diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
index f9d087669d5db3dce7de713182e50eec8bdcc6d6..4eed783f4bce0daaa4e724e20bfbfe21f80cdef9 100644
--- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
+++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
@@ -137,7 +137,8 @@ static int flexcop_send_diseqc_msg(struct dvb_frontend* fe, int len, u8 *msg, un
 			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 a7637562e74200943bb846dddf81a8318b8b9dc4..aa3db57d32d94ce7ac01abb81b3ab41bbb501e2a 100644
--- a/drivers/media/dvb/bt8xx/dst.c
+++ b/drivers/media/dvb/bt8xx/dst.c
@@ -1244,7 +1244,7 @@ static int dst_command(struct dst_state *state, u8 *data, u8 len)
 		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 @@ static int dst_command(struct dst_state *state, u8 *data, u8 len)
 	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 9001de23332310df12acdccefdeae904053f082f..6081edc362df4fb8adad2d87794cc2ba8990bb21 100644
--- a/drivers/media/video/bt8xx/bttv-cards.c
+++ b/drivers/media/video/bt8xx/bttv-cards.c
@@ -4039,7 +4039,8 @@ static void __devinit boot_msp34xx(struct bttv *btv, int pin)
 
 	gpio_inout(mask,mask);
 	gpio_bits(mask,0);
-	udelay(2500);
+	mdelay(2);
+	udelay(500);
 	gpio_bits(mask,mask);
 
 	if (bttv_gpio)