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/*
* Copyright (C) 2010 Bluecherry, LLC www.bluecherrydvr.com
* Copyright (C) 2010 Ben Collins <bcollins@bluecherry.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __SOLO6010_H
#define __SOLO6010_H
#include <linux/version.h>
#include <linux/pci.h>
#include <linux/i2c.h>
#include <linux/semaphore.h>
#include <linux/mutex.h>
#include <linux/list.h>
#include <linux/delay.h>
#include <linux/wait.h>
#include <asm/io.h>
#include <asm/atomic.h>
#include <linux/videodev2.h>
#include <media/v4l2-dev.h>
#include <media/videobuf-core.h>
#include "solo6010-registers.h"
#ifndef PCI_VENDOR_ID_SOFTLOGIC
#define PCI_VENDOR_ID_SOFTLOGIC 0x9413
#define PCI_DEVICE_ID_SOLO6010 0x6010
#endif
#ifndef PCI_VENDOR_ID_BLUECHERRY
#define PCI_VENDOR_ID_BLUECHERRY 0x1BB3
/* Neugent Softlogic 6010 based cards */
#define PCI_DEVICE_ID_NEUSOLO_4 0x4304
#define PCI_DEVICE_ID_NEUSOLO_9 0x4309
#define PCI_DEVICE_ID_NEUSOLO_16 0x4310
/* Commell Softlogic 6010 based cards */
#define PCI_DEVICE_ID_COMMSOLO_4 0x4E04
#define PCI_DEVICE_ID_COMMSOLO_9 0x4E09
#define PCI_DEVICE_ID_COMMSOLO_16 0x4E10
#endif /* Bluecherry */
#define SOLO6010_NAME "solo6010"
#define SOLO_MAX_CHANNELS 16
/* Make sure these two match */
#define SOLO6010_VERSION "2.0.0"
#define SOLO6010_VER_MAJOR 2
#define SOLO6010_VER_MINOR 0
#define SOLO6010_VER_SUB 0
#define SOLO6010_VER_NUM \
KERNEL_VERSION(SOLO6010_VER_MAJOR, SOLO6010_VER_MINOR, SOLO6010_VER_SUB)
/*
* The SOLO6010 actually has 8 i2c channels, but we only use 2.
* 0 - Techwell chip(s)
* 1 - SAA7128
*/
#define SOLO_I2C_ADAPTERS 2
#define SOLO_I2C_TW 0
#define SOLO_I2C_SAA 1
/* DMA Engine setup */
#define SOLO_NR_P2M 4
#define SOLO_NR_P2M_DESC 256
#define SOLO_P2M_DESC_SIZE (SOLO_NR_P2M_DESC * 16)
/* MPEG and JPEG share the same interrupt and locks so they must be together
* in the same dma channel. */
#define SOLO_P2M_DMA_ID_MP4E 0
#define SOLO_P2M_DMA_ID_JPEG 0
#define SOLO_P2M_DMA_ID_MP4D 1
#define SOLO_P2M_DMA_ID_G723D 1
#define SOLO_P2M_DMA_ID_DISP 2
#define SOLO_P2M_DMA_ID_OSG 2
#define SOLO_P2M_DMA_ID_G723E 3
#define SOLO_P2M_DMA_ID_VIN 3
/* Encoder standard modes */
#define SOLO_ENC_MODE_CIF 2
#define SOLO_ENC_MODE_HD1 1
#define SOLO_ENC_MODE_D1 9
#define SOLO_DEFAULT_GOP 30
#define SOLO_DEFAULT_QP 3
/* There is 8MB memory available for solo to buffer MPEG4 frames.
* This gives us 512 * 16kbyte queues. */
#define SOLO_NR_RING_BUFS 512
#define SOLO_CLOCK_MHZ 108
#ifndef V4L2_BUF_FLAG_MOTION_ON
#define V4L2_BUF_FLAG_MOTION_ON 0x0400
#define V4L2_BUF_FLAG_MOTION_DETECTED 0x0800
#endif
#ifndef V4L2_CID_MOTION_ENABLE
#define PRIVATE_CIDS
#define V4L2_CID_MOTION_ENABLE (V4L2_CID_PRIVATE_BASE+0)
#define V4L2_CID_MOTION_THRESHOLD (V4L2_CID_PRIVATE_BASE+1)
#define V4L2_CID_MOTION_TRACE (V4L2_CID_PRIVATE_BASE+2)
#endif
enum SOLO_I2C_STATE {
IIC_STATE_IDLE,
IIC_STATE_START,
IIC_STATE_READ,
IIC_STATE_WRITE,
IIC_STATE_STOP
};
struct solo_p2m_dev {
struct semaphore sem;
struct completion completion;
int error;
u8 desc[SOLO_P2M_DESC_SIZE];
};
#define OSD_TEXT_MAX 30
enum solo_enc_types {
SOLO_ENC_TYPE_STD,
SOLO_ENC_TYPE_EXT,
};
struct solo_enc_dev {
struct solo6010_dev *solo_dev;
/* V4L2 Items */
struct video_device *vfd;
/* General accounting */
wait_queue_head_t thread_wait;
spinlock_t lock;
atomic_t readers;
u8 ch;
u8 mode, gop, qp, interlaced, interval;
u8 reset_gop;
u8 bw_weight;
u8 motion_detected;
u16 motion_thresh;
u16 width;
u16 height;
char osd_text[OSD_TEXT_MAX + 1];
};
struct solo_enc_buf {
u8 vop;
u8 ch;
enum solo_enc_types type;
u32 off;
u32 size;
u32 jpeg_off;
u32 jpeg_size;
struct timeval ts;
};
/* The SOLO6010 PCI Device */
struct solo6010_dev {
/* General stuff */
struct pci_dev *pdev;
u8 __iomem *reg_base;
int nr_chans;
int nr_ext;
u32 irq_mask;
u32 motion_mask;
