--- /dev/null
+/*
+ * Copyright (c) 2004-2011 Atheros Communications Inc.
+ * Copyright (c) 2011-2012 Qualcomm Atheros, 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/ip.h>
+#include <linux/in.h>
+#include "core.h"
+#include "debug.h"
+#include "testmode.h"
+#include "trace.h"
+#include "../regd.h"
+#include "../regd_common.h"
+
+static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx);
+
+static const s32 wmi_rate_tbl[][2] = {
+ /* {W/O SGI, with SGI} */
+ {1000, 1000},
+ {2000, 2000},
+ {5500, 5500},
+ {11000, 11000},
+ {6000, 6000},
+ {9000, 9000},
+ {12000, 12000},
+ {18000, 18000},
+ {24000, 24000},
+ {36000, 36000},
+ {48000, 48000},
+ {54000, 54000},
+ {6500, 7200},
+ {13000, 14400},
+ {19500, 21700},
+ {26000, 28900},
+ {39000, 43300},
+ {52000, 57800},
+ {58500, 65000},
+ {65000, 72200},
+ {13500, 15000},
+ {27000, 30000},
+ {40500, 45000},
+ {54000, 60000},
+ {81000, 90000},
+ {108000, 120000},
+ {121500, 135000},
+ {135000, 150000},
+ {0, 0}
+};
+
+static const s32 wmi_rate_tbl_mcs15[][2] = {
+ /* {W/O SGI, with SGI} */
+ {1000, 1000},
+ {2000, 2000},
+ {5500, 5500},
+ {11000, 11000},
+ {6000, 6000},
+ {9000, 9000},
+ {12000, 12000},
+ {18000, 18000},
+ {24000, 24000},
+ {36000, 36000},
+ {48000, 48000},
+ {54000, 54000},
+ {6500, 7200}, /* HT 20, MCS 0 */
+ {13000, 14400},
+ {19500, 21700},
+ {26000, 28900},
+ {39000, 43300},
+ {52000, 57800},
+ {58500, 65000},
+ {65000, 72200},
+ {13000, 14400}, /* HT 20, MCS 8 */
+ {26000, 28900},
+ {39000, 43300},
+ {52000, 57800},
+ {78000, 86700},
+ {104000, 115600},
+ {117000, 130000},
+ {130000, 144400}, /* HT 20, MCS 15 */
+ {13500, 15000}, /*HT 40, MCS 0 */
+ {27000, 30000},
+ {40500, 45000},
+ {54000, 60000},
+ {81000, 90000},
+ {108000, 120000},
+ {121500, 135000},
+ {135000, 150000},
+ {27000, 30000}, /*HT 40, MCS 8 */
+ {54000, 60000},
+ {81000, 90000},
+ {108000, 120000},
+ {162000, 180000},
+ {216000, 240000},
+ {243000, 270000},
+ {270000, 300000}, /*HT 40, MCS 15 */
+ {0, 0}
+};
+
+/* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */
+static const u8 up_to_ac[] = {
+ WMM_AC_BE,
+ WMM_AC_BK,
+ WMM_AC_BK,
+ WMM_AC_BE,
+ WMM_AC_VI,
+ WMM_AC_VI,
+ WMM_AC_VO,
+ WMM_AC_VO,
+};
+
+void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id)
+{
+ if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX))
+ return;
+
+ wmi->ep_id = ep_id;
+}
+
+enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi)
+{
+ return wmi->ep_id;
+}
+
+struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx)
+{
+ struct ath6kl_vif *vif, *found = NULL;
+
+ if (WARN_ON(if_idx > (ar->vif_max - 1)))
+ return NULL;
+
+ /* FIXME: Locking */
+ spin_lock_bh(&ar->list_lock);
+ list_for_each_entry(vif, &ar->vif_list, list) {
+ if (vif->fw_vif_idx == if_idx) {
+ found = vif;
+ break;
+ }
+ }
+ spin_unlock_bh(&ar->list_lock);
+
+ return found;
+}
+
+/* Performs DIX to 802.3 encapsulation for transmit packets.
+ * Assumes the entire DIX header is contigous and that there is
+ * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers.
+ */
+int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb)
+{
+ struct ath6kl_llc_snap_hdr *llc_hdr;
+ struct ethhdr *eth_hdr;
+ size_t new_len;
+ __be16 type;
+ u8 *datap;
+ u16 size;
+
+ if (WARN_ON(skb == NULL))
+ return -EINVAL;
+
+ size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr);
+ if (skb_headroom(skb) < size)
+ return -ENOMEM;
+
+ eth_hdr = (struct ethhdr *) skb->data;
+ type = eth_hdr->h_proto;
+
+ if (!is_ethertype(be16_to_cpu(type))) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "%s: pkt is already in 802.3 format\n", __func__);
+ return 0;
+ }
+
+ new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr);
+
+ skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr));
+ datap = skb->data;
+
+ eth_hdr->h_proto = cpu_to_be16(new_len);
+
+ memcpy(datap, eth_hdr, sizeof(*eth_hdr));
+
+ llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr));
+ llc_hdr->dsap = 0xAA;
+ llc_hdr->ssap = 0xAA;
+ llc_hdr->cntl = 0x03;
+ llc_hdr->org_code[0] = 0x0;
+ llc_hdr->org_code[1] = 0x0;
+ llc_hdr->org_code[2] = 0x0;
+ llc_hdr->eth_type = type;
+
+ return 0;
+}
+
+static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb,
+ u8 *version, void *tx_meta_info)
+{
+ struct wmi_tx_meta_v1 *v1;
+ struct wmi_tx_meta_v2 *v2;
+
+ if (WARN_ON(skb == NULL || version == NULL))
+ return -EINVAL;
+
+ switch (*version) {
+ case WMI_META_VERSION_1:
+ skb_push(skb, WMI_MAX_TX_META_SZ);
+ v1 = (struct wmi_tx_meta_v1 *) skb->data;
+ v1->pkt_id = 0;
+ v1->rate_plcy_id = 0;
+ *version = WMI_META_VERSION_1;
+ break;
+ case WMI_META_VERSION_2:
+ skb_push(skb, WMI_MAX_TX_META_SZ);
+ v2 = (struct wmi_tx_meta_v2 *) skb->data;
+ memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info,
+ sizeof(struct wmi_tx_meta_v2));
+ break;
+ }
+
+ return 0;
+}
+
+int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb,
+ u8 msg_type, u32 flags,
+ enum wmi_data_hdr_data_type data_type,
+ u8 meta_ver, void *tx_meta_info, u8 if_idx)
+{
+ struct wmi_data_hdr *data_hdr;
+ int ret;
+
+ if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1)))
+ return -EINVAL;
+
+ if (tx_meta_info) {
+ ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info);
+ if (ret)
+ return ret;
+ }
+
+ skb_push(skb, sizeof(struct wmi_data_hdr));
+
+ data_hdr = (struct wmi_data_hdr *)skb->data;
+ memset(data_hdr, 0, sizeof(struct wmi_data_hdr));
+
+ data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT;
+ data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT;
+
+ if (flags & WMI_DATA_HDR_FLAGS_MORE)
+ data_hdr->info |= WMI_DATA_HDR_MORE;
+
+ if (flags & WMI_DATA_HDR_FLAGS_EOSP)
+ data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP);
+
+ data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT);
+ data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
+
+ return 0;
+}
+
+u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri)
+{
+ struct iphdr *ip_hdr = (struct iphdr *) pkt;
+ u8 ip_pri;
+
+ /*
+ * Determine IPTOS priority
+ *
+ * IP-TOS - 8bits
+ * : DSCP(6-bits) ECN(2-bits)
+ * : DSCP - P2 P1 P0 X X X
+ * where (P2 P1 P0) form 802.1D
+ */
+ ip_pri = ip_hdr->tos >> 5;
+ ip_pri &= 0x7;
+
+ if ((layer2_pri & 0x7) > ip_pri)
+ return (u8) layer2_pri & 0x7;
+ else
+ return ip_pri;
+}
+
+u8 ath6kl_wmi_get_traffic_class(u8 user_priority)
+{
+ return up_to_ac[user_priority & 0x7];
+}
+
+int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx,
+ struct sk_buff *skb,
+ u32 layer2_priority, bool wmm_enabled,
+ u8 *ac)
+{
+ struct wmi_data_hdr *data_hdr;
+ struct ath6kl_llc_snap_hdr *llc_hdr;
+ struct wmi_create_pstream_cmd cmd;
+ u32 meta_size, hdr_size;
+ u16 ip_type = IP_ETHERTYPE;
+ u8 stream_exist, usr_pri;
+ u8 traffic_class = WMM_AC_BE;
+ u8 *datap;
+
+ if (WARN_ON(skb == NULL))
+ return -EINVAL;
+
+ datap = skb->data;
+ data_hdr = (struct wmi_data_hdr *) datap;
+
+ meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) &
+ WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0;
+
+ if (!wmm_enabled) {
+ /* If WMM is disabled all traffic goes as BE traffic */
+ usr_pri = 0;
+ } else {
+ hdr_size = sizeof(struct ethhdr);
+
+ llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap +
+ sizeof(struct
+ wmi_data_hdr) +
+ meta_size + hdr_size);
+
+ if (llc_hdr->eth_type == htons(ip_type)) {
+ /*
+ * Extract the endpoint info from the TOS field
+ * in the IP header.
+ */
+ usr_pri =
+ ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) +
+ sizeof(struct ath6kl_llc_snap_hdr),
+ layer2_priority);
+ } else {
+ usr_pri = layer2_priority & 0x7;
+ }
+
+ /*
+ * Queue the EAPOL frames in the same WMM_AC_VO queue
+ * as that of management frames.
