V4L/DVB (6785): tda8290: remove dependency on struct tuner

- remove dependency of tda8290 module on struct tuner
- move tuner_foo printk macros from tuner-driver.h into tuner-core.c
- clean up #includes of tuner-i2c.h / tuner-driver.h

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/tda8290.c

@@ -23,12 +23,14 @@
 #include <linux/i2c.h>
 #include <linux/delay.h>
 #include <linux/videodev.h>
+#include "tuner-driver.h"
+#include "tuner-i2c.h"
 #include "tda8290.h"
 #include "tda827x.h"
 #include "tda18271.h"
 
-static int tuner_debug;
+static int debug;
-module_param_named(debug, tuner_debug, int, 0644);
+module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "enable verbose debug messages");
 
 #define PREFIX "tda8290"
@@ -50,8 +52,6 @@ struct tda8290_priv {
 #define TDA18271 16
 
 	struct tda827x_config cfg;
-
-	struct tuner *t;
 };
 
 /*---------------------------------------------------------------------*/
@@ -114,7 +114,6 @@ static void set_audio(struct dvb_frontend *fe,
 		      struct analog_parameters *params)
 {
 	struct tda8290_priv *priv = fe->analog_demod_priv;
-	struct tuner *t = priv->t;
 	char* mode;
 
 	if (params->std & V4L2_STD_MN) {
@@ -150,7 +149,6 @@ static void tda8290_set_params(struct dvb_frontend *fe,
 			       struct analog_parameters *params)
 {
 	struct tda8290_priv *priv = fe->analog_demod_priv;
-	struct tuner *t = priv->t;
 
 	unsigned char soft_reset[]  = { 0x00, 0x00 };
 	unsigned char easy_mode[]   = { 0x01, priv->tda8290_easy_mode };
@@ -176,7 +174,8 @@ static void tda8290_set_params(struct dvb_frontend *fe,
 
 	set_audio(fe, params);
 
-	tuner_dbg("tda827xa config is 0x%02x\n", t->config);
+	if (priv->cfg.config)
+		tuner_dbg("tda827xa config is 0x%02x\n", *priv->cfg.config);
 	tuner_i2c_xfer_send(&priv->i2c_props, easy_mode, 2);
 	tuner_i2c_xfer_send(&priv->i2c_props, agc_out_on, 2);
 	tuner_i2c_xfer_send(&priv->i2c_props, soft_reset, 2);
@@ -362,7 +361,6 @@ static void tda8295_set_params(struct dvb_frontend *fe,
 			       struct analog_parameters *params)
 {
 	struct tda8290_priv *priv = fe->analog_demod_priv;
-	struct tuner *t = priv->t;
 
 	unsigned char blanking_mode[]     = { 0x1d, 0x00 };
 
@@ -442,13 +440,13 @@ static void tda8295_standby(struct dvb_frontend *fe)
 static void tda8290_init_if(struct dvb_frontend *fe)
 {
 	struct tda8290_priv *priv = fe->analog_demod_priv;
-	struct tuner *t = priv->t;
 
 	unsigned char set_VS[] = { 0x30, 0x6F };
 	unsigned char set_GP00_CF[] = { 0x20, 0x01 };
 	unsigned char set_GP01_CF[] = { 0x20, 0x0B };
 
-	if ((t->config == 1) || (t->config == 2))
+	if ((priv->cfg.config) &&
+	    ((*priv->cfg.config == 1) || (*priv->cfg.config == 2)))
 		tuner_i2c_xfer_send(&priv->i2c_props, set_GP00_CF, 2);
 	else
 		tuner_i2c_xfer_send(&priv->i2c_props, set_GP01_CF, 2);
@@ -516,7 +514,6 @@ static int tda829x_find_tuner(struct dvb_frontend *fe)
 {
 	struct tda8290_priv *priv = fe->analog_demod_priv;
 	struct analog_tuner_ops *ops = fe->ops.analog_demod_ops;
-	struct tuner *t = priv->t;
 	int i, ret, tuners_found;
 	u32 tuner_addrs;
 	u8 data;
@@ -595,29 +592,6 @@ static int tda829x_find_tuner(struct dvb_frontend *fe)
 
 	ops->i2c_gate_ctrl(fe, 0);
 
