LXR linux/drivers/media/usb/b2c2/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 (1*HZ)
  95#define B2C2_WAIT_FOR_OPERATION_RDW (3*HZ)
  96#define B2C2_WAIT_FOR_OPERATION_WDW (1*HZ)
  97
  98#define B2C2_WAIT_FOR_OPERATION_V8READ (3*HZ)
  99#define B2C2_WAIT_FOR_OPERATION_V8WRITE (3*HZ)
 100#define B2C2_WAIT_FOR_OPERATION_V8FLASH (3*HZ)
 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
 117