diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/pcie/drv.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/drv.c | 380 |
1 files changed, 380 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c new file mode 100644 index 000000000000..f4c3500b68c6 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/pcie/drv.c @@ -0,0 +1,380 @@ +/****************************************************************************** + * + * This file is provided under a dual BSD/GPLv2 license. When using or + * redistributing this file, you may do so under either license. + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2007 - 2012 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, + * USA + * + * The full GNU General Public License is included in this distribution + * in the file called LICENSE.GPL. + * + * Contact Information: + * Intel Linux Wireless <ilw@linux.intel.com> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + * BSD LICENSE + * + * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + *****************************************************************************/ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <linux/module.h> +#include <linux/pci.h> +#include <linux/pci-aspm.h> + +#include "iwl-trans.h" +#include "iwl-drv.h" +#include "iwl-trans.h" + +#include "cfg.h" +#include "internal.h" + +#define IWL_PCI_DEVICE(dev, subdev, cfg) \ + .vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \ + .subvendor = PCI_ANY_ID, .subdevice = (subdev), \ + .driver_data = (kernel_ulong_t)&(cfg) + +/* Hardware specific file defines the PCI IDs table for that hardware module */ +static DEFINE_PCI_DEVICE_TABLE(iwl_hw_card_ids) = { + {IWL_PCI_DEVICE(0x4232, 0x1201, iwl5100_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1301, iwl5100_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1204, iwl5100_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1304, iwl5100_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1205, iwl5100_bgn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1305, iwl5100_bgn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1206, iwl5100_abg_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1306, iwl5100_abg_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1221, iwl5100_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1321, iwl5100_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1224, iwl5100_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1324, iwl5100_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1225, iwl5100_bgn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1325, iwl5100_bgn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1226, iwl5100_abg_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4232, 0x1326, iwl5100_abg_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4237, 0x1211, iwl5100_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4237, 0x1311, iwl5100_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4237, 0x1214, iwl5100_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4237, 0x1314, iwl5100_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4237, 0x1215, iwl5100_bgn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4237, 0x1315, iwl5100_bgn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4237, 0x1216, iwl5100_abg_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4237, 0x1316, iwl5100_abg_cfg)}, /* Half Mini Card */ + +/* 5300 Series WiFi */ + {IWL_PCI_DEVICE(0x4235, 0x1021, iwl5300_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4235, 0x1121, iwl5300_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4235, 0x1024, iwl5300_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4235, 0x1124, iwl5300_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4235, 0x1001, iwl5300_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4235, 0x1101, iwl5300_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4235, 0x1004, iwl5300_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4235, 0x1104, iwl5300_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4236, 0x1011, iwl5300_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4236, 