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nest-open-source / manifest_repos / nxp-driver / refs/heads/main / . / wlan_src / mlinux / moal_pcie.c
blob: c634eed8edb429aa249d9ce3d0c940d7152ff739 [file] [log] [blame] [edit]
/** @file moal_pcie.c
*
* @brief This file contains PCIE IF (interface) module
* related functions.
*
*
* Copyright 2008-2022, 2024 NXP
*
* NXP CONFIDENTIAL
* The source code contained or described herein and all documents related to
* the source code (Materials) are owned by NXP, its
* suppliers and/or its licensors. Title to the Materials remains with NXP,
* its suppliers and/or its licensors. The Materials contain
* trade secrets and proprietary and confidential information of NXP, its
* suppliers and/or its licensors. The Materials are protected by worldwide
* copyright and trade secret laws and treaty provisions. No part of the
* Materials may be used, copied, reproduced, modified, published, uploaded,
* posted, transmitted, distributed, or disclosed in any way without NXP's prior
* express written permission.
*
* No license under any patent, copyright, trade secret or other intellectual
* property right is granted to or conferred upon you by disclosure or delivery
* of the Materials, either expressly, by implication, inducement, estoppel or
* otherwise. Any license under such intellectual property rights must be
* express and approved by NXP in writing.
*
* Alternatively, this software may be distributed under the terms of GPL v2.
* SPDX-License-Identifier: GPL-2.0
*
*/
/********************************************************
Change log:
02/01/2012: initial version
********************************************************/
#include <linux/firmware.h>
#if defined(STA_CFG80211) || defined(UAP_CFG80211)
#include "moal_cfg80211.h"
#endif
#include "moal_pcie.h"
#ifdef UAP_SUPPORT
#include "moal_uap.h"
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 70)
#ifdef IMX_SUPPORT
#include <linux/busfreq-imx.h>
#endif
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0)
#if IS_ENABLED(CONFIG_IPV6)
#include <net/addrconf.h>
#endif
#endif
/********************************************************
Local Variables
********************************************************/
#define DRV_NAME "NXP mdriver PCIe"
/* PCIE resume handler */
static int woal_pcie_resume(struct pci_dev *pdev);
static void woal_pcie_reg_dbg(moal_handle *phandle);
static void woal_pcie_unregister_dev(moal_handle *handle);
static void woal_pcie_cleanup(pcie_service_card *card);
static mlan_status woal_pcie_init(pcie_service_card *card);
static void woal_pcie_work(struct work_struct *work);
/** WLAN IDs */
static const struct pci_device_id wlan_ids[] = {
#ifdef PCIE8897
{
PCIE_VENDOR_ID_MRVL,
PCIE_DEVICE_ID_88W8897P,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
#endif
#ifdef PCIE8997
{
PCIE_VENDOR_ID_MRVL,
PCIE_DEVICE_ID_88W8997P,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
{
PCIE_VENDOR_ID_V2_MRVL,
PCIE_DEVICE_ID_88W8997P,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
#endif
#ifdef PCIE9097
{
PCIE_VENDOR_ID_V2_MRVL,
PCIE_DEVICE_ID_88W9097,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
#endif
#ifdef PCIE9098
{
PCIE_VENDOR_ID_V2_MRVL,
PCIE_DEVICE_ID_88W9098P_FN0,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
{
PCIE_VENDOR_ID_V2_MRVL,
PCIE_DEVICE_ID_88W9098P_FN1,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
#endif
#ifdef PCIEAW693
{
PCIE_VENDOR_ID_NXP,
PCIE_DEVICE_ID_88WAW693_FN0,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
{
PCIE_VENDOR_ID_NXP,
PCIE_DEVICE_ID_88WAW693_FN1,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
#endif
#ifdef PCIEIW624
{
PCIE_VENDOR_ID_NXP,
PCIE_DEVICE_ID_88WIW624,
PCI_ANY_ID,
PCI_ANY_ID,
0,
0,
},
#endif
{},
};
/* moal interface ops */
static moal_if_ops pcie_ops;
MODULE_DEVICE_TABLE(pci, wlan_ids);
/********************************************************
Global Variables
********************************************************/
/********************************************************
Local Functions
********************************************************/
static mlan_status woal_pcie_preinit(struct pci_dev *pdev);
#if defined(PCIE8897) || defined(PCIE8997) || defined(PCIE9098) || \
defined(PCIE9097) || defined(PCIEAW693) || defined(PCIEIW624)
static rdwr_status woal_pcie_rdwr_firmware(moal_handle *phandle, t_u8 doneflag,
t_u8 resetflag);
#endif
/** @brief This function updates the card types
*
* @param handle A Pointer to the moal_handle structure
* @param card A Pointer to card
*
* @return N/A
*/
static t_u16 woal_update_card_type(t_void *card)
{
pcie_service_card *cardp_pcie = (pcie_service_card *)card;
t_u16 card_type = 0;
/* Update card type */
#ifdef PCIE8897
if (cardp_pcie->dev->device == PCIE_DEVICE_ID_88W8897P) {
card_type = CARD_TYPE_PCIE8897;
moal_memcpy_ext(NULL, driver_version, CARD_PCIE8897,
strlen(CARD_PCIE8897), strlen(driver_version));
moal_memcpy_ext(NULL,
driver_version + strlen(INTF_CARDTYPE) +
strlen(KERN_VERSION),
V15, strlen(V15),
strlen(driver_version) - strlen(INTF_CARDTYPE) -
strlen(KERN_VERSION));
}
#endif
#ifdef PCIE8997
if (cardp_pcie->dev->device == PCIE_DEVICE_ID_88W8997P) {
card_type = CARD_TYPE_PCIE8997;
moal_memcpy_ext(NULL, driver_version, CARD_PCIE8997,
strlen(CARD_PCIE8997), strlen(driver_version));
moal_memcpy_ext(NULL,
driver_version + strlen(INTF_CARDTYPE) +
strlen(KERN_VERSION),
V16, strlen(V16),
strlen(driver_version) - strlen(INTF_CARDTYPE) -
strlen(KERN_VERSION));
}
#endif
#ifdef PCIE9097
if (cardp_pcie->dev->device == PCIE_DEVICE_ID_88W9097) {
card_type = CARD_TYPE_PCIE9097;
moal_memcpy_ext(NULL, driver_version, CARD_PCIE9097,
strlen(CARD_PCIE9097), strlen(driver_version));
moal_memcpy_ext(NULL,
driver_version + strlen(INTF_CARDTYPE) +
strlen(KERN_VERSION),
V17, strlen(V17),
strlen(driver_version) - strlen(INTF_CARDTYPE) -
strlen(KERN_VERSION));
}
#endif
#ifdef PCIE9098
if (cardp_pcie->dev->device == PCIE_DEVICE_ID_88W9098P_FN0 ||
cardp_pcie->dev->device == PCIE_DEVICE_ID_88W9098P_FN1) {
card_type = CARD_TYPE_PCIE9098;
moal_memcpy_ext(NULL, driver_version, CARD_PCIE9098,
strlen(CARD_PCIE9098), strlen(driver_version));
moal_memcpy_ext(NULL,
driver_version + strlen(INTF_CARDTYPE) +
strlen(KERN_VERSION),
V17, strlen(V17),
strlen(driver_version) - strlen(INTF_CARDTYPE) -
strlen(KERN_VERSION));
}
#endif
#ifdef PCIEAW693
if (cardp_pcie->dev->device == PCIE_DEVICE_ID_88WAW693_FN0 ||
cardp_pcie->dev->device == PCIE_DEVICE_ID_88WAW693_FN1) {
card_type = CARD_TYPE_PCIEAW693;
moal_memcpy_ext(NULL, driver_version, CARD_PCIEAW693,
strlen(CARD_PCIEAW693), strlen(driver_version));
moal_memcpy_ext(NULL,
driver_version + strlen(INTF_CARDTYPE) +
strlen(KERN_VERSION),
V18, strlen(V18),
strlen(driver_version) - strlen(INTF_CARDTYPE) -
strlen(KERN_VERSION));
}
#endif
#ifdef PCIEIW624
if (cardp_pcie->dev->device == PCIE_DEVICE_ID_88WIW624) {
card_type = CARD_TYPE_PCIEIW624;
moal_memcpy_ext(NULL, driver_version, CARD_PCIEIW624,
strlen(CARD_PCIEIW624), strlen(driver_version));
moal_memcpy_ext(NULL,
driver_version + strlen(INTF_CARDTYPE) +
strlen(KERN_VERSION),
V18, strlen(V18),
strlen(driver_version) - strlen(INTF_CARDTYPE) -
strlen(KERN_VERSION));
}
#endif
return card_type;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0)
/**
* @brief Function to program scratch register to ask device to clear ADMA
*
* @param handle A pointer to moal_handle structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_reset_adma(moal_handle *handle)
{
int tries = 0;
int ret = MLAN_STATUS_SUCCESS;
t_u32 value;
t_u32 reset_reg = handle->card_info->fw_reset_reg;
t_u8 reset_adma_val = 0x97;
/* wake up device before set the reset reg */
handle->ops.read_reg(handle, handle->card_info->fw_wakeup_reg, &value);
udelay(100);
if (handle->ops.write_reg(handle, reset_reg, reset_adma_val) !=
MLAN_STATUS_SUCCESS) {
PRINTM(MERROR, "Failed to write register.\n");
ret = MLAN_STATUS_FAILURE;
goto done;
}
for (tries = 0; tries < 100; ++tries) {
ret = handle->ops.read_reg(handle, reset_reg, &value);
if (value == 0) {
break;
}
moal_usleep_range(handle, 100, 200);
}
if (value == 0) {
PRINTM(MMSG, "%s:ADMA reset done\n", __func__);
ret = MLAN_STATUS_SUCCESS;
} else {
PRINTM(MERROR, "%s:ADMA reset failed(value:%x)\n", __func__,
value);
ret = MLAN_STATUS_FAILURE;
}
done:
return ret;
}
/**
* @brief Function to process pre/post PCIe function level reset
*
* @param handle A pointer to moal_handle structure
* @param prepare True :- its a pre FLR call from the kernel
* False :- its a post FLR call from the kernel
* @param flr True: call from FLR
*
* Note: This function is mix of woal_switch_drv_mode() and
* remove_card(). Idea is to cleanup the software only without
* touching the PCIe specific code. Likewise, during init init
* everything, including hw, but do not reinitiate PCIe stack
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_do_flr(moal_handle *handle, bool prepare, bool flr_flag)
{
unsigned int i;
int index = 0;
mlan_status status = MLAN_STATUS_SUCCESS;
moal_private *priv = NULL;
pcie_service_card *card = NULL;
int fw_serial_bkp = 0;
ENTER();
if (!handle) {
PRINTM(MINFO, "\n Handle null during prepare=%d\n", prepare);
LEAVE();
return status;
}
card = (pcie_service_card *)handle->card;
if (card == NULL) {
PRINTM(MERROR, "The parameter 'card' is NULL\n");
LEAVE();
return (mlan_status)MLAN_STATUS_FAILURE;
}
if (!IS_PCIE8997(handle->card_type) &&
!IS_PCIE9097(handle->card_type) &&
!IS_PCIEIW624(handle->card_type) &&
!IS_PCIEAW693(handle->card_type) &&
!IS_PCIE9098(handle->card_type)) {
LEAVE();
return status;
}
if (MOAL_ACQ_SEMAPHORE_BLOCK(&AddRemoveCardSem))
goto exit_sem_err;
if (!prepare)
goto perform_init;
if (!handle->pmlan_adapter)
goto exit;
/* Reset all interfaces */
priv = woal_get_priv(handle, MLAN_BSS_ROLE_ANY);
woal_reset_intf(priv, MOAL_IOCTL_WAIT, MTRUE);
woal_clean_up(handle);
mlan_ioctl(handle->pmlan_adapter, NULL);
/* Shutdown firmware */
handle->init_wait_q_woken = MFALSE;
