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ath9k: move ath9k_init_channels_rates to common-init

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and rename it to ath9k_cmn_init_channels_rates.
sbands are move to ath_common as well.

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Oleksij Rempel 2014-02-25 14:48:50 +01:00 committed by John W. Linville
parent 031eb464fb
commit 13f71050c1
9 changed files with 208 additions and 163 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/wireless/ath/ath.h
View File

@ -163,6 +163,7 @@ struct ath_common {
bool bt_ant_diversity;
int last_rssi;
struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
};
struct sk_buff *ath_rxbuf_alloc(struct ath_common *common,

3
drivers/net/wireless/ath/ath9k/Makefile
View File

@ -51,7 +51,8 @@ ath9k_hw-$(CONFIG_ATH9K_BTCOEX_SUPPORT) += btcoex.o \
obj-$(CONFIG_ATH9K_HW) += ath9k_hw.o
obj-$(CONFIG_ATH9K_COMMON) += ath9k_common.o
ath9k_common-y:= common.o
ath9k_common-y:= common.o \
common-init.o
ath9k_htc-y += htc_hst.o \
hif_usb.o \

1
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -753,7 +753,6 @@ struct ath_softc {
struct ath_rx rx;
struct ath_tx tx;
struct ath_beacon beacon;
struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
#ifdef CONFIG_MAC80211_LEDS
bool led_registered;

2
drivers/net/wireless/ath/ath9k/beacon.c
View File

@ -80,7 +80,7 @@ static void ath9k_beacon_setup(struct ath_softc *sc, struct ieee80211_vif *vif,
u8 chainmask = ah->txchainmask;
u8 rate = 0;
sband = &sc->sbands[common->hw->conf.chandef.chan->band];
sband = &common->sbands[common->hw->conf.chandef.chan->band];
rate = sband->bitrates[rateidx].hw_value;
if (vif->bss_conf.use_short_preamble)
rate |= sband->bitrates[rateidx].hw_value_short;

