upgrade compat wireless to 2008-12-09, remove the experimental rt2800 patch until it's fixed
SVN-Revision: 13579
This commit is contained in:
parent
e1c2416ca8
commit
d9475220de
@ -12,8 +12,8 @@ include $(INCLUDE_DIR)/kernel.mk
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PKG_NAME:=mac80211
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PKG_RELEASE:=1
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ifneq ($(CONFIG_LINUX_2_6_27),)
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PKG_VERSION:=2008-11-29
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ifneq ($(CONFIG_LINUX_2_6_27)$(CONFIG_LINUX_2_6_28),)
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PKG_VERSION:=2008-12-09
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PKG_SOURCE_URL:=http://wireless.kernel.org/download/compat-wireless-2.6/
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else
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PKG_VERSION:=2008-08-06
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@ -1,8 +1,6 @@
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diff --git a/Makefile b/Makefile
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index 6a5eff4..225c711 100644
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--- a/Makefile
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+++ b/Makefile
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@@ -20,8 +20,7 @@ NOSTDINC_FLAGS := -I$(M)/include/ -include $(M)/include/net/compat.h $(CFLAGS)
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@@ -20,8 +20,7 @@ NOSTDINC_FLAGS := -I$(M)/include/ -inclu
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obj-y := net/wireless/ net/mac80211/
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ifeq ($(ONLY_CORE),)
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obj-$(CONFIG_B44) += drivers/net/b44.o
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@ -1,5 +1,3 @@
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diff --git a/config.mk b/config.mk
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index d94a976..39fcaea 100644
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--- a/config.mk
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+++ b/config.mk
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@@ -69,10 +69,10 @@ CONFIG_MAC80211_LEDS=y
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@ -1,248 +0,0 @@
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From: Ivo van Doorn <IvDoorn@gmail.com>
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Date: Thu, 20 Nov 2008 22:29:36 +0000 (+0100)
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Subject: rt2x00: Implement HW encryption (rt2500usb)
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X-Git-Url: http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Fivd%2Frt2x00.git;a=commitdiff_plain;h=52fe465ab5eb6aeead5ac8d91dd70e363d0560b7
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rt2x00: Implement HW encryption (rt2500usb)
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rt2500usb supports hardware encryption.
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rt2500usb supports up to 4 shared and pairwise keys.
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Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
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---
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diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c
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index 10cb46a..620ac65 100644
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--- a/drivers/net/wireless/rt2x00/rt2500usb.c
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+++ b/drivers/net/wireless/rt2x00/rt2500usb.c
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@@ -36,6 +36,13 @@
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#include "rt2500usb.h"
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/*
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+ * Allow hardware encryption to be disabled.
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+ */
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+static int modparam_nohwcrypt = 0;
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+module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO);
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+MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption.");
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+
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+/*
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* Register access.
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* All access to the CSR registers will go through the methods
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* rt2500usb_register_read and rt2500usb_register_write.
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@@ -323,6 +330,85 @@ static void rt2500usb_init_led(struct rt2x00_dev *rt2x00dev,
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/*
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* Configuration handlers.
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*/
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+
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+/*
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+ * rt2500usb does not differentiate between shared and pairwise
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+ * keys, so we should use the same function for both key types.
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+ */
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+static int rt2500usb_config_key(struct rt2x00_dev *rt2x00dev,
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+ struct rt2x00lib_crypto *crypto,
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+ struct ieee80211_key_conf *key)
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+{
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+ int timeout;
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+ u32 mask;
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+ u16 reg;
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+
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+ /* Support up to 4 keys */
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+ if (key->hw_key_idx >= 4)
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+ return -ENOSPC;
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+
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+ if (crypto->cmd == SET_KEY) {
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+ /*
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+ * Pairwise key will always be entry 0, but this
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+ * could collide with a shared key on the same
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+ * position...
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+ */
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+ mask = TXRX_CSR0_KEY_ID.bit_mask;
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+
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+ rt2500usb_register_read(rt2x00dev, TXRX_CSR0, ®);
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+
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+ if ((reg & mask) && (reg & mask) == mask)
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+ return -ENOSPC;
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+
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+ reg = rt2x00_get_field16(reg, TXRX_CSR0_KEY_ID);
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+
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+ key->hw_key_idx += reg ? ffz(reg) : 0;
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+
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+ /*
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+ * The encryption key doesn't fit within the CSR cache,
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+ * this means we should allocate it seperately and use
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+ * rt2x00usb_vendor_request() to send the key to the hardware.
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+ */
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+ reg = KEY_ENTRY(key->hw_key_idx);
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+ timeout = REGISTER_TIMEOUT32(sizeof(crypto->key));
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+ rt2x00usb_vendor_request_large_buff(rt2x00dev, USB_MULTI_WRITE,
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+ USB_VENDOR_REQUEST_OUT, reg,
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+ crypto->key,
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+ sizeof(crypto->key),
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+ timeout);
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+
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+ /*
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+ * The driver does not support the IV/EIV generation
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+ * in hardware. However it doesn't support the IV/EIV
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+ * inside the ieee80211 frame either, but requires it
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+ * to be provided seperately for the descriptor.
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+ * rt2x00lib will cut the IV/EIV data out of all frames
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+ * given to us by mac80211, but we must tell mac80211
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+ * to generate the IV/EIV data.
