diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/gallium/drivers/nvfx/Makefile | 1 | ||||
| -rw-r--r-- | src/gallium/drivers/nvfx/nv04_2d.c | 1320 | ||||
| -rw-r--r-- | src/gallium/drivers/nvfx/nv04_2d.h | 87 | ||||
| -rw-r--r-- | src/gallium/drivers/nvfx/nv04_2d_loops.h | 70 |
4 files changed, 1478 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvfx/Makefile b/src/gallium/drivers/nvfx/Makefile index c1d57ca3969..6536343e440 100644 --- a/src/gallium/drivers/nvfx/Makefile +++ b/src/gallium/drivers/nvfx/Makefile @@ -5,6 +5,7 @@ LIBNAME = nvfx C_SOURCES = \ nv04_surface_2d.c \ + nv04_2d.c \ nvfx_buffer.c \ nvfx_context.c \ nvfx_clear.c \ diff --git a/src/gallium/drivers/nvfx/nv04_2d.c b/src/gallium/drivers/nvfx/nv04_2d.c new file mode 100644 index 00000000000..b2f2ae79e12 --- /dev/null +++ b/src/gallium/drivers/nvfx/nv04_2d.c @@ -0,0 +1,1320 @@ +/************************************************************************** + * + * Copyright 2009 Ben Skeggs + * Copyright 2009 Younes Manton + * Copyright 2010 Luca Barbieri + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS + * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + **************************************************************************/ + +/* this code has no Mesa or Gallium dependency and can be reused in the classic Mesa driver or DDX */ + +#include <stdlib.h> +#include <stdio.h> +#include <stdint.h> +#include <nouveau/nouveau_class.h> +#include <nouveau/nouveau_device.h> +#include <nouveau/nouveau_pushbuf.h> +#include <nouveau/nouveau_channel.h> +#include <nouveau/nouveau_bo.h> +#include <nouveau/nouveau_notifier.h> +#include <nouveau/nouveau_grobj.h> +#include "nv04_2d.h" + +/* avoid depending on Mesa/Gallium */ +#ifdef __GNUC__ +#define likely(x) __builtin_expect(!!(x), 1) +#define unlikely(x) __builtin_expect(!!(x), 0) +#else +#define likely(x) !!(x) +#define unlikely(x) !!(x) +#endif + +#define MIN2( A, B ) ( (A)<(B) ? (A) : (B) ) +#define MAX2( A, B ) ( (A)>(B) ? (A) : (B) ) + +struct nv04_2d_context +{ + struct nouveau_notifier *ntfy; + struct nouveau_grobj *surf2d; + struct nouveau_grobj *swzsurf; + struct nouveau_grobj *m2mf; + struct nouveau_grobj *rect; + struct nouveau_grobj *sifm; + struct nouveau_grobj *blit; +}; + +static inline int +align(int value, int alignment) +{ + return (value + alignment - 1) & ~(alignment - 1); +} + +static inline int +util_is_pot(unsigned x) +{ + return (x & (x - 1)) == 0; +} + +/* Integer base-2 logarithm, rounded towards zero. */ +static inline unsigned log2i(unsigned i) +{ + unsigned r = 0; + + if (i & 0xffff0000) { + i >>= 16; + r += 16; + } + if (i & 0x0000ff00) { + i >>= 8; + r += 8; + } + if (i & 0x000000f0) { + i >>= 4; + r += 4; + } + if (i & 0x0000000c) { + i >>= 2; + r += 2; + } + if (i & 0x00000002) { + r += 1; + } + return r; +} + +//#define NV04_REGION_DEBUG + +// Yes, we really want to inline everything, since all the functions are used only once +#if defined(__GNUC__) && defined(DEBUG) +#define inline __attribute__((always_inline)) inline +#endif + +static inline unsigned +nv04_swizzle_bits_square(unsigned x, unsigned y) +{ + unsigned u = (x & 0x001) << 0 | + (x & 0x002) << 1 | + (x & 0x004) << 2 | + (x & 0x008) << 3 | + (x & 0x010) << 4 | + (x & 0x020) << 5 | + (x & 0x040) << 6 | + (x & 0x080) << 7 | + (x & 0x100) << 8 | + (x & 0x200) << 9 | + (x & 0x400) << 10 | + (x & 0x800) << 11; + + unsigned v = (y & 0x001) << 1 | + (y & 0x002) << 2 | + (y & 0x004) << 3 | + (y & 0x008) << 4 | + (y & 0x010) << 5 | + (y & 0x020) << 6 | + (y & 0x040) << 7 | + (y & 0x080) << 8 | + (y & 0x100) << 9 | + (y & 0x200) << 10 | + (y & 0x400) << 11 | + (y & 0x800) << 12; + return v | u; +} + +/* rectangular swizzled textures are linear concatenations of swizzled square tiles */ +static inline unsigned +nv04_swizzle_bits_2d(unsigned x, unsigned y, unsigned w, unsigned h) +{ + if(h <= 1) + return x; + else + { + unsigned s = MIN2(w, h); + unsigned m = s - 1; + return (((x | y) & ~m) * s) | nv04_swizzle_bits_square(x & m, y & m); + } +} + +// general 3D texture case +static inline unsigned +nv04_swizzle_bits(unsigned x, unsigned y, unsigned z, unsigned w, unsigned h, unsigned d) +{ + if(d <= 1) + return nv04_swizzle_bits_2d(x, y, w, h); + else + { + // TODO: autogenerate code for all possible texture sizes (13 * 13 * 13 with dims <= 4096) and do a single indirect call + unsigned v = 0; + w >>= 1; + h >>= 1; + d >>= 1; + for(int i = 0;;) + { + int oldi = i; + if(likely(w)) + { + v |= (x & 1) << i; + x >>= 1; + w >>= 1; + ++i; + } + + if(likely(h)) + { + v |= (y & 1) << i; + y >>= 1; + h >>= 1; + ++i; + } + + if(likely(d)) + { + v |= (z & 1) << i; + z >>= 1; + d >>= 1; + ++i; + } + + if(i == oldi) + break; + } + return v; + } +} + +unsigned +nv04_region_begin(struct nv04_region* rgn, unsigned w, unsigned h) +{ + if(rgn->pitch) + return rgn->pitch * rgn->y + (rgn->x << rgn->bpps); + else + return nv04_swizzle_bits(rgn->x, rgn->y, rgn->z, rgn->w, rgn->h, rgn->d) << rgn->bpps; +} + +unsigned +nv04_region_end(struct nv04_region* rgn, unsigned w, unsigned h) +{ + if(rgn->pitch) + return rgn->pitch * (rgn->y + h - 