/*
- * This file is part of linux driver the digital TV devices equipped with B2C2 FlexcopII(b)/III
- *
- * flexcop-eeprom.c - eeprom access methods (currently only MAC address reading is used)
- *
- * see flexcop.c for copyright information.
+ * Linux driver for digital TV devices equipped with B2C2 FlexcopII(b)/III
+ * flexcop-eeprom.c - eeprom access methods (currently only MAC address reading)
+ * see flexcop.c for copyright information
*/
#include "flexcop.h"
return flex_i2c_write(adapter, 0x20000000, 0x50, addr, buf, len);
}
-static int eeprom_lrc_write(struct adapter *adapter, u32 addr, u32 len, u8 *wbuf, u8 *rbuf, int retries)
+static int eeprom_lrc_write(struct adapter *adapter, u32 addr,
+ u32 len, u8 *wbuf, u8 *rbuf, int retries)
{
- int i;
+int i;
- for (i = 0; i < retries; i++) {
- if (eeprom_write(adapter, addr, wbuf, len) == len) {
- if (eeprom_lrc_read(adapter, addr, len, rbuf, retries) == 1)
- return 1;
+for (i = 0; i < retries; i++) {
+ if (eeprom_write(adapter, addr, wbuf, len) == len) {
+ if (eeprom_lrc_read(adapter, addr, len, rbuf, retries) == 1)
+ return 1;
}
}
-
return 0;
}
return 0;
memcpy(wbuf, key, len);
-
wbuf[16] = 0;
wbuf[17] = 0;
wbuf[18] = 0;
wbuf[19] = calc_lrc(wbuf, 19);
-
return eeprom_lrc_write(adapter, 0x3e4, 20, wbuf, rbuf, 4);
}
return 0;
memcpy(key, buf, len);
-
return 1;
}
tmp[3] = mac[5];
tmp[4] = mac[6];
tmp[5] = mac[7];
-
} else {
-
tmp[0] = mac[0];
tmp[1] = mac[1];
tmp[2] = mac[2];
if (eeprom_write(adapter, 0x3f8, tmp, 8) == 8)
return 1;
-
return 0;
}
-static int flexcop_eeprom_read(struct flexcop_device *fc, u16 addr, u8 *buf, u16 len)
+static int flexcop_eeprom_read(struct flexcop_device *fc,
+ u16 addr, u8 *buf, u16 len)
{
return fc->i2c_request(fc,FC_READ,FC_I2C_PORT_EEPROM,0x50,addr,buf,len);
}
return sum;
}
-static int flexcop_eeprom_request(struct flexcop_device *fc, flexcop_access_op_t op, u16 addr, u8 *buf, u16 len, int retries)
+static int flexcop_eeprom_request(struct flexcop_device *fc,
+ flexcop_access_op_t op, u16 addr, u8 *buf, u16 len, int retries)
{
int i,ret = 0;
u8 chipaddr = 0x50 | ((addr >> 8) & 3);
return ret;
}
-static int flexcop_eeprom_lrc_read(struct flexcop_device *fc, u16 addr, u8 *buf, u16 len, int retries)
+static int flexcop_eeprom_lrc_read(struct flexcop_device *fc, u16 addr,
+ u8 *buf, u16 len, int retries)
{
int ret = flexcop_eeprom_request(fc, FC_READ, addr, buf, len, retries);
if (ret == 0)
}
/* JJ's comment about extended == 1: it is not presently used anywhere but was
- * added to the low-level functions for possible support of EUI64
- */
+ * added to the low-level functions for possible support of EUI64 */
int flexcop_eeprom_check_mac_addr(struct flexcop_device *fc, int extended)
{
u8 buf[8];
if ((ret = flexcop_eeprom_lrc_read(fc,0x3f8,buf,8,4)) == 0) {
if (extended != 0) {
- err("TODO: extended (EUI64) MAC addresses aren't completely supported yet");
+ err("TODO: extended (EUI64) MAC addresses aren't "
+ "completely supported yet");
ret = -EINVAL;
-/* memcpy(fc->dvb_adapter.proposed_mac,buf,3);
- mac[3] = 0xfe;
- mac[4] = 0xff;
- memcpy(&fc->dvb_adapter.proposed_mac[3],&buf[5],3); */
} else
memcpy(fc->dvb_adapter.proposed_mac,buf,6);
}