* [PATCH] af9035: Use usleep_range() in fc0011 support code
@ 2012-04-03 9:11 Michael Büsch
2012-04-03 10:20 ` Antti Palosaari
0 siblings, 1 reply; 2+ messages in thread
From: Michael Büsch @ 2012-04-03 9:11 UTC (permalink / raw)
To: Antti Palosaari; +Cc: linux-media
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Use usleep_range() instead of msleep() to improve power saving opportunities.
Signed-off-by: Michael Buesch <m@bues.ch>
---
Index: linux/drivers/media/dvb/dvb-usb/af9035.c
===================================================================
--- linux.orig/drivers/media/dvb/dvb-usb/af9035.c 2012-04-03 10:49:18.270364916 +0200
+++ linux/drivers/media/dvb/dvb-usb/af9035.c 2012-04-03 10:49:57.495125781 +0200
@@ -590,7 +590,7 @@
err = af9035_wr_reg_mask(d, 0xd8d1, 1, 1);
if (err)
return err;
- msleep(10);
+ usleep_range(10000, 50000);
break;
case FC0011_FE_CALLBACK_RESET:
err = af9035_wr_reg(d, 0xd8e9, 1);
@@ -602,11 +602,11 @@
err = af9035_wr_reg(d, 0xd8e7, 1);
if (err)
return err;
- msleep(10);
+ usleep_range(10000, 20000);
err = af9035_wr_reg(d, 0xd8e7, 0);
if (err)
return err;
- msleep(10);
+ usleep_range(10000, 20000);
break;
default:
return -EINVAL;
--
Greetings, Michael.
PGP encryption is encouraged / 908D8B0E
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] af9035: Use usleep_range() in fc0011 support code
2012-04-03 9:11 [PATCH] af9035: Use usleep_range() in fc0011 support code Michael Büsch
@ 2012-04-03 10:20 ` Antti Palosaari
0 siblings, 0 replies; 2+ messages in thread
From: Antti Palosaari @ 2012-04-03 10:20 UTC (permalink / raw)
To: Michael Büsch; +Cc: linux-media
On 03.04.2012 12:11, Michael Büsch wrote:
> Use usleep_range() instead of msleep() to improve power saving opportunities.
>
> Signed-off-by: Michael Buesch<m@bues.ch>
Applied thanks!
http://git.linuxtv.org/anttip/media_tree.git/shortlog/refs/heads/af9035_experimental
regards
Antti
--
http://palosaari.fi/
^ permalink raw reply [flat|nested] 2+ messages in thread
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2012-04-03 9:11 [PATCH] af9035: Use usleep_range() in fc0011 support code Michael Büsch
2012-04-03 10:20 ` Antti Palosaari
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