diff options
| author | Jean Delvare <khali@linux-fr.org> | 2010-08-11 18:20:57 +0200 |
|---|---|---|
| committer | Jean Delvare <khali@linux-fr.org> | 2010-08-11 18:20:57 +0200 |
| commit | d44f19d586b6113fb5db10e1a36457f0db3b01aa (patch) | |
| tree | d1bd292c092874aad3cd97faea3baf7599d6ae02 /drivers/media/video/cx88/cx88-i2c.c | |
| parent | 9a94241afcc9a481691a9c29b7460217925b59b8 (diff) | |
| download | blackbird-op-linux-d44f19d586b6113fb5db10e1a36457f0db3b01aa.tar.gz blackbird-op-linux-d44f19d586b6113fb5db10e1a36457f0db3b01aa.zip | |
V4L/DVB: Use custom I2C probing function mechanism
Now that i2c-core offers the possibility to provide custom probing
function for I2C devices, let's make use of it.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx88/cx88-i2c.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-i2c.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/media/video/cx88/cx88-i2c.c b/drivers/media/video/cx88/cx88-i2c.c index 375ad53f7961..82db555b22dd 100644 --- a/drivers/media/video/cx88/cx88-i2c.c +++ b/drivers/media/video/cx88/cx88-i2c.c @@ -193,24 +193,13 @@ void cx88_i2c_init_ir(struct cx88_core *core) 0x18, 0x6b, 0x71, I2C_CLIENT_END }; - const unsigned short *addrp; memset(&info, 0, sizeof(struct i2c_board_info)); strlcpy(info.type, "ir_video", I2C_NAME_SIZE); - /* - * We can't call i2c_new_probed_device() because it uses - * quick writes for probing and at least some R receiver - * devices only reply to reads. - */ - for (addrp = addr_list; *addrp != I2C_CLIENT_END; addrp++) { - if (i2c_smbus_xfer(&core->i2c_adap, *addrp, 0, - I2C_SMBUS_READ, 0, - I2C_SMBUS_QUICK, NULL) >= 0) { - info.addr = *addrp; - i2c_new_device(&core->i2c_adap, &info); - break; - } - } + /* Use quick read command for probe, some IR chips don't + * support writes */ + i2c_new_probed_device(&core->i2c_adap, &info, addr_list, + i2c_probe_func_quick_read); } } |
