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path: root/drivers/net/wireless/b43/lo.h
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Diffstat (limited to 'drivers/net/wireless/b43/lo.h')
-rw-r--r--drivers/net/wireless/b43/lo.h112
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/net/wireless/b43/lo.h b/drivers/net/wireless/b43/lo.h
new file mode 100644
index 000000000000..455615d1f8c6
--- /dev/null
+++ b/drivers/net/wireless/b43/lo.h
@@ -0,0 +1,112 @@
+#ifndef B43_LO_H_
+#define B43_LO_H_
+
+#include "phy.h"
+
+struct b43_wldev;
+
+/* Local Oscillator control value-pair. */
+struct b43_loctl {
+ /* Control values. */
+ s8 i;
+ s8 q;
+ /* "Used by hardware" flag. */
+ bool used;
+#ifdef CONFIG_B43_DEBUG
+ /* Is this lo-control-array entry calibrated? */
+ bool calibrated;
+#endif
+};
+
+/* Debugging: Poison value for i and q values. */
+#define B43_LOCTL_POISON 111
+
+/* loctl->calibrated debugging mechanism */
+#ifdef CONFIG_B43_DEBUG
+static inline void b43_loctl_set_calibrated(struct b43_loctl *loctl,
+ bool calibrated)
+{
+ loctl->calibrated = calibrated;
+}
+static inline bool b43_loctl_is_calibrated(struct b43_loctl *loctl)
+{
+ return loctl->calibrated;
+}
+#else
+static inline void b43_loctl_set_calibrated(struct b43_loctl *loctl,
+ bool calibrated)
+{
+}
+static inline bool b43_loctl_is_calibrated(struct b43_loctl *loctl)
+{
+ return 1;
+}
+#endif
+
+/* TX Power LO Control Array.
+ * Value-pairs to adjust the LocalOscillator are stored
+ * in this structure.
+ * There are two different set of values. One for "Flag is Set"
+ * and one for "Flag is Unset".
+ * By "Flag" the flag in struct b43_rfatt is meant.
+ * The Value arrays are two-dimensional. The first index
+ * is the baseband attenuation and the second index
+ * is the radio attenuation.
+ * Use b43_get_lo_g_ctl() to retrieve a value from the lists.
+ */
+struct b43_txpower_lo_control {
+#define B43_NR_BB 12
+#define B43_NR_RF 16
+ /* LO Control values, with PAD Mixer */
+ struct b43_loctl with_padmix[B43_NR_BB][B43_NR_RF];
+ /* LO Control values, without PAD Mixer */
+ struct b43_loctl no_padmix[B43_NR_BB][B43_NR_RF];
+
+ /* Flag to indicate a complete rebuild of the two tables above
+ * to the LO measuring code. */
+ bool rebuild;
+
+ /* Lists of valid RF and BB attenuation values for this device. */
+ struct b43_rfatt_list rfatt_list;
+ struct b43_bbatt_list bbatt_list;
+
+ /* Current TX Bias value */
+ u8 tx_bias;
+ /* Current TX Magnification Value (if used by the device) */
+ u8 tx_magn;
+
+ /* GPHY LO is measured. */
+ bool lo_measured;
+
+ /* Saved device PowerVector */
+ u64 power_vector;
+};
+
+/* Measure the BPHY Local Oscillator. */
+void b43_lo_b_measure(struct b43_wldev *dev);
+/* Measure the BPHY/GPHY Local Oscillator. */
+void b43_lo_g_measure(struct b43_wldev *dev);
+
+/* Adjust the Local Oscillator to the saved attenuation
+ * and txctl values.
+ */
+void b43_lo_g_adjust(struct b43_wldev *dev);
+/* Adjust to specific values. */
+void b43_lo_g_adjust_to(struct b43_wldev *dev,
+ u16 rfatt, u16 bbatt, u16 tx_control);
+
+/* Mark all possible b43_lo_g_ctl as "unused" */
+void b43_lo_g_ctl_mark_all_unused(struct b43_wldev *dev);
+/* Mark the b43_lo_g_ctl corresponding to the current
+ * attenuation values as used.
+ */
+void b43_lo_g_ctl_mark_cur_used(struct b43_wldev *dev);
+
+/* Get a reference to a LO Control value pair in the
+ * TX Power LO Control Array.
+ */
+struct b43_loctl *b43_get_lo_g_ctl(struct b43_wldev *dev,
+ const struct b43_rfatt *rfatt,
+ const struct b43_bbatt *bbatt);
+
+#endif /* B43_LO_H_ */