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M7350/external/compat-wireless/drivers/net/wireless/ath/ath6kl-3.5/init.c

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M7350v5_en_gpl
2024-09-09 08:57:42 +00:00
/*
* Copyright (c) 2011 Atheros Communications Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/moduleparam.h>
#include <linux/errno.h>
#include <linux/vmalloc.h>
#ifndef CE_OLD_KERNEL_SUPPORT_2_6_23
#include <linux/of.h>
#include <linux/interrupt.h>
#include <linux/mmc/sdio_func.h>
#endif
#include "core.h"
#include "cfg80211.h"
#include "target.h"
#include "debug.h"
#include "hif-ops.h"
#include "htc-ops.h"
#include "rttapi.h"
#ifdef ATH6KL_DIAGNOSTIC
#include "diagnose.h"
#endif
#include "pm.h"
unsigned int debug_mask;
unsigned int debug_mask_ext;
unsigned int htc_bundle_recv;
unsigned int htc_bundle_send;
unsigned int htc_bundle_send_timer;
unsigned int htc_bundle_send_th = 6000;
unsigned int testmode;
unsigned int ath6kl_wow_ext = 1;
unsigned int ath6kl_wow_gpio = 9;
unsigned int ath6kl_p2p = ATH6KL_MODULEP2P_DEF_MODE;
unsigned int ath6kl_vap = ATH6KL_MODULEVAP_DEF_MODE;
unsigned int ath6kl_scan_timeout;
unsigned int ath6kl_roam_mode = ATH6KL_MODULEROAM_DEFAULT;
static unsigned int recovery_enable_mode = ATH6KL_RECOVERY_MODE_NONE;
unsigned int starving_prevention;
unsigned int ath6kl_ath0_name;
#ifdef CE_SUPPORT
unsigned int ath6kl_ce_flags = 1;
#endif
unsigned int ath6kl_regdb = ATH6KL_REG_INTERNAL_REGDB;
unsigned short reg_domain = NULL_REG_CODE; /* user prefer */
unsigned short reg_domain_used = NULL_REG_CODE; /* final used */
unsigned int ath6kl_ps_disabled = ATH6KL_MODULE_DEF_PS_DISABLED;
#ifdef ATH6KL_DIAGNOSTIC
unsigned int diag_local_test;
module_param(diag_local_test, uint, 0644);
#endif
/* assume string is "00:11:22:33:44:55".
used to override the default MAC of MAC from softmac.bin file */
char *ath6kl_wifi_mac;
/* for android frame work, we need to add fwpath module parameter,
to avoid the problem that create softap mode will fail. */
char *fwpath = "android_fw_path_compatible_str";
#ifdef CONFIG_ANDROID
/* status for bt on/off */
unsigned int ath6kl_bt_on;
#endif
module_param(debug_mask, uint, 0644);
module_param(debug_mask_ext, uint, 0644);
module_param(htc_bundle_recv, uint, 0644);
module_param(htc_bundle_send, uint, 0644);
module_param(htc_bundle_send_timer, uint, 0644);
module_param(testmode, uint, 0644);
module_param(ath6kl_wow_ext, uint, 0644);
module_param(ath6kl_wow_gpio, uint, 0644);
module_param(ath6kl_p2p, uint, 0644);
module_param(ath6kl_vap, uint, 0644);
module_param(ath6kl_wifi_mac, charp, 0000);
module_param(ath6kl_scan_timeout, uint, 0644);
module_param(ath6kl_roam_mode, uint, 0644);
module_param(recovery_enable_mode, uint, 0644);
module_param(fwpath, charp, 0644);
module_param(ath6kl_ath0_name, uint, 0644);
#ifdef CE_SUPPORT
module_param(ath6kl_ce_flags, uint, 0644);
char *bdatapath;
module_param(bdatapath, charp, 0644);
char *fwdatapath;
module_param(fwdatapath, charp, 0644);
#endif
module_param(starving_prevention, uint, 0644);
module_param(ath6kl_regdb, uint, 0644);
module_param(reg_domain, ushort, 0644);
module_param(ath6kl_ps_disabled, uint, 0644);
#ifdef CONFIG_ANDROID
module_param(ath6kl_bt_on, uint, 0644);
#endif
#ifdef ATH6KL_HSIC_RECOVER
u8 cached_mac[ETH_ALEN];
bool cached_mac_valid;
#endif
static const struct ath6kl_hw hw_list[] = {
{
.id = AR6003_HW_2_0_VERSION,
.name = "ar6003 hw 2.0",
.dataset_patch_addr = 0x57e884,
.app_load_addr = 0x543180,
.board_ext_data_addr = 0x57e500,
.reserved_ram_size = 6912,
/* hw2.0 needs override address hardcoded */
.app_start_override_addr = 0x944C00,
.flags = 0,
.fw = {
.dir = AR6003_HW_2_0_FW_DIR,
.otp = AR6003_HW_2_0_OTP_FILE,
.fw = AR6003_HW_2_0_FIRMWARE_FILE,
.tcmd = AR6003_HW_2_0_TCMD_FIRMWARE_FILE,
.patch = AR6003_HW_2_0_PATCH_FILE,
.api2 = ATH6KL_FW_API2_FILE,
},
.fw_board = AR6003_HW_2_0_BOARD_DATA_FILE,
.fw_default_board = AR6003_HW_2_0_DEFAULT_BOARD_DATA_FILE,
},
{
.id = AR6003_HW_2_1_1_VERSION,
.name = "ar6003 hw 2.1.1",
.dataset_patch_addr = 0x57ff74,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0x542330,
.reserved_ram_size = 512,
.testscript_addr = 0x57ef74,
.flags = 0,
.fw = {
.dir = AR6003_HW_2_1_1_FW_DIR,
.otp = AR6003_HW_2_1_1_OTP_FILE,
.fw = AR6003_HW_2_1_1_FIRMWARE_FILE,
.tcmd = AR6003_HW_2_1_1_TCMD_FIRMWARE_FILE,
.patch = AR6003_HW_2_1_1_PATCH_FILE,
.api2 = ATH6KL_FW_API2_FILE,
.utf = AR6003_HW_2_1_1_UTF_FIRMWARE_FILE,
.testscript = AR6003_HW_2_1_1_TESTSCRIPT_FILE,
},
.fw_board = AR6003_HW_2_1_1_BOARD_DATA_FILE,
.fw_default_board = AR6003_HW_2_1_1_DEFAULT_BOARD_DATA_FILE,
},
{
.id = AR6004_HW_1_0_VERSION,
.name = "ar6004 hw 1.0",
.dataset_patch_addr = 0x57e884,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0x437000,
.reserved_ram_size = 19456,
.board_addr = 0x433900,
.testscript_addr = 0x432900,
.flags = ATH6KL_HW_TGT_ALIGN_PADDING |
ATH6KL_HW_SINGLE_PIPE_SCHED,
.fw = {
.dir = AR6004_HW_1_0_FW_DIR,
.otp = AR6004_HW_1_0_OTP_FILE,
.fw = AR6004_HW_1_0_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
},
.fw_board = AR6004_HW_1_0_BOARD_DATA_FILE,
.fw_default_board = AR6004_HW_1_0_DEFAULT_BOARD_DATA_FILE,
},
{
.id = AR6004_HW_1_1_VERSION,
.name = "ar6004 hw 1.1",
.dataset_patch_addr = 0x57e884,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0x437000,
.reserved_ram_size = 7168,
.board_addr = 0x436400,
.testscript_addr = 0x435400,
.flags = ATH6KL_HW_TGT_ALIGN_PADDING |
ATH6KL_HW_SINGLE_PIPE_SCHED,
.fw = {
.dir = AR6004_HW_1_1_FW_DIR,
.otp = AR6004_HW_1_1_OTP_FILE,
.fw = AR6004_HW_1_1_FIRMWARE_FILE,
.tcmd = AR6004_HW_1_1_TCMD_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
.utf = AR6004_HW_1_1_UTF_FIRMWARE_FILE,
.testscript = AR6004_HW_1_1_TESTSCRIPT_FILE,
},
.fw_board = AR6004_HW_1_1_BOARD_DATA_FILE,
.fw_default_board = AR6004_HW_1_1_DEFAULT_BOARD_DATA_FILE,
.fw_epping = AR6004_HW_1_1_EPPING_FILE,
.fw_softmac = AR6004_HW_1_1_SOFTMAC_FILE,
.fw_softmac_2 = AR6004_HW_1_1_SOFTMAC_2_FILE,
},
{
.id = AR6004_HW_1_2_VERSION,
.name = "ar6004 hw 1.2",
.dataset_patch_addr = 0x436ecc,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0x437000,
.reserved_ram_size = 9216,
.board_addr = 0x435c00,
.testscript_addr = 0x434c00,
.flags = ATH6KL_HW_TGT_ALIGN_PADDING |
ATH6KL_HW_SINGLE_PIPE_SCHED,
.fw = {
.dir = AR6004_HW_1_2_FW_DIR,
.otp = AR6004_HW_1_2_OTP_FILE,
.fw = AR6004_HW_1_2_FIRMWARE_FILE,
.tcmd = AR6004_HW_1_2_TCMD_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
.utf = AR6004_HW_1_2_UTF_FIRMWARE_FILE,
.testscript = AR6004_HW_1_2_TESTSCRIPT_FILE,
},
.fw_board = AR6004_HW_1_2_BOARD_DATA_FILE,
.fw_default_board = AR6004_HW_1_2_DEFAULT_BOARD_DATA_FILE,
.fw_epping = AR6004_HW_1_2_EPPING_FILE,
.fw_softmac = AR6004_HW_1_2_SOFTMAC_FILE,
.fw_softmac_2 = AR6004_HW_1_2_SOFTMAC_2_FILE,
},
{
.id = AR6004_HW_1_3_VERSION,
.name = "ar6004 hw 1.3",
.dataset_patch_addr = 0x437860,
.app_load_addr = 0x1234,
.app_load_ext_addr = 0x9a7000,
.board_ext_data_addr = 0x437000,
.reserved_ram_size = 7168,
.board_addr = 0x436400,
.testscript_addr = 0x434c00,
.flags = ATH6KL_HW_TGT_ALIGN_PADDING |
ATH6KL_HW_SINGLE_PIPE_SCHED |
ATH6KL_HW_FIRMWARE_EXT_SUPPORT,
.fw = {
.dir = AR6004_HW_1_3_FW_DIR,
.otp = AR6004_HW_1_3_OTP_FILE,
.fw = AR6004_HW_1_3_FIRMWARE_FILE,
.tcmd = AR6004_HW_1_3_TCMD_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
.utf = AR6004_HW_1_3_UTF_FIRMWARE_FILE,
.testscript = AR6004_HW_1_3_TESTSCRIPT_FILE,
.fw_ext = AR6004_HW_1_3_FIRMWARE_EXT_FILE,
},
.fw_board = AR6004_HW_1_3_BOARD_DATA_FILE,
.fw_default_board = AR6004_HW_1_3_DEFAULT_BOARD_DATA_FILE,
.fw_epping = AR6004_HW_1_3_EPPING_FILE,
.fw_softmac = AR6004_HW_1_3_SOFTMAC_FILE,
.fw_softmac_2 = AR6004_HW_1_3_SOFTMAC_2_FILE,
},
{
.id = AR6004_HW_1_3_VERSION,
.name = "ar6004 hw 1.3 96K",
.dataset_patch_addr = 0x42f860,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0x42f000,
.reserved_ram_size = 7168,
.board_addr = 0x42e400,
.testscript_addr = 0x434c00,
.flags = ATH6KL_HW_TGT_ALIGN_PADDING |
ATH6KL_HW_SINGLE_PIPE_SCHED,
.fw = {
.dir = AR6004_HW_1_3_FW_DIR,
.otp = AR6004_HW_1_3_OTP_FILE,
.fw = AR6004_HW_1_3_FIRMWARE_FILE,
.tcmd = AR6004_HW_1_3_TCMD_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
.utf = AR6004_HW_1_3_UTF_FIRMWARE_FILE,
.testscript = AR6004_HW_1_3_TESTSCRIPT_FILE,
},
.fw_board = AR6004_HW_1_3_BOARD_DATA_FILE,
.fw_default_board = AR6004_HW_1_3_DEFAULT_BOARD_DATA_FILE,
.fw_epping = AR6004_HW_1_3_EPPING_FILE,
.fw_softmac = AR6004_HW_1_3_SOFTMAC_FILE,
.fw_softmac_2 = AR6004_HW_1_3_SOFTMAC_2_FILE,
},
{
.id = AR6004_HW_2_0_VERSION,
.name = "ar6004 hw 2.0",
.dataset_patch_addr = 0,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0,
.reserved_ram_size = 7168,
.board_addr = 0x43e400,
.testscript_addr = 0x43d400,
.flags = ATH6KL_HW_SINGLE_PIPE_SCHED |
ATH6KL_HW_USB_FLOWCTRL,
.fw = {
.dir = AR6004_HW_2_0_FW_DIR,
.otp = AR6004_HW_2_0_OTP_FILE,
.fw = AR6004_HW_2_0_FIRMWARE_FILE,
.tcmd = AR6004_HW_2_0_TCMD_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
.utf = AR6004_HW_2_0_UTF_FIRMWARE_FILE,
.testscript = AR6004_HW_2_0_TESTSCRIPT_FILE,
},
.fw_board = AR6004_HW_2_0_BOARD_DATA_FILE,
.fw_default_board = AR6004_HW_2_0_DEFAULT_BOARD_DATA_FILE,
.fw_epping = AR6004_HW_2_0_EPPING_FILE,
.fw_softmac = AR6004_HW_2_0_SOFTMAC_FILE,
.fw_softmac_2 = AR6004_HW_2_0_SOFTMAC_2_FILE,
},
{
.id = AR6004_HW_3_0_VERSION,
.name = "ar6004 hw 3.0",
.dataset_patch_addr = 0,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0,
.reserved_ram_size = 7168,
.board_addr = 0x436400,
.testscript_addr = 0,
.flags = ATH6KL_HW_SINGLE_PIPE_SCHED |
ATH6KL_HW_USB_FLOWCTRL,
.fw = {
.dir = AR6004_HW_3_0_FW_DIR,
.otp = AR6004_HW_3_0_OTP_FILE,
.fw = AR6004_HW_3_0_FIRMWARE_FILE,
.tcmd = AR6004_HW_3_0_TCMD_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
.utf = AR6004_HW_3_0_UTF_FIRMWARE_FILE,
},
.fw_board = AR6004_HW_3_0_BOARD_DATA_FILE,
.fw_default_board = AR6004_HW_3_0_DEFAULT_BOARD_DATA_FILE,
.fw_epping = AR6004_HW_3_0_EPPING_FILE,
.fw_softmac = AR6004_HW_3_0_SOFTMAC_FILE,
.fw_softmac_2 = AR6004_HW_3_0_SOFTMAC_2_FILE,
},
{
.id = AR6006_HW_1_0_VERSION,
.name = "ar6006 hw 1.0",
.dataset_patch_addr = 0,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0,
.reserved_ram_size = 18432,
.board_addr = 0x46B800,
.flags = ATH6KL_HW_SINGLE_PIPE_SCHED|
ATH6KL_HW_USB_FLOWCTRL|
ATH6KL_HW_XTAL_40MHZ,
.fw = {
.dir = AR6006_HW_1_0_FW_DIR,
.fw = AR6006_HW_1_0_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
},
.fw_board = AR6006_HW_1_0_BOARD_DATA_FILE,
.fw_default_board = AR6006_HW_1_0_DEFAULT_BOARD_DATA_FILE,
.fw_epping = AR6006_HW_1_0_EPPING_FILE,
.fw_softmac = AR6006_HW_1_0_SOFTMAC_FILE,
.fw_softmac_2 = AR6006_HW_1_0_SOFTMAC_2_FILE,
},
{
.id = AR6006_HW_1_1_VERSION,
.name = "ar6006 hw 1.1",
.dataset_patch_addr = 0,
.app_load_addr = 0x1234,
.board_ext_data_addr = 0,
.reserved_ram_size = 7168,
.board_addr = 0x46e400,
.flags = ATH6KL_HW_SINGLE_PIPE_SCHED|
ATH6KL_HW_USB_FLOWCTRL|
ATH6KL_HW_XTAL_40MHZ,
.fw = {
.dir = AR6006_HW_1_1_FW_DIR,
.fw = AR6006_HW_1_1_FIRMWARE_FILE,
.api2 = ATH6KL_FW_API2_FILE,
},
.fw_board = AR6006_HW_1_1_BOARD_DATA_FILE,
.fw_default_board = AR6006_HW_1_1_DEFAULT_BOARD_DATA_FILE,
.fw_epping = AR6006_HW_1_1_EPPING_FILE,
.fw_softmac = AR6006_HW_1_1_SOFTMAC_FILE,
.fw_softmac_2 = AR6006_HW_1_1_SOFTMAC_2_FILE,
},
};
/*
* Include definitions here that can be used to tune the WLAN module
* behavior. Different customers can tune the behavior as per their needs,
* here.
