2011-02-21 19:27:26 +00:00
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/******************************************************************************
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*
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2011-08-31 11:23:20 +00:00
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* Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
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2011-02-21 19:27:26 +00:00
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*
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2011-08-31 11:23:20 +00:00
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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2011-02-21 19:27:26 +00:00
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* published by the Free Software Foundation.
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*
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2011-08-31 11:23:20 +00:00
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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2011-02-21 19:27:26 +00:00
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*
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2011-08-31 11:23:20 +00:00
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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2011-02-21 19:27:26 +00:00
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*
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2011-08-31 11:23:20 +00:00
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* The full GNU General Public License is included in this distribution in the
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* file called LICENSE.
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2011-02-21 19:27:26 +00:00
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*
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* Contact Information:
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* Intel Linux Wireless <ilw@linux.intel.com>
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* Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*
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2011-08-31 11:23:20 +00:00
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*****************************************************************************/
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#ifndef __il_core_h__
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#define __il_core_h__
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#include <linux/interrupt.h>
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2011-11-15 13:45:59 +00:00
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#include <linux/pci.h> /* for struct pci_device_id */
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2011-08-31 11:23:20 +00:00
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#include <linux/kernel.h>
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#include <linux/leds.h>
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#include <linux/wait.h>
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2011-12-23 07:13:43 +00:00
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#include <linux/io.h>
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2011-08-31 12:04:45 +00:00
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#include <net/mac80211.h>
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2011-08-31 11:23:20 +00:00
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#include <net/ieee80211_radiotap.h>
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2011-08-31 11:53:04 +00:00
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#include "commands.h"
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2011-08-31 11:23:20 +00:00
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#include "csr.h"
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2011-08-31 12:09:39 +00:00
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#include "prph.h"
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2011-08-31 11:23:20 +00:00
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struct il_host_cmd;
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struct il_cmd;
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struct il_tx_queue;
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2011-08-31 12:49:56 +00:00
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#define IL_ERR(f, a...) dev_err(&il->pci_dev->dev, f, ## a)
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#define IL_WARN(f, a...) dev_warn(&il->pci_dev->dev, f, ## a)
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#define IL_INFO(f, a...) dev_info(&il->pci_dev->dev, f, ## a)
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2011-08-31 11:23:20 +00:00
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#define RX_QUEUE_SIZE 256
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#define RX_QUEUE_MASK 255
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#define RX_QUEUE_SIZE_LOG 8
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/*
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* RX related structures and functions
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*/
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#define RX_FREE_BUFFERS 64
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#define RX_LOW_WATERMARK 8
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#define U32_PAD(n) ((4-(n))&0x3)
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/* CT-KILL constants */
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2011-11-15 13:45:59 +00:00
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#define CT_KILL_THRESHOLD_LEGACY 110 /* in Celsius */
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2011-08-31 11:23:20 +00:00
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/* Default noise level to report when noise measurement is not available.
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* This may be because we're:
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* 1) Not associated (4965, no beacon stats being sent to driver)
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* 2) Scanning (noise measurement does not apply to associated channel)
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* 3) Receiving CCK (3945 delivers noise info only for OFDM frames)
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* Use default noise value of -127 ... this is below the range of measurable
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* Rx dBm for either 3945 or 4965, so it can indicate "unmeasurable" to user.
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* Also, -127 works better than 0 when averaging frames with/without
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* noise info (e.g. averaging might be done in app); measured dBm values are
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* always negative ... using a negative value as the default keeps all
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* averages within an s8's (used in some apps) range of negative values. */
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#define IL_NOISE_MEAS_NOT_AVAILABLE (-127)
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/*
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* RTS threshold here is total size [2347] minus 4 FCS bytes
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* Per spec:
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* a value of 0 means RTS on all data/management packets
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* a value > max MSDU size means no RTS
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* else RTS for data/management frames where MPDU is larger
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* than RTS value.
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*/
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#define DEFAULT_RTS_THRESHOLD 2347U
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#define MIN_RTS_THRESHOLD 0U
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#define MAX_RTS_THRESHOLD 2347U
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#define MAX_MSDU_SIZE 2304U
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#define MAX_MPDU_SIZE 2346U
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#define DEFAULT_BEACON_INTERVAL 100U
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#define DEFAULT_SHORT_RETRY_LIMIT 7U
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#define DEFAULT_LONG_RETRY_LIMIT 4U
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struct il_rx_buf {
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dma_addr_t page_dma;
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struct page *page;
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struct list_head list;
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};
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#define rxb_addr(r) page_address(r->page)
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/* defined below */
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struct il_device_cmd;
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struct il_cmd_meta {
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/* only for SYNC commands, iff the reply skb is wanted */
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struct il_host_cmd *source;
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/*
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* only for ASYNC commands
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* (which is somewhat stupid -- look at common.c for instance
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* which duplicates a bunch of code because the callback isn't
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* invoked for SYNC commands, if it were and its result passed
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* through it would be simpler...)
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*/
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2011-11-15 13:51:01 +00:00
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void (*callback) (struct il_priv *il, struct il_device_cmd *cmd,
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struct il_rx_pkt *pkt);
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2011-08-31 11:23:20 +00:00
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/* The CMD_SIZE_HUGE flag bit indicates that the command
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* structure is stored at the end of the shared queue memory. */
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u32 flags;
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2011-11-15 13:45:59 +00:00
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DEFINE_DMA_UNMAP_ADDR(mapping);
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DEFINE_DMA_UNMAP_LEN(len);
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2011-08-31 11:23:20 +00:00
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};
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/*
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* Generic queue structure
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*
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* Contains common data for Rx and Tx queues
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*/
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struct il_queue {
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2011-11-15 13:45:59 +00:00
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int n_bd; /* number of BDs in this queue */
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int write_ptr; /* 1-st empty entry (idx) host_w */
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int read_ptr; /* last used entry (idx) host_r */
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2011-08-31 11:23:20 +00:00
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/* use for monitoring and recovering the stuck queue */
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2011-11-15 13:45:59 +00:00
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dma_addr_t dma_addr; /* physical addr for BD's */
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int n_win; /* safe queue win */
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2011-08-31 11:23:20 +00:00
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u32 id;
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2011-11-15 13:45:59 +00:00
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int low_mark; /* low watermark, resume queue if free
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* space more than this */
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int high_mark; /* high watermark, stop queue if free
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* space less than this */
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2011-08-31 11:23:20 +00:00
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};
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/**
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* struct il_tx_queue - Tx Queue for DMA
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* @q: generic Rx/Tx queue descriptor
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* @bd: base of circular buffer of TFDs
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* @cmd: array of command/TX buffer pointers
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* @meta: array of meta data for each command/tx buffer
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* @dma_addr_cmd: physical address of cmd/tx buffer array
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2012-02-03 16:32:00 +00:00
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* @skbs: array of per-TFD socket buffer pointers
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2011-08-31 11:23:20 +00:00
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* @time_stamp: time (in jiffies) of last read_ptr change
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* @need_update: indicates need to update read/write idx
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* @sched_retry: indicates queue is high-throughput aggregation (HT AGG) enabled
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*
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* A Tx queue consists of circular buffer of BDs (a.k.a. TFDs, transmit frame
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* descriptors) and required locking structures.
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*/
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#define TFD_TX_CMD_SLOTS 256
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#define TFD_CMD_SLOTS 32
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struct il_tx_queue {
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struct il_queue q;
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void *tfds;
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struct il_device_cmd **cmd;
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struct il_cmd_meta *meta;
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2012-02-03 16:32:00 +00:00
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struct sk_buff **skbs;
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2011-08-31 11:23:20 +00:00
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unsigned long time_stamp;
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u8 need_update;
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u8 sched_retry;
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u8 active;
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u8 swq_id;
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};
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2011-08-31 12:04:45 +00:00
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/*
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* EEPROM access time values:
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*
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* Driver initiates EEPROM read by writing byte address << 1 to CSR_EEPROM_REG.
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* Driver then polls CSR_EEPROM_REG for CSR_EEPROM_REG_READ_VALID_MSK (0x1).
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* When polling, wait 10 uSec between polling loops, up to a maximum 5000 uSec.
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* Driver reads 16-bit value from bits 31-16 of CSR_EEPROM_REG.
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*/
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2011-11-15 13:45:59 +00:00
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#define IL_EEPROM_ACCESS_TIMEOUT 5000 /* uSec */
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2011-08-31 12:04:45 +00:00
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2011-11-15 13:45:59 +00:00
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#define IL_EEPROM_SEM_TIMEOUT 10 /* microseconds */
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#define IL_EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
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2011-08-31 12:04:45 +00:00
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/*
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* Regulatory channel usage flags in EEPROM struct il4965_eeprom_channel.flags.
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*
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* IBSS and/or AP operation is allowed *only* on those channels with
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* (VALID && IBSS && ACTIVE && !RADAR). This restriction is in place because
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* RADAR detection is not supported by the 4965 driver, but is a
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* requirement for establishing a new network for legal operation on channels
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* requiring RADAR detection or restricting ACTIVE scanning.
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*
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* NOTE: "WIDE" flag does not indicate anything about "HT40" 40 MHz channels.
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* It only indicates that 20 MHz channel use is supported; HT40 channel
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* usage is indicated by a separate set of regulatory flags for each
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* HT40 channel pair.
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*
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* NOTE: Using a channel inappropriately will result in a uCode error!
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*/
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#define IL_NUM_TX_CALIB_GROUPS 5
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enum {
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EEPROM_CHANNEL_VALID = (1 << 0), /* usable for this SKU/geo */
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2011-11-15 13:45:59 +00:00
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EEPROM_CHANNEL_IBSS = (1 << 1), /* usable as an IBSS channel */
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2011-08-31 12:04:45 +00:00
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/* Bit 2 Reserved */
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EEPROM_CHANNEL_ACTIVE = (1 << 3), /* active scanning allowed */
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EEPROM_CHANNEL_RADAR = (1 << 4), /* radar detection required */
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2011-11-15 13:45:59 +00:00
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EEPROM_CHANNEL_WIDE = (1 << 5), /* 20 MHz channel okay */
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2011-08-31 12:04:45 +00:00
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/* Bit 6 Reserved (was Narrow Channel) */
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EEPROM_CHANNEL_DFS = (1 << 7), /* dynamic freq selection candidate */
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};
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/* SKU Capabilities */
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/* 3945 only */
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#define EEPROM_SKU_CAP_SW_RF_KILL_ENABLE (1 << 0)
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#define EEPROM_SKU_CAP_HW_RF_KILL_ENABLE (1 << 1)
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/* *regulatory* channel data format in eeprom, one for each channel.
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* There are separate entries for HT40 (40 MHz) vs. normal (20 MHz) channels. */
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struct il_eeprom_channel {
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u8 flags; /* EEPROM_CHANNEL_* flags copied from EEPROM */
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s8 max_power_avg; /* max power (dBm) on this chnl, limit 31 */
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} __packed;
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/* 3945 Specific */
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#define EEPROM_3945_EEPROM_VERSION (0x2f)
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/* 4965 has two radio transmitters (and 3 radio receivers) */
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#define EEPROM_TX_POWER_TX_CHAINS (2)
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/* 4965 has room for up to 8 sets of txpower calibration data */
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#define EEPROM_TX_POWER_BANDS (8)
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/* 4965 factory calibration measures txpower gain settings for
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* each of 3 target output levels */
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#define EEPROM_TX_POWER_MEASUREMENTS (3)
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/* 4965 Specific */
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/* 4965 driver does not work with txpower calibration version < 5 */
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#define EEPROM_4965_TX_POWER_VERSION (5)
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#define EEPROM_4965_EEPROM_VERSION (0x2f)
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2011-11-15 13:45:59 +00:00
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#define EEPROM_4965_CALIB_VERSION_OFFSET (2*0xB6) /* 2 bytes */
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#define EEPROM_4965_CALIB_TXPOWER_OFFSET (2*0xE8) /* 48 bytes */
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#define EEPROM_4965_BOARD_REVISION (2*0x4F) /* 2 bytes */
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#define EEPROM_4965_BOARD_PBA (2*0x56+1) /* 9 bytes */
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2011-08-31 12:04:45 +00:00
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/* 2.4 GHz */
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extern const u8 il_eeprom_band_1[14];
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/*
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* factory calibration data for one txpower level, on one channel,
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* measured on one of the 2 tx chains (radio transmitter and associated
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* antenna). EEPROM contains:
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*
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* 1) Temperature (degrees Celsius) of device when measurement was made.
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*
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* 2) Gain table idx used to achieve the target measurement power.
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* This refers to the "well-known" gain tables (see 4965.h).
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*
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* 3) Actual measured output power, in half-dBm ("34" = 17 dBm).
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*
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* 4) RF power amplifier detector level measurement (not used).
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*/
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struct il_eeprom_calib_measure {
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u8 temperature; /* Device temperature (Celsius) */
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u8 gain_idx; /* Index into gain table */
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u8 actual_pow; /* Measured RF output power, half-dBm */
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s8 pa_det; /* Power amp detector level (not used) */
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} __packed;
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/*
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* measurement set for one channel. EEPROM contains:
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*
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* 1) Channel number measured
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*
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* 2) Measurements for each of 3 power levels for each of 2 radio transmitters
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* (a.k.a. "tx chains") (6 measurements altogether)
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*/
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struct il_eeprom_calib_ch_info {
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u8 ch_num;
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struct il_eeprom_calib_measure
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2011-11-15 13:45:59 +00:00
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measurements[EEPROM_TX_POWER_TX_CHAINS]
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[EEPROM_TX_POWER_MEASUREMENTS];
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2011-08-31 12:04:45 +00:00
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} __packed;
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/*
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* txpower subband info.
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*
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* For each frequency subband, EEPROM contains the following:
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*
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* 1) First and last channels within range of the subband. "0" values
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* indicate that this sample set is not being used.
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*
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* 2) Sample measurement sets for 2 channels close to the range endpoints.
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*/
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struct il_eeprom_calib_subband_info {
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2011-11-15 13:45:59 +00:00
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u8 ch_from; /* channel number of lowest channel in subband */
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u8 ch_to; /* channel number of highest channel in subband */
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2011-08-31 12:04:45 +00:00
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struct il_eeprom_calib_ch_info ch1;
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struct il_eeprom_calib_ch_info ch2;
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} __packed;
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/*
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* txpower calibration info. EEPROM contains:
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*
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* 1) Factory-measured saturation power levels (maximum levels at which
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* tx power amplifier can output a signal without too much distortion).
|
|
|
|
* There is one level for 2.4 GHz band and one for 5 GHz band. These
|
|
|
|
* values apply to all channels within each of the bands.
|
|
|
|
*
|
|
|
|
* 2) Factory-measured power supply voltage level. This is assumed to be
|
|
|
|
* constant (i.e. same value applies to all channels/bands) while the
|
|
|
|
* factory measurements are being made.
|
|
|
|
*
|
|
|
|
* 3) Up to 8 sets of factory-measured txpower calibration values.
|
|
|
|
* These are for different frequency ranges, since txpower gain
|
|
|
|
* characteristics of the analog radio circuitry vary with frequency.
|
|
|
|
*
|
|
|
|
* Not all sets need to be filled with data;
|
|
|
|
* struct il_eeprom_calib_subband_info contains range of channels
|
|
|
|
* (0 if unused) for each set of data.
|
|
|
|
*/
|
|
|
|
struct il_eeprom_calib_info {
|
|
|
|
u8 saturation_power24; /* half-dBm (e.g. "34" = 17 dBm) */
|
|
|
|
u8 saturation_power52; /* half-dBm */
|
|
|
|
__le16 voltage; /* signed */
|
2011-11-15 13:45:59 +00:00
|
|
|
struct il_eeprom_calib_subband_info band_info[EEPROM_TX_POWER_BANDS];
|
2011-08-31 12:04:45 +00:00
|
|
|
} __packed;
|
|
|
|
|
|
|
|
/* General */
|
|
|
|
#define EEPROM_DEVICE_ID (2*0x08) /* 2 bytes */
|
|
|
|
#define EEPROM_MAC_ADDRESS (2*0x15) /* 6 bytes */
|
|
|
|
#define EEPROM_BOARD_REVISION (2*0x35) /* 2 bytes */
|
|
|
|
#define EEPROM_BOARD_PBA_NUMBER (2*0x3B+1) /* 9 bytes */
|
|
|
|
#define EEPROM_VERSION (2*0x44) /* 2 bytes */
|
|
|
|
#define EEPROM_SKU_CAP (2*0x45) /* 2 bytes */
|
|
|
|
#define EEPROM_OEM_MODE (2*0x46) /* 2 bytes */
|
|
|
|
#define EEPROM_WOWLAN_MODE (2*0x47) /* 2 bytes */
|
|
|
|
#define EEPROM_RADIO_CONFIG (2*0x48) /* 2 bytes */
|
|
|
|
#define EEPROM_NUM_MAC_ADDRESS (2*0x4C) /* 2 bytes */
|
|
|
|
|
|
|
|
/* The following masks are to be applied on EEPROM_RADIO_CONFIG */
|
2011-11-15 13:45:59 +00:00
|
|
|
#define EEPROM_RF_CFG_TYPE_MSK(x) (x & 0x3) /* bits 0-1 */
|
|
|
|
#define EEPROM_RF_CFG_STEP_MSK(x) ((x >> 2) & 0x3) /* bits 2-3 */
|
|
|
|
#define EEPROM_RF_CFG_DASH_MSK(x) ((x >> 4) & 0x3) /* bits 4-5 */
|
|
|
|
#define EEPROM_RF_CFG_PNUM_MSK(x) ((x >> 6) & 0x3) /* bits 6-7 */
|
|
|
|
#define EEPROM_RF_CFG_TX_ANT_MSK(x) ((x >> 8) & 0xF) /* bits 8-11 */
|
|
|
|
#define EEPROM_RF_CFG_RX_ANT_MSK(x) ((x >> 12) & 0xF) /* bits 12-15 */
|
2011-08-31 12:04:45 +00:00
|
|
|
|
|
|
|
#define EEPROM_3945_RF_CFG_TYPE_MAX 0x0
|
|
|
|
#define EEPROM_4965_RF_CFG_TYPE_MAX 0x1
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Per-channel regulatory data.
|
|
|
|
*
|
|
|
|
* Each channel that *might* be supported by iwl has a fixed location
|
|
|
|
* in EEPROM containing EEPROM_CHANNEL_* usage flags (LSB) and max regulatory
|
|
|
|
* txpower (MSB).
|
|
|
|
*
|
|
|
|
* Entries immediately below are for 20 MHz channel width. HT40 (40 MHz)
|
|
|
|
* channels (only for 4965, not supported by 3945) appear later in the EEPROM.
|
|
|
|
*
|
|
|
|
* 2.4 GHz channels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
|
|
|
|
*/
|
2011-11-15 13:45:59 +00:00
|
|
|
#define EEPROM_REGULATORY_SKU_ID (2*0x60) /* 4 bytes */
|
2011-08-31 12:04:45 +00:00
|
|
|
#define EEPROM_REGULATORY_BAND_1 (2*0x62) /* 2 bytes */
|
|
|
|
#define EEPROM_REGULATORY_BAND_1_CHANNELS (2*0x63) /* 28 bytes */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 4.9 GHz channels 183, 184, 185, 187, 188, 189, 192, 196,
|
|
|
|
* 5.0 GHz channels 7, 8, 11, 12, 16
|
|
|
|
* (4915-5080MHz) (none of these is ever supported)
|
|
|
|
*/
|
|
|
|
#define EEPROM_REGULATORY_BAND_2 (2*0x71) /* 2 bytes */
|
|
|
|
#define EEPROM_REGULATORY_BAND_2_CHANNELS (2*0x72) /* 26 bytes */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 5.2 GHz channels 34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64
|
|
|
|
* (5170-5320MHz)
|
|
|
|
*/
|
|
|
|
#define EEPROM_REGULATORY_BAND_3 (2*0x7F) /* 2 bytes */
|
|
|
|
#define EEPROM_REGULATORY_BAND_3_CHANNELS (2*0x80) /* 24 bytes */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 5.5 GHz channels 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140
|
|
|
|
* (5500-5700MHz)
|
|
|
|
*/
|
|
|
|
#define EEPROM_REGULATORY_BAND_4 (2*0x8C) /* 2 bytes */
|
|
|
|
#define EEPROM_REGULATORY_BAND_4_CHANNELS (2*0x8D) /* 22 bytes */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 5.7 GHz channels 145, 149, 153, 157, 161, 165
|
|
|
|
* (5725-5825MHz)
|
|
|
|
*/
|
|
|
|
#define EEPROM_REGULATORY_BAND_5 (2*0x98) /* 2 bytes */
|
|
|
|
#define EEPROM_REGULATORY_BAND_5_CHANNELS (2*0x99) /* 12 bytes */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 2.4 GHz HT40 channels 1 (5), 2 (6), 3 (7), 4 (8), 5 (9), 6 (10), 7 (11)
|
|
|
|
*
|
|
|
|
* The channel listed is the center of the lower 20 MHz half of the channel.
