2 * Copyright 2008 Ben Skeggs
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
25 #include "pipe/p_defines.h"
27 #include "util/u_inlines.h"
28 #include "util/u_pack_color.h"
29 #include "util/u_format.h"
30 #include "util/u_surface.h"
32 #include "nvc0_context.h"
33 #include "nvc0_resource.h"
34 #include "nvc0_transfer.h"
36 #include "nv50/nv50_defs.xml.h"
38 #define NVC0_ENG2D_SUPPORTED_FORMATS 0xff9ccfe1cce3ccc9ULL
40 /* return TRUE for formats that can be converted among each other by NVC0_2D */
42 nvc0_2d_format_faithful(enum pipe_format format)
44 uint8_t id = nvc0_format_table[format].rt;
46 return (id >= 0xc0) && (NVC0_ENG2D_SUPPORTED_FORMATS & (1ULL << (id - 0xc0)));
50 nvc0_2d_format(enum pipe_format format)
52 uint8_t id = nvc0_format_table[format].rt;
54 /* Hardware values for color formats range from 0xc0 to 0xff,
55 * but the 2D engine doesn't support all of them.
57 if (nvc0_2d_format_faithful(format))
60 switch (util_format_get_blocksize(format)) {
62 return NV50_SURFACE_FORMAT_R8_UNORM;
64 return NV50_SURFACE_FORMAT_R16_UNORM;
66 return NV50_SURFACE_FORMAT_A8R8G8B8_UNORM;
68 return NV50_SURFACE_FORMAT_R16G16B16A16_UNORM;
70 return NV50_SURFACE_FORMAT_R32G32B32A32_FLOAT;
77 nvc0_2d_texture_set(struct nouveau_channel *chan, int dst,
78 struct nvc0_miptree *mt, unsigned level, unsigned layer)
80 struct nouveau_bo *bo = mt->base.bo;
81 uint32_t width, height, depth;
83 uint32_t mthd = dst ? NVC0_2D_DST_FORMAT : NVC0_2D_SRC_FORMAT;
84 uint32_t flags = mt->base.domain | (dst ? NOUVEAU_BO_WR : NOUVEAU_BO_RD);
85 uint32_t offset = mt->level[level].offset;
87 format = nvc0_2d_format(mt->base.base.format);
89 NOUVEAU_ERR("invalid/unsupported surface format: %s\n",
90 util_format_name(mt->base.base.format));
94 width = u_minify(mt->base.base.width0, level);
95 height = u_minify(mt->base.base.height0, level);
96 depth = u_minify(mt->base.base.depth0, level);
98 /* layer has to be < depth, and depth > tile depth / 2 */
100 if (!mt->layout_3d) {
101 offset += mt->layer_stride * layer;
106 offset += nvc0_miptree_zslice_offset(mt, level, layer);
110 if (!(bo->tile_flags & NOUVEAU_BO_TILE_LAYOUT_MASK)) {
111 BEGIN_RING(chan, RING_2D_(mthd), 2);
112 OUT_RING (chan, format);
114 BEGIN_RING(chan, RING_2D_(mthd + 0x14), 5);
115 OUT_RING (chan, mt->level[level].pitch);
116 OUT_RING (chan, width);
117 OUT_RING (chan, height);
118 OUT_RELOCh(chan, bo, offset, flags);
119 OUT_RELOCl(chan, bo, offset, flags);
121 BEGIN_RING(chan, RING_2D_(mthd), 5);
122 OUT_RING (chan, format);
124 OUT_RING (chan, mt->level[level].tile_mode);
125 OUT_RING (chan, depth);
126 OUT_RING (chan, layer);
127 BEGIN_RING(chan, RING_2D_(mthd + 0x18), 4);
128 OUT_RING (chan, width);
129 OUT_RING (chan, height);
130 OUT_RELOCh(chan, bo, offset, flags);
131 OUT_RELOCl(chan, bo, offset, flags);
136 BEGIN_RING(chan, RING_2D_(NVC0_2D_CLIP_X), 4);
139 OUT_RING (chan, width);