*/
/*
* This configuration item sets the value of disconnect timeout
* Firmware delays sending the disconnec event to the host for this
* timeout after is gets disconnected from the current AP.
* If the firmware successly roams within the disconnect timeout
* it sends a new connect event
*/
#define WLAN_CONFIG_DISCONNECT_TIMEOUT 10
#define CONFIG_AR600x_DEBUG_UART_TX_PIN 8
#define CONFIG_AR6004_DEBUG_UART_TX_PIN 11
#define CONFIG_AR6006_DEBUG_UART_TX_PIN 11
#define CONFIG_AR6006_FPGA_DEBUG_UART_TX_PIN 24
#define ATH6KL_DATA_OFFSET 64
struct sk_buff *ath6kl_buf_alloc(int size)
{
struct sk_buff *skb;
u16 reserved;
/* Add chacheline space at front and back of buffer */
reserved = (2 * L1_CACHE_BYTES) + ATH6KL_DATA_OFFSET +
sizeof(struct htc_packet);
skb = dev_alloc_skb(size + reserved);
if (skb)
skb_reserve(skb, reserved - L1_CACHE_BYTES);
return skb;
}
void ath6kl_init_profile_info(struct ath6kl_vif *vif)
{
vif->ssid_len = 0;
memset(vif->ssid, 0, sizeof(vif->ssid));
vif->dot11_auth_mode = OPEN_AUTH;
vif->auth_mode = NONE_AUTH;
vif->prwise_crypto = NONE_CRYPT;
vif->prwise_crypto_len = 0;
vif->grp_crypto = NONE_CRYPT;
vif->grp_crypto_len = 0;
memset(vif->wep_key_list, 0, sizeof(vif->wep_key_list));
memset(vif->req_bssid, 0, sizeof(vif->req_bssid));
memset(vif->bssid, 0, sizeof(vif->bssid));
vif->bss_ch = 0;
vif->phymode = ATH6KL_PHY_MODE_UNKNOWN;
vif->chan_type = ATH6KL_CHAN_TYPE_NONE;
}
static int ath6kl_set_host_app_area(struct ath6kl *ar)
{
u32 address, data;
struct host_app_area host_app_area;
/* Fetch the address of the host_app_area_s
* instance in the host interest area */
address = ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_app_host_interest));
address = TARG_VTOP(ar->target_type, address);
if (ath6kl_diag_read32(ar, address, &data))
return -EIO;
address = TARG_VTOP(ar->target_type, data);
host_app_area.wmi_protocol_ver = cpu_to_le32(WMI_PROTOCOL_VERSION);
if (ath6kl_diag_write(ar, address, (u8 *) &host_app_area,
sizeof(struct host_app_area)))
return -EIO;
return 0;
}
static u32 ath6kl_get_host_app_area(struct ath6kl *ar)
{
u32 address, data;
address = ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_app_host_interest));
address = TARG_VTOP(ar->target_type, address);
if (ath6kl_diag_read32(ar, address, &data))
return -EIO;
address = TARG_VTOP(ar->target_type, data);
return address;
}
static inline void set_ac2_ep_map(struct ath6kl *ar,
u8 ac,
enum htc_endpoint_id ep)
{
ar->ac2ep_map[ac] = ep;
ar->ep2ac_map[ep] = ac;
}
/* connect to a service */
static int ath6kl_connectservice(struct ath6kl *ar,
struct htc_service_connect_req *con_req,
char *desc)
{
int status;
struct htc_service_connect_resp response;
memset(&response, 0, sizeof(response));
status = ath6kl_htc_conn_service(ar->htc_target, con_req, &response);
if (status) {
ath6kl_err("failed to connect to %s service status:%d\n",
desc, status);
return status;
}
if (response.endpoint >= ENDPOINT_MAX
|| response.endpoint <= ENDPOINT_UNUSED) {
ath6kl_err("Invalid endpoint: %d\n", response.endpoint);
return -EINVAL;
}
switch (con_req->svc_id) {
case WMI_CONTROL_SVC:
if (test_bit(WMI_ENABLED, &ar->flag))
ath6kl_wmi_set_control_ep(ar->wmi, response.endpoint);
ar->ctrl_ep = response.endpoint;
break;
case WMI_DATA_BE_SVC:
set_ac2_ep_map(ar, WMM_AC_BE, response.endpoint);
break;
case WMI_DATA_BK_SVC:
set_ac2_ep_map(ar, WMM_AC_BK, response.endpoint);
break;
case WMI_DATA_VI_SVC:
set_ac2_ep_map(ar, WMM_AC_VI, response.endpoint);
break;
case WMI_DATA_VO_SVC:
set_ac2_ep_map(ar, WMM_AC_VO, response.endpoint);
break;
default:
ath6kl_err("service id is not mapped %d\n", con_req->svc_id);
return -EINVAL;
}
return 0;
}
static int ath6kl_init_service_ep(struct ath6kl *ar)
{
struct htc_service_connect_req connect;
memset(&connect, 0, sizeof(connect));
if (ar->hw.flags & ATH6KL_HW_USB_FLOWCTRL)
connect.conn_flags |= HTC_CONN_FLGS_DISABLE_CRED_FLOW_CTRL;
/* these fields are the same for all service endpoints */
connect.ep_cb.tx_comp_multi = ath6kl_tx_complete;
connect.ep_cb.rx = ath6kl_rx;
connect.ep_cb.rx_refill = ath6kl_rx_refill;
connect.ep_cb.tx_full = ath6kl_tx_queue_full;
connect.ep_cb.rx_refill_thresh = ATH6KL_MAX_RX_BUFFERS / 4;
if (!connect.ep_cb.rx_refill_thresh)
connect.ep_cb.rx_refill_thresh++;
/* connect to control service */
connect.max_txq_depth = MAX_DEFAULT_SEND_QUEUE_DEPTH_CTRL;
connect.svc_id = WMI_CONTROL_SVC;
if (ath6kl_connectservice(ar, &connect, "WMI CONTROL"))
return -EIO;
connect.flags |= HTC_FLGS_TX_BNDL_PAD_EN;
/*
* Limit the HTC message size on the send path, although e can
* receive A-MSDU frames of 4K, we will only send ethernet-sized
* (802.3) frames on the send path.
*/
connect.max_rxmsg_sz = WMI_MAX_TX_DATA_FRAME_LENGTH;
/*
* To reduce the amount of committed memory for larger A_MSDU
* frames, use the recv-alloc threshold mechanism for larger
* packets.
*/
connect.ep_cb.rx_alloc_thresh = ATH6KL_BUFFER_SIZE;
connect.ep_cb.rx_allocthresh = ath6kl_alloc_amsdu_rxbuf;
/*
* For the remaining data services set the connection flag to
* reduce dribbling, if configured to do so.
*/
connect.conn_flags |= HTC_CONN_FLGS_REDUCE_CRED_DRIB;
connect.conn_flags &= ~HTC_CONN_FLGS_THRESH_MASK;
connect.conn_flags |= HTC_CONN_FLGS_THRESH_LVL_HALF;
/*
* Set the max queue depth so that our ath6kl_tx_queue_full handler
* gets called.
*/
connect.max_txq_depth = MAX_DEFAULT_SEND_QUEUE_DEPTH;
connect.svc_id = WMI_DATA_BE_SVC;
if (ath6kl_connectservice(ar, &connect, "WMI DATA BE"))
return -EIO;
/* connect to back-ground map this to WMI LOW_PRI */
connect.svc_id = WMI_DATA_BK_SVC;
if (ath6kl_connectservice(ar, &connect, "WMI DATA BK"))
return -EIO;
/* connect to Video service, map this to to HI PRI */
connect.svc_id = WMI_DATA_VI_SVC;
if (ath6kl_connectservice(ar, &connect, "WMI DATA VI"))
return -EIO;
/*
* Connect to VO service, this is currently not mapped to a WMI
* priority stream due to historical reasons. WMI originally
* defined 3 priorities over 3 mailboxes We can change this when
* WMI is reworked so that priorities are not dependent on
* mailboxes.
*/
connect.svc_id = WMI_DATA_VO_SVC;
if (ath6kl_connectservice(ar, &connect, "WMI DATA VO"))
return -EIO;
return 0;
}
void ath6kl_init_control_info(struct ath6kl_vif *vif)
{
u8 ctr;
struct ath6kl *ar = vif->ar;
ath6kl_init_profile_info(vif);
vif->def_txkey_index = 0;
memset(vif->wep_key_list, 0, sizeof(vif->wep_key_list));
vif->ch_hint = 0;
vif->intra_bss = 1;
memset((u8 *)vif->sta_list, 0,
AP_MAX_NUM_STA * sizeof(struct ath6kl_sta));
/* Init the PS queues */
for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) {
spin_lock_init(&vif->sta_list[ctr].lock);
ath6kl_ps_queue_init(&vif->sta_list[ctr].psq_data,
PS_QUEUE_TYPE_STA_UNICAST,
ATH6KL_PS_QUEUE_MAX_AGE,
ATH6KL_PS_QUEUE_MAX_DEPTH);
ath6kl_ps_queue_init(&vif->sta_list[ctr].psq_mgmt,
PS_QUEUE_TYPE_STA_MGMT,
ATH6KL_PS_QUEUE_MAX_AGE,
ATH6KL_PS_QUEUE_NO_DEPTH);
vif->sta_list[ctr].aggr_conn_cntxt = NULL;
}
spin_lock_init(&vif->psq_mcast_lock);
ath6kl_ps_queue_init(&vif->psq_mcast,
PS_QUEUE_TYPE_AP_MULTICAST,
ATH6KL_PS_QUEUE_NO_AGE,
ATH6KL_PS_QUEUE_NO_DEPTH);
memcpy(vif->ap_country_code, DEF_AP_COUNTRY_CODE, 3);
/*
* For CE release,
* 1. Disable auto-reconnect.
* 2. Disable roaming/low rssi scan.
* 3. Enlarge channel dewell-time in active channel.