|
|
|
|
* The overall center frequency is actually 2 channels (10 MHz) above that,
|
|
|
|
* and the upper half of each HT40 channel is centered 4 channels (20 MHz) away
|
|
|
|
* from the lower half; e.g. the upper half of HT40 channel 1 is channel 5,
|
|
|
|
* and the overall HT40 channel width centers on channel 3.
|
|
|
|
*
|
|
|
|
* NOTE: The RXON command uses 20 MHz channel numbers to specify the
|
|
|
|
* control channel to which to tune. RXON also specifies whether the
|
|
|
|
* control channel is the upper or lower half of a HT40 channel.
|
|
|
|
*
|
|
|
|
* NOTE: 4965 does not support HT40 channels on 2.4 GHz.
|
|
|
|
*/
|
|
|
|
#define EEPROM_4965_REGULATORY_BAND_24_HT40_CHANNELS (2*0xA0) /* 14 bytes */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* 5.2 GHz HT40 channels 36 (40), 44 (48), 52 (56), 60 (64),
|
|
|
|
* 100 (104), 108 (112), 116 (120), 124 (128), 132 (136), 149 (153), 157 (161)
|
|
|
|
*/
|
|
|
|
#define EEPROM_4965_REGULATORY_BAND_52_HT40_CHANNELS (2*0xA8) /* 22 bytes */
|
|
|
|
|
|
|
|
#define EEPROM_REGULATORY_BAND_NO_HT40 (0)
|
|
|
|
|
|
|
|
int il_eeprom_init(struct il_priv *il);
|
|
|
|
void il_eeprom_free(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
const u8 *il_eeprom_query_addr(const struct il_priv *il, size_t offset);
|
2011-08-31 12:04:45 +00:00
|
|
|
u16 il_eeprom_query16(const struct il_priv *il, size_t offset);
|
|
|
|
int il_init_channel_map(struct il_priv *il);
|
|
|
|
void il_free_channel_map(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
const struct il_channel_info *il_get_channel_info(const struct il_priv *il,
|
|
|
|
enum ieee80211_band band,
|
|
|
|
u16 channel);
|
2011-08-31 12:04:45 +00:00
|
|
|
|
2011-08-31 11:23:20 +00:00
|
|
|
#define IL_NUM_SCAN_RATES (2)
|
|
|
|
|
|
|
|
struct il4965_channel_tgd_info {
|
|
|
|
u8 type;
|
|
|
|
s8 max_power;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct il4965_channel_tgh_info {
|
|
|
|
s64 last_radar_time;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define IL4965_MAX_RATE (33)
|
|
|
|
|
|
|
|
struct il3945_clip_group {
|
|
|
|
/* maximum power level to prevent clipping for each rate, derived by
|
|
|
|
* us from this band's saturation power in EEPROM */
|
|
|
|
const s8 clip_powers[IL_MAX_RATES];
|
|
|
|
};
|
|
|
|
|
|
|
|
/* current Tx power values to use, one for each rate for each channel.
|
|
|
|
* requested power is limited by:
|
|
|
|
* -- regulatory EEPROM limits for this channel
|
|
|
|
* -- hardware capabilities (clip-powers)
|
|
|
|
* -- spectrum management
|
|
|
|
* -- user preference (e.g. iwconfig)
|
|
|
|
* when requested power is set, base power idx must also be set. */
|
|
|
|
struct il3945_channel_power_info {
|
|
|
|
struct il3945_tx_power tpc; /* actual radio and DSP gain settings */
|
|
|
|
s8 power_table_idx; /* actual (compenst'd) idx into gain table */
|
|
|
|
s8 base_power_idx; /* gain idx for power at factory temp. */
|
|
|
|
s8 requested_power; /* power (dBm) requested for this chnl/rate */
|
|
|
|
};
|
|
|
|
|
|
|
|
/* current scan Tx power values to use, one for each scan rate for each
|
|
|
|
* channel. */
|
|
|
|
struct il3945_scan_power_info {
|
|
|
|
struct il3945_tx_power tpc; /* actual radio and DSP gain settings */
|
|
|
|
s8 power_table_idx; /* actual (compenst'd) idx into gain table */
|
|
|
|
s8 requested_power; /* scan pwr (dBm) requested for chnl/rate */
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* One for each channel, holds all channel setup data
|
|
|
|
* Some of the fields (e.g. eeprom and flags/max_power_avg) are redundant
|
|
|
|
* with one another!
|
|
|
|
*/
|
|
|
|
struct il_channel_info {
|
|
|
|
struct il4965_channel_tgd_info tgd;
|
|
|
|
struct il4965_channel_tgh_info tgh;
|
|
|
|
struct il_eeprom_channel eeprom; /* EEPROM regulatory limit */
|
|
|
|
struct il_eeprom_channel ht40_eeprom; /* EEPROM regulatory limit for
|
|
|
|
* HT40 channel */
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 channel; /* channel number */
|
|
|
|
u8 flags; /* flags copied from EEPROM */
|
|
|
|
s8 max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */
|
|
|
|
s8 curr_txpow; /* (dBm) regulatory/spectrum/user (not h/w) limit */
|
|
|
|
s8 min_power; /* always 0 */
|
|
|
|
s8 scan_power; /* (dBm) regul. eeprom, direct scans, any rate */
|
2011-08-31 11:23:20 +00:00
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 group_idx; /* 0-4, maps channel to group1/2/3/4/5 */
|
|
|
|
u8 band_idx; /* 0-4, maps channel to band1/2/3/4/5 */
|
2011-08-31 11:23:20 +00:00
|
|
|
enum ieee80211_band band;
|
|
|
|
|
|
|
|
/* HT40 channel info */
|
|
|
|
s8 ht40_max_power_avg; /* (dBm) regul. eeprom, normal Tx, any rate */
|
|
|
|
u8 ht40_flags; /* flags copied from EEPROM */
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 ht40_extension_channel; /* HT_IE_EXT_CHANNEL_* */
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
/* Radio/DSP gain settings for each "normal" data Tx rate.
|
|
|
|
* These include, in addition to RF and DSP gain, a few fields for
|
|
|
|
* remembering/modifying gain settings (idxes). */
|
|
|
|
struct il3945_channel_power_info power_info[IL4965_MAX_RATE];
|
|
|
|
|
|
|
|
/* Radio/DSP gain settings for each scan rate, for directed scans. */
|
|
|
|
struct il3945_scan_power_info scan_pwr_info[IL_NUM_SCAN_RATES];
|
|
|
|
};
|
|
|
|
|
|
|
|
#define IL_TX_FIFO_BK 0 /* shared */
|
|
|
|
#define IL_TX_FIFO_BE 1
|
|
|
|
#define IL_TX_FIFO_VI 2 /* shared */
|
|
|
|
#define IL_TX_FIFO_VO 3
|
|
|
|
#define IL_TX_FIFO_UNUSED -1
|
|
|
|
|
|
|
|
/* Minimum number of queues. MAX_NUM is defined in hw specific files.
|
|
|
|
* Set the minimum to accommodate the 4 standard TX queues, 1 command
|
|
|
|
* queue, 2 (unused) HCCA queues, and 4 HT queues (one for each AC) */
|
|
|
|
#define IL_MIN_NUM_QUEUES 10
|
|
|
|
|
|
|
|
#define IL_DEFAULT_CMD_QUEUE_NUM 4
|
|
|
|
|
|
|
|
#define IEEE80211_DATA_LEN 2304
|
|
|
|
#define IEEE80211_4ADDR_LEN 30
|
|
|
|
#define IEEE80211_HLEN (IEEE80211_4ADDR_LEN)
|
|
|
|
#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
|
|
|
|
|
|
|
|
struct il_frame {
|
|
|
|
union {
|
|
|
|
struct ieee80211_hdr frame;
|
|
|
|
struct il_tx_beacon_cmd beacon;
|
|
|
|
u8 raw[IEEE80211_FRAME_LEN];
|
|
|
|
u8 cmd[360];
|
|
|
|
} u;
|
|
|
|
struct list_head list;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define SEQ_TO_SN(seq) (((seq) & IEEE80211_SCTL_SEQ) >> 4)
|
|
|
|
#define SN_TO_SEQ(ssn) (((ssn) << 4) & IEEE80211_SCTL_SEQ)
|
|
|
|
#define MAX_SN ((IEEE80211_SCTL_SEQ) >> 4)
|
|
|
|
|
|
|
|
enum {
|
|
|
|
CMD_SYNC = 0,
|
|
|
|
CMD_SIZE_NORMAL = 0,
|
|
|
|
CMD_NO_SKB = 0,
|
|
|
|
CMD_SIZE_HUGE = (1 << 0),
|
|
|
|
CMD_ASYNC = (1 << 1),
|
|
|
|
CMD_WANT_SKB = (1 << 2),
|
|
|
|
CMD_MAPPED = (1 << 3),
|
|
|
|
};
|
|
|
|
|
|
|
|
#define DEF_CMD_PAYLOAD_SIZE 320
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_device_cmd
|
|
|
|
*
|
|
|
|
* For allocation of the command and tx queues, this establishes the overall
|
|
|
|
* size of the largest command we send to uCode, except for a scan command
|
|
|
|
* (which is relatively huge; space is allocated separately).
|
|
|
|
*/
|
|
|
|
struct il_device_cmd {
|
|
|
|
struct il_cmd_header hdr; /* uCode API */
|
|
|
|
union {
|
|
|
|
u32 flags;
|
|
|
|
u8 val8;
|
|
|
|
u16 val16;
|
|
|
|
u32 val32;
|
|
|
|
struct il_tx_cmd tx;
|
|
|
|
u8 payload[DEF_CMD_PAYLOAD_SIZE];
|
|
|
|
} __packed cmd;
|
|
|
|
} __packed;
|
|
|
|
|
|
|
|
#define TFD_MAX_PAYLOAD_SIZE (sizeof(struct il_device_cmd))
|
|
|
|
|
|
|
|
struct il_host_cmd {
|
|
|
|
const void *data;
|
|
|
|
unsigned long reply_page;
|
2011-11-15 13:51:01 +00:00
|
|
|
void (*callback) (struct il_priv *il, struct il_device_cmd *cmd,
|
|
|
|
struct il_rx_pkt *pkt);
|
2011-08-31 11:23:20 +00:00
|
|
|
u32 flags;
|
|
|
|
u16 len;
|
|
|
|
u8 id;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define SUP_RATE_11A_MAX_NUM_CHANNELS 8
|
|
|
|
#define SUP_RATE_11B_MAX_NUM_CHANNELS 4
|
|
|
|
#define SUP_RATE_11G_MAX_NUM_CHANNELS 12
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_rx_queue - Rx queue
|
|
|
|
* @bd: driver's pointer to buffer of receive buffer descriptors (rbd)
|
|
|
|
* @bd_dma: bus address of buffer of receive buffer descriptors (rbd)
|
|
|
|
* @read: Shared idx to newest available Rx buffer
|
|
|
|
* @write: Shared idx to oldest written Rx packet
|
|
|
|
* @free_count: Number of pre-allocated buffers in rx_free
|
|
|
|
* @rx_free: list of free SKBs for use
|
|
|
|
* @rx_used: List of Rx buffers with no SKB
|
|
|
|
* @need_update: flag to indicate we need to update read/write idx
|
|
|
|
* @rb_stts: driver's pointer to receive buffer status
|
|
|
|
* @rb_stts_dma: bus address of receive buffer status
|
|
|
|
*
|
|
|
|
* NOTE: rx_free and rx_used are used as a FIFO for il_rx_bufs
|
|
|
|
*/
|
|
|
|
struct il_rx_queue {
|
|
|
|
__le32 *bd;
|
|
|
|
dma_addr_t bd_dma;
|
|
|
|
struct il_rx_buf pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS];
|
|
|
|
struct il_rx_buf *queue[RX_QUEUE_SIZE];
|
|
|
|
u32 read;
|
|
|
|
u32 write;
|
|
|
|
u32 free_count;
|
|
|
|
u32 write_actual;
|
|
|
|
struct list_head rx_free;
|
|
|
|
struct list_head rx_used;
|
|
|
|
int need_update;
|
|
|
|
struct il_rb_status *rb_stts;
|
|
|
|
dma_addr_t rb_stts_dma;
|
|
|
|
spinlock_t lock;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define IL_SUPPORTED_RATES_IE_LEN 8
|
|
|
|
|
|
|
|
#define MAX_TID_COUNT 9
|
|
|
|
|
|
|
|
#define IL_INVALID_RATE 0xFF
|
|
|
|
#define IL_INVALID_VALUE -1
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_ht_agg -- aggregation status while waiting for block-ack
|
|
|
|
* @txq_id: Tx queue used for Tx attempt
|
|
|
|
* @frame_count: # frames attempted by Tx command
|
|
|
|
* @wait_for_ba: Expect block-ack before next Tx reply
|
|
|
|
* @start_idx: Index of 1st Transmit Frame Descriptor (TFD) in Tx win
|
|
|
|
* @bitmap0: Low order bitmap, one bit for each frame pending ACK in Tx win
|
|
|
|
* @bitmap1: High order, one bit for each frame pending ACK in Tx win
|
|
|
|
* @rate_n_flags: Rate at which Tx was attempted
|
|
|
|
*
|
|
|
|
* If C_TX indicates that aggregation was attempted, driver must wait
|
|
|
|
* for block ack (N_COMPRESSED_BA). This struct stores tx reply info
|
|
|
|
* until block ack arrives.
|
|
|
|
*/
|
|
|
|
struct il_ht_agg {
|
|
|
|
u16 txq_id;
|
|
|
|
u16 frame_count;
|
|
|
|
u16 wait_for_ba;
|
|
|
|
u16 start_idx;
|
|
|
|
u64 bitmap;
|
|
|
|
u32 rate_n_flags;
|
|
|
|
#define IL_AGG_OFF 0
|
|
|
|
#define IL_AGG_ON 1
|
|
|
|
#define IL_EMPTYING_HW_QUEUE_ADDBA 2
|
|
|
|
#define IL_EMPTYING_HW_QUEUE_DELBA 3
|
|
|
|
u8 state;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct il_tid_data {
|
2011-11-15 13:45:59 +00:00
|
|
|
u16 seq_number; /* 4965 only */
|
2011-08-31 11:23:20 +00:00
|
|
|
u16 tfds_in_queue;
|
|
|
|
struct il_ht_agg agg;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct il_hw_key {
|
|
|
|
u32 cipher;
|
|
|
|
int keylen;
|
|
|
|
u8 keyidx;
|
|
|
|
u8 key[32];
|
|
|
|
};
|
|
|
|
|
|
|
|
union il_ht_rate_supp {
|
|
|
|
u16 rates;
|
|
|
|
struct {
|
|
|
|
u8 siso_rate;
|
|
|
|
u8 mimo_rate;
|
|
|
|
};
|
|
|
|
};
|
|
|
|
|
|
|
|
#define CFG_HT_RX_AMPDU_FACTOR_8K (0x0)
|
|
|
|
#define CFG_HT_RX_AMPDU_FACTOR_16K (0x1)
|
|
|
|
#define CFG_HT_RX_AMPDU_FACTOR_32K (0x2)
|
|
|
|
#define CFG_HT_RX_AMPDU_FACTOR_64K (0x3)
|
|
|
|
#define CFG_HT_RX_AMPDU_FACTOR_DEF CFG_HT_RX_AMPDU_FACTOR_64K
|
|
|
|
#define CFG_HT_RX_AMPDU_FACTOR_MAX CFG_HT_RX_AMPDU_FACTOR_64K
|
|
|
|
#define CFG_HT_RX_AMPDU_FACTOR_MIN CFG_HT_RX_AMPDU_FACTOR_8K
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Maximal MPDU density for TX aggregation
|
|
|
|
* 4 - 2us density
|
|
|
|
* 5 - 4us density
|
|
|
|
* 6 - 8us density
|
|
|
|
* 7 - 16us density
|
|
|
|
*/
|
|
|
|
#define CFG_HT_MPDU_DENSITY_2USEC (0x4)
|
|
|
|
#define CFG_HT_MPDU_DENSITY_4USEC (0x5)
|
|
|
|
#define CFG_HT_MPDU_DENSITY_8USEC (0x6)
|
|
|
|
#define CFG_HT_MPDU_DENSITY_16USEC (0x7)
|
|
|
|
#define CFG_HT_MPDU_DENSITY_DEF CFG_HT_MPDU_DENSITY_4USEC
|
|
|
|
#define CFG_HT_MPDU_DENSITY_MAX CFG_HT_MPDU_DENSITY_16USEC
|
|
|
|
#define CFG_HT_MPDU_DENSITY_MIN (0x1)
|
|
|
|
|
|
|
|
struct il_ht_config {
|
|
|
|
bool single_chain_sufficient;
|
2011-11-15 13:45:59 +00:00
|
|
|
enum ieee80211_smps_mode smps; /* current smps mode */
|
2011-08-31 11:23:20 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
/* QoS structures */
|
|
|
|
struct il_qos_info {
|
|
|
|
int qos_active;
|
|
|
|
struct il_qosparam_cmd def_qos_parm;
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Structure should be accessed with sta_lock held. When station addition
|
|
|
|
* is in progress (IL_STA_UCODE_INPROGRESS) it is possible to access only
|
|
|
|
* the commands (il_addsta_cmd and il_link_quality_cmd) without
|
|
|
|
* sta_lock held.
|
|
|
|
*/
|
|
|
|
struct il_station_entry {
|
|
|
|
struct il_addsta_cmd sta;
|
|
|
|
struct il_tid_data tid[MAX_TID_COUNT];
|
2012-02-03 16:31:46 +00:00
|
|
|
u8 used;
|
2011-08-31 11:23:20 +00:00
|
|
|
struct il_hw_key keyinfo;
|
|
|
|
struct il_link_quality_cmd *lq;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct il_station_priv_common {
|
|
|
|
u8 sta_id;
|
|
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_vif_priv - driver's ilate per-interface information
|
|
|
|
*
|
|
|
|
* When mac80211 allocates a virtual interface, it can allocate
|
|
|
|
* space for us to put data into.
