/* * Copyright (C) 2010 Advanced Micro Devices, Inc. * * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */ #include "radeon_common.h" #include "radeon_context.h" #include "radeon_blit.h" static inline uint32_t cmdpacket0(struct radeon_screen *rscrn, int reg, int count) { if (count) return CP_PACKET0(reg, count - 1); return CP_PACKET2; } /* common formats supported as both textures and render targets */ unsigned r100_check_blit(mesa_format mesa_format, uint32_t dst_pitch) { /* XXX others? BE/LE? */ switch (mesa_format) { case MESA_FORMAT_B8G8R8A8_UNORM: case MESA_FORMAT_B8G8R8X8_UNORM: case MESA_FORMAT_B5G6R5_UNORM: case MESA_FORMAT_B4G4R4A4_UNORM: case MESA_FORMAT_B5G5R5A1_UNORM: case MESA_FORMAT_A_UNORM8: case MESA_FORMAT_L_UNORM8: case MESA_FORMAT_I_UNORM8: break; default: return 0; } /* Rendering to small buffer doesn't work. * Looks like a hw limitation. */ if (dst_pitch < 32) return 0; /* ??? */ if (_mesa_get_format_bits(mesa_format, GL_DEPTH_BITS) > 0) return 0; return 1; } static inline void emit_vtx_state(struct r100_context *r100) { BATCH_LOCALS(&r100->radeon); BEGIN_BATCH(8); if (r100->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL) { OUT_BATCH_REGVAL(RADEON_SE_CNTL_STATUS, 0); } else { OUT_BATCH_REGVAL(RADEON_SE_CNTL_STATUS, RADEON_TCL_BYPASS); } OUT_BATCH_REGVAL(RADEON_SE_COORD_FMT, (RADEON_VTX_XY_PRE_MULT_1_OVER_W0 | RADEON_TEX1_W_ROUTING_USE_W0)); OUT_BATCH_REGVAL(RADEON_SE_VTX_FMT, RADEON_SE_VTX_FMT_XY | RADEON_SE_VTX_FMT_ST0); OUT_BATCH_REGVAL(RADEON_SE_CNTL, (RADEON_DIFFUSE_SHADE_GOURAUD | RADEON_BFACE_SOLID | RADEON_FFACE_SOLID | RADEON_VTX_PIX_CENTER_OGL | RADEON_ROUND_MODE_ROUND | RADEON_ROUND_PREC_4TH_PIX)); END_BATCH(); } static void inline emit_tx_setup(struct r100_context *r100, mesa_format mesa_format, struct radeon_bo *bo, intptr_t offset, unsigned width, unsigned height, unsigned pitch) { uint32_t txformat = RADEON_TXFORMAT_NON_POWER2; BATCH_LOCALS(&r100->radeon); assert(width <= 2048); assert(height <= 2048); assert(offset % 32 == 0); /* XXX others? BE/LE? */ switch (mesa_format) { case MESA_FORMAT_B8G8R8A8_UNORM: txformat |= RADEON_TXFORMAT_ARGB8888 | RADEON_TXFORMAT_ALPHA_IN_MAP; break; case MESA_FORMAT_A8B8G8R8_UNORM: txformat |= RADEON_TXFORMAT_RGBA8888 | RADEON_TXFORMAT_ALPHA_IN_MAP; break; case MESA_FORMAT_B8G8R8X8_UNORM: txformat |= RADEON_TXFORMAT_ARGB8888; break; case MESA_FORMAT_B5G6R5_UNORM: txformat |= RADEON_TXFORMAT_RGB565; break; case MESA_FORMAT_B4G4R4A4_UNORM: txformat |= RADEON_TXFORMAT_ARGB4444 | RADEON_TXFORMAT_ALPHA_IN_MAP; break; case MESA_FORMAT_B5G5R5A1_UNORM: txformat |= RADEON_TXFORMAT_ARGB1555 | RADEON_TXFORMAT_ALPHA_IN_MAP; break; case MESA_FORMAT_A_UNORM8: case MESA_FORMAT_I_UNORM8: txformat |= RADEON_TXFORMAT_I8 | RADEON_TXFORMAT_ALPHA_IN_MAP; break; case MESA_FORMAT_L_UNORM8: txformat |= RADEON_TXFORMAT_I8; break; case MESA_FORMAT_L8A8_UNORM: txformat |= RADEON_TXFORMAT_AI88 | RADEON_TXFORMAT_ALPHA_IN_MAP; break; default: break; } if (bo->flags & RADEON_BO_FLAGS_MACRO_TILE) offset |= RADEON_TXO_MACRO_TILE; if (bo->flags & RADEON_BO_FLAGS_MICRO_TILE) offset |= RADEON_TXO_MICRO_TILE_X2; BEGIN_BATCH(18); OUT_BATCH_REGVAL(RADEON_PP_CNTL, RADEON_TEX_0_ENABLE | RADEON_TEX_BLEND_0_ENABLE); OUT_BATCH_REGVAL(RADEON_PP_TXCBLEND_0, (RADEON_COLOR_ARG_A_ZERO | RADEON_COLOR_ARG_B_ZERO | RADEON_COLOR_ARG_C_T0_COLOR | RADEON_BLEND_CTL_ADD | RADEON_CLAMP_TX)); OUT_BATCH_REGVAL(RADEON_PP_TXABLEND_0, (RADEON_ALPHA_ARG_A_ZERO | RADEON_ALPHA_ARG_B_ZERO | RADEON_ALPHA_ARG_C_T0_ALPHA | RADEON_BLEND_CTL_ADD | RADEON_CLAMP_TX)); OUT_BATCH_REGVAL(RADEON_PP_TXFILTER_0, (RADEON_CLAMP_S_CLAMP_LAST | RADEON_CLAMP_T_CLAMP_LAST | RADEON_MAG_FILTER_NEAREST | RADEON_MIN_FILTER_NEAREST)); OUT_BATCH_REGVAL(RADEON_PP_TXFORMAT_0, txformat); OUT_BATCH_REGVAL(RADEON_PP_TEX_SIZE_0, ((width - 1) | ((height - 1) << RADEON_TEX_VSIZE_SHIFT))); OUT_BATCH_REGVAL(RADEON_PP_TEX_PITCH_0, pitch * _mesa_get_format_bytes(mesa_format) - 32); OUT_BATCH_REGSEQ(RADEON_PP_TXOFFSET_0, 1); OUT_BATCH_RELOC(offset, bo, offset, RADEON_GEM_DOMAIN_GTT|RADEON_GEM_DOMAIN_VRAM, 0, 0); END_BATCH(); } static inline void emit_cb_setup(struct r100_context *r100, struct radeon_bo *bo, intptr_t offset, mesa_format mesa_format, unsigned pitch, unsigned width, unsigned height) { uint32_t dst_pitch = pitch; uint32_t dst_format = 0; BATCH_LOCALS(&r100->radeon); /* XXX others? BE/LE? */ switch (mesa_format) { case MESA_FORMAT_B8G8R8A8_UNORM: case MESA_FORMAT_B8G8R8X8_UNORM: dst_format = RADEON_COLOR_FORMAT_ARGB8888; break; case MESA_FORMAT_B5G6R5_UNORM: dst_format = RADEON_COLOR_FORMAT_RGB565; break; case MESA_FORMAT_B4G4R4A4_UNORM: dst_format = RADEON_COLOR_FORMAT_ARGB4444; break; case MESA_FORMAT_B5G5R5A1_UNORM: dst_format = RADEON_COLOR_FORMAT_ARGB1555; break; case MESA_FORMAT_A_UNORM8: case MESA_FORMAT_L_UNORM8: case MESA_FORMAT_I_UNORM8: dst_format = RADEON_COLOR_FORMAT_RGB8; break; default: break; } if (bo->flags & RADEON_BO_FLAGS_MACRO_TILE) dst_pitch |= RADEON_COLOR_TILE_ENABLE; if (bo->flags & RADEON_BO_FLAGS_MICRO_TILE) dst_pitch |= RADEON_COLOR_MICROTILE_ENABLE; BEGIN_BATCH(18); OUT_BATCH_REGVAL(RADEON_RE_TOP_LEFT, 0); OUT_BATCH_REGVAL(RADEON_RE_WIDTH_HEIGHT, (((width - 1) << RADEON_RE_WIDTH_SHIFT) | ((height - 1) << RADEON_RE_HEIGHT_SHIFT))); OUT_BATCH_REGVAL(RADEON_RB3D_PLANEMASK, 0xffffffff); OUT_BATCH_REGVAL(RADEON_RB3D_BLENDCNTL, RADEON_SRC_BLEND_GL_ONE | RADEON_DST_BLEND_GL_ZERO); OUT_BATCH_REGVAL(RADEON_RB3D_CNTL, dst_format); OUT_BATCH_REGSEQ(RADEON_RB3D_COLOROFFSET, 1); OUT_BATCH_RELOC(offset, bo, offset, 0, RADEON_GEM_DOMAIN_GTT|RADEON_GEM_DOMAIN_VRAM, 0); OUT_BATCH_REGSEQ(RADEON_RB3D_COLORPITCH, 