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@@ -0,0 +1,38 @@
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--- a/drivers/net/wireless/ath/ath5k/initvals.c
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+++ b/drivers/net/wireless/ath/ath5k/initvals.c
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@@ -62,8 +62,14 @@ static const struct ath5k_ini ar5210_ini
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{ AR5K_IMR, 0 },
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{ AR5K_IER, AR5K_IER_DISABLE },
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{ AR5K_BSR, 0, AR5K_INI_READ },
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+#if !defined(CONFIG_ATHEROS_AR71XX) && !defined(CONFIG_ATH79)
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{ AR5K_TXCFG, AR5K_DMASIZE_128B },
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{ AR5K_RXCFG, AR5K_DMASIZE_128B },
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+#else
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+ /* WAR for AR71xx PCI bug */
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+ { AR5K_TXCFG, AR5K_DMASIZE_128B },
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+ { AR5K_RXCFG, AR5K_DMASIZE_4B },
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+#endif
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{ AR5K_CFG, AR5K_INIT_CFG },
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{ AR5K_TOPS, 8 },
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{ AR5K_RXNOFRM, 8 },
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--- a/drivers/net/wireless/ath/ath5k/dma.c
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+++ b/drivers/net/wireless/ath/ath5k/dma.c
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@@ -854,10 +854,18 @@ ath5k_hw_dma_init(struct ath5k_hw *ah)
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* guess we can tweak it and see how it goes ;-)
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*/
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if (ah->ah_version != AR5K_AR5210) {
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+#if !defined(CONFIG_ATHEROS_AR71XX) && !defined(CONFIG_ATH79)
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AR5K_REG_WRITE_BITS(ah, AR5K_TXCFG,
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AR5K_TXCFG_SDMAMR, AR5K_DMASIZE_128B);
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AR5K_REG_WRITE_BITS(ah, AR5K_RXCFG,
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AR5K_RXCFG_SDMAMW, AR5K_DMASIZE_128B);
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+#else
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+ /* WAR for AR71xx PCI bug */
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+ AR5K_REG_WRITE_BITS(ah, AR5K_TXCFG,
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+ AR5K_TXCFG_SDMAMR, AR5K_DMASIZE_128B);
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+ AR5K_REG_WRITE_BITS(ah, AR5K_RXCFG,
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+ AR5K_RXCFG_SDMAMW, AR5K_DMASIZE_4B);
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+#endif
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}
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/* Pre-enable interrupts on 5211/5212*/
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@@ -0,0 +1,46 @@
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--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
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+++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
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@@ -86,13 +86,8 @@ ath5k_add_interface(struct ieee80211_hw
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goto end;
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}
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- /* Don't allow other interfaces if one ad-hoc is configured.
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- * TODO: Fix the problems with ad-hoc and multiple other interfaces.
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- * We would need to operate the HW in ad-hoc mode to allow TSF updates
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- * for the IBSS, but this breaks with additional AP or STA interfaces
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- * at the moment. */
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- if (ah->num_adhoc_vifs ||
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- (ah->nvifs && vif->type == NL80211_IFTYPE_ADHOC)) {
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+ /* Don't allow more than one ad-hoc interface */
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+ if (ah->num_adhoc_vifs && vif->type == NL80211_IFTYPE_ADHOC) {
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ATH5K_ERR(ah, "Only one single ad-hoc interface is allowed.\n");
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ret = -ELNRNG;
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goto end;
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--- a/drivers/net/wireless/ath/ath5k/base.c
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+++ b/drivers/net/wireless/ath/ath5k/base.c
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@@ -2009,7 +2009,7 @@ ath5k_beacon_send(struct ath5k_hw *ah)
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}
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if ((ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs +
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- ah->num_mesh_vifs > 1) ||
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+ ah->num_adhoc_vifs + ah->num_mesh_vifs > 1) ||
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ah->opmode == NL80211_IFTYPE_MESH_POINT) {
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u64 tsf = ath5k_hw_get_tsf64(ah);
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u32 tsftu = TSF_TO_TU(tsf);
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@@ -2095,7 +2095,7 @@ ath5k_beacon_update_timers(struct ath5k_
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intval = ah->bintval & AR5K_BEACON_PERIOD;
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if (ah->opmode == NL80211_IFTYPE_AP && ah->num_ap_vifs
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- + ah->num_mesh_vifs > 1) {
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+ + ah->num_adhoc_vifs + ah->num_mesh_vifs > 1) {
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intval /= ATH_BCBUF; /* staggered multi-bss beacons */
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if (intval < 15)
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ATH5K_WARN(ah, "intval %u is too low, min 15\n",
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@@ -2561,6 +2561,7 @@ static const struct ieee80211_iface_limi
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BIT(NL80211_IFTYPE_MESH_POINT) |
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#endif
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BIT(NL80211_IFTYPE_AP) },
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+ { .max = 1, .types = BIT(NL80211_IFTYPE_ADHOC) },
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};
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static const struct ieee80211_iface_combination if_comb = {
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@@ -0,0 +1,18 @@
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--- a/drivers/net/wireless/ath/ath5k/reset.c
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+++ b/drivers/net/wireless/ath/ath5k/reset.c
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@@ -1154,6 +1154,7 @@ ath5k_hw_reset(struct ath5k_hw *ah, enum
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tsf_lo = 0;
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mode = 0;
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+#if 0
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/*
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* Sanity check for fast flag
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* Fast channel change only available
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@@ -1161,6 +1162,7 @@ ath5k_hw_reset(struct ath5k_hw *ah, enum
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*/
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if (fast && (ah->ah_radio != AR5K_RF2413) &&
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(ah->ah_radio != AR5K_RF5413))
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+#endif
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fast = false;
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/* Disable sleep clock operation
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@@ -0,0 +1,33 @@
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--- /dev/null
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+++ b/include/linux/ath5k_platform.h
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@@ -0,0 +1,30 @@
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+/*
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+ * Copyright (c) 2008 Atheros Communications Inc.