+ */
+ if (skb->protocol == cpu_to_be16(ETH_P_PAE))
+ usr_pri = WMI_VOICE_USER_PRIORITY;
+ }
+
+ /*
+ * workaround for WMM S5
+ *
+ * FIXME: wmi->traffic_class is always 100 so this test doesn't
+ * make sense
+ */
+ if ((wmi->traffic_class == WMM_AC_VI) &&
+ ((usr_pri == 5) || (usr_pri == 4)))
+ usr_pri = 1;
+
+ /* Convert user priority to traffic class */
+ traffic_class = up_to_ac[usr_pri & 0x7];
+
+ wmi_data_hdr_set_up(data_hdr, usr_pri);
+
+ spin_lock_bh(&wmi->lock);
+ stream_exist = wmi->fat_pipe_exist;
+ spin_unlock_bh(&wmi->lock);
+
+ if (!(stream_exist & (1 << traffic_class))) {
+ memset(&cmd, 0, sizeof(cmd));
+ cmd.traffic_class = traffic_class;
+ cmd.user_pri = usr_pri;
+ cmd.inactivity_int =
+ cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT);
+ /* Implicit streams are created with TSID 0xFF */
+ cmd.tsid = WMI_IMPLICIT_PSTREAM;
+ ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd);
+ }
+
+ *ac = traffic_class;
+
+ return 0;
+}
+
+int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb)
+{
+ struct ieee80211_hdr_3addr *pwh, wh;
+ struct ath6kl_llc_snap_hdr *llc_hdr;
+ struct ethhdr eth_hdr;
+ u32 hdr_size;
+ u8 *datap;
+ __le16 sub_type;
+
+ if (WARN_ON(skb == NULL))
+ return -EINVAL;
+
+ datap = skb->data;
+ pwh = (struct ieee80211_hdr_3addr *) datap;
+
+ sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE);
+
+ memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr));
+
+ /* Strip off the 802.11 header */
+ if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
+ hdr_size = roundup(sizeof(struct ieee80211_qos_hdr),
+ sizeof(u32));
+ skb_pull(skb, hdr_size);
+ } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) {
+ skb_pull(skb, sizeof(struct ieee80211_hdr_3addr));
+ }
+
+ datap = skb->data;
+ llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap);
+
+ memset(ð_hdr, 0, sizeof(eth_hdr));
+ eth_hdr.h_proto = llc_hdr->eth_type;
+
+ switch ((le16_to_cpu(wh.frame_control)) &
+ (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) {
+ case 0:
+ memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
+ memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
+ break;
+ case IEEE80211_FCTL_TODS:
+ memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN);
+ memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
+ break;
+ case IEEE80211_FCTL_FROMDS:
+ memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
+ memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN);
+ break;
+ case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS:
+ break;
+ }
+
+ skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
+ skb_push(skb, sizeof(eth_hdr));
+
+ datap = skb->data;
+
+ memcpy(datap, ð_hdr, sizeof(eth_hdr));
+
+ return 0;
+}
+
+/*
+ * Performs 802.3 to DIX encapsulation for received packets.
+ * Assumes the entire 802.3 header is contigous.
+ */
+int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb)
+{
+ struct ath6kl_llc_snap_hdr *llc_hdr;
+ struct ethhdr eth_hdr;
+ u8 *datap;
+
+ if (WARN_ON(skb == NULL))
+ return -EINVAL;
+
+ datap = skb->data;
+
+ memcpy(ð_hdr, datap, sizeof(eth_hdr));
+
+ llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr));
+ eth_hdr.h_proto = llc_hdr->eth_type;
+
+ skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
+ datap = skb->data;
+
+ memcpy(datap, ð_hdr, sizeof(eth_hdr));
+
+ return 0;
+}
+
+static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len)
+{
+ struct tx_complete_msg_v1 *msg_v1;
+ struct wmi_tx_complete_event *evt;
+ int index;
+ u16 size;
+
+ evt = (struct wmi_tx_complete_event *) datap;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n",
+ evt->num_msg, evt->msg_len, evt->msg_type);
+
+ for (index = 0; index < evt->num_msg; index++) {
+ size = sizeof(struct wmi_tx_complete_event) +
+ (index * sizeof(struct tx_complete_msg_v1));
+ msg_v1 = (struct tx_complete_msg_v1 *)(datap + size);
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n",
+ msg_v1->status, msg_v1->pkt_id,
+ msg_v1->rate_idx, msg_v1->ack_failures);
+ }
+
+ return 0;
+}
+
+static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap,
+ int len, struct ath6kl_vif *vif)
+{
+ struct wmi_remain_on_chnl_event *ev;
+ u32 freq;
+ u32 dur;
+ struct ieee80211_channel *chan;
+ struct ath6kl *ar = wmi->parent_dev;
+ u32 id;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+
+ ev = (struct wmi_remain_on_chnl_event *) datap;
+ freq = le32_to_cpu(ev->freq);
+ dur = le32_to_cpu(ev->duration);
+ ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n",
+ freq, dur);
+ chan = ieee80211_get_channel(ar->wiphy, freq);
+ if (!chan) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "remain_on_chnl: Unknown channel (freq=%u)\n",
+ freq);
+ return -EINVAL;
+ }
+ id = vif->last_roc_id;
+ cfg80211_ready_on_channel(&vif->wdev, id, chan,
+ dur, GFP_ATOMIC);
+
+ return 0;
+}
+
+static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi,
+ u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_cancel_remain_on_chnl_event *ev;
+ u32 freq;
+ u32 dur;
+ struct ieee80211_channel *chan;
+ struct ath6kl *ar = wmi->parent_dev;
+ u32 id;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+
+ ev = (struct wmi_cancel_remain_on_chnl_event *) datap;
+ freq = le32_to_cpu(ev->freq);
+ dur = le32_to_cpu(ev->duration);
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n",
+ freq, dur, ev->status);
+ chan = ieee80211_get_channel(ar->wiphy, freq);
+ if (!chan) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "cancel_remain_on_chnl: Unknown channel (freq=%u)\n",
+ freq);
+ return -EINVAL;
+ }
+ if (vif->last_cancel_roc_id &&
+ vif->last_cancel_roc_id + 1 == vif->last_roc_id)
+ id = vif->last_cancel_roc_id; /* event for cancel command */
+ else
+ id = vif->last_roc_id; /* timeout on uncanceled r-o-c */
+ vif->last_cancel_roc_id = 0;
+ cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, GFP_ATOMIC);
+
+ return 0;
+}
+
+static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_tx_status_event *ev;
+ u32 id;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+
+ ev = (struct wmi_tx_status_event *) datap;
+ id = le32_to_cpu(ev->id);
+ ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n",
+ id, ev->ack_status);
+ if (wmi->last_mgmt_tx_frame) {
+ cfg80211_mgmt_tx_status(&vif->wdev, id,
+ wmi->last_mgmt_tx_frame,
+ wmi->last_mgmt_tx_frame_len,
+ !!ev->ack_status, GFP_ATOMIC);
+ kfree(wmi->last_mgmt_tx_frame);
+ wmi->last_mgmt_tx_frame = NULL;
+ wmi->last_mgmt_tx_frame_len = 0;
+ }
+
+ return 0;
+}
+
+static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_p2p_rx_probe_req_event *ev;
+ u32 freq;
+ u16 dlen;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+
+ ev = (struct wmi_p2p_rx_probe_req_event *) datap;
+ freq = le32_to_cpu(ev->freq);
+ dlen = le16_to_cpu(ev->len);
+ if (datap + len < ev->data + dlen) {
+ ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n",
+ len, dlen);
+ return -EINVAL;
+ }
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "rx_probe_req: len=%u freq=%u probe_req_report=%d\n",
+ dlen, freq, vif->probe_req_report);
+
+ if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
+ cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0);
+
+ return 0;
+}
+
+static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len)
+{
+ struct wmi_p2p_capabilities_event *ev;
+ u16 dlen;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+
+ ev = (struct wmi_p2p_capabilities_event *) datap;
+ dlen = le16_to_cpu(ev->len);
+ ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen);
+
+ return 0;
+}
+
+static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_rx_action_event *ev;
+ u32 freq;
+ u16 dlen;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+
+ ev = (struct wmi_rx_action_event *) datap;
+ freq = le32_to_cpu(ev->freq);
+ dlen = le16_to_cpu(ev->len);
+ if (datap + len < ev->data + dlen) {
+ ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n",
+ len, dlen);
+ return -EINVAL;
+ }
+ ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
+ cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0);
+
+ return 0;
+}
+
+static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len)
+{
+ struct wmi_p2p_info_event *ev;
+ u32 flags;
+ u16 dlen;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+
+ ev = (struct wmi_p2p_info_event *) datap;
+ flags = le32_to_cpu(ev->info_req_flags);
+ dlen = le16_to_cpu(ev->len);
+ ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen);
+
+ if (flags & P2P_FLAG_CAPABILITIES_REQ) {
+ struct wmi_p2p_capabilities *cap;
+ if (dlen < sizeof(*cap))
+ return -EINVAL;
+ cap = (struct wmi_p2p_capabilities *) ev->data;
+ ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n",
+ cap->go_power_save);
+ }
+
+ if (flags & P2P_FLAG_MACADDR_REQ) {
+ struct wmi_p2p_macaddr *mac;
+ if (dlen < sizeof(*mac))
+ return -EINVAL;
+ mac = (struct wmi_p2p_macaddr *) ev->data;
+ ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n",
+ mac->mac_addr);
+ }
+
+ if (flags & P2P_FLAG_HMODEL_REQ) {
+ struct wmi_p2p_hmodel *mod;
+ if (dlen < sizeof(*mod))
+ return -EINVAL;
+ mod = (struct wmi_p2p_hmodel *) ev->data;
+ ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n",
+ mod->p2p_model,
+ mod->p2p_model ? "host" : "firmware");
+ }
+ return 0;
+}
+
+static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size)
+{
+ struct sk_buff *skb;
+
+ skb = ath6kl_buf_alloc(size);
+ if (!skb)
+ return NULL;
+
+ skb_put(skb, size);
+ if (size)
+ memset(skb->data, 0, size);
+
+ return skb;
+}
+
+/* Send a "simple" wmi command -- one with no arguments */
+static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx,
+ enum wmi_cmd_id cmd_id)
+{
+ struct sk_buff *skb;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(0);
+ if (!skb)
+ return -ENOMEM;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap;
+
+ if (len < sizeof(struct wmi_ready_event_2))
+ return -EINVAL;
+
+ ath6kl_ready_event(wmi->parent_dev, ev->mac_addr,
+ le32_to_cpu(ev->sw_version),
+ le32_to_cpu(ev->abi_version), ev->phy_cap);
+
+ return 0;
+}
+
+/*
+ * Mechanism to modify the roaming behavior in the firmware. The lower rssi
+ * at which the station has to roam can be passed with
+ * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level
+ * in dBm.
