X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fmedia%2Fvideo%2Fsaa7134%2Fsaa7134-i2c.c;h=da41b6b1e64a2239569256ca3c7eaffef1b43382;hb=5a0e3ad6af8660be21ca98a971cd00f331318c05;hp=1cb8c709ca905bdeef19f91ff6c29d6bc0765147;hpb=53c4e9551c2930767fcdaa54323616c32ed6e9c6;p=safe%2Fjmp%2Flinux-2.6

diff --git a/drivers/media/video/saa7134/saa7134-i2c.c b/drivers/media/video/saa7134/saa7134-i2c.c
index 1cb8c70..da41b6b 100644
--- a/drivers/media/video/saa7134/saa7134-i2c.c
+++ b/drivers/media/video/saa7134/saa7134-i2c.c
@@ -23,9 +23,7 @@
 #include <linux/init.h>
 #include <linux/list.h>
 #include <linux/module.h>
-#include <linux/moduleparam.h>
 #include <linux/kernel.h>
-#include <linux/slab.h>
 #include <linux/delay.h>
 
 #include "saa7134-reg.h"
@@ -34,11 +32,11 @@
 
 /* ----------------------------------------------------------- */
 
-static unsigned int i2c_debug = 0;
+static unsigned int i2c_debug;
 module_param(i2c_debug, int, 0644);
 MODULE_PARM_DESC(i2c_debug,"enable debug messages [i2c]");
 
-static unsigned int i2c_scan = 0;
+static unsigned int i2c_scan;
 module_param(i2c_scan, int, 0444);
 MODULE_PARM_DESC(i2c_scan,"scan i2c bus at insmod time");
 
@@ -141,6 +139,8 @@ static inline int i2c_is_busy(enum i2c_status status)
 {
 	switch (status) {
 	case BUSY:
+	case TO_SCL:
+	case TO_ARB:
 		return true;
 	default:
 		return false;
@@ -254,11 +254,11 @@ static int saa7134_i2c_xfer(struct i2c_adapter *i2c_adap,
 			addr  = msgs[i].addr << 1;
 			if (msgs[i].flags & I2C_M_RD)
 				addr |= 1;
-			if (i > 0 && msgs[i].flags & I2C_M_RD) {
+			if (i > 0 && msgs[i].flags & I2C_M_RD && msgs[i].addr != 0x40) {
 				/* workaround for a saa7134 i2c bug
 				 * needed to talk to the mt352 demux
 				 * thanks to pinnacle for the hint */
-				int quirk = 0xfd;
+				int quirk = 0xfe;
 				d1printk(" [%02x quirk]",quirk);
 				i2c_send_byte(dev,START,quirk);
 				i2c_recv_byte(dev);
@@ -315,90 +315,21 @@ static int saa7134_i2c_xfer(struct i2c_adapter *i2c_adap,
 
 /* ----------------------------------------------------------- */
 
-static int algo_control(struct i2c_adapter *adapter,
-			unsigned int cmd, unsigned long arg)
-{
-	return 0;
-}
-
 static u32 functionality(struct i2c_adapter *adap)
 {
 	return I2C_FUNC_SMBUS_EMUL;
 }
 
-static int attach_inform(struct i2c_client *client)
-{
-	struct saa7134_dev *dev = client->adapter->algo_data;
-	int tuner = dev->tuner_type;
-	int conf  = dev->tda9887_conf;
-	struct tuner_setup tun_setup;
-
-	d1printk( "%s i2c attach [addr=0x%x,client=%s]\n",
-		client->driver->driver.name, client->addr, client->name);
-
-	/* Am I an i2c remote control? */
-
-	switch (client->addr) {
-		case 0x7a:
-		case 0x47:
-		case 0x71:
-		{
-			struct IR_i2c *ir = i2c_get_clientdata(client);
-			d1printk("%s i2c IR detected (%s).\n",
-				 client->driver->driver.name, ir->phys);
-			saa7134_set_i2c_ir(dev,ir);
-			break;
-		}
-	}
-
-	if (!client->driver->command)
-		return 0;
-
-	if (saa7134_boards[dev->board].radio_type != UNSET) {
-
-		tun_setup.type = saa7134_boards[dev->board].radio_type;
-		tun_setup.addr = saa7134_boards[dev->board].radio_addr;
-
-		if ((tun_setup.addr == ADDR_UNSET) || (tun_setup.addr == client->addr)) {
-			tun_setup.mode_mask = T_RADIO;
-
-			client->driver->command(client, TUNER_SET_TYPE_ADDR, &tun_setup);
-		}
-	}
-
-	if (tuner != UNSET) {
-
-		tun_setup.type = tuner;
-		tun_setup.addr = saa7134_boards[dev->board].tuner_addr;
-		tun_setup.config = saa7134_boards[dev->board].tuner_config;
-		tun_setup.tuner_callback = saa7134_tuner_callback;
-
-		if ((tun_setup.addr == ADDR_UNSET)||(tun_setup.addr == client->addr)) {
-
-			tun_setup.mode_mask = T_ANALOG_TV;
-
-			client->driver->command(client,TUNER_SET_TYPE_ADDR, &tun_setup);
-		}
-	}
-
-	client->driver->command(client, TDA9887_SET_CONFIG, &conf);
-
-	return 0;
-}
-
 static struct i2c_algorithm saa7134_algo = {
 	.master_xfer   = saa7134_i2c_xfer,
-	.algo_control  = algo_control,
 	.functionality = functionality,
 };
 
 static struct i2c_adapter saa7134_adap_template = {
 	.owner         = THIS_MODULE,
-	.class         = I2C_CLASS_TV_ANALOG,
 	.name          = "saa7134",
 	.id            = I2C_HW_SAA7134,
 	.algo          = &saa7134_algo,
-	.client_register = attach_inform,
 };
 
 static struct i2c_client saa7134_client_template = {
@@ -440,6 +371,7 @@ static char *i2c_devs[128] = {
 	[ 0xa0 >> 1 ] = "eeprom",
 	[ 0xc0 >> 1 ] = "tuner (analog)",
 	[ 0x86 >> 1 ] = "tda9887",
+	[ 0x5a >> 1 ] = "remote control",
 };
 
 static void do_i2c_scan(char *name, struct i2c_client *c)
@@ -457,19 +389,13 @@ static void do_i2c_scan(char *name, struct i2c_client *c)
 	}
 }
 
-void saa7134_i2c_call_clients(struct saa7134_dev *dev,
-			      unsigned int cmd, void *arg)
-{
-	BUG_ON(NULL == dev->i2c_adap.algo_data);
-	i2c_clients_command(&dev->i2c_adap, cmd, arg);
-}
-
 int saa7134_i2c_register(struct saa7134_dev *dev)
 {
 	dev->i2c_adap = saa7134_adap_template;
 	dev->i2c_adap.dev.parent = &dev->pci->dev;
 	strcpy(dev->i2c_adap.name,dev->name);
 	dev->i2c_adap.algo_data = dev;
+	i2c_set_adapdata(&dev->i2c_adap, &dev->v4l2_dev);
 	i2c_add_adapter(&dev->i2c_adap);
 
 	dev->i2c_client = saa7134_client_template;
@@ -478,6 +404,9 @@ int saa7134_i2c_register(struct saa7134_dev *dev)
 	saa7134_i2c_eeprom(dev,dev->eedata,sizeof(dev->eedata));
 	if (i2c_scan)
 		do_i2c_scan(dev->name,&dev->i2c_client);
+
+	/* Instantiate the IR receiver device, if present */
+	saa7134_probe_i2c_ir(dev);
 	return 0;
 }