* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
+#include <linux/moduleparam.h>
+#include <linux/of.h>
#include <linux/mmc/sdio_func.h>
#include "core.h"
#include "cfg80211.h"
#include "hif-ops.h"
unsigned int debug_mask;
+static unsigned int testmode;
module_param(debug_mask, uint, 0644);
+module_param(testmode, uint, 0644);
/*
* Include definitions here that can be used to tune the WLAN module
#define CONFIG_AR600x_DEBUG_UART_TX_PIN 8
-enum addr_type {
- DATASET_PATCH_ADDR,
- APP_LOAD_ADDR,
- APP_START_OVERRIDE_ADDR,
-};
-
#define ATH6KL_DATA_OFFSET 64
struct sk_buff *ath6kl_buf_alloc(int size)
{
/* Add chacheline space at front and back of buffer */
reserved = (2 * L1_CACHE_BYTES) + ATH6KL_DATA_OFFSET +
- sizeof(struct htc_packet);
+ sizeof(struct htc_packet) + ATH6KL_HTC_ALIGN_BYTES;
skb = dev_alloc_skb(size + reserved);
if (skb)
return skb;
}
-void ath6kl_init_profile_info(struct ath6kl *ar)
-{
- ar->ssid_len = 0;
- memset(ar->ssid, 0, sizeof(ar->ssid));
-
- ar->dot11_auth_mode = OPEN_AUTH;
- ar->auth_mode = NONE_AUTH;
- ar->prwise_crypto = NONE_CRYPT;
- ar->prwise_crypto_len = 0;
- ar->grp_crypto = NONE_CRYPT;
- ar->grp_crpto_len = 0;
- memset(ar->wep_key_list, 0, sizeof(ar->wep_key_list));
- memset(ar->req_bssid, 0, sizeof(ar->req_bssid));
- memset(ar->bssid, 0, sizeof(ar->bssid));
- ar->bss_ch = 0;
- ar->nw_type = ar->next_mode = INFRA_NETWORK;
-}
-
-static u8 ath6kl_get_fw_iftype(struct ath6kl *ar)
-{
- switch (ar->nw_type) {
- case INFRA_NETWORK:
- return HI_OPTION_FW_MODE_BSS_STA;
- case ADHOC_NETWORK:
- return HI_OPTION_FW_MODE_IBSS;
- case AP_NETWORK:
- return HI_OPTION_FW_MODE_AP;
- default:
- ath6kl_err("Unsupported interface type :%d\n", ar->nw_type);
- return 0xff;
- }
-}
-
-static inline u32 ath6kl_get_hi_item_addr(struct ath6kl *ar,
- u32 item_offset)
+void ath6kl_init_profile_info(struct ath6kl_vif *vif)
{
- u32 addr = 0;
-
- if (ar->target_type == TARGET_TYPE_AR6003)
- addr = ATH6KL_AR6003_HI_START_ADDR + item_offset;
- else if (ar->target_type == TARGET_TYPE_AR6004)
- addr = ATH6KL_AR6004_HI_START_ADDR + item_offset;
-
- return addr;
+ 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;
}
static int ath6kl_set_host_app_area(struct ath6kl *ar)
address = ath6kl_get_hi_item_addr(ar, HI_ITEM(hi_app_host_interest));
address = TARG_VTOP(ar->target_type, address);
- if (ath6kl_read_reg_diag(ar, &address, &data))
+ if (ath6kl_diag_read32(ar, address, &data))
return -EIO;
address = TARG_VTOP(ar->target_type, data);
- host_app_area.wmi_protocol_ver = WMI_PROTOCOL_VERSION;
- if (ath6kl_access_datadiag(ar, address,
- (u8 *)&host_app_area,
- sizeof(struct host_app_area), false))
+ 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;
return 0;
}
-static void ath6kl_init_control_info(struct ath6kl *ar)
+void ath6kl_init_control_info(struct ath6kl_vif *vif)
{
- u8 ctr;
-
- clear_bit(WMI_ENABLED, &ar->flag);
- ath6kl_init_profile_info(ar);
- ar->def_txkey_index = 0;
- memset(ar->wep_key_list, 0, sizeof(ar->wep_key_list));
- ar->ch_hint = 0;
- ar->listen_intvl_t = A_DEFAULT_LISTEN_INTERVAL;
- ar->listen_intvl_b = 0;
- ar->tx_pwr = 0;
- clear_bit(SKIP_SCAN, &ar->flag);
- set_bit(WMM_ENABLED, &ar->flag);
- ar->intra_bss = 1;
- memset(&ar->sc_params, 0, sizeof(ar->sc_params));