+ */
+int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi)
+{
+ struct sk_buff *skb;
+ struct roam_ctrl_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct roam_ctrl_cmd *) skb->data;
+
+ cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD);
+ cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi +
+ DEF_SCAN_FOR_ROAM_INTVL);
+ cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi);
+ cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR;
+ cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS;
+
+ ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return 0;
+}
+
+int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
+{
+ struct sk_buff *skb;
+ struct roam_ctrl_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct roam_ctrl_cmd *) skb->data;
+
+ memcpy(cmd->info.bssid, bssid, ETH_ALEN);
+ cmd->roam_ctrl = WMI_FORCE_ROAM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid);
+ return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx,
+ u32 beacon_intvl)
+{
+ struct sk_buff *skb;
+ struct set_beacon_int_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct set_beacon_int_cmd *) skb->data;
+
+ cmd->beacon_intvl = cpu_to_le32(beacon_intvl);
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period)
+{
+ struct sk_buff *skb;
+ struct set_dtim_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct set_dtim_cmd *) skb->data;
+
+ cmd->dtim_period = cpu_to_le32(dtim_period);
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode)
+{
+ struct sk_buff *skb;
+ struct roam_ctrl_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct roam_ctrl_cmd *) skb->data;
+
+ cmd->info.roam_mode = mode;
+ cmd->roam_ctrl = WMI_SET_ROAM_MODE;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode);
+ return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_connect_event *ev;
+ u8 *pie, *peie;
+
+ if (len < sizeof(struct wmi_connect_event))
+ return -EINVAL;
+
+ ev = (struct wmi_connect_event *) datap;
+
+ if (vif->nw_type == AP_NETWORK) {
+ /* AP mode start/STA connected event */
+ struct net_device *dev = vif->ndev;
+ if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "%s: freq %d bssid %pM (AP started)\n",
+ __func__, le16_to_cpu(ev->u.ap_bss.ch),
+ ev->u.ap_bss.bssid);
+ ath6kl_connect_ap_mode_bss(
+ vif, le16_to_cpu(ev->u.ap_bss.ch));
+ } else {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n",
+ __func__, ev->u.ap_sta.aid,
+ ev->u.ap_sta.mac_addr,
+ ev->u.ap_sta.auth,
+ ev->u.ap_sta.keymgmt,
+ le16_to_cpu(ev->u.ap_sta.cipher),
+ ev->u.ap_sta.apsd_info);
+
+ ath6kl_connect_ap_mode_sta(
+ vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr,
+ ev->u.ap_sta.keymgmt,
+ le16_to_cpu(ev->u.ap_sta.cipher),
+ ev->u.ap_sta.auth, ev->assoc_req_len,
+ ev->assoc_info + ev->beacon_ie_len,
+ ev->u.ap_sta.apsd_info);
+ }
+ return 0;
+ }
+
+ /* STA/IBSS mode connection event */
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n",
+ le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid,
+ le16_to_cpu(ev->u.sta.listen_intvl),
+ le16_to_cpu(ev->u.sta.beacon_intvl),
+ le32_to_cpu(ev->u.sta.nw_type));
+
+ /* Start of assoc rsp IEs */
+ pie = ev->assoc_info + ev->beacon_ie_len +
+ ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */
+
+ /* End of assoc rsp IEs */
+ peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len +
+ ev->assoc_resp_len;
+
+ while (pie < peie) {
+ switch (*pie) {
+ case WLAN_EID_VENDOR_SPECIFIC:
+ if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 &&
+ pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) {
+ /* WMM OUT (00:50:F2) */
+ if (pie[1] > 5 &&
+ pie[6] == WMM_PARAM_OUI_SUBTYPE)
+ wmi->is_wmm_enabled = true;
+ }
+ break;
+ }
+
+ if (wmi->is_wmm_enabled)
+ break;
+
+ pie += pie[1] + 2;
+ }
+
+ ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch),
+ ev->u.sta.bssid,
+ le16_to_cpu(ev->u.sta.listen_intvl),
+ le16_to_cpu(ev->u.sta.beacon_intvl),
+ le32_to_cpu(ev->u.sta.nw_type),
+ ev->beacon_ie_len, ev->assoc_req_len,
+ ev->assoc_resp_len, ev->assoc_info);
+
+ return 0;
+}
+
+static struct country_code_to_enum_rd *
+ath6kl_regd_find_country(u16 countryCode)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
+ if (allCountries[i].countryCode == countryCode)
+ return &allCountries[i];
+ }
+
+ return NULL;
+}
+
+static struct reg_dmn_pair_mapping *
+ath6kl_get_regpair(u16 regdmn)
+{
+ int i;
+
+ if (regdmn == NO_ENUMRD)
+ return NULL;
+
+ for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
+ if (regDomainPairs[i].reg_domain == regdmn)
+ return ®DomainPairs[i];
+ }
+
+ return NULL;
+}
+
+static struct country_code_to_enum_rd *
+ath6kl_regd_find_country_by_rd(u16 regdmn)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
+ if (allCountries[i].regDmnEnum == regdmn)
+ return &allCountries[i];
+ }
+
+ return NULL;
+}
+
+static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
+{
+ struct ath6kl_wmi_regdomain *ev;
+ struct country_code_to_enum_rd *country = NULL;
+ struct reg_dmn_pair_mapping *regpair = NULL;
+ char alpha2[2];
+ u32 reg_code;
+
+ ev = (struct ath6kl_wmi_regdomain *) datap;
+ reg_code = le32_to_cpu(ev->reg_code);
+
+ if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) {
+ country = ath6kl_regd_find_country((u16) reg_code);
+ } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
+ regpair = ath6kl_get_regpair((u16) reg_code);
+ country = ath6kl_regd_find_country_by_rd((u16) reg_code);
+ if (regpair)
+ ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n",
+ regpair->reg_domain);
+ else
+ ath6kl_warn("Regpair not found reg_code 0x%0x\n",
+ reg_code);
+ }
+
+ if (country && wmi->parent_dev->wiphy_registered) {
+ alpha2[0] = country->isoName[0];
+ alpha2[1] = country->isoName[1];
+
+ regulatory_hint(wmi->parent_dev->wiphy, alpha2);
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n",
+ alpha2[0], alpha2[1]);
+ }
+}
+
+static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_disconnect_event *ev;
+ wmi->traffic_class = 100;
+
+ if (len < sizeof(struct wmi_disconnect_event))
+ return -EINVAL;
+
+ ev = (struct wmi_disconnect_event *) datap;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n",
+ le16_to_cpu(ev->proto_reason_status), ev->bssid,
+ ev->disconn_reason, ev->assoc_resp_len);
+
+ wmi->is_wmm_enabled = false;
+
+ ath6kl_disconnect_event(vif, ev->disconn_reason,
+ ev->bssid, ev->assoc_resp_len, ev->assoc_info,
+ le16_to_cpu(ev->proto_reason_status));
+
+ return 0;
+}
+
+static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ struct wmi_peer_node_event *ev;
+
+ if (len < sizeof(struct wmi_peer_node_event))
+ return -EINVAL;
+
+ ev = (struct wmi_peer_node_event *) datap;
+
+ if (ev->event_code == PEER_NODE_JOIN_EVENT)
+ ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n",
+ ev->peer_mac_addr);
+ else if (ev->event_code == PEER_NODE_LEAVE_EVENT)
+ ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n",
+ ev->peer_mac_addr);
+
+ return 0;
+}
+
+static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_tkip_micerr_event *ev;
+
+ if (len < sizeof(struct wmi_tkip_micerr_event))
+ return -EINVAL;
+
+ ev = (struct wmi_tkip_micerr_event *) datap;
+
+ ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast);
+
+ return 0;
+}
+
+void ath6kl_wmi_sscan_timer(unsigned long ptr)
+{
+ struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr;
+
+ cfg80211_sched_scan_results(vif->ar->wiphy);
+}
+
+static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_bss_info_hdr2 *bih;
+ u8 *buf;
+ struct ieee80211_channel *channel;
+ struct ath6kl *ar = wmi->parent_dev;
+ struct cfg80211_bss *bss;
+
+ if (len <= sizeof(struct wmi_bss_info_hdr2))
+ return -EINVAL;
+
+ bih = (struct wmi_bss_info_hdr2 *) datap;
+ buf = datap + sizeof(struct wmi_bss_info_hdr2);
+ len -= sizeof(struct wmi_bss_info_hdr2);
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" "
+ "frame_type=%d\n",
+ bih->ch, bih->snr, bih->snr - 95, bih->bssid,
+ bih->frame_type);
+
+ if (bih->frame_type != BEACON_FTYPE &&
+ bih->frame_type != PROBERESP_FTYPE)
+ return 0; /* Only update BSS table for now */
+
+ if (bih->frame_type == BEACON_FTYPE &&
+ test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) {
+ clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
+ ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
+ NONE_BSS_FILTER, 0);
+ }
+
+ channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch));
+ if (channel == NULL)
+ return -EINVAL;
+
+ if (len < 8 + 2 + 2)
+ return -EINVAL;
+
+ if (bih->frame_type == BEACON_FTYPE &&
+ test_bit(CONNECTED, &vif->flags) &&
+ memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) {
+ const u8 *tim;
+ tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2,
+ len - 8 - 2 - 2);
+ if (tim && tim[1] >= 2) {
+ vif->assoc_bss_dtim_period = tim[3];
+ set_bit(DTIM_PERIOD_AVAIL, &vif->flags);
+ }
+ }
+
+ bss = cfg80211_inform_bss(ar->wiphy, channel,
+ bih->frame_type == BEACON_FTYPE ?
