/*
* This driver needs external firmware. Please use the command
* "<kerneldir>/Documentation/dvb/get_dvb_firmware or51211" to
- * download/extract it, and then copy it to /usr/lib/hotplug/firmware.
+ * download/extract it, and then copy it to /usr/lib/hotplug/firmware
+ * or /lib/firmware (depending on configuration of firmware hotplug).
*/
#define OR51211_DEFAULT_FIRMWARE "dvb-fe-or51211.fw"
struct or51211_state {
struct i2c_adapter* i2c;
- struct dvb_frontend_ops ops;
/* Configuration settings */
const struct or51211_config* config;
u8 tudata[585];
int i;
- dprintk("Firmware is %d bytes\n",fw->size);
+ dprintk("Firmware is %zd bytes\n",fw->size);
/* Get eprom data */
tudata[0] = 17;
u8 rec_buf[2];
u8 snd_buf[4];
u8 snr_equ;
+ u32 signal_strength;
/* SNR after Equalizer */
snd_buf[0] = 0x04;
snr_equ = rec_buf[0] & 0xff;
/* The value reported back from the frontend will be FFFF=100% 0000=0% */
- *strength = (((5334 - i20Log10(snr_equ))/3+5)*65535)/1000;
-
+ signal_strength = (((5334 - i20Log10(snr_equ))/3+5)*65535)/1000;
+ if (signal_strength > 0xffff)
+ *strength = 0xffff;
+ else
+ *strength = signal_strength;
dprintk("read_signal_strength %i\n",*strength);
return 0;
}
ret = or51211_load_firmware(fe, fw);
+ release_firmware(fw);
if (ret) {
printk(KERN_WARNING "or51211: Writing firmware to "
"device failed!\n");
- release_firmware(fw);
return ret;
}
printk(KERN_INFO "or51211: Firmware upload complete.\n");
/* Setup the state */
state->config = config;
state->i2c = i2c;
- memcpy(&state->ops, &or51211_ops, sizeof(struct dvb_frontend_ops));
state->initialized = 0;
state->current_frequency = 0;
/* Create dvb_frontend */
- state->frontend.ops = &state->ops;
+ memcpy(&state->frontend.ops, &or51211_ops, sizeof(struct dvb_frontend_ops));
state->frontend.demodulator_priv = state;
return &state->frontend;