| /* |
| * Copyright 2008 Advanced Micro Devices, Inc. |
| * Copyright 2008 Red Hat Inc. |
| * Copyright 2009 Jerome Glisse. |
| * |
| * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. |
| * |
| * Authors: Dave Airlie |
| * Alex Deucher |
| * Jerome Glisse |
| */ |
| #include <linux/kernel.h> |
| #include <drm/drmP.h> |
| #include "radeon.h" |
| #include "r600d.h" |
| #include "r600_reg_safe.h" |
| |
| static int r600_nomm; |
| extern void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size); |
| |
| |
| struct r600_cs_track { |
| /* configuration we miror so that we use same code btw kms/ums */ |
| u32 group_size; |
| u32 nbanks; |
| u32 npipes; |
| /* value we track */ |
| u32 sq_config; |
| u32 log_nsamples; |
| u32 nsamples; |
| u32 cb_color_base_last[8]; |
| struct radeon_bo *cb_color_bo[8]; |
| u64 cb_color_bo_mc[8]; |
| u64 cb_color_bo_offset[8]; |
| struct radeon_bo *cb_color_frag_bo[8]; |
| u64 cb_color_frag_offset[8]; |
| struct radeon_bo *cb_color_tile_bo[8]; |
| u64 cb_color_tile_offset[8]; |
| u32 cb_color_mask[8]; |
| u32 cb_color_info[8]; |
| u32 cb_color_view[8]; |
| u32 cb_color_size_idx[8]; /* unused */ |
| u32 cb_target_mask; |
| u32 cb_shader_mask; /* unused */ |
| bool is_resolve; |
| u32 cb_color_size[8]; |
| u32 vgt_strmout_en; |
| u32 vgt_strmout_buffer_en; |
| struct radeon_bo *vgt_strmout_bo[4]; |
| u64 vgt_strmout_bo_mc[4]; /* unused */ |
| u32 vgt_strmout_bo_offset[4]; |
| u32 vgt_strmout_size[4]; |
| u32 db_depth_control; |
| u32 db_depth_info; |
| u32 db_depth_size_idx; |
| u32 db_depth_view; |
| u32 db_depth_size; |
| u32 db_offset; |
| struct radeon_bo *db_bo; |
| u64 db_bo_mc; |
| bool sx_misc_kill_all_prims; |
| bool cb_dirty; |
| bool db_dirty; |
| bool streamout_dirty; |
| struct radeon_bo *htile_bo; |
| u64 htile_offset; |
| u32 htile_surface; |
| }; |
| |
| #define FMT_8_BIT(fmt, vc) [fmt] = { 1, 1, 1, vc, CHIP_R600 } |
| #define FMT_16_BIT(fmt, vc) [fmt] = { 1, 1, 2, vc, CHIP_R600 } |
| #define FMT_24_BIT(fmt) [fmt] = { 1, 1, 4, 0, CHIP_R600 } |
| #define FMT_32_BIT(fmt, vc) [fmt] = { 1, 1, 4, vc, CHIP_R600 } |
| #define FMT_48_BIT(fmt) [fmt] = { 1, 1, 8, 0, CHIP_R600 } |
| #define FMT_64_BIT(fmt, vc) [fmt] = { 1, 1, 8, vc, CHIP_R600 } |
| #define FMT_96_BIT(fmt) [fmt] = { 1, 1, 12, 0, CHIP_R600 } |
| #define FMT_128_BIT(fmt, vc) [fmt] = { 1, 1, 16,vc, CHIP_R600 } |
| |
| struct gpu_formats { |
| unsigned blockwidth; |
| unsigned blockheight; |
| unsigned blocksize; |
| unsigned valid_color; |
| enum radeon_family min_family; |
| }; |
| |
| static const struct gpu_formats color_formats_table[] = { |
| /* 8 bit */ |
| FMT_8_BIT(V_038004_COLOR_8, 1), |
| FMT_8_BIT(V_038004_COLOR_4_4, 1), |
| FMT_8_BIT(V_038004_COLOR_3_3_2, 1), |
| FMT_8_BIT(V_038004_FMT_1, 0), |
| |
| /* 16-bit */ |
| FMT_16_BIT(V_038004_COLOR_16, 1), |
| FMT_16_BIT(V_038004_COLOR_16_FLOAT, 1), |
| FMT_16_BIT(V_038004_COLOR_8_8, 1), |
| FMT_16_BIT(V_038004_COLOR_5_6_5, 1), |
| FMT_16_BIT(V_038004_COLOR_6_5_5, 1), |
| FMT_16_BIT(V_038004_COLOR_1_5_5_5, 1), |
| FMT_16_BIT(V_038004_COLOR_4_4_4_4, 1), |
| FMT_16_BIT(V_038004_COLOR_5_5_5_1, 1), |
| |
| /* 24-bit */ |
| FMT_24_BIT(V_038004_FMT_8_8_8), |
| |
| /* 32-bit */ |
| FMT_32_BIT(V_038004_COLOR_32, 1), |
| FMT_32_BIT(V_038004_COLOR_32_FLOAT, 1), |
| FMT_32_BIT(V_038004_COLOR_16_16, 1), |
| FMT_32_BIT(V_038004_COLOR_16_16_FLOAT, 1), |
| FMT_32_BIT(V_038004_COLOR_8_24, 1), |
| FMT_32_BIT(V_038004_COLOR_8_24_FLOAT, 1), |
| FMT_32_BIT(V_038004_COLOR_24_8, 1), |
| FMT_32_BIT(V_038004_COLOR_24_8_FLOAT, 1), |
| FMT_32_BIT(V_038004_COLOR_10_11_11, 1), |
| FMT_32_BIT(V_038004_COLOR_10_11_11_FLOAT, 1), |
| FMT_32_BIT(V_038004_COLOR_11_11_10, 1), |
| FMT_32_BIT(V_038004_COLOR_11_11_10_FLOAT, 1), |
| FMT_32_BIT(V_038004_COLOR_2_10_10_10, 1), |
| FMT_32_BIT(V_038004_COLOR_8_8_8_8, 1), |
| FMT_32_BIT(V_038004_COLOR_10_10_10_2, 1), |
| FMT_32_BIT(V_038004_FMT_5_9_9_9_SHAREDEXP, 0), |
| FMT_32_BIT(V_038004_FMT_32_AS_8, 0), |
| FMT_32_BIT(V_038004_FMT_32_AS_8_8, 0), |
| |
| /* 48-bit */ |
| FMT_48_BIT(V_038004_FMT_16_16_16), |
| FMT_48_BIT(V_038004_FMT_16_16_16_FLOAT), |
| |
| /* 64-bit */ |
| FMT_64_BIT(V_038004_COLOR_X24_8_32_FLOAT, 1), |
| FMT_64_BIT(V_038004_COLOR_32_32, 1), |
| FMT_64_BIT(V_038004_COLOR_32_32_FLOAT, 1), |
| FMT_64_BIT(V_038004_COLOR_16_16_16_16, 1), |
| FMT_64_BIT(V_038004_COLOR_16_16_16_16_FLOAT, 1), |
| |
| FMT_96_BIT(V_038004_FMT_32_32_32), |
| FMT_96_BIT(V_038004_FMT_32_32_32_FLOAT), |
| |
| /* 128-bit */ |
| FMT_128_BIT(V_038004_COLOR_32_32_32_32, 1), |
| FMT_128_BIT(V_038004_COLOR_32_32_32_32_FLOAT, 1), |
| |
| [V_038004_FMT_GB_GR] = { 2, 1, 4, 0 }, |
| [V_038004_FMT_BG_RG] = { 2, 1, 4, 0 }, |
| |
| /* block compressed formats */ |
| [V_038004_FMT_BC1] = { 4, 4, 8, 0 }, |
| [V_038004_FMT_BC2] = { 4, 4, 16, 0 }, |
| [V_038004_FMT_BC3] = { 4, 4, 16, 0 }, |
| [V_038004_FMT_BC4] = { 4, 4, 8, 0 }, |
| [V_038004_FMT_BC5] = { 4, 4, 16, 0}, |
| [V_038004_FMT_BC6] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */ |
| [V_038004_FMT_BC7] = { 4, 4, 16, 0, CHIP_CEDAR}, /* Evergreen-only */ |
| |
| /* The other Evergreen formats */ |
| [V_038004_FMT_32_AS_32_32_32_32] = { 1, 1, 4, 0, CHIP_CEDAR}, |
| }; |
| |
| bool r600_fmt_is_valid_color(u32 format) |
| { |
| if (format >= ARRAY_SIZE(color_formats_table)) |
| return false; |
| |
| if (color_formats_table[format].valid_color) |
| return true; |
| |
| return false; |
| } |
| |
| bool r600_fmt_is_valid_texture(u32 format, enum radeon_family family) |
| { |
| if (format >= ARRAY_SIZE(color_formats_table)) |
| return false; |
| |
| if (family < color_formats_table[format].min_family) |
| return false; |
| |
| if (color_formats_table[format].blockwidth > 0) |
| return true; |
| |
| return false; |
| } |
| |
| int r600_fmt_get_blocksize(u32 format) |
| { |
| if (format >= ARRAY_SIZE(color_formats_table)) |
| return 0; |
| |
| return color_formats_table[format].blocksize; |
| } |
| |
| int r600_fmt_get_nblocksx(u32 format, u32 w) |
| { |
| unsigned bw; |
| |
| if (format >= ARRAY_SIZE(color_formats_table)) |
| return 0; |
| |
| bw = color_formats_table[format].blockwidth; |
| if (bw == 0) |
| return 0; |
| |
| return (w + bw - 1) / bw; |
| } |
| |
| int r600_fmt_get_nblocksy(u32 format, u32 h) |
| { |
| unsigned bh; |
| |
| if (format >= ARRAY_SIZE(color_formats_table)) |
| return 0; |
| |
| bh = color_formats_table[format].blockheight; |
| if (bh == 0) |
| return 0; |
| |
| return (h + bh - 1) / bh; |
| } |
| |
| struct array_mode_checker { |
| int array_mode; |
| u32 group_size; |
| u32 nbanks; |
| u32 npipes; |
| u32 nsamples; |
| u32 blocksize; |
| }; |
| |
| /* returns alignment in pixels for pitch/height/depth and bytes for base */ |
| static int r600_get_array_mode_alignment(struct array_mode_checker *values, |
| u32 *pitch_align, |
| u32 *height_align, |
| u32 *depth_align, |
| u64 *base_align) |
| { |
| u32 tile_width = 8; |
| u32 tile_height = 8; |
| u32 macro_tile_width = values->nbanks; |
| u32 macro_tile_height = values->npipes; |
| u32 tile_bytes = tile_width * tile_height * values->blocksize * values->nsamples; |
| u32 macro_tile_bytes = macro_tile_width * macro_tile_height * tile_bytes; |
| |
| switch (values->array_mode) { |
| case ARRAY_LINEAR_GENERAL: |
| /* technically tile_width/_height for pitch/height */ |
| *pitch_align = 1; /* tile_width */ |
| *height_align = 1; /* tile_height */ |
| *depth_align = 1; |
| *base_align = 1; |
| break; |
| case ARRAY_LINEAR_ALIGNED: |
| *pitch_align = max((u32)64, (u32)(values->group_size / values->blocksize)); |
| *height_align = 1; |
| *depth_align = 1; |
| *base_align = values->group_size; |
| break; |
| case ARRAY_1D_TILED_THIN1: |
| *pitch_align = max((u32)tile_width, |
| (u32)(values->group_size / |
| (tile_height * values->blocksize * values->nsamples))); |
| *height_align = tile_height; |
| *depth_align = 1; |
| *base_align = values->group_size; |
| break; |
| case ARRAY_2D_TILED_THIN1: |
| *pitch_align = max((u32)macro_tile_width * tile_width, |
| (u32)((values->group_size * values->nbanks) / |
| (values->blocksize * values->nsamples * tile_width))); |
| *height_align = macro_tile_height * tile_height; |
| *depth_align = 1; |
| *base_align = max(macro_tile_bytes, |
| (*pitch_align) * values->blocksize * (*height_align) * values->nsamples); |
| break; |
| default: |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static void r600_cs_track_init(struct r600_cs_track *track) |
| { |
| int i; |
| |
| /* assume DX9 mode */ |
| track->sq_config = DX9_CONSTS; |
| for (i = 0; i < 8; i++) { |
| track->cb_color_base_last[i] = 0; |
| track->cb_color_size[i] = 0; |
| track->cb_color_size_idx[i] = 0; |
| track->cb_color_info[i] = 0; |
| track->cb_color_view[i] = 0xFFFFFFFF; |
| track->cb_color_bo[i] = NULL; |
| track->cb_color_bo_offset[i] = 0xFFFFFFFF; |
| track->cb_color_bo_mc[i] = 0xFFFFFFFF; |
| track->cb_color_frag_bo[i] = NULL; |
| track->cb_color_frag_offset[i] = 0xFFFFFFFF; |
| track->cb_color_tile_bo[i] = NULL; |
| track->cb_color_tile_offset[i] = 0xFFFFFFFF; |
| track->cb_color_mask[i] = 0xFFFFFFFF; |
| } |
| track->is_resolve = false; |
| track->nsamples = 16; |
| track->log_nsamples = 4; |
| track->cb_target_mask = 0xFFFFFFFF; |
| track->cb_shader_mask = 0xFFFFFFFF; |
| track->cb_dirty = true; |
| track->db_bo = NULL; |
| track->db_bo_mc = 0xFFFFFFFF; |
| /* assume the biggest format and that htile is enabled */ |
| track->db_depth_info = 7 | (1 << 25); |
| track->db_depth_view = 0xFFFFC000; |
| track->db_depth_size = 0xFFFFFFFF; |
| track->db_depth_size_idx = 0; |
| track->db_depth_control = 0xFFFFFFFF; |
| track->db_dirty = true; |
| track->htile_bo = NULL; |
| track->htile_offset = 0xFFFFFFFF; |
| track->htile_surface = 0; |
| |
| for (i = 0; i < 4; i++) { |
| track->vgt_strmout_size[i] = 0; |
| track->vgt_strmout_bo[i] = NULL; |
| track->vgt_strmout_bo_offset[i] = 0xFFFFFFFF; |
| track->vgt_strmout_bo_mc[i] = 0xFFFFFFFF; |
| } |
| track->streamout_dirty = true; |
| track->sx_misc_kill_all_prims = false; |
| } |
| |
| static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i) |
| { |
| struct r600_cs_track *track = p->track; |
| u32 slice_tile_max, size, tmp; |
| u32 height, height_align, pitch, pitch_align, depth_align; |