1) + ((rgn->x + w) << rgn->bpps); + else + return (nv04_swizzle_bits(rgn->x + w - 1, rgn->y + h - 1, rgn->z, rgn->w, rgn->h, rgn->d) + 1) << rgn->bpps; +} + +// *pitch = -1 -> use 3D swizzling for (x, y), *pitch = 0 -> use 2D swizzling, other *pitch -> use linear calculations +// returns 2 if pixel order is 3D-swizzled and 1 if subrect is 2D-swizzled +/* *pitch == -1 ret = 0 -> 3D swizzled subrect + * *pitch == 0 ret = 0 -> 2D swizzled subrect + * *pitch > 0 ret = 0 -> linear subrect + * *pitch > 0 ret = 1 -> linear subrect, but with swizzled 3D data inside + */ + +static inline void +nv04_region_print(struct nv04_region* rgn) +{ + fprintf(stderr, "<%i[%i]> ", rgn->bo->handle, rgn->offset); + if(rgn->pitch) + fprintf(stderr, "lin %i", rgn->pitch); + else + fprintf(stderr, "swz %ix%ix%i", rgn->w, rgn->h, rgn->d); + fprintf(stderr, " (%i, %i, %i)", rgn->x, rgn->y, rgn->z); +} + +static inline void +nv04_region_assert(struct nv04_region* rgn, unsigned w, unsigned h) +{ + unsigned end = rgn->offset + nv04_region_end(rgn, w, h); + + assert(rgn->offset <= (int)rgn->bo->size); + assert(end <= rgn->bo->size); + if(!rgn->pitch) { + assert(util_is_pot(rgn->w)); + assert(util_is_pot(rgn->h)); + } +} + +/* determine if region can be linearized or fake-linearized */ +static inline int +nv04_region_is_contiguous(struct nv04_region* rgn, int w, int h) +{ + if(rgn->pitch) + return rgn->pitch == w << rgn->bpps; + + // redundant, but this is the fast path for the common case + if(w == rgn->w && h == rgn->h && rgn->d <= 1) + return 1; + + // must be POT + if((w & (w - 1)) || (h & (h - 1))) + return 0; + + // must be aligned + if((rgn->x & (w - 1)) || (rgn->y & (h - 1))) + return 0; + + if(rgn->d > 1) + return 0; + + int surf_min = MIN2(rgn->w, rgn->h); + int rect_min = MIN2(w, h); + + if((rect_min == surf_min) || (w == h) || (w == 2 * h)) + return 1; + + return 0; +} + +// double the pitch until it is larger than the alignment, or the height becomes odd or 1 +static inline void +nv04_region_contiguous_shape(struct nv04_region* rgn, int* w, int* h, int align) +{ + while(!(*h & 1) && (*w << rgn->bpps) < (1 << align)) + { + *w <<= 1; + *h >>= 1; + } + + while((*w << rgn->bpps) > 16384 && !(*w & 1)) + { + *w >>= 1; + *h <<= 1; + } + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tCONTIGUOUS %ix%i\n", *w, *h); +#endif +} + +static inline void +nv04_region_linearize_contiguous(struct nv04_region* rgn, unsigned w, unsigned h) +{ + int pos; + if(rgn->pitch) + { + rgn->offset += rgn->y * rgn->pitch + (rgn->x << rgn->bpps); + rgn->x = 0; + rgn->y = 0; + } + else + { + rgn->offset += (rgn->w * rgn->h * rgn->z) << rgn->bpps; + pos = nv04_swizzle_bits(rgn->x, rgn->y, rgn->z, rgn->w, rgn->h, rgn->d); + rgn->x = pos & (w - 1); + rgn->y = pos / w; + } + rgn->pitch = w << rgn->bpps; + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tLINEARIZE "); + nv04_region_print(rgn); + fprintf(stderr, "\n"); +#endif +} + + /* preserve the offset! */ + /* + rgn->pitch = util_format_get_stride(rgn->format, w); + int pos = nv04_swizzle_bits(rgn->x, rgn->y, rgn->z, rgn->w, rgn->h, rgn->d); + rgn->x = pos & (w - 1); + rgn->y = pos & ~(w - 1); + */ + + /* + rgn->offset += + rgn->pitch = util_format_get_stride(rgn->format, w); + rgn->x = 0; + rgn->y = 0; + */ + +/* This code will get used for, and always succeed on: + * - 4x2 1bpp swizzled texture mipmap levels + * - linear regions created by linearization + * + * This code will get used for, and MAY work for: + * - misaligned texture blanket + * - linear surfaces created without wide_pitch (in this case, it will only work if we are lucky) + * + * The general case requires splitting the region in 2. + */ +static inline int +nv04_region_do_align_offset(struct nv04_region* rgn, unsigned w, unsigned h, int shift) +{ + if(rgn->pitch > 0) + { + assert(!(rgn->offset & ((1 << rgn->bpps) - 1))); // fatal! + int delta = rgn->offset & ((1 << shift) - 1); + + if(h <= 1) + { + rgn->x += delta >> rgn->bpps; + rgn->offset -= delta; + rgn->pitch = align((rgn->x + w) << rgn->bpps, 1 << shift); + } + else + { + int newxo = (rgn->x << rgn->bpps) + delta; + int dy = newxo / rgn->pitch; + newxo -= dy * rgn->pitch; + if((newxo + (w << rgn->bpps)) > rgn->pitch) + { + // TODO: split the region into two rectangles (!) if *really* necessary, unless the hardware actually supports "wrapping" rectangles + // this does not happen if the surface is pitch-aligned, which it should always be + assert(0); + return -1; + } + rgn->x = newxo >> rgn->bpps; + rgn->y += dy; + } + } + else + { + // we don't care about the alignment of 3D surfaces since the 2D engine can't use them + if(rgn->d < 0) + return -1; + + int size; + int min = MIN2(rgn->w, rgn->h); + size = min * min << rgn->bpps; + + // this is unfixable, and should not be happening + if(rgn->offset & (size - 1)) + return -1; + + int v = (rgn->offset & ((1 << shift) - 1)) / size; + rgn->offset -= v * size; + + if(rgn->h == min) + { + unsigned w; + rgn->x += rgn->h * v; + w = rgn->w + rgn->h * v; + + while(rgn->w < w) + rgn->w += rgn->w; + } + else + { + unsigned h; + rgn->y += rgn->w * v; + h = rgn->h + rgn->w * v; + + while(rgn->h < h) + rgn->h += rgn->h; + } + } + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tALIGNED "); + nv04_region_print(rgn); + fprintf(stderr, "\n"); +#endif + return 0; +} + +// both pitch and shift +// will leave the region unchanged if it fails +static inline int +nv04_region_align(struct nv04_region* rgn, unsigned w, unsigned h, int shift) +{ + if(rgn->pitch & ((1 << shift) - 1)) + { + if(h == 1) + goto do_align; /* this will fix pitch too in this case */ + else + return -1; + } + + if(rgn->offset & ((1 << shift) - 1)) + { + do_align: + if(nv04_region_do_align_offset(rgn, w, h, shift)) + return -1; + } + return 0; +} + +/* this contains 22 different copy loops after preprocessing. unfortunately, it's necessary */ +void +nv04_region_copy_cpu(struct nv04_region* dst, struct nv04_region* src, int w, int h) +{ + if(dst->bo != src->bo) + { + nouveau_bo_map(dst->bo, NOUVEAU_BO_WR); + nouveau_bo_map(src->bo, NOUVEAU_BO_RD); + } + else + nouveau_bo_map(dst->bo, NOUVEAU_BO_WR | NOUVEAU_BO_RD); + + uint8_t* mdst = dst->bo->map + dst->offset; + uint8_t* msrc = src->bo->map + src->offset; + + int size = w << dst->bpps; + + nv04_region_assert(dst, w, h); + nv04_region_assert(src, w, h); + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tRGN_COPY_CPU [%i, %i: %i] ", w, h, dst->bpps); + for(int i = 0; i < 2; ++i) + { + nv04_region_print(i ? src : dst); + fprintf(stderr, i ? "\n" : " <- "); + } + +// for(int i = 0; i < 16; ++i) +// fprintf(stderr, "%02x ", msrc[i]); +// fprintf(stderr, "\n"); +#endif + + // TODO: support overlapping copies! + if(src->pitch && dst->pitch) + { + mdst += dst->y * dst->pitch + (dst->x << dst->bpps); + msrc += src->y * src->pitch + (src->x << src->bpps); + if(dst->bo != src->bo) + goto simple; + else if(mdst < msrc) + { + if(mdst + size <= msrc) + { +simple: + for(int iy = 0; iy < h; ++iy) + { + assert(mdst + size <= (uint8_t*)dst->bo->map + dst->bo->size); + assert(msrc + size <= (uint8_t*)src->bo->map + src->bo->size); + memcpy(mdst, msrc, size); + msrc += src->pitch; mdst += dst->pitch; + } + } + else + { + for(int iy = 0; iy < h; ++iy) + { + assert(mdst + size <= (uint8_t*)dst->bo->map + dst->bo->size); + assert(msrc + size <= (uint8_t*)src->bo->map + src->bo->size); + memmove(mdst, msrc, size); + msrc += src->pitch; mdst += dst->pitch; + } + } + } + else + { + /* copy backwards so we don't destroy data we have to read yet */ + if(msrc + size <= mdst) + { + for(int iy = h - 1; iy >= 0; --iy) + { + assert(mdst + size <= (uint8_t*)dst->bo->map + dst->bo->size); + assert(msrc + size <= (uint8_t*)src->bo->map + src->bo->size); + memcpy(mdst, msrc, size); + msrc += src->pitch; mdst += dst->pitch; + } + } + else + { + for(int iy = h - 1; iy >= 0; --iy) + { + assert(mdst + size <= (uint8_t*)dst->bo->map + dst->bo->size); + assert(msrc + size <= (uint8_t*)src->bo->map + src->bo->size); + memmove(mdst, msrc, size); + msrc += src->pitch; mdst += dst->pitch; + } + } + } + } + else + { + int* dswx; + int* dswy; + int* sswx; + int* sswy; + + if(!dst->pitch) + { + dswx = alloca(w * sizeof(int)); + for(int ix = 0; ix < w; ++ix) // we are adding, so z cannot be contributed by both + dswx[ix] = nv04_swizzle_bits(dst->x + ix, 0, 0, dst->w, dst->h, dst->d); + dswy = alloca(h * sizeof(int)); + for(int iy = 0; iy < h; ++iy) + dswy[iy] = nv04_swizzle_bits(0, dst->y + iy, dst->z, dst->w, dst->h, dst->d); + } + + if(!src->pitch) + { + sswx = alloca(w * sizeof(int)); + for(int ix = 0; ix < w; ++ix) + sswx[ix] = nv04_swizzle_bits(src->x + ix, 0, 0, src->w, src->h, src->d); + sswy = alloca(h * sizeof(int)); + for(int iy = 0; iy < h; ++iy) + sswy[iy] = nv04_swizzle_bits(0, src->y + iy, src->z, src->w, src->h, src->d); + } + + int dir = 1; + /* do backwards copies for overlapping swizzled surfaces */ + if(dst->pitch == src->pitch && dst->offset == src->offset) + { + if(dst->y > src->y || (dst->y == src->y && dst->x > src->x)) + dir = -1; + } + +#define SWIZZLED_COPY_LOOPS + if(dir == 1) + { + int dir = 1; +#define LOOP_Y for(int iy = 0; iy < h; ++iy) +#define LOOP_X for(int ix = 0; ix < w; ++ix) +#include "nv04_2d_loops.h" +#undef LOOP_X +#undef LOOP_Y + } + else + { + int dir = -1; +#define LOOP_Y for(int iy = h - 1; iy >= 0; --iy) +#define LOOP_X for(int ix = w - 1; ix >= 0; --ix) +#include "nv04_2d_loops.h" +#undef LOOP_X +#undef LOOP_Y + } +#undef SWIZZLED_COPY_LOOP + } + + if(src->bo != dst->bo) + nouveau_bo_unmap(src->bo); + nouveau_bo_unmap(dst->bo); +} + +/* TODO: if the destination is swizzled, we are doing random writes, which causes write combining to fail + * the alternative is to read, modify and copy back, which may or may not be faster + * loading 3D textures is a common case that hits this and could probably benefit from the temporary + */ +void +nv04_region_fill_cpu(struct nv04_region* dst, int w, int h, unsigned value) +{ + uint8_t* mdst = (nouveau_bo_map(dst->bo, NOUVEAU_BO_WR), dst->bo->map + dst->offset); + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tRGN_FILL_CPU "); + nv04_region_print(dst); + fprintf(stderr, "\n"); +#endif + + nv04_region_assert(dst, w, h); + + if(dst->pitch) + { + unsigned size = w << dst->bpps; + +#define FILL(T) do { \ + for(int iy = 0; iy < h; ++iy) \ + { \ + assert((char*)((T*)mdst + w) <= (char*)dst->bo->map + dst->bo->size); \ + for(int ix = 0; ix < w; ++ix) \ + ((T*)mdst)[ix] = (T)value; \ + mdst += dst->pitch; \ + } \ + } while(0) + + mdst += dst->y * dst->pitch + (dst->x << dst->bpps); + + if(dst->bpps == 0) + { +ms: + assert(mdst + size * h <= (uint8_t*)dst->bo->map + dst->bo->size); + if(size == dst->pitch) + memset(mdst, (uint8_t)value, size * h); + else + { + for(int iy = 0; iy < h; ++iy) + { + assert(mdst + size <= (uint8_t*)dst->bo->map + dst->bo->size); + memset(mdst, (uint8_t)value, size); + mdst += dst->pitch; + } + } + } + else if(dst->bpps == 1) + { + if(!