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author | Luis R. Rodriguez <lrodriguez@atheros.com> | 2010-04-15 17:38:19 -0400 |
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committer | John W. Linville <linville@tuxdriver.com> | 2010-04-16 15:43:20 -0400 |
commit | 8525f2801df14b6c4ae6a96127e47d646be5304c (patch) | |
tree | f5fcd937c457e5d9003c027f6f62d68079f04cd9 /drivers/net/wireless/ath/ath9k/ar9003_phy.c | |
parent | db3cc53a2faea2da5730304af06a77d343f314a5 (diff) | |
download | op-kernel-dev-8525f2801df14b6c4ae6a96127e47d646be5304c.zip op-kernel-dev-8525f2801df14b6c4ae6a96127e47d646be5304c.tar.gz |
ath9k_hw: Add AR9003 PHY support
This add stubs for PHY support for the AR9003 hardware family.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/ar9003_phy.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/ar9003_phy.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c new file mode 100644 index 0000000..c4511b8 --- /dev/null +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -0,0 +1,147 @@ +/* + * Copyright (c) 2010 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. + */ + +#include "hw.h" + +/** + * ar9003_hw_set_channel - set channel on single-chip device + * @ah: atheros hardware structure + * @chan: + * + * This is the function to change channel on single-chip devices, that is + * all devices after ar9280. + * + * This function takes the channel value in MHz and sets + * hardware channel value. Assumes writes have been enabled to analog bus. + * + * Actual Expression, + * + * For 2GHz channel, + * Channel Frequency = (3/4) * freq_ref * (chansel[8:0] + chanfrac[16:0]/2^17) + * (freq_ref = 40MHz) + * + * For 5GHz channel, + * Channel Frequency = (3/2) * freq_ref * (chansel[8:0] + chanfrac[16:0]/2^10) + * (freq_ref = 40MHz/(24>>amodeRefSel)) + * + * For 5GHz channels which are 5MHz spaced, + * Channel Frequency = (3/2) * freq_ref * (chansel[8:0] + chanfrac[16:0]/2^17) + * (freq_ref = 40MHz) + */ +static int ar9003_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) +{ + /* TODO */ + return 0; +} + +/** + * ar9003_hw_spur_mitigate - convert baseband spur frequency + * @ah: atheros hardware structure + * @chan: + * + * For single-chip solutions. Converts to baseband spur frequency given the + * input channel frequency and compute register settings below. + * + * Spur mitigation for MRC CCK + */ +static void ar9003_hw_spur_mitigate(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + /* TODO */ +} + +static u32 ar9003_hw_compute_pll_control(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + /* TODO */ + return 0; +} + +static void ar9003_hw_set_channel_regs(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + /* TODO */ +} + +static void ar9003_hw_init_bb(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + /* TODO */ +} + +static int ar9003_hw_process_ini(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + /* TODO */ + return -1; +} + +static void ar9003_hw_set_rfmode(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + /* TODO */ +} + +static void ar9003_hw_mark_phy_inactive(struct ath_hw *ah) +{ + /* TODO */ +} + +static void ar9003_hw_set_delta_slope(struct ath_hw *ah, + struct ath9k_channel *chan) +{ + /* TODO */ +} + +static bool ar9003_hw_rfbus_req(struct ath_hw *ah) +{ + /* TODO */ + return false; +} + +static void ar9003_hw_rfbus_done(struct ath_hw *ah) +{ + /* TODO */ +} + +static void ar9003_hw_enable_rfkill(struct ath_hw *ah) +{ + /* TODO */ +} + +static void ar9003_hw_set_diversity(struct ath_hw *ah, bool value) +{ + /* TODO */ +} + +void ar9003_hw_attach_phy_ops(struct ath_hw *ah) +{ + struct ath_hw_private_ops *priv_ops = ath9k_hw_private_ops(ah); + + priv_ops->rf_set_freq = ar9003_hw_set_channel; + priv_ops->spur_mitigate_freq = ar9003_hw_spur_mitigate; + priv_ops->compute_pll_control = ar9003_hw_compute_pll_control; + priv_ops->set_channel_regs = ar9003_hw_set_channel_regs; + priv_ops->init_bb = ar9003_hw_init_bb; + priv_ops->process_ini = ar9003_hw_process_ini; + priv_ops->set_rfmode = ar9003_hw_set_rfmode; + priv_ops->mark_phy_inactive = ar9003_hw_mark_phy_inactive; + priv_ops->set_delta_slope = ar9003_hw_set_delta_slope; + priv_ops->rfbus_req = ar9003_hw_rfbus_req; + priv_ops->rfbus_done = ar9003_hw_rfbus_done; + priv_ops->enable_rfkill = ar9003_hw_enable_rfkill; + priv_ops->set_diversity = ar9003_hw_set_diversity; +} |