iwlwifi: move all ucode routines to iwl-ucode.c

The routines dealing with the ucode are spread through several files.
Move them all to the same file and create a iwl-ucode.h file with the
ucode file definitions.

Signed-off-by: Don Fry <donald.h.fry@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

1 files changed, 609 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-ucode.c b/drivers/net/wireless/iwlwifi/iwl-ucode.c
index 87ce587d7d57..11b659ab261d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-ucode.c
+++ b/drivers/net/wireless/iwlwifi/iwl-ucode.c
@@ -32,7 +32,9 @@
 #include <linux/init.h>
 #include <linux/sched.h>
 #include <linux/dma-mapping.h>
+#include <linux/firmware.h>
 
+#include "iwl-ucode.h"
 #include "iwl-wifi.h"
 #include "iwl-dev.h"
 #include "iwl-core.h"
@@ -102,7 +104,7 @@ void iwl_dealloc_ucode(struct iwl_trans *trans)
         iwl_free_fw_img(trans, &trans->ucode_wowlan);
 }
 
-int iwl_alloc_fw_desc(struct iwl_trans *trans, struct fw_desc *desc,
+static int iwl_alloc_fw_desc(struct iwl_trans *trans, struct fw_desc *desc,
                       const void *data, size_t len)
 {
         if (!len) {
@@ -680,3 +682,609 @@ int iwl_run_init_ucode(struct iwl_trans *trans)
         iwl_trans_stop_device(trans);
         return ret;
 }
+
+static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context);
+
+#define UCODE_EXPERIMENTAL_INDEX        100
+#define UCODE_EXPERIMENTAL_TAG          "exp"
+
+int __must_check iwl_request_firmware(struct iwl_priv *priv, bool first)
+{
+        const char *name_pre = cfg(priv)->fw_name_pre;
+        char tag[8];
+
+        if (first) {
+#ifdef CONFIG_IWLWIFI_DEBUG_EXPERIMENTAL_UCODE
+                priv->fw_index = UCODE_EXPERIMENTAL_INDEX;
+                strcpy(tag, UCODE_EXPERIMENTAL_TAG);
+        } else if (priv->fw_index == UCODE_EXPERIMENTAL_INDEX) {
+#endif
+                priv->fw_index = cfg(priv)->ucode_api_max;
+                sprintf(tag, "%d", priv->fw_index);
+        } else {
+                priv->fw_index--;
+                sprintf(tag, "%d", priv->fw_index);
+        }
+
+        if (priv->fw_index < cfg(priv)->ucode_api_min) {
+                IWL_ERR(priv, "no suitable firmware found!\n");
+                return -ENOENT;
+        }
+
+        sprintf(priv->firmware_name, "%s%s%s", name_pre, tag, ".ucode");
+
+        IWL_DEBUG_INFO(priv, "attempting to load firmware %s'%s'\n",
+                       (priv->fw_index == UCODE_EXPERIMENTAL_INDEX)
+                                ? "EXPERIMENTAL " : "",
+                       priv->firmware_name);
+
+        return request_firmware_nowait(THIS_MODULE, 1, priv->firmware_name,
+                                       trans(priv)->dev,
+                                       GFP_KERNEL, priv, iwl_ucode_callback);
+}
+
+struct iwlagn_firmware_pieces {
+        const void *inst, *data, *init, *init_data, *wowlan_inst, *wowlan_data;
+        size_t inst_size, data_size, init_size, init_data_size,
+               wowlan_inst_size, wowlan_data_size;
+
+        u32 build;
+
+        u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr;
+        u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr;
+};
+
+static int iwlagn_load_legacy_firmware(struct iwl_priv *priv,
+                                       const struct firmware *ucode_raw,
+                                       struct iwlagn_firmware_pieces *pieces)
+{
+        struct iwl_ucode_header *ucode = (void *)ucode_raw->data;
+        u32 api_ver, hdr_size;
+        const u8 *src;
+
+        priv->ucode_ver = le32_to_cpu(ucode->ver);
+        api_ver = IWL_UCODE_API(priv->ucode_ver);
+
+        switch (api_ver) {
+        default:
+                hdr_size = 28;
+                if (ucode_raw->size < hdr_size) {
+                        IWL_ERR(priv, "File size too small!\n");
+                        return -EINVAL;
+                }
+                pieces->build = le32_to_cpu(ucode->u.v2.build);
+                pieces->inst_size = le32_to_cpu(ucode->u.v2.inst_size);
+                pieces->data_size = le32_to_cpu(ucode->u.v2.data_size);
+                pieces->init_size = le32_to_cpu(ucode->u.v2.init_size);
+                pieces->init_data_size = le32_to_cpu(ucode->u.v2.init_data_size);
