diff options
author | Boris Brezillon <boris.brezillon@free-electrons.com> | 2018-02-07 10:09:09 +0100 |
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committer | Eric Anholt <eric@anholt.net> | 2018-02-22 15:35:39 -0800 |
commit | 7c64d57a280ca0db0fa319a9a6018c25e7c7b587 (patch) | |
tree | 31dd272964afbe815821c00317098c0c0c9bb923 /lib | |
parent | 6830a0512f31bab4f951b8618b6ea3cba9300c93 (diff) |
igt: Add igt_vc4_get_param() helper
v2: Rebase on get/set_tiling helpers (by anholt).
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'lib')
-rw-r--r-- | lib/igt_vc4.c | 15 | ||||
-rw-r--r-- | lib/igt_vc4.h | 1 |
2 files changed, 16 insertions, 0 deletions
diff --git a/lib/igt_vc4.c b/lib/igt_vc4.c index 238bf26b..16dfe67a 100644 --- a/lib/igt_vc4.c +++ b/lib/igt_vc4.c @@ -150,6 +150,21 @@ uint64_t igt_vc4_get_tiling(int fd, uint32_t handle) return get.modifier; } +int igt_vc4_get_param(int fd, uint32_t param, uint64_t *val) +{ + struct drm_vc4_get_param arg = { + .param = param, + }; + int ret; + + ret = igt_ioctl(fd, DRM_IOCTL_VC4_GET_PARAM, &arg); + if (ret) + return ret; + + *val = arg.value; + return 0; +} + bool igt_vc4_purgeable_bo(int fd, int handle, bool purgeable) { struct drm_vc4_gem_madvise arg = { diff --git a/lib/igt_vc4.h b/lib/igt_vc4.h index 2c016b16..ebc8a388 100644 --- a/lib/igt_vc4.h +++ b/lib/igt_vc4.h @@ -27,6 +27,7 @@ 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); +int igt_vc4_get_param(int fd, uint32_t param, uint64_t *val); bool igt_vc4_purgeable_bo(int fd, int handle, bool purgeable); void igt_vc4_set_tiling(int fd, uint32_t handle, uint64_t modifier); |