170
drivers/net/wireless/ath/ath9k/common-init.c Normal file
View File

@ -0,0 +1,170 @@
/*
* Copyright (c) 2008-2011 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.
*/
/* We use the hw_value as an index into our private channel structure */
#include "common.h"
#define CHAN2G(_freq, _idx) { \
.band = IEEE80211_BAND_2GHZ, \
.center_freq = (_freq), \
.hw_value = (_idx), \
.max_power = 20, \
}
#define CHAN5G(_freq, _idx) { \
.band = IEEE80211_BAND_5GHZ, \
.center_freq = (_freq), \
.hw_value = (_idx), \
.max_power = 20, \
}
/* Some 2 GHz radios are actually tunable on 2312-2732
* on 5 MHz steps, we support the channels which we know
* we have calibration data for all cards though to make
* this static */
static const struct ieee80211_channel ath9k_2ghz_chantable[] = {
CHAN2G(2412, 0), /* Channel 1 */
CHAN2G(2417, 1), /* Channel 2 */
CHAN2G(2422, 2), /* Channel 3 */
CHAN2G(2427, 3), /* Channel 4 */
CHAN2G(2432, 4), /* Channel 5 */
CHAN2G(2437, 5), /* Channel 6 */
CHAN2G(2442, 6), /* Channel 7 */
CHAN2G(2447, 7), /* Channel 8 */
CHAN2G(2452, 8), /* Channel 9 */
CHAN2G(2457, 9), /* Channel 10 */
CHAN2G(2462, 10), /* Channel 11 */
CHAN2G(2467, 11), /* Channel 12 */
CHAN2G(2472, 12), /* Channel 13 */
CHAN2G(2484, 13), /* Channel 14 */
};
/* Some 5 GHz radios are actually tunable on XXXX-YYYY
* on 5 MHz steps, we support the channels which we know
* we have calibration data for all cards though to make
* this static */
static const struct ieee80211_channel ath9k_5ghz_chantable[] = {
/* _We_ call this UNII 1 */
CHAN5G(5180, 14), /* Channel 36 */
CHAN5G(5200, 15), /* Channel 40 */
CHAN5G(5220, 16), /* Channel 44 */
CHAN5G(5240, 17), /* Channel 48 */
/* _We_ call this UNII 2 */
CHAN5G(5260, 18), /* Channel 52 */
CHAN5G(5280, 19), /* Channel 56 */
CHAN5G(5300, 20), /* Channel 60 */
CHAN5G(5320, 21), /* Channel 64 */
/* _We_ call this "Middle band" */
CHAN5G(5500, 22), /* Channel 100 */
CHAN5G(5520, 23), /* Channel 104 */
CHAN5G(5540, 24), /* Channel 108 */
CHAN5G(5560, 25), /* Channel 112 */
CHAN5G(5580, 26), /* Channel 116 */
CHAN5G(5600, 27), /* Channel 120 */
CHAN5G(5620, 28), /* Channel 124 */
CHAN5G(5640, 29), /* Channel 128 */
CHAN5G(5660, 30), /* Channel 132 */
CHAN5G(5680, 31), /* Channel 136 */
CHAN5G(5700, 32), /* Channel 140 */
/* _We_ call this UNII 3 */
CHAN5G(5745, 33), /* Channel 149 */
CHAN5G(5765, 34), /* Channel 153 */
CHAN5G(5785, 35), /* Channel 157 */
CHAN5G(5805, 36), /* Channel 161 */
CHAN5G(5825, 37), /* Channel 165 */
};
/* Atheros hardware rate code addition for short premble */
#define SHPCHECK(__hw_rate, __flags) \
((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04 ) : 0)
#define RATE(_bitrate, _hw_rate, _flags) { \
.bitrate = (_bitrate), \
.flags = (_flags), \
.hw_value = (_hw_rate), \
.hw_value_short = (SHPCHECK(_hw_rate, _flags)) \
}
static struct ieee80211_rate ath9k_legacy_rates[] = {
RATE(10, 0x1b, 0),
RATE(20, 0x1a, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(55, 0x19, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(110, 0x18, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(60, 0x0b, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(90, 0x0f, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(120, 0x0a, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(180, 0x0e, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(240, 0x09, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(360, 0x0d, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(480, 0x08, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(540, 0x0c, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
};
int ath9k_cmn_init_channels_rates(struct ath_common *common)
{
struct ath_hw *ah = (struct ath_hw *)common->ah;
void *channels;
BUILD_BUG_ON(ARRAY_SIZE(ath9k_2ghz_chantable) +
ARRAY_SIZE(ath9k_5ghz_chantable) !=
ATH9K_NUM_CHANNELS);
if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) {
channels = devm_kzalloc(ah->dev,
sizeof(ath9k_2ghz_chantable), GFP_KERNEL);
if (!channels)
return -ENOMEM;
memcpy(channels, ath9k_2ghz_chantable,
sizeof(ath9k_2ghz_chantable));
common->sbands[IEEE80211_BAND_2GHZ].channels = channels;
common->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
common->sbands[IEEE80211_BAND_2GHZ].n_channels =
ARRAY_SIZE(ath9k_2ghz_chantable);
common->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates;
common->sbands[IEEE80211_BAND_2GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates);
}
if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) {
channels = devm_kzalloc(ah->dev,
sizeof(ath9k_5ghz_chantable), GFP_KERNEL);
if (!channels)
return -ENOMEM;
memcpy(channels, ath9k_5ghz_chantable,
sizeof(ath9k_5ghz_chantable));
common->sbands[IEEE80211_BAND_5GHZ].channels = channels;
common->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ;
common->sbands[IEEE80211_BAND_5GHZ].n_channels =
ARRAY_SIZE(ath9k_5ghz_chantable);
common->sbands[IEEE80211_BAND_5GHZ].bitrates =
ath9k_legacy_rates + 4;
common->sbands[IEEE80211_BAND_5GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates) - 4;
}
return 0;
}
EXPORT_SYMBOL(ath9k_cmn_init_channels_rates);

17
drivers/net/wireless/ath/ath9k/common-init.h Normal file
View File

@ -0,0 +1,17 @@
/*
* Copyright (c) 2009-2011 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.
*/
int ath9k_cmn_init_channels_rates(struct ath_common *common);

2
drivers/net/wireless/ath/ath9k/common.h
View File

@ -21,6 +21,8 @@
#include "hw.h"
#include "hw-ops.h"
#include "common-init.h"
/* Common header for Atheros 802.11n base driver cores */
#define WME_BA_BMP_SIZE 64