| u64 base_offset, base_align; |
| struct array_mode_checker array_check; |
| volatile u32 *ib = p->ib.ptr; |
| unsigned array_mode; |
| u32 format; |
| /* When resolve is used, the second colorbuffer has always 1 sample. */ |
| unsigned nsamples = track->is_resolve && i == 1 ? 1 : track->nsamples; |
| |
| size = radeon_bo_size(track->cb_color_bo[i]) - track->cb_color_bo_offset[i]; |
| format = G_0280A0_FORMAT(track->cb_color_info[i]); |
| if (!r600_fmt_is_valid_color(format)) { |
| dev_warn(p->dev, "%s:%d cb invalid format %d for %d (0x%08X)\n", |
| __func__, __LINE__, format, |
| i, track->cb_color_info[i]); |
| return -EINVAL; |
| } |
| /* pitch in pixels */ |
| pitch = (G_028060_PITCH_TILE_MAX(track->cb_color_size[i]) + 1) * 8; |
| slice_tile_max = G_028060_SLICE_TILE_MAX(track->cb_color_size[i]) + 1; |
| slice_tile_max *= 64; |
| height = slice_tile_max / pitch; |
| if (height > 8192) |
| height = 8192; |
| array_mode = G_0280A0_ARRAY_MODE(track->cb_color_info[i]); |
| |
| base_offset = track->cb_color_bo_mc[i] + track->cb_color_bo_offset[i]; |
| array_check.array_mode = array_mode; |
| array_check.group_size = track->group_size; |
| array_check.nbanks = track->nbanks; |
| array_check.npipes = track->npipes; |
| array_check.nsamples = nsamples; |
| array_check.blocksize = r600_fmt_get_blocksize(format); |
| if (r600_get_array_mode_alignment(&array_check, |
| &pitch_align, &height_align, &depth_align, &base_align)) { |
| dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__, |
| G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i, |
| track->cb_color_info[i]); |
| return -EINVAL; |
| } |
| switch (array_mode) { |
| case V_0280A0_ARRAY_LINEAR_GENERAL: |
| break; |
| case V_0280A0_ARRAY_LINEAR_ALIGNED: |
| break; |
| case V_0280A0_ARRAY_1D_TILED_THIN1: |
| /* avoid breaking userspace */ |
| if (height > 7) |
| height &= ~0x7; |
| break; |
| case V_0280A0_ARRAY_2D_TILED_THIN1: |
| break; |
| default: |
| dev_warn(p->dev, "%s invalid tiling %d for %d (0x%08X)\n", __func__, |
| G_0280A0_ARRAY_MODE(track->cb_color_info[i]), i, |
| track->cb_color_info[i]); |
| return -EINVAL; |
| } |
| |
| if (!IS_ALIGNED(pitch, pitch_align)) { |
| dev_warn(p->dev, "%s:%d cb pitch (%d, 0x%x, %d) invalid\n", |
| __func__, __LINE__, pitch, pitch_align, array_mode); |
| return -EINVAL; |
| } |
| if (!IS_ALIGNED(height, height_align)) { |
| dev_warn(p->dev, "%s:%d cb height (%d, 0x%x, %d) invalid\n", |
| __func__, __LINE__, height, height_align, array_mode); |
| return -EINVAL; |
| } |
| if (!IS_ALIGNED(base_offset, base_align)) { |
| dev_warn(p->dev, "%s offset[%d] 0x%llx 0x%llx, %d not aligned\n", __func__, i, |
| base_offset, base_align, array_mode); |
| return -EINVAL; |
| } |
| |
| /* check offset */ |
| tmp = r600_fmt_get_nblocksy(format, height) * r600_fmt_get_nblocksx(format, pitch) * |
| r600_fmt_get_blocksize(format) * nsamples; |
| switch (array_mode) { |
| default: |
| case V_0280A0_ARRAY_LINEAR_GENERAL: |
| case V_0280A0_ARRAY_LINEAR_ALIGNED: |
| tmp += track->cb_color_view[i] & 0xFF; |
| break; |
| case V_0280A0_ARRAY_1D_TILED_THIN1: |
| case V_0280A0_ARRAY_2D_TILED_THIN1: |
| tmp += G_028080_SLICE_MAX(track->cb_color_view[i]) * tmp; |
| break; |
| } |
| if ((tmp + track->cb_color_bo_offset[i]) > radeon_bo_size(track->cb_color_bo[i])) { |
| if (array_mode == V_0280A0_ARRAY_LINEAR_GENERAL) { |
| /* the initial DDX does bad things with the CB size occasionally */ |
| /* it rounds up height too far for slice tile max but the BO is smaller */ |
| /* r600c,g also seem to flush at bad times in some apps resulting in |
| * bogus values here. So for linear just allow anything to avoid breaking |
| * broken userspace. |
| */ |
| } else { |
| dev_warn(p->dev, "%s offset[%d] %d %llu %d %lu too big (%d %d) (%d %d %d)\n", |
| __func__, i, array_mode, |
| track->cb_color_bo_offset[i], tmp, |
| radeon_bo_size(track->cb_color_bo[i]), |
| pitch, height, r600_fmt_get_nblocksx(format, pitch), |
| r600_fmt_get_nblocksy(format, height), |
| r600_fmt_get_blocksize(format)); |
| return -EINVAL; |
| } |
| } |
| /* limit max tile */ |
| tmp = (height * pitch) >> 6; |
| if (tmp < slice_tile_max) |
| slice_tile_max = tmp; |
| tmp = S_028060_PITCH_TILE_MAX((pitch / 8) - 1) | |
| S_028060_SLICE_TILE_MAX(slice_tile_max - 1); |
| ib[track->cb_color_size_idx[i]] = tmp; |
| |
| /* FMASK/CMASK */ |
| switch (G_0280A0_TILE_MODE(track->cb_color_info[i])) { |
| case V_0280A0_TILE_DISABLE: |
| break; |
| case V_0280A0_FRAG_ENABLE: |
| if (track->nsamples > 1) { |
| uint32_t tile_max = G_028100_FMASK_TILE_MAX(track->cb_color_mask[i]); |
| /* the tile size is 8x8, but the size is in units of bits. |
| * for bytes, do just * 8. */ |
| uint32_t bytes = track->nsamples * track->log_nsamples * 8 * (tile_max + 1); |
| |
| if (bytes + track->cb_color_frag_offset[i] > |
| radeon_bo_size(track->cb_color_frag_bo[i])) { |
| dev_warn(p->dev, "%s FMASK_TILE_MAX too large " |
| "(tile_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n", |
| __func__, tile_max, bytes, |
| track->cb_color_frag_offset[i], |
| radeon_bo_size(track->cb_color_frag_bo[i])); |
| return -EINVAL; |
| } |
| } |
| /* fall through */ |
| case V_0280A0_CLEAR_ENABLE: |
| { |
| uint32_t block_max = G_028100_CMASK_BLOCK_MAX(track->cb_color_mask[i]); |
| /* One block = 128x128 pixels, one 8x8 tile has 4 bits.. |
| * (128*128) / (8*8) / 2 = 128 bytes per block. */ |
| uint32_t bytes = (block_max + 1) * 128; |
| |
| if (bytes + track->cb_color_tile_offset[i] > |
| radeon_bo_size(track->cb_color_tile_bo[i])) { |
| dev_warn(p->dev, "%s CMASK_BLOCK_MAX too large " |
| "(block_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n", |
| __func__, block_max, bytes, |
| track->cb_color_tile_offset[i], |
| radeon_bo_size(track->cb_color_tile_bo[i])); |
| return -EINVAL; |
| } |
| break; |
| } |
| default: |
| dev_warn(p->dev, "%s invalid tile mode\n", __func__); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int r600_cs_track_validate_db(struct radeon_cs_parser *p) |
| { |
| struct r600_cs_track *track = p->track; |
| u32 nviews, bpe, ntiles, size, slice_tile_max, tmp; |
| u32 height_align, pitch_align, depth_align; |
| u32 pitch = 8192; |
| u32 height = 8192; |
| u64 base_offset, base_align; |
| struct array_mode_checker array_check; |
| int array_mode; |
| volatile u32 *ib = p->ib.ptr; |
| |
| |
| if (track->db_bo == NULL) { |
| dev_warn(p->dev, "z/stencil with no depth buffer\n"); |
| return -EINVAL; |
| } |
| switch (G_028010_FORMAT(track->db_depth_info)) { |
| case V_028010_DEPTH_16: |
| bpe = 2; |
| break; |
| case V_028010_DEPTH_X8_24: |
| case V_028010_DEPTH_8_24: |
| case V_028010_DEPTH_X8_24_FLOAT: |
| case V_028010_DEPTH_8_24_FLOAT: |
| case V_028010_DEPTH_32_FLOAT: |
| bpe = 4; |
| break; |
| case V_028010_DEPTH_X24_8_32_FLOAT: |
| bpe = 8; |
| break; |
| default: |
| dev_warn(p->dev, "z/stencil with invalid format %d\n", G_028010_FORMAT(track->db_depth_info)); |
| return -EINVAL; |
| } |
| if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) { |
| if (!track->db_depth_size_idx) { |
| dev_warn(p->dev, "z/stencil buffer size not set\n"); |
| return -EINVAL; |
| } |
| tmp = radeon_bo_size(track->db_bo) - track->db_offset; |
| tmp = (tmp / bpe) >> 6; |
| if (!tmp) { |
| dev_warn(p->dev, "z/stencil buffer too small (0x%08X %d %d %ld)\n", |
| track->db_depth_size, bpe, track->db_offset, |
| radeon_bo_size(track->db_bo)); |
| return -EINVAL; |
| } |
| ib[track->db_depth_size_idx] = S_028000_SLICE_TILE_MAX(tmp - 1) | (track->db_depth_size & 0x3FF); |
| } else { |
| size = radeon_bo_size(track->db_bo); |
| /* pitch in pixels */ |
| pitch = (G_028000_PITCH_TILE_MAX(track->db_depth_size) + 1) * 8; |
| slice_tile_max = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; |
| slice_tile_max *= 64; |
| height = slice_tile_max / pitch; |
| if (height > 8192) |
| height = 8192; |
| base_offset = track->db_bo_mc + track->db_offset; |
| array_mode = G_028010_ARRAY_MODE(track->db_depth_info); |
| array_check.array_mode = array_mode; |
| array_check.group_size = track->group_size; |
| array_check.nbanks = track->nbanks; |
| array_check.npipes = track->npipes; |
| array_check.nsamples = track->nsamples; |
| array_check.blocksize = bpe; |
| if (r600_get_array_mode_alignment(&array_check, |
| &pitch_align, &height_align, &depth_align, &base_align)) { |
| dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, |
| G_028010_ARRAY_MODE(track->db_depth_info), |
| track->db_depth_info); |
| return -EINVAL; |
| } |
| switch (array_mode) { |
| case V_028010_ARRAY_1D_TILED_THIN1: |
| /* don't break userspace */ |
| height &= ~0x7; |
| break; |
| case V_028010_ARRAY_2D_TILED_THIN1: |
| break; |
| default: |
| dev_warn(p->dev, "%s invalid tiling %d (0x%08X)\n", __func__, |
| G_028010_ARRAY_MODE(track->db_depth_info), |
| track->db_depth_info); |
| return -EINVAL; |
| } |
| |
| if (!IS_ALIGNED(pitch, pitch_align)) { |
| dev_warn(p->dev, "%s:%d db pitch (%d, 0x%x, %d) invalid\n", |
| __func__, __LINE__, pitch, pitch_align, array_mode); |
| return -EINVAL; |
| } |
| if (!IS_ALIGNED(height, height_align)) { |
| dev_warn(p->dev, "%s:%d db height (%d, 0x%x, %d) invalid\n", |
| __func__, __LINE__, height, height_align, array_mode); |
| return -EINVAL; |
| } |
| if (!IS_ALIGNED(base_offset, base_align)) { |
| dev_warn(p->dev, "%s offset 0x%llx, 0x%llx, %d not aligned\n", __func__, |
| base_offset, base_align, array_mode); |
| return -EINVAL; |
| } |
| |
| ntiles = G_028000_SLICE_TILE_MAX(track->db_depth_size) + 1; |
| nviews = G_028004_SLICE_MAX(track->db_depth_view) + 1; |
| tmp = ntiles * bpe * 64 * nviews * track->nsamples; |
| if ((tmp + track->db_offset) > radeon_bo_size(track->db_bo)) { |
| dev_warn(p->dev, "z/stencil buffer (%d) too small (0x%08X %d %d %d -> %u have %lu)\n", |
| array_mode, |
| track->db_depth_size, ntiles, nviews, bpe, tmp + track->db_offset, |
| radeon_bo_size(track->db_bo)); |
| return -EINVAL; |
| } |
| } |
| |
| /* hyperz */ |
| if (G_028010_TILE_SURFACE_ENABLE(track->db_depth_info)) { |
| unsigned long size; |
| unsigned nbx, nby; |
| |
| if (track->htile_bo == NULL) { |
| dev_warn(p->dev, "%s:%d htile enabled without htile surface 0x%08x\n", |
