diff options
| -rw-r--r-- | linux-core/drm_bo.c | 48 | ||||
| -rw-r--r-- | linux-core/drm_fence.c | 4 | ||||
| -rw-r--r-- | shared-core/drm.h | 6 |
3 files changed, 47 insertions, 11 deletions
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index 7f50bacf..1f0bbba5 100644 --- a/linux-core/drm_bo.c +++ b/linux-core/drm_bo.c @@ -299,7 +299,8 @@ int drm_fence_buffer_objects(drm_file_t * priv, * Wait until the buffer is idle. */ -static int drm_bo_wait(drm_buffer_object_t * bo, int lazy, int no_wait) +static int drm_bo_wait(drm_buffer_object_t * bo, int lazy, int ignore_signals, + int no_wait) { drm_fence_object_t *fence = bo->fence; @@ -317,7 +318,7 @@ static int drm_bo_wait(drm_buffer_object_t * bo, int lazy, int no_wait) return -EBUSY; ret = - drm_fence_object_wait(dev, fence, lazy, !lazy, + drm_fence_object_wait(dev, fence, lazy, ignore_signals, bo->fence_flags); if (ret) return ret; @@ -351,7 +352,7 @@ static int drm_bo_evict(drm_buffer_object_t * bo, int tt, int no_wait) if (!tt && !bo->vram) goto out; - ret = drm_bo_wait(bo, 0, no_wait); + ret = drm_bo_wait(bo, 0, 0, no_wait); if (ret) goto out; @@ -805,7 +806,7 @@ static int drm_buffer_object_map(drm_file_t * priv, uint32_t handle, while (1) { if (atomic_inc_and_test(&bo->mapped)) { - ret = drm_bo_wait(bo, 0, no_wait); + ret = drm_bo_wait(bo, 0, 0, no_wait); if (ret) { atomic_dec(&bo->mapped); goto out; @@ -926,7 +927,7 @@ static int drm_bo_move_buffer(drm_buffer_object_t * bo, uint32_t new_flags, * Wait for outstanding fences. */ - ret = drm_bo_wait(bo, 0, no_wait); + ret = drm_bo_wait(bo, 0, 0, no_wait); if (ret == -EINTR) return -EAGAIN; @@ -1073,6 +1074,34 @@ static int drm_bo_handle_info(drm_file_t * priv, uint32_t handle, (void)drm_bo_busy(bo); drm_bo_fill_rep_arg(bo, rep); mutex_unlock(&bo->mutex); + drm_bo_usage_deref_unlocked(bo->dev, bo); + return 0; +} + +static int drm_bo_handle_wait(drm_file_t * priv, uint32_t handle, + uint32_t hint, drm_bo_arg_reply_t * rep) +{ + drm_buffer_object_t *bo; + int no_wait = hint & DRM_BO_HINT_DONT_BLOCK; + int ret; + + bo = drm_lookup_buffer_object(priv, handle, 1); + if (!bo) { + return -EINVAL; + } + mutex_lock(&bo->mutex); + ret = drm_bo_wait_unfenced(bo, no_wait, 0); + if (ret) + goto out; + ret = drm_bo_wait(bo, hint & DRM_BO_HINT_WAIT_LAZY, + 0, no_wait); + if (ret) + goto out; + + drm_bo_fill_rep_arg(bo, rep); +out: + mutex_unlock(&bo->mutex); + drm_bo_usage_deref_unlocked(bo->dev, bo); return 0; } @@ -1348,6 +1377,13 @@ int drm_bo_ioctl(DRM_IOCTL_ARGS) case drm_bo_info: rep.ret = drm_bo_handle_info(priv, req->handle, &rep); break; + case drm_bo_wait_idle: + rep.ret = drm_bo_handle_wait(priv, req->handle, + req->hint, &rep); + break; + case drm_bo_ref_fence: + rep.ret = -EINVAL; + DRM_ERROR("Function is not implemented yet.\n"); default: rep.ret = -EINVAL; } @@ -1386,7 +1422,7 @@ static void drm_bo_force_clean(drm_device_t * dev) if (nice_mode) { unsigned long _end = jiffies + 3 * DRM_HZ; do { - ret = drm_bo_wait(entry, 0, 0); + ret = drm_bo_wait(entry, 0, 1, 0); } while ((ret == -EINTR) && !time_after_eq(jiffies, _end)); } else { diff --git a/linux-core/drm_fence.c b/linux-core/drm_fence.c index 622cad10..1deeaaa5 100644 --- a/linux-core/drm_fence.c +++ b/linux-core/drm_fence.c @@ -567,9 +567,7 @@ int drm_fence_ioctl(DRM_IOCTL_ARGS) ret = drm_fence_object_wait(dev, fence, arg.flags & DRM_FENCE_FLAG_WAIT_LAZY, - arg. - flags & - DRM_FENCE_FLAG_WAIT_IGNORE_SIGNALS, + 0, arg.type); break; case drm_fence_emit: diff --git a/shared-core/drm.h b/shared-core/drm.h index a7d778ce..1a43e0af 100644 --- a/shared-core/drm.h +++ b/shared-core/drm.h @@ -726,7 +726,7 @@ typedef struct drm_ttm_arg { #define DRM_BO_HINT_DONT_BLOCK 0x00000002 /* Don't place this buffer on the unfenced list.*/ #define DRM_BO_HINT_DONT_FENCE 0x00000004 - +#define DRM_BO_HINT_WAIT_LAZY 0x00000008 @@ -759,7 +759,9 @@ typedef struct drm_bo_arg_request { drm_bo_destroy, drm_bo_reference, drm_bo_unreference, - drm_bo_info + drm_bo_info, + drm_bo_wait_idle, + drm_bo_ref_fence } op; } drm_bo_arg_request_t; |