- ar->sc_params.short_scan_ratio = WMI_SHORTSCANRATIO_DEFAULT;
- ar->sc_params.scan_ctrl_flags = DEFAULT_SCAN_CTRL_FLAGS;
-
- memset((u8 *)ar->sta_list, 0,
- AP_MAX_NUM_STA * sizeof(struct ath6kl_sta));
-
- spin_lock_init(&ar->mcastpsq_lock);
-
- /* Init the PS queues */
- for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) {
- spin_lock_init(&ar->sta_list[ctr].psq_lock);
- skb_queue_head_init(&ar->sta_list[ctr].psq);
- }
-
- skb_queue_head_init(&ar->mcastpsq);
-
- memcpy(ar->ap_country_code, DEF_AP_COUNTRY_CODE, 3);
+ 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;
}
/*
address = TARG_VTOP(ar->target_type, address);
/* read RAM location through diagnostic window */
- status = ath6kl_read_reg_diag(ar, &address, ®dump_loc);
+ status = ath6kl_diag_read32(ar, address, ®dump_loc);
if (status || !regdump_loc) {
ath6kl_err("failed to get ptr to register dump area\n");
regdump_loc = TARG_VTOP(ar->target_type, regdump_loc);
/* fetch register dump data */
- status = ath6kl_access_datadiag(ar,
- regdump_loc,
- (u8 *)®dump_val[0],
- REG_DUMP_COUNT_AR6003 * (sizeof(u32)),
- true);
+ status = ath6kl_diag_read(ar, regdump_loc, (u8 *)®dump_val[0],
+ REG_DUMP_COUNT_AR6003 * (sizeof(u32)));
if (status) {
ath6kl_err("failed to get register dump\n");
}
-static int ath6kl_target_config_wlan_params(struct ath6kl *ar)
+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,
+ 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, 0, 1, 0, 0, 1,
+ 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;
}
if (!(ar->conf_flags & ATH6KL_CONF_IGNORE_ERP_BARKER))
- if ((ath6kl_wmi_set_lpreamble_cmd(ar->wmi, 0,
+ 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 (ath6kl_wmi_set_keepalive_cmd(ar->wmi,
+ if (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,
+ 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, WMI_TXOP_DISABLED)) {
+ if (ath6kl_wmi_set_wmm_txop(ar->wmi, idx, WMI_TXOP_DISABLED)) {
ath6kl_err("unable to set txop bursting\n");
status = -EIO;
}
+ /*
+ * FIXME: Make sure p2p configurations are not applied to
+ * non-p2p capable interfaces when multivif support is enabled.
+ */
+ if (ar->p2p) {
+ 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;
+ }
+ }
+
+ /*
+ * FIXME: Make sure p2p configurations are not applied to
+ * non-p2p capable interfaces when multivif support is enabled.
+ */
+ if (ar->p2p) {
+ /* 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);
+ }
+ }
+
return status;
}
int ath6kl_configure_target(struct ath6kl *ar)
{
u32 param, ram_reserved_size;
- u8 fw_iftype;
+ u8 fw_iftype, fw_mode = 0, fw_submode = 0;
+ int i;
- fw_iftype = ath6kl_get_fw_iftype(ar);
- if (fw_iftype == 0xff)
- return -EINVAL;
+ /*
+ * 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 < MAX_NUM_VIF; i++)
+ fw_mode |= fw_iftype << (i * HI_OPTION_FW_MODE_BITS);
+
+ /*
+ * By default, submodes :
+ * vif[0] - AP/STA/IBSS
+ * vif[1] - "P2P dev"/"P2P GO"/"P2P Client"
+ * vif[2] - "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);
+
+ for (i = ar->max_norm_iface; i < MAX_NUM_VIF; i++)
+ fw_submode |= HI_OPTION_FW_SUBMODE_P2PDEV <<
+ (i * HI_OPTION_FW_SUBMODE_BITS);
+
+ /*
+ * FIXME: This needs to be removed once the multivif
+ * support is enabled.