+                src = ucode->u.v2.data;
+                break;
+        case 0:
+        case 1:
+        case 2:
+                hdr_size = 24;
+                if (ucode_raw->size < hdr_size) {
+                        IWL_ERR(priv, "File size too small!\n");
+                        return -EINVAL;
+                }
+                pieces->build = 0;
+                pieces->inst_size = le32_to_cpu(ucode->u.v1.inst_size);
+                pieces->data_size = le32_to_cpu(ucode->u.v1.data_size);
+                pieces->init_size = le32_to_cpu(ucode->u.v1.init_size);
+                pieces->init_data_size = le32_to_cpu(ucode->u.v1.init_data_size);
+                src = ucode->u.v1.data;
+                break;
+        }
+
+        /* Verify size of file vs. image size info in file's header */
+        if (ucode_raw->size != hdr_size + pieces->inst_size +
+                                pieces->data_size + pieces->init_size +
+                                pieces->init_data_size) {
+
+                IWL_ERR(priv,
+                        "uCode file size %d does not match expected size\n",
+                        (int)ucode_raw->size);
+                return -EINVAL;
+        }
+
+        pieces->inst = src;
+        src += pieces->inst_size;
+        pieces->data = src;
+        src += pieces->data_size;
+        pieces->init = src;
+        src += pieces->init_size;
+        pieces->init_data = src;
+        src += pieces->init_data_size;
+
+        return 0;
+}
+
+static int iwlagn_load_firmware(struct iwl_priv *priv,
+                                const struct firmware *ucode_raw,
+                                struct iwlagn_firmware_pieces *pieces,
+                                struct iwlagn_ucode_capabilities *capa)
+{
+        struct iwl_tlv_ucode_header *ucode = (void *)ucode_raw->data;
+        struct iwl_ucode_tlv *tlv;
+        size_t len = ucode_raw->size;
+        const u8 *data;
+        int wanted_alternative = iwlagn_mod_params.wanted_ucode_alternative;
+        int tmp;
+        u64 alternatives;
+        u32 tlv_len;
+        enum iwl_ucode_tlv_type tlv_type;
+        const u8 *tlv_data;
+
+        if (len < sizeof(*ucode)) {
+                IWL_ERR(priv, "uCode has invalid length: %zd\n", len);
+                return -EINVAL;
+        }
+
+        if (ucode->magic != cpu_to_le32(IWL_TLV_UCODE_MAGIC)) {
+                IWL_ERR(priv, "invalid uCode magic: 0X%x\n",
+                        le32_to_cpu(ucode->magic));
+                return -EINVAL;
+        }
+
+        /*
+         * Check which alternatives are present, and "downgrade"
+         * when the chosen alternative is not present, warning
+         * the user when that happens. Some files may not have
+         * any alternatives, so don't warn in that case.
+         */
+        alternatives = le64_to_cpu(ucode->alternatives);
+        tmp = wanted_alternative;
+        if (wanted_alternative > 63)
+                wanted_alternative = 63;
+        while (wanted_alternative && !(alternatives & BIT(wanted_alternative)))
+                wanted_alternative--;
+        if (wanted_alternative && wanted_alternative != tmp)
+                IWL_WARN(priv,
+                         "uCode alternative %d not available, choosing %d\n",
+                         tmp, wanted_alternative);
+
+        priv->ucode_ver = le32_to_cpu(ucode->ver);
+        pieces->build = le32_to_cpu(ucode->build);
+        data = ucode->data;
+
+        len -= sizeof(*ucode);
+
+        while (len >= sizeof(*tlv)) {
+                u16 tlv_alt;
+
+                len -= sizeof(*tlv);
+                tlv = (void *)data;
+
+                tlv_len = le32_to_cpu(tlv->length);
+                tlv_type = le16_to_cpu(tlv->type);
+                tlv_alt = le16_to_cpu(tlv->alternative);
+                tlv_data = tlv->data;
+
+                if (len < tlv_len) {
+                        IWL_ERR(priv, "invalid TLV len: %zd/%u\n",
+                                len, tlv_len);
+                        return -EINVAL;
+                }
+                len -= ALIGN(tlv_len, 4);
+                data += sizeof(*tlv) + ALIGN(tlv_len, 4);
+
+                /*
+                 * Alternative 0 is always valid.
