diff options
Diffstat (limited to 'drivers/media/pci/solo6x10/solo6x10.h')
| -rw-r--r-- | drivers/media/pci/solo6x10/solo6x10.h | 380 |
1 files changed, 380 insertions, 0 deletions
diff --git a/drivers/media/pci/solo6x10/solo6x10.h b/drivers/media/pci/solo6x10/solo6x10.h new file mode 100644 index 000000000..126f6fb7b --- /dev/null +++ b/drivers/media/pci/solo6x10/solo6x10.h @@ -0,0 +1,380 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2010-2013 Bluecherry, LLC <https://www.bluecherrydvr.com> + * + * Original author: + * Ben Collins <bcollins@ubuntu.com> + * + * Additional work by: + * John Brooks <john.brooks@bluecherry.net> + */ + +#ifndef __SOLO6X10_H +#define __SOLO6X10_H + +#include <linux/pci.h> +#include <linux/i2c.h> +#include <linux/mutex.h> +#include <linux/list.h> +#include <linux/wait.h> +#include <linux/stringify.h> +#include <linux/io.h> +#include <linux/atomic.h> +#include <linux/slab.h> +#include <linux/videodev2.h> +#include <linux/gpio/driver.h> + +#include <media/v4l2-dev.h> +#include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> +#include <media/videobuf2-v4l2.h> + +#include "solo6x10-regs.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 */ + +/* Used in pci_device_id, and solo_dev->type */ +#define SOLO_DEV_6010 0 +#define SOLO_DEV_6110 1 + +#define SOLO6X10_NAME "solo6x10" + +#define SOLO_MAX_CHANNELS 16 + +#define SOLO6X10_VERSION "3.0.0" + +/* + * 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 +#define SOLO_P2M_DESC_SIZE (SOLO_NR_P2M_DESC * 16) + +/* Encoder standard modes */ +#define SOLO_ENC_MODE_CIF 2 +#define SOLO_ENC_MODE_HD1 1 +#define SOLO_ENC_MODE_D1 9 + +#define SOLO_DEFAULT_QP 3 + +#define SOLO_CID_CUSTOM_BASE (V4L2_CID_USER_BASE | 0xf000) +#define V4L2_CID_MOTION_TRACE (SOLO_CID_CUSTOM_BASE+2) +#define V4L2_CID_OSD_TEXT (SOLO_CID_CUSTOM_BASE+3) + +/* + * Motion thresholds are in a table of 64x64 samples, with + * each sample representing 16x16 pixels of the source. In + * effect, 44x30 samples are used for NTSC, and 44x36 for PAL. + * The 5th sample on the 10th row is (10*64)+5 = 645. + * + * Internally it is stored as a 45x45 array (45*16 = 720, which is the + * maximum PAL/NTSC width). + */ +#define SOLO_MOTION_SZ (45) + +enum SOLO_I2C_STATE { + IIC_STATE_IDLE, + IIC_STATE_START, + IIC_STATE_READ, + IIC_STATE_WRITE, + IIC_STATE_STOP +}; + +/* Defined in Table 4-16, Page 68-69 of the 6010 Datasheet */ +struct solo_p2m_desc { + u32 ctrl; + u32 cfg; + u32 dma_addr; + u32 ext_addr; +}; + +struct solo_p2m_dev { + struct mutex mutex; + struct completion completion; + int desc_count; + int desc_idx; + struct solo_p2m_desc *descs; + int error; +}; + +#define OSD_TEXT_MAX 44 + +struct solo_vb2_buf { + struct vb2_v4l2_buffer vb; + struct list_head list; +}; + +enum solo_enc_types { + SOLO_ENC_TYPE_STD, + SOLO_ENC_TYPE_EXT, +}; + +struct solo_enc_dev { + struct solo_dev *solo_dev; + /* V4L2 Items */ + struct v4l2_ctrl_handler hdl; + struct v4l2_ctrl *md_thresholds; + struct video_device *vfd; + /* General accounting */ + struct mutex lock; + spinlock_t motion_lock; + u8 ch; + u8 mode, gop, qp, interlaced, interval; + u8 bw_weight; + u16 motion_thresh; + bool motion_global; + bool motion_enabled; + u16 width; + u16 height; + + /* OSD buffers */ + char osd_text[OSD_TEXT_MAX + 1]; + u8 osd_buf[SOLO_EOSD_EXT_SIZE_MAX] + __aligned(4); + + /* VOP stuff */ + u8 vop[64]; + int vop_len; + u8 jpeg_header[1024]; + int jpeg_len; + + u32 fmt; + enum solo_enc_types type; + u32 sequence; + struct vb2_queue vidq; + struct list_head vidq_active; + int desc_count; + int desc_nelts; + struct solo_p2m_desc *desc_items; + dma_addr_t desc_dma; + spinlock_t av_lock; +}; + +/* The SOLO6x10 PCI Device */ +struct solo_dev { + /* General stuff */ + struct pci_dev *pdev; + int type; + unsigned int time_sync; + unsigned int usec_lsb; + unsigned int clock_mhz; + u8 __iomem *reg_base; + int nr_chans; + int nr_ext; + u32 irq_mask; + u32 motion_mask; + struct v4l2_device v4l2_dev; +#ifdef CONFIG_GPIOLIB + /* GPIO */ + struct gpio_chip gpio_dev; +#endif + + /* 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]; + atomic_t p2m_count; + int p2m_jiffies; + unsigned int p2m_timeouts; + + /* 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; + struct v4l2_ctrl_handler disp_hdl; + + /* V4L2 Encoder items */ + struct solo_enc_dev *v4l2_enc[SOLO_MAX_CHANNELS]; + u16 enc_bw_remain; + /* IDX into hw mp4 encoder */ + u8 enc_idx; + + /* Current video settings */ + u32 video_type; + u16 video_hsize, video_vsize; + u16 vout_hstart, vout_vstart; + u16 vin_hstart, vin_vstart; + u8 fps; + + /* JPEG Qp setting */ + spinlock_t jpeg_qp_lock; + u32 jpeg_qp[2]; + + /* Audio components */ + struct snd_card *snd_card; + struct snd_pcm *snd_pcm; + atomic_t snd_users; + int g723_hw_idx; + + /* sysfs stuffs */ + struct device dev; + int sdram_size; + struct bin_attribute sdram_attr; + unsigned int sys_config; + + /* Ring thread */ + struct task_struct *ring_thread; + wait_queue_head_t ring_thread_wait; + + /* VOP_HEADER handling */ + void *vh_buf; + dma_addr_t vh_dma; + int vh_size; + + /* Buffer handling */ + struct vb2_queue vidq; + u32 sequence; + struct task_struct *kthread; + struct mutex lock; + spinlock_t slock; + int old_write; + struct list_head vidq_active; +}; + +static inline u32 solo_reg_read(struct solo_dev *solo_dev, int reg) +{ + return readl(solo_dev->reg_base + reg); +} + +static inline void solo_reg_write(struct solo_dev *solo_dev, int reg, + u32 data) +{ + u16 val; + + writel(data, solo_dev->reg_base + reg); + pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val); +} + +static inline void solo_irq_on(struct solo_dev *dev, u32 mask) +{ + dev->irq_mask |= mask; + solo_reg_write(dev, SOLO_IRQ_MASK, dev->irq_mask); +} + +static inline void solo_irq_off(struct solo_dev *dev, u32 mask) +{ + dev->irq_mask &= ~mask; + solo_reg_write(dev, SOLO_IRQ_MASK, dev->irq_mask); +} + +/* Init/exit routines 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, unsigned nr); +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, unsigned nr); +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); +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, int wr, + dma_addr_t dma_addr, u32 ext_addr, u32 size, + int repeat, u32 ext_size); +int solo_p2m_dma(struct solo_dev *solo_dev, int wr, + void *sys_addr, u32 ext_addr, u32 size, + int repeat, u32 ext_size); +void solo_p2m_fill_desc(struct solo_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, + struct solo_p2m_desc *desc, dma_addr_t desc_dma, + int desc_cnt); + +/* Global s_std ioctl */ +int solo_set_video_type(struct solo_dev *solo_dev, bool is_50hz); +void solo_update_mode(struct solo_enc_dev *solo_enc); + +/* Set the threshold for motion detection */ +int solo_set_motion_threshold(struct solo_dev *solo_dev, u8 ch, u16 val); +int solo_set_motion_block(struct solo_dev *solo_dev, u8 ch, + const u16 *thresholds); +#define SOLO_DEF_MOT_THRESH 0x0300 + +/* Write text on OSD */ +int solo_osd_print(struct solo_enc_dev *solo_enc); + +/* EEPROM commands */ +unsigned int solo_eeprom_ewen(struct solo_dev *solo_dev, int w_en); +__be16 solo_eeprom_read(struct solo_dev *solo_dev, int loc); +int solo_eeprom_write(struct solo_dev *solo_dev, int loc, + __be16 data); + +/* JPEG Qp functions */ +void solo_s_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch, + unsigned int qp); +int solo_g_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch); + +#define CHK_FLAGS(v, flags) (((v) & (flags)) == (flags)) + +#endif /* __SOLO6X10_H */ |