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+ * Copyright (c) 2009 Gabor Juhos <juhosg@openwrt.org>
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+ * Copyright (c) 2009 Imre Kaloz <kaloz@openwrt.org>
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+ * Copyright (c) 2010 Daniel Golle <daniel.golle@gmail.com>
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+ *
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+ * Permission to use, copy, modify, and/or distribute this software for any
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+ * purpose with or without fee is hereby granted, provided that the above
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+ * copyright notice and this permission notice appear in all copies.
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+ *
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+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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+ */
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+
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+#ifndef _LINUX_ATH5K_PLATFORM_H
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+#define _LINUX_ATH5K_PLATFORM_H
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+
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+#define ATH5K_PLAT_EEP_MAX_WORDS 2048
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+
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+struct ath5k_platform_data {
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+ u16 *eeprom_data;
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+ u8 *macaddr;
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+};
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+
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+#endif /* _LINUX_ATH5K_PLATFORM_H */
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@@ -0,0 +1,11 @@
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--- a/drivers/net/wireless/ath/ath5k/pci.c
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+++ b/drivers/net/wireless/ath/ath5k/pci.c
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@@ -47,6 +47,8 @@ static const struct pci_device_id ath5k_
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{ PCI_VDEVICE(ATHEROS, 0x001b) }, /* 5413 Eagle */
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{ PCI_VDEVICE(ATHEROS, 0x001c) }, /* PCI-E cards */
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{ PCI_VDEVICE(ATHEROS, 0x001d) }, /* 2417 Nala */
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+ { PCI_VDEVICE(ATHEROS, 0xff16) }, /* 2413,2414 sx76x on lantiq_danube */
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+ { PCI_VDEVICE(ATHEROS, 0xff1a) }, /* 2417 arv45xx on lantiq_danube */
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{ PCI_VDEVICE(ATHEROS, 0xff1b) }, /* AR5BXB63 */
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{ 0 }
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};
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@@ -0,0 +1,142 @@
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This adds a bwmode debugfs file which can be used to set alternate
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channel operating bandwidths. Only tested with AR5413 and only at
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5 and 20 mhz channels.
