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path: root/drivers/net/wireless/iwmc3200wifi/eeprom.c
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Diffstat (limited to 'drivers/net/wireless/iwmc3200wifi/eeprom.c')
-rw-r--r--drivers/net/wireless/iwmc3200wifi/eeprom.c234
1 files changed, 0 insertions, 234 deletions
diff --git a/drivers/net/wireless/iwmc3200wifi/eeprom.c b/drivers/net/wireless/iwmc3200wifi/eeprom.c
deleted file mode 100644
index e80e776..0000000
--- a/drivers/net/wireless/iwmc3200wifi/eeprom.c
+++ /dev/null
@@ -1,234 +0,0 @@
-/*
- * Intel Wireless Multicomm 3200 WiFi driver
- *
- * Copyright (C) 2009 Intel Corporation. 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 of 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.
- *
- *
- * Intel Corporation <ilw@linux.intel.com>
- * Samuel Ortiz <samuel.ortiz@intel.com>
- * Zhu Yi <yi.zhu@intel.com>
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/slab.h>
-
-#include "iwm.h"
-#include "umac.h"
-#include "commands.h"
-#include "eeprom.h"
-
-static struct iwm_eeprom_entry eeprom_map[] = {
- [IWM_EEPROM_SIG] =
- {"Signature", IWM_EEPROM_SIG_OFF, IWM_EEPROM_SIG_LEN},
-
- [IWM_EEPROM_VERSION] =
- {"Version", IWM_EEPROM_VERSION_OFF, IWM_EEPROM_VERSION_LEN},
-
- [IWM_EEPROM_OEM_HW_VERSION] =
- {"OEM HW version", IWM_EEPROM_OEM_HW_VERSION_OFF,
- IWM_EEPROM_OEM_HW_VERSION_LEN},
-
- [IWM_EEPROM_MAC_VERSION] =
- {"MAC version", IWM_EEPROM_MAC_VERSION_OFF, IWM_EEPROM_MAC_VERSION_LEN},
-
- [IWM_EEPROM_CARD_ID] =
- {"Card ID", IWM_EEPROM_CARD_ID_OFF, IWM_EEPROM_CARD_ID_LEN},
-
- [IWM_EEPROM_RADIO_CONF] =
- {"Radio config", IWM_EEPROM_RADIO_CONF_OFF, IWM_EEPROM_RADIO_CONF_LEN},
-
- [IWM_EEPROM_SKU_CAP] =
- {"SKU capabilities", IWM_EEPROM_SKU_CAP_OFF, IWM_EEPROM_SKU_CAP_LEN},
-
- [IWM_EEPROM_FAT_CHANNELS_CAP] =
- {"HT channels capabilities", IWM_EEPROM_FAT_CHANNELS_CAP_OFF,
- IWM_EEPROM_FAT_CHANNELS_CAP_LEN},
-
- [IWM_EEPROM_CALIB_RXIQ_OFFSET] =
- {"RX IQ offset", IWM_EEPROM_CALIB_RXIQ_OFF, IWM_EEPROM_INDIRECT_LEN},
-
- [IWM_EEPROM_CALIB_RXIQ] =
- {"Calib RX IQ", 0, IWM_EEPROM_CALIB_RXIQ_LEN},
-};
-
-
-static int iwm_eeprom_read(struct iwm_priv *iwm, u8 eeprom_id)
-{
- int ret;
- u32 entry_size, chunk_size, data_offset = 0, addr_offset = 0;
- u32 addr;
- struct iwm_udma_wifi_cmd udma_cmd;
- struct iwm_umac_cmd umac_cmd;
- struct iwm_umac_cmd_eeprom_proxy eeprom_cmd;
-
- if (eeprom_id > (IWM_EEPROM_LAST - 1))
- return -EINVAL;
-
- entry_size = eeprom_map[eeprom_id].length;
-
- if (eeprom_id >= IWM_EEPROM_INDIRECT_DATA) {
- /* indirect data */
- u32 off_id = eeprom_id - IWM_EEPROM_INDIRECT_DATA +
- IWM_EEPROM_INDIRECT_OFFSET;
-
- eeprom_map[eeprom_id].offset =
- *(u16 *)(iwm->eeprom + eeprom_map[off_id].offset) << 1;
- }
-
- addr = eeprom_map[eeprom_id].offset;
-
- udma_cmd.eop = 1;
- udma_cmd.credit_group = 0x4;
- udma_cmd.ra_tid = UMAC_HDI_ACT_TBL_IDX_HOST_CMD;
- udma_cmd.lmac_offset = 0;
-
- umac_cmd.id = UMAC_CMD_OPCODE_EEPROM_PROXY;
