75 lines
1.3 KiB
C
75 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright (C) 2010-2014 Freescale Semiconductor, Inc.
|
|
* Copyright 2019 NXP
|
|
*/
|
|
/*
|
|
* Based on STMP378X PxP driver
|
|
* Copyright 2008-2009 Embedded Alley Solutions, Inc All Rights Reserved.
|
|
*/
|
|
|
|
#ifndef _MXC_PXP_V4L2_H
|
|
#define _MXC_PXP_V4L2_H
|
|
|
|
#include <linux/dmaengine.h>
|
|
#include <linux/pxp_dma.h>
|
|
|
|
struct pxp_buffer {
|
|
/* Must be first! */
|
|
struct videobuf_buffer vb;
|
|
|
|
/* One descriptor per scatterlist (per frame) */
|
|
struct dma_async_tx_descriptor *txd;
|
|
|
|
struct scatterlist sg[3];
|
|
};
|
|
|
|
struct dma_mem {
|
|
void *vaddr;
|
|
dma_addr_t paddr;
|
|
size_t size;
|
|
};
|
|
|
|
struct pxps {
|
|
struct platform_device *pdev;
|
|
|
|
spinlock_t lock;
|
|
struct mutex mutex;
|
|
int users;
|
|
|
|
struct video_device *vdev;
|
|
|
|
struct videobuf_queue s0_vbq;
|
|
struct pxp_buffer *active;
|
|
struct list_head outq;
|
|
struct pxp_channel *pxp_channel[1]; /* We need 1 channel */
|
|
struct pxp_config_data pxp_conf;
|
|
struct dma_mem outbuf;
|
|
|
|
int output;
|
|
|
|
/* Current S0 configuration */
|
|
struct pxp_data_format *s0_fmt;
|
|
|
|
struct fb_info *fbi;
|
|
struct v4l2_framebuffer fb;
|
|
|
|
/* Output overlay support */
|
|
int overlay_state;
|
|
int global_alpha_state;
|
|
u8 global_alpha;
|
|
int s1_chromakey_state;
|
|
u32 s1_chromakey;
|
|
|
|
int fb_blank;
|
|
};
|
|
|
|
struct pxp_data_format {
|
|
char *name;
|
|
unsigned int bpp;
|
|
u32 fourcc;
|
|
enum v4l2_colorspace colorspace;
|
|
};
|
|
|
|
#endif
|