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test/gen3_mixed_blits: Alternately use fence regs for the render copies

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2011-06-05 18:05:28 +01:00
parent 853d729598
commit 6f6cd81913
1 changed files with 43 additions and 26 deletions
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69
tests/gen3_mixed_blits.c
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@ -129,8 +129,9 @@ static uint32_t fill_reloc(struct drm_i915_gem_relocation_entry *reloc,
static void
render_copy(int fd,
uint32_t dst, int dst_tiling,
uint32_t src, int src_tiling)
uint32_t dst, int dst_tiling,
uint32_t src, int src_tiling,
int use_fence)
{
uint32_t batch[1024], *b = batch;
struct drm_i915_gem_relocation_entry reloc[2], *r = reloc;
@ -199,11 +200,15 @@ render_copy(int fd,
*b++ = (_3DSTATE_BACKFACE_STENCIL_OPS | BFO_ENABLE_STENCIL_TWO_SIDE | 0);
/* samler state */
tiling_bits = 0;
if (src_tiling != I915_TILING_NONE)
tiling_bits = MS3_TILED_SURFACE;
if (src_tiling == I915_TILING_Y)
tiling_bits |= MS3_TILE_WALK;
if (use_fence) {
tiling_bits = MS3_USE_FENCE_REGS;
} else {
tiling_bits = 0;
if (src_tiling != I915_TILING_NONE)
tiling_bits = MS3_TILED_SURFACE;
if (src_tiling == I915_TILING_Y)
tiling_bits |= MS3_TILE_WALK;
}
#define TEX_COUNT 1
*b++ = (_3DSTATE_MAP_STATE | (3 * TEX_COUNT));
@ -225,11 +230,15 @@ render_copy(int fd,
*b++ = (0x00000000);
/* render target state */
tiling_bits = 0;
if (dst_tiling != I915_TILING_NONE)
tiling_bits = BUF_3D_TILED_SURFACE;
if (dst_tiling == I915_TILING_Y)
tiling_bits |= BUF_3D_TILE_WALK_Y;
if (use_fence) {
tiling_bits = BUF_3D_USE_FENCE;
} else {
tiling_bits = 0;
if (dst_tiling != I915_TILING_NONE)
tiling_bits = BUF_3D_TILED_SURFACE;
if (dst_tiling == I915_TILING_Y)
tiling_bits |= BUF_3D_TILE_WALK_Y;
}
*b++ = (_3DSTATE_BUF_INFO_CMD);
*b++ = (BUF_3D_ID_COLOR_BACK | tiling_bits | WIDTH*4);
*b = fill_reloc(r++, b-batch, dst,
@ -311,12 +320,16 @@ render_copy(int fd,
assert(r-reloc == 2);
tiling_bits = 0;
if (use_fence)
tiling_bits = EXEC_OBJECT_NEEDS_FENCE;
obj[0].handle = dst;
obj[0].relocation_count = 0;
obj[0].relocs_ptr = 0;
obj[0].alignment = 0;
obj[0].offset = 0;
obj[0].flags = 0;
obj[0].flags = tiling_bits;
obj[0].rsvd1 = 0;
obj[0].rsvd2 = 0;
@ -325,7 +338,7 @@ render_copy(int fd,
obj[1].relocs_ptr = 0;
obj[1].alignment = 0;
obj[1].offset = 0;
obj[1].flags = 0;
obj[1].flags = tiling_bits;
obj[1].rsvd1 = 0;
obj[1].rsvd2 = 0;
@ -434,6 +447,19 @@ static void blt_copy(int fd, uint32_t dst, uint32_t src)
gem_close(fd, handle);
}
static void
copy(int fd,
uint32_t dst, int dst_tiling,
uint32_t src, int src_tiling)
{
switch (random() % 3) {
case 0: render_copy(fd, dst, dst_tiling, src, src_tiling, 0); break;
case 1: render_copy(fd, dst, dst_tiling, src, src_tiling, 1); break;
case 2: blt_copy(fd, dst, src); break;
}
}
static void *gem_mmap(int fd, uint32_t handle, int size, int prot)
{
struct drm_i915_gem_mmap_gtt mmap_arg;
@ -543,10 +569,7 @@ int main(int argc, char **argv)
int src = i % count;
int dst = (i + 1) % count;
if (random() & 1)
render_copy(fd, handle[dst], tiling[dst], handle[src], tiling[src]);
else
blt_copy(fd, handle[dst], handle[src]);
copy(fd, handle[dst], tiling[dst], handle[src], tiling[src]);
start_val[dst] = start_val[src];
}
printf("verifying..."); fflush(stdout);
@ -559,10 +582,7 @@ int main(int argc, char **argv)
int src = (i + 1) % count;
int dst = i % count;
if (random() & 1)
render_copy(fd, handle[dst], tiling[dst], handle[src], tiling[src]);
else
blt_copy(fd, handle[dst], handle[src]);
copy(fd, handle[dst], tiling[dst], handle[src], tiling[src]);
start_val[dst] = start_val[src];
}
printf("verifying..."); fflush(stdout);
@ -578,10 +598,7 @@ int main(int argc, char **argv)
while (src == dst)
dst = random() % count;
if (random() & 1)
render_copy(fd, handle[dst], tiling[dst], handle[src], tiling[src]);
else
blt_copy(fd, handle[dst], handle[src]);
copy(fd, handle[dst], tiling[dst], handle[src], tiling[src]);
start_val[dst] = start_val[src];
}
printf("verifying..."); fflush(stdout);