- umac_cmd.resp = 1;
-
- while (entry_size > 0) {
- chunk_size = min_t(u32, entry_size, IWM_MAX_EEPROM_DATA_LEN);
-
- eeprom_cmd.hdr.type =
- cpu_to_le32(IWM_UMAC_CMD_EEPROM_TYPE_READ);
- eeprom_cmd.hdr.offset = cpu_to_le32(addr + addr_offset);
- eeprom_cmd.hdr.len = cpu_to_le32(chunk_size);
-
- ret = iwm_hal_send_umac_cmd(iwm, &udma_cmd,
- &umac_cmd, &eeprom_cmd,
- sizeof(struct iwm_umac_cmd_eeprom_proxy));
- if (ret < 0) {
- IWM_ERR(iwm, "Couldn't read eeprom\n");
- return ret;
- }
-
- ret = iwm_notif_handle(iwm, UMAC_CMD_OPCODE_EEPROM_PROXY,
- IWM_SRC_UMAC, 2*HZ);
- if (ret < 0) {
- IWM_ERR(iwm, "Did not get any eeprom answer\n");
- return ret;
- }
-
- data_offset += chunk_size;
- addr_offset += chunk_size;
- entry_size -= chunk_size;
- }
-
- return 0;
-}
-
-u8 *iwm_eeprom_access(struct iwm_priv *iwm, u8 eeprom_id)
-{
- if (!iwm->eeprom)
- return ERR_PTR(-ENODEV);
-
- return iwm->eeprom + eeprom_map[eeprom_id].offset;
-}
-
-int iwm_eeprom_fat_channels(struct iwm_priv *iwm)
-{
- struct wiphy *wiphy = iwm_to_wiphy(iwm);
- struct ieee80211_supported_band *band;
- u16 *channels, i;
-
- channels = (u16 *)iwm_eeprom_access(iwm, IWM_EEPROM_FAT_CHANNELS_CAP);
- if (IS_ERR(channels))
- return PTR_ERR(channels);
-
- band = wiphy->bands[IEEE80211_BAND_2GHZ];
- band->ht_cap.ht_supported = true;
-
- for (i = 0; i < IWM_EEPROM_FAT_CHANNELS_24; i++)
- if (!(channels[i] & IWM_EEPROM_FAT_CHANNEL_ENABLED))
- band->ht_cap.ht_supported = false;
-
- band = wiphy->bands[IEEE80211_BAND_5GHZ];
- band->ht_cap.ht_supported = true;
- for (i = IWM_EEPROM_FAT_CHANNELS_24; i < IWM_EEPROM_FAT_CHANNELS; i++)
- if (!(channels[i] & IWM_EEPROM_FAT_CHANNEL_ENABLED))
- band->ht_cap.ht_supported = false;
-
- return 0;
-}
-
-u32 iwm_eeprom_wireless_mode(struct iwm_priv *iwm)
-{
- u16 sku_cap;
- u32 wireless_mode = 0;
-
- sku_cap = *((u16 *)iwm_eeprom_access(iwm, IWM_EEPROM_SKU_CAP));
-
- if (sku_cap & IWM_EEPROM_SKU_CAP_BAND_24GHZ)
- wireless_mode |= WIRELESS_MODE_11G;
-
- if (sku_cap & IWM_EEPROM_SKU_CAP_BAND_52GHZ)
- wireless_mode |= WIRELESS_MODE_11A;
-
- if (sku_cap & IWM_EEPROM_SKU_CAP_11N_ENABLE)
- wireless_mode |= WIRELESS_MODE_11N;
-
- return wireless_mode;
-}
-
-
-int iwm_eeprom_init(struct iwm_priv *iwm)
-{
- int i, ret = 0;
- char name[32];
-
- iwm->eeprom = kzalloc(IWM_EEPROM_LEN, GFP_KERNEL);
- if (!iwm->eeprom)
- return -ENOMEM;
-
- for (i = IWM_EEPROM_FIRST; i < IWM_EEPROM_LAST; i++) {
- ret = iwm_eeprom_read(iwm, i);
- if (ret < 0) {
- IWM_ERR(iwm, "Couldn't read eeprom entry #%d: %s\n",
- i, eeprom_map[i].name);
- break;
- }
- }
-
- IWM_DBG_BOOT(iwm, DBG, "EEPROM dump:\n");
- for (i = IWM_EEPROM_FIRST; i < IWM_EEPROM_LAST; i++) {
- memset(name, 0, 32);
- sprintf(name, "%s: ", eeprom_map[i].name);
-
- IWM_HEXDUMP(iwm, DBG, BOOT, name,
- iwm->eeprom + eeprom_map[i].offset,
- eeprom_map[i].length);
- }
-
- return ret;
-}
-
-void iwm_eeprom_exit(struct iwm_priv *iwm)
-{
- kfree(iwm->eeprom);
-}