forked from Minki/linux
99673ee556
Get this information from the transport layer. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
400 lines
15 KiB
C
400 lines
15 KiB
C
/******************************************************************************
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*
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2007 - 2012 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
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* USA
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*
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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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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* BSD LICENSE
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*
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* Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*****************************************************************************/
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/pci-aspm.h>
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#include "iwl-bus.h"
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#include "iwl-io.h"
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#include "iwl-shared.h"
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#include "iwl-trans.h"
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#include "iwl-csr.h"
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#include "iwl-cfg.h"
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#define IWL_PCI_DEVICE(dev, subdev, cfg) \
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.vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \
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.subvendor = PCI_ANY_ID, .subdevice = (subdev), \
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.driver_data = (kernel_ulong_t)&(cfg)
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/* Hardware specific file defines the PCI IDs table for that hardware module */
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static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = {
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{IWL_PCI_DEVICE(0x4232, 0x1201, iwl5100_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1301, iwl5100_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1204, iwl5100_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1304, iwl5100_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1205, iwl5100_bgn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1305, iwl5100_bgn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1206, iwl5100_abg_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1306, iwl5100_abg_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1221, iwl5100_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1321, iwl5100_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1224, iwl5100_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1324, iwl5100_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1225, iwl5100_bgn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1325, iwl5100_bgn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1226, iwl5100_abg_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4232, 0x1326, iwl5100_abg_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4237, 0x1211, iwl5100_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4237, 0x1311, iwl5100_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4237, 0x1214, iwl5100_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4237, 0x1314, iwl5100_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4237, 0x1215, iwl5100_bgn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4237, 0x1315, iwl5100_bgn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4237, 0x1216, iwl5100_abg_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4237, 0x1316, iwl5100_abg_cfg)}, /* Half Mini Card */
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/* 5300 Series WiFi */
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{IWL_PCI_DEVICE(0x4235, 0x1021, iwl5300_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4235, 0x1121, iwl5300_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4235, 0x1024, iwl5300_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4235, 0x1124, iwl5300_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4235, 0x1001, iwl5300_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4235, 0x1101, iwl5300_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4235, 0x1004, iwl5300_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4235, 0x1104, iwl5300_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4236, 0x1011, iwl5300_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4236, 0x1111, iwl5300_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x4236, 0x1014, iwl5300_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x4236, 0x1114, iwl5300_agn_cfg)}, /* Half Mini Card */
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/* 5350 Series WiFi/WiMax */
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{IWL_PCI_DEVICE(0x423A, 0x1001, iwl5350_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x423A, 0x1021, iwl5350_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x423B, 0x1011, iwl5350_agn_cfg)}, /* Mini Card */
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/* 5150 Series Wifi/WiMax */
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{IWL_PCI_DEVICE(0x423C, 0x1201, iwl5150_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x423C, 0x1301, iwl5150_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x423C, 0x1206, iwl5150_abg_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x423C, 0x1306, iwl5150_abg_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x423C, 0x1221, iwl5150_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x423C, 0x1321, iwl5150_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x423D, 0x1211, iwl5150_agn_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x423D, 0x1311, iwl5150_agn_cfg)}, /* Half Mini Card */
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{IWL_PCI_DEVICE(0x423D, 0x1216, iwl5150_abg_cfg)}, /* Mini Card */
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{IWL_PCI_DEVICE(0x423D, 0x1316, iwl5150_abg_cfg)}, /* Half Mini Card */