| __func__, __LINE__, track->db_depth_info); |
| return -EINVAL; |
| } |
| if ((track->db_depth_size & 0xFFFFFC00) == 0xFFFFFC00) { |
| dev_warn(p->dev, "%s:%d htile can't be enabled with bogus db_depth_size 0x%08x\n", |
| __func__, __LINE__, track->db_depth_size); |
| return -EINVAL; |
| } |
| |
| nbx = pitch; |
| nby = height; |
| if (G_028D24_LINEAR(track->htile_surface)) { |
| /* nbx must be 16 htiles aligned == 16 * 8 pixel aligned */ |
| nbx = round_up(nbx, 16 * 8); |
| /* nby is npipes htiles aligned == npipes * 8 pixel aligned */ |
| nby = round_up(nby, track->npipes * 8); |
| } else { |
| /* always assume 8x8 htile */ |
| /* align is htile align * 8, htile align vary according to |
| * number of pipe and tile width and nby |
| */ |
| switch (track->npipes) { |
| case 8: |
| /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ |
| nbx = round_up(nbx, 64 * 8); |
| nby = round_up(nby, 64 * 8); |
| break; |
| case 4: |
| /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ |
| nbx = round_up(nbx, 64 * 8); |
| nby = round_up(nby, 32 * 8); |
| break; |
| case 2: |
| /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ |
| nbx = round_up(nbx, 32 * 8); |
| nby = round_up(nby, 32 * 8); |
| break; |
| case 1: |
| /* HTILE_WIDTH = 8 & HTILE_HEIGHT = 8*/ |
| nbx = round_up(nbx, 32 * 8); |
| nby = round_up(nby, 16 * 8); |
| break; |
| default: |
| dev_warn(p->dev, "%s:%d invalid num pipes %d\n", |
| __func__, __LINE__, track->npipes); |
| return -EINVAL; |
| } |
| } |
| /* compute number of htile */ |
| nbx = nbx >> 3; |
| nby = nby >> 3; |
| /* size must be aligned on npipes * 2K boundary */ |
| size = roundup(nbx * nby * 4, track->npipes * (2 << 10)); |
| size += track->htile_offset; |
| |
| if (size > radeon_bo_size(track->htile_bo)) { |
| dev_warn(p->dev, "%s:%d htile surface too small %ld for %ld (%d %d)\n", |
| __func__, __LINE__, radeon_bo_size(track->htile_bo), |
| size, nbx, nby); |
| return -EINVAL; |
| } |
| } |
| |
| track->db_dirty = false; |
| return 0; |
| } |
| |
| static int r600_cs_track_check(struct radeon_cs_parser *p) |
| { |
| struct r600_cs_track *track = p->track; |
| u32 tmp; |
| int r, i; |
| |
| /* on legacy kernel we don't perform advanced check */ |
| if (p->rdev == NULL) |
| return 0; |
| |
| /* check streamout */ |
| if (track->streamout_dirty && track->vgt_strmout_en) { |
| for (i = 0; i < 4; i++) { |
| if (track->vgt_strmout_buffer_en & (1 << i)) { |
| if (track->vgt_strmout_bo[i]) { |
| u64 offset = (u64)track->vgt_strmout_bo_offset[i] + |
| (u64)track->vgt_strmout_size[i]; |
| if (offset > radeon_bo_size(track->vgt_strmout_bo[i])) { |
| DRM_ERROR("streamout %d bo too small: 0x%llx, 0x%lx\n", |
| i, offset, |
| radeon_bo_size(track->vgt_strmout_bo[i])); |
| return -EINVAL; |
| } |
| } else { |
| dev_warn(p->dev, "No buffer for streamout %d\n", i); |
| return -EINVAL; |
| } |
| } |
| } |
| track->streamout_dirty = false; |
| } |
| |
| if (track->sx_misc_kill_all_prims) |
| return 0; |
| |
| /* check that we have a cb for each enabled target, we don't check |
| * shader_mask because it seems mesa isn't always setting it :( |
| */ |
| if (track->cb_dirty) { |
| tmp = track->cb_target_mask; |
| |
| /* We must check both colorbuffers for RESOLVE. */ |
| if (track->is_resolve) { |
| tmp |= 0xff; |
| } |
| |
| for (i = 0; i < 8; i++) { |
| if ((tmp >> (i * 4)) & 0xF) { |
| /* at least one component is enabled */ |
| if (track->cb_color_bo[i] == NULL) { |
| dev_warn(p->dev, "%s:%d mask 0x%08X | 0x%08X no cb for %d\n", |
| __func__, __LINE__, track->cb_target_mask, track->cb_shader_mask, i); |
| return -EINVAL; |
| } |
| /* perform rewrite of CB_COLOR[0-7]_SIZE */ |
| r = r600_cs_track_validate_cb(p, i); |
| if (r) |
| return r; |
| } |
| } |
| track->cb_dirty = false; |
| } |
| |
| /* Check depth buffer */ |
| if (track->db_dirty && |
| G_028010_FORMAT(track->db_depth_info) != V_028010_DEPTH_INVALID && |
| (G_028800_STENCIL_ENABLE(track->db_depth_control) || |
| G_028800_Z_ENABLE(track->db_depth_control))) { |
| r = r600_cs_track_validate_db(p); |
| if (r) |
| return r; |
| } |
| |
| return 0; |
| } |
| |
| /** |
| * r600_cs_packet_parse_vline() - parse userspace VLINE packet |
| * @parser: parser structure holding parsing context. |
| * |
| * This is an R600-specific function for parsing VLINE packets. |
| * Real work is done by r600_cs_common_vline_parse function. |
| * Here we just set up ASIC-specific register table and call |
| * the common implementation function. |
| */ |
| static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p) |
| { |
| static uint32_t vline_start_end[2] = {AVIVO_D1MODE_VLINE_START_END, |
| AVIVO_D2MODE_VLINE_START_END}; |
| static uint32_t vline_status[2] = {AVIVO_D1MODE_VLINE_STATUS, |
| AVIVO_D2MODE_VLINE_STATUS}; |
| |
| return r600_cs_common_vline_parse(p, vline_start_end, vline_status); |
| } |
| |
| /** |
| * r600_cs_common_vline_parse() - common vline parser |
| * @parser: parser structure holding parsing context. |
| * @vline_start_end: table of vline_start_end registers |
| * @vline_status: table of vline_status registers |
| * |
| * Userspace sends a special sequence for VLINE waits. |
| * PACKET0 - VLINE_START_END + value |
| * PACKET3 - WAIT_REG_MEM poll vline status reg |
| * RELOC (P3) - crtc_id in reloc. |
| * |
| * This function parses this and relocates the VLINE START END |
| * and WAIT_REG_MEM packets to the correct crtc. |
| * It also detects a switched off crtc and nulls out the |
| * wait in that case. This function is common for all ASICs that |
| * are R600 and newer. The parsing algorithm is the same, and only |
| * differs in which registers are used. |
| * |
| * Caller is the ASIC-specific function which passes the parser |
| * context and ASIC-specific register table |
| */ |
| int r600_cs_common_vline_parse(struct radeon_cs_parser *p, |
| uint32_t *vline_start_end, |
| uint32_t *vline_status) |
| { |
| struct drm_mode_object *obj; |
| struct drm_crtc *crtc; |
| struct radeon_crtc *radeon_crtc; |
| struct radeon_cs_packet p3reloc, wait_reg_mem; |
| int crtc_id; |
| int r; |
| uint32_t header, h_idx, reg, wait_reg_mem_info; |
| volatile uint32_t *ib; |
| |
| ib = p->ib.ptr; |
| |
| /* parse the WAIT_REG_MEM */ |
| r = radeon_cs_packet_parse(p, &wait_reg_mem, p->idx); |
| if (r) |
| return r; |
| |
| /* check its a WAIT_REG_MEM */ |
| if (wait_reg_mem.type != RADEON_PACKET_TYPE3 || |
| wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) { |
| DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n"); |
| return -EINVAL; |
| } |
| |
| wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1); |
| /* bit 4 is reg (0) or mem (1) */ |
| if (wait_reg_mem_info & 0x10) { |
| DRM_ERROR("vline WAIT_REG_MEM waiting on MEM instead of REG\n"); |
| return -EINVAL; |
| } |
| /* bit 8 is me (0) or pfp (1) */ |
| if (wait_reg_mem_info & 0x100) { |
| DRM_ERROR("vline WAIT_REG_MEM waiting on PFP instead of ME\n"); |
| return -EINVAL; |
| } |
| /* waiting for value to be equal */ |
| if ((wait_reg_mem_info & 0x7) != 0x3) { |
| DRM_ERROR("vline WAIT_REG_MEM function not equal\n"); |
| return -EINVAL; |
| } |
| if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != vline_status[0]) { |
| DRM_ERROR("vline WAIT_REG_MEM bad reg\n"); |
| return -EINVAL; |
| } |
| |
| if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != RADEON_VLINE_STAT) { |
| DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n"); |
| return -EINVAL; |
| } |
| |
| /* jump over the NOP */ |
| r = radeon_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2); |
| if (r) |
| return r; |
| |
| h_idx = p->idx - 2; |
| p->idx += wait_reg_mem.count + 2; |
| p->idx += p3reloc.count + 2; |
| |
| header = radeon_get_ib_value(p, h_idx); |
| crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1); |
| reg = R600_CP_PACKET0_GET_REG(header); |
| |
| obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); |
| if (!obj) { |
| DRM_ERROR("cannot find crtc %d\n", crtc_id); |
| return -ENOENT; |
| } |
| crtc = obj_to_crtc(obj); |
| radeon_crtc = to_radeon_crtc(crtc); |
| crtc_id = radeon_crtc->crtc_id; |
| |
| if (!crtc->enabled) { |
| /* CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */ |
| ib[h_idx + 2] = PACKET2(0); |
| ib[h_idx + 3] = PACKET2(0); |
| ib[h_idx + 4] = PACKET2(0); |
| ib[h_idx + 5] = PACKET2(0); |
| ib[h_idx + 6] = PACKET2(0); |
| ib[h_idx + 7] = PACKET2(0); |
| ib[h_idx + 8] = PACKET2(0); |
| } else if (reg == vline_start_end[0]) { |
| header &= ~R600_CP_PACKET0_REG_MASK; |
| header |= vline_start_end[crtc_id] >> 2; |
| ib[h_idx] = header; |
| ib[h_idx + 4] = vline_status[crtc_id] >> 2; |
| } else { |
| DRM_ERROR("unknown crtc reloc\n"); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int r600_packet0_check(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt, |
| unsigned idx, unsigned reg) |
| { |
| int r; |
| |
| switch (reg) { |
| case AVIVO_D1MODE_VLINE_START_END: |
| r = r600_cs_packet_parse_vline(p); |
| if (r) { |
| DRM_ERROR("No reloc for ib[%d]=0x%04X\n", |
| idx, reg); |
| return r; |
| } |
| break; |
| default: |
| printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", |
| reg, idx); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| static int r600_cs_parse_packet0(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt) |
| { |
| unsigned reg, i; |
| unsigned idx; |
| int r; |
| |
| idx = pkt->idx + 1; |
| reg = pkt->reg; |
| for (i = 0; i <= pkt->count; i++, idx++, reg += 4) { |
| r = r600_packet0_check(p, pkt, idx, reg); |
| if (r) { |
| return r; |
| } |
| } |
| return 0; |
| } |
| |
| /** |
| * r600_cs_check_reg() - check if register is authorized or not |
| * @parser: parser structure holding parsing context |
| * @reg: register we are testing |
| * @idx: index into the cs buffer |
| * |
| * This function will test against r600_reg_safe_bm and return 0 |
| * if register is safe. If register is not flag as safe this function |
| * will test it against a list of register needind special handling. |
| */ |
| static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) |
| { |
| struct r600_cs_track *track = (struct r600_cs_track *)p->track; |
| struct radeon_cs_reloc *reloc; |
| u32 m, i, tmp, *ib; |
