_SURF_SCANOUT) { |
| xalign = MAX2((surf->bpe == 1) ? 64 : 32, xalign); |
| } |
| if (!start_level) { |
| surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes); |
| } |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| surf->level[i].mode = RADEON_SURF_MODE_1D; |
| surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, offset); |
| /* level0 and first mipmap need to have alignment */ |
| offset = surf->bo_size; |
| if (i == 0) { |
| offset = ALIGN(offset, surf->bo_alignment); |
| } |
| } |
| return 0; |
| } |
| |
| static int r6_surface_init_2d(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| uint64_t offset, unsigned start_level) |
| { |
| uint32_t xalign, yalign, zalign, tilew; |
| unsigned i; |
| |
| /* compute alignment */ |
| tilew = 8; |
| zalign = 1; |
| xalign = (surf_man->hw_info.group_bytes * surf_man->hw_info.num_banks) / |
| (tilew * surf->bpe * surf->nsamples); |
| xalign = MAX2(tilew * surf_man->hw_info.num_banks, xalign); |
| if (surf->flags & RADEON_SURF_FMASK) |
| xalign = MAX2(128, xalign); |
| yalign = tilew * surf_man->hw_info.num_pipes; |
| if (surf->flags & RADEON_SURF_SCANOUT) { |
| xalign = MAX2((surf->bpe == 1) ? 64 : 32, xalign); |
| } |
| if (!start_level) { |
| surf->bo_alignment = |
| MAX2(surf_man->hw_info.num_pipes * |
| surf_man->hw_info.num_banks * |
| surf->nsamples * surf->bpe * 64, |
| xalign * yalign * surf->nsamples * surf->bpe); |
| } |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| surf->level[i].mode = RADEON_SURF_MODE_2D; |
| surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, offset); |
| if (surf->level[i].mode == RADEON_SURF_MODE_1D) { |
| return r6_surface_init_1d(surf_man, surf, offset, i); |
| } |
| /* level0 and first mipmap need to have alignment */ |
| offset = surf->bo_size; |
| if (i == 0) { |
| offset = ALIGN(offset, surf->bo_alignment); |
| } |
| } |
| return 0; |
| } |
| |
| static int r6_surface_init(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode; |
| int r; |
| |
| /* MSAA surfaces support the 2D mode only. */ |
| if (surf->nsamples > 1) { |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE); |
| } |
| |
| /* tiling mode */ |
| mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK; |
| |
| if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) { |
| /* zbuffer only support 1D or 2D tiled surface */ |
| switch (mode) { |
| case RADEON_SURF_MODE_1D: |
| case RADEON_SURF_MODE_2D: |
| break; |
| default: |
| mode = RADEON_SURF_MODE_1D; |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE); |
| break; |
| } |
| } |
| |
| /* force 1d on kernel that can't do 2d */ |
| if (!surf_man->hw_info.allow_2d && mode > RADEON_SURF_MODE_1D) { |
| if (surf->nsamples > 1) { |
| fprintf(stderr, "radeon: Cannot use 2D tiling for an MSAA surface (%i).\n", __LINE__); |
| return -EFAULT; |
| } |
| mode = RADEON_SURF_MODE_1D; |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(mode, MODE); |
| } |
| |
| /* check surface dimension */ |
| if (surf->npix_x > 8192 || surf->npix_y > 8192 || surf->npix_z > 8192) { |
| return -EINVAL; |
| } |
| |
| /* check mipmap last_level */ |
| if (surf->last_level > 14) { |
| return -EINVAL; |
| } |
| |
| /* check tiling mode */ |
| switch (mode) { |
| case RADEON_SURF_MODE_LINEAR: |
| r = r6_surface_init_linear(surf_man, surf, 0, 0); |
| break; |
| case RADEON_SURF_MODE_LINEAR_ALIGNED: |
| r = r6_surface_init_linear_aligned(surf_man, surf, 0, 0); |
| break; |
| case RADEON_SURF_MODE_1D: |
| r = r6_surface_init_1d(surf_man, surf, 0, 0); |
| break; |
| case RADEON_SURF_MODE_2D: |
| r = r6_surface_init_2d(surf_man, surf, 0, 0); |
| break; |
| default: |
| return -EINVAL; |
| } |
| return r; |
| } |
| |
| static int r6_surface_best(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| /* no value to optimize for r6xx/r7xx */ |
| return 0; |
| } |
| |
| |
| /* =========================================================================== |
| * evergreen family |
| */ |
| static int eg_init_hw_info(struct radeon_surface_manager *surf_man) |
| { |
| uint32_t tiling_config; |
| drmVersionPtr version; |
| int r; |
| |
| r = radeon_get_value(surf_man->fd, RADEON_INFO_TILING_CONFIG, |
| &tiling_config); |
| if (r) { |
| return r; |
| } |
| |
| surf_man->hw_info.allow_2d = 0; |
| version = drmGetVersion(surf_man->fd); |
| if (version && version->version_minor >= 16) { |
| surf_man->hw_info.allow_2d = 1; |
| } |
| drmFreeVersion(version); |
| |
| switch (tiling_config & 0xf) { |
| case 0: |
| surf_man->hw_info.num_pipes = 1; |
| break; |
| case 1: |
| surf_man->hw_info.num_pipes = 2; |
| break; |
| case 2: |
| surf_man->hw_info.num_pipes = 4; |
| break; |
| case 3: |
| surf_man->hw_info.num_pipes = 8; |
| break; |
| default: |
| surf_man->hw_info.num_pipes = 8; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf0) >> 4) { |
| case 0: |
| surf_man->hw_info.num_banks = 4; |
| break; |
| case 1: |
| surf_man->hw_info.num_banks = 8; |
| break; |
| case 2: |
| surf_man->hw_info.num_banks = 16; |
| break; |
| default: |
| surf_man->hw_info.num_banks = 8; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf00) >> 8) { |
| case 0: |
| surf_man->hw_info.group_bytes = 256; |
| break; |
| case 1: |
| surf_man->hw_info.group_bytes = 512; |
| break; |
| default: |
| surf_man->hw_info.group_bytes = 256; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf000) >> 12) { |
| case 0: |
| surf_man->hw_info.row_size = 1024; |
| break; |
| case 1: |
| surf_man->hw_info.row_size = 2048; |
| break; |
| case 2: |
| surf_man->hw_info.row_size = 4096; |
| break; |
| default: |
| surf_man->hw_info.row_size = 4096; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| return 0; |
| } |
| |
| static void eg_surf_minify(struct radeon_surface *surf, |
| struct radeon_surface_level *surflevel, |
| unsigned bpe, |
| unsigned level, |
| unsigned slice_pt, |
| unsigned mtilew, |
| unsigned mtileh, |
| unsigned mtileb, |
| uint64_t offset) |
| { |
| unsigned mtile_pr, mtile_ps; |
| |
| surflevel->npix_x = mip_minify(surf->npix_x, level); |
| surflevel->npix_y = mip_minify(surf->npix_y, level); |
| surflevel->npix_z = mip_minify(surf->npix_z, level); |
| surflevel->nblk_x = (surflevel->npix_x + surf->blk_w - 1) / surf->blk_w; |
| surflevel->nblk_y = (surflevel->npix_y + surf->blk_h - 1) / surf->blk_h; |
| surflevel->nblk_z = (surflevel->npix_z + surf->blk_d - 1) / surf->blk_d; |
| if (surf->nsamples == 1 && surflevel->mode == RADEON_SURF_MODE_2D && |
| !(surf->flags & RADEON_SURF_FMASK)) { |
| if (surflevel->nblk_x < mtilew || surflevel->nblk_y < mtileh) { |
| surflevel->mode = RADEON_SURF_MODE_1D; |
| return; |
| } |
| } |
| surflevel->nblk_x = ALIGN(surflevel->nblk_x, mtilew); |
| surflevel->nblk_y = ALIGN(surflevel->nblk_y, mtileh); |
| surflevel->nblk_z = ALIGN(surflevel->nblk_z, 1); |
| |
| /* macro tile per row */ |
| mtile_pr = surflevel->nblk_x / mtilew; |
| /* macro tile per slice */ |
| mtile_ps = (mtile_pr * surflevel->nblk_y) / mtileh; |
| |
| surflevel->offset = offset; |
| surflevel->pitch_bytes = surflevel->nblk_x * bpe * surf->nsamples; |
| surflevel->slice_size = (uint64_t)mtile_ps * mtileb * slice_pt; |
| |
| surf->bo_size = offset + surflevel->slice_size * surflevel->nblk_z * surf->array_size; |
| } |
| |
| static int eg_surface_init_1d(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| struct radeon_surface_level *level, |
| unsigned bpe, |
| uint64_t offset, unsigned start_level) |
| { |
| uint32_t xalign, yalign, zalign, tilew; |
| unsigned i; |
| |
| /* compute alignment */ |
| tilew = 8; |
| xalign = surf_man->hw_info.group_bytes / (tilew * bpe * surf->nsamples); |
| xalign = MAX2(tilew, xalign); |
| yalign = tilew; |
| zalign = 1; |
| if (surf->flags & RADEON_SURF_SCANOUT) { |
| xalign = MAX2((bpe == 1) ? 64 : 32, xalign); |
| } |
| |
| if (!start_level) { |
| unsigned alignment = MAX2(256, surf_man->hw_info.group_bytes); |