+ */
+ if (ar->p2p)
+ fw_submode = HI_OPTION_FW_SUBMODE_P2PDEV;
- /* Tell target which HTC version it is used*/
param = HTC_PROTOCOL_VERSION;
if (ath6kl_bmi_write(ar,
ath6kl_get_hi_item_addr(ar,
return -EIO;
}
- param |= (1 << HI_OPTION_NUM_DEV_SHIFT);
- param |= (fw_iftype << HI_OPTION_FW_MODE_SHIFT);
+ param |= (MAX_NUM_VIF << 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);
* but possible in theory.
*/
- if (ar->target_type == TARGET_TYPE_AR6003 ||
- ar->target_type == TARGET_TYPE_AR6004) {
- if (ar->version.target_ver == AR6003_REV2_VERSION) {
- param = AR6003_REV2_BOARD_EXT_DATA_ADDRESS;
- ram_reserved_size = AR6003_REV2_RAM_RESERVE_SIZE;
- } else if (ar->version.target_ver == AR6004_REV1_VERSION) {
- param = AR6004_REV1_BOARD_EXT_DATA_ADDRESS;
- ram_reserved_size = AR6004_REV1_RAM_RESERVE_SIZE;
- } else {
- param = AR6003_REV3_BOARD_EXT_DATA_ADDRESS;
- ram_reserved_size = AR6003_REV3_RAM_RESERVE_SIZE;
- }
+ 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 *)¶m, 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;
- }
+ if (ath6kl_bmi_write(ar, ath6kl_get_hi_item_addr(ar,
+ HI_ITEM(hi_board_ext_data)),
+ (u8 *)¶m, 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;
}
/* set the block size for the target */
return 0;
}
-struct ath6kl *ath6kl_core_alloc(struct device *sdev)
+void ath6kl_core_free(struct ath6kl *ar)
{
- struct net_device *dev;
- struct ath6kl *ar;
- struct wireless_dev *wdev;
-
- wdev = ath6kl_cfg80211_init(sdev);
- if (!wdev) {
- ath6kl_err("ath6kl_cfg80211_init failed\n");
- return NULL;
- }
-
- ar = wdev_priv(wdev);
- ar->dev = sdev;
- ar->wdev = wdev;
- wdev->iftype = NL80211_IFTYPE_STATION;
-
- dev = alloc_netdev(0, "wlan%d", ether_setup);
- if (!dev) {
- ath6kl_err("no memory for network device instance\n");
- ath6kl_cfg80211_deinit(ar);
- return NULL;
- }
-
- dev->ieee80211_ptr = wdev;
- SET_NETDEV_DEV(dev, wiphy_dev(wdev->wiphy));
- wdev->netdev = dev;
- ar->sme_state = SME_DISCONNECTED;
- ar->auto_auth_stage = AUTH_IDLE;
-
- init_netdev(dev);
-
- ar->net_dev = dev;
- set_bit(WLAN_ENABLED, &ar->flag);
+ wiphy_free(ar->wiphy);
+}
- ar->wlan_pwr_state = WLAN_POWER_STATE_ON;
+void ath6kl_core_cleanup(struct ath6kl *ar)
+{
+ destroy_workqueue(ar->ath6kl_wq);
- spin_lock_init(&ar->lock);
+ if (ar->htc_target)
+ ath6kl_htc_cleanup(ar->htc_target);
- ath6kl_init_control_info(ar);
- init_waitqueue_head(&ar->event_wq);
- sema_init(&ar->sem, 1);
- clear_bit(DESTROY_IN_PROGRESS, &ar->flag);
+ ath6kl_cookie_cleanup(ar);
- INIT_LIST_HEAD(&ar->amsdu_rx_buffer_queue);
+ ath6kl_cleanup_amsdu_rxbufs(ar);
- setup_timer(&ar->disconnect_timer, disconnect_timer_handler,
- (unsigned long) dev);
+ ath6kl_bmi_cleanup(ar);
- return ar;
-}
+ ath6kl_debug_cleanup(ar);
-int ath6kl_unavail_ev(struct ath6kl *ar)
-{
- ath6kl_destroy(ar->net_dev, 1);
+ kfree(ar->fw_board);
+ kfree(ar->fw_otp);
+ kfree(ar->fw);
+ kfree(ar->fw_patch);
- return 0;
+ ath6kl_deinit_ieee80211_hw(ar);
}
/* firmware upload */
-static u32 ath6kl_get_load_address(u32 target_ver, enum addr_type type)
-{
- WARN_ON(target_ver != AR6003_REV2_VERSION &&
- target_ver != AR6003_REV3_VERSION &&
- target_ver != AR6004_REV1_VERSION);
-
- switch (type) {
- case DATASET_PATCH_ADDR:
- return (target_ver == AR6003_REV2_VERSION) ?
