--- /drivers/media/dvb/frontends/cx24110.h Tue 03 Jan 04:21:00 2006
+++ /drivers/media/dvb/frontends/cx24110.h Tue 21 Feb 13:59:00 2006
@@ -35,6 +35,7 @@
 	/* PLL maintenance */
 	int (*pll_init)(struct dvb_frontend* fe);
 	int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);
+	int (*pll_sleep)(struct dvb_frontend* fe);
 };
 
 extern struct dvb_frontend* cx24110_attach(const struct cx24110_config* config,
--- /drivers/media/dvb/frontends/cx24110.c Mon 13 Feb 13:47:00 2006
+++ /drivers/media/dvb/frontends/cx24110.c Tue 21 Feb 13:59:00 2006
@@ -250,7 +250,7 @@
 	static const u32 bands[]={5000000UL,15000000UL,90999000UL/2};
 	int i;
 
-dprintk("cx24110 debug: entering %s(%d)\n",__FUNCTION__,srate);
+	dprintk("cx24110 debug: entering %s(%d)\n",__FUNCTION__,srate);
 	if (srate>90999000UL/2)
 		srate=90999000UL/2;
 	if (srate<500000)
@@ -371,6 +371,15 @@
 	return 0;
 }
 
+static int cx24110_sleep(struct dvb_frontend *fe)
+{
+	struct cx24110_state *state = fe->demodulator_priv;
+
+	if (state->config->pll_sleep)
+		  return state->config->pll_sleep(fe);
+	return 0;
+}
+
 static int cx24110_set_voltage (struct dvb_frontend* fe, fe_sec_voltage_t voltage)
 {
 	struct cx24110_state *state = fe->demodulator_priv;
@@ -418,6 +426,9 @@
 	struct cx24110_state *state = fe->demodulator_priv;
 	unsigned long timeout;
 
+	if (cmd->msg_len < 3 || cmd->msg_len > 6)
+		return -EINVAL;  /* not implemented */
+
 	for (i = 0; i < cmd->msg_len; i++)
 		cx24110_writereg(state, 0x79 + i, cmd->msg[i]);
 
@@ -639,6 +651,7 @@
 	.release = cx24110_release,
 
 	.init = cx24110_initfe,
+	.sleep = cx24110_sleep,
 	.set_frontend = cx24110_set_frontend,
 	.get_frontend = cx24110_get_frontend,
 	.read_status = cx24110_read_status,