1); OUT_BATCH_RELOC(dst_pitch, bo, dst_pitch, 0, RADEON_GEM_DOMAIN_GTT|RADEON_GEM_DOMAIN_VRAM, 0); END_BATCH(); } static GLboolean validate_buffers(struct r100_context *r100, struct radeon_bo *src_bo, struct radeon_bo *dst_bo) { int ret; radeon_cs_space_reset_bos(r100->radeon.cmdbuf.cs); ret = radeon_cs_space_check_with_bo(r100->radeon.cmdbuf.cs, src_bo, RADEON_GEM_DOMAIN_VRAM | RADEON_GEM_DOMAIN_GTT, 0); if (ret) return GL_FALSE; ret = radeon_cs_space_check_with_bo(r100->radeon.cmdbuf.cs, dst_bo, 0, RADEON_GEM_DOMAIN_VRAM | RADEON_GEM_DOMAIN_GTT); if (ret) return GL_FALSE; return GL_TRUE; } /** * Calculate texcoords for given image region. * Output values are [minx, maxx, miny, maxy] */ static inline void calc_tex_coords(float img_width, float img_height, float x, float y, float reg_width, float reg_height, unsigned flip_y, float *buf) { buf[0] = x / img_width; buf[1] = buf[0] + reg_width / img_width; buf[2] = y / img_height; buf[3] = buf[2] + reg_height / img_height; if (flip_y) { buf[2] = 1.0 - buf[2]; buf[3] = 1.0 - buf[3]; } } static inline void emit_draw_packet(struct r100_context *r100, unsigned src_width, unsigned src_height, unsigned src_x_offset, unsigned src_y_offset, unsigned dst_x_offset, unsigned dst_y_offset, unsigned reg_width, unsigned reg_height, unsigned flip_y) { float texcoords[4]; float verts[12]; BATCH_LOCALS(&r100->radeon); calc_tex_coords(src_width, src_height, src_x_offset, src_y_offset, reg_width, reg_height, flip_y, texcoords); verts[0] = dst_x_offset; verts[1] = dst_y_offset + reg_height; verts[2] = texcoords[0]; verts[3] = texcoords[3]; verts[4] = dst_x_offset + reg_width; verts[5] = dst_y_offset + reg_height; verts[6] = texcoords[1]; verts[7] = texcoords[3]; verts[8] = dst_x_offset + reg_width; verts[9] = dst_y_offset; verts[10] = texcoords[1]; verts[11] = texcoords[2]; BEGIN_BATCH(15); OUT_BATCH(RADEON_CP_PACKET3_3D_DRAW_IMMD | (13 << 16)); OUT_BATCH(RADEON_CP_VC_FRMT_XY | RADEON_CP_VC_FRMT_ST0); OUT_BATCH(RADEON_CP_VC_CNTL_PRIM_WALK_RING | RADEON_CP_VC_CNTL_PRIM_TYPE_RECT_LIST | RADEON_CP_VC_CNTL_MAOS_ENABLE | RADEON_CP_VC_CNTL_VTX_FMT_RADEON_MODE | (3 << 16)); OUT_BATCH_TABLE(verts, 12); END_BATCH(); } /** * Copy a region of [@a width x @a height] pixels from source buffer * to destination buffer. * @param[in] r100 r100 context * @param[in] src_bo source radeon buffer object * @param[in] src_offset offset of the source image in the @a src_bo * @param[in] src_mesaformat source image format * @param[in] src_pitch aligned source image width * @param[in] src_width source image width * @param[in] src_height source image height * @param[in] src_x_offset x offset in the source image * @param[in] src_y_offset y offset in the source image * @param[in] dst_bo destination radeon buffer object * @param[in] dst_offset offset of the destination image in the @a