|
|
|
|
*/
|
|
|
|
struct il_vif_priv {
|
|
|
|
u8 ibss_bssid_sta_id;
|
|
|
|
};
|
|
|
|
|
|
|
|
/* one for each uCode image (inst/data, boot/init/runtime) */
|
|
|
|
struct fw_desc {
|
|
|
|
void *v_addr; /* access by driver */
|
|
|
|
dma_addr_t p_addr; /* access by card's busmaster DMA */
|
|
|
|
u32 len; /* bytes */
|
|
|
|
};
|
|
|
|
|
|
|
|
/* uCode file layout */
|
|
|
|
struct il_ucode_header {
|
2011-11-15 13:45:59 +00:00
|
|
|
__le32 ver; /* major/minor/API/serial */
|
2011-08-31 11:23:20 +00:00
|
|
|
struct {
|
|
|
|
__le32 inst_size; /* bytes of runtime code */
|
|
|
|
__le32 data_size; /* bytes of runtime data */
|
|
|
|
__le32 init_size; /* bytes of init code */
|
|
|
|
__le32 init_data_size; /* bytes of init data */
|
|
|
|
__le32 boot_size; /* bytes of bootstrap code */
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 data[0]; /* in same order as sizes */
|
2011-08-31 11:23:20 +00:00
|
|
|
} v1;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct il4965_ibss_seq {
|
|
|
|
u8 mac[ETH_ALEN];
|
|
|
|
u16 seq_num;
|
|
|
|
u16 frag_num;
|
|
|
|
unsigned long packet_time;
|
|
|
|
struct list_head list;
|
|
|
|
};
|
|
|
|
|
|
|
|
struct il_sensitivity_ranges {
|
|
|
|
u16 min_nrg_cck;
|
|
|
|
u16 max_nrg_cck;
|
|
|
|
|
|
|
|
u16 nrg_th_cck;
|
|
|
|
u16 nrg_th_ofdm;
|
|
|
|
|
|
|
|
u16 auto_corr_min_ofdm;
|
|
|
|
u16 auto_corr_min_ofdm_mrc;
|
|
|
|
u16 auto_corr_min_ofdm_x1;
|
|
|
|
u16 auto_corr_min_ofdm_mrc_x1;
|
|
|
|
|
|
|
|
u16 auto_corr_max_ofdm;
|
|
|
|
u16 auto_corr_max_ofdm_mrc;
|
|
|
|
u16 auto_corr_max_ofdm_x1;
|
|
|
|
u16 auto_corr_max_ofdm_mrc_x1;
|
|
|
|
|
|
|
|
u16 auto_corr_max_cck;
|
|
|
|
u16 auto_corr_max_cck_mrc;
|
|
|
|
u16 auto_corr_min_cck;
|
|
|
|
u16 auto_corr_min_cck_mrc;
|
|
|
|
|
|
|
|
u16 barker_corr_th_min;
|
|
|
|
u16 barker_corr_th_min_mrc;
|
|
|
|
u16 nrg_th_cca;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define KELVIN_TO_CELSIUS(x) ((x)-273)
|
|
|
|
#define CELSIUS_TO_KELVIN(x) ((x)+273)
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_hw_params
|
2012-02-03 16:31:44 +00:00
|
|
|
* @bcast_id: f/w broadcast station ID
|
2011-08-31 11:23:20 +00:00
|
|
|
* @max_txq_num: Max # Tx queues supported
|
|
|
|
* @dma_chnl_num: Number of Tx DMA/FIFO channels
|
|
|
|
* @scd_bc_tbls_size: size of scheduler byte count tables
|
|
|
|
* @tfd_size: TFD size
|
|
|
|
* @tx/rx_chains_num: Number of TX/RX chains
|
|
|
|
* @valid_tx/rx_ant: usable antennas
|
|
|
|
* @max_rxq_size: Max # Rx frames in Rx queue (must be power-of-2)
|
|
|
|
* @max_rxq_log: Log-base-2 of max_rxq_size
|
|
|
|
* @rx_page_order: Rx buffer page order
|
|
|
|
* @rx_wrt_ptr_reg: FH{39}_RSCSR_CHNL0_WPTR
|
|
|
|
* @max_stations:
|
|
|
|
* @ht40_channel: is 40MHz width possible in band 2.4
|
|
|
|
* BIT(IEEE80211_BAND_5GHZ) BIT(IEEE80211_BAND_5GHZ)
|
|
|
|
* @sw_crypto: 0 for hw, 1 for sw
|
|
|
|
* @max_xxx_size: for ucode uses
|
|
|
|
* @ct_kill_threshold: temperature threshold
|
|
|
|
* @beacon_time_tsf_bits: number of valid tsf bits for beacon time
|
|
|
|
* @struct il_sensitivity_ranges: range of sensitivity values
|
|
|
|
*/
|
|
|
|
struct il_hw_params {
|
2012-02-03 16:31:44 +00:00
|
|
|
u8 bcast_id;
|
2011-08-31 11:23:20 +00:00
|
|
|
u8 max_txq_num;
|
|
|
|
u8 dma_chnl_num;
|
|
|
|
u16 scd_bc_tbls_size;
|
|
|
|
u32 tfd_size;
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 tx_chains_num;
|
|
|
|
u8 rx_chains_num;
|
|
|
|
u8 valid_tx_ant;
|
|
|
|
u8 valid_rx_ant;
|
2011-08-31 11:23:20 +00:00
|
|
|
u16 max_rxq_size;
|
|
|
|
u16 max_rxq_log;
|
|
|
|
u32 rx_page_order;
|
|
|
|
u32 rx_wrt_ptr_reg;
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 max_stations;
|
|
|
|
u8 ht40_channel;
|
|
|
|
u8 max_beacon_itrvl; /* in 1024 ms */
|
2011-08-31 11:23:20 +00:00
|
|
|
u32 max_inst_size;
|
|
|
|
u32 max_data_size;
|
|
|
|
u32 max_bsm_size;
|
2011-11-15 13:45:59 +00:00
|
|
|
u32 ct_kill_threshold; /* value in hw-dependent units */
|
2011-08-31 11:23:20 +00:00
|
|
|
u16 beacon_time_tsf_bits;
|
|
|
|
const struct il_sensitivity_ranges *sens;
|
|
|
|
};
|
|
|
|
|
|
|
|
/******************************************************************************
|
|
|
|
*
|
|
|
|
* Functions implemented in core module which are forward declared here
|
|
|
|
* for use by iwl-[4-5].c
|
|
|
|
*
|
|
|
|
* NOTE: The implementation of these functions are not hardware specific
|
|
|
|
* which is why they are in the core module files.
|
|
|
|
*
|
|
|
|
* Naming convention --
|
|
|
|
* il_ <-- Is part of iwlwifi
|
|
|
|
* iwlXXXX_ <-- Hardware specific (implemented in iwl-XXXX.c for XXXX)
|
|
|
|
* il4965_bg_ <-- Called from work queue context
|
|
|
|
* il4965_mac_ <-- mac80211 callback
|
|
|
|
*
|
|
|
|
****************************************************************************/
|
|
|
|
extern void il4965_update_chain_flags(struct il_priv *il);
|
|
|
|
extern const u8 il_bcast_addr[ETH_ALEN];
|
|
|
|
extern int il_queue_space(const struct il_queue *q);
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_queue_used(const struct il_queue *q, int i)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
2011-11-15 13:45:59 +00:00
|
|
|
return q->write_ptr >= q->read_ptr ? (i >= q->read_ptr &&
|
|
|
|
i < q->write_ptr) : !(i <
|
|
|
|
q->read_ptr
|
|
|
|
&& i >=
|
|
|
|
q->
|
|
|
|
write_ptr);
|
2011-08-31 11:23:20 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u8
|
|
|
|
il_get_cmd_idx(struct il_queue *q, u32 idx, int is_huge)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
/*
|
|
|
|
* This is for init calibration result and scan command which
|
|
|
|
* required buffer > TFD_MAX_PAYLOAD_SIZE,
|
|
|
|
* the big buffer at end of command array
|
|
|
|
*/
|
|
|
|
if (is_huge)
|
|
|
|
return q->n_win; /* must be power of 2 */
|
|
|
|
|
|
|
|
/* Otherwise, use normal size buffers */
|
|
|
|
return idx & (q->n_win - 1);
|
|
|
|
}
|
|
|
|
|
|
|
|
struct il_dma_ptr {
|
|
|
|
dma_addr_t dma;
|
|
|
|
void *addr;
|
|
|
|
size_t size;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define IL_OPERATION_MODE_AUTO 0
|
|
|
|
#define IL_OPERATION_MODE_HT_ONLY 1
|
|
|
|
#define IL_OPERATION_MODE_MIXED 2
|
|
|
|
#define IL_OPERATION_MODE_20MHZ 3
|
|
|
|
|
|
|
|
#define IL_TX_CRC_SIZE 4
|
|
|
|
#define IL_TX_DELIMITER_SIZE 4
|
|
|
|
|
|
|
|
#define TX_POWER_IL_ILLEGAL_VOLTAGE -10000
|
|
|
|
|
|
|
|
/* Sensitivity and chain noise calibration */
|
|
|
|
#define INITIALIZATION_VALUE 0xFFFF
|
|
|
|
#define IL4965_CAL_NUM_BEACONS 20
|
|
|
|
#define IL_CAL_NUM_BEACONS 16
|
|
|
|
#define MAXIMUM_ALLOWED_PATHLOSS 15
|
|
|
|
|
|
|
|
#define CHAIN_NOISE_MAX_DELTA_GAIN_CODE 3
|
|
|
|
|
|
|
|
#define MAX_FA_OFDM 50
|
|
|
|
#define MIN_FA_OFDM 5
|
|
|
|
#define MAX_FA_CCK 50
|
|
|
|
#define MIN_FA_CCK 5
|
|
|
|
|
|
|
|
#define AUTO_CORR_STEP_OFDM 1
|
|
|
|
|
|
|
|
#define AUTO_CORR_STEP_CCK 3
|
|
|
|
#define AUTO_CORR_MAX_TH_CCK 160
|
|
|
|
|
|
|
|
#define NRG_DIFF 2
|
|
|
|
#define NRG_STEP_CCK 2
|
|
|
|
#define NRG_MARGIN 8
|
|
|
|
#define MAX_NUMBER_CCK_NO_FA 100
|
|
|
|
|
|
|
|
#define AUTO_CORR_CCK_MIN_VAL_DEF (125)
|
|
|
|
|
|
|
|
#define CHAIN_A 0
|
|
|
|
#define CHAIN_B 1
|
|
|
|
#define CHAIN_C 2
|
|
|
|
#define CHAIN_NOISE_DELTA_GAIN_INIT_VAL 4
|
|
|
|
#define ALL_BAND_FILTER 0xFF00
|
|
|
|
#define IN_BAND_FILTER 0xFF
|
|
|
|
#define MIN_AVERAGE_NOISE_MAX_VALUE 0xFFFFFFFF
|
|
|
|
|
|
|
|
#define NRG_NUM_PREV_STAT_L 20
|
|
|
|
#define NUM_RX_CHAINS 3
|
|
|
|
|
|
|
|
enum il4965_false_alarm_state {
|
|
|
|
IL_FA_TOO_MANY = 0,
|
|
|
|
IL_FA_TOO_FEW = 1,
|
|
|
|
IL_FA_GOOD_RANGE = 2,
|
|
|
|
};
|
|
|
|
|
|
|
|
enum il4965_chain_noise_state {
|
2011-11-15 13:45:59 +00:00
|
|
|
IL_CHAIN_NOISE_ALIVE = 0, /* must be 0 */
|
2011-08-31 11:23:20 +00:00
|
|
|
IL_CHAIN_NOISE_ACCUMULATE,
|
|
|
|
IL_CHAIN_NOISE_CALIBRATED,
|
|
|
|
IL_CHAIN_NOISE_DONE,
|
|
|
|
};
|
|
|
|
|
|
|
|
enum il4965_calib_enabled_state {
|
2011-11-15 13:45:59 +00:00
|
|
|
IL_CALIB_DISABLED = 0, /* must be 0 */
|
2011-08-31 11:23:20 +00:00
|
|
|
IL_CALIB_ENABLED = 1,
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* enum il_calib
|
|
|
|
* defines the order in which results of initial calibrations
|
|
|
|
* should be sent to the runtime uCode
|
|
|
|
*/
|
|
|
|
enum il_calib {
|
|
|
|
IL_CALIB_MAX,
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Opaque calibration results */
|
|
|
|
struct il_calib_result {
|
|
|
|
void *buf;
|
|
|
|
size_t buf_len;
|
|
|
|
};
|
|
|
|
|
|
|
|
enum ucode_type {
|
|
|
|
UCODE_NONE = 0,
|
|
|
|
UCODE_INIT,
|
|
|
|
UCODE_RT
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Sensitivity calib data */
|
|
|
|
struct il_sensitivity_data {
|
|
|
|
u32 auto_corr_ofdm;
|
|
|
|
u32 auto_corr_ofdm_mrc;
|
|
|
|
u32 auto_corr_ofdm_x1;
|
|
|
|
u32 auto_corr_ofdm_mrc_x1;
|
|
|
|
u32 auto_corr_cck;
|
|
|
|
u32 auto_corr_cck_mrc;
|
|
|
|
|
|
|
|
u32 last_bad_plcp_cnt_ofdm;
|
|
|
|
u32 last_fa_cnt_ofdm;
|
|
|
|
u32 last_bad_plcp_cnt_cck;
|
|
|
|
u32 last_fa_cnt_cck;
|
|
|
|
|
|
|
|
u32 nrg_curr_state;
|
|
|
|
u32 nrg_prev_state;
|
|
|
|
u32 nrg_value[10];
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 nrg_silence_rssi[NRG_NUM_PREV_STAT_L];
|
2011-08-31 11:23:20 +00:00
|
|
|
u32 nrg_silence_ref;
|
|
|
|
u32 nrg_energy_idx;
|
|
|
|
u32 nrg_silence_idx;
|
|
|
|
u32 nrg_th_cck;
|
|
|
|
s32 nrg_auto_corr_silence_diff;
|
|
|
|
u32 num_in_cck_no_fa;
|
|
|
|
u32 nrg_th_ofdm;
|
|
|
|
|
|
|
|
u16 barker_corr_th_min;
|
|
|
|
u16 barker_corr_th_min_mrc;
|
|
|
|
u16 nrg_th_cca;
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Chain noise (differential Rx gain) calib data */
|
|
|
|
struct il_chain_noise_data {
|
|
|
|
u32 active_chains;
|
|
|
|
u32 chain_noise_a;
|
|
|
|
u32 chain_noise_b;
|
|
|
|
u32 chain_noise_c;
|
|
|
|
u32 chain_signal_a;
|
|
|
|
u32 chain_signal_b;
|
|
|
|
u32 chain_signal_c;
|
|
|
|
u16 beacon_count;
|
|
|
|
u8 disconn_array[NUM_RX_CHAINS];
|
|
|
|
u8 delta_gain_code[NUM_RX_CHAINS];
|
|
|
|
u8 radio_write;
|
|
|
|
u8 state;
|
|
|
|
};
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
#define EEPROM_SEM_TIMEOUT 10 /* milliseconds */
|
2011-08-31 11:23:20 +00:00
|
|
|
#define EEPROM_SEM_RETRY_LIMIT 1000 /* number of attempts (not time) */
|
|
|
|
|
|
|
|
#define IL_TRAFFIC_ENTRIES (256)
|
|
|
|
#define IL_TRAFFIC_ENTRY_SIZE (64)
|
|
|
|
|
|
|
|
enum {
|
|
|
|
MEASUREMENT_READY = (1 << 0),
|
|
|
|
MEASUREMENT_ACTIVE = (1 << 1),
|
|
|
|
};
|
|
|
|
|
|
|
|
/* interrupt stats */
|
|
|
|
struct isr_stats {
|
|
|
|
u32 hw;
|
|
|
|
u32 sw;
|
|
|
|
u32 err_code;
|
|
|
|
u32 sch;
|
|
|
|
u32 alive;
|
|
|
|
u32 rfkill;
|
|
|
|
u32 ctkill;
|
|
|
|
u32 wakeup;
|
|
|
|
u32 rx;
|
|
|
|
u32 handlers[IL_CN_MAX];
|
|
|
|
u32 tx;
|
|
|
|
u32 unhandled;
|
|
|
|
};
|
|
|
|
|
|
|
|
/* management stats */
|
|
|
|
enum il_mgmt_stats {
|
|
|
|
MANAGEMENT_ASSOC_REQ = 0,
|
|
|
|
MANAGEMENT_ASSOC_RESP,
|
|
|
|
MANAGEMENT_REASSOC_REQ,
|
|
|
|
MANAGEMENT_REASSOC_RESP,
|
|
|
|
MANAGEMENT_PROBE_REQ,
|
|
|
|
MANAGEMENT_PROBE_RESP,
|
|
|
|
MANAGEMENT_BEACON,
|
|
|
|
MANAGEMENT_ATIM,
|
|
|
|
MANAGEMENT_DISASSOC,
|
|
|
|
MANAGEMENT_AUTH,
|
|
|
|
MANAGEMENT_DEAUTH,
|
|
|
|
MANAGEMENT_ACTION,
|
|
|
|
MANAGEMENT_MAX,
|
|
|
|
};
|
|
|
|
/* control stats */
|
|
|
|
enum il_ctrl_stats {
|
2011-11-15 13:45:59 +00:00
|
|
|
CONTROL_BACK_REQ = 0,
|
2011-08-31 11:23:20 +00:00
|
|
|
CONTROL_BACK,
|
|
|
|
CONTROL_PSPOLL,
|
|
|
|
CONTROL_RTS,
|
|
|
|
CONTROL_CTS,
|
|
|
|
CONTROL_ACK,
|
|
|
|
CONTROL_CFEND,
|
|
|
|
CONTROL_CFENDACK,
|
|
|
|
CONTROL_MAX,
|
|
|
|
};
|
|
|
|
|
|
|
|
struct traffic_stats {
|
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUGFS
|
|
|
|
u32 mgmt[MANAGEMENT_MAX];
|
|
|
|
u32 ctrl[CONTROL_MAX];
|
|
|
|
u32 data_cnt;
|
|
|
|
u64 data_bytes;
|
|
|
|
#endif
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* host interrupt timeout value
|
|
|
|
* used with setting interrupt coalescing timer
|
|
|
|
* the CSR_INT_COALESCING is an 8 bit register in 32-usec unit
|
|
|
|
*
|
|
|
|
* default interrupt coalescing timer is 64 x 32 = 2048 usecs
|
|
|
|
* default interrupt coalescing calibration timer is 16 x 32 = 512 usecs
|
|
|
|
*/
|
|
|
|
#define IL_HOST_INT_TIMEOUT_MAX (0xFF)
|
|
|
|
#define IL_HOST_INT_TIMEOUT_DEF (0x40)
|
|
|
|
#define IL_HOST_INT_TIMEOUT_MIN (0x0)
|
|
|
|
#define IL_HOST_INT_CALIB_TIMEOUT_MAX (0xFF)
|
|
|
|
#define IL_HOST_INT_CALIB_TIMEOUT_DEF (0x10)
|
|
|
|
#define IL_HOST_INT_CALIB_TIMEOUT_MIN (0x0)
|
|
|
|
|
|
|
|
#define IL_DELAY_NEXT_FORCE_FW_RELOAD (HZ*5)
|
|
|
|
|
|
|
|
/* TX queue watchdog timeouts in mSecs */
|
|
|
|
#define IL_DEF_WD_TIMEOUT (2000)
|
|
|
|
#define IL_LONG_WD_TIMEOUT (10000)
|
|
|
|
#define IL_MAX_WD_TIMEOUT (120000)
|
|
|
|
|
|
|
|
struct il_force_reset {
|
|
|
|
int reset_request_count;
|
|
|
|
int reset_success_count;
|
|
|
|
int reset_reject_count;
|
|
|
|
unsigned long reset_duration;
|
|
|
|
unsigned long last_force_reset_jiffies;
|
|
|
|
};
|
|
|
|
|
|
|
|
/* extend beacon time format bit shifting */
|
|
|
|
/*
|
|
|
|
* for _3945 devices
|
|
|
|
* bits 31:24 - extended
|
|
|
|
* bits 23:0 - interval
|
|
|
|
*/
|
|
|
|
#define IL3945_EXT_BEACON_TIME_POS 24
|
|
|
|
/*
|
|
|
|
* for _4965 devices
|
|
|
|
* bits 31:22 - extended
|
|
|
|
* bits 21:0 - interval
|
|
|
|
*/
|
|
|
|
#define IL4965_EXT_BEACON_TIME_POS 22
|
|
|
|
|
|
|
|
struct il_rxon_context {
|
|
|
|
struct ieee80211_vif *vif;
|
|
|
|
};
|
|
|
|
|
2011-08-31 11:53:04 +00:00
|
|
|
struct il_power_mgr {
|
|
|
|
struct il_powertable_cmd sleep_cmd;
|
|
|
|
struct il_powertable_cmd sleep_cmd_next;
|
|
|
|
int debug_sleep_level_override;
|
|
|
|
bool pci_pm;
|
|
|
|
};
|
|
|
|
|
2011-08-31 11:23:20 +00:00
|
|
|
struct il_priv {
|
|
|
|
struct ieee80211_hw *hw;
|
|
|
|
struct ieee80211_channel *ieee_channels;
|
|
|
|
struct ieee80211_rate *ieee_rates;
|
2012-02-13 10:23:14 +00:00
|
|
|
|
2011-08-31 11:23:20 +00:00
|
|
|
struct il_cfg *cfg;
|
2012-02-03 16:31:58 +00:00
|
|
|
const struct il_ops *ops;
|
2012-02-13 10:23:14 +00:00
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUGFS
|
|
|
|
const struct il_debugfs_ops *debugfs_ops;
|
|
|
|
#endif
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
/* temporary frame storage list */
|
|
|
|
struct list_head free_frames;
|
|
|
|
int frames_count;
|
|
|
|
|
|
|
|
enum ieee80211_band band;
|
|
|
|
int alloc_rxb_page;
|
|
|
|
|
2011-11-15 13:51:01 +00:00
|
|
|
void (*handlers[IL_CN_MAX]) (struct il_priv *il,
|
|
|
|
struct il_rx_buf *rxb);
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
|
|
|
|
|
|
|
|
/* spectrum measurement report caching */
|
|
|
|
struct il_spectrum_notification measure_report;
|
|
|
|
u8 measurement_status;
|
|
|
|
|
|
|
|
/* ucode beacon time */
|
|
|
|
u32 ucode_beacon_time;
|
|
|
|
int missed_beacon_threshold;
|
|
|
|
|
|
|
|
/* track IBSS manager (last beacon) status */
|
|
|
|
u32 ibss_manager;
|
|
|
|
|
|
|
|
/* force reset */
|
|
|
|
struct il_force_reset force_reset;
|
|
|
|
|
|
|
|
/* we allocate array of il_channel_info for NIC's valid channels.