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+ */
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+ key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV;
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+ key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC;
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+ }
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+
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+ /*
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+ * TXRX_CSR0_KEY_ID contains only single-bit fields to indicate
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+ * a particular key is valid.
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+ */
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+ rt2500usb_register_read(rt2x00dev, TXRX_CSR0, ®);
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+ rt2x00_set_field16(®, TXRX_CSR0_ALGORITHM, crypto->cipher);
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+ rt2x00_set_field16(®, TXRX_CSR0_IV_OFFSET, IEEE80211_HEADER);
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+
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+ mask = rt2x00_get_field16(reg, TXRX_CSR0_KEY_ID);
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+ if (crypto->cmd == SET_KEY)
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+ mask |= 1 << key->hw_key_idx;
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+ else if (crypto->cmd == DISABLE_KEY)
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+ mask &= ~(1 << key->hw_key_idx);
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+ rt2x00_set_field16(®, TXRX_CSR0_KEY_ID, mask);
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+ rt2500usb_register_write(rt2x00dev, TXRX_CSR0, reg);
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+
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+ return 0;
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+}
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+
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static void rt2500usb_config_filter(struct rt2x00_dev *rt2x00dev,
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const unsigned int filter_flags)
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{
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@@ -844,7 +930,7 @@ static int rt2500usb_init_registers(struct rt2x00_dev *rt2x00dev)
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rt2500usb_register_read(rt2x00dev, TXRX_CSR0, ®);
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rt2x00_set_field16(®, TXRX_CSR0_IV_OFFSET, IEEE80211_HEADER);
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- rt2x00_set_field16(®, TXRX_CSR0_KEY_ID, 0xff);
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+ rt2x00_set_field16(®, TXRX_CSR0_KEY_ID, 0);
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rt2500usb_register_write(rt2x00dev, TXRX_CSR0, reg);
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rt2500usb_register_read(rt2x00dev, MAC_CSR18, ®);
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@@ -1066,7 +1152,7 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
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* Start writing the descriptor words.
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*/
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rt2x00_desc_read(txd, 1, &word);
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- rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, IEEE80211_HEADER);
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+ rt2x00_set_field32(&word, TXD_W1_IV_OFFSET, txdesc->iv_offset);
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rt2x00_set_field32(&word, TXD_W1_AIFS, txdesc->aifs);
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rt2x00_set_field32(&word, TXD_W1_CWMIN, txdesc->cw_min);
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rt2x00_set_field32(&word, TXD_W1_CWMAX, txdesc->cw_max);
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@@ -1079,6 +1165,11 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
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rt2x00_set_field32(&word, TXD_W2_PLCP_LENGTH_HIGH, txdesc->length_high);
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rt2x00_desc_write(txd, 2, word);
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+ if (test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags)) {
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+ _rt2x00_desc_write(txd, 3, skbdesc->iv);
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+ _rt2x00_desc_write(txd, 4, skbdesc->eiv);
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+ }
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+
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rt2x00_desc_read(txd, 0, &word);
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rt2x00_set_field32(&word, TXD_W0_RETRY_LIMIT, txdesc->retry_limit);
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rt2x00_set_field32(&word, TXD_W0_MORE_FRAG,
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@@ -1093,7 +1184,8 @@ static void rt2500usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
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test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags));
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rt2x00_set_field32(&word, TXD_W0_IFS, txdesc->ifs);
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rt2x00_set_field32(&word, TXD_W0_DATABYTE_COUNT, skb->len);
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- rt2x00_set_field32(&word, TXD_W0_CIPHER, CIPHER_NONE);
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+ rt2x00_set_field32(&word, TXD_W0_CIPHER, txdesc->cipher);
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+ rt2x00_set_field32(&word, TXD_W0_KEY_ID, txdesc->key_idx);
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rt2x00_desc_write(txd, 0, word);
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}
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@@ -1204,6 +1296,7 @@ static void rt2500usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev,
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static void rt2500usb_fill_rxdone(struct queue_entry *entry,
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struct rxdone_entry_desc *rxdesc)
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{
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+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
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struct queue_entry_priv_usb *entry_priv = entry->priv_data;
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struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
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__le32 *rxd =
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@@ -1231,6 +1324,31 @@ static void rt2500usb_fill_rxdone(struct queue_entry *entry,
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if (rt2x00_get_field32(word0, RXD_W0_PHYSICAL_ERROR))
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rxdesc->flags |= RX_FLAG_FAILED_PLCP_CRC;
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+ if (test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags)) {
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+ rxdesc->cipher = rt2x00_get_field32(word0, RXD_W0_CIPHER);
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+ if (rt2x00_get_field32(word0, RXD_W0_CIPHER_ERROR))
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+ rxdesc->cipher_status = RX_CRYPTO_FAIL_KEY;
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+ }
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+
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+ if (rxdesc->cipher != CIPHER_NONE) {
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+ _rt2x00_desc_read(rxd, 2, &rxdesc->iv);
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+ _rt2x00_desc_read(rxd, 3, &rxdesc->eiv);
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+ /* ICV is located at the end of frame */
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+
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+ /*
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+ * Hardware has stripped IV/EIV data from 802.11 frame during
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+ * decryption. It has provided the data seperately but rt2x00lib
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+ * should decide if it should be reinserted.