140 OUT_RING (chan, height);
147 nvc0_2d_texture_do_copy(struct nouveau_channel *chan,
148 struct nvc0_miptree *dst, unsigned dst_level,
149 unsigned dx, unsigned dy, unsigned dz,
150 struct nvc0_miptree *src, unsigned src_level,
151 unsigned sx, unsigned sy, unsigned sz,
152 unsigned w, unsigned h)
156 ret = MARK_RING(chan, 2 * 16 + 32, 4);
160 ret = nvc0_2d_texture_set(chan, 1, dst, dst_level, dz);
164 ret = nvc0_2d_texture_set(chan, 0, src, src_level, sz);
168 /* 0/1 = CENTER/CORNER, 10/00 = POINT/BILINEAR */
169 BEGIN_RING(chan, RING_2D(BLIT_CONTROL), 1);
171 BEGIN_RING(chan, RING_2D(BLIT_DST_X), 4);
176 BEGIN_RING(chan, RING_2D(BLIT_DU_DX_FRACT), 4);
181 BEGIN_RING(chan, RING_2D(BLIT_SRC_X_FRACT), 4);
191 nvc0_setup_m2mf_rect(struct nvc0_m2mf_rect *rect,
192 struct pipe_resource *restrict res, unsigned l,
193 unsigned x, unsigned y, unsigned z)
195 struct nvc0_miptree *mt = nvc0_miptree(res);
196 const unsigned w = u_minify(res->width0, l);
197 const unsigned h = u_minify(res->height0, l);
199 rect->bo = mt->base.bo;
200 rect->domain = mt->base.domain;
201 rect->base = mt->level[l].offset;
202 rect->pitch = mt->level[l].pitch;
203 if (util_format_is_plain(res->format)) {
209 rect->width = util_format_get_nblocksx(res->format, w);
210 rect->height = util_format_get_nblocksy(res->format, h);
211 rect->x = util_format_get_nblocksx(res->format, x);
212 rect->y = util_format_get_nblocksy(res->format, y);
214 rect->tile_mode = mt->level[l].tile_mode;
215 rect->cpp = util_format_get_blocksize(res->format);
219 rect->depth = u_minify(res->depth0, l);
221 rect->base += z * mt->layer_stride;
228 nvc0_resource_copy_region(struct pipe_context *pipe,
229 struct pipe_resource *dst, unsigned dst_level,
230 unsigned dstx, unsigned dsty, unsigned dstz,
231 struct pipe_resource *src, unsigned src_level,
232 const struct pipe_box *src_box)
234 struct nvc0_screen *screen = nvc0_context(pipe)->screen;
236 unsigned dst_layer = dstz, src_layer = src_box->z;
238 /* Fallback for buffers. */
239 if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) {
240 util_resource_copy_region(pipe, dst, dst_level, dstx, dsty, dstz,
241 src, src_level, src_box);
245 nv04_resource(dst)->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
247 if (src->format == dst->format) {
248 struct nvc0_m2mf_rect drect, srect;
250 unsigned nx = util_format_get_nblocksx(src->format, src_box->width);
251 unsigned ny = util_format_get_nblocksy(src->format, src_box->height);
253 nvc0_setup_m2mf_rect(&drect, dst, dst_level, dstx, dsty, dstz);
254 nvc0_setup_m2mf_rect(&srect, src, src_level,
255 src_box->x, src_box->y, src_box->z);
257 for (i = 0; i < src_box->depth; ++i) {
258 nvc0_m2mf_transfer_rect(&screen->base.base, &drect, &srect, nx, ny);
260 if (nvc0_miptree(dst)->layout_3d)
263 drect.base += nvc0_miptree(dst)->layer_stride;
265 if (nvc0_miptree(src)->layout_3d)