status = mlan_shutdown_fw(handle->pmlan_adapter);
if (status == MLAN_STATUS_PENDING)
wait_event_interruptible(handle->init_wait_q,
handle->init_wait_q_woken);
if (atomic_read(&handle->rx_pending) ||
atomic_read(&handle->tx_pending) ||
atomic_read(&handle->ioctl_pending)) {
PRINTM(MERROR,
"ERR: rx_pending=%d,tx_pending=%d,ioctl_pending=%d\n",
atomic_read(&handle->rx_pending),
atomic_read(&handle->tx_pending),
atomic_read(&handle->ioctl_pending));
}
unregister_inetaddr_notifier(&handle->woal_notifier);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0)
#if IS_ENABLED(CONFIG_IPV6)
unregister_inet6addr_notifier(&handle->woal_inet6_notifier);
#endif
#endif
#ifdef WIFI_DIRECT_SUPPORT
#if defined(STA_CFG80211) && defined(UAP_CFG80211)
#if CFG80211_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
/* Remove virtual interface */
woal_remove_virtual_interface(handle);
#endif
#endif
#endif
/* Remove interface */
for (i = 0; i < handle->priv_num; i++)
woal_remove_interface(handle, i);
handle->priv_num = 0;
#if defined(STA_CFG80211) || defined(UAP_CFG80211)
/* Unregister wiphy device and free */
if (handle->wiphy) {
wiphy_unregister(handle->wiphy);
woal_cfg80211_free_bands(handle->wiphy);
wiphy_free(handle->wiphy);
handle->wiphy = NULL;
}
#endif
/* Unregister mlan */
if (handle->pmlan_adapter) {
mlan_unregister(handle->pmlan_adapter);
if (atomic_read(&handle->lock_count) ||
atomic_read(&handle->malloc_count) ||
atomic_read(&handle->mbufalloc_count)) {
PRINTM(MERROR,
"mlan has memory leak: lock_count=%d,"
" malloc_count=%d, mbufalloc_count=%d\n",
atomic_read(&handle->lock_count),
atomic_read(&handle->malloc_count),
atomic_read(&handle->mbufalloc_count));
}
if (atomic_read(&handle->malloc_cons_count)) {
PRINTM(MERROR,
"mlan has memory leak: malloc_cons_count=%d\n",
atomic_read(&handle->malloc_cons_count));
}
handle->pmlan_adapter = NULL;
}
handle->fw_dump = MFALSE;
goto exit;
perform_init:
handle->priv_num = 0;
/* Init SW */
if (woal_init_sw(handle)) {
PRINTM(MFATAL, "Software Init Failed\n");
goto err_init_fw;
}
if (!handle->pmlan_adapter)
goto err_init_fw;
#if defined(PCIE9098) || defined(PCIEAW693)
if ((card->dev->device == PCIE_DEVICE_ID_88W9098P_FN1) ||
(card->dev->device == PCIE_DEVICE_ID_88WAW693_FN1))
mlan_set_int_mode(handle->pmlan_adapter, pcie_int_mode, 1);
else
#endif
/* Update pcie_int_mode in mlan adapter */
mlan_set_int_mode(handle->pmlan_adapter,
handle->params.pcie_int_mode, 0);
/* Init FW and HW */
/* Load wlan only binary */
if (flr_flag) {
fw_serial_bkp = moal_extflg_isset(handle, EXT_FW_SERIAL);
moal_extflg_clear(handle, EXT_FW_SERIAL);
woal_update_firmware_name(handle);
}
if (woal_init_fw(handle)) {
PRINTM(MFATAL, "Firmware Init Failed\n");
woal_pcie_reg_dbg(handle);
if (fw_serial_bkp)
moal_extflg_set(handle, EXT_FW_SERIAL);
goto err_init_fw;
}
if (flr_flag && fw_serial_bkp)
moal_extflg_set(handle, EXT_FW_SERIAL);
if (IS_PCIE9098(handle->card_type))
handle->event_fw_dump = MTRUE;
exit:
MOAL_REL_SEMAPHORE(&AddRemoveCardSem);
exit_sem_err:
LEAVE();
return status;
err_init_fw:
if (handle->is_fw_dump_timer_set) {
woal_cancel_timer(&handle->fw_dump_timer);
handle->is_fw_dump_timer_set = MFALSE;
}
if ((handle->hardware_status == HardwareStatusFwReady) ||
(handle->hardware_status == HardwareStatusReady)) {
PRINTM(MINFO, "shutdown mlan\n");
handle->init_wait_q_woken = MFALSE;
status = mlan_shutdown_fw(handle->pmlan_adapter);
if (status == MLAN_STATUS_PENDING)
wait_event_interruptible(handle->init_wait_q,
handle->init_wait_q_woken);
}
#ifdef ANDROID_KERNEL
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 1, 0)
wakeup_source_trash(&handle->ws);
#else
wake_lock_destroy(&handle->wake_lock);
#endif
#endif
#ifdef CONFIG_PROC_FS
woal_proc_exit(handle);
#endif
/* Unregister device */
PRINTM(MINFO, "unregister device\n");
woal_pcie_unregister_dev(handle);
handle->surprise_removed = MTRUE;
#ifdef REASSOCIATION
if (handle->reassoc_thread.pid)
wake_up_interruptible(&handle->reassoc_thread.wait_q);
/* waiting for main thread quit */
while (handle->reassoc_thread.pid)
woal_sched_timeout(2);
#endif /* REASSOCIATION */
if (moal_extflg_isset(handle, EXT_NAPI))
netif_napi_del(&handle->napi_rx);
woal_terminate_workqueue(handle);
woal_free_moal_handle(handle);
for (index = 0; index < MAX_MLAN_ADAPTER; index++) {
if (m_handle[index] == handle)
break;
}
if (index < MAX_MLAN_ADAPTER)
m_handle[index] = NULL;
card->handle = NULL;
MOAL_REL_SEMAPHORE(&AddRemoveCardSem);
LEAVE();
return (mlan_status)MLAN_STATUS_FAILURE;
}
#endif
/**
* @brief This function handles PCIE driver probe
*
* @param pdev A pointer to pci_dev structure
* @param id A pointer to pci_device_id structure
*
* @return error code
*/
static int woal_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
pcie_service_card *card = NULL;
t_u16 card_type = 0;
int ret = 0;
ENTER();
PRINTM(MINFO, "vendor=0x%4.04X device=0x%4.04X rev=%d\n", pdev->vendor,
pdev->device, pdev->revision);
/* Preinit PCIE device so allocate PCIE memory can be successful */
if (woal_pcie_preinit(pdev)) {
PRINTM(MFATAL, "MOAL PCIE preinit failed\n");
LEAVE();
return -EFAULT;
}
card = kzalloc(sizeof(pcie_service_card), GFP_KERNEL);
if (!card) {
PRINTM(MERROR, "%s: failed to alloc memory\n", __func__);
ret = -ENOMEM;
goto err;
}
card->dev = pdev;
card_type = woal_update_card_type(card);
if (!card_type) {
PRINTM(MERROR, "pcie probe: woal_update_card_type() failed\n");
ret = MLAN_STATUS_FAILURE;
goto err;
}
if (MLAN_STATUS_SUCCESS != woal_pcie_init(card)) {
PRINTM(MERROR, "woal_pcie_init failed\n");
ret = -EFAULT;
goto err;
}
INIT_WORK(&card->reset_work, woal_pcie_work);
if (woal_add_card(card, &card->dev->dev, &pcie_ops, card_type) ==
NULL) {
woal_pcie_cleanup(card);
PRINTM(MERROR, "%s: failed\n", __func__);
ret = -EFAULT;
goto err;
}
#ifdef IMX_SUPPORT
woal_regist_oob_wakeup_irq(card->handle);
#endif /* IMX_SUPPORT */
LEAVE();
return ret;
err:
kfree(card);
if (pci_is_enabled(pdev))
pci_disable_device(pdev);
LEAVE();
return ret;
}
/**
* @brief This function handles PCIE driver remove
*
* @param pdev A pointer to pci_dev structure
*
* @return error code
*/
static void woal_pcie_remove(struct pci_dev *dev)
{
pcie_service_card *card;
moal_handle *handle;
ENTER();
card = pci_get_drvdata(dev);
if (!card) {
PRINTM(MINFO, "PCIE card removed from slot\n");
LEAVE();
return;
}
cancel_work_sync(&card->reset_work);
handle = card->handle;
if (!handle) {
PRINTM(MINFO, "PCIE card handle removed\n");
woal_pcie_cleanup(card);
kfree(card);
LEAVE();
return;
}
handle->surprise_removed = MTRUE;
#ifdef IMX_SUPPORT
woal_unregist_oob_wakeup_irq(card->handle);
#endif /* IMX_SUPPORT */
woal_remove_card(card);
woal_pcie_cleanup(card);
kfree(card);
LEAVE();
return;
}
/**
* @brief This function handles PCIE driver remove
*
* @param pdev A pointer to pci_dev structure
*
* @return error code
*/
static void woal_pcie_shutdown(struct pci_dev *dev)
{
pcie_service_card *card;
moal_handle *handle;
ENTER();
PRINTM(MCMND, "<--- Enter woal_pcie_shutdown --->\n");
card = pci_get_drvdata(dev);
if (!card) {
PRINTM(MINFO, "PCIE card removed from slot\n");
LEAVE();
return;
}
handle = card->handle;
if (!handle) {
PRINTM(MINFO, "Invalid handle\n");
LEAVE();
return;
}
if (handle->second_mac)
goto done;
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(handle->card_type) || IS_PCIEIW624(handle->card_type) ||
IS_PCIEAW693(handle->card_type) || IS_PCIE9097(handle->card_type)) {
if (RDWR_STATUS_FAILURE !=
woal_pcie_rdwr_firmware(handle, 0, 1))
PRINTM(MMSG, "wlan: start in-bound IR...\n");
}
#endif
done:
handle->surprise_removed = MTRUE;
pci_disable_device(dev);
PRINTM(MCMND, "<--- Leave woal_pcie_shutdown --->\n");
LEAVE();
return;
}
/**
* @brief Handle suspend
*
* @param pdev A pointer to pci_dev structure
* @param state PM state message
*
* @return error code
*/
static int woal_pcie_suspend(struct pci_dev *pdev, pm_message_t state)
{
pcie_service_card *cardp;
moal_handle *handle = NULL;
moal_handle *ref_handle = NULL;
int i;
int ret = MLAN_STATUS_SUCCESS;
int hs_actived;
mlan_ds_ps_info pm_info;
int keep_power = 0;
ENTER();
if (pdev) {
cardp = (pcie_service_card *)pci_get_drvdata(pdev);
if (!cardp || !cardp->handle) {
LEAVE();
return MLAN_STATUS_SUCCESS;
}
} else {
PRINTM(MERROR, "PCIE device is not specified\n");
LEAVE();
return -ENOSYS;
}
handle = cardp->handle;
if (handle->second_mac)
PRINTM(MCMND, "<--- Enter woal_pcie_suspend# --->\n");
else
PRINTM(MCMND, "<--- Enter woal_pcie_suspend --->\n");
if (handle->is_suspended == MTRUE) {
PRINTM(MWARN, "Device already suspended\n");
LEAVE();
return MLAN_STATUS_SUCCESS;
}
if (handle->fw_dump) {
PRINTM(MMSG, "suspend not allowed while FW dump!");
ret = -EBUSY;
goto done;
}
if (moal_extflg_isset(handle, EXT_PM_KEEP_POWER))
keep_power = MTRUE;
else
keep_power = MFALSE;
for (i = 0; i < MIN(handle->priv_num, MLAN_MAX_BSS_NUM); i++) {
if (handle->priv[i])
woal_cancel_scan(handle->priv[i], MOAL_IOCTL_WAIT);
#ifdef UAP_SUPPORT
if (handle->priv[i] && !keep_power &&
handle->priv[i]->bss_started == MTRUE) {
if (woal_uap_bss_ctrl(handle->priv[i], MOAL_IOCTL_WAIT,
UAP_BSS_STOP)) {
PRINTM(MERROR, "%s: stop uap failed \n",
__func__);
}
}
#endif
}
handle->suspend_fail = MFALSE;
if (keep_power) {
memset(&pm_info, 0, sizeof(pm_info));
#define MAX_RETRY_NUM 8
for (i = 0; i < MAX_RETRY_NUM; i++) {
if (MLAN_STATUS_SUCCESS ==
woal_get_pm_info(woal_get_priv(handle,
MLAN_BSS_ROLE_ANY),
&pm_info)) {
if (pm_info.is_suspend_allowed == MTRUE)
break;
else
PRINTM(MMSG,
"Suspend not allowed and retry again\n");
}
woal_sched_timeout(100);
}
if (pm_info.is_suspend_allowed == MFALSE) {
PRINTM(MMSG, "Suspend not allowed\n");
ret = -EBUSY;
goto done;
}
}
for (i = 0; i < handle->priv_num; i++)
netif_device_detach(handle->priv[i]->netdev);
if (keep_power) {
woal_sched_timeout(200);
/* Enable Host Sleep */
hs_actived = woal_enable_hs(
woal_get_priv(handle, MLAN_BSS_ROLE_ANY));
if (hs_actived == MTRUE) {
/* Indicate device suspended */
