diff options
Diffstat (limited to 'src/gallium/winsys/drm/nouveau/common/nv50_surface.c')
| -rw-r--r-- | src/gallium/winsys/drm/nouveau/common/nv50_surface.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/src/gallium/winsys/drm/nouveau/common/nv50_surface.c b/src/gallium/winsys/drm/nouveau/common/nv50_surface.c new file mode 100644 index 0000000000..c8ab7f690f --- /dev/null +++ b/src/gallium/winsys/drm/nouveau/common/nv50_surface.c @@ -0,0 +1,194 @@ +#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; +} + |