static int Si4709_ioctl(struct inode *inode, struct file *filp,
unsigned int ioctl_cmd, unsigned long arg)
{
int ret = 0;
void __user *argp = (void __user *)arg;
if( _IOC_TYPE(ioctl_cmd) != Si4709_IOC_MAGIC )
{
debug("Inappropriate ioctl 1 0x%x",ioctl_cmd);
return -ENOTTY;
}
if( _IOC_NR(ioctl_cmd) > Si4709_IOC_NR_MAX )
{
debug("Inappropriate ioctl 2 0x%x",ioctl_cmd);
return -ENOTTY;
}
switch (ioctl_cmd)
{
case Si4709_IOC_POWERUP:
error("Si4709_IOC_POWERUP called");
if( (ret = Si4709_dev_powerup()) < 0 )
error("Si4709_IOC_POWERUP failed");
break;
case Si4709_IOC_POWERDOWN:
error("Si4709_IOC_POWERDOWN called");
if( (ret = Si4709_dev_powerdown()) < 0 )
error("Si4709_IOC_POWERDOWN failed");
break;
case Si4709_IOC_BAND_SET:
{
int band;
error("Si4709_IOC_BAND_SET called");
if(copy_from_user((void*) &band, argp, sizeof(int)))
ret = -EFAULT;
else if( (ret = Si4709_dev_band_set(band)) < 0)
error("Si4709_IOC_BAND_SET failed");
}
break;
case Si4709_IOC_CHAN_SPACING_SET:
{
int ch_spacing;
error("Si4709_IOC_CHAN_SPACING_SET called");
if( copy_from_user((void*) &ch_spacing, argp, sizeof(int)) )
ret = -EFAULT;
else if ((ret = Si4709_dev_ch_spacing_set(ch_spacing)) < 0)
error("Si4709_IOC_CHAN_SPACING_SET failed");
}
break;
case Si4709_IOC_CHAN_SELECT:
{
u32 frequency;
error("Si4709_IOC_CHAN_SELECT called");
if( copy_from_user((void*) &frequency, argp, sizeof(u32)) )
ret = -EFAULT;
else if ( (ret = Si4709_dev_chan_select(frequency)) < 0 )
error("Si4709_IOC_CHAN_SELECT failed");
}
break;
case Si4709_IOC_CHAN_GET:
{
u32 frequency;
error("Si4709_IOC_CHAN_GET called");
if( (ret = Si4709_dev_chan_get(&frequency)) < 0)
error("Si4709_IOC_CHAN_GET failed");
else if( copy_to_user(argp, (void*) &frequency, sizeof(u32)))
ret = -EFAULT;
}
break;
case Si4709_IOC_SEEK_UP:
{
u32 frequency;
error("Si4709_IOC_SEEK_UP called");
if( (ret = Si4709_dev_seek_up(&frequency)) < 0)
error("Si4709_IOC_SEEK_UP failed");
else if( copy_to_user(argp, (void*) &frequency, sizeof(u32)) )
ret = -EFAULT;
}
break;
case Si4709_IOC_SEEK_DOWN:
{
u32 frequency;
error("Si4709_IOC_SEEK_DOWN called");
if( (ret = Si4709_dev_seek_down(&frequency)) < 0)
error("Si4709_IOC_SEEK_DOWN failed");
else if( copy_to_user(argp, (void*) &frequency, sizeof(u32)) )
ret = -EFAULT;
}
break;
#if 0
case Si4709_IOC_SEEK_AUTO:
{
u32 *seek_preset_user;
int i = 0;
debug("Si4709_IOC_SEEK_AUTO called");
if( (seek_preset_user = (u32 *)kzalloc(sizeof(u32) * NUM_SEEK_PRESETS,
GFP_KERNEL)) == NULL )
{
debug("Si4709_ioctl: no memory");
ret = -ENOMEM;
}
else
{
if((ret = Si4709_dev_seek_auto(seek_preset_user)) < 0)
{
debug("Si4709_IOC_SEEK_AUTO failed");
}
else if ( copy_to_user(argp, (u32*) seek_preset_user, sizeof(int) * NUM_SEEK_PRESETS) )
{
ret = -EFAULT;
}
kfree(seek_preset_user);
}
}
break;
#endif
case Si4709_IOC_RSSI_SEEK_TH_SET:
{
u8 RSSI_seek_th;
error("Si4709_IOC_RSSI_SEEK_TH_SET called");
if( copy_from_user((void*) &RSSI_seek_th, argp, sizeof(u8)) )
ret = -EFAULT;
else if ( (ret = Si4709_dev_RSSI_seek_th_set(RSSI_seek_th)) < 0 )
error("Si4709_IOC_RSSI_SEEK_TH_SET failed");
}
break;
case Si4709_IOC_SEEK_SNR_SET:
{
u8 seek_SNR_th;
error("Si4709_IOC_SEEK_SNR_SET called");
if( copy_from_user((void*) &seek_SNR_th, argp, sizeof(u8)) )
ret = -EFAULT;
else if( (ret = Si4709_dev_seek_SNR_th_set(seek_SNR_th)) < 0 )
error("Si4709_IOC_SEEK_SNR_SET failed");
}
break;
case Si4709_IOC_SEEK_CNT_SET:
{
u8 seek_FM_ID_th;
error("Si4709_IOC_SEEK_CNT_SET called");
if( copy_from_user((void*) &seek_FM_ID_th, argp, sizeof(u8)) )
ret = -EFAULT;
else if ( (ret = Si4709_dev_seek_FM_ID_th_set(seek_FM_ID_th)) < 0 )
error("Si4709_IOC_SEEK_CNT_SET failed");
