---

yaml --- r: 92508 b: refs/heads/master c: 5555309 h: refs/heads/master v: v3
git-mirror · Apr 24, 2008 · f0f0450 · f0f0450
1 parent 6c04057
commit f0f0450
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Showing 5 changed files with 14 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ab8b870e430d3e2cfb299f81e0ae0aef7fe5bfda
+refs/heads/master: 5555309c9adcf9bb7f6b449ef45b09d5c26ef4ae
diff --git a/trunk/drivers/media/dvb/frontends/tda18271-common.c b/trunk/drivers/media/dvb/frontends/tda18271-common.c
@@ -311,7 +311,12 @@ int tda18271_init_regs(struct dvb_frontend *fe)
 	regs[R_EB22] = 0x48;
 	regs[R_EB23] = 0xb0;
 
-	tda18271_write_regs(fe, 0x00, TDA18271_NUM_REGS);
+	if (priv->small_i2c) {
+		tda18271_write_regs(fe, 0x00, 0x10);
+		tda18271_write_regs(fe, 0x10, 0x10);
+		tda18271_write_regs(fe, 0x20, 0x07);
+	} else
+		tda18271_write_regs(fe, 0x00, TDA18271_NUM_REGS);
 
 	/* setup agc1 gain */
 	regs[R_EB17] = 0x00;

diff --git a/trunk/drivers/media/dvb/frontends/tda18271-fe.c b/trunk/drivers/media/dvb/frontends/tda18271-fe.c
@@ -1081,6 +1081,9 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
 
 		fe->tuner_priv = priv;
 
+		if (cfg)
+			priv->small_i2c = cfg->small_i2c;
+
 		if (tda18271_get_id(fe) < 0)
 			goto fail;
 

diff --git a/trunk/drivers/media/dvb/frontends/tda18271-priv.h b/trunk/drivers/media/dvb/frontends/tda18271-priv.h
@@ -110,6 +110,7 @@ struct tda18271_priv {
 
 	unsigned int tm_rfcal;
 	unsigned int cal_initialized:1;
+	unsigned int small_i2c:1;
 
 	struct tda18271_map_layout *maps;
 	struct tda18271_std_map std;

diff --git a/trunk/drivers/media/dvb/frontends/tda18271.h b/trunk/drivers/media/dvb/frontends/tda18271.h
@@ -58,6 +58,9 @@ struct tda18271_config {
 
 	/* use i2c gate provided by analog or digital demod */
 	enum tda18271_i2c_gate gate;
+
+	/* some i2c providers cant write all 39 registers at once */
+	unsigned int small_i2c:1;
 };
 
 #if defined(CONFIG_DVB_TDA18271) || (defined(CONFIG_DVB_TDA18271_MODULE) && defined(MODULE))