drivers/media/dvb/frontends/dvb-pll.h

   1 /*
   2  * descriptions + helper functions for simple dvb plls.
   3  */
   4
   5 #ifndef __DVB_PLL_H__
   6 #define __DVB_PLL_H__
   7
   8 #include <linux/i2c.h>
   9 #include "dvb_frontend.h"
  10
  11 #define DVB_PLL_UNDEFINED               0
  12 #define DVB_PLL_THOMSON_DTT7579         1
  13 #define DVB_PLL_THOMSON_DTT759X         2
  14 #define DVB_PLL_LG_Z201                 3
  15 #define DVB_PLL_UNKNOWN_1               4
  16 #define DVB_PLL_TUA6010XS               5
  17 #define DVB_PLL_ENV57H1XD5              6
  18 #define DVB_PLL_TUA6034                 7
  19 #define DVB_PLL_TDA665X                 8
  20 #define DVB_PLL_TDED4                   9
  21 #define DVB_PLL_TDHU2                  10
  22 #define DVB_PLL_SAMSUNG_TBMV           11
  23 #define DVB_PLL_PHILIPS_SD1878_TDA8261 12
  24 #define DVB_PLL_OPERA1                 13
  25
  26 /**
  27  * Attach a dvb-pll to the supplied frontend structure.
  28  *
  29  * @param fe Frontend to attach to.
  30  * @param pll_addr i2c address of the PLL (if used).
  31  * @param i2c i2c adapter to use (set to NULL if not used).
  32  * @param pll_desc_id dvb_pll_desc to use.
  33  * @return Frontend pointer on success, NULL on failure
  34  */
  35 #if defined(CONFIG_DVB_PLL) || (defined(CONFIG_DVB_PLL_MODULE) && defined(MODULE))
  36 extern struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
  37                                            int pll_addr,
  38                                            struct i2c_adapter *i2c,
  39                                            unsigned int pll_desc_id);
  40 #else
  41 static inline struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe,
  42                                            int pll_addr,
  43                                            struct i2c_adapter *i2c,
  44                                            unsigned int pll_desc_id)
  45 {
  46         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
  47         return NULL;
  48 }
  49 #endif
  50
  51 #endif