cregit-Linux how code gets into the kernel

Release 4.7 drivers/gpu/drm/radeon/r200.c

/*
 * 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 <drm/drmP.h>
#include <drm/radeon_drm.h>
#include "radeon_reg.h"
#include "radeon.h"
#include "radeon_asic.h"

#include "r100d.h"
#include "r200_reg_safe.h"

#include "r100_track.h"


static int r200_get_vtx_size_0(uint32_t vtx_fmt_0) { int vtx_size, i; vtx_size = 2; if (vtx_fmt_0 & R200_VTX_Z0) vtx_size++; if (vtx_fmt_0 & R200_VTX_W0) vtx_size++; /* blend weight */ if (vtx_fmt_0 & (0x7 << R200_VTX_WEIGHT_COUNT_SHIFT)) vtx_size += (vtx_fmt_0 >> R200_VTX_WEIGHT_COUNT_SHIFT) & 0x7; if (vtx_fmt_0 & R200_VTX_PV_MATRIX_SEL) vtx_size++; if (vtx_fmt_0 & R200_VTX_N0) vtx_size += 3; if (vtx_fmt_0 & R200_VTX_POINT_SIZE) vtx_size++; if (vtx_fmt_0 & R200_VTX_DISCRETE_FOG) vtx_size++; if (vtx_fmt_0 & R200_VTX_SHININESS_0) vtx_size++; if (vtx_fmt_0 & R200_VTX_SHININESS_1) vtx_size++; for (i = 0; i < 8; i++) { int color_size = (vtx_fmt_0 >> (11 + 2*i)) & 0x3; switch (color_size) { case 0: break; case 1: vtx_size++; break; case 2: vtx_size += 3; break; case 3: vtx_size += 4; break; } } if (vtx_fmt_0 & R200_VTX_XY1) vtx_size += 2; if (vtx_fmt_0 & R200_VTX_Z1) vtx_size++; if (vtx_fmt_0 & R200_VTX_W1) vtx_size++; if (vtx_fmt_0 & R200_VTX_N1) vtx_size += 3; return vtx_size; }

Contributors

PersonTokensPropCommitsCommitProp
dave airliedave airlie218100.00%1100.00%
Total218100.00%1100.00%


struct radeon_fence *r200_copy_dma(struct radeon_device *rdev, uint64_t src_offset, uint64_t dst_offset, unsigned num_gpu_pages, struct reservation_object *resv) { struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; struct radeon_fence *fence; uint32_t size; uint32_t cur_size; int i, num_loops; int r = 0; /* radeon pitch is /64 */ size = num_gpu_pages << RADEON_GPU_PAGE_SHIFT; num_loops = DIV_ROUND_UP(size, 0x1FFFFF); r = radeon_ring_lock(rdev, ring, num_loops * 4 + 64); if (r) { DRM_ERROR("radeon: moving bo (%d).\n", r); return ERR_PTR(r); } /* Must wait for 2D idle & clean before DMA or hangs might happen */ radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); radeon_ring_write(ring, (1 << 16)); for (i = 0; i < num_loops; i++) { cur_size = size; if (cur_size > 0x1FFFFF) { cur_size = 0x1FFFFF; } size -= cur_size; radeon_ring_write(ring, PACKET0(0x720, 2)); radeon_ring_write(ring, src_offset); radeon_ring_write(ring, dst_offset); radeon_ring_write(ring, cur_size | (1 << 31) | (1 << 30)); src_offset += cur_size; dst_offset += cur_size; } radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); radeon_ring_write(ring, RADEON_WAIT_DMA_GUI_IDLE); r = radeon_fence_emit(rdev, &fence, RADEON_RING_TYPE_GFX_INDEX); if (r) { radeon_ring_unlock_undo(rdev, ring); return ERR_PTR(r); } radeon_ring_unlock_commit(rdev, ring, false); return fence; }