|
|
|
|
* Access via channel # using indirect idx array */
|
|
|
|
struct il_channel_info *channel_info; /* channel info array */
|
|
|
|
u8 channel_count; /* # of channels */
|
|
|
|
|
|
|
|
/* thermal calibration */
|
|
|
|
s32 temperature; /* degrees Kelvin */
|
|
|
|
s32 last_temperature;
|
|
|
|
|
|
|
|
/* init calibration results */
|
|
|
|
struct il_calib_result calib_results[IL_CALIB_MAX];
|
|
|
|
|
|
|
|
/* Scan related variables */
|
|
|
|
unsigned long scan_start;
|
|
|
|
unsigned long scan_start_tsf;
|
|
|
|
void *scan_cmd;
|
|
|
|
enum ieee80211_band scan_band;
|
|
|
|
struct cfg80211_scan_request *scan_request;
|
|
|
|
struct ieee80211_vif *scan_vif;
|
|
|
|
u8 scan_tx_ant[IEEE80211_NUM_BANDS];
|
|
|
|
u8 mgmt_tx_ant;
|
|
|
|
|
|
|
|
/* spinlock */
|
|
|
|
spinlock_t lock; /* protect general shared data */
|
|
|
|
spinlock_t hcmd_lock; /* protect hcmd */
|
|
|
|
spinlock_t reg_lock; /* protect hw register access */
|
|
|
|
struct mutex mutex;
|
|
|
|
|
|
|
|
/* basic pci-network driver stuff */
|
|
|
|
struct pci_dev *pci_dev;
|
|
|
|
|
|
|
|
/* pci hardware address support */
|
|
|
|
void __iomem *hw_base;
|
2011-11-15 13:45:59 +00:00
|
|
|
u32 hw_rev;
|
|
|
|
u32 hw_wa_rev;
|
|
|
|
u8 rev_id;
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
/* command queue number */
|
|
|
|
u8 cmd_queue;
|
|
|
|
|
|
|
|
/* max number of station keys */
|
|
|
|
u8 sta_key_max_num;
|
|
|
|
|
|
|
|
/* EEPROM MAC addresses */
|
|
|
|
struct mac_address addresses[1];
|
|
|
|
|
|
|
|
/* uCode images, save to reload in case of failure */
|
2011-11-15 13:45:59 +00:00
|
|
|
int fw_idx; /* firmware we're trying to load */
|
|
|
|
u32 ucode_ver; /* version of ucode, copy of
|
|
|
|
il_ucode.ver */
|
2011-08-31 11:23:20 +00:00
|
|
|
struct fw_desc ucode_code; /* runtime inst */
|
|
|
|
struct fw_desc ucode_data; /* runtime data original */
|
|
|
|
struct fw_desc ucode_data_backup; /* runtime data save/restore */
|
|
|
|
struct fw_desc ucode_init; /* initialization inst */
|
|
|
|
struct fw_desc ucode_init_data; /* initialization data */
|
|
|
|
struct fw_desc ucode_boot; /* bootstrap inst */
|
|
|
|
enum ucode_type ucode_type;
|
|
|
|
u8 ucode_write_complete; /* the image write is complete */
|
|
|
|
char firmware_name[25];
|
|
|
|
|
2012-02-03 16:31:57 +00:00
|
|
|
struct ieee80211_vif *vif;
|
2011-08-31 11:23:20 +00:00
|
|
|
|
2012-02-03 16:31:51 +00:00
|
|
|
struct il_qos_info qos_data;
|
|
|
|
|
2012-02-03 16:31:52 +00:00
|
|
|
struct {
|
|
|
|
bool enabled;
|
|
|
|
bool is_40mhz;
|
|
|
|
bool non_gf_sta_present;
|
|
|
|
u8 protection;
|
|
|
|
u8 extension_chan_offset;
|
|
|
|
} ht;
|
|
|
|
|
2012-02-03 16:31:37 +00:00
|
|
|
/*
|
|
|
|
* We declare this const so it can only be
|
|
|
|
* changed via explicit cast within the
|
|
|
|
* routines that actually update the physical
|
|
|
|
* hardware.
|
|
|
|
*/
|
|
|
|
const struct il_rxon_cmd active;
|
|
|
|
struct il_rxon_cmd staging;
|
|
|
|
|
|
|
|
struct il_rxon_time_cmd timing;
|
|
|
|
|
2011-08-31 11:23:20 +00:00
|
|
|
__le16 switch_channel;
|
|
|
|
|
|
|
|
/* 1st responses from initialize and runtime uCode images.
|
|
|
|
* _4965's initialize alive response contains some calibration data. */
|
|
|
|
struct il_init_alive_resp card_alive_init;
|
|
|
|
struct il_alive_resp card_alive;
|
|
|
|
|
|
|
|
u16 active_rate;
|
|
|
|
|
|
|
|
u8 start_calib;
|
|
|
|
struct il_sensitivity_data sensitivity_data;
|
|
|
|
struct il_chain_noise_data chain_noise_data;
|
|
|
|
__le16 sensitivity_tbl[HD_TBL_SIZE];
|
|
|
|
|
|
|
|
struct il_ht_config current_ht_config;
|
|
|
|
|
|
|
|
/* Rate scaling data */
|
|
|
|
u8 retry_rate;
|
|
|
|
|
|
|
|
wait_queue_head_t wait_command_queue;
|
|
|
|
|
|
|
|
int activity_timer_active;
|
|
|
|
|
|
|
|
/* Rx and Tx DMA processing queues */
|
|
|
|
struct il_rx_queue rxq;
|
|
|
|
struct il_tx_queue *txq;
|
|
|
|
unsigned long txq_ctx_active_msk;
|
2011-11-15 13:45:59 +00:00
|
|
|
struct il_dma_ptr kw; /* keep warm address */
|
|
|
|
struct il_dma_ptr scd_bc_tbls;
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
u32 scd_base_addr; /* scheduler sram base address */
|
|
|
|
|
|
|
|
unsigned long status;
|
|
|
|
|
|
|
|
/* counts mgmt, ctl, and data packets */
|
|
|
|
struct traffic_stats tx_stats;
|
|
|
|
struct traffic_stats rx_stats;
|
|
|
|
|
|
|
|
/* counts interrupts */
|
|
|
|
struct isr_stats isr_stats;
|
|
|
|
|
|
|
|
struct il_power_mgr power_data;
|
|
|
|
|
|
|
|
/* context information */
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 bssid[ETH_ALEN]; /* used only on 3945 but filled by core */
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
/* station table variables */
|
|
|
|
|
|
|
|
/* Note: if lock and sta_lock are needed, lock must be acquired first */
|
|
|
|
spinlock_t sta_lock;
|
|
|
|
int num_stations;
|
|
|
|
struct il_station_entry stations[IL_STATION_COUNT];
|
|
|
|
unsigned long ucode_key_table;
|
|
|
|
|
|
|
|
/* queue refcounts */
|
|
|
|
#define IL_MAX_HW_QUEUES 32
|
|
|
|
unsigned long queue_stopped[BITS_TO_LONGS(IL_MAX_HW_QUEUES)];
|
|
|
|
/* for each AC */
|
|
|
|
atomic_t queue_stop_count[4];
|
|
|
|
|
|
|
|
/* Indication if ieee80211_ops->open has been called */
|
|
|
|
u8 is_open;
|
|
|
|
|
|
|
|
u8 mac80211_registered;
|
|
|
|
|
|
|
|
/* eeprom -- this is in the card's little endian byte order */
|
|
|
|
u8 *eeprom;
|
|
|
|
struct il_eeprom_calib_info *calib_info;
|
|
|
|
|
|
|
|
enum nl80211_iftype iw_mode;
|
|
|
|
|
|
|
|
/* Last Rx'd beacon timestamp */
|
|
|
|
u64 timestamp;
|
|
|
|
|
|
|
|
union {
|
|
|
|
#if defined(CONFIG_IWL3945) || defined(CONFIG_IWL3945_MODULE)
|
|
|
|
struct {
|
|
|
|
void *shared_virt;
|
|
|
|
dma_addr_t shared_phys;
|
|
|
|
|
|
|
|
struct delayed_work thermal_periodic;
|
|
|
|
struct delayed_work rfkill_poll;
|
|
|
|
|
|
|
|
struct il3945_notif_stats stats;
|
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUGFS
|
|
|
|
struct il3945_notif_stats accum_stats;
|
|
|
|
struct il3945_notif_stats delta_stats;
|
|
|
|
struct il3945_notif_stats max_delta;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
u32 sta_supp_rates;
|
|
|
|
int last_rx_rssi; /* From Rx packet stats */
|
|
|
|
|
|
|
|
/* Rx'd packet timing information */
|
|
|
|
u32 last_beacon_time;
|
|
|
|
u64 last_tsf;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* each calibration channel group in the
|
|
|
|
* EEPROM has a derived clip setting for
|
|
|
|
* each rate.
|
|
|
|
*/
|
|
|
|
const struct il3945_clip_group clip_groups[5];
|
|
|
|
|
|
|
|
} _3945;
|
|
|
|
#endif
|
|
|
|
#if defined(CONFIG_IWL4965) || defined(CONFIG_IWL4965_MODULE)
|
|
|
|
struct {
|
|
|
|
struct il_rx_phy_res last_phy_res;
|
|
|
|
bool last_phy_res_valid;
|
|
|
|
|
|
|
|
struct completion firmware_loading_complete;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* chain noise reset and gain commands are the
|
|
|
|
* two extra calibration commands follows the standard
|
|
|
|
* phy calibration commands
|
|
|
|
*/
|
|
|
|
u8 phy_calib_chain_noise_reset_cmd;
|
|
|
|
u8 phy_calib_chain_noise_gain_cmd;
|
|
|
|
|
2012-02-03 16:31:48 +00:00
|
|
|
u8 key_mapping_keys;
|
|
|
|
struct il_wep_key wep_keys[WEP_KEYS_MAX];
|
|
|
|
|
2011-08-31 11:23:20 +00:00
|
|
|
struct il_notif_stats stats;
|
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUGFS
|
|
|
|
struct il_notif_stats accum_stats;
|
|
|
|
struct il_notif_stats delta_stats;
|
|
|
|
struct il_notif_stats max_delta;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
} _4965;
|
|
|
|
#endif
|
|
|
|
};
|
|
|
|
|
|
|
|
struct il_hw_params hw_params;
|
|
|
|
|
|
|
|
u32 inta_mask;
|
|
|
|
|
|
|
|
struct workqueue_struct *workqueue;
|
|
|
|
|
|
|
|
struct work_struct restart;
|
|
|
|
struct work_struct scan_completed;
|
|
|
|
struct work_struct rx_replenish;
|
|
|
|
struct work_struct abort_scan;
|
|
|
|
|
2012-02-03 16:31:57 +00:00
|
|
|
bool beacon_enabled;
|
2011-08-31 11:23:20 +00:00
|
|
|
struct sk_buff *beacon_skb;
|
|
|
|
|
|
|
|
struct work_struct tx_flush;
|
|
|
|
|
|
|
|
struct tasklet_struct irq_tasklet;
|
|
|
|
|
|
|
|
struct delayed_work init_alive_start;
|
|
|
|
struct delayed_work alive_start;
|
|
|
|
struct delayed_work scan_check;
|
|
|
|
|
|
|
|
/* TX Power */
|
|
|
|
s8 tx_power_user_lmt;
|
|
|
|
s8 tx_power_device_lmt;
|
|
|
|
s8 tx_power_next;
|
|
|
|
|
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUG
|
|
|
|
/* debugging info */
|
2011-11-15 13:45:59 +00:00
|
|
|
u32 debug_level; /* per device debugging will override global
|
|
|
|
il_debug_level if set */
|
|
|
|
#endif /* CONFIG_IWLEGACY_DEBUG */
|
2011-08-31 11:23:20 +00:00
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUGFS
|
|
|
|
/* debugfs */
|
|
|
|
u16 tx_traffic_idx;
|
|
|
|
u16 rx_traffic_idx;
|
|
|
|
u8 *tx_traffic;
|
|
|
|
u8 *rx_traffic;
|
|
|
|
struct dentry *debugfs_dir;
|
|
|
|
u32 dbgfs_sram_offset, dbgfs_sram_len;
|
|
|
|
bool disable_ht40;
|
2011-11-15 13:45:59 +00:00
|
|
|
#endif /* CONFIG_IWLEGACY_DEBUGFS */
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
struct work_struct txpower_work;
|
|
|
|
u32 disable_sens_cal;
|
|
|
|
u32 disable_chain_noise_cal;
|
|
|
|
u32 disable_tx_power_cal;
|
|
|
|
struct work_struct run_time_calib_work;
|
|
|
|
struct timer_list stats_periodic;
|
|
|
|
struct timer_list watchdog;
|
|
|
|
bool hw_ready;
|
|
|
|
|
|
|
|
struct led_classdev led;
|
|
|
|
unsigned long blink_on, blink_off;
|
|
|
|
bool led_registered;
|
2011-11-15 13:45:59 +00:00
|
|
|
}; /*il_priv */
|
2011-08-31 11:23:20 +00:00
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_txq_ctx_activate(struct il_priv *il, int txq_id)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
set_bit(txq_id, &il->txq_ctx_active_msk);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_txq_ctx_deactivate(struct il_priv *il, int txq_id)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
clear_bit(txq_id, &il->txq_ctx_active_msk);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_associated(struct il_priv *il)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
2012-02-03 16:31:37 +00:00
|
|
|
return (il->active.filter_flags & RXON_FILTER_ASSOC_MSK) ? 1 : 0;
|
2011-08-31 11:23:20 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_any_associated(struct il_priv *il)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
return il_is_associated(il);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_channel_valid(const struct il_channel_info *ch_info)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
if (ch_info == NULL)
|
|
|
|
return 0;
|
|
|
|
return (ch_info->flags & EEPROM_CHANNEL_VALID) ? 1 : 0;
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_channel_radar(const struct il_channel_info *ch_info)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
return (ch_info->flags & EEPROM_CHANNEL_RADAR) ? 1 : 0;
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u8
|
|
|
|
il_is_channel_a_band(const struct il_channel_info *ch_info)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
return ch_info->band == IEEE80211_BAND_5GHZ;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline int
|
|
|
|
il_is_channel_passive(const struct il_channel_info *ch)
|
|
|
|
{
|
|
|
|
return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline int
|
|
|
|
il_is_channel_ibss(const struct il_channel_info *ch)
|
|
|
|
{
|
|
|
|
return (ch->flags & EEPROM_CHANNEL_IBSS) ? 1 : 0;
|
|
|
|
}
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-08-31 11:23:20 +00:00
|
|
|
static inline void
|
|
|
|
__il_free_pages(struct il_priv *il, struct page *page)
|
|
|
|
{
|
|
|
|
__free_pages(page, il->hw_params.rx_page_order);
|
|
|
|
il->alloc_rxb_page--;
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_free_pages(struct il_priv *il, unsigned long page)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
free_pages(page, il->hw_params.rx_page_order);
|
|
|
|
il->alloc_rxb_page--;
|
|
|
|
}
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
#define IWLWIFI_VERSION "in-tree:"
|
|
|
|
#define DRV_COPYRIGHT "Copyright(c) 2003-2011 Intel Corporation"
|
|
|
|
#define DRV_AUTHOR "<ilw@linux.intel.com>"
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
#define IL_PCI_DEVICE(dev, subdev, cfg) \
|
2011-02-21 19:27:26 +00:00
|
|
|
.vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \
|
|
|
|
.subvendor = PCI_ANY_ID, .subdevice = (subdev), \
|
|
|
|
.driver_data = (kernel_ulong_t)&(cfg)
|
|
|
|
|
|
|
|
#define TIME_UNIT 1024
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
#define IL_SKU_G 0x1
|
|
|
|
#define IL_SKU_A 0x2
|
|
|
|
#define IL_SKU_N 0x8
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
#define IL_CMD(x) case x: return #x
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-08-31 11:23:20 +00:00
|
|
|
/* Size of one Rx buffer in host DRAM */
|
2011-11-15 13:45:59 +00:00
|
|
|
#define IL_RX_BUF_SIZE_3K (3 * 1000) /* 3945 only */
|
2011-08-31 11:23:20 +00:00
|
|
|
#define IL_RX_BUF_SIZE_4K (4 * 1024)
|
|
|
|
#define IL_RX_BUF_SIZE_8K (8 * 1024)
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_hcmd_ops {
|
2012-02-03 16:31:57 +00:00
|
|
|
int (*rxon_assoc) (struct il_priv *il);
|
|
|
|
int (*commit_rxon) (struct il_priv *il);
|
|
|
|
void (*set_rxon_chain) (struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_hcmd_utils_ops {
|
2011-11-15 13:45:59 +00:00
|
|
|
u16(*get_hcmd_size) (u8 cmd_id, u16 len);
|
2011-11-15 13:51:01 +00:00
|
|
|
u16(*build_addsta_hcmd) (const struct il_addsta_cmd *cmd, u8 *data);
|
|
|
|
int (*request_scan) (struct il_priv *il, struct ieee80211_vif *vif);
|
|
|
|
void (*post_scan) (struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_apm_ops {
|
2011-11-15 13:51:01 +00:00
|
|
|
int (*init) (struct il_priv *il);
|
|
|
|
void (*config) (struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
2011-09-07 00:11:35 +00:00
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUGFS
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_debugfs_ops {
|
2011-11-15 13:51:01 +00:00
|
|
|
ssize_t(*rx_stats_read) (struct file *file, char __user *user_buf,
|
|
|
|
size_t count, loff_t *ppos);
|
|
|
|
ssize_t(*tx_stats_read) (struct file *file, char __user *user_buf,
|
|
|
|
size_t count, loff_t *ppos);
|
|
|
|
ssize_t(*general_stats_read) (struct file *file,
|
|
|
|
char __user *user_buf, size_t count,
|
|
|
|
loff_t *ppos);
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
2011-09-07 00:11:35 +00:00
|
|
|
#endif
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_lib_ops {
|
2011-02-21 19:27:26 +00:00
|
|
|
/* Handling TX */
|
2011-11-15 13:51:01 +00:00
|
|
|
void (*txq_update_byte_cnt_tbl) (struct il_priv *il,
|
|
|
|
struct il_tx_queue *txq,
|
2011-11-15 13:45:59 +00:00
|
|
|
u16 byte_cnt);
|
2011-11-15 13:51:01 +00:00
|
|
|
int (*txq_attach_buf_to_tfd) (struct il_priv *il,
|
|
|
|
struct il_tx_queue *txq, dma_addr_t addr,
|
2011-11-15 13:45:59 +00:00
|
|
|
u16 len, u8 reset, u8 pad);
|
2011-11-15 13:51:01 +00:00
|
|
|
void (*txq_free_tfd) (struct il_priv *il, struct il_tx_queue *txq);
|
|
|
|
int (*txq_init) (struct il_priv *il, struct il_tx_queue *txq);
|
2011-02-21 19:27:26 +00:00
|
|
|
/* alive notification after init uCode load */
|
2011-11-15 13:51:01 +00:00
|
|
|
void (*init_alive_start) (struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
/* check validity of rtc data address */
|
2011-11-15 13:45:59 +00:00
|
|
|
int (*is_valid_rtc_data_addr) (u32 addr);
|
2011-02-21 19:27:26 +00:00
|
|
|
/* 1st ucode load */
|
2011-11-15 13:51:01 +00:00
|
|
|
int (*load_ucode) (struct il_priv *il);
|
2011-06-08 13:28:27 +00:00
|
|
|
|
2011-11-15 13:51:01 +00:00
|
|
|
void (*dump_nic_error_log) (struct il_priv *il);
|
|
|
|
int (*dump_fh) (struct il_priv *il, char **buf, bool display);
|
|
|
|
int (*set_channel_switch) (struct il_priv *il,
|
|
|
|
struct ieee80211_channel_switch *ch_switch);
|
2011-02-21 19:27:26 +00:00
|
|
|
/* power management */
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_apm_ops apm_ops;
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/* power */
|
2011-11-15 13:51:01 +00:00
|
|
|
int (*send_tx_power) (struct il_priv *il);
|
|
|
|
void (*update_chain_flags) (struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-08-31 12:04:45 +00:00
|
|
|
/* eeprom operations */
|
2012-02-13 10:23:16 +00:00
|
|
|
int (*eeprom_acquire_semaphore) (struct il_priv *il);
|
|
|
|
void (*eeprom_release_semaphore) (struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_led_ops {
|
2011-11-15 13:51:01 +00:00
|
|
|
int (*cmd) (struct il_priv *il, struct il_led_cmd *led_cmd);
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_legacy_ops {
|
2011-11-15 13:51:01 +00:00
|
|
|
void (*post_associate) (struct il_priv *il);
|
|
|
|
void (*config_ap) (struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
/* station management */
|
2011-11-15 13:51:01 +00:00
|
|
|
int (*update_bcast_stations) (struct il_priv *il);
|
|
|
|
int (*manage_ibss_station) (struct il_priv *il,
|
|
|
|
struct ieee80211_vif *vif, bool add);
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_ops {
|
|
|
|
const struct il_lib_ops *lib;
|
|
|
|
const struct il_hcmd_ops *hcmd;
|
|
|
|
const struct il_hcmd_utils_ops *utils;
|
|
|
|
const struct il_led_ops *led;
|
|
|
|
const struct il_nic_ops *nic;
|
|
|
|
const struct il_legacy_ops *legacy;
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_mod_params {
|
2011-02-21 19:27:26 +00:00
|
|
|
int sw_crypto; /* def: 0 = using hardware encryption */
|
|
|
|
int disable_hw_scan; /* def: 0 = use h/w scan */
|
|
|
|
int num_of_queues; /* def: HW dependent */
|
|
|
|
int disable_11n; /* def: 0 = 11n capabilities enabled */
|
|
|
|
int amsdu_size_8K; /* def: 1 = enable 8K amsdu size */
|
2011-11-15 13:45:59 +00:00
|
|
|
int antenna; /* def: 0 = both antennas (use diversity) */
|
2011-02-21 19:27:26 +00:00
|
|
|
int restart_fw; /* def: 1 = restart firmware */
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* @led_compensation: compensate on the led on/off time per HW according
|
|
|
|
* to the deviation to achieve the desired led frequency.