+ CFG80211_BSS_FTYPE_BEACON :
+ CFG80211_BSS_FTYPE_PRESP,
+ bih->bssid, get_unaligned_le64((__le64 *)buf),
+ get_unaligned_le16(((__le16 *)buf) + 5),
+ get_unaligned_le16(((__le16 *)buf) + 4),
+ buf + 8 + 2 + 2, len - 8 - 2 - 2,
+ (bih->snr - 95) * 100, GFP_ATOMIC);
+ if (bss == NULL)
+ return -ENOMEM;
+ cfg80211_put_bss(ar->wiphy, bss);
+
+ /*
+ * Firmware doesn't return any event when scheduled scan has
+ * finished, so we need to use a timer to find out when there are
+ * no more results.
+ *
+ * The timer is started from the first bss info received, otherwise
+ * the timer would not ever fire if the scan interval is short
+ * enough.
+ */
+ if (test_bit(SCHED_SCANNING, &vif->flags) &&
+ !timer_pending(&vif->sched_scan_timer)) {
+ mod_timer(&vif->sched_scan_timer, jiffies +
+ msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY));
+ }
+
+ return 0;
+}
+
+/* Inactivity timeout of a fatpipe(pstream) at the target */
+static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
+ int len)
+{
+ struct wmi_pstream_timeout_event *ev;
+
+ if (len < sizeof(struct wmi_pstream_timeout_event))
+ return -EINVAL;
+
+ ev = (struct wmi_pstream_timeout_event *) datap;
+
+ /*
+ * When the pstream (fat pipe == AC) timesout, it means there were
+ * no thinStreams within this pstream & it got implicitly created
+ * due to data flow on this AC. We start the inactivity timer only
+ * for implicitly created pstream. Just reset the host state.
+ */
+ spin_lock_bh(&wmi->lock);
+ wmi->stream_exist_for_ac[ev->traffic_class] = 0;
+ wmi->fat_pipe_exist &= ~(1 << ev->traffic_class);
+ spin_unlock_bh(&wmi->lock);
+
+ /* Indicate inactivity to driver layer for this fatpipe (pstream) */
+ ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false);
+
+ return 0;
+}
+
+static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ struct wmi_bit_rate_reply *reply;
+ s32 rate;
+ u32 sgi, index;
+
+ if (len < sizeof(struct wmi_bit_rate_reply))
+ return -EINVAL;
+
+ reply = (struct wmi_bit_rate_reply *) datap;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index);
+
+ if (reply->rate_index == (s8) RATE_AUTO) {
+ rate = RATE_AUTO;
+ } else {
+ index = reply->rate_index & 0x7f;
+ if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1)))
+ return -EINVAL;
+
+ sgi = (reply->rate_index & 0x80) ? 1 : 0;
+ rate = wmi_rate_tbl[index][sgi];
+ }
+
+ ath6kl_wakeup_event(wmi->parent_dev);
+
+ return 0;
+}
+
+static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ ath6kl_tm_rx_event(wmi->parent_dev, datap, len);
+
+ return 0;
+}
+
+static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ if (len < sizeof(struct wmi_fix_rates_reply))
+ return -EINVAL;
+
+ ath6kl_wakeup_event(wmi->parent_dev);
+
+ return 0;
+}
+
+static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ if (len < sizeof(struct wmi_channel_list_reply))
+ return -EINVAL;
+
+ ath6kl_wakeup_event(wmi->parent_dev);
+
+ return 0;
+}
+
+static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ struct wmi_tx_pwr_reply *reply;
+
+ if (len < sizeof(struct wmi_tx_pwr_reply))
+ return -EINVAL;
+
+ reply = (struct wmi_tx_pwr_reply *) datap;
+ ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM);
+
+ return 0;
+}
+
+static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ if (len < sizeof(struct wmi_get_keepalive_cmd))
+ return -EINVAL;
+
+ ath6kl_wakeup_event(wmi->parent_dev);
+
+ return 0;
+}
+
+static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_scan_complete_event *ev;
+
+ ev = (struct wmi_scan_complete_event *) datap;
+
+ ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status));
+ wmi->is_probe_ssid = false;
+
+ return 0;
+}
+
+static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap,
+ int len, struct ath6kl_vif *vif)
+{
+ struct wmi_neighbor_report_event *ev;
+ u8 i;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+ ev = (struct wmi_neighbor_report_event *) datap;
+ if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info)
+ > len) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "truncated neighbor event (num=%d len=%d)\n",
+ ev->num_neighbors, len);
+ return -EINVAL;
+ }
+ for (i = 0; i < ev->num_neighbors; i++) {
+ ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n",
+ i + 1, ev->num_neighbors, ev->neighbor[i].bssid,
+ ev->neighbor[i].bss_flags);
+ cfg80211_pmksa_candidate_notify(vif->ndev, i,
+ ev->neighbor[i].bssid,
+ !!(ev->neighbor[i].bss_flags &
+ WMI_PREAUTH_CAPABLE_BSS),
+ GFP_ATOMIC);
+ }
+
+ return 0;
+}
+
+/*
+ * Target is reporting a programming error. This is for
+ * developer aid only. Target only checks a few common violations
+ * and it is responsibility of host to do all error checking.
+ * Behavior of target after wmi error event is undefined.
+ * A reset is recommended.
+ */
+static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ const char *type = "unknown error";
+ struct wmi_cmd_error_event *ev;
+ ev = (struct wmi_cmd_error_event *) datap;
+
+ switch (ev->err_code) {
+ case INVALID_PARAM:
+ type = "invalid parameter";
+ break;
+ case ILLEGAL_STATE:
+ type = "invalid state";
+ break;
+ case INTERNAL_ERROR:
+ type = "internal error";
+ break;
+ }
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n",
+ ev->cmd_id, type);
+
+ return 0;
+}
+
+static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ ath6kl_tgt_stats_event(vif, datap, len);
+
+ return 0;
+}
+
+static u8 ath6kl_wmi_get_upper_threshold(s16 rssi,
+ struct sq_threshold_params *sq_thresh,
+ u32 size)
+{
+ u32 index;
+ u8 threshold = (u8) sq_thresh->upper_threshold[size - 1];
+
+ /* The list is already in sorted order. Get the next lower value */
+ for (index = 0; index < size; index++) {
+ if (rssi < sq_thresh->upper_threshold[index]) {
+ threshold = (u8) sq_thresh->upper_threshold[index];
+ break;
+ }
+ }
+
+ return threshold;
+}
+
+static u8 ath6kl_wmi_get_lower_threshold(s16 rssi,
+ struct sq_threshold_params *sq_thresh,
+ u32 size)
+{
+ u32 index;
+ u8 threshold = (u8) sq_thresh->lower_threshold[size - 1];
+
+ /* The list is already in sorted order. Get the next lower value */
+ for (index = 0; index < size; index++) {
+ if (rssi > sq_thresh->lower_threshold[index]) {
+ threshold = (u8) sq_thresh->lower_threshold[index];
+ break;
+ }
+ }
+
+ return threshold;
+}
+
+static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi,
+ struct wmi_rssi_threshold_params_cmd *rssi_cmd)
+{
+ struct sk_buff *skb;
+ struct wmi_rssi_threshold_params_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data;
+ memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd));
+
+ return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap,
+ int len)
+{
+ struct wmi_rssi_threshold_event *reply;
+ struct wmi_rssi_threshold_params_cmd cmd;
+ struct sq_threshold_params *sq_thresh;
+ enum wmi_rssi_threshold_val new_threshold;
+ u8 upper_rssi_threshold, lower_rssi_threshold;
+ s16 rssi;
+ int ret;
+
+ if (len < sizeof(struct wmi_rssi_threshold_event))
+ return -EINVAL;
+
+ reply = (struct wmi_rssi_threshold_event *) datap;
+ new_threshold = (enum wmi_rssi_threshold_val) reply->range;
+ rssi = a_sle16_to_cpu(reply->rssi);
+
+ sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI];
+
+ /*
+ * Identify the threshold breached and communicate that to the app.
