diff options
Diffstat (limited to 'drivers/staging/media/solo6x10/solo6x10.h')
| -rw-r--r-- | drivers/staging/media/solo6x10/solo6x10.h | 336 |
1 files changed, 336 insertions, 0 deletions
diff --git a/drivers/staging/media/solo6x10/solo6x10.h b/drivers/staging/media/solo6x10/solo6x10.h new file mode 100644 index 000000000000..abee7213202f --- /dev/null +++ b/drivers/staging/media/solo6x10/solo6x10.h @@ -0,0 +1,336 @@ +/* + * 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 __SOLO6X10_H +#define __SOLO6X10_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/wait.h> +#include <linux/delay.h> +#include <linux/slab.h> +#include <asm/io.h> +#include <linux/atomic.h> +#include <linux/videodev2.h> +#include <media/v4l2-dev.h> +#include <media/videobuf-core.h> +#include "registers.h" + +#ifndef PCI_VENDOR_ID_SOFTLOGIC +#define PCI_VENDOR_ID_SOFTLOGIC 0x9413 +#define PCI_DEVICE_ID_SOLO6010 0x6010 +#define PCI_DEVICE_ID_SOLO6110 0x6110 +#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 +/* Bluecherry Softlogic 6010 based cards */ +#define PCI_DEVICE_ID_BC_SOLO_4 0x4E04 +#define PCI_DEVICE_ID_BC_SOLO_9 0x4E09 +#define PCI_DEVICE_ID_BC_SOLO_16 0x4E10 +/* Bluecherry Softlogic 6110 based cards */ +#define PCI_DEVICE_ID_BC_6110_4 0x5304 +#define PCI_DEVICE_ID_BC_6110_8 0x5308 +#define PCI_DEVICE_ID_BC_6110_16 0x5310 +#endif /* Bluecherry */ + +#define SOLO6X10_NAME "solo6x10" + +#define SOLO_MAX_CHANNELS 16 + +/* Make sure these two match */ +#define SOLO6X10_VERSION "2.1.0" +#define SOLO6X10_VER_MAJOR 2 +#define SOLO6X10_VER_MINOR 0 +#define SOLO6X10_VER_SUB 0 +#define SOLO6X10_VER_NUM \ + KERNEL_VERSION(SOLO6X10_VER_MAJOR, SOLO6X10_VER_MINOR, SOLO6X10_VER_SUB) + +#define FLAGS_6110 1 + +/* + * The SOLO6x10 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 +/* 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 p2m_desc { + u32 ctrl; + u32 ext; + u32 ta; + u32 fa; +}; + +struct solo_p2m_dev { + struct mutex mutex; + struct completion completion; + int error; +}; + +#define OSD_TEXT_MAX 30 + +enum solo_enc_types { + SOLO_ENC_TYPE_STD, + SOLO_ENC_TYPE_EXT, +}; + +struct solo_enc_dev { + struct solo_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 SOLO6x10 PCI Device */ +struct solo_dev { + /* General stuff */ + struct pci_dev *pdev; + u8 __iomem *reg_base; + int nr_chans; + int nr_ext; + u32 flags; + 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 mutex i2c_mutex; + 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 solo_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 solo_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 solo_irq_on(struct solo_dev *solo_dev, u32 mask); +void solo_irq_off(struct solo_dev *solo_dev, u32 mask); + +/* Init/exit routeines for subsystems */ +int solo_disp_init(struct solo_dev *solo_dev); +void solo_disp_exit(struct solo_dev *solo_dev); + +int solo_gpio_init(struct solo_dev *solo_dev); +void solo_gpio_exit(struct solo_dev *solo_dev); + +int solo_i2c_init(struct solo_dev *solo_dev); +void solo_i2c_exit(struct solo_dev *solo_dev); + +int solo_p2m_init(struct solo_dev *solo_dev); +void solo_p2m_exit(struct solo_dev *solo_dev); + +int solo_v4l2_init(struct solo_dev *solo_dev); +void solo_v4l2_exit(struct solo_dev *solo_dev); + +int solo_enc_init(struct solo_dev *solo_dev); +void solo_enc_exit(struct solo_dev *solo_dev); + +int solo_enc_v4l2_init(struct solo_dev *solo_dev); +void solo_enc_v4l2_exit(struct solo_dev *solo_dev); + +int solo_g723_init(struct solo_dev *solo_dev); +void solo_g723_exit(struct solo_dev *solo_dev); + +/* ISR's */ +int solo_i2c_isr(struct solo_dev *solo_dev); +void solo_p2m_isr(struct solo_dev *solo_dev, int id); +void solo_p2m_error_isr(struct solo_dev *solo_dev, u32 status); +void solo_enc_v4l2_isr(struct solo_dev *solo_dev); +void solo_g723_isr(struct solo_dev *solo_dev); +void solo_motion_isr(struct solo_dev *solo_dev); +void solo_video_in_isr(struct solo_dev *solo_dev); + +/* i2c read/write */ +u8 solo_i2c_readbyte(struct solo_dev *solo_dev, int id, u8 addr, u8 off); +void solo_i2c_writebyte(struct solo_dev *solo_dev, int id, u8 addr, u8 off, + u8 data); + +/* P2M DMA */ +int solo_p2m_dma_t(struct solo_dev *solo_dev, u8 id, int wr, + dma_addr_t dma_addr, u32 ext_addr, u32 size); +int solo_p2m_dma(struct solo_dev *solo_dev, u8 id, int wr, + void *sys_addr, u32 ext_addr, u32 size); +int solo_p2m_dma_sg(struct solo_dev *solo_dev, u8 id, + struct p2m_desc *pdesc, int wr, + struct scatterlist *sglist, u32 sg_off, + u32 ext_addr, u32 size); +void solo_p2m_push_desc(struct p2m_desc *desc, int wr, dma_addr_t dma_addr, + u32 ext_addr, u32 size, int repeat, u32 ext_size); +int solo_p2m_dma_desc(struct solo_dev *solo_dev, u8 id, + struct p2m_desc *desc, int desc_count); + +/* Set the threshold for motion detection */ +void solo_set_motion_threshold(struct solo_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 /* __SOLO6X10_H */ |