|
2011-08-31 12:04:45 +00:00
|
|
|
* The detail algorithm is described in common.c
|
2011-02-21 19:27:26 +00:00
|
|
|
* @chain_noise_num_beacons: number of beacons used to compute chain noise
|
|
|
|
* @wd_timeout: TX queues watchdog timeout
|
|
|
|
* @temperature_kelvin: temperature report by uCode in kelvin
|
|
|
|
* @ucode_tracing: support ucode continuous tracing
|
|
|
|
* @sensitivity_calib_by_driver: driver has the capability to perform
|
|
|
|
* sensitivity calibration operation
|
|
|
|
* @chain_noise_calib_by_driver: driver has the capability to perform
|
|
|
|
* chain noise calibration operation
|
|
|
|
*/
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_base_params {
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
2011-08-31 12:04:45 +00:00
|
|
|
#define IL_LED_SOLID 11
|
|
|
|
#define IL_DEF_LED_INTRVL cpu_to_le32(1000)
|
|
|
|
|
|
|
|
#define IL_LED_ACTIVITY (0<<1)
|
|
|
|
#define IL_LED_LINK (1<<1)
|
|
|
|
|
|
|
|
/*
|
|
|
|
* LED mode
|
|
|
|
* IL_LED_DEFAULT: use device default
|
|
|
|
* IL_LED_RF_STATE: turn LED on/off based on RF state
|
|
|
|
* LED ON = RF ON
|
|
|
|
* LED OFF = RF OFF
|
|
|
|
* IL_LED_BLINK: adjust led blink rate based on blink table
|
|
|
|
*/
|
|
|
|
enum il_led_mode {
|
|
|
|
IL_LED_DEFAULT,
|
|
|
|
IL_LED_RF_STATE,
|
|
|
|
IL_LED_BLINK,
|
|
|
|
};
|
|
|
|
|
|
|
|
void il_leds_init(struct il_priv *il);
|
|
|
|
void il_leds_exit(struct il_priv *il);
|
|
|
|
|
2011-02-21 19:27:26 +00:00
|
|
|
/**
|
2011-10-24 13:41:30 +00:00
|
|
|
* struct il_cfg
|
2011-02-21 19:27:26 +00:00
|
|
|
* @fw_name_pre: Firmware filename prefix. The api version and extension
|
|
|
|
* (.ucode) will be added to filename before loading from disk. The
|
|
|
|
* filename is constructed as fw_name_pre<api>.ucode.
|
|
|
|
* @ucode_api_max: Highest version of uCode API supported by driver.
|
|
|
|
* @ucode_api_min: Lowest version of uCode API supported by driver.
|
|
|
|
* @scan_antennas: available antenna for scan operation
|
|
|
|
* @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off)
|
|
|
|
*
|
|
|
|
* We enable the driver to be backward compatible wrt API version. The
|
|
|
|
* driver specifies which APIs it supports (with @ucode_api_max being the
|
|
|
|
* highest and @ucode_api_min the lowest). Firmware will only be loaded if
|
|
|
|
* it has a supported API version. The firmware's API version will be
|
2011-10-24 13:41:30 +00:00
|
|
|
* stored in @il_priv, enabling the driver to make runtime changes based
|
2011-02-21 19:27:26 +00:00
|
|
|
* on firmware version used.
|
|
|
|
*
|
|
|
|
* For example,
|
2011-10-24 14:49:25 +00:00
|
|
|
* if (IL_UCODE_API(il->ucode_ver) >= 2) {
|
2011-02-21 19:27:26 +00:00
|
|
|
* Driver interacts with Firmware API version >= 2.
|
|
|
|
* } else {
|
|
|
|
* Driver interacts with Firmware API version 1.
|
|
|
|
* }
|
|
|
|
*
|
|
|
|
* The ideal usage of this infrastructure is to treat a new ucode API
|
|
|
|
* release as a new hardware revision. That is, through utilizing the
|
2011-10-24 13:41:30 +00:00
|
|
|
* il_hcmd_utils_ops etc. we accommodate different command structures
|
2011-02-21 19:27:26 +00:00
|
|
|
* and flows between hardware versions as well as their API
|
|
|
|
* versions.
|
|
|
|
*
|
|
|
|
*/
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_cfg {
|
2011-02-21 19:27:26 +00:00
|
|
|
/* params specific to an individual device within a device family */
|
|
|
|
const char *name;
|
|
|
|
const char *fw_name_pre;
|
|
|
|
const unsigned int ucode_api_max;
|
|
|
|
const unsigned int ucode_api_min;
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 valid_tx_ant;
|
|
|
|
u8 valid_rx_ant;
|
2011-02-21 19:27:26 +00:00
|
|
|
unsigned int sku;
|
2011-11-15 13:45:59 +00:00
|
|
|
u16 eeprom_ver;
|
|
|
|
u16 eeprom_calib_ver;
|
2011-02-21 19:27:26 +00:00
|
|
|
/* module based parameters which can be set from modprobe cmd */
|
2011-10-24 13:41:30 +00:00
|
|
|
const struct il_mod_params *mod_params;
|
2011-02-21 19:27:26 +00:00
|
|
|
/* params not likely to change within a device family */
|
2011-10-24 13:41:30 +00:00
|
|
|
struct il_base_params *base_params;
|
2011-02-21 19:27:26 +00:00
|
|
|
/* params likely to change within a device family */
|
|
|
|
u8 scan_rx_antennas[IEEE80211_NUM_BANDS];
|
2011-10-24 13:41:30 +00:00
|
|
|
enum il_led_mode led_mode;
|
2012-02-03 16:31:59 +00:00
|
|
|
|
|
|
|
int eeprom_size;
|
|
|
|
int num_of_queues; /* def: HW dependent */
|
|
|
|
int num_of_ampdu_queues; /* def: HW dependent */
|
|
|
|
/* for il_apm_init() */
|
|
|
|
u32 pll_cfg_val;
|
|
|
|
bool set_l0s;
|
|
|
|
bool use_bsm;
|
|
|
|
|
|
|
|
u16 led_compensation;
|
|
|
|
int chain_noise_num_beacons;
|
|
|
|
unsigned int wd_timeout;
|
|
|
|
bool temperature_kelvin;
|
|
|
|
const bool ucode_tracing;
|
|
|
|
const bool sensitivity_calib_by_driver;
|
|
|
|
const bool chain_noise_calib_by_driver;
|
2012-02-13 10:23:12 +00:00
|
|
|
|
|
|
|
const u32 regulatory_bands[7];
|
2011-02-21 19:27:26 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
/***************************
|
|
|
|
* L i b *
|
|
|
|
***************************/
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
int il_mac_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
|
|
|
|
u16 queue, const struct ieee80211_tx_queue_params *params);
|
2011-10-24 13:41:30 +00:00
|
|
|
int il_mac_tx_last_beacon(struct ieee80211_hw *hw);
|
2011-11-15 13:45:59 +00:00
|
|
|
|
2012-02-03 16:31:57 +00:00
|
|
|
void il_set_rxon_hwcrypto(struct il_priv *il, int hw_decrypt);
|
|
|
|
int il_check_rxon_cmd(struct il_priv *il);
|
|
|
|
int il_full_rxon_required(struct il_priv *il);
|
|
|
|
int il_set_rxon_channel(struct il_priv *il, struct ieee80211_channel *ch);
|
|
|
|
void il_set_flags_for_band(struct il_priv *il, enum ieee80211_band band,
|
|
|
|
struct ieee80211_vif *vif);
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 il_get_single_channel_number(struct il_priv *il, enum ieee80211_band band);
|
|
|
|
void il_set_rxon_ht(struct il_priv *il, struct il_ht_config *ht_conf);
|
2012-02-03 16:31:57 +00:00
|
|
|
bool il_is_ht40_tx_allowed(struct il_priv *il,
|
2011-11-15 13:45:59 +00:00
|
|
|
struct ieee80211_sta_ht_cap *ht_cap);
|
2012-02-03 16:31:57 +00:00
|
|
|
void il_connection_init_rx_config(struct il_priv *il);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_set_rate(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
int il_set_decrypted_flag(struct il_priv *il, struct ieee80211_hdr *hdr,
|
|
|
|
u32 decrypt_res, struct ieee80211_rx_status *stats);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_irq_handle_error(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
int il_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
|
2011-10-24 13:41:30 +00:00
|
|
|
void il_mac_remove_interface(struct ieee80211_hw *hw,
|
2011-11-15 13:45:59 +00:00
|
|
|
struct ieee80211_vif *vif);
|
|
|
|
int il_mac_change_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
|
|
|
|
enum nl80211_iftype newtype, bool newp2p);
|
2011-10-24 14:49:25 +00:00
|
|
|
int il_alloc_txq_mem(struct il_priv *il);
|
|
|
|
void il_txq_mem(struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-11-15 10:25:42 +00:00
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUGFS
|
2011-10-24 14:49:25 +00:00
|
|
|
int il_alloc_traffic_mem(struct il_priv *il);
|
|
|
|
void il_free_traffic_mem(struct il_priv *il);
|
|
|
|
void il_reset_traffic_log(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
void il_dbg_log_tx_data_frame(struct il_priv *il, u16 length,
|
|
|
|
struct ieee80211_hdr *header);
|
|
|
|
void il_dbg_log_rx_data_frame(struct il_priv *il, u16 length,
|
|
|
|
struct ieee80211_hdr *header);
|
2011-10-24 13:41:30 +00:00
|
|
|
const char *il_get_mgmt_string(int cmd);
|
|
|
|
const char *il_get_ctrl_string(int cmd);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_clear_traffic_stats(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
void il_update_stats(struct il_priv *il, bool is_tx, __le16 fc, u16 len);
|
2011-02-21 19:27:26 +00:00
|
|
|
#else
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_alloc_traffic_mem(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
|
|
|
static inline void
|
|
|
|
il_free_traffic_mem(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
|
|
|
static inline void
|
|
|
|
il_reset_traffic_log(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
|
|
|
static inline void
|
|
|
|
il_dbg_log_tx_data_frame(struct il_priv *il, u16 length,
|
|
|
|
struct ieee80211_hdr *header)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
|
|
|
static inline void
|
|
|
|
il_dbg_log_rx_data_frame(struct il_priv *il, u16 length,
|
|
|
|
struct ieee80211_hdr *header)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
|
|
|
static inline void
|
|
|
|
il_update_stats(struct il_priv *il, bool is_tx, __le16 fc, u16 len)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
/*****************************************************
|
|
|
|
* RX handlers.
|
|
|
|
* **************************************************/
|
2011-11-15 13:45:59 +00:00
|
|
|
void il_hdl_pm_sleep(struct il_priv *il, struct il_rx_buf *rxb);
|
|
|
|
void il_hdl_pm_debug_stats(struct il_priv *il, struct il_rx_buf *rxb);
|
|
|
|
void il_hdl_error(struct il_priv *il, struct il_rx_buf *rxb);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/*****************************************************
|
|
|
|
* RX
|
|
|
|
******************************************************/
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_cmd_queue_unmap(struct il_priv *il);
|
|
|
|
void il_cmd_queue_free(struct il_priv *il);
|
|
|
|
int il_rx_queue_alloc(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
void il_rx_queue_update_write_ptr(struct il_priv *il, struct il_rx_queue *q);
|
2011-10-24 13:41:30 +00:00
|
|
|
int il_rx_queue_space(const struct il_rx_queue *q);
|
2011-11-15 13:45:59 +00:00
|
|
|
void il_tx_cmd_complete(struct il_priv *il, struct il_rx_buf *rxb);
|
2011-02-21 19:27:26 +00:00
|
|
|
/* Handlers */
|
2011-11-15 13:45:59 +00:00
|
|
|
void il_hdl_spectrum_measurement(struct il_priv *il, struct il_rx_buf *rxb);
|
|
|
|
void il_recover_from_stats(struct il_priv *il, struct il_rx_pkt *pkt);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_chswitch_done(struct il_priv *il, bool is_success);
|
2011-11-15 12:16:38 +00:00
|
|
|
void il_hdl_csa(struct il_priv *il, struct il_rx_buf *rxb);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/* TX helpers */
|
|
|
|
|
|
|
|
/*****************************************************
|
|
|
|
* TX
|
|
|
|
******************************************************/
|
2011-11-15 13:45:59 +00:00
|
|
|
void il_txq_update_write_ptr(struct il_priv *il, struct il_tx_queue *txq);
|
|
|
|
int il_tx_queue_init(struct il_priv *il, struct il_tx_queue *txq, int slots_num,
|
|
|
|
u32 txq_id);
|
|
|
|
void il_tx_queue_reset(struct il_priv *il, struct il_tx_queue *txq,
|
|
|
|
int slots_num, u32 txq_id);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_tx_queue_unmap(struct il_priv *il, int txq_id);
|
|
|
|
void il_tx_queue_free(struct il_priv *il, int txq_id);
|
|
|
|
void il_setup_watchdog(struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
/*****************************************************
|
|
|
|
* TX power
|
|
|
|
****************************************************/
|
2011-10-24 14:49:25 +00:00
|
|
|
int il_set_tx_power(struct il_priv *il, s8 tx_power, bool force);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
* Rate
|
|
|
|
******************************************************************************/
|
|
|
|
|
2012-02-03 16:31:57 +00:00
|
|
|
u8 il_get_lowest_plcp(struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/*******************************************************************************
|
|
|
|
* Scanning
|
|
|
|
******************************************************************************/
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_init_scan_params(struct il_priv *il);
|
|
|
|
int il_scan_cancel(struct il_priv *il);
|
|
|
|
int il_scan_cancel_timeout(struct il_priv *il, unsigned long ms);
|
|
|
|
void il_force_scan_end(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
int il_mac_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
|
|
|
|
struct cfg80211_scan_request *req);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_internal_short_hw_scan(struct il_priv *il);
|
|
|
|
int il_force_reset(struct il_priv *il, bool external);
|
2011-11-15 13:45:59 +00:00
|
|
|
u16 il_fill_probe_req(struct il_priv *il, struct ieee80211_mgmt *frame,
|
2011-11-15 13:51:01 +00:00
|
|
|
const u8 *ta, const u8 *ie, int ie_len, int left);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_setup_rx_scan_handlers(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
u16 il_get_active_dwell_time(struct il_priv *il, enum ieee80211_band band,
|
|
|
|
u8 n_probes);
|
|
|
|
u16 il_get_passive_dwell_time(struct il_priv *il, enum ieee80211_band band,
|
|
|
|
struct ieee80211_vif *vif);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_setup_scan_deferred_work(struct il_priv *il);
|
|
|
|
void il_cancel_scan_deferred_work(struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/* For faster active scanning, scan will move to the next channel if fewer than
|
|
|
|
* PLCP_QUIET_THRESH packets are heard on this channel within
|
|
|
|
* ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
|
|
|
|
* time if it's a quiet channel (nothing responded to our probe, and there's
|
|
|
|
* no other traffic).
