flexcop-usb.h

  1/* SPDX-License-Identifier: GPL-2.0 */
  2/*
  3 * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
  4 * flexcop-usb.h - header file for the USB part
  5 * see flexcop.c for copyright information
  6 */
  7#ifndef __FLEXCOP_USB_H_INCLUDED__
  8#define __FLEXCOP_USB_H_INCLUDED__
  9
 10#include <linux/usb.h>
 11
 12/* transfer parameters */
 13#define B2C2_USB_FRAMES_PER_ISO 4
 14#define B2C2_USB_NUM_ISO_URB 4
 15
 16#define B2C2_USB_CTRL_PIPE_IN usb_rcvctrlpipe(fc_usb->udev, 0)
 17#define B2C2_USB_CTRL_PIPE_OUT usb_sndctrlpipe(fc_usb->udev, 0)
 18#define B2C2_USB_DATA_PIPE usb_rcvisocpipe(fc_usb->udev, 1)
 19
 20struct flexcop_usb {
 21	struct usb_device *udev;
 22	struct usb_interface *uintf;
 23
 24	u8 *iso_buffer;
 25	int buffer_size;
 26	dma_addr_t dma_addr;
 27
 28	struct urb *iso_urb[B2C2_USB_NUM_ISO_URB];
 29	struct flexcop_device *fc_dev;
 30
 31	u8 tmp_buffer[1023+190];
 32	int tmp_buffer_length;
 33
 34	/* for URB control messages */
 35	u8 data[80];
 36	struct mutex data_mutex;
 37};
 38
 39#if 0
 40/* request types TODO What is its use?*/
 41typedef enum {
 42
 43} flexcop_usb_request_type_t;
 44#endif
 45
 46/* request */
 47typedef enum {
 48	B2C2_USB_WRITE_V8_MEM = 0x04,
 49	B2C2_USB_READ_V8_MEM  = 0x05,
 50	B2C2_USB_READ_REG     = 0x08,
 51	B2C2_USB_WRITE_REG    = 0x0A,
 52	B2C2_USB_WRITEREGHI   = 0x0B,
 53	B2C2_USB_FLASH_BLOCK  = 0x10,
 54	B2C2_USB_I2C_REQUEST  = 0x11,
 55	B2C2_USB_UTILITY      = 0x12,
 56} flexcop_usb_request_t;
 57
 58/* function definition for I2C_REQUEST */
 59typedef enum {
 60	USB_FUNC_I2C_WRITE       = 0x01,
 61	USB_FUNC_I2C_MULTIWRITE  = 0x02,
 62	USB_FUNC_I2C_READ        = 0x03,
 63	USB_FUNC_I2C_REPEATWRITE = 0x04,
 64	USB_FUNC_GET_DESCRIPTOR  = 0x05,
 65	USB_FUNC_I2C_REPEATREAD  = 0x06,
 66	/* DKT 020208 - add this to support special case of DiSEqC */
 67	USB_FUNC_I2C_CHECKWRITE  = 0x07,
 68	USB_FUNC_I2C_CHECKRESULT = 0x08,
 69} flexcop_usb_i2c_function_t;
 70
 71/* function definition for UTILITY request 0x12
 72 * DKT 020304 - new utility function */
 73typedef enum {
 74	UTILITY_SET_FILTER          = 0x01,
 75	UTILITY_DATA_ENABLE         = 0x02,
 76	UTILITY_FLEX_MULTIWRITE     = 0x03,
 77	UTILITY_SET_BUFFER_SIZE     = 0x04,
 78	UTILITY_FLEX_OPERATOR       = 0x05,
 79	UTILITY_FLEX_RESET300_START = 0x06,
 80	UTILITY_FLEX_RESET300_STOP  = 0x07,
 81	UTILITY_FLEX_RESET300       = 0x08,
 82	UTILITY_SET_ISO_SIZE        = 0x09,
 83	UTILITY_DATA_RESET          = 0x0A,
 84	UTILITY_GET_DATA_STATUS     = 0x10,
 85	UTILITY_GET_V8_REG          = 0x11,
 86	/* DKT 020326 - add function for v1.14 */
 87	UTILITY_SRAM_WRITE          = 0x12,
 88	UTILITY_SRAM_READ           = 0x13,
 89	UTILITY_SRAM_TESTFILL       = 0x14,
 90	UTILITY_SRAM_TESTSET        = 0x15,
 91	UTILITY_SRAM_TESTVERIFY     = 0x16,
 92} flexcop_usb_utility_function_t;
 93
 94#define B2C2_WAIT_FOR_OPERATION_RW 1000
 95#define B2C2_WAIT_FOR_OPERATION_RDW 3000
 96#define B2C2_WAIT_FOR_OPERATION_WDW 1000
 97
 98#define B2C2_WAIT_FOR_OPERATION_V8READ 3000
 99#define B2C2_WAIT_FOR_OPERATION_V8WRITE 3000
100#define B2C2_WAIT_FOR_OPERATION_V8FLASH 3000
101
102typedef enum {
103	V8_MEMORY_PAGE_DVB_CI = 0x20,
104	V8_MEMORY_PAGE_DVB_DS = 0x40,
105	V8_MEMORY_PAGE_MULTI2 = 0x60,
106	V8_MEMORY_PAGE_FLASH  = 0x80
107} flexcop_usb_mem_page_t;
108
109#define V8_MEMORY_EXTENDED (1 << 15)
110#define USB_MEM_READ_MAX   32
111#define USB_MEM_WRITE_MAX   1
112#define USB_FLASH_MAX       8
113#define V8_MEMORY_PAGE_SIZE 0x8000 /* 32K */
114#define V8_MEMORY_PAGE_MASK 0x7FFF
115
116#endif