atheros: put atheros wireless drivers into ath/

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 124 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h
new file mode 100644
index 0000000..1c74bd5
--- /dev/null
+++ b/drivers/net/wireless/ath/ath9k/calib.h
@@ -0,0 +1,124 @@
+/*
+ * Copyright (c) 2008-2009 Atheros Communications Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef CALIB_H
+#define CALIB_H
+
+extern const struct hal_percal_data iq_cal_multi_sample;
+extern const struct hal_percal_data iq_cal_single_sample;
+extern const struct hal_percal_data adc_gain_cal_multi_sample;
+extern const struct hal_percal_data adc_gain_cal_single_sample;
+extern const struct hal_percal_data adc_dc_cal_multi_sample;
+extern const struct hal_percal_data adc_dc_cal_single_sample;
+extern const struct hal_percal_data adc_init_dc_cal;
+
+#define AR_PHY_CCA_MAX_GOOD_VALUE      		-85
+#define AR_PHY_CCA_MAX_HIGH_VALUE      		-62
+#define AR_PHY_CCA_MIN_BAD_VALUE       		-140
+#define AR_PHY_CCA_FILTERWINDOW_LENGTH_INIT     3
+#define AR_PHY_CCA_FILTERWINDOW_LENGTH          5
+
+#define NUM_NF_READINGS       6
+#define ATH9K_NF_CAL_HIST_MAX 5
+
+struct ar5416IniArray {
+	u32 *ia_array;
+	u32 ia_rows;
+	u32 ia_columns;
+};
+
+#define INIT_INI_ARRAY(iniarray, array, rows, columns) do {	\
+		(iniarray)->ia_array = (u32 *)(array);		\
+		(iniarray)->ia_rows = (rows);			\
+		(iniarray)->ia_columns = (columns);		\
+	} while (0)
+
+#define INI_RA(iniarray, row, column) \
+	(((iniarray)->ia_array)[(row) *	((iniarray)->ia_columns) + (column)])
+
+#define INIT_CAL(_perCal) do {				\
+		(_perCal)->calState = CAL_WAITING;	\
+		(_perCal)->calNext = NULL;		\
+	} while (0)
+
+#define INSERT_CAL(_ahp, _perCal)					\
+	do {								\
+		if ((_ahp)->cal_list_last == NULL) {			\
+			(_ahp)->cal_list =				\
+				(_ahp)->cal_list_last = (_perCal);	\
+			((_ahp)->cal_list_last)->calNext = (_perCal); \
+		} else {						\
+			((_ahp)->cal_list_last)->calNext = (_perCal); \
+			(_ahp)->cal_list_last = (_perCal);		\
+			(_perCal)->calNext = (_ahp)->cal_list;	\
+		}							\
+	} while (0)
+
+enum hal_cal_types {
+	ADC_DC_INIT_CAL = 0x1,
+	ADC_GAIN_CAL = 0x2,
+	ADC_DC_CAL = 0x4,
+	IQ_MISMATCH_CAL = 0x8
+};
+
+enum hal_cal_state {
+	CAL_INACTIVE,
+	CAL_WAITING,
+	CAL_RUNNING,
+	CAL_DONE
+};
+
+#define MIN_CAL_SAMPLES     1
+#define MAX_CAL_SAMPLES    64
+#define INIT_LOG_COUNT      5
+#define PER_MIN_LOG_COUNT   2
+#define PER_MAX_LOG_COUNT  10
+
+struct hal_percal_data {
+	enum hal_cal_types calType;
+	u32 calNumSamples;
+	u32 calCountMax;
+	void (*calCollect) (struct ath_hw *);
+	void (*calPostProc) (struct ath_hw *, u8);
+};
+
+struct hal_cal_list {
+	const struct hal_percal_data *calData;
+	enum hal_cal_state calState;
+	struct hal_cal_list *calNext;
+};
+
+struct ath9k_nfcal_hist {
+	int16_t nfCalBuffer[ATH9K_NF_CAL_HIST_MAX];
+	u8 currIndex;
+	int16_t privNF;
+	u8 invalidNFcount;
+};
+
+bool ath9k_hw_reset_calvalid(struct ath_hw *ah);
+void ath9k_hw_start_nfcal(struct ath_hw *ah);
+void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan);
+int16_t ath9k_hw_getnf(struct ath_hw *ah,
+		       struct ath9k_channel *chan);
+void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah);
+s16 ath9k_hw_getchan_noise(struct ath_hw *ah, struct ath9k_channel *chan);
+bool ath9k_hw_calibrate(struct ath_hw *ah, struct ath9k_channel *chan,
+			u8 rxchainmask, bool longcal,
+			bool *isCalDone);
+bool ath9k_hw_init_cal(struct ath_hw *ah,
+		       struct ath9k_channel *chan);
+
+#endif /* CALIB_H */