+ * After that install a new set of thresholds based on the signal
+ * quality reported by the target
+ */
+ if (new_threshold) {
+ /* Upper threshold breached */
+ if (rssi < sq_thresh->upper_threshold[0]) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "spurious upper rssi threshold event: %d\n",
+ rssi);
+ } else if ((rssi < sq_thresh->upper_threshold[1]) &&
+ (rssi >= sq_thresh->upper_threshold[0])) {
+ new_threshold = WMI_RSSI_THRESHOLD1_ABOVE;
+ } else if ((rssi < sq_thresh->upper_threshold[2]) &&
+ (rssi >= sq_thresh->upper_threshold[1])) {
+ new_threshold = WMI_RSSI_THRESHOLD2_ABOVE;
+ } else if ((rssi < sq_thresh->upper_threshold[3]) &&
+ (rssi >= sq_thresh->upper_threshold[2])) {
+ new_threshold = WMI_RSSI_THRESHOLD3_ABOVE;
+ } else if ((rssi < sq_thresh->upper_threshold[4]) &&
+ (rssi >= sq_thresh->upper_threshold[3])) {
+ new_threshold = WMI_RSSI_THRESHOLD4_ABOVE;
+ } else if ((rssi < sq_thresh->upper_threshold[5]) &&
+ (rssi >= sq_thresh->upper_threshold[4])) {
+ new_threshold = WMI_RSSI_THRESHOLD5_ABOVE;
+ } else if (rssi >= sq_thresh->upper_threshold[5]) {
+ new_threshold = WMI_RSSI_THRESHOLD6_ABOVE;
+ }
+ } else {
+ /* Lower threshold breached */
+ if (rssi > sq_thresh->lower_threshold[0]) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "spurious lower rssi threshold event: %d %d\n",
+ rssi, sq_thresh->lower_threshold[0]);
+ } else if ((rssi > sq_thresh->lower_threshold[1]) &&
+ (rssi <= sq_thresh->lower_threshold[0])) {
+ new_threshold = WMI_RSSI_THRESHOLD6_BELOW;
+ } else if ((rssi > sq_thresh->lower_threshold[2]) &&
+ (rssi <= sq_thresh->lower_threshold[1])) {
+ new_threshold = WMI_RSSI_THRESHOLD5_BELOW;
+ } else if ((rssi > sq_thresh->lower_threshold[3]) &&
+ (rssi <= sq_thresh->lower_threshold[2])) {
+ new_threshold = WMI_RSSI_THRESHOLD4_BELOW;
+ } else if ((rssi > sq_thresh->lower_threshold[4]) &&
+ (rssi <= sq_thresh->lower_threshold[3])) {
+ new_threshold = WMI_RSSI_THRESHOLD3_BELOW;
+ } else if ((rssi > sq_thresh->lower_threshold[5]) &&
+ (rssi <= sq_thresh->lower_threshold[4])) {
+ new_threshold = WMI_RSSI_THRESHOLD2_BELOW;
+ } else if (rssi <= sq_thresh->lower_threshold[5]) {
+ new_threshold = WMI_RSSI_THRESHOLD1_BELOW;
+ }
+ }
+
+ /* Calculate and install the next set of thresholds */
+ lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh,
+ sq_thresh->lower_threshold_valid_count);
+ upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh,
+ sq_thresh->upper_threshold_valid_count);
+
+ /* Issue a wmi command to install the thresholds */
+ cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold);
+ cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold);
+ cmd.weight = sq_thresh->weight;
+ cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
+
+ ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd);
+ if (ret) {
+ ath6kl_err("unable to configure rssi thresholds\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_cac_event *reply;
+ struct ieee80211_tspec_ie *ts;
+ u16 active_tsids, tsinfo;
+ u8 tsid, index;
+ u8 ts_id;
+
+ if (len < sizeof(struct wmi_cac_event))
+ return -EINVAL;
+
+ reply = (struct wmi_cac_event *) datap;
+
+ if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
+ (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
+ ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
+ tsinfo = le16_to_cpu(ts->tsinfo);
+ tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
+ IEEE80211_WMM_IE_TSPEC_TID_MASK;
+
+ ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
+ reply->ac, tsid);
+ } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) {
+ /*
+ * Following assumes that there is only one outstanding
+ * ADDTS request when this event is received
+ */
+ spin_lock_bh(&wmi->lock);
+ active_tsids = wmi->stream_exist_for_ac[reply->ac];
+ spin_unlock_bh(&wmi->lock);
+
+ for (index = 0; index < sizeof(active_tsids) * 8; index++) {
+ if ((active_tsids >> index) & 1)
+ break;
+ }
+ if (index < (sizeof(active_tsids) * 8))
+ ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
+ reply->ac, index);
+ }
+
+ /*
+ * Clear active tsids and Add missing handling
+ * for delete qos stream from AP
+ */
+ else if (reply->cac_indication == CAC_INDICATION_DELETE) {
+ ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
+ tsinfo = le16_to_cpu(ts->tsinfo);
+ ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
+ IEEE80211_WMM_IE_TSPEC_TID_MASK);
+
+ spin_lock_bh(&wmi->lock);
+ wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id);
+ active_tsids = wmi->stream_exist_for_ac[reply->ac];
+ spin_unlock_bh(&wmi->lock);
+
+ /* Indicate stream inactivity to driver layer only if all tsids
+ * within this AC are deleted.
+ */
+ if (!active_tsids) {
+ ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac,
+ false);
+ wmi->fat_pipe_exist &= ~(1 << reply->ac);
+ }
+ }
+
+ return 0;
+}
+
+static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_txe_notify_event *ev;
+ u32 rate, pkts;
+
+ if (len < sizeof(*ev))
+ return -EINVAL;
+
+ if (vif->sme_state != SME_CONNECTED)
+ return -ENOTCONN;
+
+ ev = (struct wmi_txe_notify_event *) datap;
+ rate = le32_to_cpu(ev->rate);
+ pkts = le32_to_cpu(ev->pkts);
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d% pkts %d intvl %ds\n",
+ vif->bssid, rate, pkts, vif->txe_intvl);
+
+ cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts,
+ rate, vif->txe_intvl, GFP_KERNEL);
+
+ return 0;
+}
+
+int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx,
+ u32 rate, u32 pkts, u32 intvl)
+{
+ struct sk_buff *skb;
+ struct wmi_txe_notify_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_txe_notify_cmd *) skb->data;
+ cmd->rate = cpu_to_le32(rate);
+ cmd->pkts = cpu_to_le32(pkts);
+ cmd->intvl = cpu_to_le32(intvl);
+
+ return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi)
+{
+ struct sk_buff *skb;
+ struct wmi_set_rssi_filter_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_rssi_filter_cmd *) skb->data;
+ cmd->rssi = rssi;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi,
+ struct wmi_snr_threshold_params_cmd *snr_cmd)
+{
+ struct sk_buff *skb;
+ struct wmi_snr_threshold_params_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_snr_threshold_params_cmd *) skb->data;
+ memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd));
+
+ return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap,
+ int len)
+{
+ struct wmi_snr_threshold_event *reply;
+ struct sq_threshold_params *sq_thresh;
+ struct wmi_snr_threshold_params_cmd cmd;
+ enum wmi_snr_threshold_val new_threshold;
+ u8 upper_snr_threshold, lower_snr_threshold;
+ s16 snr;
+ int ret;
+
+ if (len < sizeof(struct wmi_snr_threshold_event))
+ return -EINVAL;
+
+ reply = (struct wmi_snr_threshold_event *) datap;
+
+ new_threshold = (enum wmi_snr_threshold_val) reply->range;
+ snr = reply->snr;
+
+ sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR];
+
+ /*
+ * Identify the threshold breached and communicate that to the app.
+ * After that install a new set of thresholds based on the signal
+ * quality reported by the target.
+ */
+ if (new_threshold) {
+ /* Upper threshold breached */
+ if (snr < sq_thresh->upper_threshold[0]) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "spurious upper snr threshold event: %d\n",
+ snr);
+ } else if ((snr < sq_thresh->upper_threshold[1]) &&
+ (snr >= sq_thresh->upper_threshold[0])) {
+ new_threshold = WMI_SNR_THRESHOLD1_ABOVE;
+ } else if ((snr < sq_thresh->upper_threshold[2]) &&
+ (snr >= sq_thresh->upper_threshold[1])) {
+ new_threshold = WMI_SNR_THRESHOLD2_ABOVE;
+ } else if ((snr < sq_thresh->upper_threshold[3]) &&
+ (snr >= sq_thresh->upper_threshold[2])) {
+ new_threshold = WMI_SNR_THRESHOLD3_ABOVE;
+ } else if (snr >= sq_thresh->upper_threshold[3]) {
+ new_threshold = WMI_SNR_THRESHOLD4_ABOVE;
+ }
+ } else {
+ /* Lower threshold breached */
+ if (snr > sq_thresh->lower_threshold[0]) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "spurious lower snr threshold event: %d\n",
+ sq_thresh->lower_threshold[0]);
+ } else if ((snr > sq_thresh->lower_threshold[1]) &&
+ (snr <= sq_thresh->lower_threshold[0])) {
+ new_threshold = WMI_SNR_THRESHOLD4_BELOW;
+ } else if ((snr > sq_thresh->lower_threshold[2]) &&
+ (snr <= sq_thresh->lower_threshold[1])) {
+ new_threshold = WMI_SNR_THRESHOLD3_BELOW;
+ } else if ((snr > sq_thresh->lower_threshold[3]) &&
+ (snr <= sq_thresh->lower_threshold[2])) {
+ new_threshold = WMI_SNR_THRESHOLD2_BELOW;
+ } else if (snr <= sq_thresh->lower_threshold[3]) {
+ new_threshold = WMI_SNR_THRESHOLD1_BELOW;
+ }
+ }
+
+ /* Calculate and install the next set of thresholds */
+ lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh,
+ sq_thresh->lower_threshold_valid_count);
+ upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh,
+ sq_thresh->upper_threshold_valid_count);
+
+ /* Issue a wmi command to install the thresholds */
+ cmd.thresh_above1_val = upper_snr_threshold;
+ cmd.thresh_below1_val = lower_snr_threshold;
+ cmd.weight = sq_thresh->weight;
+ cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "snr: %d, threshold: %d, lower: %d, upper: %d\n",
+ snr, new_threshold,
+ lower_snr_threshold, upper_snr_threshold);
+
+ ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd);
+ if (ret) {
+ ath6kl_err("unable to configure snr threshold\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ u16 ap_info_entry_size;
+ struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap;
+ struct wmi_ap_info_v1 *ap_info_v1;
+ u8 index;
+
+ if (len < sizeof(struct wmi_aplist_event) ||
+ ev->ap_list_ver != APLIST_VER1)
+ return -EINVAL;
+
+ ap_info_entry_size = sizeof(struct wmi_ap_info_v1);
+ ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "number of APs in aplist event: %d\n", ev->num_ap);
+
+ if (len < (int) (sizeof(struct wmi_aplist_event) +
+ (ev->num_ap - 1) * ap_info_entry_size))
+ return -EINVAL;
+
+ /* AP list version 1 contents */
+ for (index = 0; index < ev->num_ap; index++) {
+ ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n",
+ index, ap_info_v1->bssid, ap_info_v1->channel);
+ ap_info_v1++;
+ }
+
+ return 0;
+}
+
+int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb,
+ enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag)
+{
+ struct wmi_cmd_hdr *cmd_hdr;
+ enum htc_endpoint_id ep_id = wmi->ep_id;
+ int ret;
+ u16 info1;
+
+ if (WARN_ON(skb == NULL ||
+ (if_idx > (wmi->parent_dev->vif_max - 1)))) {
+ dev_kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n",
+ cmd_id, skb->len, sync_flag);
+ ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ",
+ skb->data, skb->len);
+
+ if (sync_flag >= END_WMIFLAG) {
+ dev_kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ if ((sync_flag == SYNC_BEFORE_WMIFLAG) ||
+ (sync_flag == SYNC_BOTH_WMIFLAG)) {
+ /*
+ * Make sure all data currently queued is transmitted before
+ * the cmd execution. Establish a new sync point.
