usb/b2c2/flexcop-usb.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
0004  * flexcop-usb.h - header file for the USB part
0005  * see flexcop.c for copyright information
0006  */
0007 #ifndef __FLEXCOP_USB_H_INCLUDED__
0008 #define __FLEXCOP_USB_H_INCLUDED__
0009
0010 #include <linux/usb.h>
0011
0012 /* transfer parameters */
0013 #define B2C2_USB_FRAMES_PER_ISO 4
0014 #define B2C2_USB_NUM_ISO_URB 4
0015
0016 #define B2C2_USB_CTRL_PIPE_IN usb_rcvctrlpipe(fc_usb->udev, 0)
0017 #define B2C2_USB_CTRL_PIPE_OUT usb_sndctrlpipe(fc_usb->udev, 0)
0018 #define B2C2_USB_DATA_PIPE usb_rcvisocpipe(fc_usb->udev, 1)
0019
0020 struct flexcop_usb {
0021     struct usb_device *udev;
0022     struct usb_interface *uintf;
0023
0024     u8 *iso_buffer;
0025     int buffer_size;
0026     dma_addr_t dma_addr;
0027
0028     struct urb *iso_urb[B2C2_USB_NUM_ISO_URB];
0029     struct flexcop_device *fc_dev;
0030
0031     u8 tmp_buffer[1023+190];
0032     int tmp_buffer_length;
0033
0034     /* for URB control messages */
0035     u8 data[80];
0036     struct mutex data_mutex;
0037 };
0038
0039 #if 0
0040 /* request types TODO What is its use?*/
0041 typedef enum {
0042
0043 } flexcop_usb_request_type_t;
0044 #endif
0045
0046 /* request */
0047 typedef enum {
0048     B2C2_USB_WRITE_V8_MEM = 0x04,
0049     B2C2_USB_READ_V8_MEM  = 0x05,
0050     B2C2_USB_READ_REG     = 0x08,
0051     B2C2_USB_WRITE_REG    = 0x0A,
0052     B2C2_USB_WRITEREGHI   = 0x0B,
0053     B2C2_USB_FLASH_BLOCK  = 0x10,
0054     B2C2_USB_I2C_REQUEST  = 0x11,
0055     B2C2_USB_UTILITY      = 0x12,
0056 } flexcop_usb_request_t;
0057
0058 /* function definition for I2C_REQUEST */
0059 typedef enum {
0060     USB_FUNC_I2C_WRITE       = 0x01,
0061     USB_FUNC_I2C_MULTIWRITE  = 0x02,
0062     USB_FUNC_I2C_READ        = 0x03,
0063     USB_FUNC_I2C_REPEATWRITE = 0x04,
0064     USB_FUNC_GET_DESCRIPTOR  = 0x05,
0065     USB_FUNC_I2C_REPEATREAD  = 0x06,
0066     /* DKT 020208 - add this to support special case of DiSEqC */
0067     USB_FUNC_I2C_CHECKWRITE  = 0x07,
0068     USB_FUNC_I2C_CHECKRESULT = 0x08,
0069 } flexcop_usb_i2c_function_t;
0070
0071 /* function definition for UTILITY request 0x12
0072  * DKT 020304 - new utility function */
0073 typedef enum {
0074     UTILITY_SET_FILTER          = 0x01,
0075     UTILITY_DATA_ENABLE         = 0x02,
0076     UTILITY_FLEX_MULTIWRITE     = 0x03,
0077     UTILITY_SET_BUFFER_SIZE     = 0x04,
0078     UTILITY_FLEX_OPERATOR       = 0x05,
0079     UTILITY_FLEX_RESET300_START = 0x06,
0080     UTILITY_FLEX_RESET300_STOP  = 0x07,
0081     UTILITY_FLEX_RESET300       = 0x08,
0082     UTILITY_SET_ISO_SIZE        = 0x09,
0083     UTILITY_DATA_RESET          = 0x0A,
0084     UTILITY_GET_DATA_STATUS     = 0x10,
0085     UTILITY_GET_V8_REG          = 0x11,
0086     /* DKT 020326 - add function for v1.14 */
0087     UTILITY_SRAM_WRITE          = 0x12,
0088     UTILITY_SRAM_READ           = 0x13,
0089     UTILITY_SRAM_TESTFILL       = 0x14,
0090     UTILITY_SRAM_TESTSET        = 0x15,
0091     UTILITY_SRAM_TESTVERIFY     = 0x16,
0092 } flexcop_usb_utility_function_t;
0093
0094 #define B2C2_WAIT_FOR_OPERATION_RW 1000
0095 #define B2C2_WAIT_FOR_OPERATION_RDW 3000
0096 #define B2C2_WAIT_FOR_OPERATION_WDW 1000
0097
0098 #define B2C2_WAIT_FOR_OPERATION_V8READ 3000
0099 #define B2C2_WAIT_FOR_OPERATION_V8WRITE 3000
0100 #define B2C2_WAIT_FOR_OPERATION_V8FLASH 3000
0101
0102 typedef enum {
0103     V8_MEMORY_PAGE_DVB_CI = 0x20,
0104     V8_MEMORY_PAGE_DVB_DS = 0x40,
0105     V8_MEMORY_PAGE_MULTI2 = 0x60,
0106     V8_MEMORY_PAGE_FLASH  = 0x80
0107 } flexcop_usb_mem_page_t;
0108
0109 #define V8_MEMORY_EXTENDED (1 << 15)
0110 #define USB_MEM_READ_MAX   32
0111 #define USB_MEM_WRITE_MAX   1
0112 #define USB_FLASH_MAX       8
0113 #define V8_MEMORY_PAGE_SIZE 0x8000 /* 32K */
0114 #define V8_MEMORY_PAGE_MASK 0x7FFF
0115
0116 #endif