*/
memset(&vif->sc_params, 0, sizeof(vif->sc_params));
vif->sc_params.short_scan_ratio = 3;
if (ar->roam_mode == ATH6KL_MODULEROAM_DISABLE ||
(vif->wdev.iftype != NL80211_IFTYPE_STATION)) {
vif->sc_params.scan_ctrl_flags = (CONNECT_SCAN_CTRL_FLAGS |
SCAN_CONNECTED_CTRL_FLAGS |
ACTIVE_SCAN_CTRL_FLAGS);
} else {
vif->sc_params.fg_start_period = 1;
vif->sc_params.scan_ctrl_flags = (CONNECT_SCAN_CTRL_FLAGS |
SCAN_CONNECTED_CTRL_FLAGS |
ACTIVE_SCAN_CTRL_FLAGS |
ENABLE_AUTO_CTRL_FLAGS);
}
#if 0
if ((ar->hif_type == ATH6KL_HIF_TYPE_USB) &&
(ar->p2p_compat) &&
(vif->fw_vif_idx)) {
vif->sc_params.scan_ctrl_flags &= ~CONNECT_SCAN_CTRL_FLAGS;
ath6kl_info("Disable connect-scan, vif_idx = %d\n",
vif->fw_vif_idx);
}
#endif
if (ar->roam_mode != ATH6KL_MODULEROAM_DISABLE &&
(vif->wdev.iftype == NL80211_IFTYPE_STATION ||
vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT))
vif->sc_params.scan_ctrl_flags |= ROAM_SCAN_CTRL_FLAGS;
#if defined(CE_SUPPORT) || defined(CE_2_SUPPORT)
/* avoid association reject by AP not found */
vif->sc_params.maxact_chdwell_time = 60;
vif->sc_params.maxact_scan_per_ssid = 2;
#else
vif->sc_params.maxact_chdwell_time = (2 * ATH6KL_SCAN_ACT_DEWELL_TIME);
#endif
if (!(ar->wiphy->flags & WIPHY_FLAG_SUPPORTS_FW_ROAM))
vif->sc_params.pas_chdwell_time =
ATH6KL_SCAN_PAS_DEWELL_TIME_WITHOUT_ROAM;
/*
* restore the initial scan parameters for usage
* Note that debugfs may revise sc_params_default as well
*/
memcpy(&vif->sc_params_default, &vif->sc_params,
sizeof(struct wmi_scan_params_cmd));
/*
* Default is in-order but will be changed in CONNECT/DISCONNECT
* case by case.
*/
vif->scan_plan.type = ATH6KL_SCAN_PLAN_IN_ORDER;
vif->scan_plan.numChan = 0;
vif->data_cookie_count = 0;
}
/*
* Set HTC/Mbox operational parameters, this can only be called when the
* target is in the BMI phase.
*/
static int ath6kl_set_htc_params(struct ath6kl *ar, u32 mbox_isr_yield_val,
u8 htc_ctrl_buf)
{
int status;
u32 blk_size;
blk_size = ar->mbox_info.block_size;
if (htc_ctrl_buf)
blk_size |= ((u32)htc_ctrl_buf) << 16;
/* set the host interest area for the block size */
status = ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_mbox_io_block_sz)),
(u8 *)&blk_size,
4);
if (status) {
ath6kl_err("bmi_write_memory for IO block size failed\n");
goto out;
}
ath6kl_dbg(ATH6KL_DBG_TRC, "block size set: %d (target addr:0x%X)\n",
blk_size,
ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_mbox_io_block_sz)));
if (mbox_isr_yield_val) {
/* set the host interest area for the mbox ISR yield limit */
status = ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_mbox_isr_yield_limit)),
(u8 *)&mbox_isr_yield_val,
4);
if (status) {
ath6kl_err("bmi_write_memory for yield limit failed\n");
goto out;
}
}
out:
return status;
}
static int ath6kl_target_config_wlan_params(struct ath6kl *ar, int idx)
{
int status = 0;
int ret;
/*
* Configure the device for rx dot11 header rules. "0,0" are the
* default values. Required if checksum offload is needed. Set
* RxMetaVersion to 2.
*/
if (ath6kl_wmi_set_rx_frame_format_cmd(ar->wmi, idx,
ar->rx_meta_ver, 0, 0)) {
ath6kl_err("unable to set the rx frame format\n");
status = -EIO;
}
if (ar->conf_flags & ATH6KL_CONF_IGNORE_PS_FAIL_EVT_IN_SCAN) {
if ((ath6kl_wmi_pmparams_cmd(ar->wmi, idx, 0, 1, 0, 0, 1,
IGNORE_POWER_SAVE_FAIL_EVENT_DURING_SCAN)) != 0) {
ath6kl_err("unable to set power save "
"fail event policy\n");
status = -EIO;
}
} else {
if ((ath6kl_wmi_pmparams_cmd(
ar->wmi, idx, 0, 3, 3, 1, 1, 0)) != 0) {
ath6kl_err("unable to set power save params\n");
status = -EIO;
}
}
if (!(ar->conf_flags & ATH6KL_CONF_IGNORE_ERP_BARKER))
if ((ath6kl_wmi_set_lpreamble_cmd(ar->wmi, idx, 0,
WMI_DONOT_IGNORE_BARKER_IN_ERP)) != 0) {
ath6kl_err("unable to set barker preamble policy\n");
status = -EIO;
}
if (idx < ar->max_norm_iface &&
ath6kl_wmi_set_keepalive_cmd(ar->wmi, idx,
WLAN_CONFIG_KEEP_ALIVE_INTERVAL)) {
ath6kl_err("unable to set keep alive interval\n");
status = -EIO;
}
if (ath6kl_wmi_disctimeout_cmd(ar->wmi, idx,
WLAN_CONFIG_DISCONNECT_TIMEOUT)) {
ath6kl_err("unable to set disconnect timeout\n");
status = -EIO;
}
if (!(ar->conf_flags & ATH6KL_CONF_ENABLE_TX_BURST))
if (ath6kl_wmi_set_wmm_txop(ar->wmi, idx, WMI_TXOP_DISABLED)) {
ath6kl_err("unable to set txop bursting\n");
status = -EIO;
}
if (ar->p2p && (ar->vif_max == 1 ||
(idx >= ar->max_norm_iface) ||
!(ar->p2p_dedicate))) {
ret = ath6kl_wmi_info_req_cmd(ar->wmi, idx,
P2P_FLAG_CAPABILITIES_REQ |
P2P_FLAG_MACADDR_REQ |
P2P_FLAG_HMODEL_REQ);
if (ret) {
ath6kl_dbg(ATH6KL_DBG_TRC, "failed to request P2P "
"capabilities (%d) - assuming P2P not "
"supported\n", ret);
ar->p2p = 0;
}
}
if (ar->p2p && (ar->vif_max == 1 ||
(idx >= ar->max_norm_iface) ||
!(ar->p2p_dedicate))) {
/* Enable Probe Request reporting for P2P */
ret = ath6kl_wmi_probe_report_req_cmd(ar->wmi, idx, true);
if (ret) {
ath6kl_dbg(ATH6KL_DBG_TRC, "failed to enable Probe "
"Request reporting (%d)\n", ret);
}
#ifdef CE_SUPPORT
ret = ath6kl_wmi_probe_resp_report_req_cmd(ar->wmi, idx, true);
if (ret) {
printk(KERN_DEBUG "ath6l: Failed to enable Probe Resp "
"reporting (%d)\n", ret);
}
if (idx < 2) {
/* set max connected stas */
ret = ath6kl_wmi_set_ap_num_sta_cmd(ar->wmi, idx, 8);
if (ret) {
printk(KERN_DEBUG "ath6l: Failed to set max connected sta "
"(%d)\n", ret);
}
}
#endif
}
#ifdef CE_SUPPORT
/* clear bssfilter */
{
ath6kl_wmi_bssfilter_cmd(ar->wmi, idx,
NONE_BSS_FILTER, 0);
}
#endif
if ((ar->target_subtype & TARGET_SUBTYPE_HT40) &&
(!ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_DISABLE_2G_HT40))) {
/*
* Don't allow HT40 in 2.4Ghz for P2P related inerfaces
* in current design.
*/
if ((((ar->vif_max == 1) && (!ar->p2p)) ||
(ar->vif_max > 1)) &&
(idx < ar->max_norm_iface)) {
if (ath6kl_wmi_set_ht_cap_cmd(ar->wmi,
idx,
A_BAND_24GHZ,
ATH6KL_24GHZ_HT40_DEF_WIDTH,
ATH6KL_24GHZ_HT40_DEF_SGI,
ATH6KL_24GHZ_HT40_DEF_INTOLR40)) {
ath6kl_err("unable to set HT CAP\n");
status = -EIO;
}
}
}
return status;
}
int ath6kl_configure_target(struct ath6kl *ar)
{
u32 param, ram_reserved_size;
u8 fw_iftype, fw_mode = 0, fw_submode = 0;
int i;
int status;
/*
* Note: Even though the firmware interface type is
* chosen as BSS_STA for all three interfaces, can
* be configured to IBSS/AP as long as the fw submode
* remains normal mode (0 - AP, STA and IBSS). But
* due to an target assert in firmware only one interface is
* configured for now.
*/
fw_iftype = HI_OPTION_FW_MODE_BSS_STA;
for (i = 0; i < ar->vif_max; i++)
fw_mode |= fw_iftype << (i * HI_OPTION_FW_MODE_BITS);
/*
* p2p_concurrent & p2p_dedicate, submodes :
* vif[0] - AP/STA/IBSS
* vif[1] - "P2P dev"/"P2P GO"/"P2P Client"
* vif[2] - "P2P dev"/"P2P GO"/"P2P Client"
* vif[3] - "P2P dev"/"P2P GO"/"P2P Client" (if VAP == 4)
*
* p2p_concurrent_ap & p2p_dedicate, submodes :
* vif[0] - AP/STA/IBSS
* vif[1] - AP/STA/IBSS
* vif[2] - "P2P dev"/"P2P GO"/"P2P Client"
* vif[3] - "P2P dev"/"P2P GO"/"P2P Client" (if VAP == 4)
*
* !p2p_dedicate, submodes:
* vif[0] - "AP/STA/IBSS/P2P dev"
* vif[1]- "P2P dev"/"P2P GO"/"P2P Client"
*/
for (i = 0; i < ar->max_norm_iface; i++)
fw_submode |= HI_OPTION_FW_SUBMODE_NONE <<
(i * HI_OPTION_FW_SUBMODE_BITS);
if (ar->p2p_dedicate) {
for (i = ar->max_norm_iface; i < ar->vif_max; i++)
fw_submode |= HI_OPTION_FW_SUBMODE_P2PDEV <<
(i * HI_OPTION_FW_SUBMODE_BITS);
} else if (ar->p2p) {
for (i = 0; i < ar->vif_max; i++)
fw_submode |= HI_OPTION_FW_SUBMODE_P2PDEV <<
(i * HI_OPTION_FW_SUBMODE_BITS);
}
#ifdef ATH6KL_DIAGNOSTIC
param = 115200;
if (ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_desired_baud_rate)),
(u8 *)&param, 4) != 0) {
ath6kl_err("%s: failed to set hprx traffic ratio in target\n",
__func__);
return -EIO;
}
/* Number of buffers used on the target for logging packets; use
* zero to disable logging */
if (!ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_ENABLE_DIAGNOSTIC))
param = 0;
else{
if (ar->hif_type == ATH6KL_HIF_TYPE_USB)
param = 2;
else /* sdio */
param = 3;
}
if (ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_pktlog_num_buffers)),
(u8 *)&param, 4) != 0) {
ath6kl_err("%s: failed to set pktlog buffers in target\n",
__func__);
return -EIO;
}
#endif
param = HTC_PROTOCOL_VERSION;
if (ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_app_host_interest)),
(u8 *)&param, 4) != 0) {
ath6kl_err("bmi_write_memory for htc version failed\n");
return -EIO;
}
/* start configuring the hi_option_flag2 */
param = 0;
if (ath6kl_bmi_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag2)),
(u8 *)&param, 4) != 0) {
ath6kl_err("bmi_read_memory for hi_option_flag2 failed\n");
return -EIO;
}
/* Check if we shall disable p2p dedicate mode in firmware */
if (ar->p2p_concurrent && !ar->p2p_dedicate)
param |= HI_OPTION_DISABLE_P2P_DEDICATE;
if (!ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_ENABLE_RTT))
param |= HI_OPTION_DISABLE_RTT;
#ifdef ATH6KL_SUPPORT_WLAN_HB
/* set WLAN HB mode */
param |= HI_OPTION_ENABLE_WLAN_HB;
#endif
/* Enable single chain in wow */
if (ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_ENABLE_WOW_SINGLE_CHAIN))
param |= HI_OPTION_WOW_SINGLE_CHAIN;
/* Set firmware to support MCC */
if (ar->p2p_concurrent)
param |= HI_OPTION_MCC_ENABLE ;
/* set one shot noa enable to firmware */
param |= HI_OPTION_ONE_SHOT_NOA_ENABLE ;
ath6kl_dbg(ATH6KL_DBG_BOOT, "Set hi_option_flag2 to 0x%08x\n",
param);
if (ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag2)),
(u8 *)&param, 4) != 0) {
ath6kl_err("bmi_write_memory for hi_option_flag2 flag failed\n");
return -EIO;
};
/* end configuring hi_option_flag2 */
/* set the firmware mode to STA/IBSS/AP */
param = 0;
if (ath6kl_bmi_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag)),
(u8 *)&param, 4) != 0) {
ath6kl_err("bmi_read_memory for setting fwmode failed\n");
return -EIO;
}
param |= (ar->vif_max << HI_OPTION_NUM_DEV_SHIFT);
param |= fw_mode << HI_OPTION_FW_MODE_SHIFT;
param |= fw_submode << HI_OPTION_FW_SUBMODE_SHIFT;
param |= (0 << HI_OPTION_MAC_ADDR_METHOD_SHIFT);
param |= (0 << HI_OPTION_FW_BRIDGE_SHIFT);
if (!ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_ENABLE_FWLOG))
param |= HI_OPTION_DISABLE_DBGLOG;
if (ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag)),
(u8 *)&param,
4) != 0) {
ath6kl_err("bmi_write_memory for setting fwmode failed\n");
return -EIO;
}
ath6kl_dbg(ATH6KL_DBG_TRC, "firmware mode set\n");
/*
* Hardcode the address use for the extended board data
* Ideally this should be pre-allocate by the OS at boot time
* But since it is a new feature and board data is loaded
* at init time, we have to workaround this from host.
