| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Mauro Carvalho Chehab | 1176 | 81.22% | 1 | 5.00% |
| Hans Verkuil | 210 | 14.50% | 11 | 55.00% |
| Palash Bandyopadhyay | 37 | 2.56% | 1 | 5.00% |
| Leonid V. Fedorenchik | 11 | 0.76% | 2 | 10.00% |
| Joe Perches | 6 | 0.41% | 1 | 5.00% |
| Junghak Sung | 4 | 0.28% | 1 | 5.00% |
| Ruslan Pisarev | 2 | 0.14% | 1 | 5.00% |
| Ezequiel García | 1 | 0.07% | 1 | 5.00% |
| Sakari Ailus | 1 | 0.07% | 1 | 5.00% |
| Total | 1448 | 20 |
/* * Driver for the Conexant CX25821 PCIe bridge * * Copyright (C) 2009 Conexant Systems Inc. * Authors <shu.lin@conexant.com>, <hiep.huynh@conexant.com> * Based on Steven Toth <stoth@linuxtv.org> cx23885 driver * * 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. */ #ifndef CX25821_H_ #define CX25821_H_ #include <linux/pci.h> #include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/delay.h> #include <linux/sched.h> #include <linux/kdev_t.h> #include <media/v4l2-common.h> #include <media/v4l2-device.h> #include <media/v4l2-ctrls.h> #include <media/videobuf2-v4l2.h> #include <media/videobuf2-dma-sg.h> #include "cx25821-reg.h" #include "cx25821-medusa-reg.h" #include "cx25821-sram.h" #include "cx25821-audio.h" #include <linux/version.h> #include <linux/mutex.h> #define UNSET (-1U) #define NO_SYNC_LINE (-1U) #define CX25821_MAXBOARDS 2 #define LINE_SIZE_D1 1440 /* Number of decoders and encoders */ #define MAX_DECODERS 8 #define MAX_ENCODERS 2 #define QUAD_DECODERS 4 #define MAX_CAMERAS 16 /* Max number of inputs by card */ #define MAX_CX25821_INPUT 8 #define RESOURCE_VIDEO0 1 #define RESOURCE_VIDEO1 2 #define RESOURCE_VIDEO2 4 #define RESOURCE_VIDEO3 8 #define RESOURCE_VIDEO4 16 #define RESOURCE_VIDEO5 32 #define RESOURCE_VIDEO6 64 #define RESOURCE_VIDEO7 128 #define RESOURCE_VIDEO8 256 #define RESOURCE_VIDEO9 512 #define RESOURCE_VIDEO10 1024 #define RESOURCE_VIDEO11 2048 #define BUFFER_TIMEOUT (HZ) /* 0.5 seconds */ #define UNKNOWN_BOARD 0 #define CX25821_BOARD 1 /* Currently supported by the driver */ #define CX25821_NORMS (\ V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_M_KR | \ V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \ V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_H | \ V4L2_STD_PAL_Nc) #define CX25821_BOARD_CONEXANT_ATHENA10 1 #define MAX_VID_CHANNEL_NUM 12 /* * Maximum capture-only channels. This can go away once video/audio output * is fully supported in this driver. */ #define MAX_VID_CAP_CHANNEL_NUM 10 #define VID_CHANNEL_NUM 8 struct cx25821_fmt { char *name; u32 fourcc; /* v4l2 format id */ int depth; int flags; u32 cxformat; }; struct cx25821_tvnorm { char *name; v4l2_std_id id; u32 cxiformat; u32 cxoformat; }; enum cx25821_src_sel_type { CX25821_SRC_SEL_EXT_656_VIDEO = 0, CX25821_SRC_SEL_PARALLEL_MPEG_VIDEO }; struct cx25821_riscmem { unsigned int size; __le32 *cpu; __le32 *jmp; dma_addr_t dma; }; /* buffer for one video frame */ struct cx25821_buffer { /* common v4l buffer stuff -- must be first */ struct vb2_v4l2_buffer vb; struct list_head queue; /* cx25821 specific */ unsigned int bpl; struct cx25821_riscmem risc; const struct cx25821_fmt *fmt; }; enum port { CX25821_UNDEFINED = 0, CX25821_RAW, CX25821_264 }; struct cx25821_board { const char *name; enum port porta; enum port portb; enum port portc; u32 clk_freq; }; struct cx25821_i2c { struct cx25821_dev *dev; int nr; /* i2c i/o */ struct i2c_adapter i2c_adap; struct i2c_client i2c_client; u32 i2c_rc; /* cx25821 registers used for raw addess */ u32 i2c_period; u32 