| int r; |
| |
| i = (reg >> 7); |
| if (i >= ARRAY_SIZE(r600_reg_safe_bm)) { |
| dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); |
| return -EINVAL; |
| } |
| m = 1 << ((reg >> 2) & 31); |
| if (!(r600_reg_safe_bm[i] & m)) |
| return 0; |
| ib = p->ib.ptr; |
| switch (reg) { |
| /* force following reg to 0 in an attempt to disable out buffer |
| * which will need us to better understand how it works to perform |
| * security check on it (Jerome) |
| */ |
| case R_0288A8_SQ_ESGS_RING_ITEMSIZE: |
| case R_008C44_SQ_ESGS_RING_SIZE: |
| case R_0288B0_SQ_ESTMP_RING_ITEMSIZE: |
| case R_008C54_SQ_ESTMP_RING_SIZE: |
| case R_0288C0_SQ_FBUF_RING_ITEMSIZE: |
| case R_008C74_SQ_FBUF_RING_SIZE: |
| case R_0288B4_SQ_GSTMP_RING_ITEMSIZE: |
| case R_008C5C_SQ_GSTMP_RING_SIZE: |
| case R_0288AC_SQ_GSVS_RING_ITEMSIZE: |
| case R_008C4C_SQ_GSVS_RING_SIZE: |
| case R_0288BC_SQ_PSTMP_RING_ITEMSIZE: |
| case R_008C6C_SQ_PSTMP_RING_SIZE: |
| case R_0288C4_SQ_REDUC_RING_ITEMSIZE: |
| case R_008C7C_SQ_REDUC_RING_SIZE: |
| case R_0288B8_SQ_VSTMP_RING_ITEMSIZE: |
| case R_008C64_SQ_VSTMP_RING_SIZE: |
| case R_0288C8_SQ_GS_VERT_ITEMSIZE: |
| /* get value to populate the IB don't remove */ |
| tmp =radeon_get_ib_value(p, idx); |
| ib[idx] = 0; |
| break; |
| case SQ_CONFIG: |
| track->sq_config = radeon_get_ib_value(p, idx); |
| break; |
| case R_028800_DB_DEPTH_CONTROL: |
| track->db_depth_control = radeon_get_ib_value(p, idx); |
| track->db_dirty = true; |
| break; |
| case R_028010_DB_DEPTH_INFO: |
| if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) && |
| radeon_cs_packet_next_is_pkt3_nop(p)) { |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_warn(p->dev, "bad SET_CONTEXT_REG " |
| "0x%04X\n", reg); |
| return -EINVAL; |
| } |
| track->db_depth_info = radeon_get_ib_value(p, idx); |
| ib[idx] &= C_028010_ARRAY_MODE; |
| track->db_depth_info &= C_028010_ARRAY_MODE; |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { |
| ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1); |
| track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_2D_TILED_THIN1); |
| } else { |
| ib[idx] |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1); |
| track->db_depth_info |= S_028010_ARRAY_MODE(V_028010_ARRAY_1D_TILED_THIN1); |
| } |
| } else { |
| track->db_depth_info = radeon_get_ib_value(p, idx); |
| } |
| track->db_dirty = true; |
| break; |
| case R_028004_DB_DEPTH_VIEW: |
| track->db_depth_view = radeon_get_ib_value(p, idx); |
| track->db_dirty = true; |
| break; |
| case R_028000_DB_DEPTH_SIZE: |
| track->db_depth_size = radeon_get_ib_value(p, idx); |
| track->db_depth_size_idx = idx; |
| track->db_dirty = true; |
| break; |
| case R_028AB0_VGT_STRMOUT_EN: |
| track->vgt_strmout_en = radeon_get_ib_value(p, idx); |
| track->streamout_dirty = true; |
| break; |
| case R_028B20_VGT_STRMOUT_BUFFER_EN: |
| track->vgt_strmout_buffer_en = radeon_get_ib_value(p, idx); |
| track->streamout_dirty = true; |
| break; |
| case VGT_STRMOUT_BUFFER_BASE_0: |
| case VGT_STRMOUT_BUFFER_BASE_1: |
| case VGT_STRMOUT_BUFFER_BASE_2: |
| case VGT_STRMOUT_BUFFER_BASE_3: |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_warn(p->dev, "bad SET_CONTEXT_REG " |
| "0x%04X\n", reg); |
| return -EINVAL; |
| } |
| tmp = (reg - VGT_STRMOUT_BUFFER_BASE_0) / 16; |
| track->vgt_strmout_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| track->vgt_strmout_bo[tmp] = reloc->robj; |
| track->vgt_strmout_bo_mc[tmp] = reloc->lobj.gpu_offset; |
| track->streamout_dirty = true; |
| break; |
| case VGT_STRMOUT_BUFFER_SIZE_0: |
| case VGT_STRMOUT_BUFFER_SIZE_1: |
| case VGT_STRMOUT_BUFFER_SIZE_2: |
| case VGT_STRMOUT_BUFFER_SIZE_3: |
| tmp = (reg - VGT_STRMOUT_BUFFER_SIZE_0) / 16; |
| /* size in register is DWs, convert to bytes */ |
| track->vgt_strmout_size[tmp] = radeon_get_ib_value(p, idx) * 4; |
| track->streamout_dirty = true; |
| break; |
| case CP_COHER_BASE: |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_warn(p->dev, "missing reloc for CP_COHER_BASE " |
| "0x%04X\n", reg); |
| return -EINVAL; |
| } |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| break; |
| case R_028238_CB_TARGET_MASK: |
| track->cb_target_mask = radeon_get_ib_value(p, idx); |
| track->cb_dirty = true; |
| break; |
| case R_02823C_CB_SHADER_MASK: |
| track->cb_shader_mask = radeon_get_ib_value(p, idx); |
| break; |
| case R_028C04_PA_SC_AA_CONFIG: |
| tmp = G_028C04_MSAA_NUM_SAMPLES(radeon_get_ib_value(p, idx)); |
| track->log_nsamples = tmp; |
| track->nsamples = 1 << tmp; |
| track->cb_dirty = true; |
| break; |
| case R_028808_CB_COLOR_CONTROL: |
| tmp = G_028808_SPECIAL_OP(radeon_get_ib_value(p, idx)); |
| track->is_resolve = tmp == V_028808_SPECIAL_RESOLVE_BOX; |
| track->cb_dirty = true; |
| break; |
| case R_0280A0_CB_COLOR0_INFO: |
| case R_0280A4_CB_COLOR1_INFO: |
| case R_0280A8_CB_COLOR2_INFO: |
| case R_0280AC_CB_COLOR3_INFO: |
| case R_0280B0_CB_COLOR4_INFO: |
| case R_0280B4_CB_COLOR5_INFO: |
| case R_0280B8_CB_COLOR6_INFO: |
| case R_0280BC_CB_COLOR7_INFO: |
| if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) && |
| radeon_cs_packet_next_is_pkt3_nop(p)) { |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); |
| return -EINVAL; |
| } |
| tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4; |
| track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) { |
| ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1); |
| track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_2D_TILED_THIN1); |
| } else if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) { |
| ib[idx] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1); |
| track->cb_color_info[tmp] |= S_0280A0_ARRAY_MODE(V_0280A0_ARRAY_1D_TILED_THIN1); |
| } |
| } else { |
| tmp = (reg - R_0280A0_CB_COLOR0_INFO) / 4; |
| track->cb_color_info[tmp] = radeon_get_ib_value(p, idx); |
| } |
| track->cb_dirty = true; |
| break; |
| case R_028080_CB_COLOR0_VIEW: |
| case R_028084_CB_COLOR1_VIEW: |
| case R_028088_CB_COLOR2_VIEW: |
| case R_02808C_CB_COLOR3_VIEW: |
| case R_028090_CB_COLOR4_VIEW: |
| case R_028094_CB_COLOR5_VIEW: |
| case R_028098_CB_COLOR6_VIEW: |
| case R_02809C_CB_COLOR7_VIEW: |
| tmp = (reg - R_028080_CB_COLOR0_VIEW) / 4; |
| track->cb_color_view[tmp] = radeon_get_ib_value(p, idx); |
| track->cb_dirty = true; |
| break; |
| case R_028060_CB_COLOR0_SIZE: |
| case R_028064_CB_COLOR1_SIZE: |
| case R_028068_CB_COLOR2_SIZE: |
| case R_02806C_CB_COLOR3_SIZE: |
| case R_028070_CB_COLOR4_SIZE: |
| case R_028074_CB_COLOR5_SIZE: |
| case R_028078_CB_COLOR6_SIZE: |
| case R_02807C_CB_COLOR7_SIZE: |
| tmp = (reg - R_028060_CB_COLOR0_SIZE) / 4; |
| track->cb_color_size[tmp] = radeon_get_ib_value(p, idx); |
| track->cb_color_size_idx[tmp] = idx; |
| track->cb_dirty = true; |
| break; |
| /* This register were added late, there is userspace |
| * which does provide relocation for those but set |
| * 0 offset. In order to avoid breaking old userspace |
| * we detect this and set address to point to last |
| * CB_COLOR0_BASE, note that if userspace doesn't set |
| * CB_COLOR0_BASE before this register we will report |
| * error. Old userspace always set CB_COLOR0_BASE |
| * before any of this. |
| */ |
| case R_0280E0_CB_COLOR0_FRAG: |
| case R_0280E4_CB_COLOR1_FRAG: |
| case R_0280E8_CB_COLOR2_FRAG: |
| case R_0280EC_CB_COLOR3_FRAG: |
| case R_0280F0_CB_COLOR4_FRAG: |
| case R_0280F4_CB_COLOR5_FRAG: |
| case R_0280F8_CB_COLOR6_FRAG: |
| case R_0280FC_CB_COLOR7_FRAG: |
| tmp = (reg - R_0280E0_CB_COLOR0_FRAG) / 4; |
| if (!radeon_cs_packet_next_is_pkt3_nop(p)) { |
| if (!track->cb_color_base_last[tmp]) { |
| dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg); |
| return -EINVAL; |
| } |
| track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp]; |
| track->cb_color_frag_offset[tmp] = track->cb_color_bo_offset[tmp]; |
| ib[idx] = track->cb_color_base_last[tmp]; |
| } else { |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); |
| return -EINVAL; |
| } |
| track->cb_color_frag_bo[tmp] = reloc->robj; |
| track->cb_color_frag_offset[tmp] = (u64)ib[idx] << 8; |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| } |
| if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { |
| track->cb_dirty = true; |
| } |
| break; |
| case R_0280C0_CB_COLOR0_TILE: |
| case R_0280C4_CB_COLOR1_TILE: |
| case R_0280C8_CB_COLOR2_TILE: |
| case R_0280CC_CB_COLOR3_TILE: |
| case R_0280D0_CB_COLOR4_TILE: |
| case R_0280D4_CB_COLOR5_TILE: |
| case R_0280D8_CB_COLOR6_TILE: |
| case R_0280DC_CB_COLOR7_TILE: |
| tmp = (reg - R_0280C0_CB_COLOR0_TILE) / 4; |
| if (!radeon_cs_packet_next_is_pkt3_nop(p)) { |
| if (!track->cb_color_base_last[tmp]) { |
| dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg); |
| return -EINVAL; |
| } |
| track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp]; |
| track->cb_color_tile_offset[tmp] = track->cb_color_bo_offset[tmp]; |
| ib[idx] = track->cb_color_base_last[tmp]; |
| } else { |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg); |
| return -EINVAL; |
| } |
| track->cb_color_tile_bo[tmp] = reloc->robj; |
| track->cb_color_tile_offset[tmp] = (u64)ib[idx] << 8; |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| } |
| if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { |
| track->cb_dirty = true; |
| } |
| break; |
| case R_028100_CB_COLOR0_MASK: |
| case R_028104_CB_COLOR1_MASK: |
| case R_028108_CB_COLOR2_MASK: |
| case R_02810C_CB_COLOR3_MASK: |
| case R_028110_CB_COLOR4_MASK: |
| case R_028114_CB_COLOR5_MASK: |
| case R_028118_CB_COLOR6_MASK: |
| case R_02811C_CB_COLOR7_MASK: |
| tmp = (reg - R_028100_CB_COLOR0_MASK) / 4; |
| track->cb_color_mask[tmp] = radeon_get_ib_value(p, idx); |
| if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) { |
| track->cb_dirty = true; |
| } |
| break; |
| case CB_COLOR0_BASE: |
| case CB_COLOR1_BASE: |
| case CB_COLOR2_BASE: |
| case CB_COLOR3_BASE: |
| case CB_COLOR4_BASE: |
| case CB_COLOR5_BASE: |
| case CB_COLOR6_BASE: |
| case CB_COLOR7_BASE: |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_warn(p->dev, "bad SET_CONTEXT_REG " |
| "0x%04X\n", reg); |
| return -EINVAL; |
| } |
| tmp = (reg - CB_COLOR0_BASE) / 4; |