- AR6003_REV2_DATASET_PATCH_ADDRESS :
- AR6003_REV3_DATASET_PATCH_ADDRESS;
- case APP_LOAD_ADDR:
- return (target_ver == AR6003_REV2_VERSION) ?
- AR6003_REV2_APP_LOAD_ADDRESS :
- 0x1234;
- case APP_START_OVERRIDE_ADDR:
- return (target_ver == AR6003_REV2_VERSION) ?
- AR6003_REV2_APP_START_OVERRIDE :
- AR6003_REV3_APP_START_OVERRIDE;
- default:
- return 0;
- }
-}
-
static int ath6kl_get_fw(struct ath6kl *ar, const char *filename,
u8 **fw, size_t *fw_len)
{
return ret;
}
+#ifdef CONFIG_OF
+static const char *get_target_ver_dir(const struct ath6kl *ar)
+{
+ switch (ar->version.target_ver) {
+ case AR6003_REV1_VERSION:
+ return "ath6k/AR6003/hw1.0";
+ case AR6003_REV2_VERSION:
+ return "ath6k/AR6003/hw2.0";
+ case AR6003_REV3_VERSION:
+ return "ath6k/AR6003/hw2.1.1";
+ }
+ ath6kl_warn("%s: unsupported target version 0x%x.\n", __func__,
+ ar->version.target_ver);
+ return NULL;
+}
+
+/*
+ * 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", get_target_ver_dir(ar), 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 */
+
static int ath6kl_fetch_board_file(struct ath6kl *ar)
{
const char *filename;
int ret;
+ if (ar->fw_board != NULL)
+ return 0;
+
switch (ar->version.target_ver) {
case AR6003_REV2_VERSION:
filename = AR6003_REV2_BOARD_DATA_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);
return 0;
}
+static int ath6kl_fetch_otp_file(struct ath6kl *ar)
+{
+ const char *filename;
+ int ret;
+
+ if (ar->fw_otp != NULL)
+ return 0;
+
+ switch (ar->version.target_ver) {
+ case AR6003_REV2_VERSION:
+ filename = AR6003_REV2_OTP_FILE;
+ break;
+ case AR6004_REV1_VERSION:
+ ath6kl_dbg(ATH6KL_DBG_TRC, "AR6004 doesn't need OTP file\n");
+ return 0;
+ break;
+ default:
+ filename = AR6003_REV3_OTP_FILE;
+ break;
+ }
+
+ 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_fw_file(struct ath6kl *ar)
+{
+ const char *filename;
+ int ret;
+
+ if (ar->fw != NULL)
+ return 0;
+
+ if (testmode) {
+ switch (ar->version.target_ver) {
+ case AR6003_REV2_VERSION:
+ filename = AR6003_REV2_TCMD_FIRMWARE_FILE;
+ break;
+ case AR6003_REV3_VERSION:
+ filename = AR6003_REV3_TCMD_FIRMWARE_FILE;
+ break;
+ case AR6004_REV1_VERSION:
+ ath6kl_warn("testmode not supported with ar6004\n");
+ return -EOPNOTSUPP;
+ default:
+ ath6kl_warn("unknown target version: 0x%x\n",
+ ar->version.target_ver);
+ return -EINVAL;
+ }
+
+ set_bit(TESTMODE, &ar->flag);
+
+ goto get_fw;
+ }
+
+ switch (ar->version.target_ver) {
+ case AR6003_REV2_VERSION:
+ filename = AR6003_REV2_FIRMWARE_FILE;
+ break;
+ case AR6004_REV1_VERSION:
+ filename = AR6004_REV1_FIRMWARE_FILE;
+ break;
+ default:
+ filename = AR6003_REV3_FIRMWARE_FILE;
+ break;
+ }
+
+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;
+ }
+
+ return 0;
+}
+
+static int ath6kl_fetch_patch_file(struct ath6kl *ar)
+{
+ const char *filename;
+ int ret;
+
+ switch (ar->version.target_ver) {
+ case AR6003_REV2_VERSION:
+ filename = AR6003_REV2_PATCH_FILE;
+ break;
+ case AR6004_REV1_VERSION:
+ /* FIXME: implement for AR6004 */
+ return 0;
+ break;
+ default:
+ filename = AR6003_REV3_PATCH_FILE;
+ break;
+ }
+
+ if (ar->fw_patch == NULL) {