((uint8_t)value ^ (uint8_t)(value >> 8))) + goto ms; + + FILL(uint16_t); + } + else if(dst->bpps == 2) + { + if(value == (uint8_t)value * 0x1010101) + goto ms; + FILL(uint32_t); + } + else + assert(0); +#undef FILL + } + else + { + int* dswx; + int* dswy; + + dswx = alloca(w * sizeof(int)); + for(int ix = 0; ix < w; ++ix) + dswx[ix] = nv04_swizzle_bits(dst->x + ix, 0, dst->z, dst->w, dst->h, dst->d); + dswy = alloca(h * sizeof(int)); + for(int iy = 0; iy < h; ++iy) + dswy[iy] = nv04_swizzle_bits(0, dst->y + iy, dst->z, dst->w, dst->h, dst->d); + +#define FILL(T) do { \ + T tvalue = (T)value; \ + for(int iy = 0; iy < h; ++iy) \ + { \ + T* pdst = (T*)mdst + dswy[iy]; \ + for(int ix = 0; ix < w; ++ix) \ + { \ + assert((uint8_t*)&pdst[dswx[ix] + 1] <= (uint8_t*)dst->bo->map + dst->bo->size); \ + pdst[dswx[ix]] = tvalue; \ + } \ + } \ + } while(0) + + if(dst->bpps == 0) + FILL(uint8_t); + else if(dst->bpps == 1) + FILL(uint16_t); + else if(dst->bpps == 2) + FILL(uint32_t); + else + assert(0 && "unhandled bpp"); +#undef FILL + } + + nouveau_bo_unmap(dst->bo); +} + +static void +nv04_region_copy_swizzle(struct nv04_2d_context *ctx, + struct nv04_region* dst, + struct nv04_region* src, + int w, int h, int cs2d_format, int sifm_format) +{ + struct nouveau_channel *chan = ctx->swzsurf->channel; + struct nouveau_grobj *swzsurf = ctx->swzsurf; + struct nouveau_grobj *sifm = ctx->sifm; + /* Max width & height may not be the same on all HW, but must be POT */ + unsigned max_shift = 10; + unsigned cw = 1 << max_shift; + unsigned ch = 1 << max_shift; + unsigned sx = dst->x >> max_shift; + unsigned sy = dst->y >> max_shift; + unsigned ex = (dst->x + w - 1) >> max_shift; + unsigned ey = (dst->y + h - 1) >> max_shift; + unsigned chunks = (ex - sx + 1) * (ey - sy + 1); + if(dst->w < cw) + cw = dst->w; + if(dst->h < ch) + ch = dst->h; + unsigned chunk_size = cw * ch << dst->bpps; + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tRGN_COPY_SWIZZLE [%i, %i: %i] ", w, h, dst->bpps); + for(int i = 0; i < 2; ++i) + { + nv04_region_print(i ? src : dst); + fprintf(stderr, i ? "\n" : " <- "); + } +#endif + + nv04_region_assert(dst, w, h); + nv04_region_assert(src, w, h); + + MARK_RING (chan, 8 + chunks * 17, 2 + chunks * 2); + + BEGIN_RING(chan, swzsurf, NV04_SWIZZLED_SURFACE_DMA_IMAGE, 1); + OUT_RELOCo(chan, dst->bo, + NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); + + BEGIN_RING(chan, swzsurf, NV04_SWIZZLED_SURFACE_FORMAT, 1); + OUT_RING (chan, cs2d_format | + log2i(cw) << NV04_SWIZZLED_SURFACE_FORMAT_BASE_SIZE_U_SHIFT | + log2i(ch) << NV04_SWIZZLED_SURFACE_FORMAT_BASE_SIZE_V_SHIFT); + + BEGIN_RING(chan, sifm, NV03_SCALED_IMAGE_FROM_MEMORY_DMA_IMAGE, 1); + OUT_RELOCo(chan, src->bo, + NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_RD); + BEGIN_RING(chan, sifm, NV04_SCALED_IMAGE_FROM_MEMORY_SURFACE, 1); + OUT_RING (chan, swzsurf->handle); + + assert(!(dst->offset & 63)); + + for (int cy = sy; cy <= ey; ++cy) { + int ry = MAX2(0, (int)(dst->y - ch * cy)); + int rh = MIN2((int)ch, (int)(dst->y - ch * cy + h)) - ry; + for (int cx = sx; cx <= ex; ++cx) { + int rx = MAX2(0, (int)(dst->x - cw * cx)); + int rw = MIN2((int)cw, (int)(dst->x - cw * cx + w)) - rx; + + BEGIN_RING(chan, swzsurf, NV04_SWIZZLED_SURFACE_OFFSET, 1); + + unsigned dst_offset = dst->offset + (nv04_swizzle_bits_2d(cx * cw, cy * ch, dst->w, dst->h) << dst->bpps); + assert(dst_offset <= dst->bo->size); + assert(dst_offset + chunk_size <= dst->bo->size); + OUT_RELOCl(chan, dst->bo, dst_offset, + NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); + + BEGIN_RING(chan, sifm, NV05_SCALED_IMAGE_FROM_MEMORY_COLOR_CONVERSION, 9); + OUT_RING (chan, NV05_SCALED_IMAGE_FROM_MEMORY_COLOR_CONVERSION_TRUNCATE); + OUT_RING (chan, sifm_format); + OUT_RING (chan, NV03_SCALED_IMAGE_FROM_MEMORY_OPERATION_SRCCOPY); + OUT_RING (chan, rx | (ry << NV03_SCALED_IMAGE_FROM_MEMORY_CLIP_POINT_Y_SHIFT)); + OUT_RING (chan, rh << NV03_SCALED_IMAGE_FROM_MEMORY_CLIP_SIZE_H_SHIFT | rw); + OUT_RING (chan, rx | (ry << NV03_SCALED_IMAGE_FROM_MEMORY_OUT_POINT_Y_SHIFT)); + OUT_RING (chan, rh << NV03_SCALED_IMAGE_FROM_MEMORY_OUT_SIZE_H_SHIFT | rw); + OUT_RING (chan, 1 << 20); + OUT_RING (chan, 1 << 20); + + BEGIN_RING(chan, sifm, NV03_SCALED_IMAGE_FROM_MEMORY_SIZE, 4); + OUT_RING (chan, rh << NV03_SCALED_IMAGE_FROM_MEMORY_SIZE_H_SHIFT | align(rw, 8)); + OUT_RING (chan, src->pitch | + NV03_SCALED_IMAGE_FROM_MEMORY_FORMAT_ORIGIN_CENTER | + NV03_SCALED_IMAGE_FROM_MEMORY_FORMAT_FILTER_POINT_SAMPLE); + unsigned src_offset = src->offset + (cy * ch + ry + src->y - dst->y) * src->pitch + ((cx * cw + rx + src->x - dst->x) << src->bpps); + assert(src_offset <= src->bo->size); + assert(src_offset + (src->pitch * (rh - 1)) + (rw << src->bpps) <= src->bo->size); + OUT_RELOCl(chan, src->bo, src_offset, + NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_RD); + OUT_RING (chan, 0); + } + } +} + +static inline void +nv04_copy_m2mf_begin(struct nv04_2d_context *ctx, struct nouveau_bo* dstbo, struct nouveau_bo* srcbo, unsigned commands) +{ + struct nouveau_channel *chan = ctx->m2mf->channel; + struct nouveau_grobj *m2mf = ctx->m2mf; + MARK_RING (chan, 3 + commands * 9, 2 + commands * 2); + BEGIN_RING(chan, m2mf, NV04_MEMORY_TO_MEMORY_FORMAT_DMA_BUFFER_IN, 2); + OUT_RELOCo(chan, srcbo, + NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_RD); + OUT_RELOCo(chan, dstbo, + NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); +} + +static inline void +nv04_copy_m2mf_body(struct nv04_2d_context *ctx, struct nouveau_bo* dstbo, int* pdstoff, unsigned dstpitch, struct nouveau_bo* srcbo, int* psrcoff, unsigned srcpitch, unsigned size, unsigned lines) +{ + struct nouveau_channel *chan = ctx->m2mf->channel; + struct nouveau_grobj *m2mf = ctx->m2mf; + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\t\t\tCOPY_M2MF_BODY [%i, %i] <%i[%u]> lin %u <- <%i[%u]> lin %u\n", size, lines, dstbo->handle, *pdstoff, dstpitch, srcbo->handle, *psrcoff, srcpitch); +#endif + + BEGIN_RING(chan, m2mf, NV04_MEMORY_TO_MEMORY_FORMAT_OFFSET_IN, 8); + OUT_RELOCl(chan, srcbo, *psrcoff, + NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD); + OUT_RELOCl(chan, dstbo, *pdstoff, + NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_WR); + OUT_RING (chan, srcpitch); + OUT_RING (chan, dstpitch); + OUT_RING (chan, size); + OUT_RING (chan, lines); + OUT_RING (chan, 0x0101); + OUT_RING (chan, 0); + + *psrcoff += srcpitch * lines; + *pdstoff += dstpitch * lines; +} + +static void +nv04_copy_m2mf(struct nv04_2d_context *ctx, + struct nouveau_bo* dstbo, int dstoff, unsigned dstpitch, + struct nouveau_bo* srcbo, int srcoff, unsigned srcpitch, + unsigned size, unsigned h) +{ + unsigned max_pitch = 32767; + unsigned max_lines = 2047; + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\t\tCOPY_M2MF [%i, %i] <%i[%i]> lin %u <- <%i[%i]> lin %u\n", size, h, dstbo->handle, dstoff, dstpitch, srcbo->handle, srcoff, srcpitch); +#endif + + if(srcpitch <= max_pitch && dstpitch <= max_pitch) + { + unsigned full_pages = h / max_lines; + unsigned leftover_lines = h - full_pages * max_lines; + + nv04_copy_m2mf_begin(ctx, dstbo, srcbo, full_pages + !!leftover_lines); + + for(unsigned i = 0; i < full_pages; ++i) + nv04_copy_m2mf_body(ctx, dstbo, &dstoff, dstpitch, srcbo, &srcoff, srcpitch, size, max_lines); + + if(leftover_lines) + nv04_copy_m2mf_body(ctx, dstbo, &dstoff, dstpitch, srcbo, &srcoff, srcpitch, size, leftover_lines); + } + else + { + unsigned lines = size / max_pitch; + unsigned leftover = size - lines * max_pitch; + unsigned full_pages = lines / max_lines; + unsigned leftover_lines = lines - full_pages * max_lines; + unsigned srcgap = srcpitch - size; + unsigned dstgap = dstpitch - size; + + nv04_copy_m2mf_begin(ctx, dstbo, srcbo, h * (full_pages + !!leftover_lines + !!leftover)); + + for(unsigned i = 0; i < h; ++i) + { + for(unsigned j = 0; j < full_pages; ++j) + nv04_copy_m2mf_body(ctx, dstbo, &dstoff, max_pitch, srcbo, &srcoff, max_pitch, max_pitch, max_lines); + + if(leftover_lines) + nv04_copy_m2mf_body(ctx, dstbo, &dstoff, max_pitch, srcbo, &srcoff, max_pitch, max_pitch, leftover_lines); + + if(leftover) + nv04_copy_m2mf_body(ctx, dstbo, &dstoff, leftover, srcbo, &srcoff, leftover, leftover, 1); + + srcoff += srcgap; + dstoff += dstgap; + } + } +} + +void +nv04_memcpy(struct nv04_2d_context *ctx, struct nouveau_bo* dstbo, int dstoff, struct nouveau_bo* srcbo, int srcoff, unsigned size) +{ +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tMEMCPY [%i] <%i[%i]> <- <%i[%i]>\n", size, dstbo->handle, dstoff, srcbo->handle, srcoff); +#endif + + nv04_copy_m2mf(ctx, dstbo, dstoff, size, srcbo, srcoff, size, size, 1); +} + +static void +nv04_region_copy_m2mf(struct nv04_2d_context *ctx, struct nv04_region *dst, struct nv04_region *src, int w, int h) +{ +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tRGN_COPY_M2MF [%i, %i: %i] ", w, h, dst->bpps); + for(int i = 0; i < 2; ++i) + { + nv04_region_print(i ? src : dst); + fprintf(stderr, i ? "\n" : " <- "); + } +#endif + + nv04_region_assert(dst, w, h); + nv04_region_assert(src, w, h); + assert(src->pitch); + assert(dst->pitch); + + nv04_copy_m2mf(ctx, + dst->bo, dst->offset + dst->y * dst->pitch + (dst->x << dst->bpps), dst->pitch, + src->bo, src->offset + src->y * src->pitch + (src->x << src->bpps), src->pitch, + w << src->bpps, h); +} + +static inline void +nv04_region_copy_blit(struct nv04_2d_context *ctx, struct nv04_region* dst, struct nv04_region* src, int w, int h, int format) +{ + struct nouveau_channel *chan = ctx->surf2d->channel; + struct nouveau_grobj *surf2d = ctx->surf2d; + struct nouveau_grobj *blit = ctx->blit; + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tRGN_COPY_BLIT [%i, %i: %i] ", w, h, dst->bpps); + for(int i = 0; i < 2; ++i) + { + nv04_region_print(i ? src : dst); + fprintf(stderr, i ? "\n" : " <- "); + } +#endif + + assert(!