172
drivers/net/wireless/ath/ath9k/init.c
View File

@ -62,111 +62,6 @@ module_param_named(ps_enable, ath9k_ps_enable, int, 0444);
MODULE_PARM_DESC(ps_enable, "Enable WLAN PowerSave");
bool is_ath9k_unloaded;
/* We use the hw_value as an index into our private channel structure */
#define CHAN2G(_freq, _idx) { \
.band = IEEE80211_BAND_2GHZ, \
.center_freq = (_freq), \
.hw_value = (_idx), \
.max_power = 20, \
}
#define CHAN5G(_freq, _idx) { \
.band = IEEE80211_BAND_5GHZ, \
.center_freq = (_freq), \
.hw_value = (_idx), \
.max_power = 20, \
}
/* Some 2 GHz radios are actually tunable on 2312-2732
* on 5 MHz steps, we support the channels which we know
* we have calibration data for all cards though to make
* this static */
static const struct ieee80211_channel ath9k_2ghz_chantable[] = {
CHAN2G(2412, 0), /* Channel 1 */
CHAN2G(2417, 1), /* Channel 2 */
CHAN2G(2422, 2), /* Channel 3 */
CHAN2G(2427, 3), /* Channel 4 */
CHAN2G(2432, 4), /* Channel 5 */
CHAN2G(2437, 5), /* Channel 6 */
CHAN2G(2442, 6), /* Channel 7 */
CHAN2G(2447, 7), /* Channel 8 */
CHAN2G(2452, 8), /* Channel 9 */
CHAN2G(2457, 9), /* Channel 10 */
CHAN2G(2462, 10), /* Channel 11 */
CHAN2G(2467, 11), /* Channel 12 */
CHAN2G(2472, 12), /* Channel 13 */
CHAN2G(2484, 13), /* Channel 14 */
};
/* Some 5 GHz radios are actually tunable on XXXX-YYYY
* on 5 MHz steps, we support the channels which we know
* we have calibration data for all cards though to make
* this static */
static const struct ieee80211_channel ath9k_5ghz_chantable[] = {
/* _We_ call this UNII 1 */
CHAN5G(5180, 14), /* Channel 36 */
CHAN5G(5200, 15), /* Channel 40 */
CHAN5G(5220, 16), /* Channel 44 */
CHAN5G(5240, 17), /* Channel 48 */
/* _We_ call this UNII 2 */
CHAN5G(5260, 18), /* Channel 52 */
CHAN5G(5280, 19), /* Channel 56 */
CHAN5G(5300, 20), /* Channel 60 */
CHAN5G(5320, 21), /* Channel 64 */
/* _We_ call this "Middle band" */
CHAN5G(5500, 22), /* Channel 100 */
CHAN5G(5520, 23), /* Channel 104 */
CHAN5G(5540, 24), /* Channel 108 */
CHAN5G(5560, 25), /* Channel 112 */
CHAN5G(5580, 26), /* Channel 116 */
CHAN5G(5600, 27), /* Channel 120 */
CHAN5G(5620, 28), /* Channel 124 */
CHAN5G(5640, 29), /* Channel 128 */
CHAN5G(5660, 30), /* Channel 132 */
CHAN5G(5680, 31), /* Channel 136 */
CHAN5G(5700, 32), /* Channel 140 */
/* _We_ call this UNII 3 */
CHAN5G(5745, 33), /* Channel 149 */
CHAN5G(5765, 34), /* Channel 153 */
CHAN5G(5785, 35), /* Channel 157 */
CHAN5G(5805, 36), /* Channel 161 */
CHAN5G(5825, 37), /* Channel 165 */
};
/* Atheros hardware rate code addition for short premble */
#define SHPCHECK(__hw_rate, __flags) \
((__flags & IEEE80211_RATE_SHORT_PREAMBLE) ? (__hw_rate | 0x04 ) : 0)
#define RATE(_bitrate, _hw_rate, _flags) { \
.bitrate = (_bitrate), \
.flags = (_flags), \
.hw_value = (_hw_rate), \
.hw_value_short = (SHPCHECK(_hw_rate, _flags)) \
}
static struct ieee80211_rate ath9k_legacy_rates[] = {
RATE(10, 0x1b, 0),
RATE(20, 0x1a, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(55, 0x19, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(110, 0x18, IEEE80211_RATE_SHORT_PREAMBLE),
RATE(60, 0x0b, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(90, 0x0f, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(120, 0x0a, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(180, 0x0e, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(240, 0x09, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(360, 0x0d, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(480, 0x08, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
RATE(540, 0x0c, (IEEE80211_RATE_SUPPORTS_5MHZ |
IEEE80211_RATE_SUPPORTS_10MHZ)),
};
#ifdef CONFIG_MAC80211_LEDS
static const struct ieee80211_tpt_blink ath9k_tpt_blink[] = {
@ -486,51 +381,6 @@ static int ath9k_init_queues(struct ath_softc *sc)
return 0;
}
static int ath9k_init_channels_rates(struct ath_softc *sc)
{
void *channels;