+                 *
+                 * Skip alternative TLVs that are not selected.
+                 */
+                if (tlv_alt != 0 && tlv_alt != wanted_alternative)
+                        continue;
+
+                switch (tlv_type) {
+                case IWL_UCODE_TLV_INST:
+                        pieces->inst = tlv_data;
+                        pieces->inst_size = tlv_len;
+                        break;
+                case IWL_UCODE_TLV_DATA:
+                        pieces->data = tlv_data;
+                        pieces->data_size = tlv_len;
+                        break;
+                case IWL_UCODE_TLV_INIT:
+                        pieces->init = tlv_data;
+                        pieces->init_size = tlv_len;
+                        break;
+                case IWL_UCODE_TLV_INIT_DATA:
+                        pieces->init_data = tlv_data;
+                        pieces->init_data_size = tlv_len;
+                        break;
+                case IWL_UCODE_TLV_BOOT:
+                        IWL_ERR(priv, "Found unexpected BOOT ucode\n");
+                        break;
+                case IWL_UCODE_TLV_PROBE_MAX_LEN:
+                        if (tlv_len != sizeof(u32))
+                                goto invalid_tlv_len;
+                        capa->max_probe_length =
+                                        le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                case IWL_UCODE_TLV_PAN:
+                        if (tlv_len)
+                                goto invalid_tlv_len;
+                        capa->flags |= IWL_UCODE_TLV_FLAGS_PAN;
+                        break;
+                case IWL_UCODE_TLV_FLAGS:
+                        /* must be at least one u32 */
+                        if (tlv_len < sizeof(u32))
+                                goto invalid_tlv_len;
+                        /* and a proper number of u32s */
+                        if (tlv_len % sizeof(u32))
+                                goto invalid_tlv_len;
+                        /*
+                         * This driver only reads the first u32 as
+                         * right now no more features are defined,
+                         * if that changes then either the driver
+                         * will not work with the new firmware, or
+                         * it'll not take advantage of new features.
+                         */
+                        capa->flags = le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                case IWL_UCODE_TLV_INIT_EVTLOG_PTR:
+                        if (tlv_len != sizeof(u32))
+                                goto invalid_tlv_len;
+                        pieces->init_evtlog_ptr =
+                                        le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                case IWL_UCODE_TLV_INIT_EVTLOG_SIZE:
+                        if (tlv_len != sizeof(u32))
+                                goto invalid_tlv_len;
+                        pieces->init_evtlog_size =
+                                        le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                case IWL_UCODE_TLV_INIT_ERRLOG_PTR:
+                        if (tlv_len != sizeof(u32))
+                                goto invalid_tlv_len;
+                        pieces->init_errlog_ptr =
+                                        le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                case IWL_UCODE_TLV_RUNT_EVTLOG_PTR:
+                        if (tlv_len != sizeof(u32))
+                                goto invalid_tlv_len;
+                        pieces->inst_evtlog_ptr =
+                                        le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                case IWL_UCODE_TLV_RUNT_EVTLOG_SIZE:
+                        if (tlv_len != sizeof(u32))
+                                goto invalid_tlv_len;
+                        pieces->inst_evtlog_size =
+                                        le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                case IWL_UCODE_TLV_RUNT_ERRLOG_PTR:
+                        if (tlv_len != sizeof(u32))
+                                goto invalid_tlv_len;
+                        pieces->inst_errlog_ptr =
+                                        le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                case IWL_UCODE_TLV_ENHANCE_SENS_TBL:
+                        if (tlv_len)
+                                goto invalid_tlv_len;
+                        priv->enhance_sensitivity_table = true;
+                        break;
+                case IWL_UCODE_TLV_WOWLAN_INST:
+                        pieces->wowlan_inst = tlv_data;
+                        pieces->wowlan_inst_size = tlv_len;
+                        break;
+                case IWL_UCODE_TLV_WOWLAN_DATA:
+                        pieces->wowlan_data = tlv_data;
+                        pieces->wowlan_data_size = tlv_len;
+                        break;
+                case IWL_UCODE_TLV_PHY_CALIBRATION_SIZE:
+                        if (tlv_len != sizeof(u32))
+                                goto invalid_tlv_len;
+                        capa->standard_phy_calibration_size =
+                                        le32_to_cpup((__le32 *)tlv_data);
+                        break;
+                default:
+                        IWL_DEBUG_INFO(priv, "unknown TLV: %d\n", tlv_type);
+                        break;
+                }
+        }
+
+        if (len) {
+                IWL_ERR(priv, "invalid TLV after parsing: %zd\n", len);
+                iwl_print_hex_dump(priv, IWL_DL_FW, (u8 *)data, len);
+                return -EINVAL;
+        }
+
+        return 0;
+
+ invalid_tlv_len:
+        IWL_ERR(priv, "TLV %d has invalid size: %u\n", tlv_type, tlv_len);
+        iwl_print_hex_dump(priv, IWL_DL_FW, tlv_data, tlv_len);
+
+        return -EINVAL;
+}
+
+/**
+ * iwl_ucode_callback - callback when firmware was loaded
+ *
+ * If loaded successfully, copies the firmware into buffers
+ * for the card to fetch (via DMA).