0x1111, iwl5300_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x4236, 0x1014, iwl5300_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x4236, 0x1114, iwl5300_agn_cfg)}, /* Half Mini Card */ + +/* 5350 Series WiFi/WiMax */ + {IWL_PCI_DEVICE(0x423A, 0x1001, iwl5350_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x423A, 0x1021, iwl5350_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x423B, 0x1011, iwl5350_agn_cfg)}, /* Mini Card */ + +/* 5150 Series Wifi/WiMax */ + {IWL_PCI_DEVICE(0x423C, 0x1201, iwl5150_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x423C, 0x1301, iwl5150_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x423C, 0x1206, iwl5150_abg_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x423C, 0x1306, iwl5150_abg_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x423C, 0x1221, iwl5150_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x423C, 0x1321, iwl5150_agn_cfg)}, /* Half Mini Card */ + + {IWL_PCI_DEVICE(0x423D, 0x1211, iwl5150_agn_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x423D, 0x1311, iwl5150_agn_cfg)}, /* Half Mini Card */ + {IWL_PCI_DEVICE(0x423D, 0x1216, iwl5150_abg_cfg)}, /* Mini Card */ + {IWL_PCI_DEVICE(0x423D, 0x1316, iwl5150_abg_cfg)}, /* Half Mini Card */ + +/* 6x00 Series */ + {IWL_PCI_DEVICE(0x422B, 0x1101, iwl6000_3agn_cfg)}, + {IWL_PCI_DEVICE(0x422B, 0x1121, iwl6000_3agn_cfg)}, + {IWL_PCI_DEVICE(0x422C, 0x1301, iwl6000i_2agn_cfg)}, + {IWL_PCI_DEVICE(0x422C, 0x1306, iwl6000i_2abg_cfg)}, + {IWL_PCI_DEVICE(0x422C, 0x1307, iwl6000i_2bg_cfg)}, + {IWL_PCI_DEVICE(0x422C, 0x1321, iwl6000i_2agn_cfg)}, + {IWL_PCI_DEVICE(0x422C, 0x1326, iwl6000i_2abg_cfg)}, + {IWL_PCI_DEVICE(0x4238, 0x1111, iwl6000_3agn_cfg)}, + {IWL_PCI_DEVICE(0x4239, 0x1311, iwl6000i_2agn_cfg)}, + {IWL_PCI_DEVICE(0x4239, 0x1316, iwl6000i_2abg_cfg)}, + +/* 6x05 Series */ + {IWL_PCI_DEVICE(0x0082, 0x1301, iwl6005_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0x1306, iwl6005_2abg_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0x1307, iwl6005_2bg_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0x1321, iwl6005_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0x1326, iwl6005_2abg_cfg)}, + {IWL_PCI_DEVICE(0x0085, 0x1311, iwl6005_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0085, 0x1316, iwl6005_2abg_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0xC020, iwl6005_2agn_sff_cfg)}, + {IWL_PCI_DEVICE(0x0085, 0xC220, iwl6005_2agn_sff_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0x4820, iwl6005_2agn_d_cfg)}, + {IWL_PCI_DEVICE(0x0082, 0x1304, iwl6005_2agn_mow1_cfg)},/* low 5GHz active */ + {IWL_PCI_DEVICE(0x0082, 0x1305, iwl6005_2agn_mow2_cfg)},/* high 5GHz active */ + +/* 6x30 Series */ + {IWL_PCI_DEVICE(0x008A, 0x5305, iwl1030_bgn_cfg)}, + {IWL_PCI_DEVICE(0x008A, 0x5307, iwl1030_bg_cfg)}, + {IWL_PCI_DEVICE(0x008A, 0x5325, iwl1030_bgn_cfg)}, + {IWL_PCI_DEVICE(0x008A, 0x5327, iwl1030_bg_cfg)}, + {IWL_PCI_DEVICE(0x008B, 0x5315, iwl1030_bgn_cfg)}, + {IWL_PCI_DEVICE(0x008B, 0x5317, iwl1030_bg_cfg)}, + {IWL_PCI_DEVICE(0x0090, 0x5211, iwl6030_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0090, 0x5215, iwl6030_2bgn_cfg)}, + {IWL_PCI_DEVICE(0x0090, 0x5216, iwl6030_2abg_cfg)}, + {IWL_PCI_DEVICE(0x0091, 0x5201, iwl6030_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0091, 0x5205, iwl6030_2bgn_cfg)}, + {IWL_PCI_DEVICE(0x0091, 0x5206, iwl6030_2abg_cfg)}, + {IWL_PCI_DEVICE(0x0091, 0x5207, iwl6030_2bg_cfg)}, + {IWL_PCI_DEVICE(0x0091, 0x5221, iwl6030_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0091, 0x5225, iwl6030_2bgn_cfg)}, + {IWL_PCI_DEVICE(0x0091, 0x5226, iwl6030_2abg_cfg)}, + +/* 6x50 WiFi/WiMax Series */ + {IWL_PCI_DEVICE(0x0087, 0x1301, iwl6050_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0087, 0x1306, iwl6050_2abg_cfg)}, + {IWL_PCI_DEVICE(0x0087, 0x1321, iwl6050_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0087, 0x1326, iwl6050_2abg_cfg)}, + {IWL_PCI_DEVICE(0x0089, 0x1311, iwl6050_2agn_cfg)}, + {IWL_PCI_DEVICE(0x0089, 0x1316, iwl6050_2abg_cfg)}, + +/* 6150 WiFi/WiMax Series */ + {IWL_PCI_DEVICE(0x0885, 