|
|
|
|
* Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
|
2011-11-15 13:45:59 +00:00
|
|
|
#define IL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
|
|
|
|
#define IL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
#define IL_SCAN_CHECK_WATCHDOG (HZ * 7)
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/*****************************************************
|
|
|
|
* S e n d i n g H o s t C o m m a n d s *
|
|
|
|
*****************************************************/
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
const char *il_get_cmd_string(u8 cmd);
|
2011-11-15 13:45:59 +00:00
|
|
|
int __must_check il_send_cmd_sync(struct il_priv *il, struct il_host_cmd *cmd);
|
2011-10-24 14:49:25 +00:00
|
|
|
int il_send_cmd(struct il_priv *il, struct il_host_cmd *cmd);
|
2011-11-15 13:45:59 +00:00
|
|
|
int __must_check il_send_cmd_pdu(struct il_priv *il, u8 id, u16 len,
|
|
|
|
const void *data);
|
|
|
|
int il_send_cmd_pdu_async(struct il_priv *il, u8 id, u16 len, const void *data,
|
2011-11-15 13:51:01 +00:00
|
|
|
void (*callback) (struct il_priv *il,
|
|
|
|
struct il_device_cmd *cmd,
|
|
|
|
struct il_rx_pkt *pkt));
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-10-24 14:49:25 +00:00
|
|
|
int il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/*****************************************************
|
|
|
|
* PCI *
|
|
|
|
*****************************************************/
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u16
|
|
|
|
il_pcie_link_ctl(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
int pos;
|
|
|
|
u16 pci_lnk_ctl;
|
2011-10-24 14:49:25 +00:00
|
|
|
pos = pci_pcie_cap(il->pci_dev);
|
|
|
|
pci_read_config_word(il->pci_dev, pos + PCI_EXP_LNKCTL, &pci_lnk_ctl);
|
2011-02-21 19:27:26 +00:00
|
|
|
return pci_lnk_ctl;
|
|
|
|
}
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
void il_bg_watchdog(unsigned long data);
|
2011-11-15 13:45:59 +00:00
|
|
|
u32 il_usecs_to_beacons(struct il_priv *il, u32 usec, u32 beacon_interval);
|
|
|
|
__le32 il_add_beacon_time(struct il_priv *il, u32 base, u32 addon,
|
|
|
|
u32 beacon_interval);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
#ifdef CONFIG_PM
|
2011-10-24 13:41:30 +00:00
|
|
|
int il_pci_suspend(struct device *device);
|
|
|
|
int il_pci_resume(struct device *device);
|
|
|
|
extern const struct dev_pm_ops il_pm_ops;
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
#define IL_LEGACY_PM_OPS (&il_pm_ops)
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
#else /* !CONFIG_PM */
|
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
#define IL_LEGACY_PM_OPS NULL
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
#endif /* !CONFIG_PM */
|
|
|
|
|
|
|
|
/*****************************************************
|
|
|
|
* Error Handling Debugging
|
|
|
|
******************************************************/
|
2011-10-24 14:49:25 +00:00
|
|
|
void il4965_dump_nic_error_log(struct il_priv *il);
|
2011-11-15 10:25:42 +00:00
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUG
|
2012-02-03 16:31:57 +00:00
|
|
|
void il_print_rx_config_cmd(struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
#else
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
2012-02-03 16:31:57 +00:00
|
|
|
il_print_rx_config_cmd(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_clear_isr_stats(struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/*****************************************************
|
|
|
|
* GEOS
|
|
|
|
******************************************************/
|
2011-10-24 14:49:25 +00:00
|
|
|
int il_init_geos(struct il_priv *il);
|
|
|
|
void il_free_geos(struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
|
|
|
/*************** DRIVER STATUS FUNCTIONS *****/
|
|
|
|
|
2011-11-15 12:09:01 +00:00
|
|
|
#define S_HCMD_ACTIVE 0 /* host command in progress */
|
|
|
|
/* 1 is unused (used to be S_HCMD_SYNC_ACTIVE) */
|
|
|
|
#define S_INT_ENABLED 2
|
|
|
|
#define S_RF_KILL_HW 3
|
|
|
|
#define S_CT_KILL 4
|
|
|
|
#define S_INIT 5
|
|
|
|
#define S_ALIVE 6
|
|
|
|
#define S_READY 7
|
|
|
|
#define S_TEMPERATURE 8
|
|
|
|
#define S_GEO_CONFIGURED 9
|
|
|
|
#define S_EXIT_PENDING 10
|
2011-11-15 12:11:50 +00:00
|
|
|
#define S_STATS 12
|
2011-11-15 12:09:01 +00:00
|
|
|
#define S_SCANNING 13
|
|
|
|
#define S_SCAN_ABORTING 14
|
|
|
|
#define S_SCAN_HW 15
|
|
|
|
#define S_POWER_PMI 16
|
|
|
|
#define S_FW_ERROR 17
|
|
|
|
#define S_CHANNEL_SWITCH_PENDING 18
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_ready(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
/* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
|
|
|
|
* set but EXIT_PENDING is not */
|
2011-11-15 12:09:01 +00:00
|
|
|
return test_bit(S_READY, &il->status) &&
|
2011-11-15 13:45:59 +00:00
|
|
|
test_bit(S_GEO_CONFIGURED, &il->status) &&
|
|
|
|
!test_bit(S_EXIT_PENDING, &il->status);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_alive(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
2011-11-15 12:09:01 +00:00
|
|
|
return test_bit(S_ALIVE, &il->status);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_init(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
2011-11-15 12:09:01 +00:00
|
|
|
return test_bit(S_INIT, &il->status);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_rfkill_hw(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
2011-11-15 12:09:01 +00:00
|
|
|
return test_bit(S_RF_KILL_HW, &il->status);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_rfkill(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
2011-10-24 14:49:25 +00:00
|
|
|
return il_is_rfkill_hw(il);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_ctkill(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
2011-11-15 12:09:01 +00:00
|
|
|
return test_bit(S_CT_KILL, &il->status);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_is_ready_rf(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
|
|
|
|
2011-10-24 14:49:25 +00:00
|
|
|
if (il_is_rfkill(il))
|
2011-02-21 19:27:26 +00:00
|
|
|
return 0;
|
|
|
|
|
2011-10-24 14:49:25 +00:00
|
|
|
return il_is_ready(il);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
|
|
|
|
2011-10-24 14:49:25 +00:00
|
|
|
extern void il_send_bt_config(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
extern int il_send_stats_request(struct il_priv *il, u8 flags, bool clear);
|
2011-10-24 14:49:25 +00:00
|
|
|
void il_apm_stop(struct il_priv *il);
|
|
|
|
int il_apm_init(struct il_priv *il);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2012-02-03 16:31:57 +00:00
|
|
|
int il_send_rxon_timing(struct il_priv *il);
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
2012-02-03 16:31:57 +00:00
|
|
|
il_send_rxon_assoc(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
2012-02-03 16:31:58 +00:00
|
|
|
return il->ops->hcmd->rxon_assoc(il);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
|
|
|
static inline int
|
2012-02-03 16:31:57 +00:00
|
|
|
il_commit_rxon(struct il_priv *il)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
2012-02-03 16:31:58 +00:00
|
|
|
return il->ops->hcmd->commit_rxon(il);
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
|
|
|
static inline const struct ieee80211_supported_band *
|
|
|
|
il_get_hw_mode(struct il_priv *il, enum ieee80211_band band)
|
2011-02-21 19:27:26 +00:00
|
|
|
{
|
2011-10-24 14:49:25 +00:00
|
|
|
return il->hw->wiphy->bands[band];
|
2011-02-21 19:27:26 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* mac80211 handlers */
|
2011-10-24 13:41:30 +00:00
|
|
|
int il_mac_config(struct ieee80211_hw *hw, u32 changed);
|
2011-11-15 13:45:59 +00:00
|
|
|
void il_mac_reset_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
|
|
|
|
void il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
|
|
|
|
struct ieee80211_bss_conf *bss_conf, u32 changes);
|
|
|
|
void il_tx_cmd_protection(struct il_priv *il, struct ieee80211_tx_info *info,
|
2011-11-15 13:51:01 +00:00
|
|
|
__le16 fc, __le32 *tx_flags);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-10-24 13:41:30 +00:00
|
|
|
irqreturn_t il_isr(int irq, void *data);
|
2011-02-21 19:27:26 +00:00
|
|
|
|
2011-12-23 07:13:43 +00:00
|
|
|
extern void il_set_bit(struct il_priv *p, u32 r, u32 m);
|
|
|
|
extern void il_clear_bit(struct il_priv *p, u32 r, u32 m);
|
2012-02-13 10:23:09 +00:00
|
|
|
extern bool _il_grab_nic_access(struct il_priv *il);
|
2011-12-23 07:13:43 +00:00
|
|
|
extern int _il_poll_bit(struct il_priv *il, u32 addr, u32 bits, u32 mask, int timeout);
|
|
|
|
extern int il_poll_bit(struct il_priv *il, u32 addr, u32 mask, int timeout);
|
|
|
|
extern u32 il_rd_prph(struct il_priv *il, u32 reg);
|
|
|
|
extern void il_wr_prph(struct il_priv *il, u32 addr, u32 val);
|
|
|
|
extern u32 il_read_targ_mem(struct il_priv *il, u32 addr);
|
|
|
|
extern void il_write_targ_mem(struct il_priv *il, u32 addr, u32 val);
|
2011-08-31 11:23:20 +00:00
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
_il_write8(struct il_priv *il, u32 ofs, u8 val)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
2012-02-13 10:23:11 +00:00
|
|
|
writeb(val, il->hw_base + ofs);
|
2011-08-31 11:23:20 +00:00
|
|
|
}
|
|
|
|
#define il_write8(il, ofs, val) _il_write8(il, ofs, val)
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
_il_wr(struct il_priv *il, u32 ofs, u32 val)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
2012-02-13 10:23:11 +00:00
|
|
|
writel(val, il->hw_base + ofs);
|
2011-08-31 11:23:20 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u32
|
|
|
|
_il_rd(struct il_priv *il, u32 ofs)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
2012-02-13 10:23:11 +00:00
|
|
|
return readl(il->hw_base + ofs);
|
2011-08-31 11:23:20 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
_il_clear_bit(struct il_priv *il, u32 reg, u32 mask)
|
|
|
|
{
|
|
|
|
_il_wr(il, reg, _il_rd(il, reg) & ~mask);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
2011-12-23 07:13:43 +00:00
|
|
|
_il_set_bit(struct il_priv *il, u32 reg, u32 mask)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
2011-12-23 07:13:43 +00:00
|
|
|
_il_wr(il, reg, _il_rd(il, reg) | mask);
|
2011-08-31 11:23:20 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
_il_release_nic_access(struct il_priv *il)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
2011-11-15 13:45:59 +00:00
|
|
|
_il_clear_bit(il, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
|
2012-02-13 10:23:10 +00:00
|
|
|
/*
|
|
|
|
* In above we are reading CSR_GP_CNTRL register, what will flush any
|
|
|
|
* previous writes, but still want write, which clear MAC_ACCESS_REQ
|
|
|
|
* bit, be performed on PCI bus before any other writes scheduled on
|
|
|
|
* different CPUs (after we drop reg_lock).
|
|
|
|
*/
|
|
|
|
mmiowb();
|
2011-08-31 11:23:20 +00:00
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u32
|
|
|
|
il_rd(struct il_priv *il, u32 reg)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
u32 value;
|
|
|
|
unsigned long reg_flags;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&il->reg_lock, reg_flags);
|
|
|
|
_il_grab_nic_access(il);
|
|
|
|
value = _il_rd(il, reg);
|
|
|
|
_il_release_nic_access(il);
|
|
|
|
spin_unlock_irqrestore(&il->reg_lock, reg_flags);
|
|
|
|
return value;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
il_wr(struct il_priv *il, u32 reg, u32 value)
|
|
|
|
{
|
|
|
|
unsigned long reg_flags;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&il->reg_lock, reg_flags);
|
2012-02-13 10:23:09 +00:00
|
|
|
if (likely(_il_grab_nic_access(il))) {
|
2011-08-31 11:23:20 +00:00
|
|
|
_il_wr(il, reg, value);
|
|
|
|
_il_release_nic_access(il);
|
|
|
|
}
|
|
|
|
spin_unlock_irqrestore(&il->reg_lock, reg_flags);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u32
|
|
|
|
_il_rd_prph(struct il_priv *il, u32 reg)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
_il_wr(il, HBUS_TARG_PRPH_RADDR, reg | (3 << 24));
|
|
|
|
return _il_rd(il, HBUS_TARG_PRPH_RDAT);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
_il_wr_prph(struct il_priv *il, u32 addr, u32 val)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
2011-11-15 13:45:59 +00:00
|
|
|
_il_wr(il, HBUS_TARG_PRPH_WADDR, ((addr & 0x0000FFFF) | (3 << 24)));
|
2011-08-31 11:23:20 +00:00
|
|
|
_il_wr(il, HBUS_TARG_PRPH_WDAT, val);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
il_set_bits_prph(struct il_priv *il, u32 reg, u32 mask)
|
|
|
|
{
|
|
|
|
unsigned long reg_flags;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&il->reg_lock, reg_flags);
|
2012-02-13 10:23:09 +00:00
|
|
|
if (likely(_il_grab_nic_access(il))) {
|
|
|
|
_il_wr_prph(il, reg, (_il_rd_prph(il, reg) | mask));
|
|
|
|
_il_release_nic_access(il);
|
|
|
|
}
|
2011-08-31 11:23:20 +00:00
|
|
|
spin_unlock_irqrestore(&il->reg_lock, reg_flags);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_set_bits_mask_prph(struct il_priv *il, u32 reg, u32 bits, u32 mask)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
unsigned long reg_flags;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&il->reg_lock, reg_flags);
|
2012-02-13 10:23:09 +00:00
|
|
|
if (likely(_il_grab_nic_access(il))) {
|
|
|
|
_il_wr_prph(il, reg, ((_il_rd_prph(il, reg) & mask) | bits));
|
|
|
|
_il_release_nic_access(il);
|
|
|
|
}
|
2011-08-31 11:23:20 +00:00
|
|
|
spin_unlock_irqrestore(&il->reg_lock, reg_flags);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_clear_bits_prph(struct il_priv *il, u32 reg, u32 mask)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
unsigned long reg_flags;
|
|
|
|
u32 val;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&il->reg_lock, reg_flags);
|
2012-02-13 10:23:09 +00:00
|
|
|
if (likely(_il_grab_nic_access(il))) {
|
|
|
|
val = _il_rd_prph(il, reg);
|
|
|
|
_il_wr_prph(il, reg, (val & ~mask));
|
|
|
|
_il_release_nic_access(il);
|
|
|
|
}
|
2011-08-31 11:23:20 +00:00
|
|
|
spin_unlock_irqrestore(&il->reg_lock, reg_flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
#define HW_KEY_DYNAMIC 0
|
|
|
|
#define HW_KEY_DEFAULT 1
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
#define IL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
|
|
|
|
#define IL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
|
|
|
|
#define IL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
|
|
|
|
being activated */
|
|
|
|
#define IL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
|
|
|
|
(this is for the IBSS BSSID stations) */
|
|
|
|
#define IL_STA_BCAST BIT(4) /* this station is the special bcast station */
|
2011-08-31 11:23:20 +00:00
|
|
|
|
2012-02-03 16:31:57 +00:00
|
|
|
void il_restore_stations(struct il_priv *il);
|
|
|
|
void il_clear_ucode_stations(struct il_priv *il);
|
2011-08-31 11:23:20 +00:00
|
|
|
void il_dealloc_bcast_stations(struct il_priv *il);
|
|
|
|
int il_get_free_ucode_key_idx(struct il_priv *il);
|
2011-11-15 13:45:59 +00:00
|
|
|
int il_send_add_sta(struct il_priv *il, struct il_addsta_cmd *sta, u8 flags);
|
2012-02-03 16:31:57 +00:00
|
|
|
int il_add_station_common(struct il_priv *il, const u8 *addr, bool is_ap,
|
2011-11-15 13:51:01 +00:00
|
|
|
struct ieee80211_sta *sta, u8 *sta_id_r);
|
2011-11-15 13:45:59 +00:00
|
|
|
int il_remove_station(struct il_priv *il, const u8 sta_id, const u8 * addr);
|
|
|
|
int il_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
|
|
|
|
struct ieee80211_sta *sta);
|
|
|
|
|
2012-02-03 16:31:57 +00:00
|
|
|
u8 il_prep_station(struct il_priv *il, const u8 *addr, bool is_ap,
|
|
|
|
struct ieee80211_sta *sta);
|
2011-11-15 13:45:59 +00:00
|
|
|
|
2012-02-03 16:31:57 +00:00
|
|
|
int il_send_lq_cmd(struct il_priv *il, struct il_link_quality_cmd *lq,
|
|
|
|
u8 flags, bool init);
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
/**
|
|
|
|
* il_clear_driver_stations - clear knowledge of all stations from driver
|
|
|
|
* @il: iwl il struct
|
|
|
|
*
|
|
|
|
* This is called during il_down() to make sure that in the case
|
|
|
|
* we're coming there from a hardware restart mac80211 will be
|
|
|
|
* able to reconfigure stations -- if we're getting there in the
|
|
|
|
* normal down flow then the stations will already be cleared.
|
|
|
|
*/
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_clear_driver_stations(struct il_priv *il)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
unsigned long flags;
|
|
|
|
|
|
|
|
spin_lock_irqsave(&il->sta_lock, flags);
|
|
|
|
memset(il->stations, 0, sizeof(il->stations));
|
|
|
|
il->num_stations = 0;
|
|
|
|
il->ucode_key_table = 0;
|
|
|
|
spin_unlock_irqrestore(&il->sta_lock, flags);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_sta_id(struct ieee80211_sta *sta)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
if (WARN_ON(!sta))
|
|
|
|
return IL_INVALID_STATION;
|
|
|
|
|
|
|
|
return ((struct il_station_priv_common *)sta->drv_priv)->sta_id;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* il_sta_id_or_broadcast - return sta_id or broadcast sta
|
|
|
|
* @il: iwl il
|
|
|
|
* @context: the current context
|
|
|
|
* @sta: mac80211 station
|
|
|
|
*
|
|
|
|
* In certain circumstances mac80211 passes a station pointer
|
|
|
|
* that may be %NULL, for example during TX or key setup. In
|
|
|
|
* that case, we need to use the broadcast station, so this
|
|
|
|
* inline wraps that pattern.
|
|
|
|
*/
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
2012-02-03 16:31:57 +00:00
|
|
|
il_sta_id_or_broadcast(struct il_priv *il, struct ieee80211_sta *sta)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
int sta_id;
|
|
|
|
|
|
|
|
if (!sta)
|
2012-02-03 16:31:44 +00:00
|
|
|
return il->hw_params.bcast_id;
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
sta_id = il_sta_id(sta);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* mac80211 should not be passing a partially
|
|
|
|
* initialised station!
|
|
|
|
*/
|
|
|
|
WARN_ON(sta_id == IL_INVALID_STATION);
|
|
|
|
|
|
|
|
return sta_id;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* il_queue_inc_wrap - increment queue idx, wrap back to beginning
|
|
|
|
* @idx -- current idx
|
|
|
|
* @n_bd -- total number of entries in queue (must be power of 2)
|
|
|
|
*/
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_queue_inc_wrap(int idx, int n_bd)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
return ++idx & (n_bd - 1);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* il_queue_dec_wrap - decrement queue idx, wrap back to end
|
|
|
|
* @idx -- current idx
|
|
|
|
* @n_bd -- total number of entries in queue (must be power of 2)
|
|
|
|
*/
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_queue_dec_wrap(int idx, int n_bd)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
return --idx & (n_bd - 1);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* TODO: Move fw_desc functions to iwl-pci.ko */
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_free_fw_desc(struct pci_dev *pci_dev, struct fw_desc *desc)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
if (desc->v_addr)
|
2011-11-15 13:45:59 +00:00
|
|
|
dma_free_coherent(&pci_dev->dev, desc->len, desc->v_addr,
|
|
|
|
desc->p_addr);
|
2011-08-31 11:23:20 +00:00
|
|
|
desc->v_addr = NULL;
|
|
|
|
desc->len = 0;
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline int
|
|
|
|
il_alloc_fw_desc(struct pci_dev *pci_dev, struct fw_desc *desc)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
if (!desc->len) {
|
|
|
|
desc->v_addr = NULL;
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
desc->v_addr =
|
|
|
|
dma_alloc_coherent(&pci_dev->dev, desc->len, &desc->p_addr,
|
|
|
|
GFP_KERNEL);
|
2011-08-31 11:23:20 +00:00
|
|
|
return (desc->v_addr != NULL) ? 0 : -ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* we have 8 bits used like this:
|
|
|
|
*
|
|
|
|
* 7 6 5 4 3 2 1 0
|
|
|
|
* | | | | | | | |
|
|
|
|
* | | | | | | +-+-------- AC queue (0-3)
|
|
|
|
* | | | | | |
|
|
|
|
* | +-+-+-+-+------------ HW queue ID
|
|
|
|
* |
|
|
|
|
* +---------------------- unused
|
|
|
|
*/
|
|
|
|
static inline void
|
|
|
|
il_set_swq_id(struct il_tx_queue *txq, u8 ac, u8 hwq)
|
|
|
|
{
|
2011-11-15 13:45:59 +00:00
|
|
|
BUG_ON(ac > 3); /* only have 2 bits */
|
|
|
|
BUG_ON(hwq > 31); /* only use 5 bits */
|
2011-08-31 11:23:20 +00:00
|
|
|
|
|
|
|
txq->swq_id = (hwq << 2) | ac;
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_wake_queue(struct il_priv *il, struct il_tx_queue *txq)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
u8 queue = txq->swq_id;
|
|
|
|
u8 ac = queue & 3;
|
|
|
|
u8 hwq = (queue >> 2) & 0x1f;
|
|
|
|
|
|
|
|
if (test_and_clear_bit(hwq, il->queue_stopped))
|
|
|
|
if (atomic_dec_return(&il->queue_stop_count[ac]) <= 0)
|
|
|
|
ieee80211_wake_queue(il->hw, ac);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_stop_queue(struct il_priv *il, struct il_tx_queue *txq)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
u8 queue = txq->swq_id;
|
|
|
|
u8 ac = queue & 3;
|
|
|
|
u8 hwq = (queue >> 2) & 0x1f;
|
|
|
|
|
|
|
|
if (!test_and_set_bit(hwq, il->queue_stopped))
|
|
|
|
if (atomic_inc_return(&il->queue_stop_count[ac]) > 0)
|
|
|
|
ieee80211_stop_queue(il->hw, ac);
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef ieee80211_stop_queue
|
|
|
|
#undef ieee80211_stop_queue
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#define ieee80211_stop_queue DO_NOT_USE_ieee80211_stop_queue
|
|
|
|
|
|
|
|
#ifdef ieee80211_wake_queue
|
|
|
|
#undef ieee80211_wake_queue
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#define ieee80211_wake_queue DO_NOT_USE_ieee80211_wake_queue
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_disable_interrupts(struct il_priv *il)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
clear_bit(S_INT_ENABLED, &il->status);
|
|
|
|
|
|
|
|
/* disable interrupts from uCode/NIC to host */
|
|
|
|
_il_wr(il, CSR_INT_MASK, 0x00000000);
|
|
|
|
|
|
|
|
/* acknowledge/clear/reset any interrupts still pending
|
|
|
|
* from uCode or flow handler (Rx/Tx DMA) */
|
|
|
|
_il_wr(il, CSR_INT, 0xffffffff);
|
|
|
|
_il_wr(il, CSR_FH_INT_STATUS, 0xffffffff);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_enable_rfkill_int(struct il_priv *il)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
_il_wr(il, CSR_INT_MASK, CSR_INT_BIT_RF_KILL);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_enable_interrupts(struct il_priv *il)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
set_bit(S_INT_ENABLED, &il->status);
|
|
|
|
_il_wr(il, CSR_INT_MASK, il->inta_mask);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* il_beacon_time_mask_low - mask of lower 32 bit of beacon time
|
|
|
|
* @il -- pointer to il_priv data structure
|
|
|
|
* @tsf_bits -- number of bits need to shift for masking)
|
|
|
|
*/
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u32
|
|
|
|
il_beacon_time_mask_low(struct il_priv *il, u16 tsf_bits)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
return (1 << tsf_bits) - 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* il_beacon_time_mask_high - mask of higher 32 bit of beacon time
|
|
|
|
* @il -- pointer to il_priv data structure
|
|
|
|
* @tsf_bits -- number of bits need to shift for masking)
|
|
|
|
*/
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u32
|
|
|
|
il_beacon_time_mask_high(struct il_priv *il, u16 tsf_bits)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
return ((1 << (32 - tsf_bits)) - 1) << tsf_bits;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_rb_status - reseve buffer status host memory mapped FH registers
|
|
|
|
*
|
|
|
|
* @closed_rb_num [0:11] - Indicates the idx of the RB which was closed
|
|
|
|
* @closed_fr_num [0:11] - Indicates the idx of the RX Frame which was closed
|
|
|
|
* @finished_rb_num [0:11] - Indicates the idx of the current RB
|
|
|
|
* in which the last frame was written to
|
|
|
|
* @finished_fr_num [0:11] - Indicates the idx of the RX Frame
|
|
|
|
* which was transferred
|
|
|
|
*/
|
|
|
|
struct il_rb_status {
|
|
|
|
__le16 closed_rb_num;
|
|
|
|
__le16 closed_fr_num;
|
|
|
|
__le16 finished_rb_num;
|
|
|
|
__le16 finished_fr_nam;
|
2011-11-15 13:45:59 +00:00
|
|
|
__le32 __unused; /* 3945 only */
|
2011-08-31 11:23:20 +00:00
|
|
|
} __packed;
|
|
|
|
|
|
|
|
#define TFD_QUEUE_SIZE_MAX (256)
|
|
|
|
#define TFD_QUEUE_SIZE_BC_DUP (64)
|
|
|
|
#define TFD_QUEUE_BC_SIZE (TFD_QUEUE_SIZE_MAX + TFD_QUEUE_SIZE_BC_DUP)
|
|
|
|
#define IL_TX_DMA_MASK DMA_BIT_MASK(36)
|
|
|
|
#define IL_NUM_OF_TBS 20
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u8
|
|
|
|
il_get_dma_hi_addr(dma_addr_t addr)
|
2011-08-31 11:23:20 +00:00
|
|
|
{
|
|
|
|
return (sizeof(addr) > sizeof(u32) ? (addr >> 16) >> 16 : 0) & 0xF;
|
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
2011-08-31 11:23:20 +00:00
|
|
|
/**
|
|
|
|
* struct il_tfd_tb transmit buffer descriptor within transmit frame descriptor
|
|
|
|
*
|
|
|
|
* This structure contains dma address and length of transmission address
|
|
|
|
*
|
2011-11-15 13:51:01 +00:00
|
|
|
* @lo: low [31:0] portion of the dma address of TX buffer every even is
|
|
|
|
* unaligned on 16 bit boundary
|
|
|
|
* @hi_n_len: 0-3 [35:32] portion of dma
|
|
|
|
* 4-15 length of the tx buffer
|
2011-08-31 11:23:20 +00:00
|
|
|
*/
|
|
|
|
struct il_tfd_tb {
|
|
|
|
__le32 lo;
|
|
|
|
__le16 hi_n_len;
|
|
|
|
} __packed;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_tfd
|
|
|
|
*
|
|
|
|
* Transmit Frame Descriptor (TFD)
|
|
|
|
*
|
|
|
|
* @ __reserved1[3] reserved
|
|
|
|
* @ num_tbs 0-4 number of active tbs
|
|
|
|
* 5 reserved
|
|
|
|
* 6-7 padding (not used)
|
|
|
|
* @ tbs[20] transmit frame buffer descriptors
|
2011-11-15 13:51:01 +00:00
|
|
|
* @ __pad padding
|
2011-08-31 11:23:20 +00:00
|
|
|
*
|
|
|
|
* Each Tx queue uses a circular buffer of 256 TFDs stored in host DRAM.