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+ */
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+ rxdesc->flags |= RX_FLAG_IV_STRIPPED;
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+ if (rxdesc->cipher != CIPHER_TKIP)
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+ rxdesc->flags |= RX_FLAG_MMIC_STRIPPED;
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+ if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS)
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+ rxdesc->flags |= RX_FLAG_DECRYPTED;
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+ else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC)
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+ rxdesc->flags |= RX_FLAG_MMIC_ERROR;
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+ }
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+
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/*
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* Obtain the status about this packet.
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* When frame was received with an OFDM bitrate,
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@@ -1238,8 +1356,8 @@ static void rt2500usb_fill_rxdone(struct queue_entry *entry,
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* a CCK bitrate the signal is the rate in 100kbit/s.
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*/
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rxdesc->signal = rt2x00_get_field32(word1, RXD_W1_SIGNAL);
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- rxdesc->rssi = rt2x00_get_field32(word1, RXD_W1_RSSI) -
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- entry->queue->rt2x00dev->rssi_offset;
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+ rxdesc->rssi =
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+ rt2x00_get_field32(word1, RXD_W1_RSSI) - rt2x00dev->rssi_offset;
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rxdesc->size = rt2x00_get_field32(word0, RXD_W0_DATABYTE_COUNT);
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if (rt2x00_get_field32(word0, RXD_W0_OFDM))
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@@ -1729,6 +1847,8 @@ static int rt2500usb_probe_hw(struct rt2x00_dev *rt2x00dev)
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__set_bit(DRIVER_REQUIRE_ATIM_QUEUE, &rt2x00dev->flags);
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__set_bit(DRIVER_REQUIRE_BEACON_GUARD, &rt2x00dev->flags);
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__set_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags);
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+ if (!modparam_nohwcrypt)
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+ __set_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags);
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__set_bit(CONFIG_DISABLE_LINK_TUNING, &rt2x00dev->flags);
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/*
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@@ -1748,6 +1868,7 @@ static const struct ieee80211_ops rt2500usb_mac80211_ops = {
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.config = rt2x00mac_config,
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.config_interface = rt2x00mac_config_interface,
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.configure_filter = rt2x00mac_configure_filter,
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+ .set_key = rt2x00mac_set_key,
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.get_stats = rt2x00mac_get_stats,
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.bss_info_changed = rt2x00mac_bss_info_changed,
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.conf_tx = rt2x00mac_conf_tx,
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@@ -1769,6 +1890,8 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = {
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.get_tx_data_len = rt2500usb_get_tx_data_len,
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.kick_tx_queue = rt2500usb_kick_tx_queue,
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.fill_rxdone = rt2500usb_fill_rxdone,
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+ .config_shared_key = rt2500usb_config_key,
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+ .config_pairwise_key = rt2500usb_config_key,
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.config_filter = rt2500usb_config_filter,
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.config_intf = rt2500usb_config_intf,
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.config_erp = rt2500usb_config_erp,
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diff --git a/drivers/net/wireless/rt2x00/rt2500usb.h b/drivers/net/wireless/rt2x00/rt2500usb.h
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index dbb5d68..4347dfd 100644
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--- a/drivers/net/wireless/rt2x00/rt2500usb.h
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+++ b/drivers/net/wireless/rt2x00/rt2500usb.h
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@@ -447,6 +447,9 @@
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#define SEC_CSR30 0x04bc
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#define SEC_CSR31 0x04be
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+#define KEY_ENTRY(__idx) \
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+ ( SEC_CSR0 + ((__idx) * 16) )
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+
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/*
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* PHY control registers.
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*/
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File diff suppressed because it is too large
Load Diff
@ -1,5 +1,3 @@
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diff --git a/config.mk b/config.mk
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index d94a976..a624bdf 100644
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--- a/config.mk
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+++ b/config.mk
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@@ -156,6 +156,7 @@ CONFIG_ADM8211=m
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@ -1,303 +0,0 @@
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This patch adds new NL80211_CMD_SET_WIPHY attributes
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NL80211_ATTR_WIPHY_FREQ and NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET to allow
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userspace to set the operating channel (e.g., hostapd for AP mode).
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Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
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Acked-by: Johannes Berg <johannes@sipsolutions.net>
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Index: wireless-testing/include/linux/nl80211.h
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===================================================================
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--- wireless-testing.orig/include/linux/nl80211.h 2008-11-26 15:15:31.000000000 +0200
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+++ wireless-testing/include/linux/nl80211.h 2008-11-26 15:16:59.000000000 +0200
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@@ -26,8 +26,9 @@
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* @NL80211_CMD_GET_WIPHY: request information about a wiphy or dump request
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* to get a list of all present wiphys.
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* @NL80211_CMD_SET_WIPHY: set wiphy parameters, needs %NL80211_ATTR_WIPHY or
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- * %NL80211_ATTR_IFINDEX; can be used to set %NL80211_ATTR_WIPHY_NAME
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- * and/or %NL80211_ATTR_WIPHY_TXQ_PARAMS.
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+ * %NL80211_ATTR_IFINDEX; can be used to set %NL80211_ATTR_WIPHY_NAME,
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+ * %NL80211_ATTR_WIPHY_TXQ_PARAMS, %NL80211_ATTR_WIPHY_FREQ, and/or
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+ * %NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET.
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* @NL80211_CMD_NEW_WIPHY: Newly created wiphy, response to get request
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* or rename notification. Has attributes %NL80211_ATTR_WIPHY and
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* %NL80211_ATTR_WIPHY_NAME.