handle->is_suspended = MTRUE;
woal_sched_timeout(10);
} else {
PRINTM(MMSG, "HS not actived, suspend fail!");
handle->suspend_fail = MTRUE;
for (i = 0; i < handle->priv_num; i++)
netif_device_attach(handle->priv[i]->netdev);
ret = -EBUSY;
goto done;
}
}
woal_flush_workqueue(handle);
if (!keep_power) {
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0)
woal_do_flr(handle, true, false);
#endif
handle->surprise_removed = MTRUE;
handle->is_suspended = MTRUE;
}
#ifdef IMX_SUPPORT
woal_enable_oob_wakeup_irq(handle);
#endif /* IMX_SUPPORT */
pci_enable_wake(pdev, pci_choose_state(pdev, state), 1);
pci_save_state(pdev);
ref_handle = (moal_handle *)handle->pref_mac;
if (ref_handle && ref_handle->is_suspended)
pci_set_power_state(pdev, pci_choose_state(pdev, state));
done:
PRINTM(MCMND, "<--- Leave woal_pcie_suspend --->\n");
LEAVE();
return ret;
}
/**
* @brief Handle resume
*
* @param pdev A pointer to pci_dev structure
*
* @return error code
*/
static int woal_pcie_resume(struct pci_dev *pdev)
{
moal_handle *handle;
pcie_service_card *cardp;
int keep_power = 0;
int i;
ENTER();
if (pdev) {
cardp = (pcie_service_card *)pci_get_drvdata(pdev);
if (!cardp || !cardp->handle) {
PRINTM(MERROR, "Card or handle is not valid\n");
LEAVE();
return MLAN_STATUS_SUCCESS;
}
} else {
PRINTM(MERROR, "PCIE device is not specified\n");
LEAVE();
return -ENOSYS;
}
handle = cardp->handle;
if (handle->second_mac)
PRINTM(MCMND, "<--- Enter woal_pcie_resume# --->\n");
else
PRINTM(MCMND, "<--- Enter woal_pcie_resume --->\n");
if (handle->is_suspended == MFALSE) {
PRINTM(MWARN, "Device already resumed\n");
goto done;
}
handle->is_suspended = MFALSE;
if (moal_extflg_isset(handle, EXT_PM_KEEP_POWER))
keep_power = MTRUE;
else
keep_power = MFALSE;
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
pci_enable_wake(pdev, PCI_D0, 0);
if (!keep_power) {
handle->surprise_removed = MFALSE;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0)
woal_do_flr(handle, false, false);
#endif
} else {
if (woal_check_driver_status(handle)) {
PRINTM(MERROR, "Resuem, device is in hang state\n");
LEAVE();
return MLAN_STATUS_SUCCESS;
}
for (i = 0; i < handle->priv_num; i++)
netif_device_attach(handle->priv[i]->netdev);
woal_cancel_hs(woal_get_priv(handle, MLAN_BSS_ROLE_ANY),
MOAL_NO_WAIT);
#ifdef IMX_SUPPORT
woal_disable_oob_wakeup_irq(handle);
#endif /* IMX_SUPPORT */
}
done:
PRINTM(MCMND, "<--- Leave woal_pcie_resume --->\n");
LEAVE();
return 0;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 13, 0)
/**
* @brief Pcie reset prepare handler
*
* @param pdev A pointer to pci_dev structure
*/
static void woal_pcie_reset_prepare(struct pci_dev *pdev)
{
pcie_service_card *card;
moal_handle *handle;
moal_handle *ref_handle = NULL;
ENTER();
card = pci_get_drvdata(pdev);
if (!card) {
PRINTM(MINFO, "PCIE card removed from slot\n");
LEAVE();
return;
}
handle = card->handle;
if (!handle) {
PRINTM(MINFO, "Invalid handle\n");
LEAVE();
return;
}
PRINTM(MMSG, "%s: vendor=0x%4.04X device=0x%4.04X rev=%d Pre-FLR\n",
__func__, pdev->vendor, pdev->device, pdev->revision);
/* Kernel would be performing FLR after this notification.
* Cleanup up all software withouth cleaning anything related to
* PCIe and HW.
* Note. FW might not be healthy.
*/
// handle-> mac0 , ref_handle->second mac
if (handle->pref_mac) {
if (handle->second_mac) {
handle = (moal_handle *)handle->pref_mac;
ref_handle = (moal_handle *)handle->pref_mac;
} else {
ref_handle = (moal_handle *)handle->pref_mac;
}
}
handle->surprise_removed = MTRUE;
handle->fw_reseting = MTRUE;
// TODO: Can add more chips once the related code has been ported to fw
// v18
if (IS_PCIE9097(handle->card_type) || IS_PCIE9098(handle->card_type) ||
IS_PCIEAW693(handle->card_type)) {
woal_reset_adma(handle);
}
woal_do_flr(handle, true, true);
if (ref_handle) {
ref_handle->surprise_removed = MTRUE;
ref_handle->fw_reseting = MTRUE;
woal_do_flr(ref_handle, true, true);
}
LEAVE();
}
/**
* @brief Pcie reset done handler
*
* @param pdev A pointer to pci_dev structure
*/
static void woal_pcie_reset_done(struct pci_dev *pdev)
{
pcie_service_card *card;
moal_handle *handle;
moal_handle *ref_handle = NULL;
ENTER();
card = pci_get_drvdata(pdev);
if (!card) {
PRINTM(MINFO, "PCIE card removed from slot\n");
LEAVE();
return;
}
handle = card->handle;
if (!handle) {
PRINTM(MINFO, "Invalid handle\n");
LEAVE();
return;
}
PRINTM(MMSG, "%s: vendor=0x%4.04X device=0x%4.04X rev=%d Post-FLR\n",
__func__, pdev->vendor, pdev->device, pdev->revision);
/* Kernel stores and restores PCIe function context before and
* after performing FLR, respectively.
*
* Reconfigure the sw and fw including fw redownload
*/
// handle-> mac0 , ref_handle->second mac
if (handle->pref_mac) {
if (handle->second_mac) {
handle = (moal_handle *)handle->pref_mac;
ref_handle = (moal_handle *)handle->pref_mac;
} else {
ref_handle = (moal_handle *)handle->pref_mac;
}
}
handle->surprise_removed = MFALSE;
if (MLAN_STATUS_SUCCESS == woal_do_flr(handle, false, true))
handle->fw_reseting = MFALSE;
else
handle = NULL;
if (ref_handle) {
ref_handle->surprise_removed = MFALSE;
if (MLAN_STATUS_SUCCESS == woal_do_flr(ref_handle, false, true))
ref_handle->fw_reseting = MFALSE;
}
wifi_status = WIFI_STATUS_OK;
if (handle)
woal_send_auto_recovery_complete_event(handle);
LEAVE();
}
#else
static void woal_pcie_reset_notify(struct pci_dev *pdev, bool prepare)
{
pcie_service_card *card;
moal_handle *handle;
moal_handle *ref_handle = NULL;
ENTER();
card = pci_get_drvdata(pdev);
if (!card) {
PRINTM(MINFO, "PCIE card removed from slot\n");
LEAVE();
return;
}
handle = card->handle;
if (!handle) {
PRINTM(MINFO, "Invalid handle\n");
LEAVE();
return;
}
PRINTM(MMSG, "%s: vendor=0x%4.04X device=0x%4.04X rev=%d %s\n",
__func__, pdev->vendor, pdev->device, pdev->revision,
prepare ? "Pre-FLR" : "Post-FLR");
// handle-> mac0 , ref_handle->second mac
if (handle->pref_mac) {
if (handle->second_mac) {
handle = (moal_handle *)handle->pref_mac;
ref_handle = (moal_handle *)handle->pref_mac;
} else {
ref_handle = (moal_handle *)handle->pref_mac;
}
}
if (prepare) {
/* Kernel would be performing FLR after this notification.
* Cleanup up all software withouth cleaning anything related to
* PCIe and HW.
* Note. FW might not be healthy.
*/
handle->surprise_removed = MTRUE;
handle->fw_reseting = MTRUE;
// TODO: Can add more chips once the related code has been
// ported to fw v18
if (IS_PCIE9097(handle->card_type) ||
IS_PCIE9098(handle->card_type) ||
IS_PCIEAW693(handle->card_type)) {
woal_reset_adma(handle);
}
woal_do_flr(handle, prepare, true);
if (ref_handle) {
ref_handle->surprise_removed = MTRUE;
ref_handle->fw_reseting = MTRUE;
woal_do_flr(ref_handle, prepare, true);
}
} else {
/* Kernel stores and restores PCIe function context before and
* after performing FLR, respectively.
*
* Reconfigure the sw and fw including fw redownload
*/
handle->surprise_removed = MFALSE;
if (MLAN_STATUS_SUCCESS == woal_do_flr(handle, prepare, true))
handle->fw_reseting = MFALSE;
else
handle = NULL;
if (ref_handle) {
ref_handle->surprise_removed = MFALSE;
if (MLAN_STATUS_SUCCESS ==
woal_do_flr(ref_handle, prepare, true))
ref_handle->fw_reseting = MFALSE;
}
wifi_status = WIFI_STATUS_OK;
if (handle)
woal_send_auto_recovery_complete_event(handle);
}
LEAVE();
}
#endif
static const struct pci_error_handlers woal_pcie_err_handler[] = {
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 13, 0)
{
.reset_prepare = woal_pcie_reset_prepare,
.reset_done = woal_pcie_reset_done,
},
#else
{
.reset_notify = woal_pcie_reset_notify,
},
#endif
};
#endif // KERNEL_VERSION(3.18.0)
/* PCI Device Driver */
static struct pci_driver REFDATA wlan_pcie = {
.name = "wlan_pcie",
.id_table = wlan_ids,
.probe = woal_pcie_probe,
.remove = woal_pcie_remove,
.shutdown = woal_pcie_shutdown,
#ifdef CONFIG_PM
/* Power Management Hooks */
.suspend = woal_pcie_suspend,
.resume = woal_pcie_resume,
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 18, 0)
.err_handler = woal_pcie_err_handler,
#endif
};
/********************************************************
Global Functions
********************************************************/
/**
* @brief This function writes data into card register
*
* @param handle A Pointer to the moal_handle structure
* @param reg Register offset
* @param data Value
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_pcie_write_reg(moal_handle *handle, t_u32 reg,
t_u32 data)
{
pcie_service_card *card = (pcie_service_card *)handle->card;
iowrite32(data, card->pci_mmap1 + reg);
PRINTM(MREG, "pcie w %x = %x\n", reg, data);
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function reads data from card register
*
* @param handle A Pointer to the moal_handle structure
* @param reg Register offset
* @param data Value
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_pcie_read_reg(moal_handle *handle, t_u32 reg,
t_u32 *data)
{
pcie_service_card *card = (pcie_service_card *)handle->card;
*data = ioread32(card->pci_mmap1 + reg);
PRINTM(MREG, "pcie r %x = %x\n", reg, *data);
if (*data == MLAN_STATUS_FAILURE)
return MLAN_STATUS_FAILURE;
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function writes multiple bytes into card memory
*
* @param handle A Pointer to the moal_handle structure
* @param pmbuf Pointer to mlan_buffer structure
* @param port Port
* @param timeout Time out value
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_pcie_write_data_sync(moal_handle *handle,
mlan_buffer *pmbuf, t_u32 port,
t_u32 timeout)
{
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function reads multiple bytes from card memory
*
* @param handle A Pointer to the moal_handle structure
* @param pmbuf Pointer to mlan_buffer structure
* @param port Port
* @param timeout Time out value
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_pcie_read_data_sync(moal_handle *handle,
mlan_buffer *pmbuf, t_u32 port,
t_u32 timeout)
{
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function handles the interrupt.
