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igt: Add a helper function for creating VC4 BOs.

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v2: Use do_ioctl().

Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Daniel Stone <daniels@collabora.com>
This commit is contained in:
Eric Anholt 2016-01-25 13:15:36 -08:00
parent b8badc2436
commit 59f98997ab
3 changed files with 17 additions and 13 deletions
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20
lib/igt_vc4.c
View File

@ -68,9 +68,7 @@ uint32_t igt_vc4_get_cleared_bo(int fd, size_t size, uint32_t clearval)
/* A single row will be a page. */
uint32_t width = 1024;
uint32_t height = size / (width * 4);
struct drm_vc4_create_bo create = {
.size = size,
};
uint32_t handle = igt_vc4_create_bo(fd, size);
struct drm_vc4_submit_cl submit = {
.color_write = {
.hindex = 0,
@ -84,7 +82,7 @@ uint32_t igt_vc4_get_cleared_bo(int fd, size_t size, uint32_t clearval)
.msaa_color_write = { .hindex = ~0 },
.msaa_zs_write = { .hindex = ~0 },
.bo_handles = (uint64_t)(uintptr_t)&create.handle,
.bo_handles = (uint64_t)(uintptr_t)&handle,
.bo_handle_count = 1,
.width = width,
.height = height,
@ -96,10 +94,20 @@ uint32_t igt_vc4_get_cleared_bo(int fd, size_t size, uint32_t clearval)
igt_assert_eq_u32(width * height * 4, size);
do_ioctl(fd, DRM_IOCTL_VC4_CREATE_BO, &create);
do_ioctl(fd, DRM_IOCTL_VC4_SUBMIT_CL, &submit);
return handle;
}
int
igt_vc4_create_bo(int fd, size_t size)
{
struct drm_vc4_create_bo create = {
.size = size,
};
do_ioctl(fd, DRM_IOCTL_VC4_CREATE_BO, &create);
return create.handle;
}

1
lib/igt_vc4.h
View File

@ -25,6 +25,7 @@
#define IGT_VC4_H
uint32_t igt_vc4_get_cleared_bo(int fd, size_t size, uint32_t clearval);
int igt_vc4_create_bo(int fd, size_t size);
void *igt_vc4_mmap_bo(int fd, uint32_t handle, uint32_t size, unsigned prot);
#endif /* IGT_VC4_H */

9
tests/vc4_wait_bo.c
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@ -22,6 +22,7 @@
*/
#include "igt.h"
#include "igt_vc4.h"
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
@ -39,14 +40,8 @@ igt_main
int bo_handle;
igt_fixture {
struct drm_vc4_create_bo create = {
.size = 4096,
};
fd = drm_open_driver(DRIVER_VC4);
do_ioctl(fd, DRM_IOCTL_VC4_CREATE_BO, &create);
bo_handle = create.handle;
bo_handle = igt_vc4_create_bo(fd, 4096);
}
igt_subtest("bad-bo") {