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@@ -180,6 +181,14 @@
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* /sys/class/ieee80211/<phyname>/index
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* @NL80211_ATTR_WIPHY_NAME: wiphy name (used for renaming)
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* @NL80211_ATTR_WIPHY_TXQ_PARAMS: a nested array of TX queue parameters
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+ * @NL80211_ATTR_WIPHY_FREQ: frequency of the selected channel in MHz
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+ * @NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET: included with NL80211_ATTR_WIPHY_FREQ
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+ * if HT20 or HT40 are allowed (i.e., 802.11n disabled if not included):
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+ * NL80211_SEC_CHAN_NO_HT = HT not allowed (i.e., same as not including
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+ * this attribute)
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+ * NL80211_SEC_CHAN_DISABLED = HT20 only
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+ * NL80211_SEC_CHAN_BELOW = secondary channel is below the primary channel
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+ * NL80211_SEC_CHAN_ABOVE = secondary channel is above the primary channel
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*
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* @NL80211_ATTR_IFINDEX: network interface index of the device to operate on
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* @NL80211_ATTR_IFNAME: network interface name
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@@ -315,6 +324,8 @@
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NL80211_ATTR_BSS_BASIC_RATES,
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NL80211_ATTR_WIPHY_TXQ_PARAMS,
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+ NL80211_ATTR_WIPHY_FREQ,
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+ NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET,
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/* add attributes here, update the policy in nl80211.c */
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@@ -329,6 +340,8 @@
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#define NL80211_ATTR_HT_CAPABILITY NL80211_ATTR_HT_CAPABILITY
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#define NL80211_ATTR_BSS_BASIC_RATES NL80211_ATTR_BSS_BASIC_RATES
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#define NL80211_ATTR_WIPHY_TXQ_PARAMS NL80211_ATTR_WIPHY_TXQ_PARAMS
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+#define NL80211_ATTR_WIPHY_FREQ NL80211_ATTR_WIPHY_FREQ
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+#define NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET
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#define NL80211_MAX_SUPP_RATES 32
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#define NL80211_MAX_SUPP_REG_RULES 32
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@@ -742,4 +755,10 @@
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NL80211_TXQ_Q_BK
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};
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+enum nl80211_sec_chan_offset {
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+ NL80211_SEC_CHAN_NO_HT /* No HT */,
|
||||
+ NL80211_SEC_CHAN_DISABLED /* HT20 only */,
|
||||
+ NL80211_SEC_CHAN_BELOW /* HT40- */,
|
||||
+ NL80211_SEC_CHAN_ABOVE /* HT40+ */
|
||||
+};
|
||||
#endif /* __LINUX_NL80211_H */
|
||||
Index: wireless-testing/include/net/cfg80211.h
|
||||
===================================================================
|
||||
--- wireless-testing.orig/include/net/cfg80211.h 2008-11-26 15:15:31.000000000 +0200
|
||||
+++ wireless-testing/include/net/cfg80211.h 2008-11-26 15:29:50.000000000 +0200
|
||||
@@ -392,6 +392,9 @@
|
||||
/* from net/wireless.h */
|
||||
struct wiphy;
|
||||
|
||||
+/* from net/ieee80211.h */
|
||||
+struct ieee80211_channel;
|
||||
+
|
||||
/**
|
||||
* struct cfg80211_ops - backend description for wireless configuration
|
||||
*
|
||||
@@ -450,6 +453,8 @@
|
||||
* @change_bss: Modify parameters for a given BSS.
|
||||
*
|
||||
* @set_txq_params: Set TX queue parameters