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/* 6x00 Series */
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{IWL_PCI_DEVICE(0x422B, 0x1101, iwl6000_3agn_cfg)},
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{IWL_PCI_DEVICE(0x422B, 0x1121, iwl6000_3agn_cfg)},
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{IWL_PCI_DEVICE(0x422C, 0x1301, iwl6000i_2agn_cfg)},
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{IWL_PCI_DEVICE(0x422C, 0x1306, iwl6000i_2abg_cfg)},
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{IWL_PCI_DEVICE(0x422C, 0x1307, iwl6000i_2bg_cfg)},
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{IWL_PCI_DEVICE(0x422C, 0x1321, iwl6000i_2agn_cfg)},
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{IWL_PCI_DEVICE(0x422C, 0x1326, iwl6000i_2abg_cfg)},
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{IWL_PCI_DEVICE(0x4238, 0x1111, iwl6000_3agn_cfg)},
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{IWL_PCI_DEVICE(0x4239, 0x1311, iwl6000i_2agn_cfg)},
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{IWL_PCI_DEVICE(0x4239, 0x1316, iwl6000i_2abg_cfg)},
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/* 6x05 Series */
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{IWL_PCI_DEVICE(0x0082, 0x1301, iwl6005_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0082, 0x1306, iwl6005_2abg_cfg)},
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{IWL_PCI_DEVICE(0x0082, 0x1307, iwl6005_2bg_cfg)},
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{IWL_PCI_DEVICE(0x0082, 0x1321, iwl6005_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0082, 0x1326, iwl6005_2abg_cfg)},
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{IWL_PCI_DEVICE(0x0085, 0x1311, iwl6005_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0085, 0x1316, iwl6005_2abg_cfg)},
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{IWL_PCI_DEVICE(0x0082, 0xC020, iwl6005_2agn_sff_cfg)},
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{IWL_PCI_DEVICE(0x0085, 0xC220, iwl6005_2agn_sff_cfg)},
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{IWL_PCI_DEVICE(0x0082, 0x1341, iwl6005_2agn_d_cfg)},
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{IWL_PCI_DEVICE(0x0082, 0x1304, iwl6005_2agn_cfg)},/* low 5GHz active */
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{IWL_PCI_DEVICE(0x0082, 0x1305, iwl6005_2agn_cfg)},/* high 5GHz active */
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/* 6x30 Series */
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{IWL_PCI_DEVICE(0x008A, 0x5305, iwl1030_bgn_cfg)},
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{IWL_PCI_DEVICE(0x008A, 0x5307, iwl1030_bg_cfg)},
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{IWL_PCI_DEVICE(0x008A, 0x5325, iwl1030_bgn_cfg)},
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{IWL_PCI_DEVICE(0x008A, 0x5327, iwl1030_bg_cfg)},
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{IWL_PCI_DEVICE(0x008B, 0x5315, iwl1030_bgn_cfg)},
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{IWL_PCI_DEVICE(0x008B, 0x5317, iwl1030_bg_cfg)},
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{IWL_PCI_DEVICE(0x0090, 0x5211, iwl6030_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0090, 0x5215, iwl6030_2bgn_cfg)},
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{IWL_PCI_DEVICE(0x0090, 0x5216, iwl6030_2abg_cfg)},
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{IWL_PCI_DEVICE(0x0091, 0x5201, iwl6030_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0091, 0x5205, iwl6030_2bgn_cfg)},
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{IWL_PCI_DEVICE(0x0091, 0x5206, iwl6030_2abg_cfg)},
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{IWL_PCI_DEVICE(0x0091, 0x5207, iwl6030_2bg_cfg)},
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{IWL_PCI_DEVICE(0x0091, 0x5221, iwl6030_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0091, 0x5225, iwl6030_2bgn_cfg)},
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{IWL_PCI_DEVICE(0x0091, 0x5226, iwl6030_2abg_cfg)},
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/* 6x50 WiFi/WiMax Series */
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{IWL_PCI_DEVICE(0x0087, 0x1301, iwl6050_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0087, 0x1306, iwl6050_2abg_cfg)},
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{IWL_PCI_DEVICE(0x0087, 0x1321, iwl6050_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0087, 0x1326, iwl6050_2abg_cfg)},
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{IWL_PCI_DEVICE(0x0089, 0x1311, iwl6050_2agn_cfg)},
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{IWL_PCI_DEVICE(0x0089, 0x1316, iwl6050_2abg_cfg)},
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/* 6150 WiFi/WiMax Series */
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{IWL_PCI_DEVICE(0x0885, 0x1305, iwl6150_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0885, 0x1307, iwl6150_bg_cfg)},
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{IWL_PCI_DEVICE(0x0885, 0x1325, iwl6150_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0885, 0x1327, iwl6150_bg_cfg)},
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{IWL_PCI_DEVICE(0x0886, 0x1315, iwl6150_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0886, 0x1317, iwl6150_bg_cfg)},
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/* 1000 Series WiFi */
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{IWL_PCI_DEVICE(0x0083, 0x1205, iwl1000_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0083, 0x1305, iwl1000_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0083, 0x1225, iwl1000_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0083, 0x1325, iwl1000_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0084, 0x1215, iwl1000_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0084, 0x1315, iwl1000_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0083, 0x1206, iwl1000_bg_cfg)},
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{IWL_PCI_DEVICE(0x0083, 0x1306, iwl1000_bg_cfg)},
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{IWL_PCI_DEVICE(0x0083, 0x1226, iwl1000_bg_cfg)},
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{IWL_PCI_DEVICE(0x0083, 0x1326, iwl1000_bg_cfg)},