+ */
+ ath6kl_wmi_sync_point(wmi, if_idx);
+ }
+
+ skb_push(skb, sizeof(struct wmi_cmd_hdr));
+
+ cmd_hdr = (struct wmi_cmd_hdr *) skb->data;
+ cmd_hdr->cmd_id = cpu_to_le16(cmd_id);
+ info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK;
+ cmd_hdr->info1 = cpu_to_le16(info1);
+
+ /* Only for OPT_TX_CMD, use BE endpoint. */
+ if (cmd_id == WMI_OPT_TX_FRAME_CMDID) {
+ ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE,
+ false, false, 0, NULL, if_idx);
+ if (ret) {
+ dev_kfree_skb(skb);
+ return ret;
+ }
+ ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE);
+ }
+
+ ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
+
+ if ((sync_flag == SYNC_AFTER_WMIFLAG) ||
+ (sync_flag == SYNC_BOTH_WMIFLAG)) {
+ /*
+ * Make sure all new data queued waits for the command to
+ * execute. Establish a new sync point.
+ */
+ ath6kl_wmi_sync_point(wmi, if_idx);
+ }
+
+ return 0;
+}
+
+int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
+ enum network_type nw_type,
+ enum dot11_auth_mode dot11_auth_mode,
+ enum auth_mode auth_mode,
+ enum crypto_type pairwise_crypto,
+ u8 pairwise_crypto_len,
+ enum crypto_type group_crypto,
+ u8 group_crypto_len, int ssid_len, u8 *ssid,
+ u8 *bssid, u16 channel, u32 ctrl_flags,
+ u8 nw_subtype)
+{
+ struct sk_buff *skb;
+ struct wmi_connect_cmd *cc;
+ int ret;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d "
+ "type %d dot11_auth %d auth %d pairwise %d group %d\n",
+ bssid, channel, ctrl_flags, ssid_len, nw_type,
+ dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto);
+ ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len);
+
+ wmi->traffic_class = 100;
+
+ if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT))
+ return -EINVAL;
+
+ if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT))
+ return -EINVAL;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cc = (struct wmi_connect_cmd *) skb->data;
+
+ if (ssid_len)
+ memcpy(cc->ssid, ssid, ssid_len);
+
+ cc->ssid_len = ssid_len;
+ cc->nw_type = nw_type;
+ cc->dot11_auth_mode = dot11_auth_mode;
+ cc->auth_mode = auth_mode;
+ cc->prwise_crypto_type = pairwise_crypto;
+ cc->prwise_crypto_len = pairwise_crypto_len;
+ cc->grp_crypto_type = group_crypto;
+ cc->grp_crypto_len = group_crypto_len;
+ cc->ch = cpu_to_le16(channel);
+ cc->ctrl_flags = cpu_to_le32(ctrl_flags);
+ cc->nw_subtype = nw_subtype;
+
+ if (bssid != NULL)
+ memcpy(cc->bssid, bssid, ETH_ALEN);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
+ u16 channel)
+{
+ struct sk_buff *skb;
+ struct wmi_reconnect_cmd *cc;
+ int ret;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n",
+ bssid, channel);
+
+ wmi->traffic_class = 100;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cc = (struct wmi_reconnect_cmd *) skb->data;
+ cc->channel = cpu_to_le16(channel);
+
+ if (bssid != NULL)
+ memcpy(cc->bssid, bssid, ETH_ALEN);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
+{
+ int ret;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n");
+
+ wmi->traffic_class = 100;
+
+ /* Disconnect command does not need to do a SYNC before. */
+ ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID);
+
+ return ret;
+}
+
+/* ath6kl_wmi_start_scan_cmd is to be deprecated. Use
+ * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P
+ * mgmt operations using station interface.
+ */
+static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
+ enum wmi_scan_type scan_type,
+ u32 force_fgscan, u32 is_legacy,
+ u32 home_dwell_time,
+ u32 force_scan_interval,
+ s8 num_chan, u16 *ch_list)
+{
+ struct sk_buff *skb;
+ struct wmi_start_scan_cmd *sc;
+ s8 size;
+ int i, ret;
+
+ size = sizeof(struct wmi_start_scan_cmd);
+
+ if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
+ return -EINVAL;
+
+ if (num_chan > WMI_MAX_CHANNELS)
+ return -EINVAL;
+
+ if (num_chan)
+ size += sizeof(u16) * (num_chan - 1);
+
+ skb = ath6kl_wmi_get_new_buf(size);
+ if (!skb)
+ return -ENOMEM;
+
+ sc = (struct wmi_start_scan_cmd *) skb->data;
+ sc->scan_type = scan_type;
+ sc->force_fg_scan = cpu_to_le32(force_fgscan);
+ sc->is_legacy = cpu_to_le32(is_legacy);
+ sc->home_dwell_time = cpu_to_le32(home_dwell_time);
+ sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
+ sc->num_ch = num_chan;
+
+ for (i = 0; i < num_chan; i++)
+ sc->ch_list[i] = cpu_to_le16(ch_list[i]);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+/*
+ * beginscan supports (compared to old startscan) P2P mgmt operations using
+ * station interface, send additional information like supported rates to
+ * advertise and xmit rates for probe requests
+ */
+int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
+ enum wmi_scan_type scan_type,
+ u32 force_fgscan, u32 is_legacy,
+ u32 home_dwell_time, u32 force_scan_interval,
+ s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates)
+{
+ struct ieee80211_supported_band *sband;
+ struct sk_buff *skb;
+ struct wmi_begin_scan_cmd *sc;
+ s8 size, *supp_rates;
+ int i, band, ret;
+ struct ath6kl *ar = wmi->parent_dev;
+ int num_rates;
+ u32 ratemask;
+
+ if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
+ ar->fw_capabilities)) {
+ return ath6kl_wmi_startscan_cmd(wmi, if_idx,
+ scan_type, force_fgscan,
+ is_legacy, home_dwell_time,
+ force_scan_interval,
+ num_chan, ch_list);
+ }
+
+ size = sizeof(struct wmi_begin_scan_cmd);
+
+ if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
+ return -EINVAL;
+
+ if (num_chan > WMI_MAX_CHANNELS)
+ return -EINVAL;
+
+ if (num_chan)
+ size += sizeof(u16) * (num_chan - 1);
+
+ skb = ath6kl_wmi_get_new_buf(size);
+ if (!skb)
+ return -ENOMEM;
+
+ sc = (struct wmi_begin_scan_cmd *) skb->data;
+ sc->scan_type = scan_type;
+ sc->force_fg_scan = cpu_to_le32(force_fgscan);
+ sc->is_legacy = cpu_to_le32(is_legacy);
+ sc->home_dwell_time = cpu_to_le32(home_dwell_time);
+ sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
+ sc->no_cck = cpu_to_le32(no_cck);
+ sc->num_ch = num_chan;
+
+ for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
+ sband = ar->wiphy->bands[band];
+
+ if (!sband)
+ continue;
+
+ if (WARN_ON(band >= ATH6KL_NUM_BANDS))
+ break;
+
+ ratemask = rates[band];
+ supp_rates = sc->supp_rates[band].rates;
+ num_rates = 0;
+
+ for (i = 0; i < sband->n_bitrates; i++) {
+ if ((BIT(i) & ratemask) == 0)
+ continue; /* skip rate */
+ supp_rates[num_rates++] =
+ (u8) (sband->bitrates[i].bitrate / 5);
+ }
+ sc->supp_rates[band].nrates = num_rates;
+ }
+
+ for (i = 0; i < num_chan; i++)
+ sc->ch_list[i] = cpu_to_le16(ch_list[i]);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable)
+{
+ struct sk_buff *skb;
+ struct wmi_enable_sched_scan_cmd *sc;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n",
+ enable ? "enabling" : "disabling", if_idx);
+ sc = (struct wmi_enable_sched_scan_cmd *) skb->data;
+ sc->enable = enable ? 1 : 0;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_ENABLE_SCHED_SCAN_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx,
+ u16 fg_start_sec,
+ u16 fg_end_sec, u16 bg_sec,
+ u16 minact_chdw_msec, u16 maxact_chdw_msec,
+ u16 pas_chdw_msec, u8 short_scan_ratio,
+ u8 scan_ctrl_flag, u32 max_dfsch_act_time,
+ u16 maxact_scan_per_ssid)
+{
+ struct sk_buff *skb;
+ struct wmi_scan_params_cmd *sc;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
+ if (!skb)
+ return -ENOMEM;
+
+ sc = (struct wmi_scan_params_cmd *) skb->data;
+ sc->fg_start_period = cpu_to_le16(fg_start_sec);
+ sc->fg_end_period = cpu_to_le16(fg_end_sec);
+ sc->bg_period = cpu_to_le16(bg_sec);
+ sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec);
+ sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec);
+ sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec);
+ sc->short_scan_ratio = short_scan_ratio;
+ sc->scan_ctrl_flags = scan_ctrl_flag;
+ sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time);
+ sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask)
+{
+ struct sk_buff *skb;
+ struct wmi_bss_filter_cmd *cmd;
+ int ret;
+
+ if (filter >= LAST_BSS_FILTER)
+ return -EINVAL;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_bss_filter_cmd *) skb->data;
+ cmd->bss_filter = filter;
+ cmd->ie_mask = cpu_to_le32(ie_mask);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag,
+ u8 ssid_len, u8 *ssid)
+{
+ struct sk_buff *skb;
+ struct wmi_probed_ssid_cmd *cmd;
+ int ret;
+
+ if (index >= MAX_PROBED_SSIDS)
+ return -EINVAL;
+
+ if (ssid_len > sizeof(cmd->ssid))
+ return -EINVAL;
+
+ if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0))
+ return -EINVAL;
+
+ if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len)
+ return -EINVAL;
+
+ if (flag & SPECIFIC_SSID_FLAG)
+ wmi->is_probe_ssid = true;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_probed_ssid_cmd *) skb->data;
+ cmd->entry_index = index;
+ cmd->flag = flag;
+ cmd->ssid_len = ssid_len;
+ memcpy(cmd->ssid, ssid, ssid_len);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx,
+ u16 listen_interval,
+ u16 listen_beacons)
+{
+ struct sk_buff *skb;
+ struct wmi_listen_int_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_listen_int_cmd *) skb->data;
