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authorYounes Manton <younes.m@gmail.com>2008-12-05 02:21:55 -0500
committerYounes Manton <younes.m@gmail.com>2009-01-10 13:52:04 -0500
commit72aa42e59468817798484defe5b3f6dfec0d33e3 (patch)
tree7b32221d1cfe2958c62d887a87f504ed03887b34 /src
parent7844b4e730604e613a88f536c4aeee5c02d300fd (diff)
nouveau: Swizzle textures larger than nv04 SIFM limit in parts.
Limit of SIFM on nv40 is 1024x1024, not sure about others.
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/nv40/nv40_miptree.c3
-rw-r--r--src/gallium/winsys/drm/nouveau/nv04_surface.c90
2 files changed, 69 insertions, 24 deletions
diff --git a/src/gallium/drivers/nv40/nv40_miptree.c b/src/gallium/drivers/nv40/nv40_miptree.c
index b68967c07f..36e08e73b9 100644
--- a/src/gallium/drivers/nv40/nv40_miptree.c
+++ b/src/gallium/drivers/nv40/nv40_miptree.c
@@ -80,8 +80,7 @@ nv40_miptree_create(struct pipe_screen *pscreen, const struct pipe_texture *pt)
/* TODO: Figure out which formats can be swizzled */
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_X8R8G8B8_UNORM:
- /* XXX: Re-enable when SIFM size limits are fixed */
- /*case PIPE_FORMAT_R16_SNORM:*/
+ case PIPE_FORMAT_R16_SNORM:
break;
default:
mt->base.tex_usage |= NOUVEAU_TEXTURE_USAGE_LINEAR;
diff --git a/src/gallium/winsys/drm/nouveau/nv04_surface.c b/src/gallium/winsys/drm/nouveau/nv04_surface.c
index 68338eb814..e9a8a2ac1c 100644
--- a/src/gallium/winsys/drm/nouveau/nv04_surface.c
+++ b/src/gallium/winsys/drm/nouveau/nv04_surface.c
@@ -82,6 +82,37 @@ nv04_scaled_image_format(enum pipe_format format)
}
}
+static INLINE unsigned
+nv04_swizzle_bits(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;
+}
+
static void
nv04_surface_copy_swizzle(struct nouveau_context *nv, unsigned dx, unsigned dy,
unsigned sx, unsigned sy, unsigned w, unsigned h)
@@ -90,19 +121,23 @@ nv04_surface_copy_swizzle(struct nouveau_context *nv, unsigned dx, unsigned dy,
struct pipe_surface *dst = nv->surf_dst;
struct pipe_surface *src = nv->surf_src;
+ const unsigned max_w = 1024;
+ const unsigned max_h = 1024;
+ const unsigned sub_w = w > max_w ? max_w : w;
+ const unsigned sub_h = h > max_h ? max_h : h;
+ unsigned cx = 0;
+ unsigned cy = 0;
+
/* POT or GTFO */
assert(!(w & (w - 1)) && !(h & (h - 1)));
BEGIN_RING(chan, nv->nvc->NvSwzSurf, NV04_SWIZZLED_SURFACE_DMA_IMAGE, 1);
OUT_RELOCo(chan, nouveau_buffer(dst->buffer)->bo,
NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
-
- BEGIN_RING(chan, nv->nvc->NvSwzSurf, NV04_SWIZZLED_SURFACE_FORMAT, 2);
+ BEGIN_RING(chan, nv->nvc->NvSwzSurf, NV04_SWIZZLED_SURFACE_FORMAT, 1);
OUT_RING (chan, nv04_surface_format(dst->format) |
log2i(w) << NV04_SWIZZLED_SURFACE_FORMAT_BASE_SIZE_U_SHIFT |
