From 2f9d839a1dfe321c882841559112d07b66960a7a Mon Sep 17 00:00:00 2001
From: Arjan van de Ven <arjan@linux.intel.com>
Date: Tue, 8 Apr 2008 17:41:55 -0700
Subject: [PATCH] --- yaml --- r: 88203 b: refs/heads/master c:
 4b47c971dc947cadecc20dc7681037e96ece520e h: refs/heads/master i:   88201:
 39ee35a7e1e070a8bb250ccf6a106d54675b826c   88199:
 3868f627639866b257daad1be3b612249e3efcad v: v3

---
 [refs]                   |  2 +-
 trunk/sound/pci/es1968.c | 14 +++++++++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index d97cc7b8409d..4748d80b60f8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 41e3355de052693c7a0cad74b845148d262edadf
+refs/heads/master: 4b47c971dc947cadecc20dc7681037e96ece520e
diff --git a/trunk/sound/pci/es1968.c b/trunk/sound/pci/es1968.c
index 25ccfce45759..7d911a18c082 100644
--- a/trunk/sound/pci/es1968.c
+++ b/trunk/sound/pci/es1968.c
@@ -617,6 +617,18 @@ static int snd_es1968_ac97_wait(struct es1968 *chip)
 	return 1; /* timeout */
 }
 
+static int snd_es1968_ac97_wait_poll(struct es1968 *chip)
+{
+	int timeout = 100000;
+
+	while (timeout-- > 0) {
+		if (!(inb(chip->io_port + ESM_AC97_INDEX) & 1))
+			return 0;
+	}
+	snd_printd("es1968: ac97 timeout\n");
+	return 1; /* timeout */
+}
+
 static void snd_es1968_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val)
 {
 	struct es1968 *chip = ac97->private_data;
@@ -645,7 +657,7 @@ static unsigned short snd_es1968_ac97_read(struct snd_ac97 *ac97, unsigned short
 	outb(reg | 0x80, chip->io_port + ESM_AC97_INDEX);
 	/*msleep(1);*/
 
-	if (! snd_es1968_ac97_wait(chip)) {
+	if (!snd_es1968_ac97_wait_poll(chip)) {
 		data = inw(chip->io_port + ESM_AC97_DATA);
 		/*msleep(1);*/
 	}