| surf->bo_alignment = MAX2(surf->bo_alignment, alignment); |
| |
| if (offset) { |
| offset = ALIGN(offset, alignment); |
| } |
| } |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| level[i].mode = RADEON_SURF_MODE_1D; |
| surf_minify(surf, level+i, bpe, i, xalign, yalign, zalign, offset); |
| /* level0 and first mipmap need to have alignment */ |
| offset = surf->bo_size; |
| if (i == 0) { |
| offset = ALIGN(offset, surf->bo_alignment); |
| } |
| } |
| return 0; |
| } |
| |
| static int eg_surface_init_2d(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| struct radeon_surface_level *level, |
| unsigned bpe, unsigned tile_split, |
| uint64_t offset, unsigned start_level) |
| { |
| unsigned tilew, tileh, tileb; |
| unsigned mtilew, mtileh, mtileb; |
| unsigned slice_pt; |
| unsigned i; |
| |
| /* compute tile values */ |
| tilew = 8; |
| tileh = 8; |
| tileb = tilew * tileh * bpe * surf->nsamples; |
| /* slices per tile */ |
| slice_pt = 1; |
| if (tileb > tile_split && tile_split) { |
| slice_pt = tileb / tile_split; |
| } |
| tileb = tileb / slice_pt; |
| |
| /* macro tile width & height */ |
| mtilew = (tilew * surf->bankw * surf_man->hw_info.num_pipes) * surf->mtilea; |
| mtileh = (tileh * surf->bankh * surf_man->hw_info.num_banks) / surf->mtilea; |
| /* macro tile bytes */ |
| mtileb = (mtilew / tilew) * (mtileh / tileh) * tileb; |
| |
| if (!start_level) { |
| unsigned alignment = MAX2(256, mtileb); |
| surf->bo_alignment = MAX2(surf->bo_alignment, alignment); |
| |
| if (offset) { |
| offset = ALIGN(offset, alignment); |
| } |
| } |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| level[i].mode = RADEON_SURF_MODE_2D; |
| eg_surf_minify(surf, level+i, bpe, i, slice_pt, mtilew, mtileh, mtileb, offset); |
| if (level[i].mode == RADEON_SURF_MODE_1D) { |
| return eg_surface_init_1d(surf_man, surf, level, bpe, offset, i); |
| } |
| /* level0 and first mipmap need to have alignment */ |
| offset = surf->bo_size; |
| if (i == 0) { |
| offset = ALIGN(offset, surf->bo_alignment); |
| } |
| } |
| return 0; |
| } |
| |
| static int eg_surface_sanity(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| unsigned mode) |
| { |
| unsigned tileb; |
| |
| /* check surface dimension */ |
| if (surf->npix_x > 16384 || surf->npix_y > 16384 || surf->npix_z > 16384) { |
| return -EINVAL; |
| } |
| |
| /* check mipmap last_level */ |
| if (surf->last_level > 15) { |
| return -EINVAL; |
| } |
| |
| /* force 1d on kernel that can't do 2d */ |
| if (!surf_man->hw_info.allow_2d && mode > RADEON_SURF_MODE_1D) { |
| if (surf->nsamples > 1) { |
| fprintf(stderr, "radeon: Cannot use 2D tiling for an MSAA surface (%i).\n", __LINE__); |
| return -EFAULT; |
| } |
| mode = RADEON_SURF_MODE_1D; |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(mode, MODE); |
| } |
| |
| /* check tile split */ |
| if (mode == RADEON_SURF_MODE_2D) { |
| switch (surf->tile_split) { |
| case 64: |
| case 128: |
| case 256: |
| case 512: |
| case 1024: |
| case 2048: |
| case 4096: |
| break; |
| default: |
| return -EINVAL; |
| } |
| switch (surf->mtilea) { |
| case 1: |
| case 2: |
| case 4: |
| case 8: |
| break; |
| default: |
| return -EINVAL; |
| } |
| /* check aspect ratio */ |
| if (surf_man->hw_info.num_banks < surf->mtilea) { |
| return -EINVAL; |
| } |
| /* check bank width */ |
| switch (surf->bankw) { |
| case 1: |
| case 2: |
| case 4: |
| case 8: |
| break; |
| default: |
| return -EINVAL; |
| } |
| /* check bank height */ |
| switch (surf->bankh) { |
| case 1: |
| case 2: |
| case 4: |
| case 8: |
| break; |
| default: |
| return -EINVAL; |
| } |
| tileb = MIN2(surf->tile_split, 64 * surf->bpe * surf->nsamples); |
| if ((tileb * surf->bankh * surf->bankw) < surf_man->hw_info.group_bytes) { |
| return -EINVAL; |
| } |
| } |
| |
| return 0; |
| } |
| |
| static int eg_surface_init_1d_miptrees(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned zs_flags = RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER; |
| int r, is_depth_stencil = (surf->flags & zs_flags) == zs_flags; |
| /* Old libdrm_macros.headers didn't have stencil_level in it. This prevents crashes. */ |
| struct radeon_surface_level tmp[RADEON_SURF_MAX_LEVEL]; |
| struct radeon_surface_level *stencil_level = |
| (surf->flags & RADEON_SURF_HAS_SBUFFER_MIPTREE) ? surf->stencil_level : tmp; |
| |
| r = eg_surface_init_1d(surf_man, surf, surf->level, surf->bpe, 0, 0); |
| if (r) |
| return r; |
| |
| if (is_depth_stencil) { |
| r = eg_surface_init_1d(surf_man, surf, stencil_level, 1, |
| surf->bo_size, 0); |
| surf->stencil_offset = stencil_level[0].offset; |
| } |
| return r; |
| } |
| |
| static int eg_surface_init_2d_miptrees(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned zs_flags = RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER; |
| int r, is_depth_stencil = (surf->flags & zs_flags) == zs_flags; |
| /* Old libdrm_macros.headers didn't have stencil_level in it. This prevents crashes. */ |
| struct radeon_surface_level tmp[RADEON_SURF_MAX_LEVEL]; |
| struct radeon_surface_level *stencil_level = |
| (surf->flags & RADEON_SURF_HAS_SBUFFER_MIPTREE) ? surf->stencil_level : tmp; |
| |
| r = eg_surface_init_2d(surf_man, surf, surf->level, surf->bpe, |
| surf->tile_split, 0, 0); |
| if (r) |
| return r; |
| |
| if (is_depth_stencil) { |
| r = eg_surface_init_2d(surf_man, surf, stencil_level, 1, |
| surf->stencil_tile_split, surf->bo_size, 0); |
| surf->stencil_offset = stencil_level[0].offset; |
| } |
| return r; |
| } |
| |
| static int eg_surface_init(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode; |
| int r; |
| |
| /* MSAA surfaces support the 2D mode only. */ |
| if (surf->nsamples > 1) { |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE); |
| } |
| |
| /* tiling mode */ |
| mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK; |
| |
| if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) { |
| /* zbuffer only support 1D or 2D tiled surface */ |
| switch (mode) { |
| case RADEON_SURF_MODE_1D: |
| case RADEON_SURF_MODE_2D: |
| break; |
| default: |
| mode = RADEON_SURF_MODE_1D; |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE); |
| break; |
| } |
| } |
| |
| r = eg_surface_sanity(surf_man, surf, mode); |
| if (r) { |
| return r; |
| } |
| |
| surf->stencil_offset = 0; |
| surf->bo_alignment = 0; |
| |
| /* check tiling mode */ |
| switch (mode) { |
| case RADEON_SURF_MODE_LINEAR: |
| r = r6_surface_init_linear(surf_man, surf, 0, 0); |
| break; |
| case RADEON_SURF_MODE_LINEAR_ALIGNED: |
| r = r6_surface_init_linear_aligned(surf_man, surf, 0, 0); |
| break; |
| case RADEON_SURF_MODE_1D: |
| r = eg_surface_init_1d_miptrees(surf_man, surf); |
| break; |
| case RADEON_SURF_MODE_2D: |
| r = eg_surface_init_2d_miptrees(surf_man, surf); |
| break; |
| default: |
| return -EINVAL; |
| } |
| return r; |
| } |
| |
| static unsigned log2_int(unsigned x) |
| { |
| unsigned l; |
| |
| if (x < 2) { |
| return 0; |
| } |
| for (l = 2; ; l++) { |
| if ((unsigned)(1 << l) > x) { |
| return l - 1; |
| } |
| } |
| return 0; |
| } |
| |
| /* compute best tile_split, bankw, bankh, mtilea |
| * depending on surface |
| */ |
| static int eg_surface_best(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode, tileb, h_over_w; |
| int r; |
| |
| /* tiling mode */ |
| mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK; |
| |
| /* set some default value to avoid sanity check choking on them */ |
| surf->tile_split = 1024; |
| surf->bankw = 1; |
| surf->bankh = 1; |
| surf->mtilea = surf_man->hw_info.num_banks; |
| tileb = MIN2(surf->tile_split, 64 * surf->bpe * surf->nsamples); |
| for (; surf->bankh <= 8; surf->bankh *= 2) { |
| if ((tileb * surf->bankh * surf->bankw) >= surf_man->hw_info.group_bytes) { |
| break; |
| } |
| } |
| if (surf->mtilea > 8) { |
| surf->mtilea = 8; |
| } |
| |
| r = eg_surface_sanity(surf_man, surf, mode); |
| if (r) { |
| return r; |