*
* @param irq The irq no. of PCIE device
* @param dev_id A pointer to the pci_dev structure
*
* @return IRQ_HANDLED
*/
static irqreturn_t woal_pcie_interrupt(int irq, void *dev_id)
{
struct pci_dev *pdev;
pcie_service_card *card;
moal_handle *handle;
mlan_status ret = MLAN_STATUS_SUCCESS;
pdev = (struct pci_dev *)dev_id;
if (!pdev) {
PRINTM(MFATAL, "%s: pdev is NULL\n", (t_u8 *)pdev);
goto exit;
}
card = (pcie_service_card *)pci_get_drvdata(pdev);
if (!card || !card->handle) {
PRINTM(MFATAL, "%s: card=%p handle=%p\n", __func__, card,
card ? card->handle : NULL);
goto exit;
}
handle = card->handle;
/* No need to handle Interrupt during FW reload, we can safely return
* success to Kernel */
if (handle->surprise_removed == MTRUE && handle->fw_reseting) {
PRINTM(MINFO, "*** SKIP INTR handling during FW reload ***\n");
ret = MLAN_STATUS_SUCCESS;
return IRQ_HANDLED;
}
PRINTM(MINFO, "*** IN PCIE IRQ ***\n");
handle->main_state = MOAL_RECV_INT;
if (handle->second_mac)
PRINTM(MINTR, "**\n");
else
PRINTM(MINTR, "*\n");
if (handle->is_suspended) {
PRINTM(MERROR, "Receive interrupt in hs_suspended\n");
}
ret = mlan_interrupt(0xffff, handle->pmlan_adapter);
exit:
if (ret == MLAN_STATUS_SUCCESS)
return IRQ_HANDLED;
else
return IRQ_NONE;
}
/**
* @brief This function pre-initializes the PCI-E host
* memory space, etc.
*
* @param handle A pointer to moal_handle structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_pcie_preinit(struct pci_dev *pdev)
{
int ret;
if (pdev->multifunction)
device_disable_async_suspend(&pdev->dev);
ret = pci_enable_device(pdev);
if (ret)
goto err_enable_dev;
pci_set_master(pdev);
PRINTM(MINFO, "Try set_consistent_dma_mask(32)\n");
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
#else
ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
#endif
if (ret) {
PRINTM(MERROR, "set_dma_mask(32) failed\n");
goto err_set_dma_mask;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
#else
ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
#endif
if (ret) {
PRINTM(MERROR, "set_consistent_dma_mask(64) failed\n");
goto err_set_dma_mask;
}
return MLAN_STATUS_SUCCESS;
err_set_dma_mask:
pci_disable_device(pdev);
err_enable_dev:
return MLAN_STATUS_FAILURE;
}
/**
* @brief This function initializes the PCI-E host
* memory space, etc.
*
* @param card A pointer to pcie_service_card structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_pcie_init(pcie_service_card *card)
{
struct pci_dev *pdev = NULL;
int ret;
pdev = card->dev;
pci_set_drvdata(pdev, card);
#if 0
ret = pci_enable_device(pdev);
if (ret)
goto err_enable_dev;
pci_set_master(pdev);
PRINTM(MINFO, "Try set_consistent_dma_mask(32)\n");
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
#else
ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
#endif
if (ret) {
PRINTM(MERROR, "set_dma_mask(32) failed\n");
goto err_set_dma_mask;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 18, 0)
ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
#else
ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
#endif
if (ret) {
PRINTM(MERROR, "set_consistent_dma_mask(64) failed\n");
goto err_set_dma_mask;
}
#endif
ret = pci_request_region(pdev, 0, DRV_NAME);
if (ret) {
PRINTM(MERROR, "req_reg(0) error\n");
goto err_req_region0;
}
card->pci_mmap = pci_iomap(pdev, 0, 0);
if (!card->pci_mmap) {
PRINTM(MERROR, "iomap(0) error\n");
goto err_iomap0;
}
ret = pci_request_region(pdev, 2, DRV_NAME);
if (ret) {
PRINTM(MERROR, "req_reg(2) error\n");
goto err_req_region2;
}
card->pci_mmap1 = pci_iomap(pdev, 2, 0);
if (!card->pci_mmap1) {
PRINTM(MERROR, "iomap(2) error\n");
goto err_iomap2;
}
PRINTM(MMSG,
"PCI memory map Virt0: %p PCI memory map Virt2: "
"%p\n",
card->pci_mmap, card->pci_mmap1);
return MLAN_STATUS_SUCCESS;
err_iomap2:
pci_release_region(pdev, 2);
err_req_region2:
pci_iounmap(pdev, card->pci_mmap);
err_iomap0:
pci_release_region(pdev, 0);
err_req_region0:
#if 0
err_set_dma_mask:
#endif
#if 0
err_enable_dev:
#endif
pci_set_drvdata(pdev, NULL);
return MLAN_STATUS_FAILURE;
}
/**
* @brief This function registers the PCIE device
*
* @param handle A pointer to moal_handle structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_pcie_register_dev(moal_handle *handle)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pcie_service_card *card = NULL;
struct pci_dev *pdev = NULL;
ENTER();
if (!handle || !handle->card) {
PRINTM(MINFO, "%s: handle=%p card=%p\n", __FUNCTION__, handle,
handle ? handle->card : NULL);
LEAVE();
return MLAN_STATUS_FAILURE;
}
card = (pcie_service_card *)handle->card;
pdev = card->dev;
/* save adapter pointer in card */
card->handle = handle;
switch (pcie_int_mode) {
/* fall through */
case PCIE_INT_MODE_MSI:
pcie_int_mode = PCIE_INT_MODE_MSI;
ret = pci_enable_msi(pdev);
if (ret == 0) {
ret = request_irq(pdev->irq, woal_pcie_interrupt, 0,
"mrvl_pcie_msi", pdev);
if (ret) {
PRINTM(MFATAL, "request_irq failed: ret=%d\n",
ret);
pci_disable_msi(pdev);
} else {
break;
}
}
// follow through
/* fall through */
case PCIE_INT_MODE_LEGACY:
pcie_int_mode = PCIE_INT_MODE_LEGACY;
ret = request_irq(pdev->irq, woal_pcie_interrupt, IRQF_SHARED,
"mrvl_pcie", pdev);
if (ret) {
PRINTM(MFATAL, "request_irq failed: ret=%d\n", ret);
ret = MLAN_STATUS_FAILURE;
goto done;
}
break;
default:
PRINTM(MFATAL, "pcie_int_mode %d failed\n", pcie_int_mode);
ret = MLAN_STATUS_FAILURE;
goto done;
break;
}
#if defined(PCIE9098) || defined(PCIEAW693)
if ((card->dev->device == PCIE_DEVICE_ID_88W9098P_FN1) ||
(card->dev->device == PCIE_DEVICE_ID_88WAW693_FN1))
mlan_set_int_mode(handle->pmlan_adapter, pcie_int_mode, 1);
else
#endif
mlan_set_int_mode(handle->pmlan_adapter, pcie_int_mode, 0);
done:
LEAVE();
return ret;
}
/**
* @brief This function cleans up the host memory spaces
*
* @param card A pointer to pcie_service_card structure
*
* @return N/A
*/
static void woal_pcie_cleanup(pcie_service_card *card)
{
struct pci_dev *pdev = NULL;
pdev = card->dev;
PRINTM(MINFO, "Clearing driver ready signature\n");
if (pdev) {
pci_iounmap(pdev, card->pci_mmap);
pci_iounmap(pdev, card->pci_mmap1);
if (pci_is_enabled(pdev))
pci_disable_device(pdev);
pci_release_region(pdev, 0);
pci_release_region(pdev, 2);
pci_set_drvdata(pdev, NULL);
}
}
/**
* @brief This function unregisters the PCIE device
*
* @param handle A pointer to moal_handle structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static void woal_pcie_unregister_dev(moal_handle *handle)
{
pcie_service_card *card =
handle ? (pcie_service_card *)handle->card : NULL;
struct pci_dev *pdev = NULL;
ENTER();
if (card) {
pdev = card->dev;
PRINTM(MINFO, "%s(): calling free_irq()\n", __func__);
switch (pcie_int_mode) {
case PCIE_INT_MODE_MSI:
free_irq(card->dev->irq, pdev);
pci_disable_msi(pdev);
break;
case PCIE_INT_MODE_LEGACY:
free_irq(card->dev->irq, pdev);
break;
default:
PRINTM(MFATAL, "pcie_int_mode %d failed\n",
pcie_int_mode);
break;
}
card->handle = NULL;
}
LEAVE();
}
/**
* @brief This function registers the IF module in bus driver
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status woal_pcie_bus_register(void)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
ENTER();
/* API registers the NXP PCIE driver */
if (pci_register_driver(&wlan_pcie)) {
PRINTM(MFATAL, "PCIE Driver Registration Failed \n");
ret = MLAN_STATUS_FAILURE;
}
LEAVE();
return ret;
}
/**
* @brief This function de-registers the IF module in bus driver
*
* @return N/A
*/
void woal_pcie_bus_unregister(void)
{
ENTER();
/* PCIE Driver Unregistration */
pci_unregister_driver(&wlan_pcie);
LEAVE();
}
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
#define PCIE9098_DUMP_CTRL_REG 0x1C94
#define PCIE9098_DUMP_START_REG 0x1C98
#define PCIE9098_DUMP_END_REG 0x1C9F
#endif
#if defined(PCIE8897) || defined(PCIE8997)
#define DEBUG_DUMP_CTRL_REG 0xCF4
#define DEBUG_DUMP_START_REG 0xCF8
#define DEBUG_DUMP_END_REG 0xCFF
#endif
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
#define PCIE9098_SCRATCH_12_REG 0x1C90
#define PCIE9098_SCRATCH_14_REG 0x1C98
#define PCIE9098_SCRATCH_15_REG 0x1C9C
#define PCIE9098_DUMP_REG_START 0x1C20
#define PCIE9098_DUMP_REG_END 0x1C9C
#endif
#if defined(PCIE8997) || defined(PCIE8897)
#define PCIE_SCRATCH_12_REG 0x0CF0;
#define PCIE_SCRATCH_14_REG 0x0CF8;
#define PCIE_SCRATCH_15_REG 0x0CFC;
#define PCIE_DUMP_START_REG 0xC00
#define PCIE_DUMP_END_REG 0xCFC
#endif
/**
* @brief This function save the log of pcie register value
*
* @param phandle A pointer to moal_handle
* @param buffer A pointer to buffer saving log
*
* @return The length of this log
*/
static int woal_pcie_dump_reg_info(moal_handle *phandle, t_u8 *buffer)
{
char *drv_ptr = (char *)buffer;
t_u32 reg = 0, value = 0;
t_u8 i;
char buf[256], *ptr;
pcie_service_card *card = (pcie_service_card *)phandle->card;
int config_reg_table[] = {0x00, 0x04, 0x10, 0x18, 0x2c,
0x3c, 0x44, 0x80, 0x98, 0x170};
t_u32 dump_start_reg = 0;
t_u32 dump_end_reg = 0;
t_u32 scratch_14_reg = 0;
t_u32 scratch_15_reg = 0;
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