-	switch (priv->ver) {
-	case TDA8290 | TDA8275:
-		strlcpy(t->i2c->name, "tda8290+75", sizeof(t->i2c->name));
-		break;
-	case TDA8295 | TDA8275:
-		strlcpy(t->i2c->name, "tda8295+75", sizeof(t->i2c->name));
-		break;
-	case TDA8290 | TDA8275A:
-		strlcpy(t->i2c->name, "tda8290+75a", sizeof(t->i2c->name));
-		break;
-	case TDA8295 | TDA8275A:
-		strlcpy(t->i2c->name, "tda8295+75a", sizeof(t->i2c->name));
-		break;
-	case TDA8290 | TDA18271:
-		strlcpy(t->i2c->name, "tda8290+18271", sizeof(t->i2c->name));
-		break;
-	case TDA8295 | TDA18271:
-		strlcpy(t->i2c->name, "tda8295+18271", sizeof(t->i2c->name));
-		break;
-	default:
-		return -EINVAL;
-	}
-
 	return 0;
 }
 
@@ -631,7 +605,7 @@ static int tda8290_probe(struct tuner_i2c_props *i2c_props)
 	tuner_i2c_xfer_recv(i2c_props, &tda8290_id[1], 1);
 
 	if (tda8290_id[1] == TDA8290_ID) {
-		if (tuner_debug)
+		if (debug)
 			printk(KERN_DEBUG "%s: tda8290 detected @ %d-%04x\n",
 			       __FUNCTION__, i2c_adapter_id(i2c_props->adap),
 			       i2c_props->addr);
@@ -651,7 +625,7 @@ static int tda8295_probe(struct tuner_i2c_props *i2c_props)
 	tuner_i2c_xfer_recv(i2c_props, &tda8295_id[1], 1);
 
 	if (tda8295_id[1] == TDA8295_ID) {
-		if (tuner_debug)
+		if (debug)
 			printk(KERN_DEBUG "%s: tda8295 detected @ %d-%04x\n",
 			       __FUNCTION__, i2c_adapter_id(i2c_props->adap),
 			       i2c_props->addr);
@@ -677,21 +651,24 @@ static struct analog_tuner_ops tda8295_tuner_ops = {
 	.i2c_gate_ctrl  = tda8295_i2c_bridge,
 };
 
-int tda829x_attach(struct tuner *t)
+struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
+				    struct i2c_adapter *i2c_adap, u8 i2c_addr,
+				    struct tda829x_config *cfg)
 {
-	struct dvb_frontend *fe = &t->fe;
 	struct tda8290_priv *priv = NULL;
+	char *name;
 
 	priv = kzalloc(sizeof(struct tda8290_priv), GFP_KERNEL);
 	if (priv == NULL)
-		return -ENOMEM;
+		return NULL;
 	fe->analog_demod_priv = priv;
 
-	priv->i2c_props.addr     = t->i2c->addr;
+	priv->i2c_props.addr     = i2c_addr;
-	priv->i2c_props.adap     = t->i2c->adapter;
+	priv->i2c_props.adap     = i2c_adap;
-	priv->cfg.config         = &t->config;
+	if (cfg) {
-	priv->cfg.tuner_callback = t->tuner_callback;
+		priv->cfg.config         = cfg->lna_cfg;
-	priv->t = t;
+		priv->cfg.tuner_callback = cfg->tuner_callback;
+	}
 
 	if (tda8290_probe(&priv->i2c_props) == 0) {
 		priv->ver = TDA8290;
@@ -706,30 +683,50 @@ int tda829x_attach(struct tuner *t)
 	if (tda829x_find_tuner(fe) < 0)
 		goto fail;
 
+	switch (priv->ver) {
+	case TDA8290 | TDA8275:
+		name = "tda8290+75";
+		break;
+	case TDA8295 | TDA8275:
+		name = "tda8295+75";
+		break;
+	case TDA8290 | TDA8275A:
+		name = "tda8290+75a";
+		break;
+	case TDA8295 | TDA8275A:
+		name = "tda8295+75a";
+		break;
+	case TDA8290 | TDA18271:
+		name = "tda8290+18271";
+		break;
+	case TDA8295 | TDA18271:
+		name = "tda8295+18271";
+		break;
+	default:
+		goto fail;
+	}
+	tuner_info("type set to %s\n", name);
+
 	if (priv->ver & TDA8290) {
 		tda8290_init_tuner(fe);
 		tda8290_init_if(fe);
 	} else if (priv->ver & TDA8295)
 		tda8295_init_if(fe);
 
