diff options
| author | Yasunari Takiguchi <Yasunari.Takiguchi@sony.com> | 2018-01-18 03:47:38 -0500 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2018-03-07 04:39:42 -0500 |
| commit | 1a3ef038d09e66489f95c5cd67d815670f9cabdc (patch) | |
| tree | 0320aecdfc7940e248fbfb0d2ce0380794db5a15 /drivers/media/dvb-frontends/cxd2880/cxd2880_io.h | |
| parent | bd24fcddf6b822a6646b00cfc76a21f3f7bbc7e7 (diff) | |
media: cxd2880: Add common files for the driver
These are common files for the driver for the
Sony CXD2880 DVB-T2/T tuner + demodulator.
These contains helper functions for the driver.
Signed-off-by: Yasunari Takiguchi <Yasunari.Takiguchi@sony.com>
Signed-off-by: Masayuki Yamamoto <Masayuki.Yamamoto@sony.com>
Signed-off-by: Hideki Nozawa <Hideki.Nozawa@sony.com>
Signed-off-by: Kota Yonezawa <Kota.Yonezawa@sony.com>
Signed-off-by: Toshihiko Matsumoto <Toshihiko.Matsumoto@sony.com>
Signed-off-by: Satoshi Watanabe <Satoshi.C.Watanabe@sony.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/dvb-frontends/cxd2880/cxd2880_io.h')
| -rw-r--r-- | drivers/media/dvb-frontends/cxd2880/cxd2880_io.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/cxd2880/cxd2880_io.h b/drivers/media/dvb-frontends/cxd2880/cxd2880_io.h new file mode 100644 index 000000000000..ba550278881d --- /dev/null +++ b/drivers/media/dvb-frontends/cxd2880/cxd2880_io.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * cxd2880_io.h + * Sony CXD2880 DVB-T2/T tuner + demodulator driver + * register I/O interface definitions + * + * Copyright (C) 2016, 2017, 2018 Sony Semiconductor Solutions Corporation + */ + +#ifndef CXD2880_IO_H +#define CXD2880_IO_H + +#include "cxd2880_common.h" + +enum cxd2880_io_tgt { + CXD2880_IO_TGT_SYS, + CXD2880_IO_TGT_DMD +}; + +struct cxd2880_reg_value { + u8 addr; + u8 value; +}; + +struct cxd2880_io { + int (*read_regs)(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, u8 sub_address, + u8 *data, u32 size); + int (*write_regs)(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, u8 sub_address, + const u8 *data, u32 size); + int (*write_reg)(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, u8 sub_address, + u8 data); + void *if_object; + u8 i2c_address_sys; + u8 i2c_address_demod; + u8 slave_select; + void *user; +}; + +int cxd2880_io_common_write_one_reg(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + u8 sub_address, u8 data); + +int cxd2880_io_set_reg_bits(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + u8 sub_address, u8 data, u8 mask); + +int cxd2880_io_write_multi_regs(struct cxd2880_io *io, + enum cxd2880_io_tgt tgt, + const struct cxd2880_reg_value reg_value[], + u8 size); +#endif |