reg_ctrl; u32 reg_stat; u32 reg_addr; u32 reg_rdata; u32 reg_wdata; }; struct cx25821_dmaqueue { struct list_head active; u32 count; }; struct cx25821_dev; struct cx25821_channel; struct cx25821_video_out_data { struct cx25821_channel *chan; int _line_size; int _prog_cnt; int _pixel_format; int _is_first_frame; int _is_running; int _file_status; int _lines_count; int _frame_count; unsigned int _risc_size; __le32 *_dma_virt_start_addr; __le32 *_dma_virt_addr; dma_addr_t _dma_phys_addr; dma_addr_t _dma_phys_start_addr; unsigned int _data_buf_size; __le32 *_data_buf_virt_addr; dma_addr_t _data_buf_phys_addr; u32 upstream_riscbuf_size; u32 upstream_databuf_size; int is_60hz; int _frame_index; int cur_frame_index; int curpos; wait_queue_head_t waitq; }; struct cx25821_channel { unsigned id; struct cx25821_dev *dev; struct v4l2_ctrl_handler hdl; struct video_device vdev; struct cx25821_dmaqueue dma_vidq; struct vb2_queue vidq; const struct sram_channel *sram_channels; const struct cx25821_fmt *fmt; unsigned field; unsigned int width, height; int pixel_formats; int use_cif_resolution; int cif_width; /* video output data for the video output channel */ struct cx25821_video_out_data *out; }; struct snd_card; struct cx25821_dev { struct v4l2_device v4l2_dev; /* pci stuff */ struct pci_dev *pci; unsigned char pci_rev, pci_lat; int pci_bus, pci_slot; u32 base_io_addr; u32 __iomem *lmmio; u8 __iomem *bmmio; int pci_irqmask; int hwrevision; /* used by cx25821-alsa */ struct snd_card *card; u32 clk_freq; /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */ struct cx25821_i2c i2c_bus[3]; int nr; struct mutex lock; struct cx25821_channel channels[MAX_VID_CHANNEL_NUM]; /* board details */ unsigned int board; char name[32]; /* Analog video */ unsigned int input; v4l2_std_id tvnorm; unsigned short _max_num_decoders; /* Analog Audio Upstream */ int _audio_is_running; int _audiopixel_format; int _is_first_audio_frame; int _audiofile_status; int _audio_lines_count; int _audioframe_count; int _audio_upstream_channel; int _last_index_irq; /* The last interrupt index processed. */ __le32 *_risc_audio_jmp_addr; __le32 *_risc_virt_start_addr; __le32 *_risc_virt_addr; dma_addr_t _risc_phys_addr; dma_addr_t _risc_phys_start_addr; unsigned int _audiorisc_size; unsigned int _audiodata_buf_size; __le32 *_audiodata_buf_virt_addr; dma_addr_t _audiodata_buf_phys_addr; char *_audiofilename; u32 audio_upstream_riscbuf_size; u32 audio_upstream_databuf_size; int _audioframe_index; struct work_struct _audio_work_entry; char *input_audiofilename; /* V4l */ spinlock_t slock; /* Video Upstream */ struct cx25821_video_out_data vid_out_data[2]; }; static inline struct cx25821_dev *get_cx25821(struct v4l2_device *v4l2_dev) { return container_of(v4l2_dev, struct cx25821_dev, v4l2_dev); } extern struct cx25821_board cx25821_boards[]; #define SRAM_CH00 0 /* Video A */ #define SRAM_CH01 1 /* Video B */ #define SRAM_CH02 2 /* Video C */ #define SRAM_CH03 3 /* Video D */ #define SRAM_CH04 4 /* Video E */ #define SRAM_CH05 5 /* Video F */ #define SRAM_CH06 6 /* Video G */ #define SRAM_CH07 7 /* Video H */ #define SRAM_CH08 8 /* Audio A */ #define SRAM_CH09 9 /* Video Upstream I */ #define SRAM_CH10 10 /* Video Upstream J */ #define SRAM_CH11 11 /* Audio Upstream AUD_CHANNEL_B */ #define VID_UPSTREAM_SRAM_CHANNEL_I SRAM_CH09 #define VID_UPSTREAM_SRAM_CHANNEL_J SRAM_CH10 #define AUDIO_UPSTREAM_SRAM_CHANNEL_B SRAM_CH11 struct sram_channel { char *name; u32 i; u32 cmds_start; u32 ctrl_start; u32 cdt; u32 