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{IWL_PCI_DEVICE(0x0084, 0x1216, iwl1000_bg_cfg)},
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{IWL_PCI_DEVICE(0x0084, 0x1316, iwl1000_bg_cfg)},
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/* 100 Series WiFi */
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{IWL_PCI_DEVICE(0x08AE, 0x1005, iwl100_bgn_cfg)},
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{IWL_PCI_DEVICE(0x08AE, 0x1007, iwl100_bg_cfg)},
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{IWL_PCI_DEVICE(0x08AF, 0x1015, iwl100_bgn_cfg)},
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{IWL_PCI_DEVICE(0x08AF, 0x1017, iwl100_bg_cfg)},
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{IWL_PCI_DEVICE(0x08AE, 0x1025, iwl100_bgn_cfg)},
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{IWL_PCI_DEVICE(0x08AE, 0x1027, iwl100_bg_cfg)},
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/* 130 Series WiFi */
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{IWL_PCI_DEVICE(0x0896, 0x5005, iwl130_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0896, 0x5007, iwl130_bg_cfg)},
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{IWL_PCI_DEVICE(0x0897, 0x5015, iwl130_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0897, 0x5017, iwl130_bg_cfg)},
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{IWL_PCI_DEVICE(0x0896, 0x5025, iwl130_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0896, 0x5027, iwl130_bg_cfg)},
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/* 2x00 Series */
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{IWL_PCI_DEVICE(0x0890, 0x4022, iwl2000_2bgn_cfg)},
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{IWL_PCI_DEVICE(0x0891, 0x4222, iwl2000_2bgn_cfg)},
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{IWL_PCI_DEVICE(0x0890, 0x4422, iwl2000_2bgn_cfg)},
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{IWL_PCI_DEVICE(0x0890, 0x4822, iwl2000_2bgn_d_cfg)},
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/* 2x30 Series */
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{IWL_PCI_DEVICE(0x0887, 0x4062, iwl2030_2bgn_cfg)},
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{IWL_PCI_DEVICE(0x0888, 0x4262, iwl2030_2bgn_cfg)},
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{IWL_PCI_DEVICE(0x0887, 0x4462, iwl2030_2bgn_cfg)},
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/* 6x35 Series */
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{IWL_PCI_DEVICE(0x088E, 0x4060, iwl6035_2agn_cfg)},
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{IWL_PCI_DEVICE(0x088F, 0x4260, iwl6035_2agn_cfg)},
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{IWL_PCI_DEVICE(0x088E, 0x4460, iwl6035_2agn_cfg)},
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/* 105 Series */
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{IWL_PCI_DEVICE(0x0894, 0x0022, iwl105_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0895, 0x0222, iwl105_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0894, 0x0422, iwl105_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0894, 0x0822, iwl105_bgn_d_cfg)},
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/* 135 Series */
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{IWL_PCI_DEVICE(0x0892, 0x0062, iwl135_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0893, 0x0262, iwl135_bgn_cfg)},
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{IWL_PCI_DEVICE(0x0892, 0x0462, iwl135_bgn_cfg)},
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{0}
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};
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MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids);
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/* PCI registers */
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#define PCI_CFG_RETRY_TIMEOUT 0x041
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static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
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{
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struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
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struct iwl_bus *bus;
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int err;
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bus = kzalloc(sizeof(*bus), GFP_KERNEL);
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if (!bus) {
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dev_printk(KERN_ERR, &pdev->dev,
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"Couldn't allocate iwl_pci_bus");
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return -ENOMEM;
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}
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bus->shrd = kzalloc(sizeof(*bus->shrd), GFP_KERNEL);
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if (!bus->shrd) {
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dev_printk(KERN_ERR, &pdev->dev,
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"Couldn't allocate iwl_shared");
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err = -ENOMEM;
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goto out_free_bus;
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}
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bus->shrd->bus = bus;
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pci_set_drvdata(pdev, bus);
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#ifdef CONFIG_IWLWIFI_IDI
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trans(bus) = iwl_trans_idi_alloc(bus->shrd, pdev, ent);
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if (trans(bus) == NULL) {
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err = -ENOMEM;
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goto out_free_bus;
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}
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err = iwl_probe(bus, &trans_ops_idi, cfg);
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#else
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trans(bus) = iwl_trans_pcie_alloc(bus->shrd, pdev, ent);
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if (trans(bus) == NULL) {