+ */
+static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
+{
+        struct iwl_priv *priv = context;
+        struct iwl_ucode_header *ucode;
+        int err;
+        struct iwlagn_firmware_pieces pieces;
+        const unsigned int api_max = cfg(priv)->ucode_api_max;
+        unsigned int api_ok = cfg(priv)->ucode_api_ok;
+        const unsigned int api_min = cfg(priv)->ucode_api_min;
+        u32 api_ver;
+        char buildstr[25];
+        u32 build;
+        struct iwlagn_ucode_capabilities ucode_capa = {
+                .max_probe_length = 200,
+                .standard_phy_calibration_size =
+                        IWL_DEFAULT_STANDARD_PHY_CALIBRATE_TBL_SIZE,
+        };
+
+        if (!api_ok)
+                api_ok = api_max;
+
+        memset(&pieces, 0, sizeof(pieces));
+
+        if (!ucode_raw) {
+                if (priv->fw_index <= api_ok)
+                        IWL_ERR(priv,
+                                "request for firmware file '%s' failed.\n",
+                                priv->firmware_name);
+                goto try_again;
+        }
+
+        IWL_DEBUG_INFO(priv, "Loaded firmware file '%s' (%zd bytes).\n",
+                       priv->firmware_name, ucode_raw->size);
+
+        /* Make sure that we got at least the API version number */
+        if (ucode_raw->size < 4) {
+                IWL_ERR(priv, "File size way too small!\n");
+                goto try_again;
+        }
+
+        /* Data from ucode file:  header followed by uCode images */
+        ucode = (struct iwl_ucode_header *)ucode_raw->data;
+
+        if (ucode->ver)
+                err = iwlagn_load_legacy_firmware(priv, ucode_raw, &pieces);
+        else
+                err = iwlagn_load_firmware(priv, ucode_raw, &pieces,
+                                           &ucode_capa);
+
+        if (err)
+                goto try_again;
+
+        api_ver = IWL_UCODE_API(priv->ucode_ver);
+        build = pieces.build;
+
+        /*
+         * api_ver should match the api version forming part of the
+         * firmware filename ... but we don't check for that and only rely
+         * on the API version read from firmware header from here on forward
+         */
+        /* no api version check required for experimental uCode */
+        if (priv->fw_index != UCODE_EXPERIMENTAL_INDEX) {
+                if (api_ver < api_min || api_ver > api_max) {
+                        IWL_ERR(priv,
+                                "Driver unable to support your firmware API. "
+                                "Driver supports v%u, firmware is v%u.\n",
+                                api_max, api_ver);
+                        goto try_again;
+                }
+
+                if (api_ver < api_ok) {
+                        if (api_ok != api_max)
+                                IWL_ERR(priv, "Firmware has old API version, "
+                                        "expected v%u through v%u, got v%u.\n",
+                                        api_ok, api_max, api_ver);
+                        else
+                                IWL_ERR(priv, "Firmware has old API version, "
+                                        "expected v%u, got v%u.\n",
+                                        api_max, api_ver);
+                        IWL_ERR(priv, "New firmware can be obtained from "
+                                      "http://www.intellinuxwireless.org/.\n");
+                }
+        }
+
+        if (build)
+                sprintf(buildstr, " build %u%s", build,
+                       (priv->fw_index == UCODE_EXPERIMENTAL_INDEX)
+                                ? " (EXP)" : "");
+        else
+                buildstr[0] = '\0';
+
+        IWL_INFO(priv, "loaded firmware version %u.%u.%u.%u%s\n",
+                 IWL_UCODE_MAJOR(priv->ucode_ver),
+                 IWL_UCODE_MINOR(priv->ucode_ver),
+                 IWL_UCODE_API(priv->ucode_ver),
+                 IWL_UCODE_SERIAL(priv->ucode_ver),
+                 buildstr);
+
+        snprintf(priv->hw->wiphy->fw_version,
+                 sizeof(priv->hw->wiphy->fw_version),
+                 "%u.%u.%u.%u%s",
+                 IWL_UCODE_MAJOR(priv->ucode_ver),
+                 IWL_UCODE_MINOR(priv->ucode_ver),
+                 IWL_UCODE_API(priv->ucode_ver),
+                 IWL_UCODE_SERIAL(priv->ucode_ver),
+                 buildstr);
+
+        /*
+         * For any of the failures below (before allocating pci memory)
+         * we will try to load a version with a smaller API -- maybe the
+         * user just got a corrupted version of the latest API.