fifo_start; u32 fifo_size; u32 ptr1_reg; u32 ptr2_reg; u32 cnt1_reg; u32 cnt2_reg; u32 int_msk; u32 int_stat; u32 int_mstat; u32 dma_ctl; u32 gpcnt_ctl; u32 gpcnt; u32 aud_length; u32 aud_cfg; u32 fld_aud_fifo_en; u32 fld_aud_risc_en; /* For Upstream Video */ u32 vid_fmt_ctl; u32 vid_active_ctl1; u32 vid_active_ctl2; u32 vid_cdt_size; u32 vip_ctl; u32 pix_frmt; u32 jumponly; u32 irq_bit; }; extern const struct sram_channel cx25821_sram_channels[]; #define cx_read(reg) readl(dev->lmmio + ((reg)>>2)) #define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2)) #define cx_andor(reg, mask, value) \ writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\ ((value) & (mask)), dev->lmmio+((reg)>>2)) #define cx_set(reg, bit) cx_andor((reg), (bit), (bit)) #define cx_clear(reg, bit) cx_andor((reg), (bit), 0) #define Set_GPIO_Bit(Bit) (1 << Bit) #define Clear_GPIO_Bit(Bit) (~(1 << Bit)) #define CX25821_ERR(fmt, args...) \ pr_err("(%d): " fmt, dev->board, ##args) #define CX25821_WARN(fmt, args...) \ pr_warn("(%d): " fmt, dev->board, ##args) #define CX25821_INFO(fmt, args...) \ pr_info("(%d): " fmt, dev->board, ##args) extern int cx25821_i2c_register(struct cx25821_i2c *bus); extern int cx25821_i2c_read(struct cx25821_i2c *bus, u16 reg_addr, int *value); extern int cx25821_i2c_write(struct cx25821_i2c *bus, u16 reg_addr, int value); extern int cx25821_i2c_unregister(struct cx25821_i2c *bus); extern void cx25821_gpio_init(struct cx25821_dev *dev); extern void cx25821_set_gpiopin_direction(struct cx25821_dev *dev, int pin_number, int pin_logic_value); extern int medusa_video_init(struct cx25821_dev *dev); extern int medusa_set_videostandard(struct cx25821_dev *dev); extern void medusa_set_resolution(struct cx25821_dev *dev, int width, int decoder_select); extern int medusa_set_brightness(struct cx25821_dev *dev, int brightness, int decoder); extern int medusa_set_contrast(struct cx25821_dev *dev, int contrast, int decoder); extern int medusa_set_hue(struct cx25821_dev *dev, int hue, int decoder); extern int medusa_set_saturation(struct cx25821_dev *dev, int saturation, int decoder); extern int cx25821_sram_channel_setup(struct cx25821_dev *dev, const struct sram_channel *ch, unsigned int bpl, u32 risc); extern int cx25821_riscmem_alloc(struct pci_dev *pci, struct cx25821_riscmem *risc, unsigned int size); extern int cx25821_risc_buffer(struct pci_dev *pci, struct cx25821_riscmem *risc, struct scatterlist *sglist, unsigned int top_offset, unsigned int bottom_offset, unsigned int bpl, unsigned int padding, unsigned int lines); extern int cx25821_risc_databuffer_audio(struct pci_dev *pci, struct cx25821_riscmem *risc, struct scatterlist *sglist, unsigned int bpl, unsigned int lines, unsigned int lpi); extern void cx25821_free_buffer(struct cx25821_dev *dev, struct cx25821_buffer *buf); extern void cx25821_sram_channel_dump(struct cx25821_dev *dev, const struct sram_channel *ch); extern void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev, const struct sram_channel *ch); extern struct cx25821_dev *cx25821_dev_get(struct pci_dev *pci); extern void cx25821_print_irqbits(char *name, char *tag, char **strings, int len, u32 bits, u32 mask); extern void cx25821_dev_unregister(struct cx25821_dev *dev); extern int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev, const struct sram_channel *ch, unsigned int bpl, u32 risc); extern void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel, u32 format); #endif
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