|
||||
+ *
|
||||
+ * @set_channel: Set channel
|
||||
*/
|
||||
struct cfg80211_ops {
|
||||
int (*add_virtual_intf)(struct wiphy *wiphy, char *name,
|
||||
@@ -513,6 +518,10 @@
|
||||
|
||||
int (*set_txq_params)(struct wiphy *wiphy,
|
||||
struct ieee80211_txq_params *params);
|
||||
+
|
||||
+ int (*set_channel)(struct wiphy *wiphy,
|
||||
+ struct ieee80211_channel *chan,
|
||||
+ enum nl80211_sec_chan_offset);
|
||||
};
|
||||
|
||||
#endif /* __NET_CFG80211_H */
|
||||
Index: wireless-testing/net/mac80211/cfg.c
|
||||
===================================================================
|
||||
--- wireless-testing.orig/net/mac80211/cfg.c 2008-11-26 15:15:31.000000000 +0200
|
||||
+++ wireless-testing/net/mac80211/cfg.c 2008-11-26 15:19:34.000000000 +0200
|
||||
@@ -1095,6 +1095,18 @@
|
||||
return 0;
|
||||
}
|
||||
|
||||
+static int ieee80211_set_channel(struct wiphy *wiphy,
|
||||
+ struct ieee80211_channel *chan,
|
||||
+ enum nl80211_sec_chan_offset sec_chan_offset)
|
||||
+{
|
||||
+ struct ieee80211_local *local = wiphy_priv(wiphy);
|
||||
+
|
||||
+ local->oper_channel = chan;
|
||||
+ local->oper_sec_chan_offset = sec_chan_offset;
|
||||
+
|
||||
+ return ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
|
||||
+}
|
||||
+
|
||||
struct cfg80211_ops mac80211_config_ops = {
|
||||
.add_virtual_intf = ieee80211_add_iface,
|
||||
.del_virtual_intf = ieee80211_del_iface,
|
||||
@@ -1122,4 +1134,5 @@
|
||||
#endif
|
||||
.change_bss = ieee80211_change_bss,
|
||||
.set_txq_params = ieee80211_set_txq_params,
|
||||
+ .set_channel = ieee80211_set_channel,
|
||||
};
|
||||
Index: wireless-testing/net/wireless/nl80211.c
|
||||
===================================================================
|
||||
--- wireless-testing.orig/net/wireless/nl80211.c 2008-11-26 15:15:31.000000000 +0200
|
||||
+++ wireless-testing/net/wireless/nl80211.c 2008-11-26 15:31:31.000000000 +0200
|
||||
@@ -59,6 +59,8 @@
|
||||
[NL80211_ATTR_WIPHY_NAME] = { .type = NLA_NUL_STRING,
|
||||
.len = BUS_ID_SIZE-1 },
|
||||
[NL80211_ATTR_WIPHY_TXQ_PARAMS] = { .type = NLA_NESTED },
|
||||
+ [NL80211_ATTR_WIPHY_FREQ] = { .type = NLA_U32 },
|
||||
+ [NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET] = { .type = NLA_U32 },
|
||||
|
||||
[NL80211_ATTR_IFTYPE] = { .type = NLA_U32 },
|
||||
[NL80211_ATTR_IFINDEX] = { .type = NLA_U32 },
|
||||
@@ -359,6 +361,61 @@
|
||||
}
|
||||
}
|
||||
|
||||
+ if (info->attrs[NL80211_ATTR_WIPHY_FREQ]) {
|
||||
+ enum nl80211_sec_chan_offset sec_chan_offset =
|
||||
+ NL80211_SEC_CHAN_NO_HT;
|
||||
+ struct ieee80211_channel *chan;
|
||||
+ u32 freq, sec_freq;
|
||||
+
|
||||
+ if (!rdev->ops->set_channel) {
|
||||
+ result = -EOPNOTSUPP;
|
||||
+ goto bad_res;
|
||||
+ }
|
||||
+
|
||||
+ if (info->attrs[NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET]) {
|
||||
+ sec_chan_offset = nla_get_u32(
|
||||
+ info->attrs[
|
||||
+ NL80211_ATTR_WIPHY_SEC_CHAN_OFFSET]);
|
||||
+ if (sec_chan_offset != NL80211_SEC_CHAN_NO_HT &&
|
||||
+ sec_chan_offset != NL80211_SEC_CHAN_DISABLED &&
|
||||
+ sec_chan_offset != NL80211_SEC_CHAN_BELOW &&
|
||||
+ sec_chan_offset != NL80211_SEC_CHAN_ABOVE) {
|
||||
+ result = -EINVAL;
|
||||
+ goto bad_res;
|
||||
+ }
|
||||
+ }
|
||||
+
|
||||
+ freq = nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]);
|
||||
+ chan = ieee80211_get_channel(&rdev->wiphy, freq);
|
||||
+ if (!chan || chan->flags & IEEE80211_CHAN_DISABLED) {
|
||||
+ /* Primary channel not allowed */
|
||||
+ result = -EINVAL;
|
||||
+ goto bad_res;
|
||||
+ }
|
||||
+ if (sec_chan_offset == NL80211_SEC_CHAN_BELOW)
|
||||
+ sec_freq = freq - 20;
|
||||
+ else if (sec_chan_offset == NL80211_SEC_CHAN_ABOVE)
|
||||
+ sec_freq = freq + 20;
|
||||
+ else
|
||||
+ sec_freq = 0;
|
||||
+
|
||||
+ if (sec_freq) {
|
||||
+ struct ieee80211_channel *schan;
|
||||
+ schan = ieee80211_get_channel(&rdev->wiphy, sec_freq);
|
||||
+ if (!schan || schan->flags & IEEE80211_CHAN_DISABLED) {
|
||||
+ /* Secondary channel not allowed */
|
||||
+ result = -EINVAL;
|
||||
+ goto bad_res;
|
||||
+ }
|
||||
+ }
|
||||
+
|
||||
+ result = rdev->ops->set_channel(&rdev->wiphy, chan,
|
||||
+ sec_chan_offset);
|
||||
+ if (result)
|
||||
+ goto bad_res;
|
||||
+ }
|
||||
+
|
||||
+
|
||||
bad_res:
|
||||
