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#include "pipe/p_context.h"
#include "pipe/p_format.h"
#include "nouveau_context.h"
static INLINE int
nv50_format(enum pipe_format format)
{
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_Z24S8_UNORM:
return NV50_2D_DST_FORMAT_32BPP;
case PIPE_FORMAT_X8R8G8B8_UNORM:
return NV50_2D_DST_FORMAT_24BPP;
case PIPE_FORMAT_R5G6B5_UNORM:
return NV50_2D_DST_FORMAT_16BPP;
case PIPE_FORMAT_A8_UNORM:
return NV50_2D_DST_FORMAT_8BPP;
default:
return -1;
}
}
static int
nv50_surface_set(struct nouveau_context *nv, struct pipe_surface *surf, int dst)
{
struct nouveau_channel *chan = nv->nvc->channel;
struct nouveau_grobj *eng2d = nv->nvc->Nv2D;
struct nouveau_bo *bo = nouveau_buffer(surf->buffer)->bo;
int surf_format, mthd = dst ? NV50_2D_DST_FORMAT : NV50_2D_SRC_FORMAT;
int flags = NOUVEAU_BO_VRAM | (dst ? NOUVEAU_BO_WR : NOUVEAU_BO_RD);
surf_format = nv50_format(surf->format);
if (surf_format < 0)
return 1;
if (!nouveau_bo(bo)->tiled) {
BEGIN_RING(chan, eng2d, mthd, 2);
OUT_RING (chan, surf_format);
OUT_RING (chan, 1);
BEGIN_RING(chan, eng2d, mthd + 0x14, 5);
OUT_RING (chan, surf->stride);
OUT_RING (chan, surf->width);
OUT_RING (chan, surf->height);
OUT_RELOCh(chan, bo, surf->offset, flags);
OUT_RELOCl(chan, bo, surf->offset, flags);
} else {
BEGIN_RING(chan, eng2d, mthd, 5);
OUT_RING (chan, surf_format);
OUT_RING (chan, 0);
OUT_RING (chan, 0);
OUT_RING (chan, 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, eng2d, mthd + 0x18, 4);
OUT_RING (chan, surf->width);
OUT_RING (chan, surf->height);
OUT_RELOCh(chan, bo, surf->offset, flags);
OUT_RELOCl(chan, bo, surf->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;
}
static int
nv50_surface_copy_prep(struct nouveau_context *nv,
struct pipe_surface *dst, struct pipe_surface *src)
{
int ret;
assert(src->format == dst->format);
ret = nv50_surface_set(nv, dst, 1);
if (ret)
return ret;
ret = nv50_surface_set(nv, src, 0);
if (ret)
return ret;
return 0;
}
static void
nv50_surface_copy(struct nouveau_context *nv, unsigned dx, unsigned dy,
unsigned sx, unsigned sy, unsigned w, unsigned h)
{
struct nouveau_channel *chan = nv->nvc->channel;
struct nouveau_grobj *eng2d = nv->nvc->Nv2D;
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);
}
static void
nv50_surface_copy_done(struct nouveau_context *nv)
{
FIRE_RING(nv->nvc->channel);
}
static int
nv50_surface_fill(struct nouveau_context *nv, struct pipe_surface *dst,
unsigned dx, unsigned dy, unsigned w, unsigned h,
unsigned value)
{
struct nouveau_channel *chan = nv->nvc->channel;
struct nouveau_grobj *eng2d = nv->nvc->Nv2D;
int rect_format, ret;
rect_format = nv50_format(dst->format);
if (rect_format < 0)
return 1;
ret = nv50_surface_set(nv, dst, 1);
if (ret)
return ret;
BEGIN_RING(chan, eng2d, 0x0580, 3);
OUT_RING (chan, 4);
OUT_RING (chan, rect_format);
OUT_RING (chan, value);
BEGIN_RING(chan, eng2d, NV50_2D_RECT_X1, 4);
OUT_RING (chan, dx);
OUT_RING (chan, dy);
OUT_RING (chan, dx + w);
OUT_RING (chan, dy + h);
FIRE_RING(chan);
return 0;
}
int
nouveau_surface_channel_create_nv50(struct nouveau_channel_context *nvc)
{
struct nouveau_channel *chan = nvc->channel;
struct nouveau_grobj *eng2d = NULL;
int ret;
ret = nouveau_grobj_alloc(chan, nvc->next_handle++, NV50_2D, &eng2d);
if (ret)
return ret;
nvc->Nv2D = eng2d;
BIND_RING (chan, eng2d, nvc->next_subchannel++);
BEGIN_RING(chan, eng2d, NV50_2D_DMA_NOTIFY, 4);
OUT_RING (chan, nvc->sync_notifier->handle);
OUT_RING (chan, chan->vram->handle);
OUT_RING (chan, chan->vram->handle);
OUT_RING (chan, chan->vram->handle);
BEGIN_RING(chan, eng2d, NV50_2D_OPERATION, 1);
OUT_RING (chan, NV50_2D_OPERATION_SRCCOPY);
BEGIN_RING(chan, eng2d, 0x0290, 1);
OUT_RING (chan, 0);
BEGIN_RING(chan, eng2d, 0x0888, 1);
OUT_RING (chan, 1);
return 0;
}
int
nouveau_surface_init_nv50(struct nouveau_context *nv)
{
nv->surface_copy_prep = nv50_surface_copy_prep;
nv->surface_copy = nv50_surface_copy;
nv->surface_copy_done = nv50_surface_copy_done;
nv->surface_fill = nv50_surface_fill;
return 0;
}
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