}
break;
case Si4709_IOC_CUR_RSSI_GET:
{
rssi_snr_t data;
error("Si4709_IOC_CUR_RSSI_GET called");
if( (ret = Si4709_dev_cur_RSSI_get(&data)) < 0)
error("Si4709_IOC_CUR_RSSI_GET failed");
else if( copy_to_user(argp, (void*) &data, sizeof(rssi_snr_t )) )
ret = -EFAULT;
error("curr_rssi:%d\ncurr_rssi_th:%d\ncurr_snr:%d\n",data.curr_rssi,data.curr_rssi_th,data.curr_snr);
}
break;
case Si4709_IOC_VOLEXT_ENB:
error("Si4709_IOC_VOLEXT_ENB called");
if( (ret = Si4709_dev_VOLEXT_ENB()) < 0 )
error("Si4709_IOC_VOLEXT_ENB failed");
break;
case Si4709_IOC_VOLEXT_DISB:
error("Si4709_IOC_VOLEXT_DISB called");
if( (ret = Si4709_dev_VOLEXT_DISB()) < 0 )
error("Si4709_IOC_VOLEXT_DISB failed");
break;
case Si4709_IOC_VOLUME_SET:
{
u8 volume;
error("Si4709_IOC_VOLUME_SET called");
if( copy_from_user((void*) &volume, argp, sizeof(u8)) )
ret = -EFAULT;
else if ( (ret = Si4709_dev_volume_set(volume)) < 0 )
error("Si4709_IOC_VOLUME_SET failed");
}
break;
case Si4709_IOC_VOLUME_GET:
{
u8 volume;
error("Si4709_IOC_VOLUME_GET called");
if( (ret = Si4709_dev_volume_get(&volume)) < 0)
error("Si4709_IOC_VOLUME_GET failed");
else if( copy_to_user(argp, (void*) &volume, sizeof(u8)) )
ret = -EFAULT;
}
break;
case Si4709_IOC_DSMUTE_ON:
error("Si4709_IOC_DSMUTE_ON called");
if( (ret = Si4709_dev_DSMUTE_ON()) < 0 )
error("Si4709_IOC_DSMUTE_ON failed");
break;
case Si4709_IOC_DSMUTE_OFF:
error("Si4709_IOC_DSMUTE_OFF called");
if( (ret = Si4709_dev_DSMUTE_OFF()) < 0 )
error("Si4709_IOC_DSMUTE_OFF failed");
break;
case Si4709_IOC_MUTE_ON:
error("Si4709_IOC_MUTE_ON called");
if( (ret = Si4709_dev_MUTE_ON()) < 0 )
error("Si4709_IOC_MUTE_ON failed");
break;
case Si4709_IOC_MUTE_OFF:
error("Si4709_IOC_MUTE_OFF called");
if( (ret = Si4709_dev_MUTE_OFF()) < 0 )
error("Si4709_IOC_MUTE_OFF failed");
break;
case Si4709_IOC_MONO_SET:
error("Si4709_IOC_MONO_SET called");
if( (ret = Si4709_dev_MONO_SET()) < 0 )
error("Si4709_IOC_MONO_SET failed");
break;
case Si4709_IOC_STEREO_SET:
error("Si4709_IOC_STEREO_SET called");
if( (ret = Si4709_dev_STEREO_SET()) < 0 )
error("Si4709_IOC_STEREO_SET failed");
break;
case Si4709_IOC_RSTATE_GET:
{
dev_state_t dev_state;
error("Si4709_IOC_RSTATE_GET called");
if( (ret = Si4709_dev_rstate_get(&dev_state)) < 0)
error("Si4709_IOC_RSTATE_GET failed");
else if( copy_to_user(argp, (void*) &dev_state, sizeof(dev_state_t)) )
ret = -EFAULT;
}
break;
case Si4709_IOC_RDS_DATA_GET:
{
radio_data_t data;
error("Si4709_IOC_RDS_DATA_GET called");
if( (ret = Si4709_dev_RDS_data_get(&data)) < 0)
debug("Si4709_IOC_RDS_DATA_GET failed");
else if( copy_to_user(argp, (void*) &data, sizeof(radio_data_t)) )
ret = -EFAULT;
}
break;
case Si4709_IOC_RDS_ENABLE:
error("Si4709_IOC_RDS_ENABLE called");
if( (ret = Si4709_dev_RDS_ENABLE()) < 0 )
error("Si4709_IOC_RDS_ENABLE failed");
break;
case Si4709_IOC_RDS_DISABLE:
error("Si4709_IOC_RDS_DISABLE called");
if( (ret = Si4709_dev_RDS_DISABLE()) < 0 )
error("Si4709_IOC_RDS_DISABLE failed");
break;
case Si4709_IOC_RDS_TIMEOUT_SET:
{
u32 time_out;
error("Si4709_IOC_RDS_TIMEOUT_SET called");
if( copy_from_user((void*) &time_out, argp, sizeof(u32)) )
ret = -EFAULT;
else if ( (ret = Si4709_dev_RDS_timeout_set(time_out)) < 0 )
error("Si4709_IOC_RDS_TIMEOUT_SET failed");
}
break;
case Si4709_IOC_SEEK_CANCEL:
error("Si4709_IOC_SEEK_CANCEL called");
if( Si4709_dev_wait_flag == SEEK_WAITING )
{
Si4709_dev_wait_flag = SEEK_CANCEL;
wake_up_interruptible(&Si4709_waitq);
}
break;
/*VNVS:START 13-OCT'09---- Switch Case statements for calling functions which reads device-id,
chip-id,power configuration, system configuration2 registers */
