linux/drivers/net/wireless/ath/ath5k/initvals.c

/*
 * Initial register settings functions
 *
 * Copyright (c) 2004-2007 Reyk Floeter <[email protected]>
 * Copyright (c) 2006-2009 Nick Kossifidis <[email protected]>
 * Copyright (c) 2007-2008 Jiri Slaby <[email protected]>
 *
 * Permission to use, copy, modify, and 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.
 *
 */

#define pr_fmt(fmt) …

#include "ath5k.h"
#include "reg.h"
#include "debug.h"

/**
 * struct ath5k_ini - Mode-independent initial register writes
 * @ini_register: Register address
 * @ini_value: Default value
 * @ini_mode: 0 to write 1 to read (and clear)
 */
struct ath5k_ini { … };

/**
 * struct ath5k_ini_mode - Mode specific initial register values
 * @mode_register: Register address
 * @mode_value: Set of values for each enum ath5k_driver_mode
 */
struct ath5k_ini_mode { … };

/* Initial register settings for AR5210 */
static const struct ath5k_ini ar5210_ini[] = …;

/* Initial register settings for AR5211 */
static const struct ath5k_ini ar5211_ini[] = …;

/* Initial mode-specific settings for AR5211
 * 5211 supports OFDM-only g (draft g) but we
 * need to test it ! */
static const struct ath5k_ini_mode ar5211_ini_mode[] = …;

/* Initial register settings for AR5212 and newer chips */
static const struct ath5k_ini ar5212_ini_common_start[] = …;

/* Initial mode-specific settings for AR5212 (Written before ar5212_ini) */
static const struct ath5k_ini_mode ar5212_ini_mode_start[] = …;

/* Initial mode-specific settings for AR5212 + RF5111
 * (Written after ar5212_ini) */
static const struct ath5k_ini_mode rf5111_ini_mode_end[] = …;

/* Common for all modes */
static const struct ath5k_ini rf5111_ini_common_end[] = …;


/* Initial mode-specific settings for AR5212 + RF5112
 * (Written after ar5212_ini) */
static const struct ath5k_ini_mode rf5112_ini_mode_end[] = …;

static const struct ath5k_ini rf5112_ini_common_end[] = …;


/* Initial mode-specific settings for RF5413/5414
 * (Written after ar5212_ini) */
static const struct ath5k_ini_mode rf5413_ini_mode_end[] = …;

static const struct ath5k_ini rf5413_ini_common_end[] = …;

/* Initial mode-specific settings for RF2413/2414
 * (Written after ar5212_ini) */
/* XXX: a mode ? */
static const struct ath5k_ini_mode rf2413_ini_mode_end[] = …;

static const struct ath5k_ini rf2413_ini_common_end[] = …;

/* Initial mode-specific settings for RF2425
 * (Written after ar5212_ini) */
/* XXX: a mode ? */
static const struct ath5k_ini_mode rf2425_ini_mode_end[] = …;

static const struct ath5k_ini rf2425_ini_common_end[] = …;

/*
 * Initial BaseBand Gain settings for RF5111/5112 (AR5210 comes with
 * RF5110 only so initial BB Gain settings are included in AR5K_AR5210_INI)
 */

/* RF5111 Initial BaseBand Gain settings */
static const struct ath5k_ini rf5111_ini_bbgain[] = …;

/* RF5112 Initial BaseBand Gain settings (Same for RF5413/5414+) */
static const struct ath5k_ini rf5112_ini_bbgain[] = …;


/**
 * ath5k_hw_ini_registers() - Write initial register dump common for all modes
 * @ah: The &struct ath5k_hw
 * @size: Dump size
 * @ini_regs: The array of &struct ath5k_ini
 * @skip_pcu: Skip PCU registers
 */
static void
ath5k_hw_ini_registers(struct ath5k_hw *ah, unsigned int size,
		const struct ath5k_ini *ini_regs, bool skip_pcu)
{ … }

/**
 * ath5k_hw_ini_mode_registers() - Write initial mode-specific register dump
 * @ah: The &struct ath5k_hw
 * @size: Dump size
 * @ini_mode: The array of &struct ath5k_ini_mode
 * @mode: One of enum ath5k_driver_mode
 */
static void
ath5k_hw_ini_mode_registers(struct ath5k_hw *ah,
		unsigned int size, const struct ath5k_ini_mode *ini_mode,
		u8 mode)
{ … }

/**
 * ath5k_hw_write_initvals() - Write initial chip-specific register dump
 * @ah: The &struct ath5k_hw
 * @mode: One of enum ath5k_driver_mode
 * @skip_pcu: Skip PCU registers
 *
 * Write initial chip-specific register dump, to get the chipset on a
 * clean and ready-to-work state after warm reset.
 */
int
ath5k_hw_write_initvals(struct ath5k_hw *ah, u8 mode, bool skip_pcu)
{ … }