linux/drivers/media/dvb-frontends/stv6110x_priv.h
Tobias Klausmann 3c8f4cd271 media: stv6110x: Implement probe/remove for stv6110x
Refactor out the common parts of stv6110x_probe() and stv6110x_attach()
into separate functions.

This provides the needed functionality to use dvb_module_probe() instead
of dvb_attach()!

Signed-off-by: Tobias Klausmann <tobias.johannes.klausmann@mni.thm.de>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-06-10 14:59:04 -04:00

66 lines
1.8 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
STV6110(A) Silicon tuner driver
Copyright (C) Manu Abraham <abraham.manu@gmail.com>
Copyright (C) ST Microelectronics
*/
#ifndef __STV6110x_PRIV_H
#define __STV6110x_PRIV_H
#define FE_ERROR 0
#define FE_NOTICE 1
#define FE_INFO 2
#define FE_DEBUG 3
#define FE_DEBUGREG 4
#define dprintk(__y, __z, format, arg...) do { \
if (__z) { \
if ((verbose > FE_ERROR) && (verbose > __y)) \
printk(KERN_ERR "%s: " format "\n", __func__ , ##arg); \
else if ((verbose > FE_NOTICE) && (verbose > __y)) \
printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg); \
else if ((verbose > FE_INFO) && (verbose > __y)) \
printk(KERN_INFO "%s: " format "\n", __func__ , ##arg); \
else if ((verbose > FE_DEBUG) && (verbose > __y)) \
printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg); \
} else { \
if (verbose > __y) \
printk(format, ##arg); \
} \
} while (0)
#define STV6110x_SETFIELD(mask, bitf, val) \
(mask = (mask & (~(((1 << STV6110x_WIDTH_##bitf) - 1) << \
STV6110x_OFFST_##bitf))) | \
(val << STV6110x_OFFST_##bitf))
#define STV6110x_GETFIELD(bitf, val) \
((val >> STV6110x_OFFST_##bitf) & \
((1 << STV6110x_WIDTH_##bitf) - 1))
#define MAKEWORD16(a, b) (((a) << 8) | (b))
#define LSB(x) ((x & 0xff))
#define MSB(y) ((y >> 8) & 0xff)
#define TRIALS 10
#define R_DIV(__div) (1 << (__div + 1))
#define REFCLOCK_kHz (stv6110x->config->refclk / 1000)
#define REFCLOCK_MHz (stv6110x->config->refclk / 1000000)
struct stv6110x_state {
struct dvb_frontend *frontend;
struct i2c_adapter *i2c;
const struct stv6110x_config *config;
u8 regs[8];
struct stv6110x_devctl *devctl;
};
#endif /* __STV6110x_PRIV_H */