diff options
Diffstat (limited to 'drivers/media/platform/msm/camera/cam_req_mgr/cam_req_mgr_workq.h')
| -rw-r--r-- | drivers/media/platform/msm/camera/cam_req_mgr/cam_req_mgr_workq.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/media/platform/msm/camera/cam_req_mgr/cam_req_mgr_workq.h b/drivers/media/platform/msm/camera/cam_req_mgr/cam_req_mgr_workq.h index eb3b804f97a9..af76ae467346 100644 --- a/drivers/media/platform/msm/camera/cam_req_mgr/cam_req_mgr_workq.h +++ b/drivers/media/platform/msm/camera/cam_req_mgr/cam_req_mgr_workq.h @@ -1,4 +1,4 @@ -/* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved. +/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -23,6 +23,15 @@ #include "cam_req_mgr_core.h" +/* Flag to create a high priority workq */ +#define CAM_WORKQ_FLAG_HIGH_PRIORITY (1 << 0) + +/* This flag ensures only one task from a given + * workq will execute at any given point on any + * given CPU. + */ +#define CAM_WORKQ_FLAG_SERIAL (1 << 1) + /* Task priorities, lower the number higher the priority*/ enum crm_task_priority { CRM_TASK_PRIORITY_0, @@ -101,11 +110,14 @@ struct cam_req_mgr_core_workq { * @num_task : Num_tasks to be allocated for workq * @workq : Double pointer worker * @in_irq : Set to one if workq might be used in irq context + * @flags : Bitwise OR of Flags for workq behavior. + * e.g. CAM_REQ_MGR_WORKQ_HIGH_PRIORITY | CAM_REQ_MGR_WORKQ_SERIAL * This function will allocate and create workqueue and pass * the workq pointer to caller. */ int cam_req_mgr_workq_create(char *name, int32_t num_tasks, - struct cam_req_mgr_core_workq **workq, enum crm_workq_context in_irq); + struct cam_req_mgr_core_workq **workq, enum crm_workq_context in_irq, + int flags); /** * cam_req_mgr_workq_destroy() |