spinlock_t reg_io_lock;
/* tw28xx accounting */
u8 tw2865, tw2864, tw2815;
u8 tw28_cnt;
/* i2c related items */
struct i2c_adapter i2c_adap[SOLO_I2C_ADAPTERS];
enum SOLO_I2C_STATE i2c_state;
struct semaphore i2c_sem;
int i2c_id;
wait_queue_head_t i2c_wait;
struct i2c_msg *i2c_msg;
unsigned int i2c_msg_num;
unsigned int i2c_msg_ptr;
/* P2M DMA Engine */
struct solo_p2m_dev p2m_dev[SOLO_NR_P2M];
/* V4L2 Display items */
struct video_device *vfd;
unsigned int erasing;
unsigned int frame_blank;
u8 cur_disp_ch;
wait_queue_head_t disp_thread_wait;
/* V4L2 Encoder items */
struct solo_enc_dev *v4l2_enc[SOLO_MAX_CHANNELS];
u16 enc_bw_remain;
/* IDX into hw mp4 encoder */
u8 enc_idx;
/* Our software ring of enc buf references */
u16 enc_wr_idx;
struct solo_enc_buf enc_buf[SOLO_NR_RING_BUFS];
/* Current video settings */
u32 video_type;
u16 video_hsize, video_vsize;
u16 vout_hstart, vout_vstart;
u16 vin_hstart, vin_vstart;
u8 fps;
/* Audio components */
struct snd_card *snd_card;
struct snd_pcm *snd_pcm;
atomic_t snd_users;
int g723_hw_idx;
};
static inline u32 solo_reg_read(struct solo6010_dev *solo_dev, int reg)
{
unsigned long flags;
u32 ret;
u16 val;
spin_lock_irqsave(&solo_dev->reg_io_lock, flags);
ret = readl(solo_dev->reg_base + reg);
rmb();
pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
rmb();
spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags);
return ret;
}
static inline void solo_reg_write(struct solo6010_dev *solo_dev, int reg,
u32 data)
{
unsigned long flags;
u16 val;
spin_lock_irqsave(&solo_dev->reg_io_lock, flags);
writel(data, solo_dev->reg_base + reg);
wmb();
pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
rmb();
spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags);
}
void solo6010_irq_on(struct solo6010_dev *solo_dev, u32 mask);
void solo6010_irq_off(struct solo6010_dev *solo_dev, u32 mask);
/* Init/exit routeines for subsystems */
int solo_disp_init(struct solo6010_dev *solo_dev);
void solo_disp_exit(struct solo6010_dev *solo_dev);
int solo_gpio_init(struct solo6010_dev *solo_dev);
void solo_gpio_exit(struct solo6010_dev *solo_dev);
int solo_i2c_init(struct solo6010_dev *solo_dev);
void solo_i2c_exit(struct solo6010_dev *solo_dev);
int solo_p2m_init(struct solo6010_dev *solo_dev);
void solo_p2m_exit(struct solo6010_dev *solo_dev);
int solo_v4l2_init(struct solo6010_dev *solo_dev);
void solo_v4l2_exit(struct solo6010_dev *solo_dev);
int solo_enc_init(struct solo6010_dev *solo_dev);
void solo_enc_exit(struct solo6010_dev *solo_dev);
int solo_enc_v4l2_init(struct solo6010_dev *solo_dev);
void solo_enc_v4l2_exit(struct solo6010_dev *solo_dev);
int solo_g723_init(struct solo6010_dev *solo_dev);
void solo_g723_exit(struct solo6010_dev *solo_dev);
/* ISR's */
int solo_i2c_isr(struct solo6010_dev *solo_dev);
void solo_p2m_isr(struct solo6010_dev *solo_dev, int id);
void solo_p2m_error_isr(struct solo6010_dev *solo_dev, u32 status);
void solo_enc_v4l2_isr(struct solo6010_dev *solo_dev);
void solo_g723_isr(struct solo6010_dev *solo_dev);
void solo_motion_isr(struct solo6010_dev *solo_dev);
void solo_video_in_isr(struct solo6010_dev *solo_dev);
/* i2c read/write */
u8 solo_i2c_readbyte(struct solo6010_dev *solo_dev, int id, u8 addr, u8 off);
void solo_i2c_writebyte(struct solo6010_dev *solo_dev, int id, u8 addr, u8 off,
u8 data);
/* P2M DMA */
int solo_p2m_dma_t(struct solo6010_dev *solo_dev, u8 id, int wr,
dma_addr_t dma_addr, u32 ext_addr, u32 size);
int solo_p2m_dma(struct solo6010_dev *solo_dev, u8 id, int wr,
void *sys_addr, u32 ext_addr, u32 size);
/* Set the threshold for motion detection */
void solo_set_motion_threshold(struct solo6010_dev *solo_dev, u8 ch, u16 val);
#define SOLO_DEF_MOT_THRESH 0x0300
/* Write text on OSD */
int solo_osd_print(struct solo_enc_dev *solo_enc);
#endif /* __SOLO6010_H */