Contributors

PersonTokensPropCommitsCommitProp
pauli nieminenpauli nieminen21977.11%112.50%
christian koenigchristian koenig6021.13%562.50%
alex deucheralex deucher31.06%112.50%
michel danzermichel danzer20.70%112.50%
Total284100.00%8100.00%


static int r200_get_vtx_size_1(uint32_t vtx_fmt_1) { int vtx_size, i, tex_size; vtx_size = 0; for (i = 0; i < 6; i++) { tex_size = (vtx_fmt_1 >> (i * 3)) & 0x7; if (tex_size > 4) continue; vtx_size += tex_size; } return vtx_size; }

Contributors

PersonTokensPropCommitsCommitProp
dave airliedave airlie63100.00%1100.00%
Total63100.00%1100.00%


int r200_packet0_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, unsigned reg) { struct radeon_bo_list *reloc; struct r100_cs_track *track; volatile uint32_t *ib; uint32_t tmp; int r; int i; int face; u32 tile_flags = 0; u32 idx_value; ib = p->ib.ptr; track = (struct r100_cs_track *)p->track; idx_value = radeon_get_ib_value(p, idx); switch (reg) { case RADEON_CRTC_GUI_TRIG_VLINE: r = r100_cs_packet_parse_vline(p); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); radeon_cs_dump_packet(p, pkt); return r; } break; /* FIXME: only allow PACKET3 blit? easier to check for out of * range access */ case RADEON_DST_PITCH_OFFSET: case RADEON_SRC_PITCH_OFFSET: r = r100_reloc_pitch_offset(p, pkt, idx, reg); if (r) return r; break; case RADEON_RB3D_DEPTHOFFSET: r = radeon_cs_packet_next_reloc(p, &reloc, 0); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); radeon_cs_dump_packet(p, pkt); return r; } track->zb.robj = reloc->robj; track->zb.offset = idx_value; track->zb_dirty = true; ib[idx] = idx_value + ((u32)reloc->gpu_offset); break; case RADEON_RB3D_COLOROFFSET: r = radeon_cs_packet_next_reloc(p, &reloc, 0); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); radeon_cs_dump_packet(p, pkt); return r; } track->cb[0].robj = reloc->robj; track->cb[0].offset = idx_value; track->cb_dirty = true; ib[idx] = idx_value + ((u32)reloc->gpu_offset); break; case R200_PP_TXOFFSET_0: case R200_PP_TXOFFSET_1: case R200_PP_TXOFFSET_2: case R200_PP_TXOFFSET_3: case R200_PP_TXOFFSET_4: case R200_PP_TXOFFSET_5: i = (reg - R200_PP_TXOFFSET_0) / 24; r = radeon_cs_packet_next_reloc(p, &reloc, 0); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); radeon_cs_dump_packet(p, pkt); return r; } if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { if (reloc->tiling_flags & RADEON_TILING_MACRO) tile_flags |= R200_TXO_MACRO_TILE; if (reloc->tiling_flags & RADEON_TILING_MICRO) tile_flags |= R200_TXO_MICRO_TILE; tmp = idx_value & ~(0x7 << 2); tmp |= tile_flags; ib[idx] = tmp + ((u32)reloc->gpu_offset); } else ib[idx] = idx_value + ((u32)reloc->gpu_offset); track->textures[i].robj = reloc->robj; track->tex_dirty = true; break; case R200_PP_CUBIC_OFFSET_F1_0: case R200_PP_CUBIC_OFFSET_F2_0: case R200_PP_CUBIC_OFFSET_F3_0: case R200_PP_CUBIC_OFFSET_F4_0: case R200_PP_CUBIC_OFFSET_F5_0: case R200_PP_CUBIC_OFFSET_F1_1: case R200_PP_CUBIC_OFFSET_F2_1: case R200_PP_CUBIC_OFFSET_F3_1: case R200_PP_CUBIC_OFFSET_F4_1: case R200_PP_CUBIC_OFFSET_F5_1: case R200_PP_CUBIC_OFFSET_F1_2: case R200_PP_CUBIC_OFFSET_F2_2: case R200_PP_CUBIC_OFFSET_F3_2: case R200_PP_CUBIC_OFFSET_F4_2: case R200_PP_CUBIC_OFFSET_F5_2: case R200_PP_CUBIC_OFFSET_F1_3: case R200_PP_CUBIC_OFFSET_F2_3: case R200_PP_CUBIC_OFFSET_F3_3: case R200_PP_CUBIC_OFFSET_F4_3: case R200_PP_CUBIC_OFFSET_F5_3: case R200_PP_CUBIC_OFFSET_F1_4: case R200_PP_CUBIC_OFFSET_F2_4: case R200_PP_CUBIC_OFFSET_F3_4: case R200_PP_CUBIC_OFFSET_F4_4: case R200_PP_CUBIC_OFFSET_F5_4: case R200_PP_CUBIC_OFFSET_F1_5: case R200_PP_CUBIC_OFFSET_F2_5: case R200_PP_CUBIC_OFFSET_F3_5: case R200_PP_CUBIC_OFFSET_F4_5: case R200_PP_CUBIC_OFFSET_F5_5: i = (reg - R200_PP_TXOFFSET_0) / 24; face = (reg - ((i * 24) + R200_PP_TXOFFSET_0)) / 4; r = radeon_cs_packet_next_reloc(p, &reloc, 0); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); radeon_cs_dump_packet(p, pkt); return r; } track->textures[i].cube_info[face - 1].offset = idx_value; ib[idx] = idx_value + ((u32)reloc->gpu_offset); track->textures[i].cube_info[face - 1].robj = reloc->robj; track->tex_dirty = true; break; case RADEON_RE_WIDTH_HEIGHT: track->maxy = ((idx_value >> 16) & 0x7FF); track->cb_dirty = true; track->zb_dirty = true; break; case RADEON_RB3D_COLORPITCH: r = radeon_cs_packet_next_reloc(p, &reloc, 0); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); radeon_cs_dump_packet(p, pkt); return r; } if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { if (reloc->tiling_flags & RADEON_TILING_MACRO) tile_flags |= RADEON_COLOR_TILE_ENABLE; if (reloc->tiling_flags & RADEON_TILING_MICRO) tile_flags |= RADEON_COLOR_MICROTILE_ENABLE; tmp = idx_value & ~(0x7 << 16); tmp |= tile_flags; ib[idx] = tmp; } else ib[idx] = idx_value; track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK; track->cb_dirty = true; break; case RADEON_RB3D_DEPTHPITCH: track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK; track->zb_dirty = true; break; case RADEON_RB3D_CNTL: switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) { case 7: case 8: case 9: case 11: case 12: track->cb[0].cpp = 1; break; case 3: case 4: case 15: track->cb[0].cpp = 2; break; case 6: track->cb[0].cpp = 4; break; default: DRM_ERROR("Invalid color buffer format (%d) !\n", ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f)); return -EINVAL; } if (idx_value & RADEON_DEPTHXY_OFFSET_ENABLE) { DRM_ERROR("No support for depth xy offset in kms\n"); return -EINVAL; } track->z_enabled = !!(idx_value & RADEON_Z_ENABLE); track->cb_dirty = true; track->zb_dirty = true; break; case RADEON_RB3D_ZSTENCILCNTL: switch (idx_value & 0xf) { case 0: track->zb.cpp = 2; break; case 2: case 3: case 4: case 5: case 9: case 11: track->zb.cpp = 4; break; default: break; } track->zb_dirty = true; break; case RADEON_RB3D_ZPASS_ADDR: r = radeon_cs_packet_next_reloc(p, &reloc, 0); if (r) { DRM_ERROR("No reloc for ib[%d]=0x%04X\n", idx, reg); radeon_cs_dump_packet(p, pkt); return r; } ib[idx] = idx_value + ((u32)reloc->gpu_offset); break; case RADEON_PP_CNTL: { uint32_t temp = idx_value >> 4; for (i = 0; i < track->num_texture; i++) track->textures[i].enabled = !!(temp & (1 << i)); track->tex_dirty = true; } break; case RADEON_SE_VF_CNTL: track->vap_vf_cntl = idx_value; break; case 0x210c: /* VAP_VF_MAX_VTX_INDX */ track->max_indx = idx_value & 0x00FFFFFFUL; break; case R200_SE_VTX_FMT_0: track->vtx_size = r200_get_vtx_size_0(idx_value); break; case R200_SE_VTX_FMT_1: track->vtx_size += r200_get_vtx_size_1(idx_value); break; case R200_PP_TXSIZE_0: case R200_PP_TXSIZE_1: case R200_PP_TXSIZE_2: case R200_PP_TXSIZE_3: case R200_PP_TXSIZE_4: case R200_PP_TXSIZE_5: i = (reg - R200_PP_TXSIZE_0) / 32; track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1; track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1; track->tex_dirty = true; break; case R200_PP_TXPITCH_0: case R200_PP_TXPITCH_1: case R200_PP_TXPITCH_2: case R200_PP_TXPITCH_3: case R200_PP_TXPITCH_4: case R200_PP_TXPITCH_5: i = (reg - R200_PP_TXPITCH_0) / 32; track->textures[i].pitch = idx_value + 32; track->tex_dirty = true; break; case R200_PP_TXFILTER_0: case R200_PP_TXFILTER_1: case R200_PP_TXFILTER_2: case R200_PP_TXFILTER_3: case R200_PP_TXFILTER_4: case R200_PP_TXFILTER_5: i = (reg - R200_PP_TXFILTER_0) / 32; track->textures[i].num_levels = ((idx_value & R200_MAX_MIP_LEVEL_MASK) >> R200_MAX_MIP_LEVEL_SHIFT); tmp = (idx_value >> 23) & 0x7; if (tmp == 2 || tmp == 6) track->textures[i].roundup_w = false; tmp = (idx_value >> 27) & 0x7; if (tmp == 2 || tmp == 6) track->textures[i].roundup_h = false; track->tex_dirty = true; break; case R200_PP_TXMULTI_CTL_0: case R200_PP_TXMULTI_CTL_1: case R200_PP_TXMULTI_CTL_2: case R200_PP_TXMULTI_CTL_3: case R200_PP_TXMULTI_CTL_4: case R200_PP_TXMULTI_CTL_5: i = (reg - R200_PP_TXMULTI_CTL_0) / 32; break; case R200_PP_TXFORMAT_X_0: case R200_PP_TXFORMAT_X_1: case R200_PP_TXFORMAT_X_2: case R200_PP_TXFORMAT_X_3: case R200_PP_TXFORMAT_X_4: case R200_PP_TXFORMAT_X_5: i = (reg - R200_PP_TXFORMAT_X_0) / 32; track->textures[i].txdepth = idx_value & 0x7; tmp = (idx_value >> 16) & 0x3; /* 2D, 3D, CUBE */ switch (tmp) { case 0: case 3: case 4: case 5: case 6: case 7: /* 1D/2D */ track->textures[i].tex_coord_type = 0; break; case 1: /* CUBE */ track->textures[i].tex_coord_type = 2; break; case 2: /* 3D */ track->textures[i].tex_coord_type = 1; break; } track->tex_dirty = true; break; case R200_PP_TXFORMAT_0: case R200_PP_TXFORMAT_1: case R200_PP_TXFORMAT_2: case R200_PP_TXFORMAT_3: case R200_PP_TXFORMAT_4: case R200_PP_TXFORMAT_5: i = (reg - R200_PP_TXFORMAT_0) / 32; if (idx_value & R200_TXFORMAT_NON_POWER2) { track->textures[i].use_pitch = 1; } else { track->textures[i].use_pitch = 0; track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK); track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK); } if (idx_value & R200_TXFORMAT_LOOKUP_DISABLE) track->textures[i].lookup_disable = true; switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) { case R200_TXFORMAT_I8: case R200_TXFORMAT_RGB332: case R200_TXFORMAT_Y8: track->textures[i].cpp = 1; track->textures[i].compress_format = R100_TRACK_COMP_NONE; break; case R200_TXFORMAT_AI88: case R200_TXFORMAT_ARGB1555: case R200_TXFORMAT_RGB565: case R200_TXFORMAT_ARGB4444: case R200_TXFORMAT_VYUY422: case R200_TXFORMAT_YVYU422: case R200_TXFORMAT_LDVDU655: case R200_TXFORMAT_DVDU88: case R200_TXFORMAT_AVYU4444: track->textures[i].cpp = 2; track->textures[i].compress_format = R100_TRACK_COMP_NONE; break; case R200_TXFORMAT_ARGB8888: case R200_TXFORMAT_RGBA8888: case R200_TXFORMAT_ABGR8888: case R200_TXFORMAT_BGR111110: case R200_TXFORMAT_LDVDU8888: track->textures[i].cpp = 4; track->textures[i].compress_format = R100_TRACK_COMP_NONE; break; case R200_TXFORMAT_DXT1: track->textures[i].cpp = 1; track->textures[i].compress_format = R100_TRACK_COMP_DXT1; break; case R200_TXFORMAT_DXT23: case R200_TXFORMAT_DXT45: track->textures[i].cpp = 1; track->textures[i].compress_format = R100_TRACK_COMP_DXT1; break; } track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf); track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf); track->tex_dirty = true; break; case R200_PP_CUBIC_FACES_0: case R200_PP_CUBIC_FACES_1: case R200_PP_CUBIC_FACES_2: case R200_PP_CUBIC_FACES_3: case R200_PP_CUBIC_FACES_4: case R200_PP_CUBIC_FACES_5: tmp = idx_value; i = (reg - R200_PP_CUBIC_FACES_0) / 32; for (face = 0; face < 4; face++) { track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf); track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf); } track->tex_dirty = true; break; default: printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", reg, idx); return -EINVAL; } return 0; }