/* Tx/Rx/Event AMDA start address */
t_u32 adma_reg_table[] = {0x10000, 0x10800, 0x10880, 0x11000, 0x11080};
t_u8 j;
#endif
ENTER();
mlan_pm_wakeup_card(phandle->pmlan_adapter, MTRUE);
drv_ptr += sprintf(drv_ptr,
"------------PCIe Registers dump-------------\n");
drv_ptr += sprintf(drv_ptr, "Config Space Registers:\n");
for (i = 0; i < ARRAY_SIZE(config_reg_table); i++) {
pci_read_config_dword(card->dev, config_reg_table[i], &value);
drv_ptr += sprintf(drv_ptr, "reg:0x%02x value=0x%08x\n",
config_reg_table[i], value);
}
reg = phandle->card_info->fw_stuck_code_reg;
if (reg != 0) {
woal_pcie_read_reg(phandle, reg, &value);
value = (value & 0xff00) >> 8;
if (value) {
PRINTM(MERROR, "FW in debug mode (0x%x)\n", value);
drv_ptr += sprintf(drv_ptr, "FW in debug mode (0x%x)\n",
value);
}
}
drv_ptr += sprintf(drv_ptr, "FW Scrach Registers:\n");
#if defined(PCIE8897) || defined(PCIE8997)
if (IS_PCIE8897(phandle->card_type) ||
IS_PCIE8997(phandle->card_type)) {
reg = PCIE_SCRATCH_12_REG;
dump_start_reg = PCIE_DUMP_START_REG;
dump_end_reg = PCIE_DUMP_END_REG;
scratch_14_reg = PCIE_SCRATCH_14_REG;
scratch_15_reg = PCIE_SCRATCH_15_REG;
}
#endif
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
reg = PCIE9098_SCRATCH_12_REG;
dump_start_reg = PCIE9098_DUMP_REG_START;
dump_end_reg = PCIE9098_DUMP_REG_END;
scratch_14_reg = PCIE9098_SCRATCH_14_REG;
scratch_15_reg = PCIE9098_SCRATCH_15_REG;
}
#endif
woal_pcie_read_reg(phandle, reg, &value);
drv_ptr += sprintf(drv_ptr, "reg:0x%x value=0x%x\n", reg, value);
for (i = 0; i < 2; i++) {
reg = scratch_14_reg;
woal_pcie_read_reg(phandle, reg, &value);
drv_ptr +=
sprintf(drv_ptr, "reg:0x%x value=0x%x\n", reg, value);
reg = scratch_15_reg;
woal_pcie_read_reg(phandle, reg, &value);
drv_ptr +=
sprintf(drv_ptr, "reg:0x%x value=0x%x\n", reg, value);
mdelay(100);
}
drv_ptr +=
sprintf(drv_ptr,
"Interface registers dump from offset 0x%x to 0x%x\n",
dump_start_reg, dump_end_reg);
memset(buf, 0, sizeof(buf));
ptr = buf;
i = 1;
for (reg = dump_start_reg; reg <= dump_end_reg; reg += 4) {
woal_pcie_read_reg(phandle, reg, &value);
ptr += sprintf(ptr, "%08x ", value);
if (!(i % 8)) {
drv_ptr += sprintf(drv_ptr, "%s\n", buf);
memset(buf, 0, sizeof(buf));
ptr = buf;
}
i++;
}
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
drv_ptr += sprintf(
drv_ptr,
"PCIE registers from offset 0x1c20 to 0x1c9c:\n");
memset(buf, 0, sizeof(buf));
ptr = buf;
i = 1;
for (reg = 0x1c20; reg <= 0x1c9c; reg += 4) {
woal_pcie_read_reg(phandle, reg, &value);
ptr += sprintf(ptr, "%08x ", value);
if (!(i % 8)) {
drv_ptr += sprintf(drv_ptr, "%s\n", buf);
memset(buf, 0, sizeof(buf));
ptr = buf;
}
i++;
}
drv_ptr += sprintf(drv_ptr, "%s\n", buf);
}
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
drv_ptr += sprintf(drv_ptr,
"ADMA Tx/Rx/Event/Cmd/CmdResp registers:\n");
for (j = 0; j < ARRAY_SIZE(adma_reg_table); j++) {
drv_ptr += sprintf(
drv_ptr,
"ADMA registers dump from offset 0x%x to 0x%x\n",
adma_reg_table[j], adma_reg_table[j] + 0x68);
memset(buf, 0, sizeof(buf));
ptr = buf;
i = 1;
for (reg = adma_reg_table[j];
reg <= (adma_reg_table[j] + 0x68); reg += 4) {
woal_pcie_read_reg(phandle, reg, &value);
ptr += sprintf(ptr, "%08x ", value);
if (!(i % 8)) {
drv_ptr +=
sprintf(drv_ptr, "%s\n", buf);
memset(buf, 0, sizeof(buf));
ptr = buf;
}
i++;
}
drv_ptr += sprintf(drv_ptr, "%s\n", buf);
}
}
#endif
drv_ptr += sprintf(drv_ptr,
"-----------PCIe Registers dump End-----------\n");
mlan_pm_wakeup_card(phandle->pmlan_adapter, MFALSE);
LEAVE();
return drv_ptr - (char *)buffer;
}
/**
* @brief This function reads and displays PCIE scratch registers for debugging
*
* @param phandle A pointer to moal_handle
*
* @return N/A
*/
static void woal_pcie_reg_dbg(moal_handle *phandle)
{
t_u32 reg = 0, value = 0;
t_u8 i;
char buf[256], *ptr;
pcie_service_card *card = (pcie_service_card *)phandle->card;
int config_reg_table[] = {0x00, 0x04, 0x10, 0x18, 0x2c,
0x3c, 0x44, 0x80, 0x98, 0x170};
t_u32 dump_start_reg = 0;
t_u32 dump_end_reg = 0;
t_u32 scratch_14_reg = 0;
t_u32 scratch_15_reg = 0;
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
/* Tx/Rx/Event AMDA start address */
t_u32 adma_reg_table[] = {0x10000, 0x10800, 0x10880, 0x11000, 0x11080};
t_u8 j;
#endif
mlan_pm_wakeup_card(phandle->pmlan_adapter, MTRUE);
PRINTM(MMSG, "Config Space Registers:\n");
for (i = 0; i < ARRAY_SIZE(config_reg_table); i++) {
pci_read_config_dword(card->dev, config_reg_table[i], &value);
PRINTM(MERROR, "reg:0x%02x value=0x%08x\n", config_reg_table[i],
value);
}
reg = phandle->card_info->fw_stuck_code_reg;
if (reg != 0) {
woal_pcie_read_reg(phandle, reg, &value);
value = (value & 0xff00) >> 8;
if (value) {
PRINTM(MERROR, "FW in debug mode (0x%x)\n", value);
}
}
PRINTM(MMSG, "FW Scrach Registers:\n");
#if defined(PCIE8897) || defined(PCIE8997)
if (IS_PCIE8897(phandle->card_type) ||
IS_PCIE8997(phandle->card_type)) {
reg = PCIE_SCRATCH_12_REG;
dump_start_reg = PCIE_DUMP_START_REG;
dump_end_reg = PCIE_DUMP_END_REG;
scratch_14_reg = PCIE_SCRATCH_14_REG;
scratch_15_reg = PCIE_SCRATCH_15_REG;
}
#endif
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
reg = PCIE9098_SCRATCH_12_REG;
dump_start_reg = PCIE9098_DUMP_START_REG;
dump_end_reg = PCIE9098_DUMP_END_REG;
scratch_14_reg = PCIE9098_SCRATCH_14_REG;
scratch_15_reg = PCIE9098_SCRATCH_15_REG;
}
#endif
woal_pcie_read_reg(phandle, reg, &value);
PRINTM(MERROR, "reg:0x%x value=0x%x\n", reg, value);
for (i = 0; i < 2; i++) {
reg = scratch_14_reg;
woal_pcie_read_reg(phandle, reg, &value);
PRINTM(MERROR, "reg:0x%x value=0x%x\n", reg, value);
reg = scratch_15_reg;
woal_pcie_read_reg(phandle, reg, &value);
PRINTM(MERROR, "reg:0x%x value=0x%x\n", reg, value);
mdelay(100);
}
PRINTM(MMSG, "Interface registers dump from offset 0x%x to 0x%x\n",
dump_start_reg, dump_end_reg);
memset(buf, 0, sizeof(buf));
ptr = buf;
i = 1;
for (reg = dump_start_reg; reg <= dump_end_reg; reg += 4) {
woal_pcie_read_reg(phandle, reg, &value);
ptr += sprintf(ptr, "%08x ", value);
if (!(i % 8)) {
PRINTM(MMSG, "%s\n", buf);
memset(buf, 0, sizeof(buf));
ptr = buf;
}
i++;
}
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
PRINTM(MMSG, "PCIE registers from offset 0x1c20 to 0x1c9c:\n");
memset(buf, 0, sizeof(buf));
ptr = buf;
i = 1;
for (reg = 0x1c20; reg <= 0x1c9c; reg += 4) {
woal_pcie_read_reg(phandle, reg, &value);
ptr += sprintf(ptr, "%08x ", value);
if (!(i % 8)) {
PRINTM(MMSG, "%s\n", buf);
memset(buf, 0, sizeof(buf));
ptr = buf;
}
i++;
}
PRINTM(MMSG, "%s\n", buf);
}
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
PRINTM(MMSG, "ADMA Tx/Rx/Event/Cmd/CmdResp registers:\n");
for (j = 0; j < ARRAY_SIZE(adma_reg_table); j++) {
PRINTM(MMSG,
"ADMA registers dump from offset 0x%x to 0x%x\n",
adma_reg_table[j], adma_reg_table[j] + 0x68);
memset(buf, 0, sizeof(buf));
ptr = buf;
i = 1;
for (reg = adma_reg_table[j];
reg <= (adma_reg_table[j] + 0x68); reg += 4) {
woal_pcie_read_reg(phandle, reg, &value);
ptr += sprintf(ptr, "%08x ", value);
if (!(i % 8)) {
PRINTM(MMSG, "%s\n", buf);
memset(buf, 0, sizeof(buf));
ptr = buf;
}
i++;
}
PRINTM(MMSG, "%s\n", buf);
}
}
#endif
mlan_pm_wakeup_card(phandle->pmlan_adapter, MFALSE);
}
#define DEBUG_FW_DONE 0xFF
#define MAX_POLL_TRIES 100
typedef enum {
DUMP_TYPE_ITCM = 0,
DUMP_TYPE_DTCM = 1,
DUMP_TYPE_SQRAM = 2,
DUMP_TYPE_IRAM = 3,
DUMP_TYPE_APU = 4,
DUMP_TYPE_CIU = 5,
DUMP_TYPE_ICU = 6,
DUMP_TYPE_MAC = 7,
} dumped_mem_type;
#define MAX_NAME_LEN 8
typedef struct {
t_u8 mem_name[MAX_NAME_LEN];
t_u8 *mem_Ptr;
struct file *pfile_mem;
t_u8 done_flag;
t_u8 type;
} memory_type_mapping;
#ifdef PCIE8897
#define DEBUG_HOST_READY_8897 0xEE
#define DEBUG_MEMDUMP_FINISH_8897 0xFE
static memory_type_mapping mem_type_mapping_tbl_8897[] = {
{"ITCM", NULL, NULL, 0xF0, FW_DUMP_TYPE_MEM_ITCM},
{"DTCM", NULL, NULL, 0xF1, FW_DUMP_TYPE_MEM_DTCM},
{"SQRAM", NULL, NULL, 0xF2, FW_DUMP_TYPE_MEM_SQRAM},
{"IRAM", NULL, NULL, 0xF3, FW_DUMP_TYPE_MEM_IRAM},
{"APU", NULL, NULL, 0xF4, FW_DUMP_TYPE_REG_APU},
{"CIU", NULL, NULL, 0xF5, FW_DUMP_TYPE_REG_CIU},
{"ICU", NULL, NULL, 0xF6, FW_DUMP_TYPE_REG_ICU},
{"MAC", NULL, NULL, 0xF7, FW_DUMP_TYPE_REG_MAC},
};
#endif
#if defined(PCIE8997) || defined(PCIE9098) || defined(PCIE9097) || \
defined(PCIEAW693) || defined(PCIEIW624)
#define DEBUG_HOST_READY_8997 0xCC
#define DEBUG_HOST_EVENT_READY 0xAA
#define DEBUG_HOST_RESET_READY 0x99
static memory_type_mapping mem_type_mapping_tbl_8997 = {"DUMP", NULL, NULL,
0xDD, 0x00};
#endif
#if defined(PCIE8897) || defined(PCIE8997) || defined(PCIE9098) || \
defined(PCIE9097) || defined(PCIEAW693) || defined(PCIEIW624)
/**
* @brief This function reads data by 8 bit from card register
*
* @param handle A Pointer to the moal_handle structure
* @param reg Register offset
* @param data Value
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status woal_read_reg_eight_bit(moal_handle *handle, t_u32 reg,
t_u8 *data)
{
pcie_service_card *card = (pcie_service_card *)handle->card;
*data = ioread8(card->pci_mmap1 + reg);
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function read/write firmware
