drivers/media/dvb-frontends/stv6110x_priv.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3         STV6110(A) Silicon tuner driver
   4
   5         Copyright (C) Manu Abraham <abraham.manu@gmail.com>
   6
   7         Copyright (C) ST Microelectronics
   8
   9 */
  10
  11 #ifndef __STV6110x_PRIV_H
  12 #define __STV6110x_PRIV_H
  13
  14 #define FE_ERROR                                0
  15 #define FE_NOTICE                               1
  16 #define FE_INFO                                 2
  17 #define FE_DEBUG                                3
  18 #define FE_DEBUGREG                             4
  19
  20 #define dprintk(__y, __z, format, arg...) do {                                          \
  21         if (__z) {                                                                      \
  22                 if      ((verbose > FE_ERROR) && (verbose > __y))                       \
  23                         printk(KERN_ERR "%s: " format "\n", __func__ , ##arg);          \
  24                 else if ((verbose > FE_NOTICE) && (verbose > __y))                      \
  25                         printk(KERN_NOTICE "%s: " format "\n", __func__ , ##arg);       \
  26                 else if ((verbose > FE_INFO) && (verbose > __y))                        \
  27                         printk(KERN_INFO "%s: " format "\n", __func__ , ##arg);         \
  28                 else if ((verbose > FE_DEBUG) && (verbose > __y))                       \
  29                         printk(KERN_DEBUG "%s: " format "\n", __func__ , ##arg);        \
  30         } else {                                                                        \
  31                 if (verbose > __y)                                                      \
  32                         printk(format, ##arg);                                          \
  33         }                                                                               \
  34 } while (0)
  35
  36
  37 #define STV6110x_SETFIELD(mask, bitf, val)                              \
  38         (mask = (mask & (~(((1 << STV6110x_WIDTH_##bitf) - 1) <<        \
  39                                   STV6110x_OFFST_##bitf))) |            \
  40                           (val << STV6110x_OFFST_##bitf))
  41
  42 #define STV6110x_GETFIELD(bitf, val)                                    \
  43         ((val >> STV6110x_OFFST_##bitf) &                               \
  44         ((1 << STV6110x_WIDTH_##bitf) - 1))
  45
  46 #define MAKEWORD16(a, b)                        (((a) << 8) | (b))
  47
  48 #define LSB(x)                                  ((x & 0xff))
  49 #define MSB(y)                                  ((y >> 8) & 0xff)
  50
  51 #define TRIALS                                  10
  52 #define R_DIV(__div)                            (1 << (__div + 1))
  53 #define REFCLOCK_kHz                            (stv6110x->config->refclk /    1000)
  54 #define REFCLOCK_MHz                            (stv6110x->config->refclk / 1000000)
  55
  56 struct stv6110x_state {
  57         struct dvb_frontend             *frontend;
  58         struct i2c_adapter              *i2c;
  59         const struct stv6110x_config    *config;
  60         u8                              regs[8];
  61
  62         struct stv6110x_devctl  *devctl;
  63 };
  64
  65 #endif /* __STV6110x_PRIV_H */