-	tuner_info("type set to %s\n", t->i2c->name);
+	return fe;
-
-	t->mode = V4L2_TUNER_ANALOG_TV;
-
-	return 0;
 
 fail:
 	tda829x_release(fe);
 	fe->ops.analog_demod_ops = NULL;
-	return -EINVAL;
+	return NULL;
 }
 EXPORT_SYMBOL_GPL(tda829x_attach);
 
-int tda829x_probe(struct tuner *t)
+int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr)
 {
 	struct tuner_i2c_props i2c_props = {
-		.adap = t->i2c->adapter,
+		.adap = i2c_adap,
-		.addr = t->i2c->addr
+		.addr = i2c_addr,
 	};
 
 	unsigned char soft_reset[]   = { 0x00, 0x00 };

drivers/media/video/tda8290.h

@@ -18,24 +18,36 @@
 #define __TDA8290_H__
 
 #include <linux/i2c.h>
-#include "tuner-driver.h"
+#include "dvb_frontend.h"
+
+struct tda829x_config
+{
+	unsigned int *lna_cfg;
+	int (*tuner_callback) (void *dev, int command, int arg);
+};
 
 #if defined(CONFIG_TUNER_TDA8290) || (defined(CONFIG_TUNER_TDA8290_MODULE) && defined(MODULE))
-extern int tda829x_probe(struct tuner *t);
+extern int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr);
 
-extern int tda829x_attach(struct tuner *t);
+extern struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
+					   struct i2c_adapter *i2c_adap,
+					   u8 i2c_addr,
+					   struct tda829x_config *cfg);
 #else
-static inline int tda829x_probe(struct tuner *t)
+static inline int tda829x_probe(struct i2c_adapter *i2c_adap, u8 i2c_addr)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __FUNCTION__);
 	return -EINVAL;
 }
 
-static inline int tda829x_attach(struct tuner *t)
+static inline struct dvb_frontend *tda829x_attach(struct dvb_frontend *fe,
+						  struct i2c_adapter *i2c_adap,
+						  u8 i2c_addr,
+						  struct tda829x_config *cfg)
 {
 	printk(KERN_INFO "%s: not probed - driver disabled by Kconfig\n",
 	       __FUNCTION__);
-	return -EINVAL;
+	return NULL;
 }
 #endif
 

drivers/media/video/tda9887.c

@@ -9,6 +9,7 @@
 #include <linux/videodev.h>
 #include <media/v4l2-common.h>
 #include <media/tuner.h>
+#include "tuner-i2c.h"
 #include "tda9887.h"
 
 

drivers/media/video/tuner-core.c

@@ -52,7 +52,34 @@ static unsigned int no_autodetect = 0;
 static unsigned int show_i2c = 0;
 
 /* insmod options used at runtime => read/write */
-int tuner_debug = 0;
+static int tuner_debug;
+
+#define tuner_warn(fmt, arg...) do {			\
+	printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX, \
+	       i2c_adapter_id(t->i2c->adapter),		\
+	       t->i2c->addr, ##arg);			\
+	 } while (0)
+
+#define tuner_info(fmt, arg...) do {			\
+	printk(KERN_INFO "%s %d-%04x: " fmt, PREFIX,	\
+	       i2c_adapter_id(t->i2c->adapter),		\
+	       t->i2c->addr, ##arg);			\
+	 } while (0)
+
+#define tuner_err(fmt, arg...) do {			\
+	printk(KERN_ERR "%s %d-%04x: " fmt, PREFIX,	\
+	       i2c_adapter_id(t->i2c->adapter),		\
+	       t->i2c->addr, ##arg);			\
+	 } while (0)
+
+#define tuner_dbg(fmt, arg...) do {				\
+	if (tuner_debug)					\
+		printk(KERN_DEBUG "%s %d-%04x: " fmt, PREFIX,	\
+		       i2c_adapter_id(t->i2c->adapter),		\
+		       t->i2c->addr, ##arg);			\
+	 } while (0)
+
+/* ------------------------------------------------------------------------ */
 
 static unsigned int tv_range[2] = { 44, 958 };
 static unsigned int radio_range[2] = { 65, 108 };
@@ -261,6 +288,15 @@ static void attach_simple_tuner(struct tuner *t)
 	simple_tuner_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg);
 }
 