BUILD_BUG_ON(ARRAY_SIZE(ath9k_2ghz_chantable) +
ARRAY_SIZE(ath9k_5ghz_chantable) !=
ATH9K_NUM_CHANNELS);
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ) {
channels = devm_kzalloc(sc->dev,
sizeof(ath9k_2ghz_chantable), GFP_KERNEL);
if (!channels)
return -ENOMEM;
memcpy(channels, ath9k_2ghz_chantable,
sizeof(ath9k_2ghz_chantable));
sc->sbands[IEEE80211_BAND_2GHZ].channels = channels;
sc->sbands[IEEE80211_BAND_2GHZ].band = IEEE80211_BAND_2GHZ;
sc->sbands[IEEE80211_BAND_2GHZ].n_channels =
ARRAY_SIZE(ath9k_2ghz_chantable);
sc->sbands[IEEE80211_BAND_2GHZ].bitrates = ath9k_legacy_rates;
sc->sbands[IEEE80211_BAND_2GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates);
}
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ) {
channels = devm_kzalloc(sc->dev,
sizeof(ath9k_5ghz_chantable), GFP_KERNEL);
if (!channels)
return -ENOMEM;
memcpy(channels, ath9k_5ghz_chantable,
sizeof(ath9k_5ghz_chantable));
sc->sbands[IEEE80211_BAND_5GHZ].channels = channels;
sc->sbands[IEEE80211_BAND_5GHZ].band = IEEE80211_BAND_5GHZ;
sc->sbands[IEEE80211_BAND_5GHZ].n_channels =
ARRAY_SIZE(ath9k_5ghz_chantable);
sc->sbands[IEEE80211_BAND_5GHZ].bitrates =
ath9k_legacy_rates + 4;
sc->sbands[IEEE80211_BAND_5GHZ].n_bitrates =
ARRAY_SIZE(ath9k_legacy_rates) - 4;
}
return 0;
}
static void ath9k_init_misc(struct ath_softc *sc)
{
struct ath_common *common = ath9k_hw_common(sc->sc_ah);
@ -793,7 +643,7 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc,
if (ret)
goto err_btcoex;
ret = ath9k_init_channels_rates(sc);
ret = ath9k_cmn_init_channels_rates(common);
if (ret)
goto err_btcoex;
@ -823,10 +673,11 @@ static void ath9k_init_band_txpower(struct ath_softc *sc, int band)
struct ieee80211_supported_band *sband;
struct ieee80211_channel *chan;
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct cfg80211_chan_def chandef;
int i;
sband = &sc->sbands[band];
sband = &common->sbands[band];
for (i = 0; i < sband->n_channels; i++) {
chan = &sband->channels[i];
ah->curchan = &ah->channels[chan->hw_value];
@ -851,13 +702,16 @@ static void ath9k_init_txpower_limits(struct ath_softc *sc)
void ath9k_reload_chainmask_settings(struct ath_softc *sc)
{
if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT))
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
if (!(ah->caps.hw_caps & ATH9K_HW_CAP_HT))
return;
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_2GHZ].ht_cap);
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
setup_ht_cap(sc, &sc->sbands[IEEE80211_BAND_5GHZ].ht_cap);
if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
setup_ht_cap(sc, &common->sbands[IEEE80211_BAND_2GHZ].ht_cap);
if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
setup_ht_cap(sc, &common->sbands[IEEE80211_BAND_5GHZ].ht_cap);
}
static const struct ieee80211_iface_limit if_limits[] = {
@ -970,10 +824,10 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
hw->wiphy->bands[IEEE80211_BAND_2GHZ] =
&sc->sbands[IEEE80211_BAND_2GHZ];
&common->sbands[IEEE80211_BAND_2GHZ];
if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
hw->wiphy->bands[IEEE80211_BAND_5GHZ] =
&sc->sbands[IEEE80211_BAND_5GHZ];
&common->sbands[IEEE80211_BAND_5GHZ];
ath9k_init_wow(hw);
ath9k_reload_chainmask_settings(sc);

3
drivers/net/wireless/ath/ath9k/xmit.c
View File

@ -1076,6 +1076,7 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf,
struct ath_tx_info *info, int len, bool rts)
{
struct ath_hw *ah = sc->sc_ah;
struct ath_common *common = ath9k_hw_common(ah);
struct sk_buff *skb;
struct ieee80211_tx_info *tx_info;
struct ieee80211_tx_rate *rates;
@ -1145,7 +1146,7 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf,
}
/* legacy rates */
rate = &sc->sbands[tx_info->band].bitrates[rates[i].idx];
rate = &common->sbands[tx_info->band].bitrates[rates[i].idx];
if ((tx_info->band == IEEE80211_BAND_2GHZ) &&
!(rate->flags & IEEE80211_RATE_ERP_G))
phy = WLAN_RC_PHY_CCK;