On Wed, 2020-01-22 at 15:16 -0800, Juston Li wrote:
> From: Daniel Stone <daniels@xxxxxxxxxxxxx>
>
> Mirroring addfb2, add tests for the new ioctl which will return us
> information about framebuffers containing multiple buffers, as well
> as
> modifiers.
>
> Changes since v4:
> - Remove unnecessary bo creation for getfb2-handle-closed subtest
>
> Changes since v3:
> - Add subtests to ensure handles aren't returned for non-root and
> non-master callers
>
> Changes since v1:
> - Add test that uses getfb2 output to call addfb2 as suggested by
> Ville
>
> Signed-off-by: Daniel Stone <daniels@xxxxxxxxxxxxx>
> Signed-off-by: Juston Li <juston.li@xxxxxxxxx>
> Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> tests/kms_getfb.c | 156
> ++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 156 insertions(+)
>
> diff --git a/tests/kms_getfb.c b/tests/kms_getfb.c
> index 292679ad3eb9..e046a43a1555 100644
> --- a/tests/kms_getfb.c
> +++ b/tests/kms_getfb.c
> @@ -40,6 +40,8 @@
> #include "drm.h"
> #include "drm_fourcc.h"
>
> +#include "igt_device.h"
> +
> static bool has_getfb_iface(int fd)
> {
> struct drm_mode_fb_cmd arg = { };
> @@ -252,6 +254,154 @@ static void test_duplicate_handles(int fd)
> }
> }
>
> +static void test_getfb2(int fd)
> +{
> + struct drm_mode_fb_cmd2 add_basic = {};
> +
> + igt_fixture {
> + struct drm_mode_fb_cmd2 get = {};
> +
> + add_basic.width = 1024;
> + add_basic.height = 1024;
> + add_basic.pixel_format = DRM_FORMAT_XRGB8888;
> + add_basic.pitches[0] = 1024*4;
> + add_basic.handles[0] =
> igt_create_bo_with_dimensions(fd, 1024, 1024,
> + DRM_FORMAT_XRGB8888, 0, 0, NULL, NULL, NULL);
> + igt_assert(add_basic.handles[0]);
> + do_ioctl(fd, DRM_IOCTL_MODE_ADDFB2, &add_basic);
> +
> + get.fb_id = add_basic.fb_id;
> + do_ioctl(fd, DRM_IOCTL_MODE_GETFB2, &get);
> + igt_assert_neq_u32(get.handles[0], 0);
> + gem_close(fd, get.handles[0]);
> + }
> +
> + igt_subtest("getfb2-handle-zero") {
> + struct drm_mode_fb_cmd2 get = {};
> + do_ioctl_err(fd, DRM_IOCTL_MODE_GETFB2, &get, ENOENT);
> + }
> +
> + igt_subtest("getfb2-handle-closed") {
> + struct drm_mode_fb_cmd2 add = add_basic;
> + struct drm_mode_fb_cmd2 get = { };
> +
> + do_ioctl(fd, DRM_IOCTL_MODE_ADDFB2, &add);
> + do_ioctl(fd, DRM_IOCTL_MODE_RMFB, &add.fb_id);
> +
> + get.fb_id = add.fb_id;
> + do_ioctl_err(fd, DRM_IOCTL_MODE_GETFB2, &get, ENOENT);
> + }
> +
> + igt_subtest("getfb2-handle-not-fb") {
> + struct drm_mode_fb_cmd2 get = { .fb_id =
> get_any_prop_id(fd) };
> + igt_require(get.fb_id > 0);
> + do_ioctl_err(fd, DRM_IOCTL_MODE_GETFB2, &get, ENOENT);
> + }
> +
> + igt_subtest("getfb2-accept-ccs") {
> + struct drm_mode_fb_cmd2 add_ccs = { };
> + struct drm_mode_fb_cmd2 get = { };
> + int i;
> +
> + get_ccs_fb(fd, &add_ccs);
> + igt_require(add_ccs.fb_id != 0);
> + get.fb_id = add_ccs.fb_id;
> + do_ioctl(fd, DRM_IOCTL_MODE_GETFB2, &get);
> +
> + igt_assert_eq_u32(get.width, add_ccs.width);
> + igt_assert_eq_u32(get.height, add_ccs.height);
> + igt_assert(get.flags & DRM_MODE_FB_MODIFIERS);
> +
> + for (i = 0; i < ARRAY_SIZE(get.handles); i++) {
> + igt_assert_eq_u32(get.pitches[i],
