v7: Adapt to api rename
v8: Tidy up finish_fb_busy (Chris Wilson)
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Signed-off-by: Abdiel Janulgue <abdiel.janulgue@xxxxxxxxxxxxxxx>
---
tests/kms_busy.c | 81 +++++---------------------------------------------------
1 file changed, 6 insertions(+), 75 deletions(-)
diff --git a/tests/kms_busy.c b/tests/kms_busy.c
index b555f99..8a8a3eb 100644
--- a/tests/kms_busy.c
+++ b/tests/kms_busy.c
@@ -78,80 +78,11 @@ static void do_cleanup_display(igt_display_t *dpy)
igt_display_commit2(dpy, dpy->is_atomic ? COMMIT_ATOMIC : COMMIT_LEGACY);
}
-static uint32_t *
-make_fb_busy(igt_display_t *dpy, unsigned ring, const struct igt_fb *fb)
-{
- const int gen = intel_gen(intel_get_drm_devid(dpy->drm_fd));
- struct drm_i915_gem_exec_object2 obj[2];
-#define SCRATCH 0
-#define BATCH 1
- struct drm_i915_gem_relocation_entry reloc[2];
- struct drm_i915_gem_execbuffer2 execbuf;
- uint32_t *batch;
- int i;
-
- memset(&execbuf, 0, sizeof(execbuf));
- execbuf.buffers_ptr = (uintptr_t)obj;
- execbuf.buffer_count = 2;
- execbuf.flags = ring;
-
- memset(obj, 0, sizeof(obj));
- obj[SCRATCH].handle = fb->gem_handle;
-
- obj[BATCH].handle = gem_create(dpy->drm_fd, 4096);
- obj[BATCH].relocs_ptr = (uintptr_t)reloc;
- obj[BATCH].relocation_count = 2;
- memset(reloc, 0, sizeof(reloc));
- reloc[0].target_handle = obj[BATCH].handle; /* recurse */
- reloc[0].presumed_offset = 0;
- reloc[0].offset = sizeof(uint32_t);
- reloc[0].delta = 0;
- reloc[0].read_domains = I915_GEM_DOMAIN_COMMAND;
- reloc[0].write_domain = 0;
-
- batch = gem_mmap__wc(dpy->drm_fd,
- obj[BATCH].handle, 0, 4096, PROT_WRITE);
- gem_set_domain(dpy->drm_fd, obj[BATCH].handle,
- I915_GEM_DOMAIN_GTT, I915_GEM_DOMAIN_GTT);
-
- batch[i = 0] = MI_BATCH_BUFFER_START;
- if (gen >= 8) {
- batch[i] |= 1 << 8 | 1;
- batch[++i] = 0;
- batch[++i] = 0;
- } else if (gen >= 6) {
- batch[i] |= 1 << 8;
- batch[++i] = 0;
- } else {
- batch[i] |= 2 << 6;
- batch[++i] = 0;
- if (gen < 4) {
- batch[i] |= 1;
- reloc[0].delta = 1;
- }
- }
-
- /* dummy write to fb */
- reloc[1].target_handle = obj[SCRATCH].handle;
- reloc[1].presumed_offset = 0;
- reloc[1].offset = 1024;
- reloc[1].delta = 0;
- reloc[1].read_domains = I915_GEM_DOMAIN_RENDER;
- reloc[1].write_domain = I915_GEM_DOMAIN_RENDER;
-
- gem_execbuf(dpy->drm_fd, &execbuf);
- gem_close(dpy->drm_fd, obj[BATCH].handle);
-
- return batch;
-}
-
-static void finish_fb_busy(uint32_t *batch, int msecs)
+static void finish_fb_busy(igt_spin_t *spin, int msecs)
{
struct timespec tv = { 0, msecs * 1000 * 1000 };
nanosleep(&tv, NULL);
- batch[0] = MI_BATCH_BUFFER_END;
- __sync_synchronize();
- munmap(batch, 4096);
+ igt_spin_batch_exit(spin);
}
static void sighandler(int sig)
@@ -165,9 +96,8 @@ static void flip_to_fb(igt_display_t *dpy, int pipe,
struct pollfd pfd = { .fd = dpy->drm_fd, .events = POLLIN };
struct timespec tv = { 1, 0 };
struct drm_event_vblank ev;
- uint32_t *batch;
-
- batch = make_fb_busy(dpy, ring, fb);
+ igt_spin_t *t = igt_spin_batch_new(dpy->drm_fd, -1,
+ ring, fb->gem_handle);
igt_fork(child, 1) {
igt_assert(gem_bo_busy(dpy->drm_fd, fb->gem_handle));
do_or_die(drmModePageFlip(dpy->drm_fd,
@@ -179,7 +109,8 @@ static void flip_to_fb(igt_display_t *dpy, int pipe,
}
igt_assert_f(nanosleep(&tv, NULL) == -1,
"flip to %s blocked waiting for busy fb", name);
- finish_fb_busy(batch, 2*TIMEOUT);
+ finish_fb_busy(t, 2*TIMEOUT);
+ igt_spin_batch_free(dpy->drm_fd, t);
igt_waitchildren();
igt_assert(read(dpy->drm_fd, &ev, sizeof(ev)) == sizeof(ev));
igt_assert(poll(&pfd, 1, 0) == 0);
--
2.7.4
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