cfg80211_put_dev(rdev);
|
||||
return result;
|
||||
Index: wireless-testing/include/net/mac80211.h
|
||||
===================================================================
|
||||
--- wireless-testing.orig/include/net/mac80211.h 2008-11-26 15:15:31.000000000 +0200
|
||||
+++ wireless-testing/include/net/mac80211.h 2008-11-26 15:15:47.000000000 +0200
|
||||
@@ -507,6 +507,9 @@
|
||||
|
||||
struct ieee80211_ht_conf {
|
||||
bool enabled;
|
||||
+ int sec_chan_offset; /* 0 = HT40 disabled; -1 = HT40 enabled, secondary
|
||||
+ * channel below primary; 1 = HT40 enabled,
|
||||
+ * secondary channel above primary */
|
||||
};
|
||||
|
||||
/**
|
||||
Index: wireless-testing/net/mac80211/util.c
|
||||
===================================================================
|
||||
--- wireless-testing.orig/net/mac80211/util.c 2008-11-26 15:15:31.000000000 +0200
|
||||
+++ wireless-testing/net/mac80211/util.c 2008-11-26 15:20:26.000000000 +0200
|
||||
@@ -641,6 +641,7 @@
|
||||
chan->flags & IEEE80211_CHAN_NO_IBSS)
|
||||
return ret;
|
||||
local->oper_channel = chan;
|
||||
+ local->oper_sec_chan_offset = NL80211_SEC_CHAN_NO_HT;
|
||||
|
||||
if (local->sw_scanning || local->hw_scanning)
|
||||
ret = 0;
|
||||
Index: wireless-testing/net/mac80211/ieee80211_i.h
|
||||
===================================================================
|
||||
--- wireless-testing.orig/net/mac80211/ieee80211_i.h 2008-11-26 15:15:31.000000000 +0200
|
||||
+++ wireless-testing/net/mac80211/ieee80211_i.h 2008-11-26 15:20:12.000000000 +0200
|
||||
@@ -626,6 +626,7 @@
|
||||
struct delayed_work scan_work;
|
||||
struct ieee80211_sub_if_data *scan_sdata;
|
||||
struct ieee80211_channel *oper_channel, *scan_channel;
|
||||
+ enum nl80211_sec_chan_offset oper_sec_chan_offset;
|
||||
u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
|
||||
size_t scan_ssid_len;
|
||||
struct list_head bss_list;
|
||||
Index: wireless-testing/net/mac80211/main.c
|
||||
===================================================================
|
||||
--- wireless-testing.orig/net/mac80211/main.c 2008-11-26 15:15:31.000000000 +0200
|
||||
+++ wireless-testing/net/mac80211/main.c 2008-11-26 15:29:09.000000000 +0200
|
||||
@@ -195,20 +195,42 @@
|
||||
struct ieee80211_channel *chan;
|
||||
int ret = 0;
|
||||
int power;
|
||||
+ enum nl80211_sec_chan_offset sec_chan_offset;
|
||||
|
||||
might_sleep();
|
||||
|
||||
- if (local->sw_scanning)
|
||||
+ if (local->sw_scanning) {
|
||||
chan = local->scan_channel;
|
||||
- else
|
||||
+ sec_chan_offset = NL80211_SEC_CHAN_NO_HT;
|
||||
+ } else {
|
||||
chan = local->oper_channel;
|
||||
+ sec_chan_offset = local->oper_sec_chan_offset;
|
||||
+ }
|
||||
|
||||
- if (chan != local->hw.conf.channel) {
|
||||
+ if (chan != local->hw.conf.channel ||
|
||||
+ sec_chan_offset != local->hw.conf.ht.sec_chan_offset) {
|
||||
local->hw.conf.channel = chan;
|
||||
+ switch (sec_chan_offset) {
|
||||
+ case NL80211_SEC_CHAN_NO_HT:
|
||||
+ local->hw.conf.ht.enabled = false;
|
||||
+ local->hw.conf.ht.sec_chan_offset = 0;
|
||||
+ break;
|
||||
+ case NL80211_SEC_CHAN_DISABLED:
|
||||
+ local->hw.conf.ht.enabled = true;
|
||||
+ local->hw.conf.ht.sec_chan_offset = 0;
|
||||
+ break;
|
||||
+ case NL80211_SEC_CHAN_BELOW:
|
||||
+ local->hw.conf.ht.enabled = true;
|
||||
+ local->hw.conf.ht.sec_chan_offset = -1;
|
||||
+ break;
|
||||
+ case NL80211_SEC_CHAN_ABOVE:
|
||||
+ local->hw.conf.ht.enabled = true;
|
||||
+ local->hw.conf.ht.sec_chan_offset = 1;
|
||||
+ break;
|
||||
+ }
|
||||
changed |= IEEE80211_CONF_CHANGE_CHANNEL;
|
||||
}
|
||||
|
||||
-
|
||||
if (!local->hw.conf.power_level)
|
||||
power = chan->max_power;
|
||||
else
|
||||
|
||||
--
|
||||
Jouni Malinen PGP id EFC895FA
|
||||
--
|
||||
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
|
||||
the body of a message to majordomo@vger.kernel.org
|
||||
More majordomo info at http://vger.kernel.org/majordomo-info.html
|
||||
|
@ -1,210 +0,0 @@
|
||||
Hostapd now passes the HT parameters through the config()
|
||||
callback, use these to set the appropriate channel in AP mode.
|
||||
|
||||
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
|
||||
---
|
||||
Note: This patch depends on [PATCHv2] nl80211: Add frequency configuration (including HT40)
|
||||
posted by Jouni.