case Si4709_IOC_CHIP_ID_GET:
{
chip_id chp_id;
error("Si4709_IOC_CHIP_ID called");
if( (ret = Si4709_dev_chip_id(&chp_id)) < 0)
error("Si4709_IOC_CHIP_ID failed");
else if( copy_to_user(argp, (void*) &chp_id, sizeof(chip_id)) )
ret = -EFAULT;
}
break;
case Si4709_IOC_DEVICE_ID_GET:
{
device_id dev_id;
error("Si4709_IOC_DEVICE_ID called");
if( (ret = Si4709_dev_device_id(&dev_id)) < 0)
error("Si4709_IOC_DEVICE_ID failed");
else if( copy_to_user(argp, (void*) &dev_id, sizeof(device_id)) )
ret = -EFAULT;
}
break;
case Si4709_IOC_SYS_CONFIG2_GET:
{
sys_config2 sys_conf2;
error("Si4709_IOC_SYS_CONFIG2 called");
if( (ret = Si4709_dev_sys_config2(&sys_conf2)) < 0)
error("Si4709_IOC_SYS_CONFIG2 failed");
else if( copy_to_user(argp, (void*) &sys_conf2, sizeof(sys_config2)) )
ret = -EFAULT;
}
break;
case Si4709_IOC_SYS_CONFIG3_GET:
{
sys_config3 sys_conf3;
error("Si4709_IOC_SYS_CONFIG3 called");
if( (ret = Si4709_dev_sys_config3(&sys_conf3)) < 0)
error("Si4709_IOC_SYS_CONFIG3 failed");
else if(copy_to_user(argp, (void*) &sys_conf3, sizeof(sys_config3)))
ret = -EFAULT;
}
break;
case Si4709_IOC_POWER_CONFIG_GET:
{
power_config pow_conf;
error("Si4709_IOC_POWER_CONFIG called");
if( (ret = Si4709_dev_power_config(&pow_conf)) < 0)
error("Si4709_IOC_POWER_CONFIG failed");
else if( copy_to_user(argp, (void*) &pow_conf, sizeof(power_config)) )
ret = -EFAULT;
}
break;
/*VNVS:END*/
/*VNVS:START 18-NOV'09*/
/*Reading AFCRL Bit*/
case Si4709_IOC_AFCRL_GET:
{
u8 afc;
error("Si4709_IOC_AFCRL_GET called");
if( (ret = Si4709_dev_AFCRL_get(&afc)) < 0)
error("Si4709_IOC_AFCRL_GET failed");
else if( copy_to_user(argp, (void*) &afc, sizeof(u8)) )
ret = -EFAULT;
}
break;
/*Setting DE-emphasis Time Constant. For DE=0,TC=50us(Europe,Japan,Australia) and DE=1,TC=75us(USA)*/
case Si4709_IOC_DE_SET:
{
u8 de_tc;
error("Si4709_IOC_DE_SET called");
if( copy_from_user((void*) &de_tc, argp, sizeof(u8)) )
ret = -EFAULT;
else if ( (ret = Si4709_dev_DE_set(de_tc)) < 0 )
error("Si4709_IOC_DE_SET failed");
}
break;
case Si4709_IOC_STATUS_RSSI_GET:
{
status_rssi status;
error("Si4709_IOC_STATUS_RSSI_GET called");
if( (ret = Si4709_dev_status_rssi(&status)) < 0)
error("Si4709_IOC_STATUS_RSSI_GET failed");
else if(copy_to_user(argp, (void*) &status, sizeof(status_rssi)))
ret = -EFAULT;
}
break;
case Si4709_IOC_SYS_CONFIG2_SET:
{
sys_config2 sys_conf2;
unsigned long n;
error("Si4709_IOC_SYS_CONFIG2_SET called");
n = copy_from_user((void*) &sys_conf2, argp, sizeof(sys_config2));
if(n)
{
debug("Si4709_IOC_SYS_CONFIG2_SET() : copy_from_user() has error!!Failed to read [%d] byes!", n);
ret = -EFAULT;
}
else if ( (ret = Si4709_dev_sys_config2_set(&sys_conf2)) < 0 )
error("Si4709_IOC_SYS_CONFIG2_SET failed");
}
break;
case Si4709_IOC_SYS_CONFIG3_SET:
{
sys_config3 sys_conf3;
unsigned long n;
error("Si4709_IOC_SYS_CONFIG3_SET called");
n = copy_from_user((void*) &sys_conf3, argp, sizeof(sys_config3));
if(n < 0)
{
debug("Si4709_IOC_SYS_CONFIG3_SET() : copy_from_user() has error!!Failed to read [%d] byes!", n);
ret = -EFAULT;
}else if ( (ret = Si4709_dev_sys_config3_set(&sys_conf3)) < 0 )
error("Si4709_IOC_SYS_CONFIG3_SET failed");
}
break;
/*Resetting the RDS Data Buffer*/
case Si4709_IOC_RESET_RDS_DATA:
{
error("Si4709_IOC_RESET_RDS_DATA called");
if( (ret = Si4709_dev_reset_rds_data()) < 0)
error("Si4709_IOC_RESET_RDS_DATA failed");
}
break;
/*VNVS:END*/
default:
debug(" ioctl default");
ret = -ENOTTY;
break;
}
return ret;
}
static int Si4709_ioctl(struct inode *inode, struct file *filp,
unsigned int ioctl_cmd, unsigned long arg)
{
int ret = 0;
