/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Driver for the Conexant CX25821 PCIe bridge * * Copyright (C) 2009 Conexant Systems Inc. * Authors <[email protected]>, <[email protected]> * Based on Steven Toth <[email protected]> cx23885 driver */ #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/mutex.h> #define UNSET … #define NO_SYNC_LINE … #define CX25821_MAXBOARDS … #define LINE_SIZE_D1 … /* Number of decoders and encoders */ #define MAX_DECODERS … #define MAX_ENCODERS … #define QUAD_DECODERS … #define MAX_CAMERAS … /* Max number of inputs by card */ #define MAX_CX25821_INPUT … #define RESOURCE_VIDEO0 … #define RESOURCE_VIDEO1 … #define RESOURCE_VIDEO2 … #define RESOURCE_VIDEO3 … #define RESOURCE_VIDEO4 … #define RESOURCE_VIDEO5 … #define RESOURCE_VIDEO6 … #define RESOURCE_VIDEO7 … #define RESOURCE_VIDEO8 … #define RESOURCE_VIDEO9 … #define RESOURCE_VIDEO10 … #define RESOURCE_VIDEO11 … #define BUFFER_TIMEOUT … #define UNKNOWN_BOARD … #define CX25821_BOARD … /* Currently supported by the driver */ #define CX25821_NORMS … #define CX25821_BOARD_CONEXANT_ATHENA10 … #define MAX_VID_CHANNEL_NUM … /* * Maximum capture-only channels. This can go away once video/audio output * is fully supported in this driver. */ #define MAX_VID_CAP_CHANNEL_NUM … #define VID_CHANNEL_NUM … struct cx25821_fmt { … }; struct cx25821_tvnorm { … }; enum cx25821_src_sel_type { … }; struct cx25821_riscmem { … }; /* buffer for one video frame */ struct cx25821_buffer { … }; enum port { … }; struct cx25821_board { … }; struct cx25821_i2c { … }; struct cx25821_dmaqueue { … }; struct cx25821_dev; struct cx25821_channel; struct cx25821_video_out_data { … }; struct cx25821_channel { … }; struct snd_card; struct cx25821_dev { … }; static inline struct cx25821_dev *get_cx25821(struct v4l2_device *v4l2_dev) { … } extern struct cx25821_board cx25821_boards[]; #define SRAM_CH00 … #define SRAM_CH01 … #define SRAM_CH02 … #define SRAM_CH03 … #define SRAM_CH04 … #define SRAM_CH05 … #define SRAM_CH06 … #define SRAM_CH07 … #define SRAM_CH08 … #define SRAM_CH09 … #define SRAM_CH10 … #define SRAM_CH11 … #define VID_UPSTREAM_SRAM_CHANNEL_I … #define VID_UPSTREAM_SRAM_CHANNEL_J … #define AUDIO_UPSTREAM_SRAM_CHANNEL_B … struct sram_channel { … }; extern const struct sram_channel cx25821_sram_channels[]; #define cx_read(reg) … #define cx_write(reg, value) … #define cx_andor(reg, mask, value) … #define cx_set(reg, bit) … #define cx_clear(reg, bit) … #define Set_GPIO_Bit(Bit) … #define Clear_GPIO_Bit(Bit) … #define CX25821_ERR(fmt, args...) … #define CX25821_WARN(fmt, args...) … #define CX25821_INFO(fmt, 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
Codebase Browser
linux