|
|
|
|
* Both driver and device share these circular buffers, each of which must be
|
|
|
|
* contiguous 256 TFDs x 128 bytes-per-TFD = 32 KBytes
|
|
|
|
*
|
|
|
|
* Driver must indicate the physical address of the base of each
|
2011-08-31 12:20:23 +00:00
|
|
|
* circular buffer via the FH49_MEM_CBBC_QUEUE registers.
|
2011-08-31 11:23:20 +00:00
|
|
|
*
|
|
|
|
* Each TFD contains pointer/size information for up to 20 data buffers
|
|
|
|
* in host DRAM. These buffers collectively contain the (one) frame described
|
|
|
|
* by the TFD. Each buffer must be a single contiguous block of memory within
|
|
|
|
* itself, but buffers may be scattered in host DRAM. Each buffer has max size
|
|
|
|
* of (4K - 4). The concatenates all of a TFD's buffers into a single
|
|
|
|
* Tx frame, up to 8 KBytes in size.
|
|
|
|
*
|
|
|
|
* A maximum of 255 (not 256!) TFDs may be on a queue waiting for Tx.
|
|
|
|
*/
|
|
|
|
struct il_tfd {
|
|
|
|
u8 __reserved1[3];
|
|
|
|
u8 num_tbs;
|
|
|
|
struct il_tfd_tb tbs[IL_NUM_OF_TBS];
|
|
|
|
__le32 __pad;
|
|
|
|
} __packed;
|
|
|
|
/* PCI registers */
|
|
|
|
#define PCI_CFG_RETRY_TIMEOUT 0x041
|
|
|
|
|
|
|
|
/* PCI register values */
|
|
|
|
#define PCI_CFG_LINK_CTRL_VAL_L0S_EN 0x01
|
|
|
|
#define PCI_CFG_LINK_CTRL_VAL_L1_EN 0x02
|
|
|
|
|
2011-08-31 11:39:29 +00:00
|
|
|
struct il_rate_info {
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 plcp; /* uCode API: RATE_6M_PLCP, etc. */
|
|
|
|
u8 plcp_siso; /* uCode API: RATE_SISO_6M_PLCP, etc. */
|
|
|
|
u8 plcp_mimo2; /* uCode API: RATE_MIMO2_6M_PLCP, etc. */
|
|
|
|
u8 ieee; /* MAC header: RATE_6M_IEEE, etc. */
|
|
|
|
u8 prev_ieee; /* previous rate in IEEE speeds */
|
|
|
|
u8 next_ieee; /* next rate in IEEE speeds */
|
|
|
|
u8 prev_rs; /* previous rate used in rs algo */
|
|
|
|
u8 next_rs; /* next rate used in rs algo */
|
|
|
|
u8 prev_rs_tgg; /* previous rate used in TGG rs algo */
|
|
|
|
u8 next_rs_tgg; /* next rate used in TGG rs algo */
|
2011-08-31 11:39:29 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
struct il3945_rate_info {
|
|
|
|
u8 plcp; /* uCode API: RATE_6M_PLCP, etc. */
|
|
|
|
u8 ieee; /* MAC header: RATE_6M_IEEE, etc. */
|
|
|
|
u8 prev_ieee; /* previous rate in IEEE speeds */
|
|
|
|
u8 next_ieee; /* next rate in IEEE speeds */
|
|
|
|
u8 prev_rs; /* previous rate used in rs algo */
|
|
|
|
u8 next_rs; /* next rate used in rs algo */
|
|
|
|
u8 prev_rs_tgg; /* previous rate used in TGG rs algo */
|
|
|
|
u8 next_rs_tgg; /* next rate used in TGG rs algo */
|
|
|
|
u8 table_rs_idx; /* idx in rate scale table cmd */
|
|
|
|
u8 prev_table_rs; /* prev in rate table cmd */
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* These serve as idxes into
|
|
|
|
* struct il_rate_info il_rates[RATE_COUNT];
|
|
|
|
*/
|
|
|
|
enum {
|
|
|
|
RATE_1M_IDX = 0,
|
|
|
|
RATE_2M_IDX,
|
|
|
|
RATE_5M_IDX,
|
|
|
|
RATE_11M_IDX,
|
|
|
|
RATE_6M_IDX,
|
|
|
|
RATE_9M_IDX,
|
|
|
|
RATE_12M_IDX,
|
|
|
|
RATE_18M_IDX,
|
|
|
|
RATE_24M_IDX,
|
|
|
|
RATE_36M_IDX,
|
|
|
|
RATE_48M_IDX,
|
|
|
|
RATE_54M_IDX,
|
|
|
|
RATE_60M_IDX,
|
|
|
|
RATE_COUNT,
|
|
|
|
RATE_COUNT_LEGACY = RATE_COUNT - 1, /* Excluding 60M */
|
|
|
|
RATE_COUNT_3945 = RATE_COUNT - 1,
|
|
|
|
RATE_INVM_IDX = RATE_COUNT,
|
|
|
|
RATE_INVALID = RATE_COUNT,
|
|
|
|
};
|
|
|
|
|
|
|
|
enum {
|
|
|
|
RATE_6M_IDX_TBL = 0,
|
|
|
|
RATE_9M_IDX_TBL,
|
|
|
|
RATE_12M_IDX_TBL,
|
|
|
|
RATE_18M_IDX_TBL,
|
|
|
|
RATE_24M_IDX_TBL,
|
|
|
|
RATE_36M_IDX_TBL,
|
|
|
|
RATE_48M_IDX_TBL,
|
|
|
|
RATE_54M_IDX_TBL,
|
|
|
|
RATE_1M_IDX_TBL,
|
|
|
|
RATE_2M_IDX_TBL,
|
|
|
|
RATE_5M_IDX_TBL,
|
|
|
|
RATE_11M_IDX_TBL,
|
|
|
|
RATE_INVM_IDX_TBL = RATE_INVM_IDX - 1,
|
|
|
|
};
|
|
|
|
|
|
|
|
enum {
|
|
|
|
IL_FIRST_OFDM_RATE = RATE_6M_IDX,
|
|
|
|
IL39_LAST_OFDM_RATE = RATE_54M_IDX,
|
|
|
|
IL_LAST_OFDM_RATE = RATE_60M_IDX,
|
|
|
|
IL_FIRST_CCK_RATE = RATE_1M_IDX,
|
|
|
|
IL_LAST_CCK_RATE = RATE_11M_IDX,
|
|
|
|
};
|
|
|
|
|
|
|
|
/* #define vs. enum to keep from defaulting to 'large integer' */
|
|
|
|
#define RATE_6M_MASK (1 << RATE_6M_IDX)
|
|
|
|
#define RATE_9M_MASK (1 << RATE_9M_IDX)
|
|
|
|
#define RATE_12M_MASK (1 << RATE_12M_IDX)
|
|
|
|
#define RATE_18M_MASK (1 << RATE_18M_IDX)
|
|
|
|
#define RATE_24M_MASK (1 << RATE_24M_IDX)
|
|
|
|
#define RATE_36M_MASK (1 << RATE_36M_IDX)
|
|
|
|
#define RATE_48M_MASK (1 << RATE_48M_IDX)
|
|
|
|
#define RATE_54M_MASK (1 << RATE_54M_IDX)
|
|
|
|
#define RATE_60M_MASK (1 << RATE_60M_IDX)
|
|
|
|
#define RATE_1M_MASK (1 << RATE_1M_IDX)
|
|
|
|
#define RATE_2M_MASK (1 << RATE_2M_IDX)
|
|
|
|
#define RATE_5M_MASK (1 << RATE_5M_IDX)
|
|
|
|
#define RATE_11M_MASK (1 << RATE_11M_IDX)
|
|
|
|
|
|
|
|
/* uCode API values for legacy bit rates, both OFDM and CCK */
|
|
|
|
enum {
|
2011-11-15 13:45:59 +00:00
|
|
|
RATE_6M_PLCP = 13,
|
|
|
|
RATE_9M_PLCP = 15,
|
2011-08-31 11:39:29 +00:00
|
|
|
RATE_12M_PLCP = 5,
|
|
|
|
RATE_18M_PLCP = 7,
|
|
|
|
RATE_24M_PLCP = 9,
|
|
|
|
RATE_36M_PLCP = 11,
|
|
|
|
RATE_48M_PLCP = 1,
|
|
|
|
RATE_54M_PLCP = 3,
|
2011-11-15 13:45:59 +00:00
|
|
|
RATE_60M_PLCP = 3, /*FIXME:RS:should be removed */
|
|
|
|
RATE_1M_PLCP = 10,
|
|
|
|
RATE_2M_PLCP = 20,
|
|
|
|
RATE_5M_PLCP = 55,
|
2011-08-31 11:39:29 +00:00
|
|
|
RATE_11M_PLCP = 110,
|
2011-11-15 13:45:59 +00:00
|
|
|
/*FIXME:RS:add RATE_LEGACY_INVM_PLCP = 0, */
|
2011-08-31 11:39:29 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
/* uCode API values for OFDM high-throughput (HT) bit rates */
|
|
|
|
enum {
|
|
|
|
RATE_SISO_6M_PLCP = 0,
|
|
|
|
RATE_SISO_12M_PLCP = 1,
|
|
|
|
RATE_SISO_18M_PLCP = 2,
|
|
|
|
RATE_SISO_24M_PLCP = 3,
|
|
|
|
RATE_SISO_36M_PLCP = 4,
|
|
|
|
RATE_SISO_48M_PLCP = 5,
|
|
|
|
RATE_SISO_54M_PLCP = 6,
|
|
|
|
RATE_SISO_60M_PLCP = 7,
|
2011-11-15 13:45:59 +00:00
|
|
|
RATE_MIMO2_6M_PLCP = 0x8,
|
2011-08-31 11:39:29 +00:00
|
|
|
RATE_MIMO2_12M_PLCP = 0x9,
|
|
|
|
RATE_MIMO2_18M_PLCP = 0xa,
|
|
|
|
RATE_MIMO2_24M_PLCP = 0xb,
|
|
|
|
RATE_MIMO2_36M_PLCP = 0xc,
|
|
|
|
RATE_MIMO2_48M_PLCP = 0xd,
|
|
|
|
RATE_MIMO2_54M_PLCP = 0xe,
|
|
|
|
RATE_MIMO2_60M_PLCP = 0xf,
|
|
|
|
RATE_SISO_INVM_PLCP,
|
|
|
|
RATE_MIMO2_INVM_PLCP = RATE_SISO_INVM_PLCP,
|
|
|
|
};
|
|
|
|
|
|
|
|
/* MAC header values for bit rates */
|
|
|
|
enum {
|
2011-11-15 13:45:59 +00:00
|
|
|
RATE_6M_IEEE = 12,
|
|
|
|
RATE_9M_IEEE = 18,
|
2011-08-31 11:39:29 +00:00
|
|
|
RATE_12M_IEEE = 24,
|
|
|
|
RATE_18M_IEEE = 36,
|
|
|
|
RATE_24M_IEEE = 48,
|
|
|
|
RATE_36M_IEEE = 72,
|
|
|
|
RATE_48M_IEEE = 96,
|
|
|
|
RATE_54M_IEEE = 108,
|
|
|
|
RATE_60M_IEEE = 120,
|
2011-11-15 13:45:59 +00:00
|
|
|
RATE_1M_IEEE = 2,
|
|
|
|
RATE_2M_IEEE = 4,
|
|
|
|
RATE_5M_IEEE = 11,
|
2011-08-31 11:39:29 +00:00
|
|
|
RATE_11M_IEEE = 22,
|
|
|
|
};
|
|
|
|
|
|
|
|
#define IL_CCK_BASIC_RATES_MASK \
|
|
|
|
(RATE_1M_MASK | \
|
|
|
|
RATE_2M_MASK)
|
|
|
|
|
|
|
|
#define IL_CCK_RATES_MASK \
|
|
|
|
(IL_CCK_BASIC_RATES_MASK | \
|
|
|
|
RATE_5M_MASK | \
|
|
|
|
RATE_11M_MASK)
|
|
|
|
|
|
|
|
#define IL_OFDM_BASIC_RATES_MASK \
|
|
|
|
(RATE_6M_MASK | \
|
|
|
|
RATE_12M_MASK | \
|
|
|
|
RATE_24M_MASK)
|
|
|
|
|
|
|
|
#define IL_OFDM_RATES_MASK \
|
|
|
|
(IL_OFDM_BASIC_RATES_MASK | \
|
|
|
|
RATE_9M_MASK | \
|
|
|
|
RATE_18M_MASK | \
|
|
|
|
RATE_36M_MASK | \
|
|
|
|
RATE_48M_MASK | \
|
|
|
|
RATE_54M_MASK)
|
|
|
|
|
|
|
|
#define IL_BASIC_RATES_MASK \
|
|
|
|
(IL_OFDM_BASIC_RATES_MASK | \
|
|
|
|
IL_CCK_BASIC_RATES_MASK)
|
|
|
|
|
|
|
|
#define RATES_MASK ((1 << RATE_COUNT) - 1)
|
|
|
|
#define RATES_MASK_3945 ((1 << RATE_COUNT_3945) - 1)
|
|
|
|
|
|
|
|
#define IL_INVALID_VALUE -1
|
|
|
|
|
|
|
|
#define IL_MIN_RSSI_VAL -100
|
|
|
|
#define IL_MAX_RSSI_VAL 0
|
|
|
|
|
|
|
|
/* These values specify how many Tx frame attempts before
|
|
|
|
* searching for a new modulation mode */
|
|
|
|
#define IL_LEGACY_FAILURE_LIMIT 160
|
|
|
|
#define IL_LEGACY_SUCCESS_LIMIT 480
|
|
|
|
#define IL_LEGACY_TBL_COUNT 160
|
|
|
|
|
|
|
|
#define IL_NONE_LEGACY_FAILURE_LIMIT 400
|
|
|
|
#define IL_NONE_LEGACY_SUCCESS_LIMIT 4500
|
|
|
|
#define IL_NONE_LEGACY_TBL_COUNT 1500
|
|
|
|
|
|
|
|
/* Success ratio (ACKed / attempted tx frames) values (perfect is 128 * 100) */
|
|
|
|
#define IL_RS_GOOD_RATIO 12800 /* 100% */
|
|
|
|
#define RATE_SCALE_SWITCH 10880 /* 85% */
|
|
|
|
#define RATE_HIGH_TH 10880 /* 85% */
|
|
|
|
#define RATE_INCREASE_TH 6400 /* 50% */
|
|
|
|
#define RATE_DECREASE_TH 1920 /* 15% */
|
|
|
|
|
|
|
|
/* possible actions when in legacy mode */
|
|
|
|
#define IL_LEGACY_SWITCH_ANTENNA1 0
|
|
|
|
#define IL_LEGACY_SWITCH_ANTENNA2 1
|
|
|
|
#define IL_LEGACY_SWITCH_SISO 2
|
|
|
|
#define IL_LEGACY_SWITCH_MIMO2_AB 3
|
|
|
|
#define IL_LEGACY_SWITCH_MIMO2_AC 4
|
|
|
|
#define IL_LEGACY_SWITCH_MIMO2_BC 5
|
|
|
|
|
|
|
|
/* possible actions when in siso mode */
|
|
|
|
#define IL_SISO_SWITCH_ANTENNA1 0
|
|
|
|
#define IL_SISO_SWITCH_ANTENNA2 1
|
|
|
|
#define IL_SISO_SWITCH_MIMO2_AB 2
|
|
|
|
#define IL_SISO_SWITCH_MIMO2_AC 3
|
|
|
|
#define IL_SISO_SWITCH_MIMO2_BC 4
|
|
|
|
#define IL_SISO_SWITCH_GI 5
|
|
|
|
|
|
|
|
/* possible actions when in mimo mode */
|
|
|
|
#define IL_MIMO2_SWITCH_ANTENNA1 0
|
|
|
|
#define IL_MIMO2_SWITCH_ANTENNA2 1
|
|
|
|
#define IL_MIMO2_SWITCH_SISO_A 2
|
|
|
|
#define IL_MIMO2_SWITCH_SISO_B 3
|
|
|
|
#define IL_MIMO2_SWITCH_SISO_C 4
|
|
|
|
#define IL_MIMO2_SWITCH_GI 5
|
|
|
|
|
|
|
|
#define IL_MAX_SEARCH IL_MIMO2_SWITCH_GI
|
|
|
|
|
|
|
|
#define IL_ACTION_LIMIT 3 /* # possible actions */
|
|
|
|
|
|
|
|
#define LQ_SIZE 2 /* 2 mode tables: "Active" and "Search" */
|
|
|
|
|
|
|
|
/* load per tid defines for A-MPDU activation */
|
|
|
|
#define IL_AGG_TPT_THREHOLD 0
|
|
|
|
#define IL_AGG_LOAD_THRESHOLD 10
|
|
|
|
#define IL_AGG_ALL_TID 0xff
|
|
|
|
#define TID_QUEUE_CELL_SPACING 50 /*mS */
|
|
|
|
#define TID_QUEUE_MAX_SIZE 20
|
|
|
|
#define TID_ROUND_VALUE 5 /* mS */
|
|
|
|
#define TID_MAX_LOAD_COUNT 8
|
|
|
|
|
|
|
|
#define TID_MAX_TIME_DIFF ((TID_QUEUE_MAX_SIZE - 1) * TID_QUEUE_CELL_SPACING)
|
|
|
|
#define TIME_WRAP_AROUND(x, y) (((y) > (x)) ? (y) - (x) : (0-(x)) + (y))
|
|
|
|
|
|
|
|
extern const struct il_rate_info il_rates[RATE_COUNT];
|
|
|
|
|
|
|
|
enum il_table_type {
|
|
|
|
LQ_NONE,
|
2011-11-15 13:45:59 +00:00
|
|
|
LQ_G, /* legacy types */
|
2011-08-31 11:39:29 +00:00
|
|
|
LQ_A,
|
2011-11-15 13:45:59 +00:00
|
|
|
LQ_SISO, /* high-throughput types */
|
2011-08-31 11:39:29 +00:00
|
|
|
LQ_MIMO2,
|
|
|
|
LQ_MAX,
|
|
|
|
};
|
|
|
|
|
|
|
|
#define is_legacy(tbl) ((tbl) == LQ_G || (tbl) == LQ_A)
|
|
|
|
#define is_siso(tbl) ((tbl) == LQ_SISO)
|
|
|
|
#define is_mimo2(tbl) ((tbl) == LQ_MIMO2)
|
|
|
|
#define is_mimo(tbl) (is_mimo2(tbl))
|
|
|
|
#define is_Ht(tbl) (is_siso(tbl) || is_mimo(tbl))
|
|
|
|
#define is_a_band(tbl) ((tbl) == LQ_A)
|
|
|
|
#define is_g_and(tbl) ((tbl) == LQ_G)
|
|
|
|
|
|
|
|
#define ANT_NONE 0x0
|
|
|
|
#define ANT_A BIT(0)
|
|
|
|
#define ANT_B BIT(1)
|
|
|
|
#define ANT_AB (ANT_A | ANT_B)
|
|
|
|
#define ANT_C BIT(2)
|
|
|
|
#define ANT_AC (ANT_A | ANT_C)
|
|
|
|
#define ANT_BC (ANT_B | ANT_C)
|
|
|
|
#define ANT_ABC (ANT_AB | ANT_C)
|
|
|
|
|
|
|
|
#define IL_MAX_MCS_DISPLAY_SIZE 12
|
|
|
|
|
|
|
|
struct il_rate_mcs_info {
|
2011-11-15 13:45:59 +00:00
|
|
|
char mbps[IL_MAX_MCS_DISPLAY_SIZE];
|
|
|
|
char mcs[IL_MAX_MCS_DISPLAY_SIZE];
|
2011-08-31 11:39:29 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_rate_scale_data -- tx success history for one rate
|
|
|
|
*/
|
|
|
|
struct il_rate_scale_data {
|
|
|
|
u64 data; /* bitmap of successful frames */
|
|
|
|
s32 success_counter; /* number of frames successful */
|
|
|
|
s32 success_ratio; /* per-cent * 128 */
|
|
|
|
s32 counter; /* number of frames attempted */
|
|
|
|
s32 average_tpt; /* success ratio * expected throughput */
|
|
|
|
unsigned long stamp;
|
|
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_scale_tbl_info -- tx params and success history for all rates
|
|
|
|
*
|
|
|
|
* There are two of these in struct il_lq_sta,
|
|
|
|
* one for "active", and one for "search".