*
* @param phandle A pointer to moal_handle
* @param doneflag done flag
* @param resetflag reset flag;
*
* @return MLAN_STATUS_SUCCESS
*/
static rdwr_status woal_pcie_rdwr_firmware(moal_handle *phandle, t_u8 doneflag,
t_u8 resetflag)
{
int ret = 0;
int tries = 0;
t_u8 ctrl_data = 0;
t_u32 reg_data = 0;
t_u32 debug_host_ready = 0;
t_u32 dump_ctrl_reg = 0;
#ifdef PCIE8897
if (IS_PCIE8897(phandle->card_type)) {
debug_host_ready = DEBUG_HOST_READY_8897;
dump_ctrl_reg = DEBUG_DUMP_CTRL_REG;
}
#endif
#if defined(PCIE8997)
if (IS_PCIE8997(phandle->card_type)) {
debug_host_ready = DEBUG_HOST_READY_8997;
dump_ctrl_reg = DEBUG_DUMP_CTRL_REG;
}
#endif
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
if (phandle->event_fw_dump)
debug_host_ready = DEBUG_HOST_EVENT_READY;
else
debug_host_ready = DEBUG_HOST_READY_8997;
if (resetflag)
debug_host_ready = DEBUG_HOST_RESET_READY;
dump_ctrl_reg = PCIE9098_DUMP_CTRL_REG;
}
#endif
ret = woal_pcie_write_reg(phandle, dump_ctrl_reg, debug_host_ready);
if (ret) {
PRINTM(MERROR, "PCIE Write ERR, reg=0x%x debug_reay=0x%x\n",
dump_ctrl_reg, debug_host_ready);
return RDWR_STATUS_FAILURE;
}
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
if (phandle->event_fw_dump || resetflag)
return RDWR_STATUS_SUCCESS;
}
#endif
ret = woal_pcie_read_reg(phandle, dump_ctrl_reg, &reg_data);
if (ret) {
PRINTM(MERROR, "PCIE Read DEBUG_DUMP_CTRL_REG 0x%x fail\n",
dump_ctrl_reg);
return RDWR_STATUS_FAILURE;
}
for (tries = 0; tries < MAX_POLL_TRIES; tries++) {
ret = woal_read_reg_eight_bit(phandle, dump_ctrl_reg,
&ctrl_data);
if (ret) {
PRINTM(MERROR, "PCIE READ reg 0x%x 8bit ERR\n",
dump_ctrl_reg);
return RDWR_STATUS_FAILURE;
}
if (ctrl_data == DEBUG_FW_DONE)
break;
if (doneflag && ctrl_data == doneflag)
return RDWR_STATUS_DONE;
if (ctrl_data != debug_host_ready) {
PRINTM(MMSG,
"The ctrl reg was changed, ctrl_data=0x%x, host_ready:0x%x try again!\n",
ctrl_data, debug_host_ready);
ret = woal_pcie_write_reg(phandle, dump_ctrl_reg,
debug_host_ready);
if (ret) {
PRINTM(MERROR, "PCIE Write ERR\n");
return RDWR_STATUS_FAILURE;
}
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36)
usleep_range(99, 100);
#else
udelay(100);
#endif
}
if (ctrl_data == debug_host_ready) {
PRINTM(MERROR, "Fail to pull ctrl_data=0x%x host_ready=0x%x\n",
ctrl_data, debug_host_ready);
return RDWR_STATUS_FAILURE;
}
return RDWR_STATUS_SUCCESS;
}
#endif
#ifdef PCIE8897
/**
* @brief This function dump firmware memory to file
*
* @param phandle A pointer to moal_handle
*
* @return N/A
*/
static void woal_pcie_dump_fw_info_v1(moal_handle *phandle)
{
int ret = 0;
unsigned int reg, reg_start, reg_end;
t_u8 *dbg_ptr = NULL;
t_u32 sec, usec;
t_u8 dump_num = 0;
t_u8 idx = 0;
t_u8 doneflag = 0;
rdwr_status stat;
t_u8 i = 0;
t_u8 read_reg = 0;
t_u32 memory_size = 0;
t_u32 memdump_finsh = 0;
#ifndef DUMP_TO_PROC
t_u8 path_name[64], file_name[32], firmware_dump_file[128];
#endif
t_u8 *end_ptr = NULL;
memory_type_mapping *mem_type_mapping_tbl = mem_type_mapping_tbl_8897;
if (!phandle) {
PRINTM(MERROR, "Could not dump firmwware info\n");
return;
}
#ifdef DUMP_TO_PROC
if (!phandle->fw_dump_buf) {
ret = moal_vmalloc(phandle, FW_DUMP_INFO_LEN,
&(phandle->fw_dump_buf));
if (ret != MLAN_STATUS_SUCCESS || !phandle->fw_dump_buf) {
PRINTM(MERROR, "Failed to vmalloc fw dump bufffer\n");
return;
}
} else {
memset(phandle->fw_dump_buf, 0x00, FW_DUMP_INFO_LEN);
}
phandle->fw_dump_len = 0;
#else
memdump_finsh = DEBUG_MEMDUMP_FINISH_8897;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0)
/** Create dump directory*/
woal_create_dump_dir(phandle, path_name, sizeof(path_name));
#else
memset(path_name, 0, sizeof(path_name));
strcpy(path_name, "/data");
#endif
PRINTM(MMSG, "Directory name is %s\n", path_name);
woal_dump_drv_info(phandle, path_name);
#endif
/* start dump fw memory */
moal_get_system_time(phandle, &sec, &usec);
PRINTM(MMSG, "====PCIE DEBUG MODE OUTPUT START: %u.%06u ====\n", sec,
usec);
/* read the number of the memories which will dump */
if (RDWR_STATUS_FAILURE ==
woal_pcie_rdwr_firmware(phandle, doneflag, 0))
goto done;
reg = DEBUG_DUMP_START_REG;
ret = woal_read_reg_eight_bit(phandle, reg, &dump_num);
if (ret) {
PRINTM(MMSG, "PCIE READ MEM NUM ERR\n");
goto done;
}
/* read the length of every memory which will dump */
for (idx = 0;
idx < dump_num && idx < ARRAY_SIZE(mem_type_mapping_tbl_8897);
idx++) {
if (RDWR_STATUS_FAILURE ==
woal_pcie_rdwr_firmware(phandle, doneflag, 0))
goto done;
memory_size = 0;
reg = DEBUG_DUMP_START_REG;
for (i = 0; i < 4; i++) {
ret = woal_read_reg_eight_bit(phandle, reg, &read_reg);
if (ret) {
PRINTM(MMSG, "PCIE READ ERR\n");
goto done;
}
memory_size |= (read_reg << i * 8);
reg++;
}
if (memory_size == 0) {
PRINTM(MMSG, "Firmware Dump Finished!\n");
ret = woal_pcie_write_reg(phandle, DEBUG_DUMP_CTRL_REG,
memdump_finsh);
if (ret) {
PRINTM(MERROR,
"PCIE Write MEMDUMP_FINISH ERR\n");
goto done;
}
break;
} else {
PRINTM(MMSG, "%s_SIZE=0x%x\n",
mem_type_mapping_tbl[idx].mem_name, memory_size);
ret = moal_vmalloc(
phandle, memory_size + 1,
(t_u8 **)&mem_type_mapping_tbl[idx].mem_Ptr);
if ((ret != MLAN_STATUS_SUCCESS) ||
!mem_type_mapping_tbl[idx].mem_Ptr) {
PRINTM(MERROR,
"Error: vmalloc %s buffer failed!!!\n",
mem_type_mapping_tbl[idx].mem_name);
goto done;
}
dbg_ptr = mem_type_mapping_tbl[idx].mem_Ptr;
end_ptr = dbg_ptr + memory_size;
}
doneflag = mem_type_mapping_tbl[idx].done_flag;
moal_get_system_time(phandle, &sec, &usec);
PRINTM(MMSG, "Start %s output %u.%06u, please wait...\n",
mem_type_mapping_tbl[idx].mem_name, sec, usec);
do {
stat = woal_pcie_rdwr_firmware(phandle, doneflag, 0);
if (RDWR_STATUS_FAILURE == stat)
goto done;
reg_start = DEBUG_DUMP_START_REG;
reg_end = DEBUG_DUMP_END_REG;
for (reg = reg_start; reg <= reg_end; reg++) {
ret = woal_read_reg_eight_bit(phandle, reg,
dbg_ptr);
if (ret) {
PRINTM(MMSG, "PCIE READ ERR\n");
goto done;
}
if (dbg_ptr < end_ptr)
dbg_ptr++;
else
PRINTM(MINFO,
"pre-allocced buf is not enough\n");
}
if (RDWR_STATUS_DONE == stat) {
PRINTM(MMSG, "%s done: size=0x%x\n",
mem_type_mapping_tbl[idx].mem_name,
(unsigned int)(dbg_ptr -
mem_type_mapping_tbl[idx]
.mem_Ptr));
#ifdef DUMP_TO_PROC
woal_save_dump_info_to_buf(
phandle,
mem_type_mapping_tbl[idx].mem_Ptr,
memory_size,
mem_type_mapping_tbl[idx].type);
#else
memset(file_name, 0, sizeof(file_name));
sprintf(file_name, "%s%s", "file_pcie_",
mem_type_mapping_tbl[idx].mem_name);
if (MLAN_STATUS_SUCCESS !=
woal_save_dump_info_to_file(
path_name, file_name,
mem_type_mapping_tbl[idx].mem_Ptr,
memory_size))
PRINTM(MMSG,
"Can't save dump file %s in %s\n",
file_name, path_name);
#endif
moal_vfree(phandle,
mem_type_mapping_tbl[idx].mem_Ptr);
mem_type_mapping_tbl[idx].mem_Ptr = NULL;
break;
}
} while (1);
}
#ifdef DUMP_TO_PROC
woal_append_end_block(phandle);
#endif
moal_get_system_time(phandle, &sec, &usec);
PRINTM(MMSG, "====PCIE DEBUG MODE OUTPUT END: %u.%06u ====\n", sec,
usec);
/* end dump fw memory */
#ifndef DUMP_TO_PROC
memset(firmware_dump_file, 0, sizeof(firmware_dump_file));
sprintf(firmware_dump_file, "%s/%s", path_name, file_name);
moal_memcpy_ext(phandle, phandle->firmware_dump_file,
firmware_dump_file, sizeof(firmware_dump_file),
sizeof(phandle->firmware_dump_file));
#endif
done:
for (idx = 0;
idx < dump_num && idx < ARRAY_SIZE(mem_type_mapping_tbl_8897);
idx++) {
if (mem_type_mapping_tbl[idx].mem_Ptr) {
moal_vfree(phandle, mem_type_mapping_tbl[idx].mem_Ptr);
mem_type_mapping_tbl[idx].mem_Ptr = NULL;
}
}
return;
}
#endif
#if defined(PCIE8997) || defined(PCIE9098) || defined(PCIE9097) || \
defined(PCIEAW693) || defined(PCIEIW624)
/**
* @brief This function dump firmware memory to file
*
* @param phandle A pointer to moal_handle
*
* @return N/A
*/
static void woal_pcie_dump_fw_info_v2(moal_handle *phandle)
{
int ret = 0;
unsigned int reg, reg_start, reg_end;
t_u8 *dbg_ptr = NULL;
t_u8 *tmp_ptr = NULL;
t_u32 sec, usec;
t_u8 dump_num = 0;
t_u8 doneflag = 0;
rdwr_status stat;
t_u32 memory_size = 0;
#ifndef DUMP_TO_PROC
t_u8 path_name[64], file_name[32], firmware_dump_file[128];
moal_handle *ref_handle;
#endif
t_u8 *end_ptr = NULL;
memory_type_mapping *mem_type_mapping_tbl = &mem_type_mapping_tbl_8997;
t_u32 dump_start_reg = 0;
t_u32 dump_end_reg = 0;
if (!phandle) {
PRINTM(MERROR, "Could not dump firmwware info\n");
return;
}
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
if (phandle->event_fw_dump) {
if (RDWR_STATUS_FAILURE !=
woal_pcie_rdwr_firmware(phandle, doneflag, 0)) {
PRINTM(MMSG,
"====PCIE FW DUMP EVENT MODE START ====\n");
return;
}
}
}
#endif
#ifndef DUMP_TO_PROC
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 1, 0)
/** Create dump directory*/
woal_create_dump_dir(phandle, path_name, sizeof(path_name));
#else
memset(path_name, 0, sizeof(path_name));
strcpy(path_name, "/data");
#endif
PRINTM(MMSG, "Create DUMP directory success:dir_name=%s\n", path_name);
ref_handle = (moal_handle *)phandle->pref_mac;
if (ref_handle)
woal_dump_drv_info(ref_handle, path_name);
woal_dump_drv_info(phandle, path_name);
