[PATCH] FM1216ME_MK3 AUX byte for FM mode

[Dmitri Belimov <d.belimov@xxxxxxxxx>]

Hi All

Write AUX byte to FM1216ME_MK3 when FM mode, better sensitivity. It can be
usefull for other tuners.

diff -r 00a84f86671d linux/drivers/media/common/tuners/tuner-simple.c
--- a/linux/drivers/media/common/tuners/tuner-simple.c	Mon Apr 20 22:07:44 2009 +0000
+++ b/linux/drivers/media/common/tuners/tuner-simple.c	Thu Apr 23 10:26:54 2009 +1000
@@ -751,6 +751,17 @@
 	if (4 != rc)
 		tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
 
+	/* Write AUX byte */
+	switch (priv->type) {
+	case TUNER_PHILIPS_FM1216ME_MK3:
+		buffer[2] = 0x98;
+		buffer[3] = 0x20; /* set TOP AGC */
+		rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+		if (4 != rc)
+			tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
+		break;
+	}
+
 	return 0;
 }
 
Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov <d.belimov@xxxxxxxxx>


With my best regards, Dmitry.

diff -r 00a84f86671d linux/drivers/media/common/tuners/tuner-simple.c
--- a/linux/drivers/media/common/tuners/tuner-simple.c	Mon Apr 20 22:07:44 2009 +0000
+++ b/linux/drivers/media/common/tuners/tuner-simple.c	Thu Apr 23 10:26:54 2009 +1000
@@ -751,6 +751,17 @@
 	if (4 != rc)
 		tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
 
+	/* Write AUX byte */
+	switch (priv->type) {
+	case TUNER_PHILIPS_FM1216ME_MK3:
+		buffer[2] = 0x98;
+		buffer[3] = 0x20; /* set TOP AGC */
+		rc = tuner_i2c_xfer_send(&priv->i2c_props, buffer, 4);
+		if (4 != rc)
+			tuner_warn("i2c i/o error: rc == %d (should be 4)\n", rc);
+		break;
+	}
+
 	return 0;
 }
 
Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov <d.belimov@xxxxxxxxx>

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