From d44f19d586b6113fb5db10e1a36457f0db3b01aa Mon Sep 17 00:00:00 2001 From: Jean Delvare Date: Wed, 11 Aug 2010 18:20:57 +0200 Subject: 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 Acked-by: Mauro Carvalho Chehab --- drivers/media/video/cx88/cx88-i2c.c | 19 ++++--------------- 1 file changed, 4 insertions(+), 15 deletions(-) (limited to 'drivers/media/video/cx88') 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); } } -- cgit v1.2.1