* It is difficult to patch the firmware boot code,
* but possible in theory.
*/
param = ar->hw.board_ext_data_addr;
ram_reserved_size = ar->hw.reserved_ram_size;
if (ath6kl_bmi_write(ar, ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_board_ext_data)),
(u8 *)&param, 4) != 0) {
ath6kl_err("bmi_write_memory for hi_board_ext_data failed\n");
return -EIO;
}
if (ath6kl_bmi_write(ar, ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_end_ram_reserve_sz)),
(u8 *)&ram_reserved_size, 4) != 0) {
ath6kl_err("bmi_write_memory for "
"hi_end_ram_reserve_sz failed\n");
return -EIO;
}
/* enable serial console prints */
param = 1;
status = ath6kl_bmi_write(ar, ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_serial_enable)), (u8 *)&param, 4);
if (status)
return status;
ath6kl_dbg(ATH6KL_DBG_BOOT, "serial console prints enabled\n");
/* set the block size for the target */
if (ath6kl_set_htc_params(ar, MBOX_YIELD_LIMIT, 0))
/* use default number of control buffers */
return -EIO;
return 0;
}
void ath6kl_core_free(struct ath6kl *ar)
{
wiphy_free(ar->wiphy);
}
void ath6kl_core_cleanup(struct ath6kl *ar)
{
ath6kl_hif_power_off(ar);
del_timer(&ar->eapol_shprotect_timer);
destroy_workqueue(ar->ath6kl_wq);
if (ar->p2p_flowctrl_ctx)
ath6kl_p2p_flowctrl_conn_list_cleanup(ar);
if (ar->htc_target)
ath6kl_htc_cleanup(ar->htc_target);
ath6kl_cookie_cleanup(ar);
ath6kl_cleanup_amsdu_rxbufs(ar);
ath6kl_bmi_cleanup(ar);
ath6kl_debug_cleanup(ar);
ath6kl_p2p_flowctrl_conn_list_deinit(ar);
ath6kl_p2p_rc_deinit(ar);
ath6kl_reg_deinit(ar);
vfree(ar->fw_board);
vfree(ar->fw_otp);
vfree(ar->fw);
vfree(ar->fw_ext);
vfree(ar->fw_patch);
vfree(ar->fw_testscript);
vfree(ar->fw_softmac);
vfree(ar->fw_softmac_2);
ath6kl_deinit_ieee80211_hw(ar);
rttm_free();
}
/* firmware upload */
#ifdef CE_SUPPORT
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/unistd.h>
#include <linux/sched.h>
#include <linux/fs.h>
#include <linux/file.h>
#include <linux/mm.h>
#include <linux/uaccess.h>
static mm_segment_t oldfs;
static struct file *openFile(char *path, int flag, int mode)
{
struct file *fp;
fp = filp_open(path, flag, 0);
if (IS_ERR(fp))
return NULL;
return fp;
}
static int readFile(struct file *fp, char *buf, int readlen)
{
if (fp->f_op && fp->f_op->read)
return fp->f_op->read(fp, buf, readlen, &fp->f_pos);
else
return -1;
}
static int closeFile(struct file *fp)
{
filp_close(fp, NULL);
return 0;
}
static void initKernelEnv(void)
{
oldfs = get_fs();
set_fs(KERNEL_DS);
}
#endif
static int ath6kl_get_fw(struct ath6kl *ar, const char *filename,
u8 **fw, size_t *fw_len)
{
#ifdef CE_SUPPORT
#define MAX_BUFFER_SIZE 128
struct file *fp = NULL;
int ret;
char buf[MAX_BUFFER_SIZE];
char full_patch[90];
int total_len = 0, temp_len = 0;
u8 *temp_buf;
int status = -1;
initKernelEnv();
if (filename[0] == '/') {
/* assign directory */
snprintf(full_patch, sizeof(full_patch), "%s", filename);
ath6kl_info("%s\n\r", full_patch);
} else {
snprintf(full_patch, sizeof(full_patch),
"/lib/firmware/%s", filename);
ath6kl_info("%s\n\r", full_patch);
}
fp = openFile(full_patch, O_RDONLY, 0);
if (fp != NULL) {
memset(buf, 0, MAX_BUFFER_SIZE);
ret = readFile(fp, buf, MAX_BUFFER_SIZE);
if (ret > 0) {
total_len = ret;
while ((ret = readFile(fp, buf, MAX_BUFFER_SIZE)) > 0)
total_len += ret;
ath6kl_info("total_len=%d\n", total_len);
} else
ath6kl_err("read file error %d\n", ret);
closeFile(fp);
} else
goto fail;
fp = openFile(full_patch, O_RDONLY, 0);
if (fp != NULL) {
temp_buf = vmalloc(total_len);
if (temp_buf != NULL) {
memset(buf, 0, MAX_BUFFER_SIZE);
ret = readFile(fp, buf, MAX_BUFFER_SIZE);
if (ret > 0) {
memcpy(&temp_buf[temp_len], buf, ret);
temp_len = ret;
while ((ret = readFile(fp, buf,
MAX_BUFFER_SIZE)) > 0) {
memcpy(&temp_buf[temp_len], buf, ret);
temp_len += ret;
}
status = 0;
} else
ath6kl_err("read file error %d\n", ret);
}
closeFile(fp);
} else
goto fail;
if (status == 0) {
if (temp_buf != NULL) {
*fw_len = total_len;
*fw = vmalloc(total_len);
if (*fw == NULL)
status = -ENOMEM;
else
memcpy(*fw, temp_buf, total_len);
}
}
if (temp_buf != NULL)
vfree(temp_buf);
fail:
set_fs(oldfs);
#undef MAX_BUFFER_SIZE
return status;
#else
const struct firmware *fw_entry;
int ret;
ret = request_firmware(&fw_entry, filename, ar->dev);
if (ret)
return ret;
*fw_len = fw_entry->size;
*fw = vmalloc(fw_entry->size);
if (*fw == NULL)
ret = -ENOMEM;
memcpy(*fw, fw_entry->data, fw_entry->size);
release_firmware(fw_entry);
return ret;
#endif
}
#ifdef CONFIG_OF
/*
* Check the device tree for a board-id and use it to construct
* the pathname to the firmware file. Used (for now) to find a
* fallback to the "bdata.bin" file--typically a symlink to the
* appropriate board-specific file.
*/
static bool check_device_tree(struct ath6kl *ar)
{
static const char *board_id_prop = "atheros,board-id";
struct device_node *node;
char board_filename[64];
const char *board_id;
int ret;
for_each_compatible_node(node, NULL, "atheros,ath6kl") {
board_id = of_get_property(node, board_id_prop, NULL);
if (board_id == NULL) {
ath6kl_warn("No \"%s\" property on %s node.\n",
board_id_prop, node->name);
continue;
}
snprintf(board_filename, sizeof(board_filename),
"%s/bdata.%s.bin", ar->hw.fw.dir, board_id);
ret = ath6kl_get_fw(ar, board_filename, &ar->fw_board,
&ar->fw_board_len);
if (ret) {
ath6kl_err("Failed to get DT board file %s: %d\n",
board_filename, ret);
continue;
}
return true;
}
return false;
}
#else
static bool check_device_tree(struct ath6kl *ar)
{
return false;
}
#endif /* CONFIG_OF */
#ifdef CONFIG_ANDROID
static void ath6kl_replace_with_softmac_2(struct ath6kl *ar)
{
#define PREFIX_MAC_LEN 3
int i;
u16 *p;
u32 sum = 0;
u8 default_mac[ETH_ALEN] = {0x00, 0x03, 0x7f, 0x12, 0x34, 0x56};
size_t remain_mac_len = ETH_ALEN - PREFIX_MAC_LEN;
if (ar->fw_board == NULL || ar->fw_softmac_2 == NULL)
return;
if (ar->fw_softmac_2_len < remain_mac_len) {
ath6kl_warn("softmac_2.bin less than %d bytes, "
"ignore softmac_2.bin\n", (int) remain_mac_len);
return;
}
/* set checksum filed in the board data to zero */
ar->fw_board[BDATA_CHECKSUM_OFFSET] = 0;
ar->fw_board[BDATA_CHECKSUM_OFFSET+1] = 0;
/* replace the mac address with softmac */
memcpy(&ar->fw_board[BDATA_MAC_ADDR_OFFSET],
default_mac, PREFIX_MAC_LEN);
memcpy(&ar->fw_board[BDATA_MAC_ADDR_OFFSET+PREFIX_MAC_LEN],
ar->fw_softmac_2+(ar->fw_softmac_2_len-remain_mac_len),
remain_mac_len);
p = (u16 *) ar->fw_board;
/* calculate check sum */
for (i = 0; i < (ar->fw_board_len / 2); i++)
sum ^= *p++;
sum = ~sum;
ar->fw_board[BDATA_CHECKSUM_OFFSET] = (sum & 0xff);
ar->fw_board[BDATA_CHECKSUM_OFFSET+1] = ((sum >> 8) & 0xff);
}
#endif
static void ath6kl_replace_with_softmac(struct ath6kl *ar)
{
int i, ret;
u16 *p;
u32 sum = 0;
u32 param;
if (ar->fw_board == NULL || ar->fw_softmac == NULL)
return;
/* set checksum filed in the board data to zero */
ar->fw_board[BDATA_CHECKSUM_OFFSET] = 0;
ar->fw_board[BDATA_CHECKSUM_OFFSET+1] = 0;
/* replace the mac address with softmac */
memcpy(&ar->fw_board[BDATA_MAC_ADDR_OFFSET], ar->fw_softmac, ETH_ALEN);
p = (u16 *) ar->fw_board;
/* calculate check sum */
for (i = 0; i < (ar->fw_board_len / 2); i++)
sum ^= *p++;
sum = ~sum;
ar->fw_board[BDATA_CHECKSUM_OFFSET] = (sum & 0xff);
ar->fw_board[BDATA_CHECKSUM_OFFSET+1] = ((sum >> 8) & 0xff);
ret = ath6kl_bmi_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag2)),
(u8 *) &param, 4);
if (ret) {
ath6kl_err("failed to do bmi read %d\n", ret);
return;
}
param |= HI_OPTION_DISABLE_MAC_OTP;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag2)),
(u8 *)&param, 4);
}
static int ath6kl_replace_with_module_param(struct ath6kl *ar, char *str_mac)
{
int i, ret;
u16 *p;
u32 sum = 0;
u32 param;
u8 macaddr[ETH_ALEN] = {0,};
if (ar->fw_board == NULL || str_mac == NULL)
return -EINVAL;
if (_string_to_mac(str_mac, strlen(str_mac), macaddr) < 0)
return -EINVAL;
/* set checksum filed in the board data to zero */
ar->fw_board[BDATA_CHECKSUM_OFFSET] = 0;
ar->fw_board[BDATA_CHECKSUM_OFFSET+1] = 0;
/* replace the mac address with module parameter input */
memcpy(&ar->fw_board[BDATA_MAC_ADDR_OFFSET], macaddr, ETH_ALEN);
p = (u16 *) ar->fw_board;
/* calculate check sum */
for (i = 0; i < (ar->fw_board_len / 2); i++)
sum ^= *p++;
sum = ~sum;
ar->fw_board[BDATA_CHECKSUM_OFFSET] = (sum & 0xff);
ar->fw_board[BDATA_CHECKSUM_OFFSET+1] = ((sum >> 8) & 0xff);
ret = ath6kl_bmi_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag2)),
(u8 *) &param, 4);
if (ret) {
ath6kl_err("failed to do bmi read %d\n", ret);
return ret;
}
param |= HI_OPTION_DISABLE_MAC_OTP;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag2)),
(u8 *)&param, 4);
return 0;
}
static int ath6kl_fetch_board_file(struct ath6kl *ar)
{
const char *filename;
int ret;
if (ar->fw_board != NULL)
return 0;
if (WARN_ON(ar->hw.fw_board == NULL))
return -EINVAL;
#ifdef CE_SUPPORT
if (bdatapath != NULL)
filename = bdatapath;
else
filename = ar->hw.fw_board;
#else
filename = ar->hw.fw_board;
#endif
ret = ath6kl_get_fw(ar, filename, &ar->fw_board,
&ar->fw_board_len);
if (ret == 0) {
/*if valid MAC from module_param, then use it */
if (ath6kl_replace_with_module_param(ar, ath6kl_wifi_mac) == 0)
