From: Keith Packard <keithp@keithp.com>
Date: Mon, 5 Apr 2010 02:48:50 +0000 (-0700)
Subject: Make ao_radio_idle keep trying to get the radio to idle.
X-Git-Tag: debian/0.6+163+g01e524f~15
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=b0b99f30c4e00689e9faceb363a5c7284541c6be;hp=0e7abc9fedec568b431c983d3df1b0b29f4f10e3

Make ao_radio_idle keep trying to get the radio to idle.

Attempting to abort a radio operation could lead to a hang if the user
of the radio jumped in and started using it again before the task
attempting to abort woke up. This change just keeps smacking the radio
until the radio goes idle long enough to detect it.
---

diff --git a/src/ao_radio.c b/src/ao_radio.c
index bb19c6a9..0849349e 100644
--- a/src/ao_radio.c
+++ b/src/ao_radio.c
@@ -317,8 +317,8 @@ ao_radio_idle(void)
 {
 	if (RF_MARCSTATE != RF_MARCSTATE_IDLE)
 	{
-		RFST = RFST_SIDLE;
 		do {
+			RFST = RFST_SIDLE;
 			ao_yield();
 		} while (RF_MARCSTATE != RF_MARCSTATE_IDLE);
 	}