package/bcm43xx-mac80211/src/bcm43xx/bcm43xx_lo.h

   1 #ifndef BCM43xx_LO_H_
   2 #define BCM43xx_LO_H_
   3
   4 #include "bcm43xx_phy.h"
   5
   6 struct bcm43xx_wldev;
   7
   8 /* Local Oscillator control value-pair. */
   9 struct bcm43xx_loctl {
  10         /* Control values. */
  11         s8 i;
  12         s8 q;
  13         /* "Used by hardware" flag. */
  14         u8 used;
  15 };
  16
  17 /* TX Power LO Control Array.
  18  * Value-pairs to adjust the LocalOscillator are stored
  19  * in this structure.
  20  * There are two different set of values. One for "Flag is Set"
  21  * and one for "Flag is Unset".
  22  * By "Flag" the flag in struct bcm43xx_rfatt is meant.
  23  * The Value arrays are two-dimensional. The first index
  24  * is the baseband attenuation and the second index
  25  * is the radio attenuation.
  26  * Use bcm43xx_get_lo_g_ctl() to retrieve a value from the lists.
  27  */
  28 struct bcm43xx_txpower_lo_control {
  29 #define BCM43xx_NR_BB   9
  30 #define BCM43xx_NR_RF   16
  31         /* LO Control values, with PAD Mixer */
  32         struct bcm43xx_loctl with_padmix[ BCM43xx_NR_BB ][ BCM43xx_NR_RF ];
  33         /* LO Control values, without PAD Mixer */
  34         struct bcm43xx_loctl no_padmix[ BCM43xx_NR_BB ][ BCM43xx_NR_RF ];
  35
  36         /* Flag to indicate a complete rebuild of the two tables above
  37          * to the LO measuring code. */
  38         u8 rebuild;
  39
  40         /* Lists of valid RF and BB attenuation values for this device. */
  41         struct bcm43xx_rfatt_list rfatt_list;
  42         struct bcm43xx_bbatt_list bbatt_list;
  43
  44         /* Current RF and BB attenuation and LO control values. */
  45         struct bcm43xx_rfatt rfatt;
  46         struct bcm43xx_bbatt bbatt;
  47
  48         /* Current TX Bias value */
  49         u8 tx_bias;
  50         /* Current TX Magnification Value (if used by the device) */
  51         u8 tx_magn;
  52
  53         /* GPHY LO is measured. */
  54         u8 lo_measured;
  55
  56         /* Saved device PowerVector */
  57         u64 power_vector;
  58 };
  59
  60
  61 /* Measure the BPHY Local Oscillator. */
  62 void bcm43xx_lo_b_measure(struct bcm43xx_wldev *dev);
  63 /* Measure the BPHY/GPHY Local Oscillator. */
  64 void bcm43xx_lo_g_measure(struct bcm43xx_wldev *dev);
  65
  66 /* Adjust the Local Oscillator to the saved attenuation
  67  * and txctl values.
  68  */
  69 void bcm43xx_lo_g_adjust(struct bcm43xx_wldev *dev);
  70 /* Adjust to specific values. */
  71 void bcm43xx_lo_g_adjust_to(struct bcm43xx_wldev *dev,
  72                           u16 rfatt, u16 bbatt, u16 txctl1);
  73
  74 /* Returns the bcm43xx_lo_g_ctl corresponding to the current
  75  * attenuation values.
  76  */
  77 struct bcm43xx_loctl * bcm43xx_lo_g_ctl_current(struct bcm43xx_wldev *dev);
  78 /* Mark all possible bcm43xx_lo_g_ctl as "unused" */
  79 void bcm43xx_lo_g_ctl_mark_all_unused(struct bcm43xx_wldev *dev);
  80 /* Mark the bcm43xx_lo_g_ctl corresponding to the current
  81  * attenuation values as used.
  82  */
  83 void bcm43xx_lo_g_ctl_mark_cur_used(struct bcm43xx_wldev *dev);
  84
  85 /* Get a reference to a LO Control value pair in the
  86  * TX Power LO Control Array.
  87  */
  88 struct bcm43xx_loctl * bcm43xx_get_lo_g_ctl(struct bcm43xx_wldev *dev,
  89                                          const struct bcm43xx_rfatt *rfatt,
  90                                          const struct bcm43xx_bbatt *bbatt);
  91
  92 #endif /* BCM43xx_LO_H_ */