return 0;
ret = ath6kl_get_fw(ar, ar->hw.fw_softmac, &ar->fw_softmac,
&ar->fw_softmac_len);
/* softmac bin file exists */
if (ret == 0) {
ath6kl_replace_with_softmac(ar);
return 0;
}
#ifdef CONFIG_ANDROID
ret = ath6kl_get_fw(ar, ar->hw.fw_softmac_2, &ar->fw_softmac_2,
&ar->fw_softmac_2_len);
/* softmac_2 bin file exists */
if (ret == 0)
ath6kl_replace_with_softmac_2(ar);
#endif
/* managed to get proper board file */
return 0;
}
if (check_device_tree(ar)) {
/* got board file from device tree */
return 0;
}
/* there was no proper board file, try to use default instead */
ath6kl_warn("Failed to get board file %s (%d), "
"trying to find default board file.\n",
filename, ret);
filename = ar->hw.fw_default_board;
ret = ath6kl_get_fw(ar, filename, &ar->fw_board,
&ar->fw_board_len);
if (ret) {
ath6kl_err("Failed to get default board file %s: %d\n",
filename, ret);
return ret;
}
ath6kl_warn("WARNING! No proper board file was not found, "
"instead using a default board file.\n");
ath6kl_warn("Most likely your hardware won't work as specified. "
"Install correct board file!\n");
return 0;
}
static int ath6kl_fetch_otp_file(struct ath6kl *ar)
{
char filename[100];
int ret;
if ((ar->target_type == TARGET_TYPE_AR6004) && (ar->testmode == 0))
return 0;
if (ar->fw_otp != NULL)
return 0;
if (ar->hw.fw.otp == NULL) {
ath6kl_dbg(ATH6KL_DBG_BOOT,
"no OTP file configured for this hw\n");
return 0;
}
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.otp);
ret = ath6kl_get_fw(ar, filename, &ar->fw_otp,
&ar->fw_otp_len);
if (ret) {
ath6kl_err("Failed to get OTP file %s: %d\n",
filename, ret);
return ret;
}
return 0;
}
static int ath6kl_fetch_testmode_file(struct ath6kl *ar)
{
char filename[100];
int ret;
if (ar->testmode == 0)
return 0;
ath6kl_dbg(ATH6KL_DBG_BOOT, "testmode %d\n", ar->testmode);
if (ar->testmode == 2) {
if (ar->hw.fw.utf == NULL) {
ath6kl_warn("testmode 2 not supported\n");
return -EOPNOTSUPP;
}
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.utf);
} else {
if (ar->hw.fw.tcmd == NULL) {
ath6kl_warn("testmode 1 not supported\n");
return -EOPNOTSUPP;
}
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.tcmd);
}
set_bit(TESTMODE, &ar->flag);
ret = ath6kl_get_fw(ar, filename, &ar->fw, &ar->fw_len);
if (ret) {
ath6kl_err("Failed to get testmode %d firmware file %s: %d\n",
ar->testmode, filename, ret);
return ret;
}
return 0;
}
static int ath6kl_fetch_fw_file(struct ath6kl *ar)
{
char filename[100];
int ret;
if (ar->fw != NULL)
return 0;
if (ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_ENABLE_EPPING)) {
if (ar->hw.fw_epping == NULL) {
ath6kl_warn("testmode-epping not supported\n");
return -EOPNOTSUPP;
}
snprintf(filename, sizeof(filename), "%s",
ar->hw.fw_epping);
set_bit(TESTMODE_EPPING, &ar->flag);
goto get_fw;
}
/* FIXME: remove WARN_ON() as we won't support FW API 1 for long */
if (WARN_ON(ar->hw.fw.fw == NULL))
return -EINVAL;
#ifdef CE_SUPPORT
if (fwdatapath != NULL)
snprintf(filename, sizeof(filename), "%s",
fwdatapath);
else
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.fw);
#else
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.fw);
#endif
get_fw:
ret = ath6kl_get_fw(ar, filename, &ar->fw, &ar->fw_len);
if (ret) {
ath6kl_err("Failed to get firmware file %s: %d\n",
filename, ret);
return ret;
}
if (ar->version.target_ver == AR6004_HW_1_3_VERSION &&
ar->fw_len > AR6004_MAX_64K_FW_SIZE) {
ar->hw.flags &= ~ATH6KL_HW_FIRMWARE_EXT_SUPPORT;
}
if (ar->hw.flags & ATH6KL_HW_FIRMWARE_EXT_SUPPORT) {
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.fw_ext);
ret = ath6kl_get_fw(ar, filename, &ar->fw_ext, &ar->fw_ext_len);
if (ret) {
/*ath6kl_err("Failed to get firmware ext file %s: %d\n",
filename, ret);
return ret;
*/
ath6kl_err("Disable firmware ext feature\n");
goto get_fw_done;
}
set_bit(DOWNLOAD_FIRMWARE_EXT, &ar->flag);
}
get_fw_done:
return 0;
}
static int ath6kl_fetch_patch_file(struct ath6kl *ar)
{
char filename[100];
int ret;
if (ar->fw_patch != NULL)
return 0;
if (ar->hw.fw.patch == NULL)
return 0;
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.patch);
ret = ath6kl_get_fw(ar, filename, &ar->fw_patch,
&ar->fw_patch_len);
if (ret) {
ath6kl_err("Failed to get patch file %s: %d\n",
filename, ret);
return ret;
}
return 0;
}
static int ath6kl_fetch_testscript_file(struct ath6kl *ar)
{
char filename[100];
int ret;
if (ar->testmode != 2)
return 0;
if (ar->fw_testscript != NULL)
return 0;
if (ar->hw.fw.testscript == NULL)
return 0;
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.testscript);
ret = ath6kl_get_fw(ar, filename, &ar->fw_testscript,
&ar->fw_testscript_len);
if (ret) {
ath6kl_err("Failed to get testscript file %s: %d\n",
filename, ret);
return ret;
}
return 0;
}
static int ath6kl_fetch_fw_api1(struct ath6kl *ar)
{
int ret;
ret = ath6kl_fetch_otp_file(ar);
if (ret)
return ret;
ret = ath6kl_fetch_fw_file(ar);
if (ret)
return ret;
ret = ath6kl_fetch_patch_file(ar);
if (ret)
return ret;
ret = ath6kl_fetch_testscript_file(ar);
if (ret)
return ret;
return 0;
}
#ifdef CONFIG_ATH6KL_ENABLE_FW_API2
static int ath6kl_fetch_fw_api2(struct ath6kl *ar)
{
size_t magic_len, len, ie_len;
const struct firmware *fw;
struct ath6kl_fw_ie *hdr;
char filename[100];
const u8 *data;
int ret, ie_id, i, index, bit;
__le32 *val;
if (ar->hw.fw.api2 == NULL)
return -EOPNOTSUPP;
snprintf(filename, sizeof(filename), "%s/%s",
ar->hw.fw.dir, ar->hw.fw.api2);
ret = request_firmware(&fw, filename, ar->dev);
if (ret)
return ret;
data = fw->data;
len = fw->size;
/* magic also includes the null byte, check that as well */
magic_len = strlen(ATH6KL_FIRMWARE_MAGIC) + 1;
if (len < magic_len) {
ret = -EINVAL;
goto out;
}
if (memcmp(data, ATH6KL_FIRMWARE_MAGIC, magic_len) != 0) {
ret = -EINVAL;
goto out;
}
len -= magic_len;
data += magic_len;
/* loop elements */
while (len > sizeof(struct ath6kl_fw_ie)) {
/* hdr is unaligned! */
hdr = (struct ath6kl_fw_ie *) data;
ie_id = le32_to_cpup(&hdr->id);
ie_len = le32_to_cpup(&hdr->len);
len -= sizeof(*hdr);
data += sizeof(*hdr);
if (len < ie_len) {
ret = -EINVAL;
goto out;
}
switch (ie_id) {
case ATH6KL_FW_IE_OTP_IMAGE:
ath6kl_dbg(ATH6KL_DBG_BOOT, "found otp image ie "
"(%zd B)\n", ie_len);
ar->fw_otp = kmemdup(data, ie_len, GFP_KERNEL);
if (ar->fw_otp == NULL) {
ret = -ENOMEM;
goto out;
}
ar->fw_otp_len = ie_len;
break;
case ATH6KL_FW_IE_FW_IMAGE:
ath6kl_dbg(ATH6KL_DBG_BOOT, "found fw image ie "
"(%zd B)\n", ie_len);
/* in testmode we already might have a fw file */
if (ar->fw != NULL)
break;
ar->fw = kmemdup(data, ie_len, GFP_KERNEL);
if (ar->fw == NULL) {
ret = -ENOMEM;
goto out;
}
ar->fw_len = ie_len;
break;
case ATH6KL_FW_IE_PATCH_IMAGE:
ath6kl_dbg(ATH6KL_DBG_BOOT, "found patch image "
"ie (%zd B)\n", ie_len);
ar->fw_patch = kmemdup(data, ie_len, GFP_KERNEL);
if (ar->fw_patch == NULL) {
ret = -ENOMEM;
goto out;
}
ar->fw_patch_len = ie_len;
break;
case ATH6KL_FW_IE_RESERVED_RAM_SIZE:
val = (__le32 *) data;
ar->hw.reserved_ram_size = le32_to_cpup(val);
ath6kl_dbg(ATH6KL_DBG_BOOT,
"found reserved ram size ie 0x%d\n",
ar->hw.reserved_ram_size);
break;
case ATH6KL_FW_IE_CAPABILITIES:
ath6kl_dbg(ATH6KL_DBG_BOOT,
"found firmware capabilities ie (%zd B)\n",
ie_len);
for (i = 0; i < ATH6KL_FW_CAPABILITY_MAX; i++) {
index = ALIGN(i, 8) / 8;
bit = i % 8;
if (data[index] & (1 << bit))
__set_bit(i, ar->fw_capabilities);
}
ath6kl_dbg_dump(ATH6KL_DBG_BOOT, "capabilities", "",
ar->fw_capabilities,
sizeof(ar->fw_capabilities));
break;
case ATH6KL_FW_IE_PATCH_ADDR:
if (ie_len != sizeof(*val))
break;
val = (__le32 *) data;
ar->hw.dataset_patch_addr = le32_to_cpup(val);
ath6kl_dbg(ATH6KL_DBG_BOOT,
"found patch address ie 0x%x\n",
ar->hw.dataset_patch_addr);
break;
case ATH6KL_FW_IE_BOARD_ADDR:
if (ie_len != sizeof(*val))
break;
val = (__le32 *) data;
ar->hw.board_addr = le32_to_cpup(val);
ath6kl_dbg(ATH6KL_DBG_BOOT,
"found board address ie 0x%x\n",
ar->hw.board_addr);
break;
case ATH6KL_FW_IE_VIF_MAX:
if (ie_len != sizeof(*val))
break;
val = (__le32 *) data;
ar->vif_max = min_t(unsigned int, le32_to_cpup(val),
ATH6KL_VIF_MAX);
if (ar->vif_max > 1 && !ar->p2p)
ar->max_norm_iface = 2;
ath6kl_dbg(ATH6KL_DBG_BOOT,
"found vif max ie %d\n", ar->vif_max);
break;
default:
ath6kl_dbg(ATH6KL_DBG_BOOT, "Unknown fw ie: %u\n",
le32_to_cpup(&hdr->id));
break;
}
len -= ie_len;
data += ie_len;
};
ret = 0;
out:
release_firmware(fw);
return ret;
}
#endif
static int ath6kl_fetch_firmwares(struct ath6kl *ar)
{
int ret;
ret = ath6kl_fetch_board_file(ar);
if (ret)
return ret;
ret = ath6kl_fetch_testmode_file(ar);
if (ret)
return ret;
#ifdef CONFIG_ATH6KL_ENABLE_FW_API2
ret = ath6kl_fetch_fw_api2(ar);
if (ret == 0) {
ath6kl_dbg(ATH6KL_DBG_BOOT, "using fw api 2\n");
return 0;
}
#endif
ret = ath6kl_fetch_fw_api1(ar);
if (ret)
return ret;
ath6kl_dbg(ATH6KL_DBG_BOOT, "using fw api 1\n");
return 0;
}
static int ath6kl_upload_board_file(struct ath6kl *ar)
{
u32 board_address, board_ext_address, param;
u32 board_data_size, board_ext_data_size;
int ret;
/*
* Determine where in Target RAM to write Board Data.
* For AR6004, host determine Target RAM address for
* writing board data.