| track->cb_color_bo_offset[tmp] = radeon_get_ib_value(p, idx) << 8; |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| track->cb_color_base_last[tmp] = ib[idx]; |
| track->cb_color_bo[tmp] = reloc->robj; |
| track->cb_color_bo_mc[tmp] = reloc->lobj.gpu_offset; |
| track->cb_dirty = true; |
| break; |
| case DB_DEPTH_BASE: |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_warn(p->dev, "bad SET_CONTEXT_REG " |
| "0x%04X\n", reg); |
| return -EINVAL; |
| } |
| track->db_offset = radeon_get_ib_value(p, idx) << 8; |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| track->db_bo = reloc->robj; |
| track->db_bo_mc = reloc->lobj.gpu_offset; |
| track->db_dirty = true; |
| break; |
| case DB_HTILE_DATA_BASE: |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_warn(p->dev, "bad SET_CONTEXT_REG " |
| "0x%04X\n", reg); |
| return -EINVAL; |
| } |
| track->htile_offset = radeon_get_ib_value(p, idx) << 8; |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| track->htile_bo = reloc->robj; |
| track->db_dirty = true; |
| break; |
| case DB_HTILE_SURFACE: |
| track->htile_surface = radeon_get_ib_value(p, idx); |
| /* force 8x8 htile width and height */ |
| ib[idx] |= 3; |
| track->db_dirty = true; |
| break; |
| case SQ_PGM_START_FS: |
| case SQ_PGM_START_ES: |
| case SQ_PGM_START_VS: |
| case SQ_PGM_START_GS: |
| case SQ_PGM_START_PS: |
| case SQ_ALU_CONST_CACHE_GS_0: |
| case SQ_ALU_CONST_CACHE_GS_1: |
| case SQ_ALU_CONST_CACHE_GS_2: |
| case SQ_ALU_CONST_CACHE_GS_3: |
| case SQ_ALU_CONST_CACHE_GS_4: |
| case SQ_ALU_CONST_CACHE_GS_5: |
| case SQ_ALU_CONST_CACHE_GS_6: |
| case SQ_ALU_CONST_CACHE_GS_7: |
| case SQ_ALU_CONST_CACHE_GS_8: |
| case SQ_ALU_CONST_CACHE_GS_9: |
| case SQ_ALU_CONST_CACHE_GS_10: |
| case SQ_ALU_CONST_CACHE_GS_11: |
| case SQ_ALU_CONST_CACHE_GS_12: |
| case SQ_ALU_CONST_CACHE_GS_13: |
| case SQ_ALU_CONST_CACHE_GS_14: |
| case SQ_ALU_CONST_CACHE_GS_15: |
| case SQ_ALU_CONST_CACHE_PS_0: |
| case SQ_ALU_CONST_CACHE_PS_1: |
| case SQ_ALU_CONST_CACHE_PS_2: |
| case SQ_ALU_CONST_CACHE_PS_3: |
| case SQ_ALU_CONST_CACHE_PS_4: |
| case SQ_ALU_CONST_CACHE_PS_5: |
| case SQ_ALU_CONST_CACHE_PS_6: |
| case SQ_ALU_CONST_CACHE_PS_7: |
| case SQ_ALU_CONST_CACHE_PS_8: |
| case SQ_ALU_CONST_CACHE_PS_9: |
| case SQ_ALU_CONST_CACHE_PS_10: |
| case SQ_ALU_CONST_CACHE_PS_11: |
| case SQ_ALU_CONST_CACHE_PS_12: |
| case SQ_ALU_CONST_CACHE_PS_13: |
| case SQ_ALU_CONST_CACHE_PS_14: |
| case SQ_ALU_CONST_CACHE_PS_15: |
| case SQ_ALU_CONST_CACHE_VS_0: |
| case SQ_ALU_CONST_CACHE_VS_1: |
| case SQ_ALU_CONST_CACHE_VS_2: |
| case SQ_ALU_CONST_CACHE_VS_3: |
| case SQ_ALU_CONST_CACHE_VS_4: |
| case SQ_ALU_CONST_CACHE_VS_5: |
| case SQ_ALU_CONST_CACHE_VS_6: |
| case SQ_ALU_CONST_CACHE_VS_7: |
| case SQ_ALU_CONST_CACHE_VS_8: |
| case SQ_ALU_CONST_CACHE_VS_9: |
| case SQ_ALU_CONST_CACHE_VS_10: |
| case SQ_ALU_CONST_CACHE_VS_11: |
| case SQ_ALU_CONST_CACHE_VS_12: |
| case SQ_ALU_CONST_CACHE_VS_13: |
| case SQ_ALU_CONST_CACHE_VS_14: |
| case SQ_ALU_CONST_CACHE_VS_15: |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_warn(p->dev, "bad SET_CONTEXT_REG " |
| "0x%04X\n", reg); |
| return -EINVAL; |
| } |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| break; |
| case SX_MEMORY_EXPORT_BASE: |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| dev_warn(p->dev, "bad SET_CONFIG_REG " |
| "0x%04X\n", reg); |
| return -EINVAL; |
| } |
| ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| break; |
| case SX_MISC: |
| track->sx_misc_kill_all_prims = (radeon_get_ib_value(p, idx) & 0x1) != 0; |
| break; |
| default: |
| dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| unsigned r600_mip_minify(unsigned size, unsigned level) |
| { |
| unsigned val; |
| |
| val = max(1U, size >> level); |
| if (level > 0) |
| val = roundup_pow_of_two(val); |
| return val; |
| } |
| |
| static void r600_texture_size(unsigned nfaces, unsigned blevel, unsigned llevel, |
| unsigned w0, unsigned h0, unsigned d0, unsigned nsamples, unsigned format, |
| unsigned block_align, unsigned height_align, unsigned base_align, |
| unsigned *l0_size, unsigned *mipmap_size) |
| { |
| unsigned offset, i, level; |
| unsigned width, height, depth, size; |
| unsigned blocksize; |
| unsigned nbx, nby; |
| unsigned nlevels = llevel - blevel + 1; |
| |
| *l0_size = -1; |
| blocksize = r600_fmt_get_blocksize(format); |
| |
| w0 = r600_mip_minify(w0, 0); |
| h0 = r600_mip_minify(h0, 0); |
| d0 = r600_mip_minify(d0, 0); |
| for(i = 0, offset = 0, level = blevel; i < nlevels; i++, level++) { |
| width = r600_mip_minify(w0, i); |
| nbx = r600_fmt_get_nblocksx(format, width); |
| |
| nbx = round_up(nbx, block_align); |
| |
| height = r600_mip_minify(h0, i); |
| nby = r600_fmt_get_nblocksy(format, height); |
| nby = round_up(nby, height_align); |
| |
| depth = r600_mip_minify(d0, i); |
| |
| size = nbx * nby * blocksize * nsamples; |
| if (nfaces) |
| size *= nfaces; |
| else |
| size *= depth; |
| |
| if (i == 0) |
| *l0_size = size; |
| |
| if (i == 0 || i == 1) |
| offset = round_up(offset, base_align); |
| |
| offset += size; |
| } |
| *mipmap_size = offset; |
| if (llevel == 0) |
| *mipmap_size = *l0_size; |
| if (!blevel) |
| *mipmap_size -= *l0_size; |
| } |
| |
| /** |
| * r600_check_texture_resource() - check if register is authorized or not |
| * @p: parser structure holding parsing context |
| * @idx: index into the cs buffer |
| * @texture: texture's bo structure |
| * @mipmap: mipmap's bo structure |
| * |
| * This function will check that the resource has valid field and that |
| * the texture and mipmap bo object are big enough to cover this resource. |
| */ |
| static int r600_check_texture_resource(struct radeon_cs_parser *p, u32 idx, |
| struct radeon_bo *texture, |
| struct radeon_bo *mipmap, |
| u64 base_offset, |
| u64 mip_offset, |
| u32 tiling_flags) |
| { |
| struct r600_cs_track *track = p->track; |
| u32 dim, nfaces, llevel, blevel, w0, h0, d0; |
| u32 word0, word1, l0_size, mipmap_size, word2, word3, word4, word5; |
| u32 height_align, pitch, pitch_align, depth_align; |
| u32 barray, larray; |
| u64 base_align; |
| struct array_mode_checker array_check; |
| u32 format; |
| bool is_array; |
| |
| /* on legacy kernel we don't perform advanced check */ |
| if (p->rdev == NULL) |
| return 0; |
| |
| /* convert to bytes */ |
| base_offset <<= 8; |
| mip_offset <<= 8; |
| |
| word0 = radeon_get_ib_value(p, idx + 0); |
| if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { |
| if (tiling_flags & RADEON_TILING_MACRO) |
| word0 |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1); |
| else if (tiling_flags & RADEON_TILING_MICRO) |
| word0 |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1); |
| } |
| word1 = radeon_get_ib_value(p, idx + 1); |
| word2 = radeon_get_ib_value(p, idx + 2) << 8; |
| word3 = radeon_get_ib_value(p, idx + 3) << 8; |
| word4 = radeon_get_ib_value(p, idx + 4); |
| word5 = radeon_get_ib_value(p, idx + 5); |
| dim = G_038000_DIM(word0); |
| w0 = G_038000_TEX_WIDTH(word0) + 1; |
| pitch = (G_038000_PITCH(word0) + 1) * 8; |
| h0 = G_038004_TEX_HEIGHT(word1) + 1; |
| d0 = G_038004_TEX_DEPTH(word1); |
| format = G_038004_DATA_FORMAT(word1); |
| blevel = G_038010_BASE_LEVEL(word4); |
| llevel = G_038014_LAST_LEVEL(word5); |
| /* pitch in texels */ |
| array_check.array_mode = G_038000_TILE_MODE(word0); |
| array_check.group_size = track->group_size; |
| array_check.nbanks = track->nbanks; |
| array_check.npipes = track->npipes; |
| array_check.nsamples = 1; |
| array_check.blocksize = r600_fmt_get_blocksize(format); |
| nfaces = 1; |
| is_array = false; |
| switch (dim) { |
| case V_038000_SQ_TEX_DIM_1D: |
| case V_038000_SQ_TEX_DIM_2D: |
| case V_038000_SQ_TEX_DIM_3D: |
| break; |
| case V_038000_SQ_TEX_DIM_CUBEMAP: |
| if (p->family >= CHIP_RV770) |
| nfaces = 8; |
| else |
| nfaces = 6; |
| break; |
| case V_038000_SQ_TEX_DIM_1D_ARRAY: |
| case V_038000_SQ_TEX_DIM_2D_ARRAY: |
| is_array = true; |
| break; |
| case V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA: |
| is_array = true; |
| /* fall through */ |
| case V_038000_SQ_TEX_DIM_2D_MSAA: |
| array_check.nsamples = 1 << llevel; |
| llevel = 0; |
| break; |
| default: |
| dev_warn(p->dev, "this kernel doesn't support %d texture dim\n", G_038000_DIM(word0)); |
| return -EINVAL; |
| } |
| if (!r600_fmt_is_valid_texture(format, p->family)) { |
| dev_warn(p->dev, "%s:%d texture invalid format %d\n", |
| __func__, __LINE__, format); |
| return -EINVAL; |
| } |
| |
| if (r600_get_array_mode_alignment(&array_check, |
| &pitch_align, &height_align, &depth_align, &base_align)) { |
| dev_warn(p->dev, "%s:%d tex array mode (%d) invalid\n", |
| __func__, __LINE__, G_038000_TILE_MODE(word0)); |
| return -EINVAL; |
| } |
| |
| /* XXX check height as well... */ |
| |
| if (!IS_ALIGNED(pitch, pitch_align)) { |
| dev_warn(p->dev, "%s:%d tex pitch (%d, 0x%x, %d) invalid\n", |
| __func__, __LINE__, pitch, pitch_align, G_038000_TILE_MODE(word0)); |
| return -EINVAL; |
| } |
| if (!IS_ALIGNED(base_offset, base_align)) { |
| dev_warn(p->dev, "%s:%d tex base offset (0x%llx, 0x%llx, %d) invalid\n", |
| __func__, __LINE__, base_offset, base_align, G_038000_TILE_MODE(word0)); |
| return -EINVAL; |
| } |
| if (!IS_ALIGNED(mip_offset, base_align)) { |
| dev_warn(p->dev, "%s:%d tex mip offset (0x%llx, 0x%llx, %d) invalid\n", |
| __func__, __LINE__, mip_offset, base_align, G_038000_TILE_MODE(word0)); |
| return -EINVAL; |
| } |
| |
| if (blevel > llevel) { |
| dev_warn(p->dev, "texture blevel %d > llevel %d\n", |
| blevel, llevel); |
| } |
| if (is_array) { |
| barray = G_038014_BASE_ARRAY(word5); |
| larray = G_038014_LAST_ARRAY(word5); |
| |
| nfaces = larray - barray + 1; |
| } |
| r600_texture_size(nfaces, blevel, llevel, w0, h0, d0, array_check.nsamples, format, |
| pitch_align, height_align, base_align, |
| &l0_size, &mipmap_size); |
| /* using get ib will give us the offset into the texture bo */ |
| if ((l0_size + word2) > radeon_bo_size(texture)) { |
| dev_warn(p->dev, "texture bo too small ((%d %d) (%d %d) %d %d %d -> %d have %ld)\n", |
| w0, h0, pitch_align, height_align, |
| array_check.array_mode, format, word2, |
| l0_size, radeon_bo_size(texture)); |
