Re: [PATCH 05/10] mn88472: implement lock for all delivery systems

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On 03/16/2015 12:57 AM, Benjamin Larsson wrote:
The increase of the lock timeout is needed for dvb-t2.

Signed-off-by: Benjamin Larsson <benjamin@xxxxxxxxxxxx>

Applied!

regards
Antti

---
  drivers/staging/media/mn88472/mn88472.c | 24 ++++++++++++++++++++----
  1 file changed, 20 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/media/mn88472/mn88472.c b/drivers/staging/media/mn88472/mn88472.c
index 6eebe56..5070c37 100644
--- a/drivers/staging/media/mn88472/mn88472.c
+++ b/drivers/staging/media/mn88472/mn88472.c
@@ -19,7 +19,7 @@
  static int mn88472_get_tune_settings(struct dvb_frontend *fe,
  	struct dvb_frontend_tune_settings *s)
  {
-	s->min_delay_ms = 400;
+	s->min_delay_ms = 800;
  	return 0;
  }

@@ -201,6 +201,7 @@ static int mn88472_read_status(struct dvb_frontend *fe, fe_status_t *status)
  	struct dtv_frontend_properties *c = &fe->dtv_property_cache;
  	int ret;
  	unsigned int utmp;
+	int lock = 0;

  	*status = 0;

@@ -211,21 +212,36 @@ static int mn88472_read_status(struct dvb_frontend *fe, fe_status_t *status)

  	switch (c->delivery_system) {
  	case SYS_DVBT:
+		ret = regmap_read(dev->regmap[0], 0x7F, &utmp);
+		if (ret)
+			goto err;
+		if ((utmp & 0xF) >= 0x09)
+			lock = 1;
+		break;
  	case SYS_DVBT2:
-		/* FIXME: implement me */
-		utmp = 0x08; /* DVB-C lock value */
+		ret = regmap_read(dev->regmap[2], 0x92, &utmp);
+		if (ret)
+			goto err;
+		if ((utmp & 0xF) >= 0x07)
+			*status |= FE_HAS_SIGNAL;
+		if ((utmp & 0xF) >= 0x0a)
+			*status |= FE_HAS_CARRIER;
+		if ((utmp & 0xF) >= 0x0d)
+			*status |= FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK;
  		break;
  	case SYS_DVBC_ANNEX_A:
  		ret = regmap_read(dev->regmap[1], 0x84, &utmp);
  		if (ret)
  			goto err;
+		if ((utmp & 0xF) >= 0x08)
+			lock = 1;
  		break;
  	default:
  		ret = -EINVAL;
  		goto err;
  	}

-	if (utmp == 0x08)
+	if (lock)
  		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI |
  				FE_HAS_SYNC | FE_HAS_LOCK;



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