#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/string.h>
return 0;
}
-int mt352_write(struct dvb_frontend* fe, u8* ibuf, int ilen)
+static int _mt352_write(struct dvb_frontend* fe, const u8 ibuf[], int ilen)
{
int err,i;
for (i=0; i < ilen-1; i++)
if (ret != 2) {
printk("%s: readreg error (reg=%d, ret==%i)\n",
- __FUNCTION__, reg, ret);
+ __func__, reg, ret);
return ret;
}
{
static u8 mt352_softdown[] = { CLOCK_CTL, 0x20, 0x08 };
- mt352_write(fe, mt352_softdown, sizeof(mt352_softdown));
+ _mt352_write(fe, mt352_softdown, sizeof(mt352_softdown));
return 0;
}
value = 64 * bw * (1<<16) / (7 * 8);
value = value * 1000 / adc_clock;
dprintk("%s: bw %d, adc_clock %d => 0x%x\n",
- __FUNCTION__, bw, adc_clock, value);
+ __func__, bw, adc_clock, value);
buf[0] = msb(value);
buf[1] = lsb(value);
}
if (state->config.if2)
if2 = state->config.if2;
- ife = (2*adc_clock - if2);
+ if (adc_clock >= if2 * 2)
+ ife = if2;
+ else {
+ ife = adc_clock - (if2 % adc_clock);
+ if (ife > adc_clock / 2)
+ ife = adc_clock - ife;
+ }
value = -16374 * ife / adc_clock;
dprintk("%s: if2 %d, ife %d, adc_clock %d => %d / 0x%x\n",
- __FUNCTION__, if2, ife, adc_clock, value, value & 0x3fff);
+ __func__, if2, ife, adc_clock, value, value & 0x3fff);
buf[0] = msb(value);
buf[1] = lsb(value);
}
fe->ops.i2c_gate_ctrl(fe, 0);
}
- mt352_write(fe, buf, 8);
- mt352_write(fe, fsm_go, 2);
+ _mt352_write(fe, buf, 8);
+ _mt352_write(fe, fsm_go, 2);
} else {
if (fe->ops.tuner_ops.calc_regs) {
fe->ops.tuner_ops.calc_regs(fe, param, buf+8, 5);
buf[8] <<= 1;
- mt352_write(fe, buf, sizeof(buf));
- mt352_write(fe, tuner_go, 2);
+ _mt352_write(fe, buf, sizeof(buf));
+ _mt352_write(fe, tuner_go, 2);
}
}
static u8 mt352_reset_attach [] = { RESET, 0xC0 };
- dprintk("%s: hello\n",__FUNCTION__);
+ dprintk("%s: hello\n",__func__);
if ((mt352_read_register(state, CLOCK_CTL) & 0x10) == 0 ||
(mt352_read_register(state, CONFIG) & 0x20) == 0) {
/* Do a "hard" reset */
- mt352_write(fe, mt352_reset_attach, sizeof(mt352_reset_attach));
+ _mt352_write(fe, mt352_reset_attach, sizeof(mt352_reset_attach));
return state->config.demod_init(fe);
}
.init = mt352_init,
.sleep = mt352_sleep,
+ .write = _mt352_write,
.set_frontend = mt352_set_parameters,
.get_frontend = mt352_get_parameters,
MODULE_LICENSE("GPL");
EXPORT_SYMBOL(mt352_attach);
-EXPORT_SYMBOL(mt352_write);