+         */
+
+        IWL_DEBUG_INFO(priv, "f/w package hdr ucode version raw = 0x%x\n",
+                       priv->ucode_ver);
+        IWL_DEBUG_INFO(priv, "f/w package hdr runtime inst size = %Zd\n",
+                       pieces.inst_size);
+        IWL_DEBUG_INFO(priv, "f/w package hdr runtime data size = %Zd\n",
+                       pieces.data_size);
+        IWL_DEBUG_INFO(priv, "f/w package hdr init inst size = %Zd\n",
+                       pieces.init_size);
+        IWL_DEBUG_INFO(priv, "f/w package hdr init data size = %Zd\n",
+                       pieces.init_data_size);
+
+        /* Verify that uCode images will fit in card's SRAM */
+        if (pieces.inst_size > hw_params(priv).max_inst_size) {
+                IWL_ERR(priv, "uCode instr len %Zd too large to fit in\n",
+                        pieces.inst_size);
+                goto try_again;
+        }
+
+        if (pieces.data_size > hw_params(priv).max_data_size) {
+                IWL_ERR(priv, "uCode data len %Zd too large to fit in\n",
+                        pieces.data_size);
+                goto try_again;
+        }
+
+        if (pieces.init_size > hw_params(priv).max_inst_size) {
+                IWL_ERR(priv, "uCode init instr len %Zd too large to fit in\n",
+                        pieces.init_size);
+                goto try_again;
+        }
+
+        if (pieces.init_data_size > hw_params(priv).max_data_size) {
+                IWL_ERR(priv, "uCode init data len %Zd too large to fit in\n",
+                        pieces.init_data_size);
+                goto try_again;
+        }
+
+        /* Allocate ucode buffers for card's bus-master loading ... */
+
+        /* Runtime instructions and 2 copies of data:
+         * 1) unmodified from disk
+         * 2) backup cache for save/restore during power-downs */
+        if (iwl_alloc_fw_desc(trans(priv), &trans(priv)->ucode_rt.code,
+                              pieces.inst, pieces.inst_size))
+                goto err_pci_alloc;
+        if (iwl_alloc_fw_desc(trans(priv), &trans(priv)->ucode_rt.data,
+                              pieces.data, pieces.data_size))
+                goto err_pci_alloc;
+
+        /* Initialization instructions and data */
+        if (pieces.init_size && pieces.init_data_size) {
+                if (iwl_alloc_fw_desc(trans(priv),
+                                      &trans(priv)->ucode_init.code,
+                                      pieces.init, pieces.init_size))
+                        goto err_pci_alloc;
+                if (iwl_alloc_fw_desc(trans(priv),
+                                      &trans(priv)->ucode_init.data,
+                                      pieces.init_data, pieces.init_data_size))
+                        goto err_pci_alloc;
+        }
+
+        /* WoWLAN instructions and data */
+        if (pieces.wowlan_inst_size && pieces.wowlan_data_size) {
+                if (iwl_alloc_fw_desc(trans(priv),
+                                      &trans(priv)->ucode_wowlan.code,
+                                      pieces.wowlan_inst,
+                                      pieces.wowlan_inst_size))
+                        goto err_pci_alloc;
+                if (iwl_alloc_fw_desc(trans(priv),
+                                      &trans(priv)->ucode_wowlan.data,
+                                      pieces.wowlan_data,
+                                      pieces.wowlan_data_size))
+                        goto err_pci_alloc;
+        }
+
+        /* Now that we can no longer fail, copy information */
+
+        /*
+         * The (size - 16) / 12 formula is based on the information recorded
+         * for each event, which is of mode 1 (including timestamp) for all
+         * new microcodes that include this information.
