From 03dd4cb26d967f9588437b0fc9cc0e8353322bb7 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Fri, 25 Mar 2016 03:53:42 -0300 Subject: Linux-libre 4.5-gnu --- drivers/net/wireless/iwlwifi/iwl-io.c | 289 ---------------------------------- 1 file changed, 289 deletions(-) delete mode 100644 drivers/net/wireless/iwlwifi/iwl-io.c (limited to 'drivers/net/wireless/iwlwifi/iwl-io.c') diff --git a/drivers/net/wireless/iwlwifi/iwl-io.c b/drivers/net/wireless/iwlwifi/iwl-io.c deleted file mode 100644 index 0bd9d4aad..000000000 --- a/drivers/net/wireless/iwlwifi/iwl-io.c +++ /dev/null @@ -1,289 +0,0 @@ -/****************************************************************************** - * - * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. - * - * Portions of this file are derived from the ipw3945 project. - * - * 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. - * - * Contact Information: - * Intel Linux Wireless - * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 - * - *****************************************************************************/ -#include -#include -#include - -#include "iwl-drv.h" -#include "iwl-io.h" -#include "iwl-csr.h" -#include "iwl-debug.h" -#include "iwl-prph.h" -#include "iwl-fh.h" - -void iwl_write8(struct iwl_trans *trans, u32 ofs, u8 val) -{ - trace_iwlwifi_dev_iowrite8(trans->dev, ofs, val); - iwl_trans_write8(trans, ofs, val); -} -IWL_EXPORT_SYMBOL(iwl_write8); - -void iwl_write32(struct iwl_trans *trans, u32 ofs, u32 val) -{ - trace_iwlwifi_dev_iowrite32(trans->dev, ofs, val); - iwl_trans_write32(trans, ofs, val); -} -IWL_EXPORT_SYMBOL(iwl_write32); - -u32 iwl_read32(struct iwl_trans *trans, u32 ofs) -{ - u32 val = iwl_trans_read32(trans, ofs); - - trace_iwlwifi_dev_ioread32(trans->dev, ofs, val); - return val; -} -IWL_EXPORT_SYMBOL(iwl_read32); - -#define IWL_POLL_INTERVAL 10 /* microseconds */ - -int iwl_poll_bit(struct iwl_trans *trans, u32 addr, - u32 bits, u32 mask, int timeout) -{ - int t = 0; - - do { - if ((iwl_read32(trans, addr) & mask) == (bits & mask)) - return t; - udelay(IWL_POLL_INTERVAL); - t += IWL_POLL_INTERVAL; - } while (t < timeout); - - return -ETIMEDOUT; -} -IWL_EXPORT_SYMBOL(iwl_poll_bit); - -u32 iwl_read_direct32(struct iwl_trans *trans, u32 reg) -{ - u32 value = 0x5a5a5a5a; - unsigned long flags; - if (iwl_trans_grab_nic_access(trans, false, &flags)) { - value = iwl_read32(trans, reg); - iwl_trans_release_nic_access(trans, &flags); - } - - return value; -} -IWL_EXPORT_SYMBOL(iwl_read_direct32); - -void iwl_write_direct32(struct iwl_trans *trans, u32 reg, u32 value) -{ - unsigned long flags; - - if (iwl_trans_grab_nic_access(trans, false, &flags)) { - iwl_write32(trans, reg, value); - iwl_trans_release_nic_access(trans, &flags); - } -} -IWL_EXPORT_SYMBOL(iwl_write_direct32); - -int iwl_poll_direct_bit(struct iwl_trans *trans, u32 addr, u32 mask, - int timeout) -{ - int t = 0; - - do { - if ((iwl_read_direct32(trans, addr) & mask) == mask) - return t; - udelay(IWL_POLL_INTERVAL); - t += IWL_POLL_INTERVAL; - } while (t < timeout); - - return -ETIMEDOUT; -} -IWL_EXPORT_SYMBOL(iwl_poll_direct_bit); - -u32 __iwl_read_prph(struct iwl_trans *trans, u32 ofs) -{ - u32 val = iwl_trans_read_prph(trans, ofs); - trace_iwlwifi_dev_ioread_prph32(trans->dev, ofs, val); - return val; -} - -void __iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val) -{ - trace_iwlwifi_dev_iowrite_prph32(trans->dev, ofs, val); - iwl_trans_write_prph(trans, ofs, val); -} - -u32 iwl_read_prph(struct iwl_trans *trans, u32 ofs) -{ - unsigned long flags; - u32 val = 0x5a5a5a5a; - - if (iwl_trans_grab_nic_access(trans, false, &flags)) { - val = __iwl_read_prph(trans, ofs); - iwl_trans_release_nic_access(trans, &flags); - } - return