qcom/camss/camss-vfe.h

1 /* SPDX-License-Identifier: GPL-2.0 */
3  * camss-vfe.h
5  * Qualcomm MSM Camera Subsystem - VFE (Video Front End) Module
7  * Copyright (c) 2013-2015, The Linux Foundation. All rights reserved.
8  * Copyright (C) 2015-2018 Linaro Ltd.
15 #include <media/media-entity.h>
16 #include <media/v4l2-device.h>
17 #include <media/v4l2-subdev.h>
19 #include "camss-video.h"
20 #include "camss-vfe-gen1.h"
31 /* Frame drop value. VAL + UPDATES - 1 should not exceed 31 */
35 	((const struct vfe_line (*)[]) &(ptr_line)[-(ptr_line)->id])
51 	VFE_LINE_NONE = -1,
184  * vfe_buf_add_pending - Add output buffer to list of pending
195  * vfe_isr_comp_done - Process composite image done interrupt
207  * vfe_reset - Trigger reset on VFE module and wait to complete
210  * Return 0 on success or a negative error code otherwise
215  * vfe_disable - Disable streaming on VFE line
218  * Return 0 on success or a negative error code otherwise
223  * vfe_pm_domain_off - Disable power domains specific to this VFE.
229  * vfe_pm_domain_on - Enable power domains specific to this VFE.
252  * vfe_is_lite - Return if VFE is VFE lite.
257  * Return whether VFE is VFE lite
262  * vfe_hw_version - Process write master done interrupt
269  * vfe_enable - Enable streaming on VFE line
272  * Return 0 on success or a negative error code otherwise
277  * vfe_buf_done - Process write master done interrupt
284  * vfe_get_output_v2 - Get vfe output line
287  * Return 0 on success or a negative error code otherwise
292  * vfe_enable_output_v2 - Enable vfe output line
295  * Return 0 on success or a negative error code otherwise
300  * vfe_queue_buffer_v2 - Add empty buffer
304  * Add an empty buffer - depending on the current number of buffers it will be
307  * Return 0 on success or a negative error code otherwise