diff options
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem_submit.c | 11 | ||||
| -rw-r--r-- | include/uapi/drm/msm_drm.h | 4 |
3 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 8b0b0ac74a6f..c86af9ccb7f4 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -45,9 +45,10 @@ * - 1.7.0 - Add MSM_PARAM_SUSPENDS to access suspend count * - 1.8.0 - Add MSM_BO_CACHED_COHERENT for supported GPUs (a6xx) * - 1.9.0 - Add MSM_SUBMIT_FENCE_SN_IN + * - 1.10.0 - Add MSM_SUBMIT_BO_NO_IMPLICIT */ #define MSM_VERSION_MAJOR 1 -#define MSM_VERSION_MINOR 9 +#define MSM_VERSION_MINOR 10 #define MSM_VERSION_PATCHLEVEL 0 static const struct drm_mode_config_funcs mode_config_funcs = { diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c index 73a2ca122c57..1af7e7c613a6 100644 --- a/drivers/gpu/drm/msm/msm_gem_submit.c +++ b/drivers/gpu/drm/msm/msm_gem_submit.c @@ -334,9 +334,20 @@ static int submit_fence_sync(struct msm_gem_submit *submit, bool no_implicit) if (ret) return ret; + /* If userspace has determined that explicit fencing is + * used, it can disable implicit sync on the entire + * submit: + */ if (no_implicit) continue; + /* Otherwise userspace can ask for implicit sync to be + * disabled on specific buffers. This is useful for internal + * usermode driver managed buffers, suballocation, etc. + */ + if (submit->bos[i].flags & MSM_SUBMIT_BO_NO_IMPLICIT) + continue; + ret = drm_sched_job_add_implicit_dependencies(&submit->base, obj, write); diff --git a/include/uapi/drm/msm_drm.h b/include/uapi/drm/msm_drm.h index f54b48ef6a2d..329100016e7c 100644 --- a/include/uapi/drm/msm_drm.h +++ b/include/uapi/drm/msm_drm.h @@ -222,10 +222,12 @@ struct drm_msm_gem_submit_cmd { #define MSM_SUBMIT_BO_READ 0x0001 #define MSM_SUBMIT_BO_WRITE 0x0002 #define MSM_SUBMIT_BO_DUMP 0x0004 +#define MSM_SUBMIT_BO_NO_IMPLICIT 0x0008 #define MSM_SUBMIT_BO_FLAGS (MSM_SUBMIT_BO_READ | \ MSM_SUBMIT_BO_WRITE | \ - MSM_SUBMIT_BO_DUMP) + MSM_SUBMIT_BO_DUMP | \ + MSM_SUBMIT_BO_NO_IMPLICIT) struct drm_msm_gem_submit_bo { __u32 flags; /* in, mask of MSM_SUBMIT_BO_x */ |