void __user *argp = (void __user *)arg;
if (_IOC_TYPE(ioctl_cmd) != Si4709_IOC_MAGIC) {
pr_err("%s: invalid ioctl 1 0x%x\n", __func__, ioctl_cmd);
return -ENOTTY;
}
if (_IOC_NR(ioctl_cmd) > Si4709_IOC_NR_MAX) {
pr_err("%s: invalid ioctl 2 0x%x\n", __func__, ioctl_cmd);
return -ENOTTY;
}
switch (ioctl_cmd) {
case Si4709_IOC_POWERUP:
printk("%s: IOC_POWERUP called\n", __func__);
ret = Si4709_dev_powerup();
if (ret < 0)
pr_warn("%s: IOC_POWERUP failed\n", __func__);
break;
case Si4709_IOC_POWERDOWN:
printk("%s: IOC_POWERDOWN called\n", __func__);
ret = Si4709_dev_powerdown();
if (ret < 0)
pr_warn("%s: IOC_POWERDOWN failed\n", __func__);
break;
case Si4709_IOC_BAND_SET:
{
int band;
printk("%s: IOC_BAND_SET called\n", __func__);
if (copy_from_user((void *) &band, argp, sizeof(int)))
ret = -EFAULT;
else {
ret = Si4709_dev_band_set(band);
if (ret < 0)
pr_warn("%s: IOC_BAND_SET failed\n", __func__);
}
}
break;
case Si4709_IOC_CHAN_SPACING_SET:
{
int ch_spacing;
printk("%s: IOC_CHAN_SPACING_SET called\n", __func__);
if (copy_from_user((void *) &ch_spacing, argp, sizeof(int)))
ret = -EFAULT;
else {
ret = Si4709_dev_ch_spacing_set(ch_spacing);
if (ret < 0)
pr_warn("%s: IOC_CHAN_SPACING_SET failed\n",
__func__);
}
}
break;
case Si4709_IOC_CHAN_SELECT:
{
u32 frequency;
printk("%s; IOC_CHAN_SELECT called\n", __func__);
if (copy_from_user((void *) &frequency, argp, sizeof(u32)))
ret = -EFAULT;
else {
ret = Si4709_dev_chan_select(frequency);
if (ret < 0)
pr_warn("%s: IOC_CHAN_SELECT failed\n",
__func__);
}
}
break;
case Si4709_IOC_CHAN_GET:
{
u32 frequency;
printk("%s: IOC_CHAN_GET called\n", __func__);
ret = Si4709_dev_chan_get(&frequency);
if (ret < 0)
printk("%s: IOC_CHAN_GET failed\n", __func__);
else if (copy_to_user(argp, (void *) &frequency, sizeof(u32)))
ret = -EFAULT;
}
break;
case Si4709_IOC_SEEK_UP:
{
u32 frequency;
printk("%s: IOC_SEEK_UP called\n", __func__);
ret = Si4709_dev_seek_up(&frequency);
if (ret < 0)
pr_warn("%s: IOC_SEEK_UP failed\n", __func__);
else if (copy_to_user(argp, (void *) &frequency, sizeof(u32)))
ret = -EFAULT;
}
break;
case Si4709_IOC_SEEK_DOWN:
{
u32 frequency;
printk("%s: IOC_SEEK_DOWN called\n", __func__);
ret = Si4709_dev_seek_down(&frequency);
if (ret < 0)
pr_warn("%s: IOC_SEEK_DOWN failed\n", __func__);
else if (copy_to_user(argp, (void *) &frequency, sizeof(u32)))
ret = -EFAULT;
}
break;
case Si4709_IOC_RSSI_SEEK_TH_SET:
{
u8 RSSI_seek_th;
printk("%s: IOC_RSSI_SEEK_TH_SET called\n", __func__);
if (copy_from_user((void *) &RSSI_seek_th, argp, sizeof(u8)))
ret = -EFAULT;
else {
ret = Si4709_dev_RSSI_seek_th_set(RSSI_seek_th);
if (ret < 0)
pr_warn("%s: IOC_RSSI_SEEK_TH_SET failed\n",
__func__);
}
}
break;
case Si4709_IOC_SEEK_SNR_SET:
{
u8 seek_SNR_th;
printk("%s:_IOC_SEEK_SNR_SET called\n", __func__);
if (copy_from_user((void *) &seek_SNR_th, argp, sizeof(u8)))
ret = -EFAULT;
else {
ret = Si4709_dev_seek_SNR_th_set(seek_SNR_th);
if (ret < 0)
pr_warn("%s: IOC_SEEK_SNR_SET failed\n",
__func__);
}
}
break;
case Si4709_IOC_SEEK_CNT_SET:
{
u8 seek_FM_ID_th;
printk("%s: IOC_SEEK_CNT_SET called\n", __func__);
if (copy_from_user((void *) &seek_FM_ID_th, argp, sizeof(u8)))
ret = -EFAULT;
else {
ret = Si4709_dev_seek_FM_ID_th_set(seek_FM_ID_th);
if (ret < 0)
pr_warn("%s: IOC_SEEK_CNT_SET failed",
__func__);
}
}
break;
case Si4709_IOC_CUR_RSSI_GET:
{
rssi_snr_t data;
printk("%s: IOC_CUR_RSSI_GET called\n", __func__);
ret = Si4709_dev_cur_RSSI_get(&data);
if (ret < 0)
pr_warn("%s: IOC_CUR_RSSI_GET failed\n", __func__);
else if (copy_to_user(argp, (void *) &data, sizeof(rssi_snr_t)))
ret = -EFAULT;
printk("curr_rssi:%d\ncurr_rssi_th:%d\ncurr_snr:%d\n",