*/
if (ar->hw.board_addr != 0) {
board_address = ar->hw.board_addr;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_board_data)),
(u8 *) &board_address, 4);
} else {
ath6kl_bmi_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_board_data)),
(u8 *) &board_address, 4);
}
/* determine where in target ram to write extended board data */
ath6kl_bmi_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_board_ext_data)),
(u8 *) &board_ext_address, 4);
if (ar->target_type == TARGET_TYPE_AR6003 &&
board_ext_address == 0) {
ath6kl_err("Failed to get board file target address.\n");
return -EINVAL;
}
switch (ar->target_type) {
case TARGET_TYPE_AR6003:
board_data_size = AR6003_BOARD_DATA_SZ;
board_ext_data_size = AR6003_BOARD_EXT_DATA_SZ;
break;
case TARGET_TYPE_AR6004:
board_data_size = AR6004_BOARD_DATA_SZ;
board_ext_data_size = AR6004_BOARD_EXT_DATA_SZ;
break;
case TARGET_TYPE_AR6006:
board_data_size = AR6006_BOARD_DATA_SZ;
board_ext_data_size = AR6006_BOARD_EXT_DATA_SZ;
break;
default:
WARN_ON(1);
return -EINVAL;
break;
}
if (board_ext_address &&
ar->fw_board_len == (board_data_size + board_ext_data_size)) {
/* write extended board data */
ath6kl_dbg(ATH6KL_DBG_BOOT,
"writing extended board data to 0x%x (%d B)\n",
board_ext_address, board_ext_data_size);
ret = ath6kl_bmi_write(ar, board_ext_address,
ar->fw_board + board_data_size,
board_ext_data_size);
if (ret) {
ath6kl_err("Failed to write extended board data: %d\n",
ret);
return ret;
}
/* record that extended board data is initialized */
param = (board_ext_data_size << 16) | 1;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_board_ext_data_config)),
(unsigned char *) &param, 4);
}
ath6kl_dbg(ATH6KL_DBG_BOOT, "writing board file to 0x%x (%d B)\n",
board_address, board_data_size);
ret = ath6kl_bmi_write(ar, board_address, ar->fw_board,
board_data_size);
if (ret) {
ath6kl_err("Board file bmi write failed: %d\n", ret);
return ret;
}
/* record the fact that Board Data IS initialized */
param = board_data_size;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_board_data_initialized)),
(u8 *)&param, 4);
return ret;
}
static int ath6kl_upload_otp(struct ath6kl *ar)
{
u32 address, param;
bool from_hw = false;
int ret;
if (ar->fw_otp == NULL)
return 0;
address = ar->hw.app_load_addr;
ath6kl_dbg(ATH6KL_DBG_BOOT, "writing otp to 0x%x (%zd B)\n", address,
ar->fw_otp_len);
ret = ath6kl_bmi_fast_download(ar, address, ar->fw_otp,
ar->fw_otp_len);
if (ret) {
ath6kl_err("Failed to upload OTP file: %d\n", ret);
return ret;
}
/* read firmware start address */
ret = ath6kl_bmi_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_app_start)),
(u8 *) &address, sizeof(address));
if (ret) {
ath6kl_err("Failed to read hi_app_start: %d\n", ret);
return ret;
}
if (ar->hw.app_start_override_addr == 0) {
ar->hw.app_start_override_addr = address;
from_hw = true;
}
ath6kl_dbg(ATH6KL_DBG_BOOT, "app_start_override_addr%s 0x%x\n",
from_hw ? " (from hw)" : "",
ar->hw.app_start_override_addr);
/* execute the OTP code */
ath6kl_dbg(ATH6KL_DBG_BOOT, "executing OTP at 0x%x\n",
ar->hw.app_start_override_addr);
param = 0;
ath6kl_bmi_execute(ar, ar->hw.app_start_override_addr, &param);
return ret;
}
static int ath6kl_upload_firmware(struct ath6kl *ar)
{
u32 address;
int ret;
if (WARN_ON(ar->fw == NULL))
return 0;
address = ar->hw.app_load_addr;
ath6kl_dbg(ATH6KL_DBG_BOOT, "writing firmware to 0x%x (%zd B)\n",
address, ar->fw_len);
ret = ath6kl_bmi_fast_download(ar, address, ar->fw, ar->fw_len);
if (ret) {
ath6kl_err("Failed to write firmware: %d\n", ret);
return ret;
}
/*
* Set starting address for firmware
* Don't need to setup app_start override addr on AR6004
*/
if (ar->target_type != TARGET_TYPE_AR6004 &&
ar->target_type != TARGET_TYPE_AR6006) {
address = ar->hw.app_start_override_addr;
ath6kl_bmi_set_app_start(ar, address);
}
return ret;
}
static int ath6kl_upload_firmware_ext(struct ath6kl *ar)
{
u32 address;
int ret = -1;
u32 param;
u32 fileSize = 0, sectionAddr = 0, sectionLen = 0, readLen = 0;
u32 i;
u32 value;
if (WARN_ON(ar->fw_ext == NULL))
return 0;
address = ar->hw.app_load_ext_addr;
ath6kl_dbg(ATH6KL_DBG_BOOT, "writing firmware ext to 0x%x (%zd B)\n",
address, ar->fw_len);
fileSize = ar->fw_ext_len;
while (readLen < fileSize) {
sectionAddr = ar->fw_ext[readLen] |
((ar->fw_ext[readLen+1]<<8)&0x0000ff00) |
((ar->fw_ext[readLen+2]<<16)&0x00ff0000) |
((ar->fw_ext[readLen+3]<<24)&0xff000000);
sectionLen = ar->fw_ext[readLen+4] |
((ar->fw_ext[readLen+5]<<8)&0x0000ff00) |
((ar->fw_ext[readLen+6]<<16)&0x00ff0000) |
((ar->fw_ext[readLen+7]<<24)&0xff000000);
for (i = (readLen+8); i < (readLen+8+sectionLen); i += 4) {
value = 0;
if ((readLen+8+sectionLen-i)/4 > 0) {
value = ar->fw_ext[i]|
((ar->fw_ext[i+1]<<8)&0x0000ff00) |
((ar->fw_ext[i+2]<<16)&0x00ff0000) |
((ar->fw_ext[i+3]<<24)&0xff000000);
} else {
switch (readLen+8+sectionLen-i) {
case 1:
value = ar->fw_ext[i];
break;
case 2:
value = ar->fw_ext[i] |
((ar->fw_ext[i+1]<<8)&0x0000ff00);
break;
case 3:
value = ar->fw_ext[i] |
((ar->fw_ext[i+1]<<8)&0x0000ff00) |
((ar->fw_ext[i+2]<<16)&0x00ff0000);
break;
default:
break;
}
}
ret = ath6kl_diag_write32(ar, sectionAddr, value);
if (ret)
break;
sectionAddr += 4;
}
if (ret)
break;
readLen += (sectionLen+8);
}
if (ret) {
ath6kl_err("Failed to write firmware ext: %d\n", ret);
return ret;
}
param = 0;
if (ath6kl_diag_read32(ar,
ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_option_flag2)),
(u32 *)&param) != 0) {
ath6kl_err("read_memory for setting fwmode failed\n");
return -EIO;
}
param |= HI_OPTION_EXT_FW_DOWNLOAD_DONE;
if (ath6kl_diag_write32(ar,
ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_option_flag2)),
param) != 0) {
ath6kl_err("write_memory for "
"hi_option_flag2 failed\n");
return -EIO;
}
param = 0;
if (ath6kl_diag_read32(ar,
ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_option_flag2)),
(u32 *)&param) != 0) {
ath6kl_err("read_memory for setting fwmode failed\n");
return -EIO;
}
return ret;
}
static int ath6kl_upload_patch(struct ath6kl *ar)
{
u32 address, param;
int ret;
if (ar->fw_patch == NULL)
return 0;
address = ar->hw.dataset_patch_addr;
ath6kl_dbg(ATH6KL_DBG_BOOT, "writing patch to 0x%x (%zd B)\n",
address, ar->fw_patch_len);
ret = ath6kl_bmi_write(ar, address, ar->fw_patch, ar->fw_patch_len);
if (ret) {
ath6kl_err("Failed to write patch file: %d\n", ret);
return ret;
}
param = address;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_dset_list_head)),
(unsigned char *) &param, 4);
return 0;
}
static int ath6kl_upload_testscript(struct ath6kl *ar)
{
u32 address, param;
int ret;
if (ar->testmode != 2)
return 0;
if (ar->fw_testscript == NULL)
return 0;
address = ar->hw.testscript_addr;
ath6kl_dbg(ATH6KL_DBG_BOOT, "writing testscript to 0x%x (%zd B)\n",
address, ar->fw_testscript_len);
ret = ath6kl_bmi_write(ar, address, ar->fw_testscript,
ar->fw_testscript_len);
if (ret) {
ath6kl_err("Failed to write testscript file: %d\n", ret);
return ret;
}
param = address;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_ota_testscript)),
(unsigned char *) &param, 4);
if (ar->target_type == TARGET_TYPE_AR6003) {
param = 4096;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_end_ram_reserve_sz)),
(unsigned char *) &param, 4);
}
param = 1;
ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_test_apps_related)),
(unsigned char *) &param, 4);
return 0;
}
static int ath6kl_init_upload(struct ath6kl *ar)
{
u32 param, options, sleep, address;
int status = 0;
if (ar->target_type != TARGET_TYPE_AR6003 &&
ar->target_type != TARGET_TYPE_AR6004 &&
ar->target_type != TARGET_TYPE_AR6006)
return -EINVAL;
/* temporarily disable system sleep */
address = MBOX_BASE_ADDRESS + LOCAL_SCRATCH_ADDRESS;
status = ath6kl_bmi_reg_read(ar, address, &param);
if (status)
return status;
options = param;
param |= ATH6KL_OPTION_SLEEP_DISABLE;
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
address = RTC_BASE_ADDRESS + SYSTEM_SLEEP_ADDRESS;
status = ath6kl_bmi_reg_read(ar, address, &param);
if (status)
return status;
sleep = param;
param |= SM(SYSTEM_SLEEP_DISABLE, 1);
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
ath6kl_dbg(ATH6KL_DBG_TRC, "old options: %d, old sleep: %d\n",
options, sleep);
/* program analog PLL register */
/* no need to control 40/44MHz clock on AR6004 */
if (ar->target_type != TARGET_TYPE_AR6004 &&
ar->target_type != TARGET_TYPE_AR6006) {
status = ath6kl_bmi_reg_write(ar, ATH6KL_ANALOG_PLL_REGISTER,
0xF9104001);
if (status)
return status;
/* Run at 80/88MHz by default */
param = SM(CPU_CLOCK_STANDARD, 1);
address = RTC_BASE_ADDRESS + CPU_CLOCK_ADDRESS;
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
}
if (ar->hw.flags & ATH6KL_HW_XTAL_40MHZ) {
param = 40*1000*1000;
status = ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_refclk_hz)),
(u8 *)&param, 4);
}
if (ath6kl_mod_debug_quirks(ar, AT6HKL_MODULE_LPL_ENABLE)) {
status = ath6kl_bmi_reg_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_pwr_save_flags)),
&param);
if (status) {
ath6kl_dbg(ATH6KL_DBG_BOOT,
"Unable to read power save flags\n");
return status;
}
/* change the byte order */
param = le32_to_cpu(param);
param |= HI_PWR_SAVE_LPL_ENABLED |
(HI_PWR_SAVE_LPL_MODE_RPL<<HI_PWR_SAVE_LPL_MODE_LSB);
param = cpu_to_le32(param);
status = ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_pwr_save_flags)),
(u8 *)&param, sizeof(param));
WARN_ON(status);
ath6kl_dbg(ATH6KL_DBG_BOOT, "attach LPL module\n");
}
if (ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_MIMO_PS_ENABLE)) {
status = ath6kl_bmi_reg_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_smps_options)),
&param);
if (status) {
ath6kl_dbg(ATH6KL_DBG_BOOT,
"Unable to read smps flags\n");
return status;
}
/* change the byte order */
param = le32_to_cpu(param);
param |= HI_SMPS_ALLOW_MASK;
param = cpu_to_le32(param);
status = ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_smps_options)),
(u8 *)&param, sizeof(param));
WARN_ON(status);
ath6kl_dbg(ATH6KL_DBG_BOOT, "Enable MIMO PS support\n");
}
if (ath6kl_wow_ext) {
/* FIXME:
* - adjust the size of wow ext param
* - configure gpio trigger in runtime, '0' is disabled
* - bit25: remote-resume would use out-of-band signal
*/
param = 0x80000000|(ath6kl_wow_gpio<<18);
#ifdef CONFIG_ANDROID
if (machine_is_apq8064_dma() ||
machine_is_apq8064_bueller())
param |= (1<<25);
#endif
status = ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_wow_ext_config)),
(u8 *)&param, 4);
WARN_ON(status);
ath6kl_dbg(ATH6KL_DBG_WOWLAN, "Enable wow extension with "
"gpio#%d, param: 0x%08x\n", ath6kl_wow_gpio, param);
}
#ifdef CE_SUPPORT
if (ath6kl_ce_flags == 0x1) {
if (ath6kl_bmi_read(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag2)),
(u8 *)&param, 4) != 0) {
ath6kl_err("bmi_read_memory for setting fwmode failed\n");
return -EIO;
}
param |= HI_OPTION_ENABLE_SB_SPECIFIC;
status = ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_option_flag2)),
(u8 *)&param, 4);
WARN_ON(status);
ath6kl_dbg(ATH6KL_DBG_WOWLAN, "Config customer flags with "
"ath6kl_ce_flags#%d, param: 0x%08x\n", ath6kl_ce_flags, param);
}
#endif
param = 0;
address = RTC_BASE_ADDRESS + LPO_CAL_ADDRESS;
param = SM(LPO_CAL_ENABLE, 1);
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
/* WAR to avoid SDIO CRC err */
if (ar->version.target_ver == AR6003_HW_2_0_VERSION) {
