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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/drivers/media/dvb/b2c2/flexcop-usb.h
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/*

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 * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III

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 * flexcop-usb.h - header file for the USB part

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 * see flexcop.c for copyright information

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 */

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#ifndef __FLEXCOP_USB_H_INCLUDED__

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#define __FLEXCOP_USB_H_INCLUDED__

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#include <linux/usb.h>

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/* transfer parameters */

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#define B2C2_USB_FRAMES_PER_ISO 4

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#define B2C2_USB_NUM_ISO_URB 4

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#define B2C2_USB_CTRL_PIPE_IN usb_rcvctrlpipe(fc_usb->udev, 0)

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#define B2C2_USB_CTRL_PIPE_OUT usb_sndctrlpipe(fc_usb->udev, 0)

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#define B2C2_USB_DATA_PIPE usb_rcvisocpipe(fc_usb->udev, 0x81)

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struct flexcop_usb {

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	struct usb_device *udev;

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	struct usb_interface *uintf;

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	u8 *iso_buffer;

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	int buffer_size;

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	dma_addr_t dma_addr;

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	struct urb *iso_urb[B2C2_USB_NUM_ISO_URB];

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	struct flexcop_device *fc_dev;

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	u8 tmp_buffer[1023+190];

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	int tmp_buffer_length;

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};

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#if 0

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/* request types TODO What is its use?*/

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typedef enum {

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} flexcop_usb_request_type_t;

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#endif

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/* request */

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typedef enum {

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	B2C2_USB_WRITE_V8_MEM = 0x04,

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	B2C2_USB_READ_V8_MEM  = 0x05,

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	B2C2_USB_READ_REG     = 0x08,

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	B2C2_USB_WRITE_REG    = 0x0A,

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	B2C2_USB_WRITEREGHI   = 0x0B,

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	B2C2_USB_FLASH_BLOCK  = 0x10,

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	B2C2_USB_I2C_REQUEST  = 0x11,

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	B2C2_USB_UTILITY      = 0x12,

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} flexcop_usb_request_t;

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/* function definition for I2C_REQUEST */

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typedef enum {

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	USB_FUNC_I2C_WRITE       = 0x01,

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	USB_FUNC_I2C_MULTIWRITE  = 0x02,

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	USB_FUNC_I2C_READ        = 0x03,

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	USB_FUNC_I2C_REPEATWRITE = 0x04,

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	USB_FUNC_GET_DESCRIPTOR  = 0x05,

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	USB_FUNC_I2C_REPEATREAD  = 0x06,

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	/* DKT 020208 - add this to support special case of DiSEqC */

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	USB_FUNC_I2C_CHECKWRITE  = 0x07,

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	USB_FUNC_I2C_CHECKRESULT = 0x08,

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} flexcop_usb_i2c_function_t;

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/* function definition for UTILITY request 0x12

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 * DKT 020304 - new utility function */

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typedef enum {

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	UTILITY_SET_FILTER          = 0x01,

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	UTILITY_DATA_ENABLE         = 0x02,

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	UTILITY_FLEX_MULTIWRITE     = 0x03,

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	UTILITY_SET_BUFFER_SIZE     = 0x04,

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	UTILITY_FLEX_OPERATOR       = 0x05,

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	UTILITY_FLEX_RESET300_START = 0x06,

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	UTILITY_FLEX_RESET300_STOP  = 0x07,

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	UTILITY_FLEX_RESET300       = 0x08,

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	UTILITY_SET_ISO_SIZE        = 0x09,

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	UTILITY_DATA_RESET          = 0x0A,

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	UTILITY_GET_DATA_STATUS     = 0x10,

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	UTILITY_GET_V8_REG          = 0x11,

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	/* DKT 020326 - add function for v1.14 */

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	UTILITY_SRAM_WRITE          = 0x12,

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	UTILITY_SRAM_READ           = 0x13,

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	UTILITY_SRAM_TESTFILL       = 0x14,

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	UTILITY_SRAM_TESTSET        = 0x15,

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	UTILITY_SRAM_TESTVERIFY     = 0x16,

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} flexcop_usb_utility_function_t;

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#define B2C2_WAIT_FOR_OPERATION_RW (1*HZ)

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#define B2C2_WAIT_FOR_OPERATION_RDW (3*HZ)

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#define B2C2_WAIT_FOR_OPERATION_WDW (1*HZ)

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#define B2C2_WAIT_FOR_OPERATION_V8READ (3*HZ)

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#define B2C2_WAIT_FOR_OPERATION_V8WRITE (3*HZ)

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#define B2C2_WAIT_FOR_OPERATION_V8FLASH (3*HZ)

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typedef enum {

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	V8_MEMORY_PAGE_DVB_CI = 0x20,

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	V8_MEMORY_PAGE_DVB_DS = 0x40,

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	V8_MEMORY_PAGE_MULTI2 = 0x60,

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	V8_MEMORY_PAGE_FLASH  = 0x80

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} flexcop_usb_mem_page_t;

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#define V8_MEMORY_EXTENDED (1 << 15)

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#define USB_MEM_READ_MAX   32

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#define USB_MEM_WRITE_MAX   1

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#define USB_FLASH_MAX       8

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#define V8_MEMORY_PAGE_SIZE 0x8000 /* 32K */

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#define V8_MEMORY_PAGE_MASK 0x7FFF

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#endif

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