[IWLWIFI]: add iwlwifi wireless drivers

This patch adds the mac80211 based wireless drivers for the Intel
PRO/Wireless 3945ABG/BG Network Connection and Intel Wireless WiFi
Link AGN (4965) adapters.

[ Move driver into it's own directory -DaveM ]

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 118 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-hw.h b/drivers/net/wireless/iwlwifi/iwl-3945-hw.h
new file mode 100644
index 00000000000..fb5f0649f4f
--- /dev/null
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-hw.h
@@ -0,0 +1,118 @@
+/******************************************************************************
+ *
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU Geeral Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
+ * USA
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called LICENSE.GPL.
+ *
+ * Contact Information:
+ * James P. Ketrenos <ipw2100-admin@linux.intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2005 - 2007 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *  * Neither the name Intel Corporation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *****************************************************************************/
+
+#ifndef __iwl_3945_hw__
+#define __iwl_3945_hw__
+
+#define IWL_RX_BUF_SIZE 3000
+/* card static random access memory (SRAM) for processor data and instructs */
+#define ALM_RTC_INST_UPPER_BOUND		(0x014000)
+#define ALM_RTC_DATA_UPPER_BOUND		(0x808000)
+
+#define ALM_RTC_INST_SIZE (ALM_RTC_INST_UPPER_BOUND - RTC_INST_LOWER_BOUND)
+#define ALM_RTC_DATA_SIZE (ALM_RTC_DATA_UPPER_BOUND - RTC_DATA_LOWER_BOUND)
+
+#define IWL_MAX_BSM_SIZE ALM_RTC_INST_SIZE
+#define IWL_MAX_INST_SIZE ALM_RTC_INST_SIZE
+#define IWL_MAX_DATA_SIZE ALM_RTC_DATA_SIZE
+#define IWL_MAX_NUM_QUEUES	8
+
+static inline int iwl_hw_valid_rtc_data_addr(u32 addr)
+{
+	return (addr >= RTC_DATA_LOWER_BOUND) &&
+	       (addr < ALM_RTC_DATA_UPPER_BOUND);
+}
+
+/* Base physical address of iwl_shared is provided to FH_TSSR_CBB_BASE
+ * and &iwl_shared.rx_read_ptr[0] is provided to FH_RCSR_RPTR_ADDR(0) */
+struct iwl_shared {
+	__le32 tx_base_ptr[8];
+	__le32 rx_read_ptr[3];
+} __attribute__ ((packed));
+
+struct iwl_tfd_frame_data {
+	__le32 addr;
+	__le32 len;
+} __attribute__ ((packed));
+
+struct iwl_tfd_frame {
+	__le32 control_flags;
+	struct iwl_tfd_frame_data pa[4];
+	u8 reserved[28];
+} __attribute__ ((packed));
+
+static inline u8 iwl_hw_get_rate(__le16 rate_n_flags)
+{
+	return le16_to_cpu(rate_n_flags) & 0xFF;
+}
+
+static inline u16 iwl_hw_get_rate_n_flags(__le16 rate_n_flags)
+{
+	return le16_to_cpu(rate_n_flags);
+}
+
+static inline __le16 iwl_hw_set_rate_n_flags(u8 rate, u16 flags)
+{
+	return cpu_to_le16((u16)rate|flags);
+}
+#endif