+static void attach_tda829x(struct tuner *t)
+{
+	struct tda829x_config cfg = {
+		.lna_cfg        = &t->config,
+		.tuner_callback = t->tuner_callback,
+	};
+	tda829x_attach(&t->fe, t->i2c->adapter, t->i2c->addr, &cfg);
+}
+
 static void set_type(struct i2c_client *c, unsigned int type,
 		     unsigned int new_mode_mask, unsigned int new_config,
 		     int (*tuner_callback) (void *dev, int command,int arg))
@@ -303,7 +339,7 @@ static void set_type(struct i2c_client *c, unsigned int type,
 		break;
 	case TUNER_PHILIPS_TDA8290:
 	{
-		tda829x_attach(t);
+		attach_tda829x(t);
 		break;
 	}
 	case TUNER_TEA5767:
@@ -1045,7 +1081,8 @@ static int tuner_probe(struct i2c_client *client)
 		case 0x4b:
 			/* If chip is not tda8290, don't register.
 			   since it can be tda9887*/
-			if (tda829x_probe(t) == 0) {
+			if (tda829x_probe(t->i2c->adapter,
+					  t->i2c->addr) == 0) {
 				tuner_dbg("tda829x detected\n");
 			} else {
 				/* Default is being tda9887 */

drivers/media/video/tuner-driver.h

@@ -24,13 +24,10 @@
 
 #include <linux/videodev2.h>
 #include <linux/i2c.h>
-#include "tuner-i2c.h"
 #include "dvb_frontend.h"
 
 extern unsigned const int tuner_count;
 
-struct tuner;
-
 struct analog_tuner_ops {
 	void (*set_params)(struct dvb_frontend *fe,
 			   struct analog_parameters *params);
@@ -69,28 +66,4 @@ struct tuner {
 	int (*tuner_callback) (void *dev, int command,int arg);
 };
 
-/* ------------------------------------------------------------------------ */
-
-#define tuner_warn(fmt, arg...) do {					\
-	printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX, 		\
-	       i2c_adapter_id(t->i2c->adapter), t->i2c->addr, ##arg);	\
-	 } while (0)
-
-#define tuner_info(fmt, arg...) do {					\
-	printk(KERN_INFO "%s %d-%04x: " fmt, PREFIX,			\
-	       i2c_adapter_id(t->i2c->adapter), t->i2c->addr , ##arg);	\
-	 } while (0)
-
-#define tuner_err(fmt, arg...) do {					\
-	printk(KERN_ERR "%s %d-%04x: " fmt, PREFIX,			\
-	       i2c_adapter_id(t->i2c->adapter), t->i2c->addr , ##arg);	\
-	 } while (0)
-
-#define tuner_dbg(fmt, arg...) do {					       \
-	extern int tuner_debug;						       \
-	if (tuner_debug)						       \
-		printk(KERN_DEBUG "%s %d-%04x: " fmt, PREFIX,		       \
-		       i2c_adapter_id(t->i2c->adapter), t->i2c->addr , ##arg); \
-	 } while (0)
-
 #endif /* __TUNER_DRIVER_H__ */

drivers/media/video/tuner-i2c.h

@@ -59,7 +59,6 @@ static inline int tuner_i2c_xfer_send_recv(struct tuner_i2c_props *props,
 	return (ret == 2) ? ilen : ret;
 }
 
-#ifndef __TUNER_DRIVER_H__
 #define tuner_warn(fmt, arg...) do {					\
 	printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX,			\
 			i2c_adapter_id(priv->i2c_props.adap),		\
@@ -84,6 +83,5 @@ static inline int tuner_i2c_xfer_send_recv(struct tuner_i2c_props *props,
 			i2c_adapter_id(priv->i2c_props.adap),		\
 			priv->i2c_props.addr , ##arg);			\
 	} while (0)
-#endif /* __TUNER_DRIVER_H__ */
 
 #endif /* __TUNER_I2C_H__ */

include/media/tuner.h

@@ -24,8 +24,6 @@
 
 #include <linux/videodev2.h>
 
-extern int tuner_debug;
-
 #define ADDR_UNSET (255)
 
 #define TUNER_TEMIC_PAL			0        /* 4002 FH5 (3X 7756, 9483) */