ath6kl_err("temporary war to avoid sdio crc error\n");
param = 0x20;
address = GPIO_BASE_ADDRESS + GPIO_PIN10_ADDRESS;
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
address = GPIO_BASE_ADDRESS + GPIO_PIN11_ADDRESS;
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
address = GPIO_BASE_ADDRESS + GPIO_PIN12_ADDRESS;
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
address = GPIO_BASE_ADDRESS + GPIO_PIN13_ADDRESS;
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
}
/* write EEPROM data to Target RAM */
status = ath6kl_upload_board_file(ar);
if (status)
return status;
/* transfer One time Programmable data */
status = ath6kl_upload_otp(ar);
if (status)
return status;
/* Download Target firmware */
status = ath6kl_upload_firmware(ar);
if (status)
return status;
status = ath6kl_upload_patch(ar);
if (status)
return status;
/* Download the test script */
status = ath6kl_upload_testscript(ar);
if (status)
return status;
/* Restore system sleep */
address = RTC_BASE_ADDRESS + SYSTEM_SLEEP_ADDRESS;
status = ath6kl_bmi_reg_write(ar, address, sleep);
if (status)
return status;
address = MBOX_BASE_ADDRESS + LOCAL_SCRATCH_ADDRESS;
if (!ath6kl_mod_debug_quirks(ar, ATH6KL_MODULES_ANI_ENABLE) ||
((ar->version.target_ver != AR6004_HW_1_1_VERSION) &&
(ar->version.target_ver != AR6004_HW_1_3_VERSION) &&
(ar->version.target_ver != AR6004_HW_3_0_VERSION))) {
ath6kl_dbg(ATH6KL_DBG_BOOT, "NO ANI\n");
param = options | 0x20;
} else {
ath6kl_dbg(ATH6KL_DBG_BOOT, "ANI Enabled\n");
param = options;
}
status = ath6kl_bmi_reg_write(ar, address, param);
if (status)
return status;
/* Configure GPIO AR600x UART */
if (ar->target_type == TARGET_TYPE_AR6004)
param = CONFIG_AR6004_DEBUG_UART_TX_PIN;
else if (ar->target_type == TARGET_TYPE_AR6006)
param = CONFIG_AR6006_DEBUG_UART_TX_PIN;
else
param = CONFIG_AR600x_DEBUG_UART_TX_PIN;
status = ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
HI_ITEM(hi_dbg_uart_txpin)),
(u8 *)&param, 4);
return status;
}
static int ath6kl_init_hw_params(struct ath6kl *ar)
{
const struct ath6kl_hw *hw;
int i;
for (i = 0; i < ARRAY_SIZE(hw_list); i++) {
hw = &hw_list[i];
if (hw->id == ar->version.target_ver)
break;
}
if (i == ARRAY_SIZE(hw_list)) {
ath6kl_err("Unsupported hardware version: 0x%x\n",
ar->version.target_ver);
return -EINVAL;
}
ar->hw = *hw;
ath6kl_dbg(ATH6KL_DBG_BOOT,
"target_ver 0x%x target_type 0x%x dataset_patch "
"0x%x app_load_addr 0x%x\n",
ar->version.target_ver, ar->target_type,
ar->hw.dataset_patch_addr, ar->hw.app_load_addr);
ath6kl_dbg(ATH6KL_DBG_BOOT,
"app_start_override_addr 0x%x board_ext_data_addr "
"0x%x reserved_ram_size 0x%x",
ar->hw.app_start_override_addr, ar->hw.board_ext_data_addr,
ar->hw.reserved_ram_size);
return 0;
}
static int ath6kl_change_hw_params(struct ath6kl *ar)
{
const struct ath6kl_hw *hw;
int i;
/* Currently, we only apply hw params change for AR6004 1.3 */
if (ar->version.target_ver != AR6004_HW_1_3_VERSION ||
ar->fw_len < AR6004_MAX_64K_FW_SIZE) {
return 0;
}
for (i = 0; i < ARRAY_SIZE(hw_list) - 1; i++) {
hw = &hw_list[i];
if (hw->id == ar->version.target_ver)
break;
}
if (i == ARRAY_SIZE(hw_list) - 1) {
ath6kl_err("Unsupported hardware version: 0x%x\n",
ar->version.target_ver);
return -EINVAL;
}
ar->hw = *(hw+1);
return 0;
}
static const char *ath6kl_init_get_hif_name(enum ath6kl_hif_type type)
{
switch (type) {
case ATH6KL_HIF_TYPE_SDIO:
return "sdio";
case ATH6KL_HIF_TYPE_USB:
return "usb";
}
return NULL;
}
static int __ath6kl_init_hw_start(struct ath6kl *ar)
{
long timeleft;
int ret, i;
ath6kl_dbg(ATH6KL_DBG_BOOT, "hw start\n");
if (recovery_enable_mode == ATH6KL_RECOVERY_MODE_COLD) {
ath6kl_info("Firmware recovery mode cold\n");
ret = ath6kl_fw_watchdog_enable(ar);
if (ret != 0) {
ath6kl_err("Failed enable fw watchdog%d\n",
ret);
return ret;
}
ret = ath6kl_fw_crash_cold_reset_enable(ar);
if (ret != 0) {
ath6kl_err("Failed enable fw code reset %d\n",
ret);
return ret;
}
}
if ((ar->hif_type == ATH6KL_HIF_TYPE_USB) &&
ath6kl_hif_bus_config(ar)) {
set_bit(USB_REMOTE_WKUP, &ar->flag);
} else {
clear_bit(USB_REMOTE_WKUP, &ar->flag);
}
ret = ath6kl_hif_power_on(ar);
if (ret)
return ret;
ret = ath6kl_change_hw_params(ar);
if (ret) {
ath6kl_dbg(ATH6KL_DBG_BOOT, "change hw params failed\n");
goto err_power_off;
}
ret = ath6kl_configure_target(ar);
if (ret)
goto err_power_off;
ret = ath6kl_init_upload(ar);
if (ret)
goto err_power_off;
/* Overwrite the default rd code */
if (reg_domain != NULL_REG_CODE) {
ret = ath6kl_reg_set_rdcode(ar,
reg_domain,
&reg_domain_used);
if (ret)
goto err_power_off;
}
/* Do we need to finish the BMI phase */
/* FIXME: return error from ath6kl_bmi_done() */
if (ath6kl_bmi_done(ar)) {
ret = -EIO;
goto err_power_off;
}
/*
* The reason we have to wait for the target here is that the
* driver layer has to init BMI in order to set the host block
* size.
*/
if (ath6kl_htc_wait_target(ar->htc_target)) {
ret = -EIO;
goto err_power_off;
}
if (ath6kl_init_service_ep(ar)) {
ret = -EIO;
goto err_cleanup_scatter;
}
/* setup credit distribution */
ath6kl_htc_credit_setup(ar->htc_target, &ar->credit_state_info);
/* start HTC */
ret = ath6kl_htc_start(ar->htc_target);
if (ret) {
/* FIXME: call this */
ath6kl_cookie_cleanup(ar);
goto err_cleanup_scatter;
}
if (!test_bit(TESTMODE_EPPING, &ar->flag)) {
/* Wait for Wmi event to be ready */
timeleft = wait_event_interruptible_timeout(ar->event_wq,
test_bit(WMI_READY,
&ar->flag),
WMI_TIMEOUT);
ath6kl_dbg(ATH6KL_DBG_BOOT, "firmware booted\n");
if (test_and_clear_bit(FIRST_BOOT, &ar->flag)) {
ath6kl_info("%s %s fw %s%s\n",
ar->hw.name,
ath6kl_init_get_hif_name(ar->hif_type),
ar->wiphy->fw_version,
test_bit(TESTMODE, &ar->flag) ?
" testmode_tcmd" : "");
}
if (ar->version.abi_ver != ATH6KL_ABI_VERSION) {
ath6kl_err("abi version mismatch: "
"host(0x%x), target(0x%x)\n",
ATH6KL_ABI_VERSION, ar->version.abi_ver);
ret = -EIO;
goto err_htc_stop;
}
if (!timeleft || signal_pending(current)) {
ath6kl_err("wmi is not ready or wait "
"was interrupted\n");
ret = -EIO;
goto err_htc_stop;
}
ath6kl_dbg(ATH6KL_DBG_TRC, "%s: wmi is ready\n", __func__);
if (test_bit(DOWNLOAD_FIRMWARE_EXT, &ar->flag)) {
ret = ath6kl_upload_firmware_ext(ar);
if (ret)
goto err_htc_stop;
}
rttm_init(ar);
/* communicate the wmi protocol verision to the target */
/* FIXME: return error */
if ((ath6kl_set_host_app_area(ar)) != 0)
ath6kl_err("unable to set the host app area\n");
for (i = 0; i < ar->vif_max; i++) {
ret = ath6kl_target_config_wlan_params(ar, i);
if (ret)
goto err_htc_stop;
}
} else {
if (test_and_clear_bit(FIRST_BOOT, &ar->flag)) {
ath6kl_info("%s %s fw %s%s\n",
ar->hw.name,
ath6kl_init_get_hif_name(ar->hif_type),
ar->wiphy->fw_version,
test_bit(TESTMODE_EPPING, &ar->flag) ?
" testmode_epping" : "");
}
ar->mac_addr[0] = 0x00;
ar->mac_addr[1] = 0x01;
ar->mac_addr[2] = 0x02;
ar->mac_addr[3] = 0x03;
ar->mac_addr[4] = 0x04;
ar->mac_addr[5] = 0x05;
}
return 0;
err_htc_stop:
ath6kl_htc_stop(ar->htc_target);
err_cleanup_scatter:
ath6kl_hif_cleanup_scatter(ar);
err_power_off:
ath6kl_hif_power_off(ar);
return ret;
}
int ath6kl_init_hw_start(struct ath6kl *ar)
{
int err;
err = __ath6kl_init_hw_start(ar);
if (err)
return err;
ar->state = ATH6KL_STATE_ON;
return 0;
}
static int __ath6kl_init_hw_stop(struct ath6kl *ar)
{
int ret;
ath6kl_dbg(ATH6KL_DBG_BOOT, "hw stop\n");
ath6kl_htc_stop(ar->htc_target);
ath6kl_hif_stop(ar);
ath6kl_bmi_reset(ar);
ret = ath6kl_hif_power_off(ar);
if (ret)
ath6kl_warn("failed to power off hif: %d\n", ret);
rttm_free();
return 0;
}
int ath6kl_init_hw_stop(struct ath6kl *ar)
{
int err;
err = __ath6kl_init_hw_stop(ar);
if (err)
return err;
ar->state = ATH6KL_STATE_OFF;
return 0;
}
static u32 ath6kl_init_get_subtype(struct ath6kl *ar)
{
/* default is min. capability */
u32 subtype = TARGET_SUBTYPE_HT20_1SS_SING_BAND;
int is_2ss, is_dual_band, is_ht40;
/*
* WARNING : Please load the correct board-data for each device to
* avoid to harm the device.
*/
is_2ss = is_dual_band = 0;
is_ht40 = 1;
if (ar->fw_board) {
if ((ar->fw_board[BDATA_TXRXMASK_OFFSET] & 0x03) == 0x03)
is_2ss = 1;
if (ar->fw_board[BDATA_OPFLAGS_OFFSET] & (1 << 0))
is_dual_band = 1;
/* Don't expect to support 5G-HT40-disabled case. */
if (ar->fw_board[BDATA_OPFLAGS_OFFSET] & (1 << 3))
is_ht40 = 0;
if (is_ht40)
subtype |= TARGET_SUBTYPE_HT40;
if (is_2ss)
subtype |= TARGET_SUBTYPE_2SS;
if (is_dual_band)
subtype |= TARGET_SUBTYPE_DUAL;
} else {
WARN_ON(1);
}
ath6kl_info("target's subtype is 0x%x, %s %s %s\n",
subtype,
(is_ht40 ? "HT20/40" : "HT20-only"),
(is_2ss ? "2SS" : "1SS"),
(is_dual_band ? "Dual-band" : "Single-band"));
return subtype;
}
int ath6kl_get_bootstrap_mode(struct ath6kl *ar)
{
u32 address = WLAN_BOOTSTRAP_ADDRESS;
u32 bootstrap;
/* Currently, we only check for AR6004 */
if (ar->target_type != TARGET_TYPE_AR6004) {
ar->bootstrap_mode = 0;
return 0;
}
if (ath6kl_diag_read32(ar, address, &bootstrap))
return -EIO;
ath6kl_info("target bootstrap: 0x%08x\n", bootstrap);
ar->bootstrap_mode = bootstrap;
return 0;
}
int ath6kl_core_init(struct ath6kl *ar)
{
struct ath6kl_bmi_target_info targ_info;
struct net_device *ndev;
int ret = 0, i;
#ifdef CONFIG_ANDROID
if (machine_is_apq8064_dma() || machine_is_apq8064_bueller())
mdelay(400);
#endif
ar->ath6kl_wq = create_singlethread_workqueue("ath6kl");
if (!ar->ath6kl_wq)
return -ENOMEM;
ret = ath6kl_bmi_init(ar);
if (ret)
goto err_wq;
/*
* Turn on power to get hardware (target) version and leave power
* on delibrately as we will boot the hardware anyway within few
* seconds.
*/
ret = ath6kl_hif_power_on(ar);
if (ret)
goto err_bmi_cleanup;
ret = ath6kl_bmi_get_target_info(ar, &targ_info);
if (ret)
goto err_power_off;
ar->version.target_ver = le32_to_cpu(targ_info.version);
ar->target_type = le32_to_cpu(targ_info.type);
ar->wiphy->hw_version = le32_to_cpu(targ_info.version);
if (ath6kl_get_host_app_area(ar) != 0) {
ath6kl_err("Firmware already uploaded, reset target\n");
ath6kl_reset_device(ar, ar->target_type, true, true);
ret = -EAGAIN;
goto err_power_off;
}
if (ath6kl_get_bootstrap_mode(ar) != 0) {
ath6kl_err("can't get bootstrap mode\n");
goto err_power_off;
}
ret = ath6kl_init_hw_params(ar);
if (ret)
goto err_power_off;
ar->htc_target = ath6kl_htc_create(ar);
if (!ar->htc_target) {
ret = -ENOMEM;
goto err_power_off;
}
#ifdef ATH6KL_SUPPORT_WIFI_KTK
ar->ktk_active = false;
#endif
#ifdef ATH6KL_SUPPORT_WIFI_DISC
ar->disc_active = false;
#endif
ar->testmode = testmode;
ar->starving_prevention = starving_prevention;
ret = ath6kl_fetch_firmwares(ar);
if (ret)
goto err_htc_cleanup;
ar->target_subtype = ath6kl_init_get_subtype(ar);
/* FIXME: we should free all firmwares in the error cases below */
if (test_bit(TESTMODE_EPPING, &ar->flag)) {
ath6kl_info("%s: endpoint loopback mode, "
"ignore wmi init!\n", __func__);
} else {
/* Indicate that WMI is enabled (although not ready yet) */
set_bit(WMI_ENABLED, &ar->flag);
ar->wmi = ath6kl_wmi_init(ar);
if (!ar->wmi) {
ath6kl_err("failed to initialize wmi\n");
ret = -EIO;
goto err_htc_cleanup;
}
ath6kl_dbg(ATH6KL_DBG_TRC, "%s: got wmi @ 0x%p.\n",
__func__, ar->wmi);
}
if (ar->roam_mode == ATH6KL_MODULEROAM_DEFAULT) {
if (ar->hif_type == ATH6KL_HIF_TYPE_SDIO)
ar->roam_mode = ATH6KL_SDIO_DEFAULT_ROAM_MODE;
else
ar->roam_mode = ATH6KL_USB_DEFAULT_ROAM_MODE;
}
/*
* Always use internal-regdb by default.