| } |
| |
| if (mode != RADEON_SURF_MODE_2D) { |
| /* nothing to do for non 2D tiled surface */ |
| return 0; |
| } |
| |
| /* Tweak TILE_SPLIT for performance here. */ |
| if (surf->nsamples > 1) { |
| if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) { |
| switch (surf->nsamples) { |
| case 2: |
| surf->tile_split = 128; |
| break; |
| case 4: |
| surf->tile_split = 128; |
| break; |
| case 8: |
| surf->tile_split = 256; |
| break; |
| case 16: /* cayman only */ |
| surf->tile_split = 512; |
| break; |
| default: |
| fprintf(stderr, "radeon: Wrong number of samples %i (%i)\n", |
| surf->nsamples, __LINE__); |
| return -EINVAL; |
| } |
| surf->stencil_tile_split = 64; |
| } else { |
| /* tile split must be >= 256 for colorbuffer surfaces, |
| * SAMPLE_SPLIT = tile_split / (bpe * 64), the optimal value is 2 |
| */ |
| surf->tile_split = MAX2(2 * surf->bpe * 64, 256); |
| if (surf->tile_split > 4096) |
| surf->tile_split = 4096; |
| } |
| } else { |
| /* set tile split to row size */ |
| surf->tile_split = surf_man->hw_info.row_size; |
| surf->stencil_tile_split = surf_man->hw_info.row_size / 2; |
| } |
| |
| /* bankw or bankh greater than 1 increase alignment requirement, not |
| * sure if it's worth using smaller bankw & bankh to stick with 2D |
| * tiling on small surface rather than falling back to 1D tiling. |
| * Use recommended value based on tile size for now. |
| * |
| * fmask buffer has different optimal value figure them out once we |
| * use it. |
| */ |
| if (surf->flags & RADEON_SURF_SBUFFER) { |
| /* assume 1 bytes for stencil, we optimize for stencil as stencil |
| * and depth shares surface values |
| */ |
| tileb = MIN2(surf->tile_split, 64 * surf->nsamples); |
| } else { |
| tileb = MIN2(surf->tile_split, 64 * surf->bpe * surf->nsamples); |
| } |
| |
| /* use bankw of 1 to minimize width alignment, might be interesting to |
| * increase it for large surface |
| */ |
| surf->bankw = 1; |
| switch (tileb) { |
| case 64: |
| surf->bankh = 4; |
| break; |
| case 128: |
| case 256: |
| surf->bankh = 2; |
| break; |
| default: |
| surf->bankh = 1; |
| break; |
| } |
| /* double check the constraint */ |
| for (; surf->bankh <= 8; surf->bankh *= 2) { |
| if ((tileb * surf->bankh * surf->bankw) >= surf_man->hw_info.group_bytes) { |
| break; |
| } |
| } |
| |
| h_over_w = (((surf->bankh * surf_man->hw_info.num_banks) << 16) / |
| (surf->bankw * surf_man->hw_info.num_pipes)) >> 16; |
| surf->mtilea = 1 << (log2_int(h_over_w) >> 1); |
| |
| return 0; |
| } |
| |
| |
| /* =========================================================================== |
| * Southern Islands family |
| */ |
| #define SI__GB_TILE_MODE__PIPE_CONFIG(x) (((x) >> 6) & 0x1f) |
| #define SI__PIPE_CONFIG__ADDR_SURF_P2 0 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P4_8x16 4 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P4_16x16 5 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P4_16x32 6 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P4_32x32 7 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16 8 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16 9 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16 10 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16 11 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16 12 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32 13 |
| #define SI__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32 14 |
| #define SI__GB_TILE_MODE__TILE_SPLIT(x) (((x) >> 11) & 0x7) |
| #define SI__TILE_SPLIT__64B 0 |
| #define SI__TILE_SPLIT__128B 1 |
| #define SI__TILE_SPLIT__256B 2 |
| #define SI__TILE_SPLIT__512B 3 |
| #define SI__TILE_SPLIT__1024B 4 |
| #define SI__TILE_SPLIT__2048B 5 |
| #define SI__TILE_SPLIT__4096B 6 |
| #define SI__GB_TILE_MODE__BANK_WIDTH(x) (((x) >> 14) & 0x3) |
| #define SI__BANK_WIDTH__1 0 |
| #define SI__BANK_WIDTH__2 1 |
| #define SI__BANK_WIDTH__4 2 |
| #define SI__BANK_WIDTH__8 3 |
| #define SI__GB_TILE_MODE__BANK_HEIGHT(x) (((x) >> 16) & 0x3) |
| #define SI__BANK_HEIGHT__1 0 |
| #define SI__BANK_HEIGHT__2 1 |
| #define SI__BANK_HEIGHT__4 2 |
| #define SI__BANK_HEIGHT__8 3 |
| #define SI__GB_TILE_MODE__MACRO_TILE_ASPECT(x) (((x) >> 18) & 0x3) |
| #define SI__MACRO_TILE_ASPECT__1 0 |
| #define SI__MACRO_TILE_ASPECT__2 1 |
| #define SI__MACRO_TILE_ASPECT__4 2 |
| #define SI__MACRO_TILE_ASPECT__8 3 |
| #define SI__GB_TILE_MODE__NUM_BANKS(x) (((x) >> 20) & 0x3) |
| #define SI__NUM_BANKS__2_BANK 0 |
| #define SI__NUM_BANKS__4_BANK 1 |
| #define SI__NUM_BANKS__8_BANK 2 |
| #define SI__NUM_BANKS__16_BANK 3 |
| |
| |
| static void si_gb_tile_mode(uint32_t gb_tile_mode, |
| unsigned *num_pipes, |
| unsigned *num_banks, |
| uint32_t *macro_tile_aspect, |
| uint32_t *bank_w, |
| uint32_t *bank_h, |
| uint32_t *tile_split) |
| { |
| if (num_pipes) { |
| switch (SI__GB_TILE_MODE__PIPE_CONFIG(gb_tile_mode)) { |
| case SI__PIPE_CONFIG__ADDR_SURF_P2: |
| default: |
| *num_pipes = 2; |
| break; |
| case SI__PIPE_CONFIG__ADDR_SURF_P4_8x16: |
| case SI__PIPE_CONFIG__ADDR_SURF_P4_16x16: |
| case SI__PIPE_CONFIG__ADDR_SURF_P4_16x32: |
| case SI__PIPE_CONFIG__ADDR_SURF_P4_32x32: |
| *num_pipes = 4; |
| break; |
| case SI__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16: |
| case SI__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16: |
| case SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16: |
| case SI__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16: |
| case SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16: |
| case SI__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32: |
| case SI__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32: |
| *num_pipes = 8; |
| break; |
| } |
| } |
| if (num_banks) { |
| switch (SI__GB_TILE_MODE__NUM_BANKS(gb_tile_mode)) { |
| default: |
| case SI__NUM_BANKS__2_BANK: |
| *num_banks = 2; |
| break; |
| case SI__NUM_BANKS__4_BANK: |
| *num_banks = 4; |
| break; |
| case SI__NUM_BANKS__8_BANK: |
| *num_banks = 8; |
| break; |
| case SI__NUM_BANKS__16_BANK: |
| *num_banks = 16; |
| break; |
| } |
| } |
| if (macro_tile_aspect) { |
| switch (SI__GB_TILE_MODE__MACRO_TILE_ASPECT(gb_tile_mode)) { |
| default: |
| case SI__MACRO_TILE_ASPECT__1: |
| *macro_tile_aspect = 1; |
| break; |
| case SI__MACRO_TILE_ASPECT__2: |
| *macro_tile_aspect = 2; |
| break; |
| case SI__MACRO_TILE_ASPECT__4: |
| *macro_tile_aspect = 4; |
| break; |
| case SI__MACRO_TILE_ASPECT__8: |
| *macro_tile_aspect = 8; |
| break; |
| } |
| } |
| if (bank_w) { |
| switch (SI__GB_TILE_MODE__BANK_WIDTH(gb_tile_mode)) { |
| default: |
| case SI__BANK_WIDTH__1: |
| *bank_w = 1; |
| break; |
| case SI__BANK_WIDTH__2: |
| *bank_w = 2; |
| break; |
| case SI__BANK_WIDTH__4: |
| *bank_w = 4; |
| break; |
| case SI__BANK_WIDTH__8: |
| *bank_w = 8; |
| break; |
| } |
| } |
| if (bank_h) { |
| switch (SI__GB_TILE_MODE__BANK_HEIGHT(gb_tile_mode)) { |
| default: |
| case SI__BANK_HEIGHT__1: |
| *bank_h = 1; |
| break; |
| case SI__BANK_HEIGHT__2: |
| *bank_h = 2; |
| break; |
| case SI__BANK_HEIGHT__4: |
| *bank_h = 4; |
| break; |
| case SI__BANK_HEIGHT__8: |
| *bank_h = 8; |
| break; |
| } |
| } |
| if (tile_split) { |
| switch (SI__GB_TILE_MODE__TILE_SPLIT(gb_tile_mode)) { |
| default: |
| case SI__TILE_SPLIT__64B: |
| *tile_split = 64; |
| break; |
| case SI__TILE_SPLIT__128B: |
| *tile_split = 128; |
| break; |
| case SI__TILE_SPLIT__256B: |
| *tile_split = 256; |
| break; |
| case SI__TILE_SPLIT__512B: |
| *tile_split = 512; |
| break; |
| case SI__TILE_SPLIT__1024B: |
| *tile_split = 1024; |
| break; |
| case SI__TILE_SPLIT__2048B: |
| *tile_split = 2048; |
| break; |
| case SI__TILE_SPLIT__4096B: |
| *tile_split = 4096; |
| break; |
| } |
| } |
| } |
| |
| static int si_init_hw_info(struct radeon_surface_manager *surf_man) |
| { |
| uint32_t tiling_config; |
| drmVersionPtr version; |
| int r; |
| |
| r = radeon_get_value(surf_man->fd, RADEON_INFO_TILING_CONFIG, |