268 srect.base += nvc0_miptree(src)->layer_stride;
273 assert(nvc0_2d_format_faithful(src->format));
274 assert(nvc0_2d_format_faithful(dst->format));
276 for (; dst_layer < dstz + src_box->depth; ++dst_layer, ++src_layer) {
277 ret = nvc0_2d_texture_do_copy(screen->base.channel,
278 nvc0_miptree(dst), dst_level,
279 dstx, dsty, dst_layer,
280 nvc0_miptree(src), src_level,
281 src_box->x, src_box->y, src_layer,
282 src_box->width, src_box->height);
289 nvc0_clear_render_target(struct pipe_context *pipe,
290 struct pipe_surface *dst,
292 unsigned dstx, unsigned dsty,
293 unsigned width, unsigned height)
295 struct nvc0_context *nv50 = nvc0_context(pipe);
296 struct nvc0_screen *screen = nv50->screen;
297 struct nouveau_channel *chan = screen->base.channel;
298 struct nvc0_miptree *mt = nvc0_miptree(dst->texture);
299 struct nvc0_surface *sf = nvc0_surface(dst);
300 struct nouveau_bo *bo = mt->base.bo;
302 BEGIN_RING(chan, RING_3D(CLEAR_COLOR(0)), 4);
303 OUT_RINGf (chan, rgba[0]);
304 OUT_RINGf (chan, rgba[1]);
305 OUT_RINGf (chan, rgba[2]);
306 OUT_RINGf (chan, rgba[3]);
308 if (MARK_RING(chan, 18, 2))
311 BEGIN_RING(chan, RING_3D(RT_CONTROL), 1);
313 BEGIN_RING(chan, RING_3D(RT_ADDRESS_HIGH(0)), 9);
314 OUT_RELOCh(chan, bo, sf->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
315 OUT_RELOCl(chan, bo, sf->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
316 OUT_RING (chan, sf->width);
317 OUT_RING (chan, sf->height);
318 OUT_RING (chan, nvc0_format_table[dst->format].rt);
319 OUT_RING (chan, (mt->layout_3d << 16) |
320 mt->level[sf->base.u.tex.level].tile_mode);
321 OUT_RING (chan, dst->u.tex.first_layer + sf->depth);
322 OUT_RING (chan, mt->layer_stride >> 2);
323 OUT_RING (chan, dst->u.tex.first_layer);
325 BEGIN_RING(chan, RING_3D(CLIP_RECT_HORIZ(0)), 2);
326 OUT_RING (chan, ((dstx + width) << 16) | dstx);
327 OUT_RING (chan, ((dsty + height) << 16) | dsty);
328 IMMED_RING(chan, RING_3D(CLIP_RECTS_EN), 1);
330 BEGIN_RING(chan, RING_3D(CLEAR_BUFFERS), 1);
331 OUT_RING (chan, 0x3c);
333 IMMED_RING(chan, RING_3D(CLIP_RECTS_EN), 0);
335 nv50->dirty |= NVC0_NEW_FRAMEBUFFER;
339 nvc0_clear_depth_stencil(struct pipe_context *pipe,
340 struct pipe_surface *dst,
341 unsigned clear_flags,
344 unsigned dstx, unsigned dsty,
345 unsigned width, unsigned height)
347 struct nvc0_context *nv50 = nvc0_context(pipe);
348 struct nvc0_screen *screen = nv50->screen;
349 struct nouveau_channel *chan = screen->base.channel;
350 struct nvc0_miptree *mt = nvc0_miptree(dst->texture);
351 struct nvc0_surface *sf = nvc0_surface(dst);
352 struct nouveau_bo *bo = mt->base.bo;
354 int unk = mt->base.base.target == PIPE_TEXTURE_2D;
356 if (clear_flags & PIPE_CLEAR_DEPTH) {
357 BEGIN_RING(chan, RING_3D(CLEAR_DEPTH), 1);
358 OUT_RINGf (chan, depth);
359 mode |= NVC0_3D_CLEAR_BUFFERS_Z;
362 if (clear_flags & PIPE_CLEAR_STENCIL) {
363 BEGIN_RING(chan, RING_3D(CLEAR_STENCIL), 1);