data.curr_rssi, data.curr_rssi_th, data.curr_snr);
}
break;
case Si4709_IOC_VOLEXT_ENB:
printk("%s: IOC_VOLEXT_ENB called\n", __func__);
ret = Si4709_dev_VOLEXT_ENB();
if (ret < 0)
pr_warn("%s: IOC_VOLEXT_ENB failed\n", __func__);
break;
case Si4709_IOC_VOLEXT_DISB:
printk("%s: IOC_VOLEXT_DISB called\n", __func__);
ret = Si4709_dev_VOLEXT_DISB();
if (ret < 0)
pr_warn("%s: IOC_VOLEXT_DISB failed\n", __func__);
break;
case Si4709_IOC_VOLUME_SET:
{
u8 volume;
printk("%s: IOC_VOLUME_SET called\n", __func__);
if (copy_from_user((void *) &volume, argp, sizeof(u8)))
ret = -EFAULT;
else {
ret = Si4709_dev_volume_set(volume);
if (ret < 0)
pr_warn("%s: IOC_VOLUME_SET failed\n",
__func__);
}
}
break;
case Si4709_IOC_VOLUME_GET:
{
u8 volume;
printk("%s: IOC_VOLUME_GET called\n", __func__);
ret = Si4709_dev_volume_get(&volume);
if (ret < 0)
pr_warn("%s: IOC_VOLUME_GET failed\n", __func__);
else if (copy_to_user(argp, (void *) &volume, sizeof(u8)))
ret = -EFAULT;
}
break;
case Si4709_IOC_DSMUTE_ON:
printk("%s: IOC_DSMUTE_ON called\n", __func__);
ret = Si4709_dev_DSMUTE_ON();
if (ret < 0)
pr_err("%s: IOC_DSMUTE_ON failed\n", __func__);
break;
case Si4709_IOC_DSMUTE_OFF:
printk("%s: IOC_DSMUTE_OFF called\n", __func__);
ret = Si4709_dev_DSMUTE_OFF();
if (ret < 0)
pr_err("%s: IOC_DSMUTE_OFF failed\n", __func__);
break;
case Si4709_IOC_MUTE_ON:
printk("%s: IOC_MUTE_ON called\n", __func__);
ret = Si4709_dev_MUTE_ON();
if (ret < 0)
pr_warn("%s: IOC_MUTE_ON failed\n", __func__);
break;
case Si4709_IOC_MUTE_OFF:
printk("%s: IOC_MUTE_OFF called\n", __func__);
ret = Si4709_dev_MUTE_OFF();
if (ret < 0)
pr_warn("%s: IOC_MUTE_OFF failed\n", __func__);
break;
case Si4709_IOC_MONO_SET:
printk("%s: IOC_MONO_SET called\n", __func__);
ret = Si4709_dev_MONO_SET();
if (ret < 0)
pr_warn("%s: IOC_MONO_SET failed\n", __func__);
break;
case Si4709_IOC_STEREO_SET:
printk("%s: IOC_STEREO_SET called\n", __func__);
ret = Si4709_dev_STEREO_SET();
if (ret < 0)
pr_warn("%s: IOC_STEREO_SET failed\n", __func__);
break;
case Si4709_IOC_RSTATE_GET:
{
dev_state_t dev_state;
printk("%s: IOC_RSTATE_GET called\n", __func__);
ret = Si4709_dev_rstate_get(&dev_state);
if (ret < 0)
pr_warn("%s: IOC_RSTATE_GET failed\n", __func__);
else if (copy_to_user(argp, (void *) &dev_state,
sizeof(dev_state_t)))
ret = -EFAULT;
}
break;
case Si4709_IOC_RDS_DATA_GET:
{
radio_data_t data;
printk("%s: IOC_RDS_DATA_GET called\n", __func__);
ret = Si4709_dev_RDS_data_get(&data);
if (ret < 0)
pr_warn("%s: IOC_RDS_DATA_GET failed\n", __func__);
else if (copy_to_user(argp, (void *) &data,
sizeof(radio_data_t)))
ret = -EFAULT;
}
break;
case Si4709_IOC_RDS_ENABLE:
printk("%s: IOC_RDS_ENABLE called\n", __func__);
ret = Si4709_dev_RDS_ENABLE();
if (ret < 0)
pr_warn("%s: IOC_RDS_ENABLE failed\n", __func__);
break;
case Si4709_IOC_RDS_DISABLE:
printk("%s: IOC_RDS_DISABLE called\n", __func__);
ret = Si4709_dev_RDS_DISABLE();
if (ret < 0)
pr_warn("%s :IOC_RDS_DISABLE failed\n", __func__);
break;
case Si4709_IOC_RDS_TIMEOUT_SET:
{
u32 time_out;
printk("%s: IOC_RDS_TIMEOUT_SET called\n", __func__);
if (copy_from_user((void *) &time_out, argp, sizeof(u32)))
ret = -EFAULT;
else {
ret = Si4709_dev_RDS_timeout_set(time_out);
if (ret < 0)
pr_warn("%s: IOC_RDS_TIMEOUT_SET failed\n",
__func__);
}
}
break;
case Si4709_IOC_SEEK_CANCEL:
printk("%s: IOC_SEEK_CANCEL called\n", __func__);
if (Si4709_dev_wait_flag == SEEK_WAITING) {
Si4709_dev_wait_flag = SEEK_CANCEL;
wake_up_interruptible(&Si4709_waitq);
}
break;
/* Switch Case statements for calling functions which reads device-id,