|
||||
|
||||
drivers/net/wireless/ath9k/main.c | 60 ++++++++++++++++++++++++++----------
|
||||
drivers/net/wireless/ath9k/rc.c | 55 +++++++++++++++++++++++++++++----
|
||||
2 files changed, 91 insertions(+), 24 deletions(-)
|
||||
|
||||
diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
|
||||
index 6e103d5..d1ddb07 100644
|
||||
--- a/drivers/net/wireless/ath9k/main.c
|
||||
+++ b/drivers/net/wireless/ath9k/main.c
|
||||
@@ -622,35 +622,35 @@ static int ath_get_channel(struct ath_softc *sc,
|
||||
return -1;
|
||||
}
|
||||
|
||||
+/* ext_chan_offset: (-1, 0, 1) (below, none, above) */
|
||||
+
|
||||
static u32 ath_get_extchanmode(struct ath_softc *sc,
|
||||
struct ieee80211_channel *chan,
|
||||
- struct ieee80211_bss_conf *bss_conf)
|
||||
+ int ext_chan_offset,
|
||||
+ enum ath9k_ht_macmode tx_chan_width)
|
||||
{
|
||||
u32 chanmode = 0;
|
||||
- u8 ext_chan_offset = bss_conf->ht.secondary_channel_offset;
|
||||
- enum ath9k_ht_macmode tx_chan_width = (bss_conf->ht.width_40_ok) ?
|
||||
- ATH9K_HT_MACMODE_2040 : ATH9K_HT_MACMODE_20;
|
||||
|
||||
switch (chan->band) {
|
||||
case IEEE80211_BAND_2GHZ:
|
||||
- if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE) &&
|
||||
+ if ((ext_chan_offset == 0) &&
|
||||
(tx_chan_width == ATH9K_HT_MACMODE_20))
|
||||
chanmode = CHANNEL_G_HT20;
|
||||
- if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) &&
|
||||
+ if ((ext_chan_offset == 1) &&
|
||||
(tx_chan_width == ATH9K_HT_MACMODE_2040))
|
||||
chanmode = CHANNEL_G_HT40PLUS;
|
||||
- if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) &&
|
||||
+ if ((ext_chan_offset == -1) &&
|
||||
(tx_chan_width == ATH9K_HT_MACMODE_2040))
|
||||
chanmode = CHANNEL_G_HT40MINUS;
|
||||
break;
|
||||
case IEEE80211_BAND_5GHZ:
|
||||
- if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE) &&
|
||||
+ if ((ext_chan_offset == 0) &&
|
||||
(tx_chan_width == ATH9K_HT_MACMODE_20))
|
||||
chanmode = CHANNEL_A_HT20;
|
||||
- if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) &&
|
||||
+ if ((ext_chan_offset == 1) &&
|
||||
(tx_chan_width == ATH9K_HT_MACMODE_2040))
|
||||
chanmode = CHANNEL_A_HT40PLUS;
|
||||
- if ((ext_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) &&
|
||||
+ if ((ext_chan_offset == -1) &&
|
||||
(tx_chan_width == ATH9K_HT_MACMODE_2040))
|
||||
chanmode = CHANNEL_A_HT40MINUS;
|
||||
break;
|
||||
@@ -841,6 +841,18 @@ static void ath9k_ht_conf(struct ath_softc *sc,
|
||||
}
|
||||
}
|
||||
|
||||
+static inline int ath_sec_offset(u8 ext_offset)
|
||||
+{
|
||||
+ if (ext_offset == IEEE80211_HT_PARAM_CHA_SEC_NONE)
|
||||
+ return 0;
|
||||
+ else if (ext_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE)
|
||||
+ return 1;
|
||||
+ else if (ext_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW)
|
||||
+ return -1;
|
||||
+
|
||||
+ return 0;
|
||||
+}
|
||||
+
|
||||
static void ath9k_bss_assoc_info(struct ath_softc *sc,
|
||||
struct ieee80211_vif *vif,
|
||||
struct ieee80211_bss_conf *bss_conf)
|
||||
@@ -893,13 +905,14 @@ static void ath9k_bss_assoc_info(struct ath_softc *sc,
|
||||
}
|
||||
|
||||
if (hw->conf.ht.enabled) {
|
||||
- sc->sc_ah->ah_channels[pos].chanmode =
|
||||
- ath_get_extchanmode(sc, curchan, bss_conf);
|
||||
+ int offset =
|
||||
+ ath_sec_offset(bss_conf->ht.secondary_channel_offset);
|
||||
+ sc->tx_chan_width = (bss_conf->ht.width_40_ok) ?
|
||||
+ ATH9K_HT_MACMODE_2040 : ATH9K_HT_MACMODE_20;
|
||||
|
||||
- if (bss_conf->ht.width_40_ok)
|
||||
- sc->tx_chan_width = ATH9K_HT_MACMODE_2040;
|
||||
- else
|
||||
- sc->tx_chan_width = ATH9K_HT_MACMODE_20;
|
||||
+ sc->sc_ah->ah_channels[pos].chanmode =
|
||||
+ ath_get_extchanmode(sc, curchan,
|
||||
+ offset, sc->tx_chan_width);
|
||||
} else {
|
||||
sc->sc_ah->ah_channels[pos].chanmode =
|
||||
(curchan->band == IEEE80211_BAND_2GHZ) ?
|
||||
@@ -2172,9 +2185,22 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
|
||||
(curchan->band == IEEE80211_BAND_2GHZ) ?
|
||||
CHANNEL_G : CHANNEL_A;
|
||||
|
||||
- if (ath_set_channel(sc, &sc->sc_ah->ah_channels[pos]) < 0)
|
||||
+ if ((sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP) &&
|
||||
+ (conf->ht.enabled)) {
|
||||
+ sc->tx_chan_width = (!!conf->ht.sec_chan_offset) ?
