diff options
Diffstat (limited to 'drivers/media/dvb/mantis/mantis_vp1034.c')
-rw-r--r-- | drivers/media/dvb/mantis/mantis_vp1034.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/media/dvb/mantis/mantis_vp1034.c b/drivers/media/dvb/mantis/mantis_vp1034.c new file mode 100644 index 00000000000..b85ac29691d --- /dev/null +++ b/drivers/media/dvb/mantis/mantis_vp1034.c @@ -0,0 +1,52 @@ +/* + Mantis VP-1034 driver + + Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.com) + + 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. +*/ + +#include "mantis_common.h" +#include "mantis_vp1034.h" + +struct mb86a16_config vp1034_config = { + .demod_address = 0x08, + .set_voltage = vp1034_set_voltage, +}; + +int vp1034_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) +{ + struct mantis_pci *mantis = fe->dvb->priv; + + switch (voltage) { + case SEC_VOLTAGE_13: + mmwrite((mmread(MANTIS_GPIF_ADDR)) | voltage, MANTIS_GPIF_ADDR); + dprintk(verbose, MANTIS_ERROR, 1, "Polarization=[13V]"); + break; + case SEC_VOLTAGE_18: + mmwrite((mmread(MANTIS_GPIF_ADDR)) & voltage, MANTIS_GPIF_ADDR); + dprintk(verbose, MANTIS_ERROR, 1, "Polarization=[18V]"); + break; + case SEC_VOLTAGE_OFF: + dprintk(verbose, MANTIS_ERROR, 1, "Frontend (dummy) POWERDOWN"); + break; + default: + dprintk(verbose, MANTIS_ERROR, 1, "Invalid = (%d)", (u32 ) voltage); + return -EINVAL; + } + mmwrite(0x00, MANTIS_GPIF_DOUT); + + return 0; +} |