| dev_warn(p->dev, "alignments %d %d %d %lld\n", pitch, pitch_align, height_align, base_align); |
| return -EINVAL; |
| } |
| /* using get ib will give us the offset into the mipmap bo */ |
| if ((mipmap_size + word3) > radeon_bo_size(mipmap)) { |
| /*dev_warn(p->dev, "mipmap bo too small (%d %d %d %d %d %d -> %d have %ld)\n", |
| w0, h0, format, blevel, nlevels, word3, mipmap_size, radeon_bo_size(texture));*/ |
| } |
| return 0; |
| } |
| |
| static bool r600_is_safe_reg(struct radeon_cs_parser *p, u32 reg, u32 idx) |
| { |
| u32 m, i; |
| |
| i = (reg >> 7); |
| if (i >= ARRAY_SIZE(r600_reg_safe_bm)) { |
| dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); |
| return false; |
| } |
| m = 1 << ((reg >> 2) & 31); |
| if (!(r600_reg_safe_bm[i] & m)) |
| return true; |
| dev_warn(p->dev, "forbidden register 0x%08x at %d\n", reg, idx); |
| return false; |
| } |
| |
| static int r600_packet3_check(struct radeon_cs_parser *p, |
| struct radeon_cs_packet *pkt) |
| { |
| struct radeon_cs_reloc *reloc; |
| struct r600_cs_track *track; |
| volatile u32 *ib; |
| unsigned idx; |
| unsigned i; |
| unsigned start_reg, end_reg, reg; |
| int r; |
| u32 idx_value; |
| |
| track = (struct r600_cs_track *)p->track; |
| ib = p->ib.ptr; |
| idx = pkt->idx + 1; |
| idx_value = radeon_get_ib_value(p, idx); |
| |
| switch (pkt->opcode) { |
| case PACKET3_SET_PREDICATION: |
| { |
| int pred_op; |
| int tmp; |
| uint64_t offset; |
| |
| if (pkt->count != 1) { |
| DRM_ERROR("bad SET PREDICATION\n"); |
| return -EINVAL; |
| } |
| |
| tmp = radeon_get_ib_value(p, idx + 1); |
| pred_op = (tmp >> 16) & 0x7; |
| |
| /* for the clear predicate operation */ |
| if (pred_op == 0) |
| return 0; |
| |
| if (pred_op > 2) { |
| DRM_ERROR("bad SET PREDICATION operation %d\n", pred_op); |
| return -EINVAL; |
| } |
| |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad SET PREDICATION\n"); |
| return -EINVAL; |
| } |
| |
| offset = reloc->lobj.gpu_offset + |
| (idx_value & 0xfffffff0) + |
| ((u64)(tmp & 0xff) << 32); |
| |
| ib[idx + 0] = offset; |
| ib[idx + 1] = (tmp & 0xffffff00) | (upper_32_bits(offset) & 0xff); |
| } |
| break; |
| |
| case PACKET3_START_3D_CMDBUF: |
| if (p->family >= CHIP_RV770 || pkt->count) { |
| DRM_ERROR("bad START_3D\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_CONTEXT_CONTROL: |
| if (pkt->count != 1) { |
| DRM_ERROR("bad CONTEXT_CONTROL\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_INDEX_TYPE: |
| case PACKET3_NUM_INSTANCES: |
| if (pkt->count) { |
| DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_DRAW_INDEX: |
| { |
| uint64_t offset; |
| if (pkt->count != 3) { |
| DRM_ERROR("bad DRAW_INDEX\n"); |
| return -EINVAL; |
| } |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad DRAW_INDEX\n"); |
| return -EINVAL; |
| } |
| |
| offset = reloc->lobj.gpu_offset + |
| idx_value + |
| ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); |
| |
| ib[idx+0] = offset; |
| ib[idx+1] = upper_32_bits(offset) & 0xff; |
| |
| r = r600_cs_track_check(p); |
| if (r) { |
| dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); |
| return r; |
| } |
| break; |
| } |
| case PACKET3_DRAW_INDEX_AUTO: |
| if (pkt->count != 1) { |
| DRM_ERROR("bad DRAW_INDEX_AUTO\n"); |
| return -EINVAL; |
| } |
| r = r600_cs_track_check(p); |
| if (r) { |
| dev_warn(p->dev, "%s:%d invalid cmd stream %d\n", __func__, __LINE__, idx); |
| return r; |
| } |
| break; |
| case PACKET3_DRAW_INDEX_IMMD_BE: |
| case PACKET3_DRAW_INDEX_IMMD: |
| if (pkt->count < 2) { |
| DRM_ERROR("bad DRAW_INDEX_IMMD\n"); |
| return -EINVAL; |
| } |
| r = r600_cs_track_check(p); |
| if (r) { |
| dev_warn(p->dev, "%s:%d invalid cmd stream\n", __func__, __LINE__); |
| return r; |
| } |
| break; |
| case PACKET3_WAIT_REG_MEM: |
| if (pkt->count != 5) { |
| DRM_ERROR("bad WAIT_REG_MEM\n"); |
| return -EINVAL; |
| } |
| /* bit 4 is reg (0) or mem (1) */ |
| if (idx_value & 0x10) { |
| uint64_t offset; |
| |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad WAIT_REG_MEM\n"); |
| return -EINVAL; |
| } |
| |
| offset = reloc->lobj.gpu_offset + |
| (radeon_get_ib_value(p, idx+1) & 0xfffffff0) + |
| ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); |
| |
| ib[idx+1] = (ib[idx+1] & 0x3) | (offset & 0xfffffff0); |
| ib[idx+2] = upper_32_bits(offset) & 0xff; |
| } else if (idx_value & 0x100) { |
| DRM_ERROR("cannot use PFP on REG wait\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_CP_DMA: |
| { |
| u32 command, size; |
| u64 offset, tmp; |
| if (pkt->count != 4) { |
| DRM_ERROR("bad CP DMA\n"); |
| return -EINVAL; |
| } |
| command = radeon_get_ib_value(p, idx+4); |
| size = command & 0x1fffff; |
| if (command & PACKET3_CP_DMA_CMD_SAS) { |
| /* src address space is register */ |
| DRM_ERROR("CP DMA SAS not supported\n"); |
| return -EINVAL; |
| } else { |
| if (command & PACKET3_CP_DMA_CMD_SAIC) { |
| DRM_ERROR("CP DMA SAIC only supported for registers\n"); |
| return -EINVAL; |
| } |
| /* src address space is memory */ |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad CP DMA SRC\n"); |
| return -EINVAL; |
| } |
| |
| tmp = radeon_get_ib_value(p, idx) + |
| ((u64)(radeon_get_ib_value(p, idx+1) & 0xff) << 32); |
| |
| offset = reloc->lobj.gpu_offset + tmp; |
| |
| if ((tmp + size) > radeon_bo_size(reloc->robj)) { |
| dev_warn(p->dev, "CP DMA src buffer too small (%llu %lu)\n", |
| tmp + size, radeon_bo_size(reloc->robj)); |
| return -EINVAL; |
| } |
| |
| ib[idx] = offset; |
| ib[idx+1] = (ib[idx+1] & 0xffffff00) | (upper_32_bits(offset) & 0xff); |
| } |
| if (command & PACKET3_CP_DMA_CMD_DAS) { |
| /* dst address space is register */ |
| DRM_ERROR("CP DMA DAS not supported\n"); |
| return -EINVAL; |
| } else { |
| /* dst address space is memory */ |
| if (command & PACKET3_CP_DMA_CMD_DAIC) { |
| DRM_ERROR("CP DMA DAIC only supported for registers\n"); |
| return -EINVAL; |
| } |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad CP DMA DST\n"); |
| return -EINVAL; |
| } |
| |
| tmp = radeon_get_ib_value(p, idx+2) + |
| ((u64)(radeon_get_ib_value(p, idx+3) & 0xff) << 32); |
| |
| offset = reloc->lobj.gpu_offset + tmp; |
| |
| if ((tmp + size) > radeon_bo_size(reloc->robj)) { |
| dev_warn(p->dev, "CP DMA dst buffer too small (%llu %lu)\n", |
| tmp + size, radeon_bo_size(reloc->robj)); |
| return -EINVAL; |
| } |
| |
| ib[idx+2] = offset; |
| ib[idx+3] = upper_32_bits(offset) & 0xff; |
| } |
| break; |
| } |
| case PACKET3_SURFACE_SYNC: |
| if (pkt->count != 3) { |
| DRM_ERROR("bad SURFACE_SYNC\n"); |
| return -EINVAL; |
| } |
| /* 0xffffffff/0x0 is flush all cache flag */ |
| if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || |
| radeon_get_ib_value(p, idx + 2) != 0) { |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad SURFACE_SYNC\n"); |
| return -EINVAL; |
| } |
| ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| } |
| break; |
| case PACKET3_EVENT_WRITE: |
| if (pkt->count != 2 && pkt->count != 0) { |
| DRM_ERROR("bad EVENT_WRITE\n"); |
| return -EINVAL; |
| } |
| if (pkt->count) { |
| uint64_t offset; |
| |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad EVENT_WRITE\n"); |
| return -EINVAL; |
| } |
| offset = reloc->lobj.gpu_offset + |
| (radeon_get_ib_value(p, idx+1) & 0xfffffff8) + |
| ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); |
| |
| ib[idx+1] = offset & 0xfffffff8; |
| ib[idx+2] = upper_32_bits(offset) & 0xff; |
| } |
| break; |
| case PACKET3_EVENT_WRITE_EOP: |
| { |
| uint64_t offset; |
| |
| if (pkt->count != 4) { |
| DRM_ERROR("bad EVENT_WRITE_EOP\n"); |
| return -EINVAL; |
| } |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad EVENT_WRITE\n"); |
| return -EINVAL; |
| } |
| |
| offset = reloc->lobj.gpu_offset + |
| (radeon_get_ib_value(p, idx+1) & 0xfffffffc) + |
| ((u64)(radeon_get_ib_value(p, idx+2) & 0xff) << 32); |
| |
| ib[idx+1] = offset & 0xfffffffc; |
| ib[idx+2] = (ib[idx+2] & 0xffffff00) | (upper_32_bits(offset) & 0xff); |
| break; |
| } |
| case PACKET3_SET_CONFIG_REG: |
| start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_OFFSET; |
| end_reg = 4 * pkt->count + start_reg - 4; |
| if ((start_reg < PACKET3_SET_CONFIG_REG_OFFSET) || |
| (start_reg >= PACKET3_SET_CONFIG_REG_END) || |
| (end_reg >= PACKET3_SET_CONFIG_REG_END)) { |
| DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); |
| return -EINVAL; |
| } |
| for (i = 0; i < pkt->count; i++) { |
| reg = start_reg + (4 * i); |
| r = r600_cs_check_reg(p, reg, idx+1+i); |
| if (r) |
| return r; |
| } |
| break; |
| case PACKET3_SET_CONTEXT_REG: |
| start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_OFFSET; |
| end_reg = 4 * pkt->count + start_reg - 4; |
| if ((start_reg < PACKET3_SET_CONTEXT_REG_OFFSET) || |
| (start_reg >= PACKET3_SET_CONTEXT_REG_END) || |
| (end_reg >= PACKET3_SET_CONTEXT_REG_END)) { |
| DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n"); |
| return -EINVAL; |
| } |
| for (i = 0; i < pkt->count; i++) { |
| reg = start_reg + (4 * i); |
| r = r600_cs_check_reg(p, reg, idx+1+i); |
| if (r) |
| return r; |
| } |
| break; |
| case PACKET3_SET_RESOURCE: |
| if (pkt->count % 7) { |
| DRM_ERROR("bad SET_RESOURCE\n"); |
| return -EINVAL; |
| } |
| start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_OFFSET; |
| end_reg = 4 * pkt->count + start_reg - 4; |
| if ((start_reg < PACKET3_SET_RESOURCE_OFFSET) || |
| (start_reg >= PACKET3_SET_RESOURCE_END) || |
| (end_reg >= PACKET3_SET_RESOURCE_END)) { |
| DRM_ERROR("bad SET_RESOURCE\n"); |
| return -EINVAL; |
| } |
| for (i = 0; i < (pkt->count / 7); i++) { |
| struct radeon_bo *texture, *mipmap; |
| u32 size, offset, base_offset, mip_offset; |
| |
| switch (G__SQ_VTX_CONSTANT_TYPE(radeon_get_ib_value(p, idx+(i*7)+6+1))) { |
| case SQ_TEX_VTX_VALID_TEXTURE: |
| /* tex base */ |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad SET_RESOURCE\n"); |
| return -EINVAL; |
| } |
| base_offset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { |
| if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) |
| ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_2D_TILED_THIN1); |
| else if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) |
| ib[idx+1+(i*7)+0] |= S_038000_TILE_MODE(V_038000_ARRAY_1D_TILED_THIN1); |
| } |