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Signed-off-by: Pat Erley <pat-lkml at erley.org>
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---
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Other devices will need to be added to the switch in write_file_bwmode
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drivers/net/wireless/ath/ath5k/debug.c | 86 ++++++++++++++++++++++++++++++++
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1 files changed, 86 insertions(+), 0 deletions(-)
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--- a/drivers/net/wireless/ath/ath5k/debug.c
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+++ b/drivers/net/wireless/ath/ath5k/debug.c
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@@ -803,6 +803,97 @@ static const struct file_operations fops
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.llseek = default_llseek,
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};
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+/* debugfs: bwmode */
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+
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+static ssize_t read_file_bwmode(struct file *file, char __user *user_buf,
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+ size_t count, loff_t *ppos)
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+{
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+ struct ath5k_hw *ah = file->private_data;
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+ char buf[15];
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+ unsigned int len = 0;
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+
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+ int cur_ah_bwmode = ah->ah_bwmode_debug;
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+
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+#define print_selected(MODE, LABEL) \
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+ if (cur_ah_bwmode == MODE) \
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+ len += snprintf(buf+len, sizeof(buf)-len, "[%s]", LABEL); \
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+ else \
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+ len += snprintf(buf+len, sizeof(buf)-len, "%s", LABEL); \
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+ len += snprintf(buf+len, sizeof(buf)-len, " ");
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+
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+ print_selected(AR5K_BWMODE_5MHZ, "5");
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+ print_selected(AR5K_BWMODE_10MHZ, "10");
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+ print_selected(AR5K_BWMODE_DEFAULT, "20");
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+ print_selected(AR5K_BWMODE_40MHZ, "40");
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+#undef print_selected
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+
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+ len += snprintf(buf+len, sizeof(buf)-len, "\n");
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+
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+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
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+}
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+
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+static ssize_t write_file_bwmode(struct file *file,
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+ const char __user *userbuf,
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+ size_t count, loff_t *ppos)
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+{
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+ struct ath5k_hw *ah = file->private_data;
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+ char buf[3];
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+ int bw = 20;
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+ int tobwmode = AR5K_BWMODE_DEFAULT;
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+
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+ if (copy_from_user(buf, userbuf, min(count, sizeof(buf))))
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+ return -EFAULT;
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+
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+ /* TODO: Add check for active interface */
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+
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+ if(strncmp(buf, "5", 1) == 0 ) {
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+ tobwmode = AR5K_BWMODE_5MHZ;
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+ bw = 5;
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+ } else if ( strncmp(buf, "10", 2) == 0 ) {
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+ tobwmode = AR5K_BWMODE_10MHZ;
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+ bw = 10;
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+ } else if ( strncmp(buf, "20", 2) == 0 ) {
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+ tobwmode = AR5K_BWMODE_DEFAULT;
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+ bw = 20;
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+ } else if ( strncmp(buf, "40", 2) == 0 ) {
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+ tobwmode = AR5K_BWMODE_40MHZ;
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+ bw = 40;
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+ } else
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+ return -EINVAL;
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+
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+ ATH5K_INFO(ah, "Changing to %imhz channel width[%i]\n",
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+ bw, tobwmode);
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+
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+ switch (ah->ah_radio) {
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+ /* TODO: only define radios that actually support 5/10mhz channels */
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+ case AR5K_RF5413:
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+ case AR5K_RF5110:
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+ case AR5K_RF5111:
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+ case AR5K_RF5112:
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+ case AR5K_RF2413:
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+ case AR5K_RF2316:
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+ case AR5K_RF2317:
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+ case AR5K_RF2425:
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+ if(ah->ah_bwmode_debug != tobwmode) {
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+ mutex_lock(&ah->lock);
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+ ah->ah_bwmode = tobwmode;
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+ ah->ah_bwmode_debug = tobwmode;
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+ mutex_unlock(&ah->lock);
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+ }
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+ break;
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+ default:
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+ return -EOPNOTSUPP;
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+ }
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+ return count;
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+}
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+
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+static const struct file_operations fops_bwmode = {
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+ .read = read_file_bwmode,
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+ .write = write_file_bwmode,
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+ .open = simple_open,
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+ .owner = THIS_MODULE,
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+ .llseek = default_llseek,
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+};
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/* debugfs: queues etc */
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@@ -995,6 +1086,8 @@ ath5k_debug_init_device(struct ath5k_hw
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debugfs_create_file("queue", 0600, phydir, ah, &fops_queue);
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debugfs_create_bool("32khz_clock", 0600, phydir,
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&ah->ah_use_32khz_clock);
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+ debugfs_create_file("bwmode", S_IWUSR | S_IRUSR, phydir, ah,
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+ &fops_bwmode);
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}
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/* functions used in other places */
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--- a/drivers/net/wireless/ath/ath5k/ath5k.h
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+++ b/drivers/net/wireless/ath/ath5k/ath5k.h
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@@ -1372,6 +1372,7 @@ struct ath5k_hw {
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u8 ah_coverage_class;
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bool ah_ack_bitrate_high;
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u8 ah_bwmode;
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+ u8 ah_bwmode_debug;
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bool ah_short_slot;
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/* Antenna Control */
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--- a/drivers/net/wireless/ath/ath5k/base.c
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+++ b/drivers/net/wireless/ath/ath5k/base.c
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@@ -465,6 +465,9 @@ ath5k_chan_set(struct ath5k_hw *ah, stru
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return -EINVAL;
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}
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+ if (ah->ah_bwmode_debug != AR5K_BWMODE_DEFAULT)
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+ ah->ah_bwmode = ah->ah_bwmode_debug;
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+
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/*
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* To switch channels clear any pending DMA operations;
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* wait long enough for the RX fifo to drain, reset the
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