* The INTERNAL_REGDB & CFG80211_REGDB is exclusive.
*/
if (ath6kl_regdb == ATH6KL_REG_INTERNAL_REGDB)
set_bit(INTERNAL_REGDB, &ar->flag);
else if (ath6kl_regdb == ATH6KL_REG_CFG80211_REGDB)
set_bit(CFG80211_REGDB, &ar->flag);
ret = ath6kl_register_ieee80211_hw(ar);
if (ret)
goto err_node_cleanup;
ret = ath6kl_debug_init(ar);
if (ret) {
wiphy_unregister(ar->wiphy);
goto err_node_cleanup;
}
for (i = 0; i < ar->vif_max; i++)
ar->avail_idx_map |= BIT(i);
if (ar->p2p_compat)
ar->avail_idx_map = 0x3;
rtnl_lock();
if (ath6kl_ath0_name == 1) {
/* Add an initial station interface */
ndev = ath6kl_interface_add(ar, "ath%d",
NL80211_IFTYPE_STATION, 0,
INFRA_NETWORK);
} else {
/* Add an initial station interface */
ndev = ath6kl_interface_add(ar, "wlan%d",
NL80211_IFTYPE_STATION, 0,
INFRA_NETWORK);
}
rtnl_unlock();
if (!ndev) {
ath6kl_err("Failed to instantiate a network device\n");
ret = -ENOMEM;
wiphy_unregister(ar->wiphy);
goto err_debug_init;
}
ath6kl_dbg(ATH6KL_DBG_TRC, "%s: name=%s dev=0x%p, ar=0x%p\n",
__func__, ndev->name, ndev, ar);
for (i = 0; i < WMM_NUM_AC; i++)
ar->ac_stream_active[i] = false;
/* setup access class priority mappings */
ar->ac_stream_pri_map[WMM_AC_BK] = 0; /* lowest */
ar->ac_stream_pri_map[WMM_AC_BE] = 1;
ar->ac_stream_pri_map[WMM_AC_VI] = 2;
ar->ac_stream_pri_map[WMM_AC_VO] = 3; /* highest */
/* give our connected endpoints some buffers */
ath6kl_rx_refill(ar->htc_target, ar->ctrl_ep);
ath6kl_rx_refill(ar->htc_target, ar->ac2ep_map[WMM_AC_BE]);
if (test_bit(TESTMODE_EPPING, &ar->flag)) {
ath6kl_info("bypass wmi, and post receive buffer "
"for each endpoint here!\n");
ath6kl_rx_refill(ar->htc_target, ar->ac2ep_map[WMM_AC_BK]);
ath6kl_rx_refill(ar->htc_target, ar->ac2ep_map[WMM_AC_VI]);
ath6kl_rx_refill(ar->htc_target, ar->ac2ep_map[WMM_AC_VO]);
}
/* allocate some buffers that handle larger AMSDU frames */
ath6kl_refill_amsdu_rxbufs(ar, ATH6KL_MAX_AMSDU_RX_BUFFERS);
ret = ath6kl_cookie_init(ar);
if (ret)
goto err_rxbuf_cleanup;
ar->conf_flags = ATH6KL_CONF_IGNORE_ERP_BARKER |
ATH6KL_CONF_ENABLE_11N | ATH6KL_CONF_ENABLE_TX_BURST;
ar->p2p_flowctrl_ctx = ath6kl_p2p_flowctrl_conn_list_init(ar);
if (ar->p2p_multichan_concurrent)
ar->conf_flags |= ATH6KL_CONF_ENABLE_FLOWCTRL;
ath6kl_info("P2P flowctrl %s\n",
ar->conf_flags & ATH6KL_CONF_ENABLE_FLOWCTRL ?
"enabled" : "disabled");
if (ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_SUSPEND_CUTPOWER))
ar->conf_flags |= ATH6KL_CONF_SUSPEND_CUTPOWER;
if (ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_DISABLE_RX_AGGR_DROP))
ar->conf_flags |= ATH6KL_CONF_DISABLE_RX_AGGR_DROP;
ath6kl_info("RX aggregation drop %s\n",
ar->conf_flags & ATH6KL_CONF_DISABLE_RX_AGGR_DROP ?
"disabled" : "enabled");
ar->wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME |
WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD;
ar->wiphy->probe_resp_offload =
NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 |
NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P |
NL80211_PROBE_RESP_OFFLOAD_SUPPORT_80211U;
if (test_bit(INTERNAL_REGDB, &ar->flag) ||
test_bit(CFG80211_REGDB, &ar->flag)) {
/* Disable P2P-in-passive-chan channels by default. */
if (test_bit(INTERNAL_REGDB, &ar->flag))
ar->reg_ctx = ath6kl_reg_init(ar,
true,
false,
ar->p2p_in_pasv_chan);
else /* TODO: support P2P-in-passive-chan */
ar->reg_ctx = ath6kl_reg_init(ar,
false,
true,
false);
/* P2P recommend channel works only ath6kl regdb turns on. */
ar->p2p_rc_info_ctx = ath6kl_p2p_rc_init(ar);
} else
ar->reg_ctx = ath6kl_reg_init(ar, false, false, false);
set_bit(FIRST_BOOT, &ar->flag);
/* init green tx params */
ar->green_tx_params.enable = true;
ar->green_tx_params.next_probe_count =
ATH6KL_GTX_NEXT_PROBE_COUNT;
ar->green_tx_params.max_back_off =
ATH6KL_GTX_MAX_BACK_OFF;
ar->green_tx_params.min_gtx_rssi =
ATH6KL_GTX_MIN_RSSI;
ar->green_tx_params.force_back_off =
ATH6KL_GTX_FORCE_BACKOFF;
/* init dtim ext params */
ar->dtim_ext = 1;
ret = ath6kl_init_hw_start(ar);
if (ret) {
ath6kl_err("Failed to start hardware: %d\n", ret);
goto err_rxbuf_cleanup;
}
/*
* Set mac address which is received in ready event
* FIXME: Move to ath6kl_interface_add()
*/
memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN);
#ifdef ATH6KL_DIAGNOSTIC
if (!test_bit(TESTMODE_EPPING, &ar->flag))
wifi_diag_init();
#endif
#if defined(CONFIG_ANDROID) || defined(USB_AUTO_SUSPEND)
ret = ath6kl_android_enable_wow_default(ar);
if (ret != 0)
goto err_rxbuf_cleanup;
#endif
#ifndef CONFIG_ANDROID
if ((ar->hif_type == ATH6KL_HIF_TYPE_SDIO) &&
(!test_bit(TESTMODE_EPPING, &ar->flag)))
if (ath6kl_wmi_set_mcc_profile_cmd(ar->wmi,
WMI_MCC_PROFILE_STA50 | WMI_MCC_CTS_ENABLE))
ath6kl_dbg(ATH6KL_DBG_TRC, "failed to set mcc profile");
#endif
if (ath6kl_ps_disabled) {
set_bit(PS_DISABLED_ALWAYS, &ar->flag);
ath6kl_info("Disabled PS always.\n");
}
/* Defer some tasks to worker after driver init. */
if (!ret) {
init_waitqueue_head(&ar->init_defer_wait_wq);
INIT_WORK(&ar->init_defer_wk, ath6kl_core_init_defer);
set_bit(INIT_DEFER_PROGRESS, &ar->flag);
schedule_work(&ar->init_defer_wk);
/* Wait defer function to complete. */
if (!ath6kl_mod_debug_quirks(ar,
ATH6KL_MODULE_DISABLE_WAIT_DEFER)) {
ath6kl_info("Wait defer tasks done...\n");
wait_event_interruptible_timeout(
ar->init_defer_wait_wq,
!test_bit(INIT_DEFER_PROGRESS, &ar->flag),
INIT_DEFER_WAIT_TIMEOUT);
}
}
#ifdef CE_SUPPORT
/* set power saving off as default for wlan0
* (target side default is PS on)
*/
{
struct ath6kl_vif *vif_first;
vif_first = ath6kl_vif_first(ar);
u8 pwr_mode;
pwr_mode = MAX_PERF_POWER;
if (ath6kl_wmi_powermode_cmd(ar->wmi, vif_first->fw_vif_idx,
pwr_mode) != 0)
vif_first->wdev.ps = NL80211_PS_ENABLED;
else
vif_first->wdev.ps = NL80211_PS_DISABLED;
}
#endif
if (ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_ENABLE_FW_CRASH_NOTIFY)) {
ath6kl_info("Enable Firmware crash notify.\n");
ar->fw_crash_notify = ath6kl_fw_crash_notify;
}
if (!ath6kl_mod_debug_quirks(ar, ATH6KL_MODULE_DISABLE_SKB_DUP))
ar->conf_flags |= ATH6KL_CONF_SKB_DUP;
else
ath6kl_info(" skb copy disable\n");
return ret;
err_rxbuf_cleanup:
ath6kl_htc_flush_rx_buf(ar->htc_target);
ath6kl_cleanup_amsdu_rxbufs(ar);
spin_lock_bh(&ar->list_lock);
list_del(&(((struct ath6kl_vif *)(netdev_priv(ndev)))->list));
spin_unlock_bh(&ar->list_lock);
rtnl_lock();
ath6kl_deinit_if_data(netdev_priv(ndev));
rtnl_unlock();
wiphy_unregister(ar->wiphy);
err_debug_init:
ath6kl_debug_cleanup(ar);
err_node_cleanup:
#ifdef CONFIG_ANDROID
if (ar->wow_irq) {
if (disable_irq_wake(ar->wow_irq))
ath6kl_err("Couldn't disable hostwake IRQ wakeup mode\n");
free_irq(ar->wow_irq, ar);
ar->wow_irq = 0;
}
#ifdef CONFIG_HAS_WAKELOCK
wake_lock_destroy(&ar->wake_lock);
#endif
ath6kl_cleanup_android_resource(ar);
#endif
ath6kl_wmi_shutdown(ar->wmi);
clear_bit(WMI_ENABLED, &ar->flag);
ar->wmi = NULL;
err_htc_cleanup:
ath6kl_htc_cleanup(ar->htc_target);
err_power_off:
ath6kl_hif_power_off(ar);
err_bmi_cleanup:
ath6kl_bmi_cleanup(ar);
err_wq:
destroy_workqueue(ar->ath6kl_wq);
return ret;
}
void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready)
{
static u8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
bool discon_issued;
if (vif->pend_skb)
ath6kl_flush_pend_skb(vif);
netif_stop_queue(vif->ndev);
clear_bit(WLAN_ENABLED, &vif->flags);
if (wmi_ready) {
discon_issued = test_bit(CONNECTED, &vif->flags) ||
test_bit(CONNECT_PEND, &vif->flags);
ath6kl_disconnect(vif);
del_timer(&vif->disconnect_timer);
if (discon_issued)
ath6kl_disconnect_event(vif, DISCONNECT_CMD,
(vif->nw_type & AP_NETWORK) ?
bcast_mac : vif->bssid,
0, NULL, 0);
}
if (vif->scan_req) {
del_timer(&vif->vifscan_timer);
ath6kl_wmi_abort_scan_cmd(vif->ar->wmi, vif->fw_vif_idx);
cfg80211_scan_done(vif->scan_req, true);
#ifdef USB_AUTO_SUSPEND
if (ath6kl_hif_auto_pm_get_usage_cnt(vif->ar) == 0) {
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG |
ATH6KL_DBG_EXT_AUTOPM,
"%s: warnning refcnt=0, my=%d/%d\n",
__func__,
vif->ar->auto_pm_cnt,
vif->ar->auto_pm_fail_cnt);
} else
ath6kl_hif_auto_pm_enable(vif->ar);
#endif
vif->scan_req = NULL;
clear_bit(SCANNING, &vif->flags);
}
vif->data_cookie_count = 0;
}
void ath6kl_stop_txrx(struct ath6kl *ar)
{
struct ath6kl_vif *vif, *tmp_vif;
if (down_interruptible(&ar->sem)) {
ath6kl_err("down_interruptible failed\n");
return;
}
if (down_interruptible(&ar->wmi_evt_sem)) {
ath6kl_err("wmi down_interruptible failed\n");
return;
}
set_bit(DESTROY_IN_PROGRESS, &ar->flag);
spin_lock_bh(&ar->list_lock);
list_for_each_entry_safe(vif, tmp_vif, &ar->vif_list, list) {
list_del(&vif->list);
spin_unlock_bh(&ar->list_lock);
ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag));
rtnl_lock();
ath6kl_deinit_if_data(vif);
rtnl_unlock();
spin_lock_bh(&ar->list_lock);
}
spin_unlock_bh(&ar->list_lock);
clear_bit(WMI_READY, &ar->flag);
/*
* After wmi_shudown all WMI events will be dropped. We
* need to cleanup the buffers allocated in AP mode and
* give disconnect notification to stack, which usually
* happens in the disconnect_event. Simulate the disconnect
* event by calling the function directly. Sometimes
* disconnect_event will be received when the debug logs
* are collected.
*/
ath6kl_wmi_shutdown(ar->wmi);
clear_bit(WMI_ENABLED, &ar->flag);
if (ar->htc_target) {
ath6kl_dbg(ATH6KL_DBG_TRC, "%s: shut down htc\n", __func__);
ath6kl_htc_stop(ar->htc_target);
}
/*
* Try to reset the device if we can. The driver may have been
* configure NOT to reset the target during a debug session.
*/
ath6kl_dbg(ATH6KL_DBG_TRC,
"attempting to reset target on instance destroy\n");
ath6kl_reset_device(ar, ar->target_type, true, true);
up(&ar->wmi_evt_sem);
up(&ar->sem);
}
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