+ 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_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;
+
+ return 0;
+}
+
+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;
+ const char *filename;
+ const u8 *data;
+ int ret, ie_id, i, index, bit;
+ __le32 *val;
+
+ switch (ar->version.target_ver) {
+ case AR6003_REV2_VERSION:
+ filename = AR6003_REV2_FIRMWARE_2_FILE;
+ break;
+ case AR6003_REV3_VERSION:
+ filename = AR6003_REV3_FIRMWARE_2_FILE;
+ break;
+ case AR6004_REV1_VERSION:
+ filename = AR6004_REV1_FIRMWARE_2_FILE;
+ break;
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ 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);
+
+ 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%d\n",
+ ar->hw.dataset_patch_addr);
+ 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;
+}
+
+static int ath6kl_fetch_firmwares(struct ath6kl *ar)
+{
+ int ret;
+
+ ret = ath6kl_fetch_board_file(ar);
+ if (ret)
+ return ret;
+
+ ret = ath6kl_fetch_fw_api2(ar);
+ if (ret == 0) {
+ ath6kl_dbg(ATH6KL_DBG_BOOT, "using fw api 2\n");
+ return 0;
+ }
+
+ 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_data_size, board_ext_data_size;
int ret;
- if (ar->fw_board == NULL) {
- ret = ath6kl_fetch_board_file(ar);
- if (ret)
- return ret;
- }
+ if (WARN_ON(ar->fw_board == NULL))
+ return -ENOENT;
/*
* Determine where in Target RAM to write Board Data.
(u8 *) &board_address, 4);
}
- ath6kl_dbg(ATH6KL_DBG_TRC, "board data download addr: 0x%x\n",
- board_address);
-
/* 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);
- ath6kl_dbg(ATH6KL_DBG_TRC, "board file download addr: 0x%x\n",
- board_ext_address);
-
if (board_ext_address == 0) {
ath6kl_err("Failed to get board file target address.\n");
return -EINVAL;
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);
return ret;
}
+ 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);
static int ath6kl_upload_otp(struct ath6kl *ar)
{
- const char *filename;
u32 address, param;
+ bool from_hw = false;
int ret;
- switch (ar->version.target_ver) {
- case AR6003_REV2_VERSION:
- filename = AR6003_REV2_OTP_FILE;
- break;
- case AR6004_REV1_VERSION:
- ath6kl_dbg(ATH6KL_DBG_TRC, "AR6004 doesn't need OTP file\n");
- return 0;
- break;
- default:
- filename = AR6003_REV3_OTP_FILE;
- break;
- }
+ if (WARN_ON(ar->fw_otp == NULL))
+ return -ENOENT;
- if (ar->fw_otp == NULL) {
- 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;
- }
- }
+ address = ar->hw.app_load_addr;
- address = ath6kl_get_load_address(ar->version.target_ver,
- 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);
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;
- address = ath6kl_get_load_address(ar->version.target_ver,
- APP_START_OVERRIDE_ADDR);
- ath6kl_bmi_execute(ar, address, ¶m);
+ ath6kl_bmi_execute(ar, ar->hw.app_start_override_addr, ¶m);
return ret;
}
static int ath6kl_upload_firmware(struct ath6kl *ar)
{
- const char *filename;
u32 address;
int ret;
- switch (ar->version.target_ver) {
- case AR6003_REV2_VERSION:
- filename = AR6003_REV2_FIRMWARE_FILE;
- break;
- case AR6004_REV1_VERSION:
- filename = AR6004_REV1_FIRMWARE_FILE;
- break;
- default:
- filename = AR6003_REV3_FIRMWARE_FILE;
- break;
- }
+ if (WARN_ON(ar->fw == NULL))
