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tests: run no-op batches on all rings

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This commit is contained in:
Daniel Vetter 2012-12-04 17:13:05 +01:00
parent 796fd58a17
commit d9d9578f3b
1 changed files with 33 additions and 15 deletions
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48
tests/gem_exec_nop.c
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@ -41,8 +41,7 @@
#include "drm.h" #include "drm.h"
#include "i915_drm.h" #include "i915_drm.h"
#include "drmtest.h" #include "drmtest.h"
#include "intel_gpu_tools.h"
#define MI_BATCH_BUFFER_END (0xA<<23)
static double elapsed(const struct timeval *start, static double elapsed(const struct timeval *start,
const struct timeval *end, const struct timeval *end,
@ -51,7 +50,7 @@ static double elapsed(const struct timeval *start,
return (1e6*(end->tv_sec - start->tv_sec) + (end->tv_usec - start->tv_usec))/loop; return (1e6*(end->tv_sec - start->tv_sec) + (end->tv_usec - start->tv_usec))/loop;
} }
static int exec(int fd, uint32_t handle, int loops) static int exec(int fd, uint32_t handle, int loops, unsigned ring_id)
{ {
struct drm_i915_gem_execbuffer2 execbuf; struct drm_i915_gem_execbuffer2 execbuf;
struct drm_i915_gem_exec_object2 gem_exec[1]; struct drm_i915_gem_exec_object2 gem_exec[1];
@ -88,29 +87,48 @@ static int exec(int fd, uint32_t handle, int loops)
return ret; return ret;
} }
int main(int argc, char **argv) static void loop(int fd, uint32_t handle, unsigned ring_id, const char *ring_name)
{ {
uint32_t batch[2] = {MI_BATCH_BUFFER_END};
uint32_t handle;
int count; int count;
int fd;
fd = drm_open_any();
handle = gem_create(fd, 4096);
gem_write(fd, handle, 0, batch, sizeof(batch));
for (count = 1; count <= 1<<17; count <<= 1) { for (count = 1; count <= 1<<17; count <<= 1) {
struct timeval start, end; struct timeval start, end;
gettimeofday(&start, NULL); gettimeofday(&start, NULL);
if (exec(fd, handle, count)) if (exec(fd, handle, count, ring_id))
exit(1); exit(1);
gettimeofday(&end, NULL); gettimeofday(&end, NULL);
printf("Time to exec x %d: %7.3fµs\n", printf("Time to exec x %d: %7.3fµs (ring=%s)\n",
count, elapsed(&start, &end, count)); count, elapsed(&start, &end, count), ring_name);
fflush(stdout); fflush(stdout);
} }
}
int main(int argc, char **argv)
{
uint32_t batch[2] = {MI_BATCH_BUFFER_END};
uint32_t handle;
uint32_t devid;
int fd;
fd = drm_open_any();
devid = intel_get_drm_devid(fd);
handle = gem_create(fd, 4096);
gem_write(fd, handle, 0, batch, sizeof(batch));
if (drmtest_run_subtest("render"))
loop(fd, handle, I915_EXEC_RENDER, "render");
if (drmtest_run_subtest("bsd"))
if (HAS_BSD_RING(devid))
loop(fd, handle, I915_EXEC_BSD, "bsd");
if (drmtest_run_subtest("blt"))
if (HAS_BLT_RING(devid))
loop(fd, handle, I915_EXEC_BLT, "blt");
gem_close(fd, handle); gem_close(fd, handle);
close(fd); close(fd);