log2i(h) << NV04_SWIZZLED_SURFACE_FORMAT_BASE_SIZE_V_SHIFT);
- OUT_RELOCl(chan, nouveau_buffer(dst->buffer)->bo, dst->offset,
- NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
BEGIN_RING(chan, nv->nvc->NvSIFM, NV04_SCALED_IMAGE_FROM_MEMORY_DMA_IMAGE, 1);
OUT_RELOCo(chan, nouveau_buffer(src->buffer)->bo,
@@ -110,24 +145,35 @@ nv04_surface_copy_swizzle(struct nouveau_context *nv, unsigned dx, unsigned dy,
BEGIN_RING(chan, nv->nvc->NvSIFM, NV04_SCALED_IMAGE_FROM_MEMORY_SURFACE, 1);
OUT_RING (chan, nv->nvc->NvSwzSurf->handle);
- BEGIN_RING(chan, nv->nvc->NvSIFM, NV04_SCALED_IMAGE_FROM_MEMORY_COLOR_CONVERSION, 9);
- OUT_RING (chan, NV04_SCALED_IMAGE_FROM_MEMORY_COLOR_CONVERSION_TRUNCATE);
- OUT_RING (chan, nv04_scaled_image_format(src->format));
- OUT_RING (chan, NV04_SCALED_IMAGE_FROM_MEMORY_OPERATION_SRCCOPY);
- OUT_RING (chan, 0);
- OUT_RING (chan, h << 16 | w);
- OUT_RING (chan, 0);
- OUT_RING (chan, h << 16 | w);
- OUT_RING (chan, 1 << 20);
- OUT_RING (chan, 1 << 20);
- BEGIN_RING(chan, nv->nvc->NvSIFM, NV04_SCALED_IMAGE_FROM_MEMORY_SIZE, 4);
- OUT_RING (chan, h << 16 | w);
- OUT_RING (chan, src->stride |
- NV04_SCALED_IMAGE_FROM_MEMORY_FORMAT_ORIGIN_CENTER |
- NV04_SCALED_IMAGE_FROM_MEMORY_FORMAT_FILTER_POINT_SAMPLE);
- OUT_RELOCl(chan, nouveau_buffer(src->buffer)->bo, src->offset,
- NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
- OUT_RING (chan, 0);
+ for (cy = 0; cy < h; cy += sub_h) {
+ for (cx = 0; cx < w; cx += sub_w) {
+ BEGIN_RING(chan, nv->nvc->NvSwzSurf, NV04_SWIZZLED_SURFACE_OFFSET, 1);
+ OUT_RELOCl(chan, nouveau_buffer(dst->buffer)->bo,
+ dst->offset + nv04_swizzle_bits(cx, cy) * dst->block.size,
+ NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_WR);
+
+ BEGIN_RING(chan, nv->nvc->NvSIFM, NV04_SCALED_IMAGE_FROM_MEMORY_COLOR_CONVERSION, 9);
+ OUT_RING (chan, NV04_SCALED_IMAGE_FROM_MEMORY_COLOR_CONVERSION_TRUNCATE);
+ OUT_RING (chan, nv04_scaled_image_format(src->format));
+ OUT_RING (chan, NV04_SCALED_IMAGE_FROM_MEMORY_OPERATION_SRCCOPY);
+ OUT_RING (chan, 0);
+ OUT_RING (chan, sub_h << 16 | sub_w);
+ OUT_RING (chan, 0);
+ OUT_RING (chan, sub_h << 16 | sub_w);
+ OUT_RING (chan, 1 << 20);
+ OUT_RING (chan, 1 << 20);
+
+ BEGIN_RING(chan, nv->nvc->NvSIFM, NV04_SCALED_IMAGE_FROM_MEMORY_SIZE, 4);
+ OUT_RING (chan, sub_h << 16 | sub_w);
+ OUT_RING (chan, src->stride |
+ NV04_SCALED_IMAGE_FROM_MEMORY_FORMAT_ORIGIN_CENTER |
+ NV04_SCALED_IMAGE_FROM_MEMORY_FORMAT_FILTER_POINT_SAMPLE);
+ OUT_RELOCl(chan, nouveau_buffer(src->buffer)->bo,
+ src->offset + cy * src->stride + cx * src->block.size,
+ NOUVEAU_BO_GART | NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
+ OUT_RING (chan, 0);
+ }
+ }
}
static void