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Diffstat (limited to 'drivers/media/video/saa7134/saa7134-i2c.c')
-rw-r--r--drivers/media/video/saa7134/saa7134-i2c.c45
1 files changed, 36 insertions, 9 deletions
diff --git a/drivers/media/video/saa7134/saa7134-i2c.c b/drivers/media/video/saa7134/saa7134-i2c.c
index b6f002e8421d..93dd61978541 100644
--- a/drivers/media/video/saa7134/saa7134-i2c.c
+++ b/drivers/media/video/saa7134/saa7134-i2c.c
@@ -1,5 +1,5 @@
1/* 1/*
2 * $Id: saa7134-i2c.c,v 1.11 2005/06/12 01:36:14 mchehab Exp $ 2 * $Id: saa7134-i2c.c,v 1.19 2005/07/07 01:49:30 mkrufky Exp $
3 * 3 *
4 * device driver for philips saa7134 based TV cards 4 * device driver for philips saa7134 based TV cards
5 * i2c interface support 5 * i2c interface support
@@ -197,10 +197,6 @@ static inline int i2c_send_byte(struct saa7134_dev *dev,
197 enum i2c_status status; 197 enum i2c_status status;
198 __u32 dword; 198 __u32 dword;
199 199
200#if 0
201 i2c_set_attr(dev,attr);
202 saa_writeb(SAA7134_I2C_DATA, data);
203#else
204 /* have to write both attr + data in one 32bit word */ 200 /* have to write both attr + data in one 32bit word */
205 dword = saa_readl(SAA7134_I2C_ATTR_STATUS >> 2); 201 dword = saa_readl(SAA7134_I2C_ATTR_STATUS >> 2);
206 dword &= 0x0f; 202 dword &= 0x0f;
@@ -210,7 +206,6 @@ static inline int i2c_send_byte(struct saa7134_dev *dev,
210// dword |= 0x40 << 16; /* 400 kHz */ 206// dword |= 0x40 << 16; /* 400 kHz */
211 dword |= 0xf0 << 24; 207 dword |= 0xf0 << 24;
212 saa_writel(SAA7134_I2C_ATTR_STATUS >> 2, dword); 208 saa_writel(SAA7134_I2C_ATTR_STATUS >> 2, dword);
213#endif
214 d2printk(KERN_DEBUG "%s: i2c data => 0x%x\n",dev->name,data); 209 d2printk(KERN_DEBUG "%s: i2c data => 0x%x\n",dev->name,data);
215 210
216 if (!i2c_is_busy_wait(dev)) 211 if (!i2c_is_busy_wait(dev))
@@ -331,12 +326,44 @@ static u32 functionality(struct i2c_adapter *adap)
331 326
332static int attach_inform(struct i2c_client *client) 327static int attach_inform(struct i2c_client *client)
333{ 328{
334 struct saa7134_dev *dev = client->adapter->algo_data; 329 struct saa7134_dev *dev = client->adapter->algo_data;
335 int tuner = dev->tuner_type; 330 int tuner = dev->tuner_type;
336 int conf = dev->tda9887_conf; 331 int conf = dev->tda9887_conf;
332 struct tuner_setup tun_setup;
333
334 d1printk( "%s i2c attach [addr=0x%x,client=%s]\n",
335 client->driver->name,client->addr,i2c_clientname(client));
336
337 if (!client->driver->command)
338 return 0;
339
340 if (saa7134_boards[dev->board].radio_type != UNSET) {
341
342 tun_setup.type = saa7134_boards[dev->board].radio_type;
343 tun_setup.addr = saa7134_boards[dev->board].radio_addr;
344
345 if ((tun_setup.addr == ADDR_UNSET) || (tun_setup.addr == client->addr)) {
346 tun_setup.mode_mask = T_RADIO;
347
348 client->driver->command(client, TUNER_SET_TYPE_ADDR, &tun_setup);
349 }
350 }
351
352 if (tuner != UNSET) {
353
354 tun_setup.type = tuner;
355 tun_setup.addr = saa7134_boards[dev->board].tuner_addr;
356
357 if ((tun_setup.addr == ADDR_UNSET)||(tun_setup.addr == client->addr)) {
358
359 tun_setup.mode_mask = T_ANALOG_TV;
360
361 client->driver->command(client,TUNER_SET_TYPE_ADDR, &tun_setup);
362 }
363 }
364
365 client->driver->command(client, TDA9887_SET_CONFIG, &conf);
337 366
338 saa7134_i2c_call_clients(dev,TUNER_SET_TYPE,&tuner);
339 saa7134_i2c_call_clients(dev,TDA9887_SET_CONFIG,&conf);
340 return 0; 367 return 0;
341} 368}
342 369