| &tiling_config); |
| if (r) { |
| return r; |
| } |
| |
| surf_man->hw_info.allow_2d = 0; |
| version = drmGetVersion(surf_man->fd); |
| if (version && version->version_minor >= 33) { |
| if (!radeon_get_value(surf_man->fd, RADEON_INFO_SI_TILE_MODE_ARRAY, surf_man->hw_info.tile_mode_array)) { |
| surf_man->hw_info.allow_2d = 1; |
| } |
| } |
| drmFreeVersion(version); |
| |
| switch (tiling_config & 0xf) { |
| case 0: |
| surf_man->hw_info.num_pipes = 1; |
| break; |
| case 1: |
| surf_man->hw_info.num_pipes = 2; |
| break; |
| case 2: |
| surf_man->hw_info.num_pipes = 4; |
| break; |
| case 3: |
| surf_man->hw_info.num_pipes = 8; |
| break; |
| default: |
| surf_man->hw_info.num_pipes = 8; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf0) >> 4) { |
| case 0: |
| surf_man->hw_info.num_banks = 4; |
| break; |
| case 1: |
| surf_man->hw_info.num_banks = 8; |
| break; |
| case 2: |
| surf_man->hw_info.num_banks = 16; |
| break; |
| default: |
| surf_man->hw_info.num_banks = 8; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf00) >> 8) { |
| case 0: |
| surf_man->hw_info.group_bytes = 256; |
| break; |
| case 1: |
| surf_man->hw_info.group_bytes = 512; |
| break; |
| default: |
| surf_man->hw_info.group_bytes = 256; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf000) >> 12) { |
| case 0: |
| surf_man->hw_info.row_size = 1024; |
| break; |
| case 1: |
| surf_man->hw_info.row_size = 2048; |
| break; |
| case 2: |
| surf_man->hw_info.row_size = 4096; |
| break; |
| default: |
| surf_man->hw_info.row_size = 4096; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| return 0; |
| } |
| |
| static int si_surface_sanity(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| unsigned mode, unsigned *tile_mode, unsigned *stencil_tile_mode) |
| { |
| uint32_t gb_tile_mode; |
| |
| /* check surface dimension */ |
| if (surf->npix_x > 16384 || surf->npix_y > 16384 || surf->npix_z > 16384) { |
| return -EINVAL; |
| } |
| |
| /* check mipmap last_level */ |
| if (surf->last_level > 15) { |
| return -EINVAL; |
| } |
| |
| /* force 1d on kernel that can't do 2d */ |
| if (mode > RADEON_SURF_MODE_1D && |
| (!surf_man->hw_info.allow_2d || !(surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX))) { |
| if (surf->nsamples > 1) { |
| fprintf(stderr, "radeon: Cannot use 1D tiling for an MSAA surface (%i).\n", __LINE__); |
| return -EFAULT; |
| } |
| mode = RADEON_SURF_MODE_1D; |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(mode, MODE); |
| } |
| |
| if (surf->nsamples > 1 && mode != RADEON_SURF_MODE_2D) { |
| return -EINVAL; |
| } |
| |
| if (!surf->tile_split) { |
| /* default value */ |
| surf->mtilea = 1; |
| surf->bankw = 1; |
| surf->bankh = 1; |
| surf->tile_split = 64; |
| surf->stencil_tile_split = 64; |
| } |
| |
| switch (mode) { |
| case RADEON_SURF_MODE_2D: |
| if (surf->flags & RADEON_SURF_SBUFFER) { |
| switch (surf->nsamples) { |
| case 1: |
| *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D; |
| break; |
| case 2: |
| *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_2AA; |
| break; |
| case 4: |
| *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_4AA; |
| break; |
| case 8: |
| *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_8AA; |
| break; |
| default: |
| return -EINVAL; |
| } |
| /* retrieve tiling mode value */ |
| gb_tile_mode = surf_man->hw_info.tile_mode_array[*stencil_tile_mode]; |
| si_gb_tile_mode(gb_tile_mode, NULL, NULL, NULL, NULL, NULL, &surf->stencil_tile_split); |
| } |
| if (surf->flags & RADEON_SURF_ZBUFFER) { |
| switch (surf->nsamples) { |
| case 1: |
| *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D; |
| break; |
| case 2: |
| *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_2AA; |
| break; |
| case 4: |
| *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_4AA; |
| break; |
| case 8: |
| *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_2D_8AA; |
| break; |
| default: |
| return -EINVAL; |
| } |
| } else if (surf->flags & RADEON_SURF_SCANOUT) { |
| switch (surf->bpe) { |
| case 2: |
| *tile_mode = SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP; |
| break; |
| case 4: |
| *tile_mode = SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP; |
| break; |
| default: |
| return -EINVAL; |
| } |
| } else { |
| switch (surf->bpe) { |
| case 1: |
| *tile_mode = SI_TILE_MODE_COLOR_2D_8BPP; |
| break; |
| case 2: |
| *tile_mode = SI_TILE_MODE_COLOR_2D_16BPP; |
| break; |
| case 4: |
| *tile_mode = SI_TILE_MODE_COLOR_2D_32BPP; |
| break; |
| case 8: |
| case 16: |
| *tile_mode = SI_TILE_MODE_COLOR_2D_64BPP; |
| break; |
| default: |
| return -EINVAL; |
| } |
| } |
| /* retrieve tiling mode value */ |
| gb_tile_mode = surf_man->hw_info.tile_mode_array[*tile_mode]; |
| si_gb_tile_mode(gb_tile_mode, NULL, NULL, &surf->mtilea, &surf->bankw, &surf->bankh, &surf->tile_split); |
| break; |
| case RADEON_SURF_MODE_1D: |
| if (surf->flags & RADEON_SURF_SBUFFER) { |
| *stencil_tile_mode = SI_TILE_MODE_DEPTH_STENCIL_1D; |
| } |
| if (surf->flags & RADEON_SURF_ZBUFFER) { |
| *tile_mode = SI_TILE_MODE_DEPTH_STENCIL_1D; |
| } else if (surf->flags & RADEON_SURF_SCANOUT) { |
| *tile_mode = SI_TILE_MODE_COLOR_1D_SCANOUT; |
| } else { |
| *tile_mode = SI_TILE_MODE_COLOR_1D; |
| } |
| break; |
| case RADEON_SURF_MODE_LINEAR_ALIGNED: |
| default: |
| *tile_mode = SI_TILE_MODE_COLOR_LINEAR_ALIGNED; |
| } |
| |
| return 0; |
| } |
| |
| static void si_surf_minify(struct radeon_surface *surf, |
| struct radeon_surface_level *surflevel, |
| unsigned bpe, unsigned level, |
| uint32_t xalign, uint32_t yalign, uint32_t zalign, |
| uint32_t slice_align, uint64_t offset) |
| { |
| if (level == 0) { |
| surflevel->npix_x = surf->npix_x; |
| } else { |
| surflevel->npix_x = mip_minify(next_power_of_two(surf->npix_x), level); |
| } |
| surflevel->npix_y = mip_minify(surf->npix_y, level); |
| surflevel->npix_z = mip_minify(surf->npix_z, level); |
| |
| if (level == 0 && surf->last_level > 0) { |
| surflevel->nblk_x = (next_power_of_two(surflevel->npix_x) + surf->blk_w - 1) / surf->blk_w; |
| surflevel->nblk_y = (next_power_of_two(surflevel->npix_y) + surf->blk_h - 1) / surf->blk_h; |
| surflevel->nblk_z = (next_power_of_two(surflevel->npix_z) + surf->blk_d - 1) / surf->blk_d; |
| } else { |
| surflevel->nblk_x = (surflevel->npix_x + surf->blk_w - 1) / surf->blk_w; |
| surflevel->nblk_y = (surflevel->npix_y + surf->blk_h - 1) / surf->blk_h; |
| surflevel->nblk_z = (surflevel->npix_z + surf->blk_d - 1) / surf->blk_d; |
| } |
| |
| surflevel->nblk_y = ALIGN(surflevel->nblk_y, yalign); |
| |
| /* XXX: Texture sampling uses unexpectedly large pitches in some cases, |
| * these are just guesses for the rules behind those |
| */ |
| if (level == 0 && surf->last_level == 0) |
| /* Non-mipmap pitch padded to slice alignment */ |
| /* Using just bpe here breaks stencil blitting; surf->bpe works. */ |
| xalign = MAX2(xalign, slice_align / surf->bpe); |
| else if (surflevel->mode == RADEON_SURF_MODE_LINEAR_ALIGNED) |
| /* Small rows evenly distributed across slice */ |
| xalign = MAX2(xalign, slice_align / bpe / surflevel->nblk_y); |
| |
| surflevel->nblk_x = ALIGN(surflevel->nblk_x, xalign); |
| surflevel->nblk_z = ALIGN(surflevel->nblk_z, zalign); |
| |
| surflevel->offset = offset; |
| surflevel->pitch_bytes = surflevel->nblk_x * bpe * surf->nsamples; |
| surflevel->slice_size = ALIGN((uint64_t)surflevel->pitch_bytes * surflevel->nblk_y, |
| (uint64_t)slice_align); |
| |
| surf->bo_size = offset + surflevel->slice_size * surflevel->nblk_z * surf->array_size; |
| } |
| |
| static void si_surf_minify_2d(struct radeon_surface *surf, |
| struct radeon_surface_level *surflevel, |
| unsigned bpe, unsigned level, unsigned slice_pt, |
| uint32_t xalign, uint32_t yalign, uint32_t zalign, |
| unsigned mtileb, uint64_t offset) |
| { |
| unsigned mtile_pr, mtile_ps; |