* chip-id,power configuration, system configuration2 registers
*/
case Si4709_IOC_CHIP_ID_GET:
{
chip_id chp_id;
printk("%s: IOC_CHIP_ID called\n", __func__);
ret = Si4709_dev_chip_id(&chp_id);
if (ret < 0)
pr_warn("%s: IOC_CHIP_ID failed\n", __func__);
else if (copy_to_user(argp, (void *) &chp_id, sizeof(chip_id)))
ret = -EFAULT;
}
break;
case Si4709_IOC_DEVICE_ID_GET:
{
device_id dev_id;
printk("%s: IOC_DEVICE_ID called\n", __func__);
ret = Si4709_dev_device_id(&dev_id);
if (ret < 0)
pr_warn("%s: IOC_DEVICE_ID failed\n", __func__);
else if (copy_to_user(argp, (void *) &dev_id,
sizeof(device_id)))
ret = -EFAULT;
}
break;
case Si4709_IOC_SYS_CONFIG2_GET:
{
sys_config2 sys_conf2;
printk("%s: IOC_SYS_CONFIG2 called\n", __func__);
ret = Si4709_dev_sys_config2(&sys_conf2);
if (ret < 0)
pr_warn("%s: IOC_SYS_CONFIG2 failed\n", __func__);
else if (copy_to_user(argp, (void *) &sys_conf2,
sizeof(sys_config2)))
ret = -EFAULT;
}
break;
case Si4709_IOC_SYS_CONFIG3_GET:
{
sys_config3 sys_conf3;
printk("%s: IOC_SYS_CONFIG3 called", __func__);
ret = Si4709_dev_sys_config3(&sys_conf3);
if (ret < 0)
pr_warn("%s: IOC_SYS_CONFIG3 failed\n", __func__);
else if (copy_to_user(argp, (void *) &sys_conf3,
sizeof(sys_config3)))
ret = -EFAULT;
}
break;
case Si4709_IOC_POWER_CONFIG_GET:
{
power_config pow_conf;
printk("%s: IOC_POWER_CONFIG called", __func__);
ret = Si4709_dev_power_config(&pow_conf);
if (ret < 0)
pr_warn("%s: IOC_POWER_CONFIG failed\n", __func__);
else if (copy_to_user(argp, (void *) &pow_conf,
sizeof(power_config)))
ret = -EFAULT;
}
break;
/* VNVS:END */
/* VNVS:START 18-NOV'09 */
/* Reading AFCRL Bit */
case Si4709_IOC_AFCRL_GET:
{
u8 afc;
printk("%s: IOC_AFCRL_GET called\n", __func__);
ret = Si4709_dev_AFCRL_get(&afc);
if (ret < 0)
printk("%s: IOC_AFCRL_GET failed\n", __func__);
else if (copy_to_user(argp, (void *) &afc, sizeof(u8)))
ret = -EFAULT;
}
break;
/* Setting DE-emphasis Time Constant.
* For DE=0,TC=50us(Europe,Japan,Australia) and DE=1,TC=75us(USA)
*/
case Si4709_IOC_DE_SET:
{
u8 de_tc;
printk("%s: IOC_DE_SET called\n", __func__);
if (copy_from_user((void *) &de_tc, argp, sizeof(u8)))
ret = -EFAULT;
else {
ret = Si4709_dev_DE_set(de_tc);
if (ret < 0)
pr_warn("%s: IOC_DE_SET failed\n", __func__);
}
}
break;
case Si4709_IOC_STATUS_RSSI_GET:
{
status_rssi status;
printk("%s: IOC_STATUS_RSSI_GET called\n", __func__);
ret = Si4709_dev_status_rssi(&status);
if (ret < 0)
pr_warn("%s: IOC_STATUS_RSSI_GET failed\n", __func__);
else if (copy_to_user(argp, (void *) &status,
sizeof(status_rssi)))
ret = -EFAULT;
}
break;
case Si4709_IOC_SYS_CONFIG2_SET:
{
sys_config2 sys_conf2;
unsigned long n;
printk("%s: IOC_SYS_CONFIG2_SET called\n", __func__);
n = copy_from_user((void *) &sys_conf2, argp,
sizeof(sys_config2));
if (n) {
pr_err("%s: Failed to read [%d] byes!\n", __func__, n);
ret = -EFAULT;
} else {
ret = Si4709_dev_sys_config2_set(&sys_conf2);
if (ret < 0)
pr_warn("%s: IOC_SYS_CONFIG2_SET failed\n",
__func__);
}
}
break;
case Si4709_IOC_SYS_CONFIG3_SET:
{
sys_config3 sys_conf3;
unsigned long n;
printk("%s: IOC_SYS_CONFIG3_SET called", __func__);
n = copy_from_user((void *) &sys_conf3, argp,
sizeof(sys_config3));
if (n < 0) {
pr_err("%s: Failed to read [%d] byes!\n", __func__, n);
ret = -EFAULT;
} else {
ret = Si4709_dev_sys_config3_set(&sys_conf3);
if (ret < 0)
pr_warn("%s: IOC_SYS_CONFIG3_SET failed\n",
__func__);
}
}
break;
/*Resetting the RDS Data Buffer*/
case Si4709_IOC_RESET_RDS_DATA:
printk("%s: IOC_RESET_RDS_DATA called\n", __func__);
ret = Si4709_dev_reset_rds_data();
if (ret < 0)
pr_warn("%s: IOC_RESET_RDS_DATA failed\n", __func__);
break;
default:
pr_warn("%s: ioctl default\n", __func__);
ret = -ENOTTY;
break;
}
return ret;
}
static int Si4709_ioctl(struct inode *inode, struct file *filp,
unsigned int ioctl_cmd, unsigned long arg)
{
int ret = 0;
void __user *argp = (void __user *)arg;
if( _IOC_TYPE(ioctl_cmd) != Si4709_IOC_MAGIC )
{
debug("Inappropriate ioctl 1 0x%x",ioctl_cmd);
return -ENOTTY;
}
if( _IOC_NR(ioctl_cmd) > Si4709_IOC_NR_MAX )
{
debug("Inappropriate ioctl 2 0x%x",ioctl_cmd);
return -ENOTTY;
}
switch (ioctl_cmd)
{
case Si4709_IOC_POWERUP:
if( (ret = Si4709_dev_powerup()) < 0 )
{
debug("Si4709_IOC_POWERUP failed");
}
break;
case Si4709_IOC_POWERDOWN:
if( (ret = Si4709_dev_powerdown()) < 0 )
{
debug("Si4709_IOC_POWERDOWN failed");
}
break;
case Si4709_IOC_BAND_SET:
{
int band;
if( copy_from_user((void*) &band, argp, sizeof(int)) )
{
ret = -EFAULT;
}
else if( (ret = Si4709_dev_band_set(band)) < 0)
{
debug("Si4709_IOC_BAND_SET failed");
}
}
break;
case Si4709_IOC_CHAN_SPACING_SET:
{
int ch_spacing;
if( copy_from_user((void*) &ch_spacing, argp, sizeof(int)) )
{
ret = -EFAULT;
}
else if ((ret = Si4709_dev_ch_spacing_set(ch_spacing)) < 0)
{
debug("Si4709_IOC_CHAN_SPACING_SET failed");
}
}
break;
case Si4709_IOC_CHAN_SELECT:
{
u32 frequency;
if( copy_from_user((void*) &frequency, argp, sizeof(u32)) )
{
ret = -EFAULT;
}
else if ( (ret = Si4709_dev_chan_select(frequency)) < 0 )
{
debug("Si4709_IOC_CHAN_SELECT failed");
}
}
break;
case Si4709_IOC_CHAN_GET:
{
u32 frequency;
if( (ret = Si4709_dev_chan_get(&frequency)) < 0)
{
debug("Si4709_IOC_CHAN_GET failed");
}
else if( copy_to_user(argp, (void*) &frequency, sizeof(u32)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_SEEK_UP:
{
u32 frequency;
if( (ret = Si4709_dev_seek_up(&frequency)) < 0)
{
debug("Si4709_IOC_SEEK_UP failed");
}
else if( copy_to_user(argp, (void*) &frequency, sizeof(u32)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_SEEK_DOWN:
{
u32 frequency;
if( (ret = Si4709_dev_seek_down(&frequency)) < 0)
{
debug("Si4709_IOC_SEEK_DOWN failed");
}
else if( copy_to_user(argp, (void*) &frequency, sizeof(u32)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_SEEK_AUTO:
{
u32 *seek_preset_user;
int i = 0;
debug("Si4709_IOC_SEEK_AUTO called");
if( (seek_preset_user = (u32 *)kzalloc(sizeof(u32) * NUM_SEEK_PRESETS,
GFP_KERNEL)) == NULL )
{
debug("Si4709_ioctl: no memory");
ret = -ENOMEM;
}
else
{
if((ret = Si4709_dev_seek_auto(seek_preset_user)) < 0)
{
debug("Si4709_IOC_SEEK_AUTO failed");
}
else if ( copy_to_user(argp, (u32*) seek_preset_user, sizeof(int) * NUM_SEEK_PRESETS) )
{
ret = -EFAULT;
}
kfree(seek_preset_user);
}
}
break;
case Si4709_IOC_RSSI_SEEK_TH_SET:
{
u8 RSSI_seek_th;
if( copy_from_user((void*) &RSSI_seek_th, argp, sizeof(u8)) )
{
ret = -EFAULT;
}
else if ( (ret = Si4709_dev_RSSI_seek_th_set(RSSI_seek_th)) < 0 )
{
debug("Si4709_IOC_RSSI_SEEK_TH_SET failed");
}
}
break;
case Si4709_IOC_SEEK_SNR_SET:
{
u8 seek_SNR_th;
if( copy_from_user((void*) &seek_SNR_th, argp, sizeof(u8)) )
{
ret = -EFAULT;
}
else if( (ret = Si4709_dev_seek_SNR_th_set(seek_SNR_th)) < 0 )
{
debug("Si4709_IOC_SEEK_SNR_SET failed");
}
}
break;
case Si4709_IOC_SEEK_CNT_SET:
{
u8 seek_FM_ID_th;
if( copy_from_user((void*) &seek_FM_ID_th, argp, sizeof(u8)) )
{
ret = -EFAULT;
}
else if ( (ret = Si4709_dev_seek_FM_ID_th_set(seek_FM_ID_th)) < 0 )
{
debug("Si4709_IOC_SEEK_CNT_SET failed");
}
}
break;
case Si4709_IOC_CUR_RSSI_GET:
{
u8 curr_rssi;
if( (ret = Si4709_dev_cur_RSSI_get(&curr_rssi)) < 0)
{
debug("Si4709_IOC_CUR_RSSI_GET failed");
}
else if( copy_to_user(argp, (void*) &curr_rssi, sizeof(u8 )) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_AFCRL_GET:
{
u8 curr_afcrl;
if( (ret = Si4709_dev_AFCRL_get(&curr_afcrl)) < 0)
{
debug("Si4709_IOC_AFCRL_GET failed");
}
else if( copy_to_user(argp, (void*) &curr_afcrl, sizeof(u8 )) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_VOLEXT_ENB:
if( (ret = Si4709_dev_VOLEXT_ENB()) < 0 )
{
debug("Si4709_IOC_VOLEXT_ENB failed");
}
break;
case Si4709_IOC_VOLEXT_DISB:
if( (ret = Si4709_dev_VOLEXT_DISB()) < 0 )
{
debug("Si4709_IOC_VOLEXT_DISB failed");
}
break;
case Si4709_IOC_VOLUME_SET:
{
u8 volume;
if( copy_from_user((void*) &volume, argp, sizeof(u8)) )
{
ret = -EFAULT;
}
else if ( (ret = Si4709_dev_volume_set(volume)) < 0 )
{
debug("Si4709_IOC_VOLUME_SET failed");
}
}
break;
case Si4709_IOC_VOLUME_GET:
{
u8 volume;
if( (ret = Si4709_dev_volume_get(&volume)) < 0)
{
debug("Si4709_IOC_VOLUME_GET failed");
}
else if( copy_to_user(argp, (void*) &volume, sizeof(u8)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_MUTE_ON:
if( (ret = Si4709_dev_MUTE_ON()) < 0 )
{
debug("Si4709_IOC_MUTE_ON failed");
}
break;
case Si4709_IOC_MUTE_OFF:
if( (ret = Si4709_dev_MUTE_OFF()) < 0 )
{
debug("Si4709_IOC_MUTE_OFF failed");
}
break;
case Si4709_IOC_MONO_SET:
if( (ret = Si4709_dev_MONO_SET()) < 0 )
{
debug("Si4709_IOC_MONO_SET failed");
}
break;
case Si4709_IOC_STEREO_SET:
if( (ret = Si4709_dev_STEREO_SET()) < 0 )
{
debug("Si4709_IOC_STEREO_SET failed");
}
break;
case Si4709_IOC_RSTATE_GET:
{
dev_state_t dev_state;
if( (ret = Si4709_dev_rstate_get(&dev_state)) < 0)
{
debug("Si4709_IOC_RSTATE_GET failed");
}
else if( copy_to_user(argp, (void*) &dev_state, sizeof(dev_state_t)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_RDS_DATA_GET:
{
radio_data_t data;
if( (ret = Si4709_dev_RDS_data_get(&data)) < 0)
{
debug("Si4709_IOC_RDS_DATA_GET failed");
}
else if( copy_to_user(argp, (void*) &data, sizeof(radio_data_t)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_RDS_ENABLE:
if( (ret = Si4709_dev_RDS_ENABLE()) < 0 )
{
debug("Si4709_IOC_STEREO_SET failed");
}
break;
case Si4709_IOC_RDS_DISABLE:
if( (ret = Si4709_dev_RDS_DISABLE()) < 0 )
{
debug("Si4709_IOC_STEREO_SET failed");
}
break;
case Si4709_IOC_RDS_TIMEOUT_SET:
{
u32 time_out;
debug("Switch case:Si4709_IOC_RDS_TIMEOUT_SET called");
if( copy_from_user((void*) &time_out, argp, sizeof(u32)) )
{
ret = -EFAULT;
}
else if ( (ret = Si4709_dev_RDS_timeout_set(time_out)) < 0 )
{
debug("Si4709_IOC_RDS_TIMEOUT_SET failed");
}
}
break;
case Si4709_IOC_SEEK_CANCEL:
if( Si4709_dev_wait_flag == SEEK_WAITING )
{
Si4709_dev_wait_flag = SEEK_CANCEL;
wake_up_interruptible(&Si4709_waitq);
}
break;
case Si4709_IOC_SEEK_SNR_GET:
{
u8 snr_th;
if( (ret = Si4709_dev_seek_snr_th_get(&snr_th)) < 0)
{
debug("Si4709_IOC_SEEK_SNR_GET failed");
}
else if( copy_to_user(argp, (void*) &snr_th, sizeof(u8)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_SEEK_CNT_GET :
{
u8 cnt_th;
if( (ret = Si4709_dev_seek_cnt_th_get(&cnt_th)) < 0)
{
debug("Si4709_IOC_SEEK_CNT_GET failed");
}
else if( copy_to_user(argp, (void*) &cnt_th, sizeof(u8)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_RSSI_SEEK_TH_GET:
{
u8 rssi_th;
if( (ret = Si4709_dev_rssi_seek_th_get(&rssi_th)) < 0)
{
debug("Si4709_IOC_RSSI_SEEK_TH_GET failed");
}
else if( copy_to_user(argp, (void*) &rssi_th, sizeof(u8)) )
{
ret = -EFAULT;
}
}
break;
case Si4709_IOC_CUR_SNR_GET:
{
u8 curr_snr;
if( (ret = Si4709_dev_cur_SNR_get(&curr_snr)) < 0)
{
debug("Si4709_IOC_CUR_SNR_GET failed");
}
else if( copy_to_user(argp, (void*) &curr_snr, sizeof(u8)) )
{
ret = -EFAULT;
}
}
break;
default:
debug(" ioctl default");
ret = -ENOTTY;
break;
}
return ret;
}