#endif
/* start dump fw memory */
moal_get_system_time(phandle, &sec, &usec);
PRINTM(MMSG, "====PCIE DEBUG MODE OUTPUT START: %u.%06u ====\n", sec,
usec);
/* read the number of the memories which will dump */
if (RDWR_STATUS_FAILURE ==
woal_pcie_rdwr_firmware(phandle, doneflag, 0))
goto done;
#if defined(PCIE9098) || defined(PCIE9097) || defined(PCIEAW693) || \
defined(PCIEIW624)
if (IS_PCIE9098(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
dump_start_reg = PCIE9098_DUMP_START_REG;
dump_end_reg = PCIE9098_DUMP_END_REG;
}
#endif
#ifdef PCIE8997
if (IS_PCIE8997(phandle->card_type)) {
dump_start_reg = DEBUG_DUMP_START_REG;
dump_end_reg = DEBUG_DUMP_END_REG;
}
#endif
reg = dump_start_reg;
ret = woal_read_reg_eight_bit(phandle, reg, &dump_num);
if (ret) {
PRINTM(MMSG, "PCIE READ MEM NUM ERR\n");
goto done;
}
memory_size = 0x80000;
ret = moal_vmalloc(phandle, memory_size + 1,
(t_u8 **)&mem_type_mapping_tbl->mem_Ptr);
if ((ret != MLAN_STATUS_SUCCESS) || !mem_type_mapping_tbl->mem_Ptr) {
PRINTM(MERROR, "Error: vmalloc %s buffer failed!!!\n",
mem_type_mapping_tbl->mem_name);
goto done;
}
dbg_ptr = mem_type_mapping_tbl->mem_Ptr;
end_ptr = dbg_ptr + memory_size;
doneflag = mem_type_mapping_tbl->done_flag;
moal_get_system_time(phandle, &sec, &usec);
PRINTM(MMSG, "Start %s output %u.%06u, please wait...\n",
mem_type_mapping_tbl->mem_name, sec, usec);
do {
stat = woal_pcie_rdwr_firmware(phandle, doneflag, 0);
if (RDWR_STATUS_FAILURE == stat)
goto done;
reg_start = dump_start_reg;
reg_end = dump_end_reg;
for (reg = reg_start; reg <= reg_end; reg++) {
ret = woal_read_reg_eight_bit(phandle, reg, dbg_ptr);
if (ret) {
PRINTM(MMSG, "PCIE READ ERR\n");
goto done;
}
dbg_ptr++;
if (dbg_ptr >= end_ptr) {
PRINTM(MINFO,
"pre-allocced buf is not enough\n");
ret = moal_vmalloc(phandle,
memory_size + 0x4000 + 1,
(t_u8 **)&tmp_ptr);
if ((ret != MLAN_STATUS_SUCCESS) || !tmp_ptr) {
PRINTM(MERROR,
"Error: vmalloc buffer failed!!!\n");
goto done;
}
moal_memcpy_ext(phandle, tmp_ptr,
mem_type_mapping_tbl->mem_Ptr,
memory_size,
memory_size + 0x4000);
moal_vfree(phandle,
mem_type_mapping_tbl->mem_Ptr);
mem_type_mapping_tbl->mem_Ptr = tmp_ptr;
tmp_ptr = NULL;
dbg_ptr = mem_type_mapping_tbl->mem_Ptr +
memory_size;
memory_size += 0x4000;
end_ptr = mem_type_mapping_tbl->mem_Ptr +
memory_size;
}
}
if (RDWR_STATUS_DONE == stat) {
#ifdef MLAN_64BIT
PRINTM(MMSG,
"%s done:"
"size = 0x%lx\n",
mem_type_mapping_tbl->mem_name,
dbg_ptr - mem_type_mapping_tbl->mem_Ptr);
#else
PRINTM(MMSG,
"%s done:"
"size = 0x%x\n",
mem_type_mapping_tbl->mem_name,
dbg_ptr - mem_type_mapping_tbl->mem_Ptr);
#endif
#ifdef DUMP_TO_PROC
if (phandle->fw_dump_buf) {
moal_vfree(phandle, phandle->fw_dump_buf);
phandle->fw_dump_buf = NULL;
phandle->fw_dump_len = 0;
}
phandle->fw_dump_buf = mem_type_mapping_tbl->mem_Ptr;
phandle->fw_dump_len =
dbg_ptr - mem_type_mapping_tbl->mem_Ptr;
mem_type_mapping_tbl->mem_Ptr = NULL;
#else
memset(file_name, 0, sizeof(file_name));
sprintf(file_name, "%s%s", "file_pcie_",
mem_type_mapping_tbl->mem_name);
if (MLAN_STATUS_SUCCESS !=
woal_save_dump_info_to_file(
path_name, file_name,
mem_type_mapping_tbl->mem_Ptr,
dbg_ptr - mem_type_mapping_tbl->mem_Ptr))
PRINTM(MMSG, "Can't save dump file %s in %s\n",
file_name, path_name);
moal_vfree(phandle, mem_type_mapping_tbl->mem_Ptr);
mem_type_mapping_tbl->mem_Ptr = NULL;
#endif
break;
}
} while (1);
moal_get_system_time(phandle, &sec, &usec);
PRINTM(MMSG, "====PCIE DEBUG MODE OUTPUT END: %u.%06u ====\n", sec,
usec);
/* end dump fw memory */
#ifndef DUMP_TO_PROC
memset(firmware_dump_file, 0, sizeof(firmware_dump_file));
sprintf(firmware_dump_file, "%s/%s", path_name, file_name);
moal_memcpy_ext(phandle, phandle->firmware_dump_file,
firmware_dump_file, sizeof(firmware_dump_file),
sizeof(phandle->firmware_dump_file));
#endif
done:
if (mem_type_mapping_tbl->mem_Ptr) {
moal_vfree(phandle, mem_type_mapping_tbl->mem_Ptr);
mem_type_mapping_tbl->mem_Ptr = NULL;
}
return;
}
#endif
/**
* @brief This function check if this is second mac
*
* @param handle A pointer to moal_handle structure
* @return MTRUE/MFALSE
*
*/
static t_u8 woal_pcie_is_second_mac(moal_handle *handle)
{
#if defined(PCIE9098) || defined(PCIEAW693)
pcie_service_card *card = (pcie_service_card *)handle->card;
if ((card->dev->device == PCIE_DEVICE_ID_88W9098P_FN1) ||
(card->dev->device == PCIE_DEVICE_ID_88WAW693_FN1))
return MTRUE;
#endif
return MFALSE;
}
static void woal_pcie_dump_fw_info(moal_handle *phandle)
{
moal_private *priv = NULL;
#ifdef DUMP_TO_PROC
if (phandle->fw_dump_buf) {
PRINTM(MMSG, "FW dump already exist, free existing dump\n");
moal_vfree(phandle, phandle->fw_dump_buf);
phandle->fw_dump_buf = NULL;
phandle->fw_dump_len = 0;
}
#endif
mlan_pm_wakeup_card(phandle->pmlan_adapter, MTRUE);
phandle->fw_dump = MTRUE;
#ifdef PCIE8897
if (IS_PCIE8897(phandle->card_type))
woal_pcie_dump_fw_info_v1(phandle);
#endif
#if defined(PCIE8997) || defined(PCIE9098) || defined(PCIE9097) || \
defined(PCIEAW693) || defined(PCIEIW624)
if (IS_PCIE8997(phandle->card_type) ||
IS_PCIEAW693(phandle->card_type) ||
IS_PCIEIW624(phandle->card_type) ||
IS_PCIE9098(phandle->card_type) ||
IS_PCIE9097(phandle->card_type)) {
woal_pcie_dump_fw_info_v2(phandle);
if (phandle->event_fw_dump) {
queue_work(phandle->workqueue, &phandle->main_work);
phandle->is_fw_dump_timer_set = MTRUE;
woal_mod_timer(&phandle->fw_dump_timer, MOAL_TIMER_5S);
return;
}
}
#endif
phandle->fw_dump = MFALSE;
if (!phandle->priv_num)
return;
priv = woal_get_priv(phandle, MLAN_BSS_ROLE_ANY);
if (priv == NULL) {
return;
}
woal_send_fw_dump_complete_event(priv);
mlan_pm_wakeup_card(phandle->pmlan_adapter, MFALSE);
queue_work(phandle->workqueue, &phandle->main_work);
woal_process_hang(phandle);
}
/**
* @brief This function get fw name
*
* @param handle A pointer to moal_handle structure
* @return MLAN_STATUS_SUCCESS
*
*/
static mlan_status woal_pcie_get_fw_name(moal_handle *handle)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
#if defined(PCIE9098) || defined(PCIEAW693)
pcie_service_card *card = (pcie_service_card *)handle->card;
moal_handle *ref_handle = NULL;
#endif
#if defined(PCIE8997) || defined(PCIE9098) || defined(PCIE9097) || \
defined(PCIEAW693) || defined(PCIEIW624)
t_u32 rev_id_reg = handle->card_info->rev_id_reg;
t_u32 revision_id = 0;
#endif
#if defined(PCIE8997) || defined(PCIE9098) || defined(PCIE9097) || \
defined(PCIEAW693) || defined(PCIEIW624)
t_u32 host_strap_reg = handle->card_info->host_strap_reg;
t_u32 magic_reg = handle->card_info->magic_reg;
t_u32 strap = 0;
t_u32 magic = 0;
#endif
#if defined(PCIEIW624) || defined(PCIEAW693)
t_u32 boot_mode_reg = handle->card_info->boot_mode_reg;
t_u32 boot_mode;
#endif
t_u32 value = 0;
ENTER();
/* Make sure device is awake before reading host interface registers */
woal_pcie_read_reg(handle, handle->card_info->fw_wakeup_reg, &value);
if (handle->params.fw_name) {
#ifdef PCIE9097
if (IS_PCIE9097(handle->card_type)) {
woal_pcie_read_reg(handle, rev_id_reg, &revision_id);
revision_id &= 0xff;
PRINTM(MCMND, "revision_id=0x%x\n", revision_id);
switch (revision_id) {
case PCIE9097_A0:
break;
case PCIE9097_B0:
case PCIE9097_B1:
handle->card_rev = CHIP_9097_REV_B0;
break;
default:
break;
}
}
#endif
#ifdef PCIEAW693
if (IS_PCIEAW693(handle->card_type)) {
woal_pcie_read_reg(handle, rev_id_reg, &revision_id);
revision_id &= 0xff;
PRINTM(MCMND, "revision_id=0x%x\n", revision_id);
switch (revision_id) {
case PCIEAW693_A1:
handle->card_rev = CHIP_AW693_REV_A1;
break;
default:
handle->card_rev = CHIP_AW693_REV_A0;
break;
}
}
#endif
goto done;
}
#ifdef PCIE8997
if (IS_PCIE8997(handle->card_type)) {
woal_pcie_read_reg(handle, rev_id_reg, &revision_id);
woal_pcie_read_reg(handle, host_strap_reg, &strap);
woal_pcie_read_reg(handle, magic_reg, &magic);
revision_id &= 0xff;
strap &= 0x7;
magic &= 0xff;
PRINTM(MCMND, "magic=0x%x, strap=0x%x, revision_id=0x%x\n",
magic, strap, revision_id);
if ((revision_id == PCIE8997_A1) &&
(magic == CHIP_MAGIC_VALUE)) {
if (strap == CARD_TYPE_PCIE_UART)
strcpy(handle->card_info->fw_name,
PCIEUART8997_DEFAULT_COMBO_FW_NAME);
else
strcpy(handle->card_info->fw_name,
PCIEUSB8997_DEFAULT_COMBO_FW_NAME);
}
}
#endif
#ifdef PCIE9098
if (IS_PCIE9098(handle->card_type)) {
if (card->dev->device == PCIE_DEVICE_ID_88W9098P_FN0) {
woal_pcie_read_reg(handle, rev_id_reg, &revision_id);
woal_pcie_read_reg(handle, host_strap_reg, &strap);
woal_pcie_read_reg(handle, magic_reg, &magic);
revision_id &= 0xff;
strap &= 0x7;
magic &= 0xff;
PRINTM(MCMND,
"magic=0x%x, strap=0x%x, revision_id=0x%x\n",
magic, strap, revision_id);
switch (revision_id) {
case PCIE9098_Z1Z2:
if (magic == CHIP_MAGIC_VALUE) {
if (strap == CARD_TYPE_PCIE_UART)
strcpy(handle->card_info
->fw_name,
PCIEUART9098_DEFAULT_COMBO_FW_NAME);
else if (strap == CARD_TYPE_PCIE_PCIE)
strcpy(handle->card_info
->fw_name,
PCIEPCIE9098_DEFAULT_COMBO_FW_NAME);
else
strcpy(handle->card_info
->fw_name,
PCIEUSB9098_DEFAULT_COMBO_FW_NAME);
}
strcpy(handle->card_info->fw_name_wlan,