+ cmd->listen_intvl = cpu_to_le16(listen_interval);
+ cmd->num_beacons = cpu_to_le16(listen_beacons);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx,
+ u16 bmiss_time, u16 num_beacons)
+{
+ struct sk_buff *skb;
+ struct wmi_bmiss_time_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_bmiss_time_cmd *) skb->data;
+ cmd->bmiss_time = cpu_to_le16(bmiss_time);
+ cmd->num_beacons = cpu_to_le16(num_beacons);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode)
+{
+ struct sk_buff *skb;
+ struct wmi_power_mode_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_power_mode_cmd *) skb->data;
+ cmd->pwr_mode = pwr_mode;
+ wmi->pwr_mode = pwr_mode;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period,
+ u16 ps_poll_num, u16 dtim_policy,
+ u16 tx_wakeup_policy, u16 num_tx_to_wakeup,
+ u16 ps_fail_event_policy)
+{
+ struct sk_buff *skb;
+ struct wmi_power_params_cmd *pm;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*pm));
+ if (!skb)
+ return -ENOMEM;
+
+ pm = (struct wmi_power_params_cmd *)skb->data;
+ pm->idle_period = cpu_to_le16(idle_period);
+ pm->pspoll_number = cpu_to_le16(ps_poll_num);
+ pm->dtim_policy = cpu_to_le16(dtim_policy);
+ pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy);
+ pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup);
+ pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout)
+{
+ struct sk_buff *skb;
+ struct wmi_disc_timeout_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_disc_timeout_cmd *) skb->data;
+ cmd->discon_timeout = timeout;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ if (ret == 0)
+ ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout);
+
+ return ret;
+}
+
+int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index,
+ enum crypto_type key_type,
+ u8 key_usage, u8 key_len,
+ u8 *key_rsc, unsigned int key_rsc_len,
+ u8 *key_material,
+ u8 key_op_ctrl, u8 *mac_addr,
+ enum wmi_sync_flag sync_flag)
+{
+ struct sk_buff *skb;
+ struct wmi_add_cipher_key_cmd *cmd;
+ int ret;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n",
+ key_index, key_type, key_usage, key_len, key_op_ctrl);
+
+ if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) ||
+ (key_material == NULL) || key_rsc_len > 8)
+ return -EINVAL;
+
+ if ((WEP_CRYPT != key_type) && (NULL == key_rsc))
+ return -EINVAL;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_add_cipher_key_cmd *) skb->data;
+ cmd->key_index = key_index;
+ cmd->key_type = key_type;
+ cmd->key_usage = key_usage;
+ cmd->key_len = key_len;
+ memcpy(cmd->key, key_material, key_len);
+
+ if (key_rsc != NULL)
+ memcpy(cmd->key_rsc, key_rsc, key_rsc_len);
+
+ cmd->key_op_ctrl = key_op_ctrl;
+
+ if (mac_addr)
+ memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID,
+ sync_flag);
+
+ return ret;
+}
+
+int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk)
+{
+ struct sk_buff *skb;
+ struct wmi_add_krk_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_add_krk_cmd *) skb->data;
+ memcpy(cmd->krk, krk, WMI_KRK_LEN);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index)
+{
+ struct sk_buff *skb;
+ struct wmi_delete_cipher_key_cmd *cmd;
+ int ret;
+
+ if (key_index > WMI_MAX_KEY_INDEX)
+ return -EINVAL;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_delete_cipher_key_cmd *) skb->data;
+ cmd->key_index = key_index;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid,
+ const u8 *pmkid, bool set)
+{
+ struct sk_buff *skb;
+ struct wmi_setpmkid_cmd *cmd;
+ int ret;
+
+ if (bssid == NULL)
+ return -EINVAL;
+
+ if (set && pmkid == NULL)
+ return -EINVAL;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_setpmkid_cmd *) skb->data;
+ memcpy(cmd->bssid, bssid, ETH_ALEN);
+ if (set) {
+ memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid));
+ cmd->enable = PMKID_ENABLE;
+ } else {
+ memset(cmd->pmkid, 0, sizeof(cmd->pmkid));
+ cmd->enable = PMKID_DISABLE;
+ }
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb,
+ enum htc_endpoint_id ep_id, u8 if_idx)
+{
+ struct wmi_data_hdr *data_hdr;
+ int ret;
+
+ if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) {
+ dev_kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ skb_push(skb, sizeof(struct wmi_data_hdr));
+
+ data_hdr = (struct wmi_data_hdr *) skb->data;
+ data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT;
+ data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
+
+ ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
+
+ return ret;
+}
+
+static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
+{
+ struct sk_buff *skb;
+ struct wmi_sync_cmd *cmd;
+ struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC];
+ enum htc_endpoint_id ep_id;
+ u8 index, num_pri_streams = 0;
+ int ret = 0;
+
+ memset(data_sync_bufs, 0, sizeof(data_sync_bufs));
+
+ spin_lock_bh(&wmi->lock);
+
+ for (index = 0; index < WMM_NUM_AC; index++) {
+ if (wmi->fat_pipe_exist & (1 << index)) {
+ num_pri_streams++;
+ data_sync_bufs[num_pri_streams - 1].traffic_class =
+ index;
+ }
+ }
+
+ spin_unlock_bh(&wmi->lock);
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_sync_cmd *) skb->data;
+
+ /*
+ * In the SYNC cmd sent on the control Ep, send a bitmap
+ * of the data eps on which the Data Sync will be sent
+ */
+ cmd->data_sync_map = wmi->fat_pipe_exist;
+
+ for (index = 0; index < num_pri_streams; index++) {
+ data_sync_bufs[index].skb = ath6kl_buf_alloc(0);
+ if (data_sync_bufs[index].skb == NULL) {
+ ret = -ENOMEM;
+ break;
+ }
+ }
+
+ /*
+ * If buffer allocation for any of the dataSync fails,
+ * then do not send the Synchronize cmd on the control ep
+ */
+ if (ret)
+ goto free_cmd_skb;
+
+ /*
+ * Send sync cmd followed by sync data messages on all
+ * endpoints being used
+ */
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ if (ret)
+ goto free_data_skb;
+
+ for (index = 0; index < num_pri_streams; index++) {
+ if (WARN_ON(!data_sync_bufs[index].skb))
+ goto free_data_skb;
+
+ ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
+ data_sync_bufs[index].
+ traffic_class);
+ ret =
+ ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb,
+ ep_id, if_idx);
+
+ data_sync_bufs[index].skb = NULL;
+
+ if (ret)
+ goto free_data_skb;
+ }
+
+ return 0;
+
+free_cmd_skb:
+ /* free up any resources left over (possibly due to an error) */
+ dev_kfree_skb(skb);
+
+free_data_skb:
+ for (index = 0; index < num_pri_streams; index++)
+ dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb);
+
+ return ret;
+}
+
+int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx,
+ struct wmi_create_pstream_cmd *params)
+{
+ struct sk_buff *skb;
+ struct wmi_create_pstream_cmd *cmd;
+ u8 fatpipe_exist_for_ac = 0;
+ s32 min_phy = 0;
+ s32 nominal_phy = 0;
+ int ret;
+
+ if (!((params->user_pri < 8) &&
+ (params->user_pri <= 0x7) &&
+ (up_to_ac[params->user_pri & 0x7] == params->traffic_class) &&
+ (params->traffic_direc == UPLINK_TRAFFIC ||
+ params->traffic_direc == DNLINK_TRAFFIC ||
+ params->traffic_direc == BIDIR_TRAFFIC) &&
+ (params->traffic_type == TRAFFIC_TYPE_APERIODIC ||
+ params->traffic_type == TRAFFIC_TYPE_PERIODIC) &&
+ (params->voice_psc_cap == DISABLE_FOR_THIS_AC ||
+ params->voice_psc_cap == ENABLE_FOR_THIS_AC ||
+ params->voice_psc_cap == ENABLE_FOR_ALL_AC) &&
+ (params->tsid == WMI_IMPLICIT_PSTREAM ||
+ params->tsid <= WMI_MAX_THINSTREAM))) {
+ return -EINVAL;
+ }
+
+ /*
+ * Check nominal PHY rate is >= minimalPHY,
+ * so that DUT can allow TSRS IE
+ */
+
+ /* Get the physical rate (units of bps) */
+ min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000);
+
+ /* Check minimal phy < nominal phy rate */
+ if (params->nominal_phy >= min_phy) {
+ /* unit of 500 kbps */
+ nominal_phy = (params->nominal_phy * 1000) / 500;
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n",
+ min_phy, nominal_phy);
+
+ params->nominal_phy = nominal_phy;
+ } else {
+ params->nominal_phy = 0;
+ }
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "sending create_pstream_cmd: ac=%d tsid:%d\n",
+ params->traffic_class, params->tsid);
+
+ cmd = (struct wmi_create_pstream_cmd *) skb->data;
+ memcpy(cmd, params, sizeof(*cmd));
+
+ /* This is an implicitly created Fat pipe */
+ if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) {
+ spin_lock_bh(&wmi->lock);
+ fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
+ (1 << params->traffic_class));
+ wmi->fat_pipe_exist |= (1 << params->traffic_class);
+ spin_unlock_bh(&wmi->lock);
+ } else {
+ /* explicitly created thin stream within a fat pipe */
+ spin_lock_bh(&wmi->lock);
+ fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
+ (1 << params->traffic_class));
+ wmi->stream_exist_for_ac[params->traffic_class] |=
+ (1 << params->tsid);
+ /*
+ * If a thinstream becomes active, the fat pipe automatically
+ * becomes active
+ */
+ wmi->fat_pipe_exist |= (1 << params->traffic_class);
+ spin_unlock_bh(&wmi->lock);
+ }
+
+ /*
+ * Indicate activty change to driver layer only if this is the
+ * first TSID to get created in this AC explicitly or an implicit
+ * fat pipe is getting created.