+         */
+        priv->init_evtlog_ptr = pieces.init_evtlog_ptr;
+        if (pieces.init_evtlog_size)
+                priv->init_evtlog_size = (pieces.init_evtlog_size - 16)/12;
+        else
+                priv->init_evtlog_size =
+                        cfg(priv)->base_params->max_event_log_size;
+        priv->init_errlog_ptr = pieces.init_errlog_ptr;
+        priv->inst_evtlog_ptr = pieces.inst_evtlog_ptr;
+        if (pieces.inst_evtlog_size)
+                priv->inst_evtlog_size = (pieces.inst_evtlog_size - 16)/12;
+        else
+                priv->inst_evtlog_size =
+                        cfg(priv)->base_params->max_event_log_size;
+        priv->inst_errlog_ptr = pieces.inst_errlog_ptr;
+#ifndef CONFIG_IWLWIFI_P2P
+        ucode_capa.flags &= ~IWL_UCODE_TLV_FLAGS_PAN;
+#endif
+
+        priv->new_scan_threshold_behaviour =
+                !!(ucode_capa.flags & IWL_UCODE_TLV_FLAGS_NEWSCAN);
+
+        if (!(cfg(priv)->sku & EEPROM_SKU_CAP_IPAN_ENABLE))
+                ucode_capa.flags &= ~IWL_UCODE_TLV_FLAGS_PAN;
+
+        /*
+         * if not PAN, then don't support P2P -- might be a uCode
+         * packaging bug or due to the eeprom check above
+         */
+        if (!(ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PAN))
+                ucode_capa.flags &= ~IWL_UCODE_TLV_FLAGS_P2P;
+
+        if (ucode_capa.flags & IWL_UCODE_TLV_FLAGS_PAN) {
+                priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN;
+                priv->shrd->cmd_queue = IWL_IPAN_CMD_QUEUE_NUM;
+        } else {
+                priv->sta_key_max_num = STA_KEY_MAX_NUM;
+                priv->shrd->cmd_queue = IWL_DEFAULT_CMD_QUEUE_NUM;
+        }
+        /*
+         * figure out the offset of chain noise reset and gain commands
+         * base on the size of standard phy calibration commands table size
+         */
+        if (ucode_capa.standard_phy_calibration_size >
+            IWL_MAX_PHY_CALIBRATE_TBL_SIZE)
+                ucode_capa.standard_phy_calibration_size =
+                        IWL_MAX_STANDARD_PHY_CALIBRATE_TBL_SIZE;
+
+        priv->phy_calib_chain_noise_reset_cmd =
+                ucode_capa.standard_phy_calibration_size;
+        priv->phy_calib_chain_noise_gain_cmd =
+                ucode_capa.standard_phy_calibration_size + 1;
+
+        /* initialize all valid contexts */
+        iwl_init_context(priv, ucode_capa.flags);
+
+        /**************************************************
+         * This is still part of probe() in a sense...
+         *
+         * 9. Setup and register with mac80211 and debugfs
+         **************************************************/
+        err = iwlagn_mac_setup_register(priv, &ucode_capa);
+        if (err)
+                goto out_unbind;
+
+        err = iwl_dbgfs_register(priv, DRV_NAME);
+        if (err)
+                IWL_ERR(priv, "failed to create debugfs files. Ignoring error: %d\n", err);
+
+        /* We have our copies now, allow OS release its copies */
+        release_firmware(ucode_raw);
+        complete(&priv->firmware_loading_complete);
+        return;
+
+ try_again:
+        /* try next, if any */
+        if (iwl_request_firmware(priv, false))
+                goto out_unbind;
+        release_firmware(ucode_raw);
+        return;
+
+ err_pci_alloc:
+        IWL_ERR(priv, "failed to allocate pci memory\n");
+        iwl_dealloc_ucode(trans(priv));
+ out_unbind:
+        complete(&priv->firmware_loading_complete);
+        device_release_driver(trans(priv)->dev);
+        release_firmware(ucode_raw);
+}
+