dst_bo * @param[in] dst_mesaformat destination image format * @param[in] dst_pitch aligned destination image width * @param[in] dst_width destination image width * @param[in] dst_height destination image height * @param[in] dst_x_offset x offset in the destination image * @param[in] dst_y_offset y offset in the destination image * @param[in] width region width * @param[in] height region height * @param[in] flip_y set if y coords of the source image need to be flipped */ unsigned r100_blit(struct gl_context *ctx, struct radeon_bo *src_bo, intptr_t src_offset, mesa_format src_mesaformat, unsigned src_pitch, unsigned src_width, unsigned src_height, unsigned src_x_offset, unsigned src_y_offset, struct radeon_bo *dst_bo, intptr_t dst_offset, mesa_format dst_mesaformat, unsigned dst_pitch, unsigned dst_width, unsigned dst_height, unsigned dst_x_offset, unsigned dst_y_offset, unsigned reg_width, unsigned reg_height, unsigned flip_y) { struct r100_context *r100 = R100_CONTEXT(ctx); if (!r100_check_blit(dst_mesaformat, dst_pitch)) return GL_FALSE; /* Make sure that colorbuffer has even width - hw limitation */ if (dst_pitch % 2 > 0) ++dst_pitch; /* Need to clamp the region size to make sure * we don't read outside of the source buffer * or write outside of the destination buffer. */ if (reg_width + src_x_offset > src_width) reg_width = src_width - src_x_offset; if (reg_height + src_y_offset > src_height) reg_height = src_height - src_y_offset; if (reg_width + dst_x_offset > dst_width) reg_width = dst_width - dst_x_offset; if (reg_height + dst_y_offset > dst_height) reg_height = dst_height - dst_y_offset; if (src_bo == dst_bo) { return GL_FALSE; } if (src_offset % 32 || dst_offset % 32) { return GL_FALSE; } if (0) { fprintf(stderr, "src: size [%d x %d], pitch %d, offset %zd " "offset [%d x %d], format %s, bo %p\n", src_width, src_height, src_pitch, src_offset, src_x_offset, src_y_offset, _mesa_get_format_name(src_mesaformat), src_bo); fprintf(stderr, "dst: pitch %d offset %zd, offset[%d x %d], format %s, bo %p\n", dst_pitch, dst_offset, dst_x_offset, dst_y_offset, _mesa_get_format_name(dst_mesaformat), dst_bo); fprintf(stderr, "region: %d x %d\n", reg_width, reg_height); } /* Flush is needed to make sure that source buffer has correct data */ radeonFlush(ctx); rcommonEnsureCmdBufSpace(&r100->radeon, 59, __func__); if (!validate_buffers(r100, src_bo, dst_bo)) return GL_FALSE; /* 8 */ emit_vtx_state(r100); /* 18 */ emit_tx_setup(r100, src_mesaformat, src_bo, src_offset, src_width, src_height, src_pitch); /* 18 */ emit_cb_setup(r100, dst_bo, dst_offset, dst_mesaformat, dst_pitch, dst_width, dst_height); /* 15 */ emit_draw_packet(r100, src_width, src_height, src_x_offset, src_y_offset, dst_x_offset, dst_y_offset, reg_width, reg_height, flip_y); radeonFlush(ctx); return GL_TRUE; }