0x1305, iwl6150_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0885, 0x1307, iwl6150_bg_cfg)}, + {IWL_PCI_DEVICE(0x0885, 0x1325, iwl6150_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0885, 0x1327, iwl6150_bg_cfg)}, + {IWL_PCI_DEVICE(0x0886, 0x1315, iwl6150_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0886, 0x1317, iwl6150_bg_cfg)}, + +/* 1000 Series WiFi */ + {IWL_PCI_DEVICE(0x0083, 0x1205, iwl1000_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0083, 0x1305, iwl1000_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0083, 0x1225, iwl1000_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0083, 0x1325, iwl1000_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0084, 0x1215, iwl1000_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0084, 0x1315, iwl1000_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0083, 0x1206, iwl1000_bg_cfg)}, + {IWL_PCI_DEVICE(0x0083, 0x1306, iwl1000_bg_cfg)}, + {IWL_PCI_DEVICE(0x0083, 0x1226, iwl1000_bg_cfg)}, + {IWL_PCI_DEVICE(0x0083, 0x1326, iwl1000_bg_cfg)}, + {IWL_PCI_DEVICE(0x0084, 0x1216, iwl1000_bg_cfg)}, + {IWL_PCI_DEVICE(0x0084, 0x1316, iwl1000_bg_cfg)}, + +/* 100 Series WiFi */ + {IWL_PCI_DEVICE(0x08AE, 0x1005, iwl100_bgn_cfg)}, + {IWL_PCI_DEVICE(0x08AE, 0x1007, iwl100_bg_cfg)}, + {IWL_PCI_DEVICE(0x08AF, 0x1015, iwl100_bgn_cfg)}, + {IWL_PCI_DEVICE(0x08AF, 0x1017, iwl100_bg_cfg)}, + {IWL_PCI_DEVICE(0x08AE, 0x1025, iwl100_bgn_cfg)}, + {IWL_PCI_DEVICE(0x08AE, 0x1027, iwl100_bg_cfg)}, + +/* 130 Series WiFi */ + {IWL_PCI_DEVICE(0x0896, 0x5005, iwl130_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0896, 0x5007, iwl130_bg_cfg)}, + {IWL_PCI_DEVICE(0x0897, 0x5015, iwl130_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0897, 0x5017, iwl130_bg_cfg)}, + {IWL_PCI_DEVICE(0x0896, 0x5025, iwl130_bgn_cfg)}, + {IWL_PCI_DEVICE(0x0896, 0x5027, iwl130_bg_cfg)}, + +/* 2x00 Series */ + {IWL_PCI_DEVICE(0x0890, 0x4022, iwl2000_2bgn_cfg)}, + {IWL_PCI_DEVICE(0x0891, 0x4222, iwl2000_2bgn_cfg)}, + {IWL_PCI_DEVICE(0x0890, 0x4422, iwl2000_2bgn_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)}, + +/* 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, 0x4860, iwl6035_2agn_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, 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)}, + + {0} +}; +MODULE_DEVICE_TABLE(pci, iwl_hw_card_ids); + +/* PCI registers */ +#define PCI_CFG_RETRY_TIMEOUT 0x041 + +#ifndef CONFIG_IWLWIFI_IDI + +static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +{ + const struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data); + struct iwl_trans *iwl_trans; + struct iwl_trans_pcie *trans_pcie; + + iwl_trans = iwl_trans_pcie_alloc(pdev, ent, cfg); + if (iwl_trans == NULL) + return -ENOMEM; + + pci_set_drvdata(pdev, iwl_trans); + + trans_pcie = IWL_TRANS_GET_PCIE_TRANS(iwl_trans); + trans_pcie->drv = iwl_drv_start(iwl_trans, cfg); + if (!trans_pcie->drv) + goto out_free_trans; + + return 0; + +out_free_trans: + iwl_trans_pcie_free(iwl_trans); + pci_set_drvdata(pdev, NULL); + return -EFAULT; +} + +static void __devexit iwl_pci_remove(struct pci_dev *pdev) +{ + struct iwl_trans *trans = pci_get_drvdata(pdev); + struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); + + iwl_drv_stop(trans_pcie->drv); + iwl_trans_pcie_free(trans); + + pci_set_drvdata(pdev, NULL); +} + +#endif /* CONFIG_IWLWIFI_IDI */ + +#ifdef CONFIG_PM_SLEEP + +static int iwl_pci_suspend(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct iwl_trans *iwl_trans = pci_get_drvdata(pdev); + + /* 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(iwl_trans); +} + +static int iwl_pci_resume(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct iwl_trans *iwl_trans = pci_get_drvdata(pdev); + + /* 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(iwl_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 + +#ifdef CONFIG_IWLWIFI_IDI +/* + * Defined externally in iwl-idi.c + */ +int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent); +void __devexit iwl_pci_remove(struct pci_dev *pdev); + +#endif /* CONFIG_IWLWIFI_IDI */ + +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); +} |