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igt/gem_concurrent_blit: Use the preallocated dummy bo for temporary copies

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Use the existing allocation, saves having to make fresh allocations in
the innermost loop - trimming code and potential failure paths.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2014-08-31 16:14:40 +01:00
parent d6af0043bd
commit c12f292b1d
1 changed files with 19 additions and 30 deletions
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49
tests/gem_concurrent_blit.c
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@ -77,26 +77,17 @@ prw_set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
}
static void
prw_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
prw_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height, drm_intel_bo *tmp)
{
int size = width * height, i;
uint32_t *tmp;
uint32_t *vaddr;
tmp = malloc(4*size);
if (tmp) {
memset(tmp, 0, 4*size);
do_or_die(drm_intel_bo_get_subdata(bo, 0, 4*size, tmp));
for (i = 0; i < size; i++)
igt_assert_eq_u32(tmp[i], val);
free(tmp);
} else {
uint32_t t;
for (i = 0; i < size; i++) {
t = 0;
do_or_die(drm_intel_bo_get_subdata(bo, 4*i, 4, &t));
igt_assert_eq_u32(t, val);
}
}
do_or_die(drm_intel_bo_map(tmp, true));
do_or_die(drm_intel_bo_get_subdata(bo, 0, 4*size, tmp->virtual));
vaddr = tmp->virtual;
for (i = 0; i < size; i++)
igt_assert_eq_u32(vaddr[i], val);
drm_intel_bo_unmap(tmp);
}
static drm_intel_bo *
@ -123,7 +114,7 @@ gtt_set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
}
static void
gtt_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
gtt_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height, drm_intel_bo *tmp)
{
int size = width * height;
uint32_t *vaddr;
@ -195,7 +186,7 @@ cpu_set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
}
static void
cpu_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
cpu_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height, drm_intel_bo *tmp)
{
int size = width * height;
uint32_t *vaddr;
@ -268,24 +259,22 @@ gpu_set_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
gem_pwrite.offset = 0;
gem_pwrite.size = execbuf.batch_len;
gem_pwrite.data_ptr = (uintptr_t)buf;
if (drmIoctl(fd, DRM_IOCTL_I915_GEM_PWRITE, &gem_pwrite) == 0)
drmIoctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, &execbuf);
do_or_die(drmIoctl(fd, DRM_IOCTL_I915_GEM_PWRITE, &gem_pwrite));
do_or_die(drmIoctl(fd, DRM_IOCTL_I915_GEM_EXECBUFFER2, &execbuf));
drmIoctl(fd, DRM_IOCTL_GEM_CLOSE, &create.handle);
}
static void
gpu_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height)
gpu_cmp_bo(drm_intel_bo *bo, uint32_t val, int width, int height, drm_intel_bo *tmp)
{
dri_bo *tmp = drm_intel_bo_alloc(bo->bufmgr, "tmp", 4*width*height, 0);
intel_copy_bo(batch, tmp, bo, width*height*4);
cpu_cmp_bo(tmp, val, width, height);
drm_intel_bo_unreference(tmp);
cpu_cmp_bo(tmp, val, width, height, NULL);
}
struct access_mode {
void (*set_bo)(drm_intel_bo *bo, uint32_t val, int w, int h);
void (*cmp_bo)(drm_intel_bo *bo, uint32_t val, int w, int h);
void (*cmp_bo)(drm_intel_bo *bo, uint32_t val, int w, int h, drm_intel_bo *tmp);
drm_intel_bo *(*create_bo)(drm_intel_bufmgr *bufmgr, int width, int height);
const char *name;
};
@ -355,14 +344,14 @@ static void do_overwrite_source(struct access_mode *mode,
gem_quiescent_gpu(fd);
for (i = 0; i < num_buffers; i++) {
mode->set_bo(src[i], i, width, height);
mode->set_bo(dst[i], i, width, height);
mode->set_bo(dst[i], ~i, width, height);
}
for (i = 0; i < num_buffers; i++)
do_copy_func(dst[i], src[i]);
for (i = num_buffers; i--; )
mode->set_bo(src[i], 0xdeadbeef, width, height);
for (i = 0; i < num_buffers; i++)
mode->cmp_bo(dst[i], i, width, height);
mode->cmp_bo(dst[i], i, width, height, dummy);
}
static void do_early_read(struct access_mode *mode,
@ -378,7 +367,7 @@ static void do_early_read(struct access_mode *mode,
for (i = 0; i < num_buffers; i++)
do_copy_func(dst[i], src[i]);
for (i = num_buffers; i--; )
mode->cmp_bo(dst[i], 0xdeadbeef, width, height);
mode->cmp_bo(dst[i], 0xdeadbeef, width, height, dummy);
}
static void do_gpu_read_after_write(struct access_mode *mode,
@ -396,7 +385,7 @@ static void do_gpu_read_after_write(struct access_mode *mode,
for (i = num_buffers; i--; )
do_copy_func(dummy, dst[i]);
for (i = num_buffers; i--; )
mode->cmp_bo(dst[i], 0xabcdabcd, width, height);
mode->cmp_bo(dst[i], 0xabcdabcd, width, height, dummy);
}
typedef void (*do_test)(struct access_mode *mode,