| texture = reloc->robj; |
| /* tex mip base */ |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad SET_RESOURCE\n"); |
| return -EINVAL; |
| } |
| mip_offset = (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| mipmap = reloc->robj; |
| r = r600_check_texture_resource(p, idx+(i*7)+1, |
| texture, mipmap, |
| base_offset + radeon_get_ib_value(p, idx+1+(i*7)+2), |
| mip_offset + radeon_get_ib_value(p, idx+1+(i*7)+3), |
| reloc->lobj.tiling_flags); |
| if (r) |
| return r; |
| ib[idx+1+(i*7)+2] += base_offset; |
| ib[idx+1+(i*7)+3] += mip_offset; |
| break; |
| case SQ_TEX_VTX_VALID_BUFFER: |
| { |
| uint64_t offset64; |
| /* vtx base */ |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad SET_RESOURCE\n"); |
| return -EINVAL; |
| } |
| offset = radeon_get_ib_value(p, idx+1+(i*7)+0); |
| size = radeon_get_ib_value(p, idx+1+(i*7)+1) + 1; |
| if (p->rdev && (size + offset) > radeon_bo_size(reloc->robj)) { |
| /* force size to size of the buffer */ |
| dev_warn(p->dev, "vbo resource seems too big (%d) for the bo (%ld)\n", |
| size + offset, radeon_bo_size(reloc->robj)); |
| ib[idx+1+(i*7)+1] = radeon_bo_size(reloc->robj) - offset; |
| } |
| |
| offset64 = reloc->lobj.gpu_offset + offset; |
| ib[idx+1+(i*8)+0] = offset64; |
| ib[idx+1+(i*8)+2] = (ib[idx+1+(i*8)+2] & 0xffffff00) | |
| (upper_32_bits(offset64) & 0xff); |
| break; |
| } |
| case SQ_TEX_VTX_INVALID_TEXTURE: |
| case SQ_TEX_VTX_INVALID_BUFFER: |
| default: |
| DRM_ERROR("bad SET_RESOURCE\n"); |
| return -EINVAL; |
| } |
| } |
| break; |
| case PACKET3_SET_ALU_CONST: |
| if (track->sq_config & DX9_CONSTS) { |
| start_reg = (idx_value << 2) + PACKET3_SET_ALU_CONST_OFFSET; |
| end_reg = 4 * pkt->count + start_reg - 4; |
| if ((start_reg < PACKET3_SET_ALU_CONST_OFFSET) || |
| (start_reg >= PACKET3_SET_ALU_CONST_END) || |
| (end_reg >= PACKET3_SET_ALU_CONST_END)) { |
| DRM_ERROR("bad SET_ALU_CONST\n"); |
| return -EINVAL; |
| } |
| } |
| break; |
| case PACKET3_SET_BOOL_CONST: |
| start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_OFFSET; |
| end_reg = 4 * pkt->count + start_reg - 4; |
| if ((start_reg < PACKET3_SET_BOOL_CONST_OFFSET) || |
| (start_reg >= PACKET3_SET_BOOL_CONST_END) || |
| (end_reg >= PACKET3_SET_BOOL_CONST_END)) { |
| DRM_ERROR("bad SET_BOOL_CONST\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_SET_LOOP_CONST: |
| start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_OFFSET; |
| end_reg = 4 * pkt->count + start_reg - 4; |
| if ((start_reg < PACKET3_SET_LOOP_CONST_OFFSET) || |
| (start_reg >= PACKET3_SET_LOOP_CONST_END) || |
| (end_reg >= PACKET3_SET_LOOP_CONST_END)) { |
| DRM_ERROR("bad SET_LOOP_CONST\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_SET_CTL_CONST: |
| start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_OFFSET; |
| end_reg = 4 * pkt->count + start_reg - 4; |
| if ((start_reg < PACKET3_SET_CTL_CONST_OFFSET) || |
| (start_reg >= PACKET3_SET_CTL_CONST_END) || |
| (end_reg >= PACKET3_SET_CTL_CONST_END)) { |
| DRM_ERROR("bad SET_CTL_CONST\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_SET_SAMPLER: |
| if (pkt->count % 3) { |
| DRM_ERROR("bad SET_SAMPLER\n"); |
| return -EINVAL; |
| } |
| start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_OFFSET; |
| end_reg = 4 * pkt->count + start_reg - 4; |
| if ((start_reg < PACKET3_SET_SAMPLER_OFFSET) || |
| (start_reg >= PACKET3_SET_SAMPLER_END) || |
| (end_reg >= PACKET3_SET_SAMPLER_END)) { |
| DRM_ERROR("bad SET_SAMPLER\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_STRMOUT_BASE_UPDATE: |
| /* RS780 and RS880 also need this */ |
| if (p->family < CHIP_RS780) { |
| DRM_ERROR("STRMOUT_BASE_UPDATE only supported on 7xx\n"); |
| return -EINVAL; |
| } |
| if (pkt->count != 1) { |
| DRM_ERROR("bad STRMOUT_BASE_UPDATE packet count\n"); |
| return -EINVAL; |
| } |
| if (idx_value > 3) { |
| DRM_ERROR("bad STRMOUT_BASE_UPDATE index\n"); |
| return -EINVAL; |
| } |
| { |
| u64 offset; |
| |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad STRMOUT_BASE_UPDATE reloc\n"); |
| return -EINVAL; |
| } |
| |
| if (reloc->robj != track->vgt_strmout_bo[idx_value]) { |
| DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo does not match\n"); |
| return -EINVAL; |
| } |
| |
| offset = radeon_get_ib_value(p, idx+1) << 8; |
| if (offset != track->vgt_strmout_bo_offset[idx_value]) { |
| DRM_ERROR("bad STRMOUT_BASE_UPDATE, bo offset does not match: 0x%llx, 0x%x\n", |
| offset, track->vgt_strmout_bo_offset[idx_value]); |
| return -EINVAL; |
| } |
| |
| if ((offset + 4) > radeon_bo_size(reloc->robj)) { |
| DRM_ERROR("bad STRMOUT_BASE_UPDATE bo too small: 0x%llx, 0x%lx\n", |
| offset + 4, radeon_bo_size(reloc->robj)); |
| return -EINVAL; |
| } |
| ib[idx+1] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff); |
| } |
| break; |
| case PACKET3_SURFACE_BASE_UPDATE: |
| if (p->family >= CHIP_RV770 || p->family == CHIP_R600) { |
| DRM_ERROR("bad SURFACE_BASE_UPDATE\n"); |
| return -EINVAL; |
| } |
| if (pkt->count) { |
| DRM_ERROR("bad SURFACE_BASE_UPDATE\n"); |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_STRMOUT_BUFFER_UPDATE: |
| if (pkt->count != 4) { |
| DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (invalid count)\n"); |
| return -EINVAL; |
| } |
| /* Updating memory at DST_ADDRESS. */ |
| if (idx_value & 0x1) { |
| u64 offset; |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing dst reloc)\n"); |
| return -EINVAL; |
| } |
| offset = radeon_get_ib_value(p, idx+1); |
| offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; |
| if ((offset + 4) > radeon_bo_size(reloc->robj)) { |
| DRM_ERROR("bad STRMOUT_BUFFER_UPDATE dst bo too small: 0x%llx, 0x%lx\n", |
| offset + 4, radeon_bo_size(reloc->robj)); |
| return -EINVAL; |
| } |
| offset += reloc->lobj.gpu_offset; |
| ib[idx+1] = offset; |
| ib[idx+2] = upper_32_bits(offset) & 0xff; |
| } |
| /* Reading data from SRC_ADDRESS. */ |
| if (((idx_value >> 1) & 0x3) == 2) { |
| u64 offset; |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad STRMOUT_BUFFER_UPDATE (missing src reloc)\n"); |
| return -EINVAL; |
| } |
| offset = radeon_get_ib_value(p, idx+3); |
| offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; |
| if ((offset + 4) > radeon_bo_size(reloc->robj)) { |
| DRM_ERROR("bad STRMOUT_BUFFER_UPDATE src bo too small: 0x%llx, 0x%lx\n", |
| offset + 4, radeon_bo_size(reloc->robj)); |
| return -EINVAL; |
| } |
| offset += reloc->lobj.gpu_offset; |
| ib[idx+3] = offset; |
| ib[idx+4] = upper_32_bits(offset) & 0xff; |
| } |
| break; |
| case PACKET3_MEM_WRITE: |
| { |
| u64 offset; |
| |
| if (pkt->count != 3) { |
| DRM_ERROR("bad MEM_WRITE (invalid count)\n"); |
| return -EINVAL; |
| } |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad MEM_WRITE (missing reloc)\n"); |
| return -EINVAL; |
| } |
| offset = radeon_get_ib_value(p, idx+0); |
| offset += ((u64)(radeon_get_ib_value(p, idx+1) & 0xff)) << 32UL; |
| if (offset & 0x7) { |
| DRM_ERROR("bad MEM_WRITE (address not qwords aligned)\n"); |
| return -EINVAL; |
| } |
| if ((offset + 8) > radeon_bo_size(reloc->robj)) { |
| DRM_ERROR("bad MEM_WRITE bo too small: 0x%llx, 0x%lx\n", |
| offset + 8, radeon_bo_size(reloc->robj)); |
| return -EINVAL; |
| } |
| offset += reloc->lobj.gpu_offset; |
| ib[idx+0] = offset; |
| ib[idx+1] = upper_32_bits(offset) & 0xff; |
| break; |
| } |
| case PACKET3_COPY_DW: |
| if (pkt->count != 4) { |
| DRM_ERROR("bad COPY_DW (invalid count)\n"); |
| return -EINVAL; |
| } |
| if (idx_value & 0x1) { |
| u64 offset; |
| /* SRC is memory. */ |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad COPY_DW (missing src reloc)\n"); |
| return -EINVAL; |
| } |
| offset = radeon_get_ib_value(p, idx+1); |
| offset += ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; |
| if ((offset + 4) > radeon_bo_size(reloc->robj)) { |
| DRM_ERROR("bad COPY_DW src bo too small: 0x%llx, 0x%lx\n", |
| offset + 4, radeon_bo_size(reloc->robj)); |
| return -EINVAL; |
| } |
| offset += reloc->lobj.gpu_offset; |
| ib[idx+1] = offset; |
| ib[idx+2] = upper_32_bits(offset) & 0xff; |
| } else { |
| /* SRC is a reg. */ |
| reg = radeon_get_ib_value(p, idx+1) << 2; |
| if (!r600_is_safe_reg(p, reg, idx+1)) |
| return -EINVAL; |
| } |
| if (idx_value & 0x2) { |
| u64 offset; |
| /* DST is memory. */ |
| r = radeon_cs_packet_next_reloc(p, &reloc, r600_nomm); |
| if (r) { |
| DRM_ERROR("bad COPY_DW (missing dst reloc)\n"); |
| return -EINVAL; |
| } |
| offset = radeon_get_ib_value(p, idx+3); |
| offset += ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; |
| if ((offset + 4) > radeon_bo_size(reloc->robj)) { |
| DRM_ERROR("bad COPY_DW dst bo too small: 0x%llx, 0x%lx\n", |
| offset + 4, radeon_bo_size(reloc->robj)); |
| return -EINVAL; |
| } |
| offset += reloc->lobj.gpu_offset; |
| ib[idx+3] = offset; |
| ib[idx+4] = upper_32_bits(offset) & 0xff; |
| } else { |
| /* DST is a reg. */ |
| reg = radeon_get_ib_value(p, idx+3) << 2; |
| if (!r600_is_safe_reg(p, reg, idx+3)) |
| return -EINVAL; |
| } |
| break; |
| case PACKET3_NOP: |
| break; |
| default: |
| DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); |
| return -EINVAL; |
| } |
| return 0; |
| } |
| |
| int r600_cs_parse(struct radeon_cs_parser *p) |
| { |
| struct radeon_cs_packet pkt; |
| struct r600_cs_track *track; |
| int r; |
| |
| if (p->track == NULL) { |
| /* initialize tracker, we are in kms */ |
| track = kzalloc(sizeof(*track), GFP_KERNEL); |
| if (track == NULL) |
| return -ENOMEM; |
| r600_cs_track_init(track); |
| if (p->rdev->family < CHIP_RV770) { |
| track->npipes = p->rdev->config.r600.tiling_npipes; |
| track->nbanks = p->rdev->config.r600.tiling_nbanks; |
| track->group_size = p->rdev->config.r600.tiling_group_size; |
| } else if (p->rdev->family <= CHIP_RV740) { |
| track->npipes = p->rdev->config.rv770.tiling_npipes; |
| track->nbanks = p->rdev->config.rv770.tiling_nbanks; |
| track->group_size = p->rdev->config.rv770.tiling_group_size; |
| } |
| p->track = track; |
| } |
| do { |
| r = radeon_cs_packet_parse(p, &pkt, p->idx); |
| if (r) { |
| kfree(p->track); |
| p->track = NULL; |
| return r; |
| } |
| p->idx += pkt.count + 2; |
| switch (pkt.type) { |
| case RADEON_PACKET_TYPE0: |
| r = r600_cs_parse_packet0(p, &pkt); |