(src->pitch & 63) && src->pitch); + assert(!(dst->pitch & 63) && dst->pitch); + nv04_region_assert(dst, w, h); + nv04_region_assert(src, w, h); + + MARK_RING (chan, 12, 4); + BEGIN_RING(chan, surf2d, NV04_CONTEXT_SURFACES_2D_DMA_IMAGE_SOURCE, 2); + OUT_RELOCo(chan, src->bo, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD); + OUT_RELOCo(chan, dst->bo, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); + BEGIN_RING(chan, surf2d, NV04_CONTEXT_SURFACES_2D_FORMAT, 4); + OUT_RING (chan, format); + OUT_RING (chan, (dst->pitch << 16) | src->pitch); + OUT_RELOCl(chan, src->bo, src->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD); + OUT_RELOCl(chan, dst->bo, dst->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); + + BEGIN_RING(chan, blit, 0x0300, 3); + OUT_RING (chan, (src->y << 16) | src->x); + OUT_RING (chan, (dst->y << 16) | dst->x); + OUT_RING (chan, ( h << 16) | w); +} + +/* THEOREM: a non-linearizable swizzled destination is always 64 byte aligned, except for 4x2 mipmap levels of swizzled 1bpp surfaces + * HYPOTESIS: + * 1. The first mipmap level is 64-byte-aligned + * PROOF: + * 1. Thus, all mipmaps level with a parent which is 64-byte or more in size are. + * 2. At 1bpp, the smallest levels with a <= 32-byte parent are either Nx1 or 1xN or size <=8, thus 4x2, 2x2 or 2x4 + * 3. Nx1, 1xN, 2x4, 2x2 have all subrects linearizable. 4x2 does not. + * 4. At 2/4bpp or more, the smallest levels with a 32-byte parent are 1xN, Nx1 or 2x2 + * + * However, nv04_region_align handles that. + */ + +// 0 -> done, 1 -> do with 3D engine or CPU, -1 -> do with CPU +// dst and src may be modified, and the possibly modified version should be passed to nv04_region_cpu if necessary +int +nv04_region_copy_2d(struct nv04_2d_context *ctx, struct nv04_region* dst, struct nv04_region* src, + int w, int h, int cs2d_format, int sifm_format, int dst_to_gpu, int src_on_gpu) +{ + assert(src->bpps == dst->bpps); + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "RGN_COPY%s [%i, %i: %i] ", (cs2d_format >= 0) ? "_2D" : "_NO2D", w, h, dst->bpps); + for(int i = 0; i < 2; ++i) + { + int gpu = i ? src_on_gpu : dst_to_gpu; + nv04_region_print(i ? src : dst); + fprintf(stderr, " %s", gpu ? "gpu" : "cpu"); + fprintf(stderr, i ? "\n" : " <- "); + } +#endif + + // if they are contiguous and either both swizzled or both linear, reshape + if(!dst->pitch == !src->pitch + && nv04_region_is_contiguous(dst, w, h) + && nv04_region_is_contiguous(src, w, h)) + { + nv04_region_contiguous_shape(dst, &w, &h, 6); + nv04_region_linearize_contiguous(dst, w, h); + nv04_region_linearize_contiguous(src, w, h); + } + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tOPT "); + for(int i = 0; i < 2; ++i) + { + nv04_region_print(i ? src : dst); + fprintf(stderr, i ? "\n" : " <- "); + } +#endif + + /* if the destination is not for GPU _and_ source is on CPU, use CPU */ + /* if the destination is not for GPU _or_ source is on CPU, use CPU only if we think it's faster than the GPU */ + /* TODO: benchmark to find out in which cases exactly we should prefer the CPU */ + if((!dst_to_gpu && !src_on_gpu) + || (!dst->pitch && dst->d > 1) + /* 3D swizzled destination are unwritable by the GPU, and 2D swizzled ones are readable only by the 3D engine */ + ) + return -1; + /* there is no known way to read 2D/3D-swizzled surfaces with the 2D engine + * ask the caller to use the 3D engine + * If a format cannot be sampled from the 3D engine there is no point in making it swizzled, so we must not do so + */ + else if(!src->pitch) + { +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tCOPY_ENG3D\n"); +#endif + return 1; + } + /* Setup transfer to swizzle the texture to vram if needed */ + else + { + if (!dst->pitch) + { + if(cs2d_format < 0 || sifm_format < 0 || !dst_to_gpu) + { +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tCOPY_ENG3D\n"); +#endif + return 1; + } + else + { + assert(!nv04_region_align(dst, w, h, 6)); + + nv04_region_copy_swizzle(ctx, dst, src, w, h, cs2d_format, sifm_format); + return 0; + } + } + else + { + /* NV_CONTEXT_SURFACES_2D has buffer alignment restrictions, fallback + * to NV_MEMORY_TO_MEMORY_FORMAT in this case. + * TODO: is this also true for the source? possibly not + */ + + if ((cs2d_format < 0) + || !dst_to_gpu + || nv04_region_align(src, w, h, 6) + || nv04_region_align(dst, w, h, 6) + ) + nv04_region_copy_m2mf(ctx, dst, src, w, h); + else + nv04_region_copy_blit(ctx, dst, src, w, h, cs2d_format); + + return 0; + } + } +} + +static inline void +nv04_region_fill_gdirect(struct nv04_2d_context *ctx, struct nv04_region* dst, int w, int h, unsigned value) +{ + struct nouveau_channel *chan = ctx->surf2d->channel; + struct nouveau_grobj *surf2d = ctx->surf2d; + struct nouveau_grobj *rect = ctx->rect; + int cs2d_format, gdirect_format; + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tFILL_GDIRECT\n"); +#endif + + assert(!