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[5/5] rtl2832: implement .read_ber()

Message ID 1345593382-11367-5-git-send-email-crope@iki.fi (mailing list archive)
State New, archived
Headers show

Commit Message

Antti Palosaari Aug. 21, 2012, 11:56 p.m. UTC 
Implementation taken from rtl2830.

Cc: Thomas Mair <thomas.mair86@googlemail.com>
Signed-off-by: Antti Palosaari <crope@iki.fi>
---
 drivers/media/dvb-frontends/rtl2832.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
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Patch

diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c
index dad8ab5..4d40b4f 100644
--- a/drivers/media/dvb-frontends/rtl2832.c
+++ b/drivers/media/dvb-frontends/rtl2832.c
@@ -824,6 +824,24 @@  err:
 	return ret;
 }
 
+static int rtl2832_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+	struct rtl2832_priv *priv = fe->demodulator_priv;
+	int ret;
+	u8 buf[2];
+
+	ret = rtl2832_rd_regs(priv, 0x4e, 3, buf, 2);
+	if (ret)
+		goto err;
+
+	*ber = buf[0] << 8 | buf[1];
+
+	return 0;
+err:
+	dbg("%s: failed=%d", __func__, ret);
+	return ret;
+}
+
 static struct dvb_frontend_ops rtl2832_ops;
 
 static void rtl2832_release(struct dvb_frontend *fe)
@@ -909,6 +927,7 @@  static struct dvb_frontend_ops rtl2832_ops = {
 
 	.read_status = rtl2832_read_status,
 	.read_snr = rtl2832_read_snr,
+	.read_ber = rtl2832_read_ber,
 
 	.i2c_gate_ctrl = rtl2832_i2c_gate_ctrl,
 };