PCIE9098_DEFAULT_WLAN_FW_NAME);
break;
case PCIE9098_A0:
case PCIE9098_A1:
case PCIE9098_A2:
if (magic == CHIP_MAGIC_VALUE) {
if (strap == CARD_TYPE_PCIE_UART)
strcpy(handle->card_info
->fw_name,
PCIEUART9098_COMBO_V1_FW_NAME);
else if (strap == CARD_TYPE_PCIE_PCIE)
strcpy(handle->card_info
->fw_name,
PCIEPCIE9098_COMBO_V1_FW_NAME);
else
strcpy(handle->card_info
->fw_name,
PCIEUSB9098_COMBO_V1_FW_NAME);
}
strcpy(handle->card_info->fw_name_wlan,
PCIE9098_WLAN_V1_FW_NAME);
break;
default:
break;
}
} else {
ref_handle = (moal_handle *)handle->pref_mac;
if (ref_handle) {
strcpy(handle->card_info->fw_name,
ref_handle->card_info->fw_name);
strcpy(handle->card_info->fw_name_wlan,
ref_handle->card_info->fw_name_wlan);
}
}
}
#endif
#ifdef PCIE9097
if (IS_PCIE9097(handle->card_type)) {
woal_pcie_read_reg(handle, rev_id_reg, &revision_id);
woal_pcie_read_reg(handle, host_strap_reg, &strap);
woal_pcie_read_reg(handle, magic_reg, &magic);
revision_id &= 0xff;
strap &= 0x7;
magic &= 0xff;
PRINTM(MCMND, "magic=0x%x, strap=0x%x, revision_id=0x%x\n",
magic, strap, revision_id);
switch (revision_id) {
case PCIE9097_A0:
if (magic == CHIP_MAGIC_VALUE) {
if (strap == CARD_TYPE_PCIE_UART)
strcpy(handle->card_info->fw_name,
PCIEUART9097_DEFAULT_COMBO_FW_NAME);
else
strcpy(handle->card_info->fw_name,
PCIEUSB9097_DEFAULT_COMBO_FW_NAME);
}
strcpy(handle->card_info->fw_name_wlan,
PCIE9097_DEFAULT_WLAN_FW_NAME);
break;
case PCIE9097_B0:
case PCIE9097_B1:
if (magic == CHIP_MAGIC_VALUE) {
if (strap == CARD_TYPE_PCIE_UART)
strcpy(handle->card_info->fw_name,
PCIEUART9097_COMBO_V1_FW_NAME);
else
strcpy(handle->card_info->fw_name,
PCIEUSB9097_COMBO_V1_FW_NAME);
}
strcpy(handle->card_info->fw_name_wlan,
PCIE9097_WLAN_V1_FW_NAME);
handle->card_rev = CHIP_9097_REV_B0;
break;
default:
break;
}
}
#endif
#ifdef PCIEAW693
if (IS_PCIEAW693(handle->card_type)) {
if (card->dev->device == PCIE_DEVICE_ID_88WAW693_FN0) {
woal_pcie_read_reg(handle, rev_id_reg, &revision_id);
woal_pcie_read_reg(handle, host_strap_reg, &strap);
woal_pcie_read_reg(handle, magic_reg, &magic);
woal_pcie_read_reg(handle, boot_mode_reg, &boot_mode);
revision_id &= 0xff;
strap &= 0x7;
magic &= 0xff;
boot_mode &= 0x03;
PRINTM(MCMND,
"magic=0x%x, boot_mode=0x%x, strap=0x%x, revision_id=0x%x\n",
magic, boot_mode, strap, revision_id);
if (boot_mode == 0x03)
PRINTM(MMSG,
"wlan: PCIE-AW693 in secure-boot mode\n");
switch (revision_id) {
case PCIEAW693_A1:
handle->card_rev = CHIP_AW693_REV_A1;
if (magic == CHIP_MAGIC_VALUE) {
if (strap == CARD_TYPE_PCIE_UART)
strcpy(handle->card_info
->fw_name,
PCIEUARTAW693_COMBO_V1_FW_NAME);
else
strcpy(handle->card_info
->fw_name,
PCIEAW693_COMBO_V1_FW_NAME);
}
strcpy(handle->card_info->fw_name_wlan,
PCIEAW693_WLAN_V1_FW_NAME);
if (boot_mode != 0x03) {
/* remove extension .se */
if (strstr(handle->card_info->fw_name,
".se"))
memset(strstr(handle->card_info
->fw_name,
".se"),
'\0', sizeof(".se"));
if (strstr(handle->card_info
->fw_name_wlan,
".se"))
memset(strstr(handle->card_info
->fw_name_wlan,
".se"),
'\0', sizeof(".se"));
}
break;
case PCIEAW693_A0:
handle->card_rev = CHIP_AW693_REV_A0;
if (magic == CHIP_MAGIC_VALUE) {
if (strap == CARD_TYPE_PCIE_UART)
strcpy(handle->card_info
->fw_name,
PCIEUARTAW693_DEFAULT_COMBO_FW_NAME);
else
strcpy(handle->card_info
->fw_name,
PCIEAW693_DEFAULT_COMBO_FW_NAME);
}
strcpy(handle->card_info->fw_name_wlan,
PCIEAW693_DEFAULT_WLAN_FW_NAME);
break;
default:
break;
}
} else {
ref_handle = (moal_handle *)handle->pref_mac;
if (ref_handle) {
woal_pcie_read_reg(handle, rev_id_reg,
&revision_id);
revision_id &= 0xff;
PRINTM(MCMND, "revision_id=0x%x\n",
revision_id);
switch (revision_id) {
case PCIEAW693_A1:
handle->card_rev = CHIP_AW693_REV_A1;
break;
default:
handle->card_rev = CHIP_AW693_REV_A0;
break;
}
strcpy(handle->card_info->fw_name,
ref_handle->card_info->fw_name);
strcpy(handle->card_info->fw_name_wlan,
ref_handle->card_info->fw_name_wlan);
}
}
}
#endif
#ifdef PCIEIW624
if (IS_PCIEIW624(handle->card_type)) {
woal_pcie_read_reg(handle, rev_id_reg, &revision_id);
woal_pcie_read_reg(handle, host_strap_reg, &strap);
woal_pcie_read_reg(handle, magic_reg, &magic);
woal_pcie_read_reg(handle, boot_mode_reg, &boot_mode);
revision_id &= 0xff;
strap &= 0x7;
magic &= 0xff;
boot_mode &= 0x03;
PRINTM(MCMND,
"magic=0x%x boot_mode=0x%x, strap=0x%x, revision_id=0x%x\n",
magic, boot_mode, strap, revision_id);
if (boot_mode == 0x03)
PRINTM(MMSG, "wlan: PCIE-IW624 in secure-boot mode\n");
if (strap == CARD_TYPE_PCIEIW624_UARTUART) {
if (handle->params.dual_nb)
strcpy(handle->card_info->fw_name,
PCIEUARTUARTIW624_DEFAULT_COMBO_FW_NAME);
else
strcpy(handle->card_info->fw_name,
PCIEUARTIW624_DEFAULT_COMBO_FW_NAME);
} else if (strap == CARD_TYPE_PCIEIW624_UARTSPI) {
if (handle->params.dual_nb)
strcpy(handle->card_info->fw_name,
PCIEUARTSPIIW624_DEFAULT_COMBO_FW_NAME);
else
strcpy(handle->card_info->fw_name,
PCIEUARTIW624_DEFAULT_COMBO_FW_NAME);
} else {
if (handle->params.dual_nb)
strcpy(handle->card_info->fw_name,
PCIEUSBUSBIW624_DEFAULT_COMBO_FW_NAME);
else
strcpy(handle->card_info->fw_name,
PCIEUSBIW624_DEFAULT_COMBO_FW_NAME);
}
}
#endif
done:
PRINTM(MCMND, "combo fw:%s wlan fw:%s \n", handle->card_info->fw_name,
handle->card_info->fw_name_wlan);
LEAVE();
return ret;
}
/**
* @brief This function trigger in-band reset to FW
*
* @param handle A pointer to moal_handle structure
* @return 0 or failure
*
*/
static int woal_pcie_reset_fw(moal_handle *handle)
{
int ret = 0, tries = 0;
t_u32 value = 1;
t_u32 reset_reg = handle->card_info->fw_reset_reg;
t_u8 reset_val = handle->card_info->fw_reset_val;
ENTER();
if (IS_PCIE8897(handle->card_type)) {
PRINTM(MERROR, "PCIE8897 don't support PCIE in-band reset\n");
LEAVE();
return -EFAULT;
}
woal_pcie_read_reg(handle, handle->card_info->fw_wakeup_reg, &value);
udelay(100);
/* Write register to notify FW */
if (woal_pcie_write_reg(handle, reset_reg, reset_val) !=
MLAN_STATUS_SUCCESS) {
PRINTM(MERROR, "Failed to write reregister.\n");
ret = -EFAULT;
goto done;
}
/* Poll register around 100 ms */
for (tries = 0; tries < MAX_POLL_TRIES; ++tries) {
woal_pcie_read_reg(handle, reset_reg, &value);
if (value == 0)
/* FW is ready */
break;
udelay(1000);
}
if (value) {
PRINTM(MERROR, "Failed to poll FW reset register %X=0x%x\n",
reset_reg, value);
ret = -EFAULT;
goto done;
}
PRINTM(MMSG, "PCIE Trigger FW In-band Reset success.");
done:
LEAVE();
return ret;
}
/**
* @brief This function handle the pcie work
*
* @param WORK A pointer to work_struct
* @return N/A
*
*/
static void woal_pcie_work(struct work_struct *work)
{
pcie_service_card *card =
container_of(work, pcie_service_card, reset_work);
moal_handle *handle = NULL;
moal_handle *ref_handle = NULL;
PRINTM(MMSG, "========START IN-BAND RESET===========\n");
handle = card->handle;
// handle-> mac0 , ref_handle->second mac
if (handle->pref_mac) {
if (handle->second_mac) {
handle = (moal_handle *)handle->pref_mac;
ref_handle = (moal_handle *)handle->pref_mac;
} else {
ref_handle = (moal_handle *)handle->pref_mac;
}
if (ref_handle) {
ref_handle->surprise_removed = MTRUE;
woal_clean_up(ref_handle);
mlan_ioctl(ref_handle->pmlan_adapter, NULL);
}
}
handle->surprise_removed = MTRUE;
handle->fw_reseting = MTRUE;
// TODO: Can add more chips once the related code has been ported to fw
// v18
if (IS_PCIE9097(handle->card_type) || IS_PCIE9098(handle->card_type) ||
IS_PCIEAW693(handle->card_type)) {
woal_reset_adma(handle);
}
woal_do_flr(handle, true, true);
if (ref_handle) {
ref_handle->surprise_removed = MTRUE;
ref_handle->fw_reseting = MTRUE;
woal_do_flr(ref_handle, true, true);
}
if (woal_pcie_reset_fw(handle)) {
PRINTM(MERROR, "PCIe In-band Reset Fail\n");
goto done;
}
handle->surprise_removed = MFALSE;
if (MLAN_STATUS_SUCCESS == woal_do_flr(handle, false, true))
handle->fw_reseting = MFALSE;
else
handle = NULL;
if (ref_handle) {
ref_handle->surprise_removed = MFALSE;
if (MLAN_STATUS_SUCCESS == woal_do_flr(ref_handle, false, true))
ref_handle->fw_reseting = MFALSE;
}
card->work_flags = MFALSE;
done:
wifi_status = WIFI_STATUS_OK;
if (handle)
woal_send_auto_recovery_complete_event(handle);
PRINTM(MMSG, "========END IN-BAND RESET===========\n");
return;
}
/**
* @brief This function start reset_work
*
* @param handle A pointer to moal_handle structure
* @return MTRUE/MFALSE
*
*/
static void woal_pcie_card_reset(moal_handle *handle)
{
pcie_service_card *card = (pcie_service_card *)handle->card;
if (!card->work_flags) {
card->work_flags = MTRUE;
schedule_work(&card->reset_work);
}
}
static moal_if_ops pcie_ops = {
.register_dev = woal_pcie_register_dev,
.unregister_dev = woal_pcie_unregister_dev,
.read_reg = woal_pcie_read_reg,
.write_reg = woal_pcie_write_reg,
.read_data_sync = woal_pcie_read_data_sync,
.write_data_sync = woal_pcie_write_data_sync,
.get_fw_name = woal_pcie_get_fw_name,
.dump_fw_info = woal_pcie_dump_fw_info,
.reg_dbg = woal_pcie_reg_dbg,
.dump_reg_info = woal_pcie_dump_reg_info,
.card_reset = woal_pcie_card_reset,
.is_second_mac = woal_pcie_is_second_mac,
};