From 867e835f4db4eba6d49072382cc05fc210c4ed1c Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Wed, 23 Apr 2008 17:27:27 -0300 Subject: V4L/DVB (7728): tea5761: bugzilla #10462: tea5761 autodetection code were broken Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/tea5761.c | 15 ++++++++++----- drivers/media/video/tuner-core.c | 6 +++--- 2 files changed, 13 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/media/video/tea5761.c b/drivers/media/video/tea5761.c index bd5ad549c1df..b93cdef9ac73 100644 --- a/drivers/media/video/tea5761.c +++ b/drivers/media/video/tea5761.c @@ -247,14 +247,19 @@ int tea5761_autodetection(struct i2c_adapter* i2c_adap, u8 i2c_addr) if (16 != (rc = tuner_i2c_xfer_recv(&i2c, buffer, 16))) { printk(KERN_WARNING "it is not a TEA5761. Received %i chars.\n", rc); - return EINVAL; + return -EINVAL; } - if (!((buffer[13] != 0x2b) || (buffer[14] != 0x57) || (buffer[15] != 0x061))) { - printk(KERN_WARNING "Manufacturer ID= 0x%02x, Chip ID = %02x%02x. It is not a TEA5761\n",buffer[13],buffer[14],buffer[15]); - return EINVAL; + if ((buffer[13] != 0x2b) || (buffer[14] != 0x57) || (buffer[15] != 0x061)) { + printk(KERN_WARNING "Manufacturer ID= 0x%02x, Chip ID = %02x%02x." + " It is not a TEA5761\n", + buffer[13], buffer[14], buffer[15]); + return -EINVAL; } - printk(KERN_WARNING "TEA5761 detected.\n"); + printk(KERN_WARNING "tea5761: TEA%02x%02x detected. " + "Manufacturer ID= 0x%02x\n", + buffer[14], buffer[15], buffer[13]); + return 0; } diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c index e886f48a2909..529e00952a8d 100644 --- a/drivers/media/video/tuner-core.c +++ b/drivers/media/video/tuner-core.c @@ -1111,8 +1111,8 @@ static int tuner_probe(struct i2c_client *client) if (!no_autodetect) { switch (client->addr) { case 0x10: - if (tea5761_autodetection(t->i2c->adapter, t->i2c->addr) - != EINVAL) { + if (tea5761_autodetection(t->i2c->adapter, + t->i2c->addr) >= 0) { t->type = TUNER_TEA5761; t->mode_mask = T_RADIO; t->mode = T_STANDBY; @@ -1124,7 +1124,7 @@ static int tuner_probe(struct i2c_client *client) goto register_client; } - break; + return -ENODEV; case 0x42: case 0x43: case 0x4a: -- cgit v1.2.3