+ return -ENOENT;
- if (ar->fw == NULL) {
- 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;
- }
- }
+ address = ar->hw.app_load_addr;
- address = ath6kl_get_load_address(ar->version.target_ver,
- 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);
* Don't need to setup app_start override addr on AR6004
*/
if (ar->target_type != TARGET_TYPE_AR6004) {
- address = ath6kl_get_load_address(ar->version.target_ver,
- APP_START_OVERRIDE_ADDR);
+ address = ar->hw.app_start_override_addr;
ath6kl_bmi_set_app_start(ar, address);
}
return ret;
static int ath6kl_upload_patch(struct ath6kl *ar)
{
- const char *filename;
u32 address, param;
int ret;
- switch (ar->version.target_ver) {
- case AR6003_REV2_VERSION:
- filename = AR6003_REV2_PATCH_FILE;
- break;
- case AR6004_REV1_VERSION:
- /* FIXME: implement for AR6004 */
- return 0;
- break;
- default:
- filename = AR6003_REV3_PATCH_FILE;
- break;
- }
+ if (WARN_ON(ar->fw_patch == NULL))
+ return -ENOENT;
- if (ar->fw_patch == NULL) {
- 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;
- }
- }
+ address = ar->hw.dataset_patch_addr;
- address = ath6kl_get_load_address(ar->version.target_ver,
- 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) {
return status;
}
-static int ath6kl_init(struct net_device *dev)
+static int ath6kl_init_hw_params(struct ath6kl *ar)
+{
+ switch (ar->version.target_ver) {
+ case AR6003_REV2_VERSION:
+ ar->hw.dataset_patch_addr = AR6003_REV2_DATASET_PATCH_ADDRESS;
+ ar->hw.app_load_addr = AR6003_REV2_APP_LOAD_ADDRESS;
+ ar->hw.board_ext_data_addr = AR6003_REV2_BOARD_EXT_DATA_ADDRESS;
+ ar->hw.reserved_ram_size = AR6003_REV2_RAM_RESERVE_SIZE;
+
+ /* hw2.0 needs override address hardcoded */
+ ar->hw.app_start_override_addr = 0x944C00;
+
+ break;
+ case AR6003_REV3_VERSION:
+ ar->hw.dataset_patch_addr = AR6003_REV3_DATASET_PATCH_ADDRESS;
+ ar->hw.app_load_addr = 0x1234;
+ ar->hw.board_ext_data_addr = AR6003_REV3_BOARD_EXT_DATA_ADDRESS;
+ ar->hw.reserved_ram_size = AR6003_REV3_RAM_RESERVE_SIZE;
+ break;
+ case AR6004_REV1_VERSION:
+ ar->hw.dataset_patch_addr = AR6003_REV2_DATASET_PATCH_ADDRESS;
+ ar->hw.app_load_addr = AR6003_REV3_APP_LOAD_ADDRESS;
+ ar->hw.board_ext_data_addr = AR6004_REV1_BOARD_EXT_DATA_ADDRESS;
+ ar->hw.reserved_ram_size = AR6004_REV1_RAM_RESERVE_SIZE;
+ break;
+ default:
+ ath6kl_err("Unsupported hardware version: 0x%x\n",
+ ar->version.target_ver);
+ return -EINVAL;
+ }
+
+ 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_init(struct ath6kl *ar)
{
- struct ath6kl *ar = ath6kl_priv(dev);
int status = 0;
s32 timeleft;
+ struct net_device *ndev;
+ int i;
if (!ar)
return -EIO;
ath6kl_dbg(ATH6KL_DBG_TRC, "%s: got wmi @ 0x%p.\n", __func__, ar->wmi);
- wlan_node_table_init(&ar->scan_table);
+ status = ath6kl_register_ieee80211_hw(ar);
+ if (status)
+ goto err_node_cleanup;
+
+ status = ath6kl_debug_init(ar);
+ if (status) {
+ wiphy_unregister(ar->wiphy);
+ goto err_node_cleanup;
+ }
+
+ for (i = 0; i < MAX_NUM_VIF; i++)
+ ar->avail_idx_map |= BIT(i);
+
+ rtnl_lock();
+
+ /* 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");
+ status = -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);
/*