| |
| if (level == 0) { |
| surflevel->npix_x = surf->npix_x; |
| } else { |
| surflevel->npix_x = mip_minify(next_power_of_two(surf->npix_x), level); |
| } |
| surflevel->npix_y = mip_minify(surf->npix_y, level); |
| surflevel->npix_z = mip_minify(surf->npix_z, level); |
| |
| if (level == 0 && surf->last_level > 0) { |
| surflevel->nblk_x = (next_power_of_two(surflevel->npix_x) + surf->blk_w - 1) / surf->blk_w; |
| surflevel->nblk_y = (next_power_of_two(surflevel->npix_y) + surf->blk_h - 1) / surf->blk_h; |
| surflevel->nblk_z = (next_power_of_two(surflevel->npix_z) + surf->blk_d - 1) / surf->blk_d; |
| } else { |
| surflevel->nblk_x = (surflevel->npix_x + surf->blk_w - 1) / surf->blk_w; |
| surflevel->nblk_y = (surflevel->npix_y + surf->blk_h - 1) / surf->blk_h; |
| surflevel->nblk_z = (surflevel->npix_z + surf->blk_d - 1) / surf->blk_d; |
| } |
| |
| if (surf->nsamples == 1 && surflevel->mode == RADEON_SURF_MODE_2D && |
| !(surf->flags & RADEON_SURF_FMASK)) { |
| if (surflevel->nblk_x < xalign || surflevel->nblk_y < yalign) { |
| surflevel->mode = RADEON_SURF_MODE_1D; |
| return; |
| } |
| } |
| surflevel->nblk_x = ALIGN(surflevel->nblk_x, xalign); |
| surflevel->nblk_y = ALIGN(surflevel->nblk_y, yalign); |
| surflevel->nblk_z = ALIGN(surflevel->nblk_z, zalign); |
| |
| /* macro tile per row */ |
| mtile_pr = surflevel->nblk_x / xalign; |
| /* macro tile per slice */ |
| mtile_ps = (mtile_pr * surflevel->nblk_y) / yalign; |
| surflevel->offset = offset; |
| surflevel->pitch_bytes = surflevel->nblk_x * bpe * surf->nsamples; |
| surflevel->slice_size = (uint64_t)mtile_ps * mtileb * slice_pt; |
| |
| surf->bo_size = offset + surflevel->slice_size * surflevel->nblk_z * surf->array_size; |
| } |
| |
| static int si_surface_init_linear_aligned(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| unsigned tile_mode, |
| uint64_t offset, unsigned start_level) |
| { |
| uint32_t xalign, yalign, zalign, slice_align; |
| unsigned i; |
| |
| /* compute alignment */ |
| if (!start_level) { |
| surf->bo_alignment = MAX2(256, surf_man->hw_info.group_bytes); |
| } |
| xalign = MAX2(8, 64 / surf->bpe); |
| yalign = 1; |
| zalign = 1; |
| slice_align = MAX2(64 * surf->bpe, surf_man->hw_info.group_bytes); |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| surf->level[i].mode = RADEON_SURF_MODE_LINEAR_ALIGNED; |
| si_surf_minify(surf, surf->level+i, surf->bpe, i, xalign, yalign, zalign, slice_align, offset); |
| /* level0 and first mipmap need to have alignment */ |
| offset = surf->bo_size; |
| if (i == 0) { |
| offset = ALIGN(offset, surf->bo_alignment); |
| } |
| if (surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX) { |
| surf->tiling_index[i] = tile_mode; |
| } |
| } |
| return 0; |
| } |
| |
| static int si_surface_init_1d(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| struct radeon_surface_level *level, |
| unsigned bpe, unsigned tile_mode, |
| uint64_t offset, unsigned start_level) |
| { |
| uint32_t xalign, yalign, zalign, slice_align; |
| unsigned alignment = MAX2(256, surf_man->hw_info.group_bytes); |
| unsigned i; |
| |
| /* compute alignment */ |
| xalign = 8; |
| yalign = 8; |
| zalign = 1; |
| slice_align = surf_man->hw_info.group_bytes; |
| if (surf->flags & RADEON_SURF_SCANOUT) { |
| xalign = MAX2((bpe == 1) ? 64 : 32, xalign); |
| } |
| |
| if (start_level <= 1) { |
| surf->bo_alignment = MAX2(surf->bo_alignment, alignment); |
| |
| if (offset) { |
| offset = ALIGN(offset, alignment); |
| } |
| } |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| level[i].mode = RADEON_SURF_MODE_1D; |
| si_surf_minify(surf, level+i, bpe, i, xalign, yalign, zalign, slice_align, offset); |
| /* level0 and first mipmap need to have alignment */ |
| offset = surf->bo_size; |
| if (i == 0) { |
| offset = ALIGN(offset, alignment); |
| } |
| if (surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX) { |
| if (surf->level == level) { |
| surf->tiling_index[i] = tile_mode; |
| /* it's ok because stencil is done after */ |
| surf->stencil_tiling_index[i] = tile_mode; |
| } else { |
| surf->stencil_tiling_index[i] = tile_mode; |
| } |
| } |
| } |
| return 0; |
| } |
| |
| static int si_surface_init_1d_miptrees(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| unsigned tile_mode, unsigned stencil_tile_mode) |
| { |
| int r; |
| |
| r = si_surface_init_1d(surf_man, surf, surf->level, surf->bpe, tile_mode, 0, 0); |
| if (r) { |
| return r; |
| } |
| |
| if (surf->flags & RADEON_SURF_SBUFFER) { |
| r = si_surface_init_1d(surf_man, surf, surf->stencil_level, 1, stencil_tile_mode, surf->bo_size, 0); |
| surf->stencil_offset = surf->stencil_level[0].offset; |
| } |
| return r; |
| } |
| |
| static int si_surface_init_2d(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| struct radeon_surface_level *level, |
| unsigned bpe, unsigned tile_mode, |
| unsigned num_pipes, unsigned num_banks, |
| unsigned tile_split, |
| uint64_t offset, |
| unsigned start_level) |
| { |
| uint64_t aligned_offset = offset; |
| unsigned tilew, tileh, tileb; |
| unsigned mtilew, mtileh, mtileb; |
| unsigned slice_pt; |
| unsigned i; |
| |
| /* compute tile values */ |
| tilew = 8; |
| tileh = 8; |
| tileb = tilew * tileh * bpe * surf->nsamples; |
| /* slices per tile */ |
| slice_pt = 1; |
| if (tileb > tile_split && tile_split) { |
| slice_pt = tileb / tile_split; |
| } |
| tileb = tileb / slice_pt; |
| |
| /* macro tile width & height */ |
| mtilew = (tilew * surf->bankw * num_pipes) * surf->mtilea; |
| mtileh = (tileh * surf->bankh * num_banks) / surf->mtilea; |
| |
| /* macro tile bytes */ |
| mtileb = (mtilew / tilew) * (mtileh / tileh) * tileb; |
| |
| if (start_level <= 1) { |
| unsigned alignment = MAX2(256, mtileb); |
| surf->bo_alignment = MAX2(surf->bo_alignment, alignment); |
| |
| if (aligned_offset) { |
| aligned_offset = ALIGN(aligned_offset, alignment); |
| } |
| } |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| level[i].mode = RADEON_SURF_MODE_2D; |
| si_surf_minify_2d(surf, level+i, bpe, i, slice_pt, mtilew, mtileh, 1, mtileb, aligned_offset); |
| if (level[i].mode == RADEON_SURF_MODE_1D) { |
| switch (tile_mode) { |
| case SI_TILE_MODE_COLOR_2D_8BPP: |
| case SI_TILE_MODE_COLOR_2D_16BPP: |
| case SI_TILE_MODE_COLOR_2D_32BPP: |
| case SI_TILE_MODE_COLOR_2D_64BPP: |
| tile_mode = SI_TILE_MODE_COLOR_1D; |
| break; |
| case SI_TILE_MODE_COLOR_2D_SCANOUT_16BPP: |
| case SI_TILE_MODE_COLOR_2D_SCANOUT_32BPP: |
| tile_mode = SI_TILE_MODE_COLOR_1D_SCANOUT; |
| break; |
| case SI_TILE_MODE_DEPTH_STENCIL_2D: |
| tile_mode = SI_TILE_MODE_DEPTH_STENCIL_1D; |
| break; |
| default: |
| return -EINVAL; |
| } |
| return si_surface_init_1d(surf_man, surf, level, bpe, tile_mode, offset, i); |
| } |
| /* level0 and first mipmap need to have alignment */ |
| aligned_offset = offset = surf->bo_size; |
| if (i == 0) { |
| aligned_offset = ALIGN(aligned_offset, surf->bo_alignment); |
| } |
| if (surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX) { |
| if (surf->level == level) { |
| surf->tiling_index[i] = tile_mode; |
| /* it's ok because stencil is done after */ |
| surf->stencil_tiling_index[i] = tile_mode; |
| } else { |
| surf->stencil_tiling_index[i] = tile_mode; |
| } |
| } |
| } |
| return 0; |
| } |
| |
| static int si_surface_init_2d_miptrees(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| unsigned tile_mode, unsigned stencil_tile_mode) |
| { |
| unsigned num_pipes, num_banks; |
| uint32_t gb_tile_mode; |
| int r; |
| |
| /* retrieve tiling mode value */ |
| gb_tile_mode = surf_man->hw_info.tile_mode_array[tile_mode]; |
| si_gb_tile_mode(gb_tile_mode, &num_pipes, &num_banks, NULL, NULL, NULL, NULL); |
| |
| r = si_surface_init_2d(surf_man, surf, surf->level, surf->bpe, tile_mode, num_pipes, num_banks, surf->tile_split, 0, 0); |
| if (r) { |
| return r; |
| } |
| |
| if (surf->flags & RADEON_SURF_SBUFFER) { |
