diff options
Diffstat (limited to 'drivers/accel/amdxdna/amdxdna_ctx.c')
| -rw-r--r-- | drivers/accel/amdxdna/amdxdna_ctx.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/accel/amdxdna/amdxdna_ctx.c b/drivers/accel/amdxdna/amdxdna_ctx.c index d11b1c83d9c3..be073224bd69 100644 --- a/drivers/accel/amdxdna/amdxdna_ctx.c +++ b/drivers/accel/amdxdna/amdxdna_ctx.c @@ -220,6 +220,8 @@ int amdxdna_drm_create_hwctx_ioctl(struct drm_device *dev, void *data, struct dr args->syncobj_handle = hwctx->syncobj_hdl; mutex_unlock(&xdna->dev_lock); + atomic64_set(&hwctx->job_submit_cnt, 0); + atomic64_set(&hwctx->job_free_cnt, 0); XDNA_DBG(xdna, "PID %d create HW context %d, ret %d", client->pid, args->handle, ret); drm_dev_exit(idx); return 0; @@ -494,11 +496,11 @@ static int amdxdna_drm_submit_execbuf(struct amdxdna_client *client, struct amdxdna_drm_exec_cmd *args) { struct amdxdna_dev *xdna = client->xdna; - u32 *arg_bo_hdls; + u32 *arg_bo_hdls = NULL; u32 cmd_bo_hdl; int ret; - if (!args->arg_count || args->arg_count > MAX_ARG_COUNT) { + if (args->arg_count > MAX_ARG_COUNT) { XDNA_ERR(xdna, "Invalid arg bo count %d", args->arg_count); return -EINVAL; } @@ -510,14 +512,16 @@ static int amdxdna_drm_submit_execbuf(struct amdxdna_client *client, } cmd_bo_hdl = (u32)args->cmd_handles; - arg_bo_hdls = kcalloc(args->arg_count, sizeof(u32), GFP_KERNEL); - if (!arg_bo_hdls) - return -ENOMEM; - ret = copy_from_user(arg_bo_hdls, u64_to_user_ptr(args->args), - args->arg_count * sizeof(u32)); - if (ret) { - ret = -EFAULT; - goto free_cmd_bo_hdls; + if (args->arg_count) { + arg_bo_hdls = kcalloc(args->arg_count, sizeof(u32), GFP_KERNEL); + if (!arg_bo_hdls) + return -ENOMEM; + ret = copy_from_user(arg_bo_hdls, u64_to_user_ptr(args->args), + args->arg_count * sizeof(u32)); + if (ret) { + ret = -EFAULT; + goto free_cmd_bo_hdls; + } } ret = amdxdna_cmd_submit(client, cmd_bo_hdl, arg_bo_hdls, |