* The reason we have to wait for the target here is that the
*/
if (ath6kl_htc_wait_target(ar->htc_target)) {
status = -EIO;
- goto err_node_cleanup;
+ goto err_if_deinit;
}
if (ath6kl_init_service_ep(ar)) {
&ar->flag),
WMI_TIMEOUT);
+ ath6kl_dbg(ATH6KL_DBG_BOOT, "firmware booted\n");
+
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);
ar->conf_flags = ATH6KL_CONF_IGNORE_ERP_BARKER |
ATH6KL_CONF_ENABLE_11N | ATH6KL_CONF_ENABLE_TX_BURST;
- status = ath6kl_target_config_wlan_params(ar);
- if (!status)
- goto ath6kl_init_done;
+ ar->wiphy->flags |= WIPHY_FLAG_SUPPORTS_FW_ROAM |
+ WIPHY_FLAG_HAVE_AP_SME;
+
+ for (i = 0; i < MAX_NUM_VIF; i++) {
+ status = ath6kl_target_config_wlan_params(ar, i);
+ if (status)
+ goto err_htc_stop;
+ }
+
+ /*
+ * Set mac address which is received in ready event
+ * FIXME: Move to ath6kl_interface_add()
+ */
+ memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN);
+
+ return status;
err_htc_stop:
ath6kl_htc_stop(ar->htc_target);
ath6kl_cleanup_amsdu_rxbufs(ar);
err_cleanup_scatter:
ath6kl_hif_cleanup_scatter(ar);
+err_if_deinit:
+ 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:
- wlan_node_table_cleanup(&ar->scan_table);
ath6kl_wmi_shutdown(ar->wmi);
clear_bit(WMI_ENABLED, &ar->flag);
ar->wmi = NULL;
ar->version.target_ver = le32_to_cpu(targ_info.version);
ar->target_type = le32_to_cpu(targ_info.type);
- ar->wdev->wiphy->hw_version = le32_to_cpu(targ_info.version);
+ ar->wiphy->hw_version = le32_to_cpu(targ_info.version);
+
+ ret = ath6kl_init_hw_params(ar);
+ if (ret)
+ goto err_bmi_cleanup;
ret = ath6kl_configure_target(ar);
if (ret)
goto err_bmi_cleanup;
}
- ar->aggr_cntxt = aggr_init(ar->net_dev);
- if (!ar->aggr_cntxt) {
- ath6kl_err("failed to initialize aggr\n");
- ret = -ENOMEM;
+ ret = ath6kl_fetch_firmwares(ar);
+ if (ret)
goto err_htc_cleanup;
- }
ret = ath6kl_init_upload(ar);
if (ret)
goto err_htc_cleanup;
- ret = ath6kl_init(ar->net_dev);
+ ret = ath6kl_init(ar);
if (ret)
goto err_htc_cleanup;
- /* This runs the init function if registered */
- ret = register_netdev(ar->net_dev);
- if (ret) {
- ath6kl_err("register_netdev failed\n");
- ath6kl_destroy(ar->net_dev, 0);
- return ret;
- }
-
- set_bit(NETDEV_REGISTERED, &ar->flag);
-
- ath6kl_dbg(ATH6KL_DBG_TRC, "%s: name=%s dev=0x%p, ar=0x%p\n",
- __func__, ar->net_dev->name, ar->net_dev, ar);
-
return ret;
err_htc_cleanup:
ath6kl_bmi_cleanup(ar);
err_wq:
destroy_workqueue(ar->ath6kl_wq);
+
return ret;
}
-void ath6kl_stop_txrx(struct ath6kl *ar)
+void ath6kl_cleanup_vif(struct ath6kl_vif *vif, bool wmi_ready)
{
- struct net_device *ndev = ar->net_dev;
+ static u8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+ bool discon_issued;
- if (!ndev)
- return;
+ netif_stop_queue(vif->ndev);
- set_bit(DESTROY_IN_PROGRESS, &ar->flag);
+ clear_bit(WLAN_ENABLED, &vif->flags);
- if (down_interruptible(&ar->sem)) {
- ath6kl_err("down_interruptible failed\n");
- return;
- }
+ 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 (ar->wlan_pwr_state != WLAN_POWER_STATE_CUT_PWR)
- ath6kl_stop_endpoint(ndev, false, true);
+ if (discon_issued)
+ ath6kl_disconnect_event(vif, DISCONNECT_CMD,
+ (vif->nw_type & AP_NETWORK) ?