| r = si_surface_init_2d(surf_man, surf, surf->stencil_level, 1, stencil_tile_mode, num_pipes, num_banks, surf->stencil_tile_split, surf->bo_size, 0); |
| surf->stencil_offset = surf->stencil_level[0].offset; |
| } |
| return r; |
| } |
| |
| static int si_surface_init(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode, tile_mode, stencil_tile_mode; |
| int r; |
| |
| /* MSAA surfaces support the 2D mode only. */ |
| if (surf->nsamples > 1) { |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE); |
| } |
| |
| /* tiling mode */ |
| mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK; |
| |
| if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) { |
| /* zbuffer only support 1D or 2D tiled surface */ |
| switch (mode) { |
| case RADEON_SURF_MODE_1D: |
| case RADEON_SURF_MODE_2D: |
| break; |
| default: |
| mode = RADEON_SURF_MODE_1D; |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE); |
| break; |
| } |
| } |
| |
| r = si_surface_sanity(surf_man, surf, mode, &tile_mode, &stencil_tile_mode); |
| if (r) { |
| return r; |
| } |
| |
| surf->stencil_offset = 0; |
| surf->bo_alignment = 0; |
| |
| /* check tiling mode */ |
| switch (mode) { |
| case RADEON_SURF_MODE_LINEAR: |
| r = r6_surface_init_linear(surf_man, surf, 0, 0); |
| break; |
| case RADEON_SURF_MODE_LINEAR_ALIGNED: |
| r = si_surface_init_linear_aligned(surf_man, surf, tile_mode, 0, 0); |
| break; |
| case RADEON_SURF_MODE_1D: |
| r = si_surface_init_1d_miptrees(surf_man, surf, tile_mode, stencil_tile_mode); |
| break; |
| case RADEON_SURF_MODE_2D: |
| r = si_surface_init_2d_miptrees(surf_man, surf, tile_mode, stencil_tile_mode); |
| break; |
| default: |
| return -EINVAL; |
| } |
| return r; |
| } |
| |
| /* |
| * depending on surface |
| */ |
| static int si_surface_best(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode, tile_mode, stencil_tile_mode; |
| |
| /* tiling mode */ |
| mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK; |
| |
| if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER) && |
| !(surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX)) { |
| /* depth/stencil force 1d tiling for old mesa */ |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE); |
| } |
| |
| return si_surface_sanity(surf_man, surf, mode, &tile_mode, &stencil_tile_mode); |
| } |
| |
| |
| /* =========================================================================== |
| * Sea Islands family |
| */ |
| #define CIK__GB_TILE_MODE__PIPE_CONFIG(x) (((x) >> 6) & 0x1f) |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P2 0 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P4_8x16 4 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P4_16x16 5 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P4_16x32 6 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P4_32x32 7 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16 8 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16 9 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16 10 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16 11 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16 12 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32 13 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32 14 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_8X16 16 |
| #define CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_16X16 17 |
| #define CIK__GB_TILE_MODE__TILE_SPLIT(x) (((x) >> 11) & 0x7) |
| #define CIK__TILE_SPLIT__64B 0 |
| #define CIK__TILE_SPLIT__128B 1 |
| #define CIK__TILE_SPLIT__256B 2 |
| #define CIK__TILE_SPLIT__512B 3 |
| #define CIK__TILE_SPLIT__1024B 4 |
| #define CIK__TILE_SPLIT__2048B 5 |
| #define CIK__TILE_SPLIT__4096B 6 |
| #define CIK__GB_TILE_MODE__SAMPLE_SPLIT(x) (((x) >> 25) & 0x3) |
| #define CIK__SAMPLE_SPLIT__1 0 |
| #define CIK__SAMPLE_SPLIT__2 1 |
| #define CIK__SAMPLE_SPLIT__4 2 |
| #define CIK__SAMPLE_SPLIT__8 3 |
| #define CIK__GB_MACROTILE_MODE__BANK_WIDTH(x) ((x) & 0x3) |
| #define CIK__BANK_WIDTH__1 0 |
| #define CIK__BANK_WIDTH__2 1 |
| #define CIK__BANK_WIDTH__4 2 |
| #define CIK__BANK_WIDTH__8 3 |
| #define CIK__GB_MACROTILE_MODE__BANK_HEIGHT(x) (((x) >> 2) & 0x3) |
| #define CIK__BANK_HEIGHT__1 0 |
| #define CIK__BANK_HEIGHT__2 1 |
| #define CIK__BANK_HEIGHT__4 2 |
| #define CIK__BANK_HEIGHT__8 3 |
| #define CIK__GB_MACROTILE_MODE__MACRO_TILE_ASPECT(x) (((x) >> 4) & 0x3) |
| #define CIK__MACRO_TILE_ASPECT__1 0 |
| #define CIK__MACRO_TILE_ASPECT__2 1 |
| #define CIK__MACRO_TILE_ASPECT__4 2 |
| #define CIK__MACRO_TILE_ASPECT__8 3 |
| #define CIK__GB_MACROTILE_MODE__NUM_BANKS(x) (((x) >> 6) & 0x3) |
| #define CIK__NUM_BANKS__2_BANK 0 |
| #define CIK__NUM_BANKS__4_BANK 1 |
| #define CIK__NUM_BANKS__8_BANK 2 |
| #define CIK__NUM_BANKS__16_BANK 3 |
| |
| |
| static void cik_get_2d_params(struct radeon_surface_manager *surf_man, |
| unsigned bpe, unsigned nsamples, bool is_color, |
| unsigned tile_mode, |
| uint32_t *num_pipes, |
| uint32_t *tile_split_ptr, |
| uint32_t *num_banks, |
| uint32_t *macro_tile_aspect, |
| uint32_t *bank_w, |
| uint32_t *bank_h) |
| { |
| uint32_t gb_tile_mode = surf_man->hw_info.tile_mode_array[tile_mode]; |
| unsigned tileb_1x, tileb; |
| unsigned gb_macrotile_mode; |
| unsigned macrotile_index; |
| unsigned tile_split, sample_split; |
| |
| if (num_pipes) { |
| switch (CIK__GB_TILE_MODE__PIPE_CONFIG(gb_tile_mode)) { |
| case CIK__PIPE_CONFIG__ADDR_SURF_P2: |
| default: |
| *num_pipes = 2; |
| break; |
| case CIK__PIPE_CONFIG__ADDR_SURF_P4_8x16: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P4_16x16: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P4_16x32: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P4_32x32: |
| *num_pipes = 4; |
| break; |
| case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x16_8x16: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_8x16: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_8x16: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P8_16x32_16x16: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x16: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x32_16x32: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P8_32x64_32x32: |
| *num_pipes = 8; |
| break; |
| case CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_8X16: |
| case CIK__PIPE_CONFIG__ADDR_SURF_P16_32X32_16X16: |
| *num_pipes = 16; |
| break; |
| } |
| } |
| switch (CIK__GB_TILE_MODE__TILE_SPLIT(gb_tile_mode)) { |
| default: |
| case CIK__TILE_SPLIT__64B: |
| tile_split = 64; |
| break; |
| case CIK__TILE_SPLIT__128B: |
| tile_split = 128; |
| break; |
| case CIK__TILE_SPLIT__256B: |
| tile_split = 256; |
| break; |
| case CIK__TILE_SPLIT__512B: |
| tile_split = 512; |
| break; |
| case CIK__TILE_SPLIT__1024B: |
| tile_split = 1024; |
| break; |
| case CIK__TILE_SPLIT__2048B: |
| tile_split = 2048; |
| break; |
| case CIK__TILE_SPLIT__4096B: |
| tile_split = 4096; |
| break; |
| } |
| switch (CIK__GB_TILE_MODE__SAMPLE_SPLIT(gb_tile_mode)) { |
| default: |
| case CIK__SAMPLE_SPLIT__1: |
| sample_split = 1; |
| break; |
| case CIK__SAMPLE_SPLIT__2: |
| sample_split = 2; |
| break; |
| case CIK__SAMPLE_SPLIT__4: |
| sample_split = 4; |
| break; |
| case CIK__SAMPLE_SPLIT__8: |
| sample_split = 8; |
| break; |
| } |
| |
| /* Adjust the tile split. */ |
| tileb_1x = 8 * 8 * bpe; |
| if (is_color) { |
| tile_split = MAX2(256, sample_split * tileb_1x); |
| } |
| tile_split = MIN2(surf_man->hw_info.row_size, tile_split); |
| |
| /* Determine the macrotile index. */ |
| tileb = MIN2(tile_split, nsamples * tileb_1x); |
| |
| for (macrotile_index = 0; tileb > 64; macrotile_index++) { |
| tileb >>= 1; |
| } |
| gb_macrotile_mode = surf_man->hw_info.macrotile_mode_array[macrotile_index]; |
| |
| if (tile_split_ptr) { |
| *tile_split_ptr = tile_split; |
| } |
| if (num_banks) { |
| switch (CIK__GB_MACROTILE_MODE__NUM_BANKS(gb_macrotile_mode)) { |
| default: |
| case CIK__NUM_BANKS__2_BANK: |
