diff options
Diffstat (limited to 'drivers/media/dvb/frontends/lg_h06xf.h')
-rw-r--r-- | drivers/media/dvb/frontends/lg_h06xf.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/lg_h06xf.h b/drivers/media/dvb/frontends/lg_h06xf.h new file mode 100644 index 000000000000..754d51d11120 --- /dev/null +++ b/drivers/media/dvb/frontends/lg_h06xf.h @@ -0,0 +1,64 @@ +/* + * lg_h06xf.h - ATSC Tuner support for LG TDVS-H06xF + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _LG_H06XF_H_ +#define _LG_H06XF_H_ +#include "dvb-pll.h" + +static int lg_h06xf_pll_set(struct dvb_frontend* fe, struct i2c_adapter* i2c_adap, + struct dvb_frontend_parameters* params) +{ + u8 buf[4]; + struct i2c_msg msg = { .addr = 0x61, .flags = 0, + .buf = buf, .len = sizeof(buf) }; + int err; + + dvb_pll_configure(&dvb_pll_lg_tdvs_h06xf, buf, params->frequency, 0); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { + printk(KERN_WARNING "lg_h06xf: %s error " + "(addr %02x <- %02x, err = %i)\n", + __FUNCTION__, buf[0], buf[1], err); + if (err < 0) + return err; + else + return -EREMOTEIO; + } + + /* Set the Auxiliary Byte. */ + buf[0] = buf[2]; + buf[0] &= ~0x20; + buf[0] |= 0x18; + buf[1] = 0x50; + msg.len = 2; + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { + printk(KERN_WARNING "lg_h06xf: %s error " + "(addr %02x <- %02x, err = %i)\n", + __FUNCTION__, buf[0], buf[1], err); + if (err < 0) + return err; + else + return -EREMOTEIO; + } + + return 0; +} +#endif |