diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
index f9d0876..4eed783 100644
--- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
+++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
@@ -137,7 +137,8 @@
 			flexcop_diseqc_send_byte(fe, 0xff);
 		else {
 			flexcop_set_tone(fe, SEC_TONE_ON);
-			udelay(12500);
+			mdelay(12);
+			udelay(500);
 			flexcop_set_tone(fe, SEC_TONE_OFF);
 		}
 		msleep(20);
diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c
index a763756..aa3db57 100644
--- a/drivers/media/dvb/bt8xx/dst.c
+++ b/drivers/media/dvb/bt8xx/dst.c
@@ -1244,7 +1244,7 @@
 		goto error;
 	}
 	if (state->type_flags & DST_TYPE_HAS_FW_1)
-		udelay(3000);
+		mdelay(3);
 	if (read_dst(state, &reply, GET_ACK)) {
 		dprintk(verbose, DST_DEBUG, 1, "Trying to recover.. ");
 		if ((dst_error_recovery(state)) < 0) {
@@ -1260,7 +1260,7 @@
 	if (len >= 2 && data[0] == 0 && (data[1] == 1 || data[1] == 3))
 		goto error;
 	if (state->type_flags & DST_TYPE_HAS_FW_1)
-		udelay(3000);
+		mdelay(3);
 	else
 		udelay(2000);
 	if (!dst_wait_dst_ready(state, NO_DELAY))
diff --git a/drivers/media/video/bt8xx/bttv-cards.c b/drivers/media/video/bt8xx/bttv-cards.c
index 9001de2..6081edc 100644
--- a/drivers/media/video/bt8xx/bttv-cards.c
+++ b/drivers/media/video/bt8xx/bttv-cards.c
@@ -4039,7 +4039,8 @@
 
 	gpio_inout(mask,mask);
 	gpio_bits(mask,0);
-	udelay(2500);
+	mdelay(2);
+	udelay(500);
 	gpio_bits(mask,mask);
 
 	if (bttv_gpio)