| *num_banks = 2; |
| break; |
| case CIK__NUM_BANKS__4_BANK: |
| *num_banks = 4; |
| break; |
| case CIK__NUM_BANKS__8_BANK: |
| *num_banks = 8; |
| break; |
| case CIK__NUM_BANKS__16_BANK: |
| *num_banks = 16; |
| break; |
| } |
| } |
| if (macro_tile_aspect) { |
| switch (CIK__GB_MACROTILE_MODE__MACRO_TILE_ASPECT(gb_macrotile_mode)) { |
| default: |
| case CIK__MACRO_TILE_ASPECT__1: |
| *macro_tile_aspect = 1; |
| break; |
| case CIK__MACRO_TILE_ASPECT__2: |
| *macro_tile_aspect = 2; |
| break; |
| case CIK__MACRO_TILE_ASPECT__4: |
| *macro_tile_aspect = 4; |
| break; |
| case CIK__MACRO_TILE_ASPECT__8: |
| *macro_tile_aspect = 8; |
| break; |
| } |
| } |
| if (bank_w) { |
| switch (CIK__GB_MACROTILE_MODE__BANK_WIDTH(gb_macrotile_mode)) { |
| default: |
| case CIK__BANK_WIDTH__1: |
| *bank_w = 1; |
| break; |
| case CIK__BANK_WIDTH__2: |
| *bank_w = 2; |
| break; |
| case CIK__BANK_WIDTH__4: |
| *bank_w = 4; |
| break; |
| case CIK__BANK_WIDTH__8: |
| *bank_w = 8; |
| break; |
| } |
| } |
| if (bank_h) { |
| switch (CIK__GB_MACROTILE_MODE__BANK_HEIGHT(gb_macrotile_mode)) { |
| default: |
| case CIK__BANK_HEIGHT__1: |
| *bank_h = 1; |
| break; |
| case CIK__BANK_HEIGHT__2: |
| *bank_h = 2; |
| break; |
| case CIK__BANK_HEIGHT__4: |
| *bank_h = 4; |
| break; |
| case CIK__BANK_HEIGHT__8: |
| *bank_h = 8; |
| break; |
| } |
| } |
| } |
| |
| static int cik_init_hw_info(struct radeon_surface_manager *surf_man) |
| { |
| uint32_t tiling_config; |
| drmVersionPtr version; |
| int r; |
| |
| r = radeon_get_value(surf_man->fd, RADEON_INFO_TILING_CONFIG, |
| &tiling_config); |
| if (r) { |
| return r; |
| } |
| |
| surf_man->hw_info.allow_2d = 0; |
| version = drmGetVersion(surf_man->fd); |
| if (version && version->version_minor >= 35) { |
| if (!radeon_get_value(surf_man->fd, RADEON_INFO_SI_TILE_MODE_ARRAY, surf_man->hw_info.tile_mode_array) && |
| !radeon_get_value(surf_man->fd, RADEON_INFO_CIK_MACROTILE_MODE_ARRAY, surf_man->hw_info.macrotile_mode_array)) { |
| surf_man->hw_info.allow_2d = 1; |
| } |
| } |
| drmFreeVersion(version); |
| |
| switch (tiling_config & 0xf) { |
| case 0: |
| surf_man->hw_info.num_pipes = 1; |
| break; |
| case 1: |
| surf_man->hw_info.num_pipes = 2; |
| break; |
| case 2: |
| surf_man->hw_info.num_pipes = 4; |
| break; |
| case 3: |
| surf_man->hw_info.num_pipes = 8; |
| break; |
| default: |
| surf_man->hw_info.num_pipes = 8; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf0) >> 4) { |
| case 0: |
| surf_man->hw_info.num_banks = 4; |
| break; |
| case 1: |
| surf_man->hw_info.num_banks = 8; |
| break; |
| case 2: |
| surf_man->hw_info.num_banks = 16; |
| break; |
| default: |
| surf_man->hw_info.num_banks = 8; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf00) >> 8) { |
| case 0: |
| surf_man->hw_info.group_bytes = 256; |
| break; |
| case 1: |
| surf_man->hw_info.group_bytes = 512; |
| break; |
| default: |
| surf_man->hw_info.group_bytes = 256; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| |
| switch ((tiling_config & 0xf000) >> 12) { |
| case 0: |
| surf_man->hw_info.row_size = 1024; |
| break; |
| case 1: |
| surf_man->hw_info.row_size = 2048; |
| break; |
| case 2: |
| surf_man->hw_info.row_size = 4096; |
| break; |
| default: |
| surf_man->hw_info.row_size = 4096; |
| surf_man->hw_info.allow_2d = 0; |
| break; |
| } |
| return 0; |
| } |
| |
| static int cik_surface_sanity(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| unsigned mode, unsigned *tile_mode, unsigned *stencil_tile_mode) |
| { |
| /* check surface dimension */ |
| if (surf->npix_x > 16384 || surf->npix_y > 16384 || surf->npix_z > 16384) { |
| return -EINVAL; |
| } |
| |
| /* check mipmap last_level */ |
| if (surf->last_level > 15) { |
| return -EINVAL; |
| } |
| |
| /* force 1d on kernel that can't do 2d */ |
| if (mode > RADEON_SURF_MODE_1D && |
| (!surf_man->hw_info.allow_2d || !(surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX))) { |
| if (surf->nsamples > 1) { |
| fprintf(stderr, "radeon: Cannot use 1D tiling for an MSAA surface (%i).\n", __LINE__); |
| return -EFAULT; |
| } |
| mode = RADEON_SURF_MODE_1D; |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(mode, MODE); |
| } |
| |
| if (surf->nsamples > 1 && mode != RADEON_SURF_MODE_2D) { |
| return -EINVAL; |
| } |
| |
| if (!surf->tile_split) { |
| /* default value */ |
| surf->mtilea = 1; |
| surf->bankw = 1; |
| surf->bankh = 1; |
| surf->tile_split = 64; |
| surf->stencil_tile_split = 64; |
| } |
| |
| switch (mode) { |
| case RADEON_SURF_MODE_2D: { |
| if (surf->flags & RADEON_SURF_Z_OR_SBUFFER) { |
| switch (surf->nsamples) { |
| case 1: |
| *tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_64; |
| break; |
| case 2: |
| case 4: |
| *tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_128; |
| break; |
| case 8: |
| *tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_256; |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| if (surf->flags & RADEON_SURF_SBUFFER) { |
| *stencil_tile_mode = *tile_mode; |
| |
| cik_get_2d_params(surf_man, 1, surf->nsamples, false, |
| *stencil_tile_mode, NULL, |
| &surf->stencil_tile_split, |
| NULL, NULL, NULL, NULL); |
| } |
| } else if (surf->flags & RADEON_SURF_SCANOUT) { |
| *tile_mode = CIK_TILE_MODE_COLOR_2D_SCANOUT; |
| } else { |
| *tile_mode = CIK_TILE_MODE_COLOR_2D; |
| } |
| |
| /* retrieve tiling mode values */ |
| cik_get_2d_params(surf_man, surf->bpe, surf->nsamples, |
| !(surf->flags & RADEON_SURF_Z_OR_SBUFFER), *tile_mode, |
| NULL, &surf->tile_split, NULL, &surf->mtilea, |
| &surf->bankw, &surf->bankh); |
| break; |
| } |
| case RADEON_SURF_MODE_1D: |
| if (surf->flags & RADEON_SURF_SBUFFER) { |
| *stencil_tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_1D; |
| } |
| if (surf->flags & RADEON_SURF_ZBUFFER) { |
| *tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_1D; |
| } else if (surf->flags & RADEON_SURF_SCANOUT) { |
| *tile_mode = SI_TILE_MODE_COLOR_1D_SCANOUT; |
| } else { |
| *tile_mode = SI_TILE_MODE_COLOR_1D; |
| } |
| break; |
| case RADEON_SURF_MODE_LINEAR_ALIGNED: |
| default: |
| *tile_mode = SI_TILE_MODE_COLOR_LINEAR_ALIGNED; |
| } |
| |
| return 0; |
| } |
| |
| static int cik_surface_init_2d(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| struct radeon_surface_level *level, |
| unsigned bpe, unsigned tile_mode, |
| unsigned tile_split, |
| unsigned num_pipes, unsigned num_banks, |
| uint64_t offset, |
| unsigned start_level) |
| { |
| uint64_t aligned_offset = offset; |
| unsigned tilew, tileh, tileb_1x, tileb; |
| unsigned mtilew, mtileh, mtileb; |
| unsigned slice_pt; |
| unsigned i; |
| |
| /* compute tile values */ |
| tilew = 8; |
| tileh = 8; |
| tileb_1x = tilew * tileh * bpe; |
| |
| tile_split = MIN2(surf_man->hw_info.row_size, tile_split); |
| |
| tileb = surf->nsamples * tileb_1x; |
| |
| /* slices per tile */ |
| slice_pt = 1; |
| if (tileb > tile_split && tile_split) { |
| slice_pt = tileb / tile_split; |
| tileb = tileb / slice_pt; |
| } |
| |
| /* macro tile width & height */ |
| mtilew = (tilew * surf->bankw * num_pipes) * surf->mtilea; |
| mtileh = (tileh * surf->bankh * num_banks) / surf->mtilea; |
| |
| /* macro tile bytes */ |
| mtileb = (mtilew / tilew) * (mtileh / tileh) * tileb; |
| |
| if (start_level <= 1) { |
| unsigned alignment = MAX2(256, mtileb); |
| surf->bo_alignment = MAX2(surf->bo_alignment, alignment); |
| |
| if (aligned_offset) { |
| aligned_offset = ALIGN(aligned_offset, alignment); |
| } |
| } |
| |
| /* build mipmap tree */ |
| for (i = start_level; i <= surf->last_level; i++) { |
| level[i].mode = RADEON_SURF_MODE_2D; |
| si_surf_minify_2d(surf, level+i, bpe, i, slice_pt, mtilew, mtileh, 1, mtileb, aligned_offset); |
| if (level[i].mode == RADEON_SURF_MODE_1D) { |
| switch (tile_mode) { |
| case CIK_TILE_MODE_COLOR_2D: |
| tile_mode = SI_TILE_MODE_COLOR_1D; |
| break; |
| case CIK_TILE_MODE_COLOR_2D_SCANOUT: |
