cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ispccp2.h (1913B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * ispccp2.h
      4 *
      5 * TI OMAP3 ISP - CCP2 module
      6 *
      7 * Copyright (C) 2010 Nokia Corporation
      8 * Copyright (C) 2010 Texas Instruments, Inc.
      9 *
     10 * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
     11 *	     Sakari Ailus <sakari.ailus@iki.fi>
     12 */
     13
     14#ifndef OMAP3_ISP_CCP2_H
     15#define OMAP3_ISP_CCP2_H
     16
     17#include <linux/videodev2.h>
     18
     19struct isp_device;
     20struct isp_csiphy;
     21
     22/* Sink and source ccp2 pads */
     23#define CCP2_PAD_SINK			0
     24#define CCP2_PAD_SOURCE			1
     25#define CCP2_PADS_NUM			2
     26
     27/* CCP2 input media entity */
     28enum ccp2_input_entity {
     29	CCP2_INPUT_NONE,
     30	CCP2_INPUT_SENSOR,
     31	CCP2_INPUT_MEMORY,
     32};
     33
     34/* CCP2 output media entity */
     35enum ccp2_output_entity {
     36	CCP2_OUTPUT_NONE,
     37	CCP2_OUTPUT_CCDC,
     38	CCP2_OUTPUT_MEMORY,
     39};
     40
     41
     42/* Logical channel configuration */
     43struct isp_interface_lcx_config {
     44	int crc;
     45	u32 data_start;
     46	u32 data_size;
     47	u32 format;
     48};
     49
     50/* Memory channel configuration */
     51struct isp_interface_mem_config {
     52	u32 dst_port;
     53	u32 vsize_count;
     54	u32 hsize_count;
     55	u32 src_ofst;
     56	u32 dst_ofst;
     57};
     58
     59/* CCP2 device */
     60struct isp_ccp2_device {
     61	struct v4l2_subdev subdev;
     62	struct v4l2_mbus_framefmt formats[CCP2_PADS_NUM];
     63	struct media_pad pads[CCP2_PADS_NUM];
     64
     65	enum ccp2_input_entity input;
     66	enum ccp2_output_entity output;
     67	struct isp_interface_lcx_config if_cfg;
     68	struct isp_interface_mem_config mem_cfg;
     69	struct isp_video video_in;
     70	struct isp_csiphy *phy;
     71	struct regulator *vdds_csib;
     72	enum isp_pipeline_stream_state state;
     73	wait_queue_head_t wait;
     74	atomic_t stopping;
     75};
     76
     77/* Function declarations */
     78int omap3isp_ccp2_init(struct isp_device *isp);
     79void omap3isp_ccp2_cleanup(struct isp_device *isp);
     80int omap3isp_ccp2_register_entities(struct isp_ccp2_device *ccp2,
     81			struct v4l2_device *vdev);
     82void omap3isp_ccp2_unregister_entities(struct isp_ccp2_device *ccp2);
     83void omap3isp_ccp2_isr(struct isp_ccp2_device *ccp2);
     84
     85#endif	/* OMAP3_ISP_CCP2_H */