| break; |
| case RADEON_PACKET_TYPE2: |
| break; |
| case RADEON_PACKET_TYPE3: |
| r = r600_packet3_check(p, &pkt); |
| break; |
| default: |
| DRM_ERROR("Unknown packet type %d !\n", pkt.type); |
| kfree(p->track); |
| p->track = NULL; |
| return -EINVAL; |
| } |
| if (r) { |
| kfree(p->track); |
| p->track = NULL; |
| return r; |
| } |
| } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); |
| #if 0 |
| for (r = 0; r < p->ib.length_dw; r++) { |
| printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); |
| mdelay(1); |
| } |
| #endif |
| kfree(p->track); |
| p->track = NULL; |
| return 0; |
| } |
| |
| #ifdef CONFIG_DRM_RADEON_UMS |
| |
| /** |
| * cs_parser_fini() - clean parser states |
| * @parser: parser structure holding parsing context. |
| * @error: error number |
| * |
| * If error is set than unvalidate buffer, otherwise just free memory |
| * used by parsing context. |
| **/ |
| static void r600_cs_parser_fini(struct radeon_cs_parser *parser, int error) |
| { |
| unsigned i; |
| |
| kfree(parser->relocs); |
| for (i = 0; i < parser->nchunks; i++) |
| drm_free_large(parser->chunks[i].kdata); |
| kfree(parser->chunks); |
| kfree(parser->chunks_array); |
| } |
| |
| static int r600_cs_parser_relocs_legacy(struct radeon_cs_parser *p) |
| { |
| if (p->chunk_relocs_idx == -1) { |
| return 0; |
| } |
| p->relocs = kzalloc(sizeof(struct radeon_cs_reloc), GFP_KERNEL); |
| if (p->relocs == NULL) { |
| return -ENOMEM; |
| } |
| return 0; |
| } |
| |
| int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp, |
| unsigned family, u32 *ib, int *l) |
| { |
| struct radeon_cs_parser parser; |
| struct radeon_cs_chunk *ib_chunk; |
| struct r600_cs_track *track; |
| int r; |
| |
| /* initialize tracker */ |
| track = kzalloc(sizeof(*track), GFP_KERNEL); |
| if (track == NULL) |
| return -ENOMEM; |
| r600_cs_track_init(track); |
| r600_cs_legacy_get_tiling_conf(dev, &track->npipes, &track->nbanks, &track->group_size); |
| /* initialize parser */ |
| memset(&parser, 0, sizeof(struct radeon_cs_parser)); |
| parser.filp = filp; |
| parser.dev = &dev->pdev->dev; |
| parser.rdev = NULL; |
| parser.family = family; |
| parser.track = track; |
| parser.ib.ptr = ib; |
| r = radeon_cs_parser_init(&parser, data); |
| if (r) { |
| DRM_ERROR("Failed to initialize parser !\n"); |
| r600_cs_parser_fini(&parser, r); |
| return r; |
| } |
| r = r600_cs_parser_relocs_legacy(&parser); |
| if (r) { |
| DRM_ERROR("Failed to parse relocation !\n"); |
| r600_cs_parser_fini(&parser, r); |
| return r; |
| } |
| /* Copy the packet into the IB, the parser will read from the |
| * input memory (cached) and write to the IB (which can be |
| * uncached). */ |
| ib_chunk = &parser.chunks[parser.chunk_ib_idx]; |
| parser.ib.length_dw = ib_chunk->length_dw; |
| *l = parser.ib.length_dw; |
| if (DRM_COPY_FROM_USER(ib, ib_chunk->user_ptr, ib_chunk->length_dw * 4)) { |
| r = -EFAULT; |
| r600_cs_parser_fini(&parser, r); |
| return r; |
| } |
| r = r600_cs_parse(&parser); |
| if (r) { |
| DRM_ERROR("Invalid command stream !\n"); |
| r600_cs_parser_fini(&parser, r); |
| return r; |
| } |
| r600_cs_parser_fini(&parser, r); |
| return r; |
| } |
| |
| void r600_cs_legacy_init(void) |
| { |
| r600_nomm = 1; |
| } |
| |
| #endif |
| |
| /* |
| * DMA |
| */ |
| /** |
| * r600_dma_cs_next_reloc() - parse next reloc |
| * @p: parser structure holding parsing context. |
| * @cs_reloc: reloc informations |
| * |
| * Return the next reloc, do bo validation and compute |
| * GPU offset using the provided start. |
| **/ |
| int r600_dma_cs_next_reloc(struct radeon_cs_parser *p, |
| struct radeon_cs_reloc **cs_reloc) |
| { |
| struct radeon_cs_chunk *relocs_chunk; |
| unsigned idx; |
| |
| *cs_reloc = NULL; |
| if (p->chunk_relocs_idx == -1) { |
| DRM_ERROR("No relocation chunk !\n"); |
| return -EINVAL; |
| } |
| relocs_chunk = &p->chunks[p->chunk_relocs_idx]; |
| idx = p->dma_reloc_idx; |
| if (idx >= p->nrelocs) { |
| DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", |
| idx, p->nrelocs); |
| return -EINVAL; |
| } |
| *cs_reloc = p->relocs_ptr[idx]; |
| p->dma_reloc_idx++; |
| return 0; |
| } |
| |
| #define GET_DMA_CMD(h) (((h) & 0xf0000000) >> 28) |
| #define GET_DMA_COUNT(h) ((h) & 0x0000ffff) |
| #define GET_DMA_T(h) (((h) & 0x00800000) >> 23) |
| |
| /** |
| * r600_dma_cs_parse() - parse the DMA IB |
| * @p: parser structure holding parsing context. |
| * |
| * Parses the DMA IB from the CS ioctl and updates |
| * the GPU addresses based on the reloc information and |
| * checks for errors. (R6xx-R7xx) |
| * Returns 0 for success and an error on failure. |
| **/ |
| int r600_dma_cs_parse(struct radeon_cs_parser *p) |
| { |
| struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; |
| struct radeon_cs_reloc *src_reloc, *dst_reloc; |
| u32 header, cmd, count, tiled; |
| volatile u32 *ib = p->ib.ptr; |
| u32 idx, idx_value; |
| u64 src_offset, dst_offset; |
| int r; |
| |
| do { |
| if (p->idx >= ib_chunk->length_dw) { |
| DRM_ERROR("Can not parse packet at %d after CS end %d !\n", |
| p->idx, ib_chunk->length_dw); |
| return -EINVAL; |
| } |
| idx = p->idx; |
| header = radeon_get_ib_value(p, idx); |
| cmd = GET_DMA_CMD(header); |
| count = GET_DMA_COUNT(header); |
| tiled = GET_DMA_T(header); |
| |
| switch (cmd) { |
| case DMA_PACKET_WRITE: |
| r = r600_dma_cs_next_reloc(p, &dst_reloc); |
| if (r) { |
| DRM_ERROR("bad DMA_PACKET_WRITE\n"); |
| return -EINVAL; |
| } |
| if (tiled) { |
| dst_offset = radeon_get_ib_value(p, idx+1); |
| dst_offset <<= 8; |
| |
| ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); |
| p->idx += count + 5; |
| } else { |
| dst_offset = radeon_get_ib_value(p, idx+1); |
| dst_offset |= ((u64)(radeon_get_ib_value(p, idx+2) & 0xff)) << 32; |
| |
| ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); |
| ib[idx+2] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; |
| p->idx += count + 3; |
| } |
| if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { |
| dev_warn(p->dev, "DMA write buffer too small (%llu %lu)\n", |
| dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); |
| return -EINVAL; |
| } |
| break; |
| case DMA_PACKET_COPY: |
| r = r600_dma_cs_next_reloc(p, &src_reloc); |
| if (r) { |
| DRM_ERROR("bad DMA_PACKET_COPY\n"); |
| return -EINVAL; |
| } |
| r = r600_dma_cs_next_reloc(p, &dst_reloc); |
| if (r) { |
| DRM_ERROR("bad DMA_PACKET_COPY\n"); |
| return -EINVAL; |
| } |
| if (tiled) { |
| idx_value = radeon_get_ib_value(p, idx + 2); |
| /* detile bit */ |
| if (idx_value & (1 << 31)) { |
| /* tiled src, linear dst */ |
| src_offset = radeon_get_ib_value(p, idx+1); |
| src_offset <<= 8; |
| ib[idx+1] += (u32)(src_reloc->lobj.gpu_offset >> 8); |
| |
| dst_offset = radeon_get_ib_value(p, idx+5); |
| dst_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; |
| ib[idx+5] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); |
| ib[idx+6] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; |
| } else { |
| /* linear src, tiled dst */ |
| src_offset = radeon_get_ib_value(p, idx+5); |
| src_offset |= ((u64)(radeon_get_ib_value(p, idx+6) & 0xff)) << 32; |
| ib[idx+5] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); |
| ib[idx+6] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; |
| |
| dst_offset = radeon_get_ib_value(p, idx+1); |
| dst_offset <<= 8; |
| ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset >> 8); |
| } |
| p->idx += 7; |
| } else { |
| if (p->family >= CHIP_RV770) { |
| src_offset = radeon_get_ib_value(p, idx+2); |
| src_offset |= ((u64)(radeon_get_ib_value(p, idx+4) & 0xff)) << 32; |
| dst_offset = radeon_get_ib_value(p, idx+1); |
| dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; |
| |
| ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); |
| ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); |
| ib[idx+3] += upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff; |
| ib[idx+4] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; |
| p->idx += 5; |
| } else { |
| src_offset = radeon_get_ib_value(p, idx+2); |
| src_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff)) << 32; |
| dst_offset = radeon_get_ib_value(p, idx+1); |
| dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0xff0000)) << 16; |
| |
| ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); |
| ib[idx+2] += (u32)(src_reloc->lobj.gpu_offset & 0xfffffffc); |
| ib[idx+3] += upper_32_bits(src_reloc->lobj.gpu_offset) & 0xff; |
| ib[idx+3] += (upper_32_bits(dst_reloc->lobj.gpu_offset) & 0xff) << 16; |
| p->idx += 4; |
| } |
| } |
| if ((src_offset + (count * 4)) > radeon_bo_size(src_reloc->robj)) { |
| dev_warn(p->dev, "DMA copy src buffer too small (%llu %lu)\n", |
| src_offset + (count * 4), radeon_bo_size(src_reloc->robj)); |
| return -EINVAL; |
| } |
| if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { |
| dev_warn(p->dev, "DMA write dst buffer too small (%llu %lu)\n", |
| dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); |
| return -EINVAL; |
| } |
| break; |
| case DMA_PACKET_CONSTANT_FILL: |
| if (p->family < CHIP_RV770) { |
| DRM_ERROR("Constant Fill is 7xx only !\n"); |
| return -EINVAL; |
| } |
| r = r600_dma_cs_next_reloc(p, &dst_reloc); |
| if (r) { |
| DRM_ERROR("bad DMA_PACKET_WRITE\n"); |
| return -EINVAL; |
| } |
| dst_offset = radeon_get_ib_value(p, idx+1); |
| dst_offset |= ((u64)(radeon_get_ib_value(p, idx+3) & 0x00ff0000)) << 16; |
| if ((dst_offset + (count * 4)) > radeon_bo_size(dst_reloc->robj)) { |
| dev_warn(p->dev, "DMA constant fill buffer too small (%llu %lu)\n", |
| dst_offset + (count * 4), radeon_bo_size(dst_reloc->robj)); |
| return -EINVAL; |
| } |
| ib[idx+1] += (u32)(dst_reloc->lobj.gpu_offset & 0xfffffffc); |
| ib[idx+3] += (upper_32_bits(dst_reloc->lobj.gpu_offset) << 16) & 0x00ff0000; |
| p->idx += 4; |
| break; |
| case DMA_PACKET_NOP: |
| p->idx += 1; |
| break; |
| default: |
| DRM_ERROR("Unknown packet type %d at %d !\n", cmd, idx); |
| return -EINVAL; |
| } |
| } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); |
| #if 0 |
| for (r = 0; r < p->ib->length_dw; r++) { |
| printk(KERN_INFO "%05d 0x%08X\n", r, p->ib.ptr[r]); |
| mdelay(1); |
| } |
| #endif |
| return 0; |
| } |