[PATCH] v4l: BTTV update

[powerpc.git] / drivers / media / video / bttv-i2c.c

diff --git a/drivers/media/video/bttv-i2c.c b/drivers/media/video/bttv-i2c.c
index e42f1ec..234a855 100644 (file)
--- a/drivers/media/video/bttv-i2c.c
+++ b/drivers/media/video/bttv-i2c.c
@@ -1,5 +1,5 @@
 /*
-    $Id: bttv-i2c.c,v 1.18 2005/02/16 12:14:10 kraxel Exp $
+    $Id: bttv-i2c.c,v 1.25 2005/07/05 17:37:35 nsh Exp $
 
     bttv-i2c.c  --  all the i2c code is here
 
@@ -29,6 +29,7 @@
 #include <linux/moduleparam.h>
 #include <linux/init.h>
 #include <linux/delay.h>
+#include <linux/jiffies.h>
 #include <asm/io.h>
 
 #include "bttvp.h"
@@ -130,17 +131,14 @@ static u32 functionality(struct i2c_adapter *adap)
 static int
 bttv_i2c_wait_done(struct bttv *btv)
 {
-       DECLARE_WAITQUEUE(wait, current);
        int rc = 0;
 
-       add_wait_queue(&btv->i2c_queue, &wait);
-       if (0 == btv->i2c_done)
-               msleep_interruptible(20);
-       remove_wait_queue(&btv->i2c_queue, &wait);
+       /* timeout */
+       if (wait_event_interruptible_timeout(btv->i2c_queue,
+               btv->i2c_done, msecs_to_jiffies(85)) == -ERESTARTSYS)
+
+       rc = -EIO;
 
-       if (0 == btv->i2c_done)
-               /* timeout */
-               rc = -EIO;
        if (btv->i2c_done & BT848_INT_RACK)
                rc = 1;
        btv->i2c_done = 0;
@@ -297,14 +295,26 @@ static int attach_inform(struct i2c_client *client)
 {
         struct bttv *btv = i2c_get_adapdata(client->adapter);
 
-       if (btv->tuner_type != UNSET)
-               bttv_call_i2c_clients(btv,TUNER_SET_TYPE,&btv->tuner_type);
+       if (bttv_debug)
+               printk(KERN_DEBUG "bttv%d: %s i2c attach [addr=0x%x,client=%s]\n",
+                       btv->c.nr,client->driver->name,client->addr,
+                       i2c_clientname(client));
+       if (!client->driver->command)
+               return 0;
+
+       if (btv->tuner_type != UNSET) {
+               struct tuner_setup tun_setup;
+
+               tun_setup.mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV;
+               tun_setup.type = btv->tuner_type;
+               tun_setup.addr = ADDR_UNSET;
+
+               client->driver->command (client, TUNER_SET_TYPE_ADDR, &tun_setup);
+       }
+
        if (btv->pinnacle_id != UNSET)
-               bttv_call_i2c_clients(btv,AUDC_CONFIG_PINNACLE,
+               client->driver->command(client,AUDC_CONFIG_PINNACLE,
                                      &btv->pinnacle_id);
-        if (bttv_debug)
-               printk("bttv%d: i2c attach [client=%s]\n",
-                      btv->c.nr, i2c_clientname(client));
         return 0;
 }
 
@@ -365,6 +375,9 @@ int bttv_I2CWrite(struct bttv *btv, unsigned char addr, unsigned char b1,
 /* read EEPROM content */
 void __devinit bttv_readee(struct bttv *btv, unsigned char *eedata, int addr)
 {
+       memset(eedata, 0, 256);
+       if (0 != btv->i2c_rc)
+               return;
        btv->i2c_client.addr = addr >> 1;
        tveeprom_read(&btv->i2c_client, eedata, 256);
 }