val; -} -IWL_EXPORT_SYMBOL(iwl_read_prph); - -void iwl_write_prph(struct iwl_trans *trans, u32 ofs, u32 val) -{ - unsigned long flags; - - if (iwl_trans_grab_nic_access(trans, false, &flags)) { - __iwl_write_prph(trans, ofs, val); - iwl_trans_release_nic_access(trans, &flags); - } -} -IWL_EXPORT_SYMBOL(iwl_write_prph); - -int iwl_poll_prph_bit(struct iwl_trans *trans, u32 addr, - u32 bits, u32 mask, int timeout) -{ - int t = 0; - - do { - if ((iwl_read_prph(trans, addr) & mask) == (bits & mask)) - return t; - udelay(IWL_POLL_INTERVAL); - t += IWL_POLL_INTERVAL; - } while (t < timeout); - - return -ETIMEDOUT; -} - -void iwl_set_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask) -{ - unsigned long flags; - - if (iwl_trans_grab_nic_access(trans, false, &flags)) { - __iwl_write_prph(trans, ofs, - __iwl_read_prph(trans, ofs) | mask); - iwl_trans_release_nic_access(trans, &flags); - } -} -IWL_EXPORT_SYMBOL(iwl_set_bits_prph); - -void iwl_set_bits_mask_prph(struct iwl_trans *trans, u32 ofs, - u32 bits, u32 mask) -{ - unsigned long flags; - - if (iwl_trans_grab_nic_access(trans, false, &flags)) { - __iwl_write_prph(trans, ofs, - (__iwl_read_prph(trans, ofs) & mask) | bits); - iwl_trans_release_nic_access(trans, &flags); - } -} -IWL_EXPORT_SYMBOL(iwl_set_bits_mask_prph); - -void iwl_clear_bits_prph(struct iwl_trans *trans, u32 ofs, u32 mask) -{ - unsigned long flags; - u32 val; - - if (iwl_trans_grab_nic_access(trans, false, &flags)) { - val = __iwl_read_prph(trans, ofs); - __iwl_write_prph(trans, ofs, (val & ~mask)); - iwl_trans_release_nic_access(trans, &flags); - } -} -IWL_EXPORT_SYMBOL(iwl_clear_bits_prph); - -void iwl_force_nmi(struct iwl_trans *trans) -{ - if (trans->cfg->device_family != IWL_DEVICE_FAMILY_8000) { - iwl_write_prph(trans, DEVICE_SET_NMI_REG, - DEVICE_SET_NMI_VAL_DRV); - iwl_write_prph(trans, DEVICE_SET_NMI_REG, - DEVICE_SET_NMI_VAL_HW); - } else { - iwl_write_prph(trans, DEVICE_SET_NMI_8000_REG, - DEVICE_SET_NMI_8000_VAL); - iwl_write_prph(trans, DEVICE_SET_NMI_REG, - DEVICE_SET_NMI_VAL_DRV); - } -} -IWL_EXPORT_SYMBOL(iwl_force_nmi); - -static const char *get_fh_string(int cmd) -{ -#define IWL_CMD(x) case x: return #x - switch (cmd) { - IWL_CMD(FH_RSCSR_CHNL0_STTS_WPTR_REG); - IWL_CMD(FH_RSCSR_CHNL0_RBDCB_BASE_REG); - IWL_CMD(FH_RSCSR_CHNL0_WPTR); - IWL_CMD(FH_MEM_RCSR_CHNL0_CONFIG_REG); - IWL_CMD(FH_MEM_RSSR_SHARED_CTRL_REG); - IWL_CMD(FH_MEM_RSSR_RX_STATUS_REG); - IWL_CMD(FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV); - IWL_CMD(FH_TSSR_TX_STATUS_REG); - IWL_CMD(FH_TSSR_TX_ERROR_REG); - default: - return "UNKNOWN"; - } -#undef IWL_CMD -} - -int iwl_dump_fh(struct iwl_trans *trans, char **buf) -{ - int i; - static const u32 fh_tbl[] = { - FH_RSCSR_CHNL0_STTS_WPTR_REG, - FH_RSCSR_CHNL0_RBDCB_BASE_REG, - FH_RSCSR_CHNL0_WPTR, - FH_MEM_RCSR_CHNL0_CONFIG_REG, - FH_MEM_RSSR_SHARED_CTRL_REG, - FH_MEM_RSSR_RX_STATUS_REG, - FH_MEM_RSSR_RX_ENABLE_ERR_IRQ2DRV, - FH_TSSR_TX_STATUS_REG, - FH_TSSR_TX_ERROR_REG - }; - -#ifdef CONFIG_IWLWIFI_DEBUGFS - if (buf) { - int pos = 0; - size_t bufsz = ARRAY_SIZE(fh_tbl) * 48 + 40; - - *buf = kmalloc(bufsz, GFP_KERNEL); - if (!*buf) - return -ENOMEM; - - pos += scnprintf(*buf + pos, bufsz - pos, - "FH register values:\n"); - - for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) - pos += scnprintf(*buf + pos, bufsz - pos, - " %34s: 0X%08x\n", - get_fh_string(fh_tbl[i]), - iwl_read_direct32(trans, fh_tbl[i])); - - return pos; - } -#endif - - IWL_ERR(trans, "FH register values:\n"); - for (i = 0; i < ARRAY_SIZE(fh_tbl); i++) - IWL_ERR(trans, " %34s: 0X%08x\n", - get_fh_string(fh_tbl[i]), - iwl_read_direct32(trans, fh_tbl[i])); - - return 0; -} -- cgit v1.2.3-54-g00ecf