|
||||
+ ATH9K_HT_MACMODE_2040 : ATH9K_HT_MACMODE_20;
|
||||
+
|
||||
+ sc->sc_ah->ah_channels[pos].chanmode =
|
||||
+ ath_get_extchanmode(sc, curchan,
|
||||
+ conf->ht.sec_chan_offset,
|
||||
+ sc->tx_chan_width);
|
||||
+ }
|
||||
+
|
||||
+ if (ath_set_channel(sc, &sc->sc_ah->ah_channels[pos]) < 0) {
|
||||
DPRINTF(sc, ATH_DBG_FATAL,
|
||||
"%s: Unable to set channel\n", __func__);
|
||||
+ return -EINVAL;
|
||||
+ }
|
||||
}
|
||||
|
||||
if (changed & IEEE80211_CONF_CHANGE_HT)
|
||||
diff --git a/drivers/net/wireless/ath9k/rc.c b/drivers/net/wireless/ath9k/rc.c
|
||||
index 93dfea8..7c08583 100644
|
||||
--- a/drivers/net/wireless/ath9k/rc.c
|
||||
+++ b/drivers/net/wireless/ath9k/rc.c
|
||||
@@ -1304,6 +1304,38 @@ static void ath_rc_tx_status(struct ath_softc *sc,
|
||||
xretries, long_retry);
|
||||
}
|
||||
|
||||
+static struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc,
|
||||
+ enum ieee80211_band band,
|
||||
+ bool is_ht, bool is_cw_40)
|
||||
+{
|
||||
+ int mode = 0;
|
||||
+
|
||||
+ switch(band) {
|
||||
+ case IEEE80211_BAND_2GHZ:
|
||||
+ mode = ATH9K_MODE_11G;
|
||||
+ if (is_ht)
|
||||
+ mode = ATH9K_MODE_11NG_HT20;
|
||||
+ if (is_cw_40)
|
||||
+ mode = ATH9K_MODE_11NG_HT40PLUS;
|
||||
+ break;
|
||||
+ case IEEE80211_BAND_5GHZ:
|
||||
+ mode = ATH9K_MODE_11A;
|
||||
+ if (is_ht)
|
||||
+ mode = ATH9K_MODE_11NA_HT20;
|
||||
+ if (is_cw_40)
|
||||
+ mode = ATH9K_MODE_11NA_HT40PLUS;
|
||||
+ break;
|
||||
+ default:
|
||||
+ DPRINTF(sc, ATH_DBG_RATE, "Invalid band\n");
|
||||
+ return NULL;
|
||||
+ }
|
||||
+
|
||||
+ BUG_ON(mode >= ATH9K_MODE_MAX);
|
||||
+
|
||||
+ DPRINTF(sc, ATH_DBG_RATE, "Choosing rate table for mode: %d\n", mode);
|
||||
+ return sc->hw_rate_table[mode];
|
||||
+}
|
||||
+
|
||||
static void ath_rc_init(struct ath_softc *sc,
|
||||
struct ath_rate_priv *ath_rc_priv,
|
||||
struct ieee80211_supported_band *sband,
|
||||
@@ -1314,16 +1346,25 @@ static void ath_rc_init(struct ath_softc *sc,
|
||||
u8 *ht_mcs = (u8 *)&ath_rc_priv->neg_ht_rates;
|
||||
u8 i, j, k, hi = 0, hthi = 0;
|
||||
|
||||
- rate_table = sc->hw_rate_table[sc->sc_curmode];
|
||||
+ /* FIXME: Adhoc */
|
||||
+ if ((sc->sc_ah->ah_opmode == ATH9K_M_STA) ||
|
||||
+ (sc->sc_ah->ah_opmode == ATH9K_M_IBSS)) {
|
||||
+ bool is_cw_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40;
|
||||
+ rate_table = ath_choose_rate_table(sc, sband->band,
|
||||
+ sta->ht_cap.ht_supported,
|
||||
+ is_cw_40);
|
||||
+ } else if (sc->sc_ah->ah_opmode == ATH9K_M_HOSTAP) {
|
||||
+ /* sc_curmode would be set on init through config() */
|
||||
+ rate_table = sc->hw_rate_table[sc->sc_curmode];
|
||||
+ }
|
||||
|
||||
- if (sta->ht_cap.ht_supported) {
|
||||
- if (sband->band == IEEE80211_BAND_2GHZ)
|
||||
- rate_table = sc->hw_rate_table[ATH9K_MODE_11NG_HT20];
|
||||
- else
|
||||
- rate_table = sc->hw_rate_table[ATH9K_MODE_11NA_HT20];
|
||||
+ if (!rate_table) {
|
||||
+ DPRINTF(sc, ATH_DBG_FATAL, "Rate table not initialized\n");
|
||||
+ return;
|
||||
+ }
|
||||
|
||||
+ if (sta->ht_cap.ht_supported) {
|
||||
ath_rc_priv->ht_cap = (WLAN_RC_HT_FLAG | WLAN_RC_DS_FLAG);
|
||||
-
|
||||
if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)
|
||||
ath_rc_priv->ht_cap |= WLAN_RC_40_FLAG;
|
||||
}
|
||||
--
|
||||
1.6.0.3
|
||||
|
||||
--
|
||||
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|
||||
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|
||||
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|
||||
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Reference in New Issue
Block a user