(dst->pitch & 63) && dst->pitch); + nv04_region_assert(dst, w, h); + + if(dst->bpps == 0) + { + gdirect_format = NV04_GDI_RECTANGLE_TEXT_COLOR_FORMAT_A8R8G8B8; + cs2d_format = NV04_CONTEXT_SURFACES_2D_FORMAT_Y8; + } + else if(dst->bpps == 1) + { + gdirect_format = NV04_GDI_RECTANGLE_TEXT_COLOR_FORMAT_A16R5G6B5; + cs2d_format = NV04_CONTEXT_SURFACES_2D_FORMAT_Y16; + } + else if(dst->bpps == 2) + { + gdirect_format = NV04_GDI_RECTANGLE_TEXT_COLOR_FORMAT_A8R8G8B8; + cs2d_format = NV04_CONTEXT_SURFACES_2D_FORMAT_Y32; + } + else + assert(0); + + MARK_RING (chan, 15, 4); + BEGIN_RING(chan, surf2d, NV04_CONTEXT_SURFACES_2D_DMA_IMAGE_SOURCE, 2); + OUT_RELOCo(chan, dst->bo, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); + OUT_RELOCo(chan, dst->bo, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); + BEGIN_RING(chan, surf2d, NV04_CONTEXT_SURFACES_2D_FORMAT, 4); + OUT_RING (chan, cs2d_format); + OUT_RING (chan, (dst->pitch << 16) | dst->pitch); + OUT_RELOCl(chan, dst->bo, dst->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); + OUT_RELOCl(chan, dst->bo, dst->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR); + + BEGIN_RING(chan, rect, NV04_GDI_RECTANGLE_TEXT_COLOR_FORMAT, 1); + OUT_RING (chan, gdirect_format); + BEGIN_RING(chan, rect, NV04_GDI_RECTANGLE_TEXT_COLOR1_A, 1); + OUT_RING (chan, value); + BEGIN_RING(chan, rect, NV04_GDI_RECTANGLE_TEXT_UNCLIPPED_RECTANGLE_POINT(0), 2); + OUT_RING (chan, (dst->x << 16) | dst->y); + OUT_RING (chan, ( w << 16) | h); +} + +int +nv04_region_fill_2d(struct nv04_2d_context *ctx, struct nv04_region *dst, + int w, int h, unsigned value) +{ + if(!w || !h) + return 0; + +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "FILL [%i, %i: %i] ", w, h, dst->bpps); + nv04_region_print(dst); + fprintf(stderr, " <- 0x%x\n", value); +#endif + + if(nv04_region_is_contiguous(dst, w, h)) + { + nv04_region_contiguous_shape(dst, &w, &h, 6); + nv04_region_linearize_contiguous(dst, w, h); + } + + // TODO: maybe do intermediate copies for some cases instead of using the 3D engine/CPU + /* GdiRect doesn't work together with swzsurf, so the 3D engine, or an intermediate copy, is the only option here */ + if(!dst->pitch) + { +#ifdef NV04_REGION_DEBUG + fprintf(stderr, "\tFILL_ENG3D\n"); +#endif + return 1; + } + else if(!nv04_region_align(dst, w, h, 6)) + { + nv04_region_fill_gdirect(ctx, dst, w, h, value); + return 0; + } + else + return -1; +} + + +void +nv04_2d_context_takedown(struct nv04_2d_context *ctx) +{ + nouveau_notifier_free(&ctx->ntfy); + nouveau_grobj_free(&ctx->m2mf); + nouveau_grobj_free(&ctx->surf2d); + nouveau_grobj_free(&ctx->swzsurf); + nouveau_grobj_free(&ctx->rect); + nouveau_grobj_free(&ctx->blit); + nouveau_grobj_free(&ctx->sifm); + + free(ctx); +} + +struct nv04_2d_context * +nv04_2d_context_init(struct nouveau_channel* chan) +{ + struct nv04_2d_context *ctx = calloc(1, sizeof(struct nv04_2d_context)); + unsigned handle = 0x88000000, class; + int ret; + + if (!ctx) + return NULL; + + ret = nouveau_notifier_alloc(chan, handle++, 1, &ctx->ntfy); + if (ret) { + nv04_2d_context_takedown(ctx); + return NULL; + } + + ret = nouveau_grobj_alloc(chan, handle++, 0x0039, &ctx->m2mf); + if (ret) { + nv04_2d_context_takedown(ctx); + return NULL; + } + + BEGIN_RING(chan, ctx->m2mf, NV04_MEMORY_TO_MEMORY_FORMAT_DMA_NOTIFY, 1); + OUT_RING (chan, ctx->ntfy->handle); + + if (chan->device->chipset < 0x10) + class = NV04_CONTEXT_SURFACES_2D; + else + class = NV10_CONTEXT_SURFACES_2D; + + ret = nouveau_grobj_alloc(chan, handle++, class, &ctx->surf2d); + if (ret) { + nv04_2d_context_takedown(ctx); + return NULL; + } + + BEGIN_RING(chan, ctx->surf2d, + NV04_CONTEXT_SURFACES_2D_DMA_IMAGE_SOURCE, 2); + OUT_RING (chan, chan->vram->handle); + OUT_RING (chan, chan->vram->handle); + + if (chan->device->chipset < 0x10) + class = NV04_IMAGE_BLIT; + else + class = NV12_IMAGE_BLIT; + + ret = nouveau_grobj_alloc(chan, handle++, class, &ctx->blit); + if (ret) { + nv04_2d_context_takedown(ctx); + return NULL; + } + + BEGIN_RING(chan, ctx->blit, NV01_IMAGE_BLIT_DMA_NOTIFY, 1); + OUT_RING (chan, ctx->ntfy->handle); + BEGIN_RING(chan, ctx->blit, NV04_IMAGE_BLIT_SURFACE, 1); + OUT_RING (chan, ctx->surf2d->handle); + BEGIN_RING(chan, ctx->blit, NV01_IMAGE_BLIT_OPERATION, 1); + OUT_RING (chan, NV01_IMAGE_BLIT_OPERATION_SRCCOPY); + + ret = nouveau_grobj_alloc(chan, handle++, NV04_GDI_RECTANGLE_TEXT, + &ctx->rect); + if (ret) { + nv04_2d_context_takedown(ctx); + return NULL; + } + + BEGIN_RING(chan, ctx->rect, NV04_GDI_RECTANGLE_TEXT_DMA_NOTIFY, 1); + OUT_RING (chan, ctx->ntfy->handle); + BEGIN_RING(chan, ctx->rect, NV04_GDI_RECTANGLE_TEXT_SURFACE, 1); + OUT_RING (chan, ctx->surf2d->handle); + BEGIN_RING(chan, ctx->rect, NV04_GDI_RECTANGLE_TEXT_OPERATION, 1); + OUT_RING (chan, NV04_GDI_RECTANGLE_TEXT_OPERATION_SRCCOPY); + BEGIN_RING(chan, ctx->rect, + NV04_GDI_RECTANGLE_TEXT_MONOCHROME_FORMAT, 1); + OUT_RING (chan, NV04_GDI_RECTANGLE_TEXT_MONOCHROME_FORMAT_LE); + + switch (chan->device->chipset & 0xf0) { + case 0x00: + case 0x10: + class = NV04_SWIZZLED_SURFACE; + break; + case 0x20: + class = NV20_SWIZZLED_SURFACE; + break; + case 0x30: + class = NV30_SWIZZLED_SURFACE; + break; + case 0x40: + case 0x60: + class = NV40_SWIZZLED_SURFACE; + break; + default: + /* Famous last words: this really can't happen.. */ + assert(0); + break; + } + + ret = nouveau_grobj_alloc(chan, handle++, class, &ctx->swzsurf); + if (ret) { + nv04_2d_context_takedown(ctx); + return NULL; + } + + /* all the Gallium MARK_RING calculations assume no autobinding, so do that now */ + if(ctx->swzsurf->bound == NOUVEAU_GROBJ_UNBOUND) + nouveau_grobj_autobind(ctx->swzsurf); + + switch (chan->device->chipset & 0xf0) { + case 0x10: + case 0x20: + class = NV10_SCALED_IMAGE_FROM_MEMORY; + break; + case 0x30: + class = NV30_SCALED_IMAGE_FROM_MEMORY; + break; + case 0x40: + case 0x60: + class = NV40_SCALED_IMAGE_FROM_MEMORY; + break; + default: + class = NV04_SCALED_IMAGE_FROM_MEMORY; + break; + } + + ret = nouveau_grobj_alloc(chan, handle++, class, &ctx->sifm); + if (ret) { + nv04_2d_context_takedown(ctx); + return NULL; + } + + /* all the Gallium MARK_RING calculations assume no autobinding, so do that now */ + if(ctx->sifm->bound == NOUVEAU_GROBJ_UNBOUND) + nouveau_grobj_autobind(ctx->sifm); + + return ctx; +} diff --git a/src/gallium/drivers/nvfx/nv04_2d.h b/src/gallium/drivers/nvfx/nv04_2d.h new file mode 100644 index 00000000000..e638b8c8740 --- /dev/null +++ b/src/gallium/drivers/nvfx/nv04_2d.h @@ -0,0 +1,87 @@ +/************************************************************************** + * + * Copyright 2009 Ben Skeggs + * Copyright 2009 Younes Manton + * Copyright 2010 Luca Barbieri + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS + * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + **************************************************************************/ + +/* this code has no Mesa or Gallium dependency and can be reused in the classic Mesa driver or DDX */ + +#ifndef __NV04_2D_H__ +#define __NV04_2D_H__ + +struct nv04_2d_context; +struct nouveau_channel; +struct nouveau_bo; + +// NOTE: all functions taking this as a parameter will CLOBBER it (except for ->bo) +struct nv04_region { + struct nouveau_bo* bo; + int offset; + unsigned pitch; // 0 -> swizzled + unsigned bpps; // bpp shift (0, 1, 2; 3, 4 for fp/compressed) + unsigned x, y, z; + unsigned w, h, d; +}; + +void +nv04_memcpy(struct nv04_2d_context *ctx, + struct nouveau_bo* dstbo, int dstoff, + struct nouveau_bo* srcbo, int srcoff, + unsigned size); + +unsigned +nv04_region_begin(struct nv04_region* rgn, unsigned w, unsigned h); + +unsigned +nv04_region_end(struct nv04_region* rgn, unsigned w, unsigned h); + +void +nv04_2d_context_takedown(struct nv04_2d_context *pctx); + +struct nv04_2d_context * +nv04_2d_context_init(struct nouveau_channel* chan); + +void +nv04_region_copy_cpu(struct nv04_region* dst, struct nv04_region* src, int w, int h); + +void +nv04_region_fill_cpu(struct nv04_region* dst, int w, int h, unsigned value); + +int +nv04_region_copy_2d(struct nv04_2d_context *ctx, + struct nv04_region* dst, struct nv04_region* src, + int w, int h, + int cs2d_format, int sifm_format, + int dst_to_gpu, int src_on_gpu); + +int +nv04_region_fill_2d(struct nv04_2d_context *ctx, + struct nv04_region *dst, + int w, int h, + unsigned value); + +#endif diff --git a/src/gallium/drivers/nvfx/nv04_2d_loops.h b/src/gallium/drivers/nvfx/nv04_2d_loops.h new file mode 100644 index 00000000000..3a6787c0717 --- /dev/null +++ b/src/gallium/drivers/nvfx/nv04_2d_loops.h @@ -0,0 +1,70 @@ +#ifndef T +{ + if(dst->bpps == 0) +#define T uint8_t +#include "nv04_2d_loops.h" +#undef T + else if(dst->bpps == 1) +#define T uint16_t +#include "nv04_2d_loops.h" +#undef T + else if(dst->bpps == 2) +#define T uint32_t +#include "nv04_2d_loops.h" +#undef T + else + assert(0); +} +#else +#ifdef SWIZZLED_COPY_LOOPS +{ + if(!dst->pitch) + { + if(!src->pitch) + { + LOOP_Y + { + T* pdst = (T*)mdst + dswy[iy]; + T* psrc = (T*)msrc + sswy[iy]; + LOOP_X + { + assert((char*)&psrc[sswx[ix] + 1] <= ((char*)src->bo->map + src->bo->size)); + assert((char*)&pdst[dswx[ix] + 1] <= ((char*)dst->bo->map + dst->bo->size)); + pdst[dswx[ix]] = psrc[sswx[ix]]; + } + } + } + else + { + T* psrc = (T*)(msrc + ((dir > 0) ? src->y : (src->y + h - 1)) * src->pitch) + src->x; + LOOP_Y + { + T* pdst = (T*)mdst + dswy[iy]; + LOOP_X + { + assert((char*)&psrc[ix + 1] <= ((char*)src->bo->map + src->bo->size)); + assert((char*)&pdst[dswx[ix] + 1] <= ((char*)dst->bo->map + dst->bo->size)); + pdst[dswx[ix]] = psrc[ix]; + } + psrc = (T*)((char*)psrc + dir * src->pitch); + } + } + } + else + { + T* pdst = (T*)(mdst + ((dir > 0) ? dst->y : (dst->y + h - 1)) * dst->pitch) + dst->x; + LOOP_Y + { + T* psrc = (T*)msrc + sswy[iy]; + LOOP_X + { + assert((char*)&psrc[sswx[ix] + 1] <= ((char*)src->bo->map + src->bo->size)); + assert((char*)&pdst[ix + 1] <= ((char*)dst->bo->map + dst->bo->size)); + pdst[ix] = psrc[sswx[ix]]; + } + pdst = (T*)((char*)pdst + dir * dst->pitch); + } + } +} +#endif +#endif |