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err = -ENOMEM;
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goto out_free_bus;
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}
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err = iwl_probe(bus, &trans_ops_pcie, cfg);
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#endif
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if (err)
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goto out_free_trans;
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return 0;
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out_free_trans:
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iwl_trans_free(trans(bus));
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pci_set_drvdata(pdev, NULL);
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out_free_bus:
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kfree(bus->shrd);
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kfree(bus);
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return err;
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}
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static void __devexit iwl_pci_remove(struct pci_dev *pdev)
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{
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struct iwl_bus *bus = pci_get_drvdata(pdev);
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struct iwl_shared *shrd = bus->shrd;
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iwl_remove(shrd->priv);
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iwl_trans_free(shrd->trans);
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pci_set_drvdata(pdev, NULL);
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kfree(bus->shrd);
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kfree(bus);
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}
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#ifdef CONFIG_PM_SLEEP
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static int iwl_pci_suspend(struct device *device)
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{
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struct pci_dev *pdev = to_pci_dev(device);
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struct iwl_bus *bus = pci_get_drvdata(pdev);
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struct iwl_shared *shrd = bus->shrd;
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/* Before you put code here, think about WoWLAN. You cannot check here
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* whether WoWLAN is enabled or not, and your code will run even if
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* WoWLAN is enabled - don't kill the NIC, someone may need it in Sx.
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*/
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return iwl_trans_suspend(shrd->trans);
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}
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static int iwl_pci_resume(struct device *device)
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{
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struct pci_dev *pdev = to_pci_dev(device);
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struct iwl_bus *bus = pci_get_drvdata(pdev);
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struct iwl_shared *shrd = bus->shrd;
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/* Before you put code here, think about WoWLAN. You cannot check here
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* whether WoWLAN is enabled or not, and your code will run even if
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* WoWLAN is enabled - the NIC may be alive.
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*/
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/*
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* We disable the RETRY_TIMEOUT register (0x41) to keep
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* PCI Tx retries from interfering with C3 CPU state.
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*/
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pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00);
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return iwl_trans_resume(shrd->trans);
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}
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static SIMPLE_DEV_PM_OPS(iwl_dev_pm_ops, iwl_pci_suspend, iwl_pci_resume);
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#define IWL_PM_OPS (&iwl_dev_pm_ops)
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#else
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#define IWL_PM_OPS NULL
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#endif
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static struct pci_driver iwl_pci_driver = {
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.name = DRV_NAME,
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.id_table = iwl_hw_card_ids,
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.probe = iwl_pci_probe,
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.remove = __devexit_p(iwl_pci_remove),
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.driver.pm = IWL_PM_OPS,
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};
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int __must_check iwl_pci_register_driver(void)
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{
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int ret;
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ret = pci_register_driver(&iwl_pci_driver);
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if (ret)
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pr_err("Unable to initialize PCI module\n");
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return ret;
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}
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void iwl_pci_unregister_driver(void)
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{
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pci_unregister_driver(&iwl_pci_driver);
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}
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