From 1a83c0990af469a0559002d4c2e9f99333edc996 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Tue, 9 Oct 2012 22:47:59 +0200 Subject: [PATCH] tests/gem_exec_big: fixups - don't emit a self-modifying batch, the kernel doesn't like those - also change the buffer size, to exercise all corner-cases of the sg_table stuff --- tests/gem_exec_big.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/tests/gem_exec_big.c b/tests/gem_exec_big.c index e192a7b..3005762 100644 --- a/tests/gem_exec_big.c +++ b/tests/gem_exec_big.c @@ -64,7 +64,7 @@ static int exec(int fd, uint32_t handle, uint32_t reloc_ofs) gem_reloc[0].delta = 0; gem_reloc[0].target_handle = handle; gem_reloc[0].read_domains = I915_GEM_DOMAIN_RENDER; - gem_reloc[0].write_domain = I915_GEM_DOMAIN_RENDER; + gem_reloc[0].write_domain = 0; gem_reloc[0].presumed_offset = 0; gem_exec[0].handle = handle; @@ -94,6 +94,7 @@ static int exec(int fd, uint32_t handle, uint32_t reloc_ofs) gem_sync(fd, handle); gem_read(fd, handle, reloc_ofs, &tmp, 4); + assert(tmp == gem_reloc[0].presumed_offset); return ret; @@ -105,15 +106,18 @@ int main(int argc, char **argv) uint32_t handle; int fd; uint32_t reloc_ofs; + unsigned batch_size; fd = drm_open_any(); - handle = gem_create(fd, BATCH_SIZE); - gem_write(fd, handle, 0, batch, sizeof(batch)); + for (batch_size = BATCH_SIZE/4; batch_size <= BATCH_SIZE; batch_size += 4096) { + handle = gem_create(fd, batch_size); + gem_write(fd, handle, 0, batch, sizeof(batch)); - for (reloc_ofs = 4096; reloc_ofs < BATCH_SIZE; reloc_ofs += 4096) - if (exec(fd, handle, reloc_ofs)) - exit(1); + for (reloc_ofs = 4096; reloc_ofs < batch_size; reloc_ofs += 4096) + if (exec(fd, handle, reloc_ofs)) + exit(1); + } gem_close(fd, handle); -- 2.7.4