forked from Minki/linux
b319d3eb96
Add additional sku to 105 series Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
570 lines
20 KiB
C
570 lines
20 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 - 2011 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 - 2011 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/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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/* PCI registers */
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#define PCI_CFG_RETRY_TIMEOUT 0x041
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#define PCI_CFG_LINK_CTRL_VAL_L0S_EN 0x01
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#define PCI_CFG_LINK_CTRL_VAL_L1_EN 0x02
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struct iwl_pci_bus {
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/* basic pci-network driver stuff */
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struct pci_dev *pci_dev;
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/* pci hardware address support */
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void __iomem *hw_base;
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};
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#define IWL_BUS_GET_PCI_BUS(_iwl_bus) \
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((struct iwl_pci_bus *) ((_iwl_bus)->bus_specific))
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#define IWL_BUS_GET_PCI_DEV(_iwl_bus) \
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((IWL_BUS_GET_PCI_BUS(_iwl_bus))->pci_dev)
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static u16 iwl_pciexp_link_ctrl(struct iwl_bus *bus)
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{
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int pos;
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u16 pci_lnk_ctl;
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struct pci_dev *pci_dev = IWL_BUS_GET_PCI_DEV(bus);
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pos = pci_pcie_cap(pci_dev);
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pci_read_config_word(pci_dev, pos + PCI_EXP_LNKCTL, &pci_lnk_ctl);
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return pci_lnk_ctl;
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}
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static bool iwl_pci_is_pm_supported(struct iwl_bus *bus)
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{
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u16 lctl = iwl_pciexp_link_ctrl(bus);
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return !(lctl & PCI_CFG_LINK_CTRL_VAL_L0S_EN);
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}
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static void iwl_pci_apm_config(struct iwl_bus *bus)
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{
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/*
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* HW bug W/A for instability in PCIe bus L0S->L1 transition.
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* Check if BIOS (or OS) enabled L1-ASPM on this device.
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* If so (likely), disable L0S, so device moves directly L0->L1;
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* costs negligible amount of power savings.
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* If not (unlikely), enable L0S, so there is at least some
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* power savings, even without L1.
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*/
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u16 lctl = iwl_pciexp_link_ctrl(bus);
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if ((lctl & PCI_CFG_LINK_CTRL_VAL_L1_EN) ==
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PCI_CFG_LINK_CTRL_VAL_L1_EN) {
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/* L1-ASPM enabled; disable(!) L0S */
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iwl_set_bit(bus, CSR_GIO_REG,
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CSR_GIO_REG_VAL_L0S_ENABLED);
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dev_printk(KERN_INFO, bus->dev, "L1 Enabled; Disabling L0S\n");
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} else {
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/* L1-ASPM disabled; enable(!) L0S */
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iwl_clear_bit(bus, CSR_GIO_REG,
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CSR_GIO_REG_VAL_L0S_ENABLED);
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dev_printk(KERN_INFO, bus->dev, "L1 Disabled; Enabling L0S\n");
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}
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}
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static void iwl_pci_get_hw_id(struct iwl_bus *bus, char buf[],
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int buf_len)
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{
