diff --git a/drivers/input/serio/hp_sdc.c b/drivers/input/serio/hp_sdc.c
index edfedd9..7b233a4 100644
--- a/drivers/input/serio/hp_sdc.c
+++ b/drivers/input/serio/hp_sdc.c
@@ -105,6 +105,10 @@
 EXPORT_SYMBOL(hp_sdc_enqueue_transaction);
 EXPORT_SYMBOL(hp_sdc_dequeue_transaction);
 
+static unsigned int hp_sdc_disabled;
+module_param_named(no_hpsdc, hp_sdc_disabled, bool, 0);
+MODULE_PARM_DESC(no_hpsdc, "Do not enable HP SDC driver.");
+
 static hp_i8042_sdc	hp_sdc;	/* All driver state is kept in here. */
 
 /*************** primitives for use in any context *********************/
@@ -980,6 +984,11 @@
 	unsigned char i;
 #endif
 
+	if (hp_sdc_disabled) {
+		printk(KERN_WARNING PREFIX "HP SDC driver disabled by no_hpsdc=1.\n");
+		return -ENODEV;
+	}
+
 	hp_sdc.dev = NULL;
 	hp_sdc.dev_err = 0;
 #if defined(__hppa__)