+ bcast_mac : vif->bssid,
+ 0, NULL, 0);
+ }
- clear_bit(WLAN_ENABLED, &ar->flag);
+ if (vif->scan_req) {
+ cfg80211_scan_done(vif->scan_req, true);
+ vif->scan_req = NULL;
+ }
}
-/*
- * We need to differentiate between the surprise and planned removal of the
- * device because of the following consideration:
- *
- * - In case of surprise removal, the hcd already frees up the pending
- * for the device and hence there is no need to unregister the function
- * driver inorder to get these requests. For planned removal, the function
- * driver has to explicitly unregister itself to have the hcd return all the
- * pending requests before the data structures for the devices are freed up.
- * Note that as per the current implementation, the function driver will
- * end up releasing all the devices since there is no API to selectively
- * release a particular device.
- *
- * - Certain commands issued to the target can be skipped for surprise
- * removal since they will anyway not go through.
- */
-void ath6kl_destroy(struct net_device *dev, unsigned int unregister)
+void ath6kl_stop_txrx(struct ath6kl *ar)
{
- struct ath6kl *ar;
+ struct ath6kl_vif *vif, *tmp_vif;
+
+ set_bit(DESTROY_IN_PROGRESS, &ar->flag);
- if (!dev || !ath6kl_priv(dev)) {
- ath6kl_err("failed to get device structure\n");
+ if (down_interruptible(&ar->sem)) {
+ ath6kl_err("down_interruptible failed\n");
return;
}
- ar = ath6kl_priv(dev);
-
- destroy_workqueue(ar->ath6kl_wq);
-
- if (ar->htc_target)
- ath6kl_htc_cleanup(ar->htc_target);
-
- aggr_module_destroy(ar->aggr_cntxt);
-
- ath6kl_cookie_cleanup(ar);
+ spin_lock(&ar->list_lock);
+ list_for_each_entry_safe(vif, tmp_vif, &ar->vif_list, list) {
+ list_del(&vif->list);
+ spin_unlock(&ar->list_lock);
+ ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag));
+ rtnl_lock();
+ ath6kl_deinit_if_data(vif);
+ rtnl_unlock();
+ spin_lock(&ar->list_lock);
+ }
+ spin_unlock(&ar->list_lock);
- ath6kl_cleanup_amsdu_rxbufs(ar);
+ clear_bit(WMI_READY, &ar->flag);
- ath6kl_bmi_cleanup(ar);
+ /*
+ * 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);
- if (unregister && test_bit(NETDEV_REGISTERED, &ar->flag)) {
- unregister_netdev(dev);
- clear_bit(NETDEV_REGISTERED, &ar->flag);
+ 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);
}
- free_netdev(dev);
-
- wlan_node_table_cleanup(&ar->scan_table);
-
- kfree(ar->fw_board);
- kfree(ar->fw_otp);
- kfree(ar->fw);
- kfree(ar->fw_patch);
+ /*
+ * 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);
- ath6kl_cfg80211_deinit(ar);
+ clear_bit(WLAN_ENABLED, &ar->flag);
}