|
|
|
|
*/
|
|
|
|
struct il_scale_tbl_info {
|
|
|
|
enum il_table_type lq_type;
|
|
|
|
u8 ant_type;
|
2011-11-15 13:45:59 +00:00
|
|
|
u8 is_SGI; /* 1 = short guard interval */
|
|
|
|
u8 is_ht40; /* 1 = 40 MHz channel width */
|
|
|
|
u8 is_dup; /* 1 = duplicated data streams */
|
|
|
|
u8 action; /* change modulation; IL_[LEGACY/SISO/MIMO]_SWITCH_* */
|
|
|
|
u8 max_search; /* maximun number of tables we can search */
|
2011-08-31 11:39:29 +00:00
|
|
|
s32 *expected_tpt; /* throughput metrics; expected_tpt_G, etc. */
|
2011-11-15 13:45:59 +00:00
|
|
|
u32 current_rate; /* rate_n_flags, uCode API format */
|
|
|
|
struct il_rate_scale_data win[RATE_COUNT]; /* rate histories */
|
2011-08-31 11:39:29 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
struct il_traffic_load {
|
|
|
|
unsigned long time_stamp; /* age of the oldest stats */
|
2011-11-15 13:45:59 +00:00
|
|
|
u32 packet_count[TID_QUEUE_MAX_SIZE]; /* packet count in this time
|
2011-08-31 11:39:29 +00:00
|
|
|
* slice */
|
2011-11-15 13:45:59 +00:00
|
|
|
u32 total; /* total num of packets during the
|
|
|
|
* last TID_MAX_TIME_DIFF */
|
|
|
|
u8 queue_count; /* number of queues that has
|
|
|
|
* been used since the last cleanup */
|
|
|
|
u8 head; /* start of the circular buffer */
|
2011-08-31 11:39:29 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
/**
|
|
|
|
* struct il_lq_sta -- driver's rate scaling ilate structure
|
|
|
|
*
|
|
|
|
* Pointer to this gets passed back and forth between driver and mac80211.
|
|
|
|
*/
|
|
|
|
struct il_lq_sta {
|
|
|
|
u8 active_tbl; /* idx of active table, range 0-1 */
|
|
|
|
u8 enable_counter; /* indicates HT mode */
|
|
|
|
u8 stay_in_tbl; /* 1: disallow, 0: allow search for new mode */
|
|
|
|
u8 search_better_tbl; /* 1: currently trying alternate mode */
|
|
|
|
s32 last_tpt;
|
|
|
|
|
|
|
|
/* The following determine when to search for a new mode */
|
|
|
|
u32 table_count_limit;
|
|
|
|
u32 max_failure_limit; /* # failed frames before new search */
|
|
|
|
u32 max_success_limit; /* # successful frames before new search */
|
|
|
|
u32 table_count;
|
|
|
|
u32 total_failed; /* total failed frames, any/all rates */
|
|
|
|
u32 total_success; /* total successful frames, any/all rates */
|
|
|
|
u64 flush_timer; /* time staying in mode before new search */
|
|
|
|
|
|
|
|
u8 action_counter; /* # mode-switch actions tried */
|
|
|
|
u8 is_green;
|
|
|
|
u8 is_dup;
|
|
|
|
enum ieee80211_band band;
|
|
|
|
|
|
|
|
/* The following are bitmaps of rates; RATE_6M_MASK, etc. */
|
|
|
|
u32 supp_rates;
|
|
|
|
u16 active_legacy_rate;
|
|
|
|
u16 active_siso_rate;
|
|
|
|
u16 active_mimo2_rate;
|
2011-11-15 13:45:59 +00:00
|
|
|
s8 max_rate_idx; /* Max rate set by user */
|
2011-08-31 11:39:29 +00:00
|
|
|
u8 missed_rate_counter;
|
|
|
|
|
|
|
|
struct il_link_quality_cmd lq;
|
2011-11-15 13:45:59 +00:00
|
|
|
struct il_scale_tbl_info lq_info[LQ_SIZE]; /* "active", "search" */
|
2011-08-31 11:39:29 +00:00
|
|
|
struct il_traffic_load load[TID_MAX_LOAD_COUNT];
|
|
|
|
u8 tx_agg_tid_en;
|
|
|
|
#ifdef CONFIG_MAC80211_DEBUGFS
|
|
|
|
struct dentry *rs_sta_dbgfs_scale_table_file;
|
|
|
|
struct dentry *rs_sta_dbgfs_stats_table_file;
|
|
|
|
struct dentry *rs_sta_dbgfs_rate_scale_data_file;
|
|
|
|
struct dentry *rs_sta_dbgfs_tx_agg_tid_en_file;
|
|
|
|
u32 dbg_fixed_rate;
|
|
|
|
#endif
|
|
|
|
struct il_priv *drv;
|
|
|
|
|
|
|
|
/* used to be in sta_info */
|
|
|
|
int last_txrate_idx;
|
|
|
|
/* last tx rate_n_flags */
|
|
|
|
u32 last_rate_n_flags;
|
|
|
|
/* packets destined for this STA are aggregated */
|
|
|
|
u8 is_agg;
|
|
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
|
|
* il_station_priv: Driver's ilate station information
|
|
|
|
*
|
|
|
|
* When mac80211 creates a station it reserves some space (hw->sta_data_size)
|
|
|
|
* in the structure for use by driver. This structure is places in that
|
|
|
|
* space.
|
|
|
|
*
|
|
|
|
* The common struct MUST be first because it is shared between
|
|
|
|
* 3945 and 4965!
|
|
|
|
*/
|
|
|
|
struct il_station_priv {
|
|
|
|
struct il_station_priv_common common;
|
|
|
|
struct il_lq_sta lq_sta;
|
|
|
|
atomic_t pending_frames;
|
|
|
|
bool client;
|
|
|
|
bool asleep;
|
|
|
|
};
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u8
|
|
|
|
il4965_num_of_ant(u8 m)
|
2011-08-31 11:39:29 +00:00
|
|
|
{
|
|
|
|
return !!(m & ANT_A) + !!(m & ANT_B) + !!(m & ANT_C);
|
|
|
|
}
|
|
|
|
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u8
|
|
|
|
il4965_first_antenna(u8 mask)
|
2011-08-31 11:39:29 +00:00
|
|
|
{
|
|
|
|
if (mask & ANT_A)
|
|
|
|
return ANT_A;
|
|
|
|
if (mask & ANT_B)
|
|
|
|
return ANT_B;
|
|
|
|
return ANT_C;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* il3945_rate_scale_init - Initialize the rate scale table based on assoc info
|
|
|
|
*
|
|
|
|
* The specific throughput table used is based on the type of network
|
|
|
|
* the associated with, including A, B, G, and G w/ TGG protection
|
|
|
|
*/
|
|
|
|
extern void il3945_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id);
|
|
|
|
|
|
|
|
/* Initialize station's rate scaling information after adding station */
|
2011-11-15 13:45:59 +00:00
|
|
|
extern void il4965_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta,
|
|
|
|
u8 sta_id);
|
|
|
|
extern void il3945_rs_rate_init(struct il_priv *il, struct ieee80211_sta *sta,
|
|
|
|
u8 sta_id);
|
2011-08-31 11:39:29 +00:00
|
|
|
|
|
|
|
/**
|
|
|
|
* il_rate_control_register - Register the rate control algorithm callbacks
|
|
|
|
*
|
|
|
|
* Since the rate control algorithm is hardware specific, there is no need
|
|
|
|
* or reason to place it as a stand alone module. The driver can call
|
|
|
|
* il_rate_control_register in order to register the rate control callbacks
|
|
|
|
* with the mac80211 subsystem. This should be performed prior to calling
|
|
|
|
* ieee80211_register_hw
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
extern int il4965_rate_control_register(void);
|
|
|
|
extern int il3945_rate_control_register(void);
|
|
|
|
|
|
|
|
/**
|
|
|
|
* il_rate_control_unregister - Unregister the rate control callbacks
|
|
|
|
*
|
|
|
|
* This should be called after calling ieee80211_unregister_hw, but before
|
|
|
|
* the driver is unloaded.
|
|
|
|
*/
|
|
|
|
extern void il4965_rate_control_unregister(void);
|
|
|
|
extern void il3945_rate_control_unregister(void);
|
|
|
|
|
2011-08-31 11:53:04 +00:00
|
|
|
extern int il_power_update_mode(struct il_priv *il, bool force);
|
|
|
|
extern void il_power_initialize(struct il_priv *il);
|
2011-08-31 12:04:45 +00:00
|
|
|
|
2011-08-31 12:49:56 +00:00
|
|
|
extern u32 il_debug_level;
|
|
|
|
|
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUG
|
|
|
|
/*
|
|
|
|
* il_get_debug_level: Return active debug level for device
|
|
|
|
*
|
|
|
|
* Using sysfs it is possible to set per device debug level. This debug
|
|
|
|
* level will be used if set, otherwise the global debug level which can be
|
|
|
|
* set via module parameter is used.
|
|
|
|
*/
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u32
|
|
|
|
il_get_debug_level(struct il_priv *il)
|
2011-08-31 12:49:56 +00:00
|
|
|
{
|
|
|
|
if (il->debug_level)
|
|
|
|
return il->debug_level;
|
|
|
|
else
|
|
|
|
return il_debug_level;
|
|
|
|
}
|
|
|
|
#else
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline u32
|
|
|
|
il_get_debug_level(struct il_priv *il)
|
2011-08-31 12:49:56 +00:00
|
|
|
{
|
|
|
|
return il_debug_level;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#define il_print_hex_error(il, p, len) \
|
|
|
|
do { \
|
|
|
|
print_hex_dump(KERN_ERR, "iwl data: ", \
|
|
|
|
DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \
|
|
|
|
} while (0)
|
|
|
|
|
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUG
|
|
|
|
#define IL_DBG(level, fmt, args...) \
|
|
|
|
do { \
|
|
|
|
if (il_get_debug_level(il) & level) \
|
|
|
|
dev_printk(KERN_ERR, &il->hw->wiphy->dev, \
|
|
|
|
"%c %s " fmt, in_interrupt() ? 'I' : 'U', \
|
|
|
|
__func__ , ## args); \
|
|
|
|
} while (0)
|
|
|
|
|
2011-11-15 13:51:01 +00:00
|
|
|
#define il_print_hex_dump(il, level, p, len) \
|
2011-08-31 12:49:56 +00:00
|
|
|
do { \
|
|
|
|
if (il_get_debug_level(il) & level) \
|
|
|
|
print_hex_dump(KERN_DEBUG, "iwl data: ", \
|
|
|
|
DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \
|
|
|
|
} while (0)
|
|
|
|
|
|
|
|
#else
|
|
|
|
#define IL_DBG(level, fmt, args...)
|
2011-11-15 13:45:59 +00:00
|
|
|
static inline void
|
|
|
|
il_print_hex_dump(struct il_priv *il, int level, const void *p, u32 len)
|
|
|
|
{
|
|
|
|
}
|
|
|
|
#endif /* CONFIG_IWLEGACY_DEBUG */
|
2011-08-31 12:49:56 +00:00
|
|
|
|
|
|
|
#ifdef CONFIG_IWLEGACY_DEBUGFS
|
|
|
|
int il_dbgfs_register(struct il_priv *il, const char *name);
|
|
|
|
void il_dbgfs_unregister(struct il_priv *il);
|
|
|
|
#else
|
|
|
|
static inline int
|
|
|
|
il_dbgfs_register(struct il_priv *il, const char *name)
|
|
|
|
{
|
|
|
|
return 0;
|
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
|
|
|
|
static inline void
|
|
|
|
il_dbgfs_unregister(struct il_priv *il)
|
2011-08-31 12:49:56 +00:00
|
|
|
{
|
|
|
|
}
|
2011-11-15 13:45:59 +00:00
|
|
|
#endif /* CONFIG_IWLEGACY_DEBUGFS */
|
2011-08-31 12:49:56 +00:00
|
|
|
|
|
|
|
/*
|
|
|
|
* To use the debug system:
|
|
|
|
*
|
|
|
|
* If you are defining a new debug classification, simply add it to the #define
|
|
|
|
* list here in the form of
|
|
|
|
*
|
|
|
|
* #define IL_DL_xxxx VALUE
|
|
|
|
*
|
|
|
|
* where xxxx should be the name of the classification (for example, WEP).
|
|
|
|
*
|
|
|
|
* You then need to either add a IL_xxxx_DEBUG() macro definition for your
|
|
|
|
* classification, or use IL_DBG(IL_DL_xxxx, ...) whenever you want
|
|
|
|
* to send output to that classification.
|
|
|
|
*
|
|
|
|
* The active debug levels can be accessed via files
|
|
|
|
*
|
2011-11-15 13:51:01 +00:00
|
|
|
* /sys/module/iwl4965/parameters/debug
|
2011-08-31 12:49:56 +00:00
|
|
|
* /sys/module/iwl3945/parameters/debug
|
2011-11-15 13:51:01 +00:00
|
|
|
* /sys/class/net/wlan0/device/debug_level
|
2011-08-31 12:49:56 +00:00
|
|
|
*
|
|
|
|
* when CONFIG_IWLEGACY_DEBUG=y.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* 0x0000000F - 0x00000001 */
|
|
|
|
#define IL_DL_INFO (1 << 0)
|
|
|
|
#define IL_DL_MAC80211 (1 << 1)
|
|
|
|
#define IL_DL_HCMD (1 << 2)
|
|
|
|
#define IL_DL_STATE (1 << 3)
|
|
|
|
/* 0x000000F0 - 0x00000010 */
|
|
|
|
#define IL_DL_MACDUMP (1 << 4)
|
|
|
|
#define IL_DL_HCMD_DUMP (1 << 5)
|
|
|
|
#define IL_DL_EEPROM (1 << 6)
|
|
|
|
#define IL_DL_RADIO (1 << 7)
|
|
|
|
/* 0x00000F00 - 0x00000100 */
|
|
|
|
#define IL_DL_POWER (1 << 8)
|
|
|
|
#define IL_DL_TEMP (1 << 9)
|
|
|
|
#define IL_DL_NOTIF (1 << 10)
|
|
|
|
#define IL_DL_SCAN (1 << 11)
|
|
|
|
/* 0x0000F000 - 0x00001000 */
|
|
|
|
#define IL_DL_ASSOC (1 << 12)
|
|
|
|
#define IL_DL_DROP (1 << 13)
|
|
|
|
#define IL_DL_TXPOWER (1 << 14)
|
|
|
|
#define IL_DL_AP (1 << 15)
|
|
|
|
/* 0x000F0000 - 0x00010000 */
|
|
|
|
#define IL_DL_FW (1 << 16)
|
|
|
|
#define IL_DL_RF_KILL (1 << 17)
|
|
|
|
#define IL_DL_FW_ERRORS (1 << 18)
|
|
|
|
#define IL_DL_LED (1 << 19)
|
|
|
|
/* 0x00F00000 - 0x00100000 */
|
|
|
|
#define IL_DL_RATE (1 << 20)
|
|
|
|
#define IL_DL_CALIB (1 << 21)
|
|
|
|
#define IL_DL_WEP (1 << 22)
|
|
|
|
#define IL_DL_TX (1 << 23)
|
|
|
|
/* 0x0F000000 - 0x01000000 */
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#define IL_DL_RX (1 << 24)
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#define IL_DL_ISR (1 << 25)
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#define IL_DL_HT (1 << 26)
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/* 0xF0000000 - 0x10000000 */
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#define IL_DL_11H (1 << 28)
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#define IL_DL_STATS (1 << 29)
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#define IL_DL_TX_REPLY (1 << 30)
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#define IL_DL_QOS (1 << 31)
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#define D_INFO(f, a...) IL_DBG(IL_DL_INFO, f, ## a)
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#define D_MAC80211(f, a...) IL_DBG(IL_DL_MAC80211, f, ## a)
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#define D_MACDUMP(f, a...) IL_DBG(IL_DL_MACDUMP, f, ## a)
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#define D_TEMP(f, a...) IL_DBG(IL_DL_TEMP, f, ## a)
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#define D_SCAN(f, a...) IL_DBG(IL_DL_SCAN, f, ## a)
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#define D_RX(f, a...) IL_DBG(IL_DL_RX, f, ## a)
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#define D_TX(f, a...) IL_DBG(IL_DL_TX, f, ## a)
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#define D_ISR(f, a...) IL_DBG(IL_DL_ISR, f, ## a)
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#define D_LED(f, a...) IL_DBG(IL_DL_LED, f, ## a)
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#define D_WEP(f, a...) IL_DBG(IL_DL_WEP, f, ## a)
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#define D_HC(f, a...) IL_DBG(IL_DL_HCMD, f, ## a)
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#define D_HC_DUMP(f, a...) IL_DBG(IL_DL_HCMD_DUMP, f, ## a)
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#define D_EEPROM(f, a...) IL_DBG(IL_DL_EEPROM, f, ## a)
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#define D_CALIB(f, a...) IL_DBG(IL_DL_CALIB, f, ## a)
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#define D_FW(f, a...) IL_DBG(IL_DL_FW, f, ## a)
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#define D_RF_KILL(f, a...) IL_DBG(IL_DL_RF_KILL, f, ## a)
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#define D_DROP(f, a...) IL_DBG(IL_DL_DROP, f, ## a)
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#define D_AP(f, a...) IL_DBG(IL_DL_AP, f, ## a)
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#define D_TXPOWER(f, a...) IL_DBG(IL_DL_TXPOWER, f, ## a)
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#define D_RATE(f, a...) IL_DBG(IL_DL_RATE, f, ## a)
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#define D_NOTIF(f, a...) IL_DBG(IL_DL_NOTIF, f, ## a)
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#define D_ASSOC(f, a...) IL_DBG(IL_DL_ASSOC, f, ## a)
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#define D_HT(f, a...) IL_DBG(IL_DL_HT, f, ## a)
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#define D_STATS(f, a...) IL_DBG(IL_DL_STATS, f, ## a)
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#define D_TX_REPLY(f, a...) IL_DBG(IL_DL_TX_REPLY, f, ## a)
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#define D_QOS(f, a...) IL_DBG(IL_DL_QOS, f, ## a)
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#define D_RADIO(f, a...) IL_DBG(IL_DL_RADIO, f, ## a)
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#define D_POWER(f, a...) IL_DBG(IL_DL_POWER, f, ## a)
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#define D_11H(f, a...) IL_DBG(IL_DL_11H, f, ## a)
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2011-10-24 13:41:30 +00:00
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#endif /* __il_core_h__ */
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