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
  20 struct 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?*/
  41 typedef enum {
  42
  43 } flexcop_usb_request_type_t;
  44 #endif
  45
  46 /* request */
  47 typedef 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 */
  59 typedef 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 */
  73 typedef 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
 102 typedef 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