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struct pci_dev *pci_dev = IWL_BUS_GET_PCI_DEV(bus);
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snprintf(buf, buf_len, "PCI ID: 0x%04X:0x%04X", pci_dev->device,
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pci_dev->subsystem_device);
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}
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static void iwl_pci_write8(struct iwl_bus *bus, u32 ofs, u8 val)
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{
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iowrite8(val, IWL_BUS_GET_PCI_BUS(bus)->hw_base + ofs);
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}
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static void iwl_pci_write32(struct iwl_bus *bus, u32 ofs, u32 val)
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{
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iowrite32(val, IWL_BUS_GET_PCI_BUS(bus)->hw_base + ofs);
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}
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static u32 iwl_pci_read32(struct iwl_bus *bus, u32 ofs)
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{
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u32 val = ioread32(IWL_BUS_GET_PCI_BUS(bus)->hw_base + ofs);
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return val;
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}
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static const struct iwl_bus_ops bus_ops_pci = {
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.get_pm_support = iwl_pci_is_pm_supported,
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.apm_config = iwl_pci_apm_config,
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.get_hw_id = iwl_pci_get_hw_id,
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.write8 = iwl_pci_write8,
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.write32 = iwl_pci_write32,
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.read32 = iwl_pci_read32,
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};
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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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/* 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, 0x4026, iwl2000_2bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0891, 0x4226, iwl2000_2bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0890, 0x4426, iwl2000_2bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0890, 0x4822, iwl2000_2bgn_d_cfg)},
|
|
|
|
/* 2x30 Series */
|
|
{IWL_PCI_DEVICE(0x0887, 0x4062, iwl2030_2bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0888, 0x4262, iwl2030_2bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0887, 0x4462, iwl2030_2bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0887, 0x4066, iwl2030_2bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0888, 0x4266, iwl2030_2bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0887, 0x4466, iwl2030_2bg_cfg)},
|
|
|
|
/* 6x35 Series */
|
|
{IWL_PCI_DEVICE(0x088E, 0x4060, iwl6035_2agn_cfg)},
|
|
{IWL_PCI_DEVICE(0x088F, 0x4260, iwl6035_2agn_cfg)},
|
|
{IWL_PCI_DEVICE(0x088E, 0x4460, iwl6035_2agn_cfg)},
|
|
{IWL_PCI_DEVICE(0x088E, 0x4064, iwl6035_2abg_cfg)},
|
|
{IWL_PCI_DEVICE(0x088F, 0x4264, iwl6035_2abg_cfg)},
|
|
{IWL_PCI_DEVICE(0x088E, 0x4464, iwl6035_2abg_cfg)},
|
|
{IWL_PCI_DEVICE(0x088E, 0x4066, iwl6035_2bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x088F, 0x4266, iwl6035_2bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x088E, 0x4466, iwl6035_2bg_cfg)},
|
|
|
|
/* 105 Series */
|
|
{IWL_PCI_DEVICE(0x0894, 0x0022, iwl105_bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0895, 0x0222, iwl105_bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0894, 0x0422, iwl105_bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0894, 0x0026, iwl105_bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0895, 0x0226, iwl105_bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0894, 0x0426, iwl105_bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0894, 0x0822, iwl105_bgn_d_cfg)},
|
|
|
|
/* 135 Series */
|
|
{IWL_PCI_DEVICE(0x0892, 0x0062, iwl135_bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0893, 0x0262, iwl135_bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0892, 0x0462, iwl135_bgn_cfg)},
|
|
{IWL_PCI_DEVICE(0x0892, 0x0066, iwl135_bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0893, 0x0266, iwl135_bg_cfg)},
|
|
{IWL_PCI_DEVICE(0x0892, 0x0466, iwl135_bg_cfg)},
|
|
|
|
{0}
|
|
};
|
|
MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids);
|
|
|
|
static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
|
|
{
|
|
struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
|
|
struct iwl_bus *bus;
|
|
struct iwl_pci_bus *pci_bus;
|
|
u16 pci_cmd;
|
|
int err;
|
|
|
|
bus = kzalloc(sizeof(*bus) + sizeof(*pci_bus), GFP_KERNEL);
|
|
if (!bus) {
|
|
dev_printk(KERN_ERR, &pdev->dev,
|
|
"Couldn't allocate iwl_pci_bus");
|
|
err = -ENOMEM;
|
|
goto out_no_pci;
|
|
}
|
|
|
|
pci_bus = IWL_BUS_GET_PCI_BUS(bus);
|
|
pci_bus->pci_dev = pdev;