> add_ccs.pitches[i]);
> + igt_assert_eq_u32(get.offsets[i],
> add_ccs.offsets[i]);
> + if (add_ccs.handles[i] != 0) {
> + igt_assert_neq_u32(get.handles[i], 0);
> + igt_assert_neq_u32(get.handles[i],
> + add_ccs.handles[i]);
> + igt_assert_eq_u64(get.modifier[i],
> + add_ccs.modifier[i]);
> + } else {
> + igt_assert_eq_u32(get.handles[i], 0);
> + igt_assert_eq_u64(get.modifier[i], 0);
> + }
> + }
> + igt_assert_eq_u32(get.handles[0], get.handles[1]);
> +
> + do_ioctl(fd, DRM_IOCTL_MODE_RMFB, &get.fb_id);
> + gem_close(fd, add_ccs.handles[0]);
> + gem_close(fd, get.handles[0]);
> + }
> +
> + igt_subtest("getfb2-into-addfb2") {
> + struct drm_mode_fb_cmd2 cmd = { };
> +
> + cmd.fb_id = add_basic.fb_id;
> + do_ioctl(fd, DRM_IOCTL_MODE_GETFB2, &cmd);
> + do_ioctl(fd, DRM_IOCTL_MODE_ADDFB2, &cmd);
> +
> + do_ioctl(fd, DRM_IOCTL_MODE_RMFB, &cmd.fb_id);
> + gem_close(fd, cmd.handles[0]);
> + }
> +
> + igt_fixture {
> + do_ioctl(fd, DRM_IOCTL_MODE_RMFB, &add_basic.fb_id);
> + gem_close(fd, add_basic.handles[0]);
> + }
> +}
> +
> +static void test_handle_protection(void) {
> + int non_master_fd;
> + struct drm_mode_fb_cmd2 non_master_add = {};
> +
> + igt_fixture {
> + non_master_fd = drm_open_driver(DRIVER_ANY);
> +
> + non_master_add.width = 1024;
> + non_master_add.height = 1024;
> + non_master_add.pixel_format = DRM_FORMAT_XRGB8888;
> + non_master_add.pitches[0] = 1024*4;
> + non_master_add.handles[0] =
> igt_create_bo_with_dimensions(non_master_fd, 1024, 1024,
> + DRM_FORMAT_XRGB8888, 0, 0, NULL, NULL, NULL);
> + igt_require(non_master_add.handles[0] != 0);
> + do_ioctl(non_master_fd, DRM_IOCTL_MODE_ADDFB2,
> &non_master_add);
> + }
> +
> + igt_subtest("getfb-handle-protection") {
> + struct drm_mode_fb_cmd get = { .fb_id =
> non_master_add.fb_id};
> +
> + igt_fork(child, 1) {
> + igt_drop_root();
> +
> + do_ioctl(non_master_fd, DRM_IOCTL_MODE_GETFB,
> &get);
> + /* ioctl succeeds but handle should be 0 */
> + igt_assert_eq_u32(get.handle, 0);
> + }
> + igt_waitchildren();
> + }
> +
> + igt_subtest("getfb2-handle-protection") {
> + struct drm_mode_fb_cmd2 get = { .fb_id =
> non_master_add.fb_id};
> + int i;
> +
> + igt_fork(child, 1) {
> + igt_drop_root();
> +
> + do_ioctl(non_master_fd, DRM_IOCTL_MODE_GETFB2,
> &get);
> + /* ioctl succeeds but handles should be 0 */
> + for (i = 0; i < ARRAY_SIZE(get.handles); i++) {
> + igt_assert_eq_u32(get.handles[i], 0);
> + }
> + }
> + igt_waitchildren();
> + }
> +
> + igt_fixture {
> + do_ioctl(non_master_fd, DRM_IOCTL_MODE_RMFB,
> &non_master_add.fb_id);
> + gem_close(non_master_fd, non_master_add.handles[0]);
> + }
> +}
> +
> igt_main
> {
> int fd;
> @@ -267,6 +417,12 @@ igt_main
> igt_subtest_group
> test_duplicate_handles(fd);
>
> + igt_subtest_group
> + test_getfb2(fd);
> +
> + igt_subtest_group
> + test_handle_protection();
> +
> igt_fixture
> close(fd);
> }
Friendly bump. Can this be merged now?
getfb2 has been merged into drm-misc:
https://cgit.freedesktop.org/drm/drm-misc/commit/?id=455e00f1412fe51fa7bd21ad6fe0015b163fa9e5
Thanks
Juston
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