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/*
* Copyright 2008 Ben Skeggs
*
* 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 AUTHORS 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.
*/
#define __NOUVEAU_PUSH_H__
#include <stdint.h>
#include "nouveau/nv04_pushbuf.h"
#include "nv50_context.h"
#include "nv50_resource.h"
#include "pipe/p_defines.h"
#include "util/u_inlines.h"
#include "util/u_pack_color.h"
#include "util/u_format.h"
/* return TRUE for formats that can be converted among each other by NV50_2D */
static INLINE boolean
nv50_2d_format_faithful(enum pipe_format format)
{
switch (format) {
case PIPE_FORMAT_B8G8R8A8_UNORM:
case PIPE_FORMAT_B8G8R8X8_UNORM:
case PIPE_FORMAT_B8G8R8A8_SRGB:
case PIPE_FORMAT_B8G8R8X8_SRGB:
case PIPE_FORMAT_B5G6R5_UNORM:
case PIPE_FORMAT_B5G5R5A1_UNORM:
case PIPE_FORMAT_B10G10R10A2_UNORM:
case PIPE_FORMAT_R8_UNORM:
case PIPE_FORMAT_R32G32B32A32_FLOAT:
case PIPE_FORMAT_R32G32B32_FLOAT:
return TRUE;
default:
return FALSE;
}
}
static INLINE uint8_t
nv50_2d_format(enum pipe_format format)
{
uint8_t id = nv50_format_table[format].rt;
/* Hardware values for color formats range from 0xc0 to 0xff,
* but the 2D engine doesn't support all of them.
*/
if ((id >= 0xc0) && (0xff0843e080608409ULL & (1ULL << (id - 0xc0))))
return id;
switch (util_format_get_blocksize(format)) {
case 1:
return NV50_2D_DST_FORMAT_R8_UNORM;
case 2:
return NV50_2D_DST_FORMAT_R16_UNORM;
case 4:
return NV50_2D_DST_FORMAT_A8R8G8B8_UNORM;
default:
return 0;
}
}
static int
nv50_surface_set(struct nv50_screen *screen, struct pipe_surface *ps, int dst)
{
struct nv50_miptree *mt = nv50_miptree(ps->texture);
struct nouveau_channel *chan = screen->eng2d->channel;
struct nouveau_grobj *eng2d = screen->eng2d;
struct nouveau_bo *bo = nv50_miptree(ps->texture)->base.bo;
int format, mthd = dst ? NV50_2D_DST_FORMAT : NV50_2D_SRC_FORMAT;
int flags = NOUVEAU_BO_VRAM | (dst ? NOUVEAU_BO_WR : NOUVEAU_BO_RD);
format = nv50_2d_format(ps->format);
if (!format) {
NOUVEAU_ERR("invalid/unsupported surface format: %s\n",
util_format_name(ps->format));
return 1;
}
if (!nouveau_bo_tile_layout(bo)) {
BEGIN_RING(chan, eng2d, mthd, 2);
OUT_RING (chan, format);
OUT_RING (chan, 1);
BEGIN_RING(chan, eng2d, mthd + 0x14, 5);
OUT_RING (chan, mt->level[ps->u.tex.level].pitch);
OUT_RING (chan, ps->width);
OUT_RING (chan, ps->height);
OUT_RELOCh(chan, bo, ((struct nv50_surface *)ps)->offset, flags);
OUT_RELOCl(chan, bo, ((struct nv50_surface *)ps)->offset, flags);
} else {
BEGIN_RING(chan, eng2d, mthd, 5);
OUT_RING (chan, format);
OUT_RING (chan, 0);
OUT_RING (chan, mt->level[ps->u.tex.level].tile_mode << 4);
OUT_RING (chan, 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, eng2d, mthd + 0x18, 4);
OUT_RING (chan, ps->width);
OUT_RING (chan, ps->height);
OUT_RELOCh(chan, bo, ((struct nv50_surface *)ps)->offset, flags);
OUT_RELOCl(chan, bo, ((struct nv50_surface *)ps)->offset, flags);
}
#if 0
if (dst) {
BEGIN_RING(chan, eng2d, NV50_2D_CLIP_X, 4);
