From: "Michael Büsch" <m@bues.ch>
To: Mauro Carvalho Chehab <mchehab@infradead.org>
Cc: linux-media <linux-media@vger.kernel.org>
Subject: [PATCH 4/4] fc0011: Return early, if the frequency is already tuned
Date: Thu, 7 Feb 2013 17:21:06 +0100 [thread overview]
Message-ID: <20130207172106.1c8f4dd7@milhouse> (raw)
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Return early, if we already tuned to a frequency.
Signed-off-by: Michael Buesch <m@bues.ch>
---
Index: linux/drivers/media/tuners/fc0011.c
===================================================================
--- linux.orig/drivers/media/tuners/fc0011.c 2013-01-01 23:25:40.000000000 +0100
+++ linux/drivers/media/tuners/fc0011.c 2013-01-01 23:27:44.985089712 +0100
@@ -187,6 +187,9 @@
u8 fa, fp, vco_sel, vco_cal;
u8 regs[FC11_NR_REGS] = { };
+ if (priv->frequency == p->frequency)
+ return 0;
+
regs[FC11_REG_7] = 0x0F;
regs[FC11_REG_8] = 0x3E;
regs[FC11_REG_10] = 0xB8;
--
Greetings, Michael.
PGP: 908D8B0E
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reply other threads:[~2013-02-07 17:05 UTC|newest]
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