364 OUT_RING (chan, stencil & 0xff);
365 mode |= NVC0_3D_CLEAR_BUFFERS_S;
368 if (MARK_RING(chan, 17, 2))
371 BEGIN_RING(chan, RING_3D(ZETA_ADDRESS_HIGH), 5);
372 OUT_RELOCh(chan, bo, sf->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
373 OUT_RELOCl(chan, bo, sf->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
374 OUT_RING (chan, nvc0_format_table[dst->format].rt);
375 OUT_RING (chan, mt->level[sf->base.u.tex.level].tile_mode);
376 OUT_RING (chan, mt->layer_stride >> 2);
377 BEGIN_RING(chan, RING_3D(ZETA_ENABLE), 1);
379 BEGIN_RING(chan, RING_3D(ZETA_HORIZ), 3);
380 OUT_RING (chan, sf->width);
381 OUT_RING (chan, sf->height);
382 OUT_RING (chan, (unk << 16) | (dst->u.tex.first_layer + sf->depth));
383 BEGIN_RING(chan, RING_3D(ZETA_BASE_LAYER), 1);
384 OUT_RING (chan, dst->u.tex.first_layer);
386 BEGIN_RING(chan, RING_3D(CLIP_RECT_HORIZ(0)), 2);
387 OUT_RING (chan, ((dstx + width) << 16) | dstx);
388 OUT_RING (chan, ((dsty + height) << 16) | dsty);
389 IMMED_RING(chan, RING_3D(CLIP_RECTS_EN), 1);
391 BEGIN_RING(chan, RING_3D(CLEAR_BUFFERS), 1);
392 OUT_RING (chan, mode);
394 IMMED_RING(chan, RING_3D(CLIP_RECTS_EN), 0);
396 nv50->dirty |= NVC0_NEW_FRAMEBUFFER;
400 nvc0_clear(struct pipe_context *pipe, unsigned buffers,
401 const float *rgba, double depth, unsigned stencil)
403 struct nvc0_context *nvc0 = nvc0_context(pipe);
404 struct nouveau_channel *chan = nvc0->screen->base.channel;
405 struct pipe_framebuffer_state *fb = &nvc0->framebuffer;
407 const unsigned dirty = nvc0->dirty;
410 /* don't need NEW_BLEND, COLOR_MASK doesn't affect CLEAR_BUFFERS */
411 nvc0->dirty &= NVC0_NEW_FRAMEBUFFER;
412 if (!nvc0_state_validate(nvc0))
415 if (buffers & PIPE_CLEAR_COLOR && fb->nr_cbufs) {
416 BEGIN_RING(chan, RING_3D(CLEAR_COLOR(0)), 4);
417 OUT_RINGf (chan, rgba[0]);
418 OUT_RINGf (chan, rgba[1]);
419 OUT_RINGf (chan, rgba[2]);
420 OUT_RINGf (chan, rgba[3]);
422 NVC0_3D_CLEAR_BUFFERS_R | NVC0_3D_CLEAR_BUFFERS_G |
423 NVC0_3D_CLEAR_BUFFERS_B | NVC0_3D_CLEAR_BUFFERS_A;
426 if (buffers & PIPE_CLEAR_DEPTH) {
427 BEGIN_RING(chan, RING_3D(CLEAR_DEPTH), 1);
428 OUT_RING (chan, fui(depth));
429 mode |= NVC0_3D_CLEAR_BUFFERS_Z;
432 if (buffers & PIPE_CLEAR_STENCIL) {
433 BEGIN_RING(chan, RING_3D(CLEAR_STENCIL), 1);
434 OUT_RING (chan, stencil & 0xff);
435 mode |= NVC0_3D_CLEAR_BUFFERS_S;
438 BEGIN_RING(chan, RING_3D(CLEAR_BUFFERS), 1);
439 OUT_RING (chan, mode);
441 for (i = 1; i < fb->nr_cbufs; i++) {
442 BEGIN_RING(chan, RING_3D(CLEAR_BUFFERS), 1);
443 OUT_RING (chan, (i << 6) | 0x3c);
446 nvc0->dirty = dirty & ~NVC0_NEW_FRAMEBUFFER;
450 nvc0_init_surface_functions(struct nvc0_context *nvc0)
452 struct pipe_context *pipe = &nvc0->base.pipe;
454 pipe->resource_copy_region = nvc0_resource_copy_region;
455 pipe->clear_render_target = nvc0_clear_render_target;
456 pipe->clear_depth_stencil = nvc0_clear_depth_stencil;