|
|
|
|
pci_set_drvdata(pdev, bus);
|
|
|
|
/* W/A - seems to solve weird behavior. We need to remove this if we
|
|
* don't want to stay in L1 all the time. This wastes a lot of power */
|
|
pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
|
|
PCIE_LINK_STATE_CLKPM);
|
|
|
|
if (pci_enable_device(pdev)) {
|
|
err = -ENODEV;
|
|
goto out_no_pci;
|
|
}
|
|
|
|
pci_set_master(pdev);
|
|
|
|
err = pci_set_dma_mask(pdev, DMA_BIT_MASK(36));
|
|
if (!err)
|
|
err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(36));
|
|
if (err) {
|
|
err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
|
|
if (!err)
|
|
err = pci_set_consistent_dma_mask(pdev,
|
|
DMA_BIT_MASK(32));
|
|
/* both attempts failed: */
|
|
if (err) {
|
|
dev_printk(KERN_ERR, bus->dev,
|
|
"No suitable DMA available.\n");
|
|
goto out_pci_disable_device;
|
|
}
|
|
}
|
|
|
|
err = pci_request_regions(pdev, DRV_NAME);
|
|
if (err) {
|
|
dev_printk(KERN_ERR, bus->dev, "pci_request_regions failed");
|
|
goto out_pci_disable_device;
|
|
}
|
|
|
|
pci_bus->hw_base = pci_iomap(pdev, 0, 0);
|
|
if (!pci_bus->hw_base) {
|
|
dev_printk(KERN_ERR, bus->dev, "pci_iomap failed");
|
|
err = -ENODEV;
|
|
goto out_pci_release_regions;
|
|
}
|
|
|
|
dev_printk(KERN_INFO, &pdev->dev,
|
|
"pci_resource_len = 0x%08llx\n",
|
|
(unsigned long long) pci_resource_len(pdev, 0));
|
|
dev_printk(KERN_INFO, &pdev->dev,
|
|
"pci_resource_base = %p\n", pci_bus->hw_base);
|
|
|
|
dev_printk(KERN_INFO, &pdev->dev,
|
|
"HW Revision ID = 0x%X\n", pdev->revision);
|
|
|
|
/* We disable the RETRY_TIMEOUT register (0x41) to keep
|
|
* PCI Tx retries from interfering with C3 CPU state */
|
|
pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00);
|
|
|
|
err = pci_enable_msi(pdev);
|
|
if (err) {
|
|
dev_printk(KERN_ERR, &pdev->dev, "pci_enable_msi failed");
|
|
goto out_iounmap;
|
|
}
|
|
|
|
/* TODO: Move this away, not needed if not MSI */
|
|
/* enable rfkill interrupt: hw bug w/a */
|
|
pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd);
|
|
if (pci_cmd & PCI_COMMAND_INTX_DISABLE) {
|
|
pci_cmd &= ~PCI_COMMAND_INTX_DISABLE;
|
|
pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
|
|
}
|
|
|
|
bus->dev = &pdev->dev;
|
|
bus->irq = pdev->irq;
|
|
bus->ops = &bus_ops_pci;
|
|
|
|
err = iwl_probe(bus, &trans_ops_pcie, cfg);
|
|
if (err)
|
|
goto out_disable_msi;
|
|
return 0;
|
|
|
|
out_disable_msi:
|
|
pci_disable_msi(pdev);
|
|
out_iounmap:
|
|
pci_iounmap(pdev, pci_bus->hw_base);
|
|
out_pci_release_regions:
|
|
pci_set_drvdata(pdev, NULL);
|
|
pci_release_regions(pdev);
|
|
out_pci_disable_device:
|
|
pci_disable_device(pdev);
|
|
out_no_pci:
|
|
kfree(bus);
|
|
return err;
|
|
}
|
|
|
|
static void __devexit iwl_pci_remove(struct pci_dev *pdev)
|
|
{
|
|
struct iwl_bus *bus = pci_get_drvdata(pdev);
|
|
struct iwl_pci_bus *pci_bus = IWL_BUS_GET_PCI_BUS(bus);
|
|
struct pci_dev *pci_dev = IWL_BUS_GET_PCI_DEV(bus);
|
|
struct iwl_shared *shrd = bus->shrd;
|
|
|
|
iwl_remove(shrd->priv);
|
|
|
|
pci_disable_msi(pci_dev);
|
|
pci_iounmap(pci_dev, pci_bus->hw_base);
|
|
pci_release_regions(pci_dev);
|
|
pci_disable_device(pci_dev);
|
|
pci_set_drvdata(pci_dev, NULL);
|
|
|
|
kfree(bus);
|
|
}
|
|
|
|
#ifdef CONFIG_PM_SLEEP
|
|
|
|
static int iwl_pci_suspend(struct device *device)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(device);
|
|
struct iwl_bus *bus = pci_get_drvdata(pdev);
|
|
struct iwl_shared *shrd = bus->shrd;
|
|
|
|
/* Before you put code here, think about WoWLAN. You cannot check here
|
|
* whether WoWLAN is enabled or not, and your code will run even if
|
|
* WoWLAN is enabled - don't kill the NIC, someone may need it in Sx.
|
|
*/
|
|
|
|
return iwl_trans_suspend(shrd->trans);
|
|
}
|
|
|
|
static int iwl_pci_resume(struct device *device)
|
|
{
|
|
struct pci_dev *pdev = to_pci_dev(device);
|
|
struct iwl_bus *bus = pci_get_drvdata(pdev);
|
|
struct iwl_shared *shrd = bus->shrd;
|
|
|
|
/* Before you put code here, think about WoWLAN. You cannot check here
|
|
* whether WoWLAN is enabled or not, and your code will run even if
|
|
* WoWLAN is enabled - the NIC may be alive.
|
|
*/
|
|
|
|
/*
|
|
* We disable the RETRY_TIMEOUT register (0x41) to keep
|
|
* PCI Tx retries from interfering with C3 CPU state.
|
|
*/
|
|
pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00);
|
|
|
|
return iwl_trans_resume(shrd->trans);
|
|
}
|
|
|
|
static SIMPLE_DEV_PM_OPS(iwl_dev_pm_ops, iwl_pci_suspend, iwl_pci_resume);
|
|
|
|
#define IWL_PM_OPS (&iwl_dev_pm_ops)
|
|
|
|
#else
|
|
|
|
#define IWL_PM_OPS NULL
|
|
|
|
#endif
|
|
|
|
static struct pci_driver iwl_pci_driver = {
|
|
.name = DRV_NAME,
|
|
.id_table = iwl_hw_card_ids,
|
|
.probe = iwl_pci_probe,
|
|
.remove = __devexit_p(iwl_pci_remove),
|
|
.driver.pm = IWL_PM_OPS,
|
|
};
|
|
|
|
int __must_check iwl_pci_register_driver(void)
|
|
{
|
|
int ret;
|
|
ret = pci_register_driver(&iwl_pci_driver);
|
|
if (ret)
|
|
pr_err("Unable to initialize PCI module\n");
|
|
|
|
return ret;
|
|
}
|
|
|
|
void iwl_pci_unregister_driver(void)
|
|
{
|
|
pci_unregister_driver(&iwl_pci_driver);
|
|
}
|