OUT_RING (chan, 0);
OUT_RING (chan, 0);
OUT_RING (chan, surf->width);
OUT_RING (chan, surf->height);
}
#endif
return 0;
}
int
nv50_surface_do_copy(struct nv50_screen *screen, struct pipe_surface *dst,
int dx, int dy, struct pipe_surface *src, int sx, int sy,
int w, int h)
{
struct nouveau_channel *chan = screen->eng2d->channel;
struct nouveau_grobj *eng2d = screen->eng2d;
int ret;
ret = MARK_RING(chan, 2*16 + 32, 4);
if (ret)
return ret;
ret = nv50_surface_set(screen, dst, 1);
if (ret)
return ret;
ret = nv50_surface_set(screen, src, 0);
if (ret)
return ret;
BEGIN_RING(chan, eng2d, 0x088c, 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, eng2d, NV50_2D_BLIT_DST_X, 4);
OUT_RING (chan, dx);
OUT_RING (chan, dy);
OUT_RING (chan, w);
OUT_RING (chan, h);
BEGIN_RING(chan, eng2d, 0x08c0, 4);
OUT_RING (chan, 0);
OUT_RING (chan, 1);
OUT_RING (chan, 0);
OUT_RING (chan, 1);
BEGIN_RING(chan, eng2d, 0x08d0, 4);
OUT_RING (chan, 0);
OUT_RING (chan, sx);
OUT_RING (chan, 0);
OUT_RING (chan, sy);
return 0;
}
static void
nv50_surface_copy(struct pipe_context *pipe,
struct pipe_resource *dest, unsigned dst_level,
unsigned destx, unsigned desty, unsigned destz,
struct pipe_resource *src, unsigned src_level,
const struct pipe_box *src_box)
{
struct nv50_context *nv50 = nv50_context(pipe);
struct nv50_screen *screen = nv50->screen;
struct pipe_surface *ps_dst, *ps_src, surf_tmpl;
assert((src->format == dest->format) ||
(nv50_2d_format_faithful(src->format) &&
nv50_2d_format_faithful(dest->format)));
assert(src_box->depth == 1);
memset(&surf_tmpl, 0, sizeof(surf_tmpl));
surf_tmpl.format = src->format;
surf_tmpl.usage = 0; /* no bind flag - not a surface */
surf_tmpl.u.tex.level = src_level;
surf_tmpl.u.tex.first_layer = src_box->z;
surf_tmpl.u.tex.last_layer = src_box->z;
/* XXX really need surfaces here? */
ps_src = nv50_miptree_surface_new(pipe, src, &surf_tmpl);
surf_tmpl.format = dest->format;
surf_tmpl.usage = 0; /* no bind flag - not a surface */
surf_tmpl.u.tex.level = dst_level;
surf_tmpl.u.tex.first_layer = destz;
surf_tmpl.u.tex.last_layer = destz;
ps_dst = nv50_miptree_surface_new(pipe, dest, &surf_tmpl);
nv50_surface_do_copy(screen, ps_dst, destx, desty, ps_src, src_box->x,
src_box->y, src_box->width, src_box->height);
nv50_miptree_surface_del(pipe, ps_src);
nv50_miptree_surface_del(pipe, ps_dst);
}
static void
nv50_clear_render_target(struct pipe_context *pipe,
struct pipe_surface *dst,
const float *rgba,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height)
{
struct nv50_context *nv50 = nv50_context(pipe);
struct nv50_screen *screen = nv50->screen;
struct nouveau_channel *chan = screen->base.channel;
struct nouveau_grobj *tesla = screen->tesla;
struct nv50_miptree *mt = nv50_miptree(dst->texture);
struct nouveau_bo *bo = mt->base.bo;
BEGIN_RING(chan, tesla, NV50TCL_CLEAR_COLOR(0), 4);
OUT_RINGf (chan, rgba[0]);
OUT_RINGf (chan, rgba[1]);
OUT_RINGf (chan, rgba[2]);
OUT_RINGf (chan, rgba[3]);
if (MARK_RING(chan, 18, 2))