Contributors

PersonTokensPropCommitsCommitProp
dave airliedave airlie185386.63%321.43%
marek olsakmarek olsak1085.05%17.14%
alex deucheralex deucher1075.00%321.43%
roland scheideggerroland scheidegger391.82%214.29%
ilija hadzicilija hadzic251.17%214.29%
andrew randrianasuluandrew randrianasulu50.23%17.14%
jerome glissejerome glisse10.05%17.14%
christian koenigchristian koenig10.05%17.14%
Total2139100.00%14100.00%


void r200_set_safe_registers(struct radeon_device *rdev) { rdev->config.r100.reg_safe_bm = r200_reg_safe_bm; rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r200_reg_safe_bm); }

Contributors

PersonTokensPropCommitsCommitProp
dave airliedave airlie3193.94%150.00%
jerome glissejerome glisse26.06%150.00%
Total33100.00%2100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
dave airliedave airlie218279.00%312.00%
pauli nieminenpauli nieminen2228.04%14.00%
alex deucheralex deucher1103.98%416.00%
marek olsakmarek olsak1083.91%14.00%
christian koenigchristian koenig612.21%624.00%
roland scheideggerroland scheidegger391.41%28.00%
ilija hadzicilija hadzic250.91%28.00%
andrew randrianasuluandrew randrianasulu50.18%14.00%
jerome glissejerome glisse30.11%28.00%
daniel vetterdaniel vetter30.11%14.00%
michel danzermichel danzer20.07%14.00%
david howellsdavid howells20.07%14.00%
Total2762100.00%25100.00%
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