112 	struct mutex demod_lock;  member
1796 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_fw_pid_filter_ctrl()
1806 	mutex_unlock(&state->demod_lock);  in dib9000_fw_pid_filter_ctrl()
1831 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_fw_pid_filter()
1838 	mutex_unlock(&state->demod_lock);  in dib9000_fw_pid_filter()
1877 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_sleep()
1889 	mutex_unlock(&state->demod_lock);  in dib9000_sleep()
1908 		if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_get_frontend()
1967 		mutex_unlock(&state->demod_lock);  in dib9000_get_frontend()
2015 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_set_frontend()
2084 		mutex_unlock(&state->demod_lock);  in dib9000_set_frontend()
2140 	mutex_unlock(&state->demod_lock);  in dib9000_set_frontend()
2178 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_read_status()
2200 	mutex_unlock(&state->demod_lock);  in dib9000_read_status()
2211 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_read_ber()
2234 	mutex_unlock(&state->demod_lock);  in dib9000_read_ber()
2246 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_read_signal_strength()
2279 	mutex_unlock(&state->demod_lock);  in dib9000_read_signal_strength()
2329 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_read_snr()
2343 	mutex_unlock(&state->demod_lock);  in dib9000_read_snr()
2354 	if (mutex_lock_interruptible(&state->demod_lock) < 0) {  in dib9000_read_unc_blocks()
2374 	mutex_unlock(&state->demod_lock);  in dib9000_read_unc_blocks()
2503 	mutex_init(&st->demod_lock);  in dib9000_attach()