return;
BEGIN_RING(chan, tesla, NV50TCL_RT_CONTROL, 1);
OUT_RING (chan, 1);
BEGIN_RING(chan, tesla, NV50TCL_RT_ADDRESS_HIGH(0), 5);
OUT_RELOCh(chan, bo, ((struct nv50_surface *)dst)->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
OUT_RELOCl(chan, bo, ((struct nv50_surface *)dst)->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
OUT_RING (chan, nv50_format_table[dst->format].rt);
OUT_RING (chan, mt->level[dst->u.tex.level].tile_mode << 4);
OUT_RING (chan, 0);
BEGIN_RING(chan, tesla, NV50TCL_RT_HORIZ(0), 2);
OUT_RING (chan, dst->width);
OUT_RING (chan, dst->height);
BEGIN_RING(chan, tesla, NV50TCL_RT_ARRAY_MODE, 1);
OUT_RING (chan, 1);
/* NOTE: only works with D3D clear flag (5097/0x143c bit 4) */
BEGIN_RING(chan, tesla, NV50TCL_VIEWPORT_HORIZ(0), 2);
OUT_RING (chan, (width << 16) | dstx);
OUT_RING (chan, (height << 16) | dsty);
BEGIN_RING(chan, tesla, NV50TCL_CLEAR_BUFFERS, 1);
OUT_RING (chan, 0x3c);
nv50->dirty |= NV50_NEW_FRAMEBUFFER;
}
static void
nv50_clear_depth_stencil(struct pipe_context *pipe,
struct pipe_surface *dst,
unsigned clear_flags,
double depth,
unsigned stencil,
unsigned dstx, unsigned dsty,
unsigned width, unsigned height)
{
struct nv50_context *nv50 = nv50_context(pipe);
struct nv50_screen *screen = nv50->screen;
struct nouveau_channel *chan = screen->base.channel;
struct nouveau_grobj *tesla = screen->tesla;
struct nv50_miptree *mt = nv50_miptree(dst->texture);
struct nouveau_bo *bo = mt->base.bo;
uint32_t mode = 0;
if (clear_flags & PIPE_CLEAR_DEPTH) {
BEGIN_RING(chan, tesla, NV50TCL_CLEAR_DEPTH, 1);
OUT_RINGf (chan, depth);
mode |= NV50TCL_CLEAR_BUFFERS_Z;
}
if (clear_flags & PIPE_CLEAR_STENCIL) {
BEGIN_RING(chan, tesla, NV50TCL_CLEAR_STENCIL, 1);
OUT_RING (chan, stencil & 0xff);
mode |= NV50TCL_CLEAR_BUFFERS_S;
}
if (MARK_RING(chan, 17, 2))
return;
BEGIN_RING(chan, tesla, NV50TCL_ZETA_ADDRESS_HIGH, 5);
OUT_RELOCh(chan, bo, ((struct nv50_surface *)dst)->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
OUT_RELOCl(chan, bo, ((struct nv50_surface *)dst)->offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
OUT_RING (chan, nv50_format_table[dst->format].rt);
OUT_RING (chan, mt->level[dst->u.tex.level].tile_mode << 4);
OUT_RING (chan, 0);
BEGIN_RING(chan, tesla, NV50TCL_ZETA_ENABLE, 1);
OUT_RING (chan, 1);
BEGIN_RING(chan, tesla, NV50TCL_ZETA_HORIZ, 3);
OUT_RING (chan, dst->width);
OUT_RING (chan, dst->height);
OUT_RING (chan, (1 << 16) | 1);
BEGIN_RING(chan, tesla, NV50TCL_VIEWPORT_HORIZ(0), 2);
OUT_RING (chan, (width << 16) | dstx);
OUT_RING (chan, (height << 16) | dsty);
BEGIN_RING(chan, tesla, NV50TCL_CLEAR_BUFFERS, 1);
OUT_RING (chan, mode);
nv50->dirty |= NV50_NEW_FRAMEBUFFER;
}
void
nv50_init_surface_functions(struct nv50_context *nv50)
{
nv50->pipe.resource_copy_region = nv50_surface_copy;
nv50->pipe.clear_render_target = nv50_clear_render_target;
nv50->pipe.clear_depth_stencil = nv50_clear_depth_stencil;
}
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