| tile_mode = SI_TILE_MODE_COLOR_1D_SCANOUT; |
| break; |
| case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_64: |
| case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_128: |
| case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_256: |
| case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_512: |
| case CIK_TILE_MODE_DEPTH_STENCIL_2D_TILESPLIT_ROW_SIZE: |
| tile_mode = CIK_TILE_MODE_DEPTH_STENCIL_1D; |
| break; |
| default: |
| return -EINVAL; |
| } |
| return si_surface_init_1d(surf_man, surf, level, bpe, tile_mode, offset, i); |
| } |
| /* level0 and first mipmap need to have alignment */ |
| aligned_offset = offset = surf->bo_size; |
| if (i == 0) { |
| aligned_offset = ALIGN(aligned_offset, surf->bo_alignment); |
| } |
| if (surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX) { |
| if (surf->level == level) { |
| surf->tiling_index[i] = tile_mode; |
| /* it's ok because stencil is done after */ |
| surf->stencil_tiling_index[i] = tile_mode; |
| } else { |
| surf->stencil_tiling_index[i] = tile_mode; |
| } |
| } |
| } |
| return 0; |
| } |
| |
| static int cik_surface_init_2d_miptrees(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| unsigned tile_mode, unsigned stencil_tile_mode) |
| { |
| int r; |
| uint32_t num_pipes, num_banks; |
| |
| cik_get_2d_params(surf_man, surf->bpe, surf->nsamples, |
| !(surf->flags & RADEON_SURF_Z_OR_SBUFFER), tile_mode, |
| &num_pipes, NULL, &num_banks, NULL, NULL, NULL); |
| |
| r = cik_surface_init_2d(surf_man, surf, surf->level, surf->bpe, tile_mode, |
| surf->tile_split, num_pipes, num_banks, 0, 0); |
| if (r) { |
| return r; |
| } |
| |
| if (surf->flags & RADEON_SURF_SBUFFER) { |
| r = cik_surface_init_2d(surf_man, surf, surf->stencil_level, 1, stencil_tile_mode, |
| surf->stencil_tile_split, num_pipes, num_banks, |
| surf->bo_size, 0); |
| surf->stencil_offset = surf->stencil_level[0].offset; |
| } |
| return r; |
| } |
| |
| static int cik_surface_init(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode, tile_mode, stencil_tile_mode; |
| int r; |
| |
| /* MSAA surfaces support the 2D mode only. */ |
| if (surf->nsamples > 1) { |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_2D, MODE); |
| } |
| |
| /* tiling mode */ |
| mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK; |
| |
| if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER)) { |
| /* zbuffer only support 1D or 2D tiled surface */ |
| switch (mode) { |
| case RADEON_SURF_MODE_1D: |
| case RADEON_SURF_MODE_2D: |
| break; |
| default: |
| mode = RADEON_SURF_MODE_1D; |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE); |
| break; |
| } |
| } |
| |
| r = cik_surface_sanity(surf_man, surf, mode, &tile_mode, &stencil_tile_mode); |
| if (r) { |
| return r; |
| } |
| |
| surf->stencil_offset = 0; |
| surf->bo_alignment = 0; |
| |
| /* check tiling mode */ |
| switch (mode) { |
| case RADEON_SURF_MODE_LINEAR: |
| r = r6_surface_init_linear(surf_man, surf, 0, 0); |
| break; |
| case RADEON_SURF_MODE_LINEAR_ALIGNED: |
| r = si_surface_init_linear_aligned(surf_man, surf, tile_mode, 0, 0); |
| break; |
| case RADEON_SURF_MODE_1D: |
| r = si_surface_init_1d_miptrees(surf_man, surf, tile_mode, stencil_tile_mode); |
| break; |
| case RADEON_SURF_MODE_2D: |
| r = cik_surface_init_2d_miptrees(surf_man, surf, tile_mode, stencil_tile_mode); |
| break; |
| default: |
| return -EINVAL; |
| } |
| return r; |
| } |
| |
| /* |
| * depending on surface |
| */ |
| static int cik_surface_best(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode, tile_mode, stencil_tile_mode; |
| |
| /* tiling mode */ |
| mode = (surf->flags >> RADEON_SURF_MODE_SHIFT) & RADEON_SURF_MODE_MASK; |
| |
| if (surf->flags & (RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER) && |
| !(surf->flags & RADEON_SURF_HAS_TILE_MODE_INDEX)) { |
| /* depth/stencil force 1d tiling for old mesa */ |
| surf->flags = RADEON_SURF_CLR(surf->flags, MODE); |
| surf->flags |= RADEON_SURF_SET(RADEON_SURF_MODE_1D, MODE); |
| } |
| |
| return cik_surface_sanity(surf_man, surf, mode, &tile_mode, &stencil_tile_mode); |
| } |
| |
| |
| /* =========================================================================== |
| * public API |
| */ |
| struct radeon_surface_manager * |
| radeon_surface_manager_new(int fd) |
| { |
| struct radeon_surface_manager *surf_man; |
| |
| surf_man = calloc(1, sizeof(struct radeon_surface_manager)); |
| if (surf_man == NULL) { |
| return NULL; |
| } |
| surf_man->fd = fd; |
| if (radeon_get_value(fd, RADEON_INFO_DEVICE_ID, &surf_man->device_id)) { |
| goto out_err; |
| } |
| if (radeon_get_family(surf_man)) { |
| goto out_err; |
| } |
| |
| if (surf_man->family <= CHIP_RV740) { |
| if (r6_init_hw_info(surf_man)) { |
| goto out_err; |
| } |
| surf_man->surface_init = &r6_surface_init; |
| surf_man->surface_best = &r6_surface_best; |
| } else if (surf_man->family <= CHIP_ARUBA) { |
| if (eg_init_hw_info(surf_man)) { |
| goto out_err; |
| } |
| surf_man->surface_init = &eg_surface_init; |
| surf_man->surface_best = &eg_surface_best; |
| } else if (surf_man->family < CHIP_BONAIRE) { |
| if (si_init_hw_info(surf_man)) { |
| goto out_err; |
| } |
| surf_man->surface_init = &si_surface_init; |
| surf_man->surface_best = &si_surface_best; |
| } else { |
| if (cik_init_hw_info(surf_man)) { |
| goto out_err; |
| } |
| surf_man->surface_init = &cik_surface_init; |
| surf_man->surface_best = &cik_surface_best; |
| } |
| |
| return surf_man; |
| out_err: |
| free(surf_man); |
| return NULL; |
| } |
| |
| void |
| radeon_surface_manager_free(struct radeon_surface_manager *surf_man) |
| { |
| free(surf_man); |
| } |
| |
| static int radeon_surface_sanity(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf, |
| unsigned type, |
| unsigned mode) |
| { |
| if (surf_man == NULL || surf_man->surface_init == NULL || surf == NULL) { |
| return -EINVAL; |
| } |
| |
| /* all dimension must be at least 1 ! */ |
| if (!surf->npix_x || !surf->npix_y || !surf->npix_z) { |
| return -EINVAL; |
| } |
| if (!surf->blk_w || !surf->blk_h || !surf->blk_d) { |
| return -EINVAL; |
| } |
| if (!surf->array_size) { |
| return -EINVAL; |
| } |
| /* array size must be a power of 2 */ |
| surf->array_size = next_power_of_two(surf->array_size); |
| |
| switch (surf->nsamples) { |
| case 1: |
| case 2: |
| case 4: |
| case 8: |
| break; |
| default: |
| return -EINVAL; |
| } |
| /* check type */ |
| switch (type) { |
| case RADEON_SURF_TYPE_1D: |
| if (surf->npix_y > 1) { |
| return -EINVAL; |
| } |
| case RADEON_SURF_TYPE_2D: |
| if (surf->npix_z > 1) { |
| return -EINVAL; |
| } |
| break; |
| case RADEON_SURF_TYPE_CUBEMAP: |
| if (surf->npix_z > 1) { |
| return -EINVAL; |
| } |
| /* deal with cubemap as they were texture array */ |
| if (surf_man->family >= CHIP_RV770) { |
| surf->array_size = 8; |
| } else { |
| surf->array_size = 6; |
| } |
| break; |
| case RADEON_SURF_TYPE_3D: |
| break; |
| case RADEON_SURF_TYPE_1D_ARRAY: |
| if (surf->npix_y > 1) { |
| return -EINVAL; |
| } |
| case RADEON_SURF_TYPE_2D_ARRAY: |
| break; |
| default: |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| int |
| radeon_surface_init(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode, type; |
| int r; |
| |
| type = RADEON_SURF_GET(surf->flags, TYPE); |
| mode = RADEON_SURF_GET(surf->flags, MODE); |
| |
| r = radeon_surface_sanity(surf_man, surf, type, mode); |
| if (r) { |
| return r; |
| } |
| return surf_man->surface_init(surf_man, surf); |
| } |
| |
| int |
| radeon_surface_best(struct radeon_surface_manager *surf_man, |
| struct radeon_surface *surf) |
| { |
| unsigned mode, type; |
| int r; |
| |
| type = RADEON_SURF_GET(surf->flags, TYPE); |
| mode = RADEON_SURF_GET(surf->flags, MODE); |
| |
| r = radeon_surface_sanity(surf_man, surf, type, mode); |
| if (r) { |
| return r; |
| } |
| return surf_man->surface_best(surf_man, surf); |
| } |