+ */
+ if (!fatpipe_exist_for_ac)
+ ath6kl_indicate_tx_activity(wmi->parent_dev,
+ params->traffic_class, true);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
+ u8 tsid)
+{
+ struct sk_buff *skb;
+ struct wmi_delete_pstream_cmd *cmd;
+ u16 active_tsids = 0;
+ int ret;
+
+ if (traffic_class > 3) {
+ ath6kl_err("invalid traffic class: %d\n", traffic_class);
+ return -EINVAL;
+ }
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_delete_pstream_cmd *) skb->data;
+ cmd->traffic_class = traffic_class;
+ cmd->tsid = tsid;
+
+ spin_lock_bh(&wmi->lock);
+ active_tsids = wmi->stream_exist_for_ac[traffic_class];
+ spin_unlock_bh(&wmi->lock);
+
+ if (!(active_tsids & (1 << tsid))) {
+ dev_kfree_skb(skb);
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "TSID %d doesn't exist for traffic class: %d\n",
+ tsid, traffic_class);
+ return -ENODATA;
+ }
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "sending delete_pstream_cmd: traffic class: %d tsid=%d\n",
+ traffic_class, tsid);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID,
+ SYNC_BEFORE_WMIFLAG);
+
+ spin_lock_bh(&wmi->lock);
+ wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid);
+ active_tsids = wmi->stream_exist_for_ac[traffic_class];
+ spin_unlock_bh(&wmi->lock);
+
+ /*
+ * Indicate stream inactivity to driver layer only if all tsids
+ * within this AC are deleted.
+ */
+ if (!active_tsids) {
+ ath6kl_indicate_tx_activity(wmi->parent_dev,
+ traffic_class, false);
+ wmi->fat_pipe_exist &= ~(1 << traffic_class);
+ }
+
+ return ret;
+}
+
+int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx,
+ __be32 ips0, __be32 ips1)
+{
+ struct sk_buff *skb;
+ struct wmi_set_ip_cmd *cmd;
+ int ret;
+
+ /* Multicast address are not valid */
+ if (ipv4_is_multicast(ips0) ||
+ ipv4_is_multicast(ips1))
+ return -EINVAL;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_ip_cmd *) skb->data;
+ cmd->ips[0] = ips0;
+ cmd->ips[1] = ips1;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi)
+{
+ u16 active_tsids;
+ u8 stream_exist;
+ int i;
+
+ /*
+ * Relinquish credits from all implicitly created pstreams
+ * since when we go to sleep. If user created explicit
+ * thinstreams exists with in a fatpipe leave them intact
+ * for the user to delete.
+ */
+ spin_lock_bh(&wmi->lock);
+ stream_exist = wmi->fat_pipe_exist;
+ spin_unlock_bh(&wmi->lock);
+
+ for (i = 0; i < WMM_NUM_AC; i++) {
+ if (stream_exist & (1 << i)) {
+ /*
+ * FIXME: Is this lock & unlock inside
+ * for loop correct? may need rework.
+ */
+ spin_lock_bh(&wmi->lock);
+ active_tsids = wmi->stream_exist_for_ac[i];
+ spin_unlock_bh(&wmi->lock);
+
+ /*
+ * If there are no user created thin streams
+ * delete the fatpipe
+ */
+ if (!active_tsids) {
+ stream_exist &= ~(1 << i);
+ /*
+ * Indicate inactivity to driver layer for
+ * this fatpipe (pstream)
+ */
+ ath6kl_indicate_tx_activity(wmi->parent_dev,
+ i, false);
+ }
+ }
+ }
+
+ /* FIXME: Can we do this assignment without locking ? */
+ spin_lock_bh(&wmi->lock);
+ wmi->fat_pipe_exist = stream_exist;
+ spin_unlock_bh(&wmi->lock);
+}
+
+static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx,
+ const struct cfg80211_bitrate_mask *mask)
+{
+ struct sk_buff *skb;
+ int ret, mode, band;
+ u64 mcsrate, ratemask[ATH6KL_NUM_BANDS];
+ struct wmi_set_tx_select_rates64_cmd *cmd;
+
+ memset(&ratemask, 0, sizeof(ratemask));
+
+ /* only check 2.4 and 5 GHz bands, skip the rest */
+ for (band = 0; band <= IEEE80211_BAND_5GHZ; band++) {
+ /* copy legacy rate mask */
+ ratemask[band] = mask->control[band].legacy;
+ if (band == IEEE80211_BAND_5GHZ)
+ ratemask[band] =
+ mask->control[band].legacy << 4;
+
+ /* copy mcs rate mask */
+ mcsrate = mask->control[band].ht_mcs[1];
+ mcsrate <<= 8;
+ mcsrate |= mask->control[band].ht_mcs[0];
+ ratemask[band] |= mcsrate << 12;
+ ratemask[band] |= mcsrate << 28;
+ }
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "Ratemask 64 bit: 2.4:%llx 5:%llx\n",
+ ratemask[0], ratemask[1]);
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX);
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data;
+ for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) {
+ /* A mode operate in 5GHZ band */
+ if (mode == WMI_RATES_MODE_11A ||
+ mode == WMI_RATES_MODE_11A_HT20 ||
+ mode == WMI_RATES_MODE_11A_HT40)
+ band = IEEE80211_BAND_5GHZ;
+ else
+ band = IEEE80211_BAND_2GHZ;
+ cmd->ratemask[mode] = cpu_to_le64(ratemask[band]);
+ }
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_SET_TX_SELECT_RATES_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx,
+ const struct cfg80211_bitrate_mask *mask)
+{
+ struct sk_buff *skb;
+ int ret, mode, band;
+ u32 mcsrate, ratemask[ATH6KL_NUM_BANDS];
+ struct wmi_set_tx_select_rates32_cmd *cmd;
+
+ memset(&ratemask, 0, sizeof(ratemask));
+
+ /* only check 2.4 and 5 GHz bands, skip the rest */
+ for (band = 0; band <= IEEE80211_BAND_5GHZ; band++) {
+ /* copy legacy rate mask */
+ ratemask[band] = mask->control[band].legacy;
+ if (band == IEEE80211_BAND_5GHZ)
+ ratemask[band] =
+ mask->control[band].legacy << 4;
+
+ /* copy mcs rate mask */
+ mcsrate = mask->control[band].ht_mcs[0];
+ ratemask[band] |= mcsrate << 12;
+ ratemask[band] |= mcsrate << 20;
+ }
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "Ratemask 32 bit: 2.4:%x 5:%x\n",
+ ratemask[0], ratemask[1]);
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX);
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data;
+ for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) {
+ /* A mode operate in 5GHZ band */
+ if (mode == WMI_RATES_MODE_11A ||
+ mode == WMI_RATES_MODE_11A_HT20 ||
+ mode == WMI_RATES_MODE_11A_HT40)
+ band = IEEE80211_BAND_5GHZ;
+ else
+ band = IEEE80211_BAND_2GHZ;
+ cmd->ratemask[mode] = cpu_to_le32(ratemask[band]);
+ }
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_SET_TX_SELECT_RATES_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx,
+ const struct cfg80211_bitrate_mask *mask)
+{
+ struct ath6kl *ar = wmi->parent_dev;
+
+ if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES,
+ ar->fw_capabilities))
+ return ath6kl_set_bitrate_mask64(wmi, if_idx, mask);
+ else
+ return ath6kl_set_bitrate_mask32(wmi, if_idx, mask);
+}
+
+int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx,
+ enum ath6kl_host_mode host_mode)
+{
+ struct sk_buff *skb;
+ struct wmi_set_host_sleep_mode_cmd *cmd;
+ int ret;
+
+ if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) &&
+ (host_mode != ATH6KL_HOST_MODE_AWAKE)) {
+ ath6kl_err("invalid host sleep mode: %d\n", host_mode);
+ return -EINVAL;
+ }
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data;
+
+ if (host_mode == ATH6KL_HOST_MODE_ASLEEP) {
+ ath6kl_wmi_relinquish_implicit_pstream_credits(wmi);
+ cmd->asleep = cpu_to_le32(1);
+ } else {
+ cmd->awake = cpu_to_le32(1);
+ }
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_SET_HOST_SLEEP_MODE_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+/* This command has zero length payload */
+static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi,
+ struct ath6kl_vif *vif)
+{
+ struct ath6kl *ar = wmi->parent_dev;
+
+ set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags);
+ wake_up(&ar->event_wq);
+
+ return 0;
+}
+
+int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx,
+ enum ath6kl_wow_mode wow_mode,
+ u32 filter, u16 host_req_delay)
+{
+ struct sk_buff *skb;
+ struct wmi_set_wow_mode_cmd *cmd;
+ int ret;
+
+ if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) &&
+ wow_mode != ATH6KL_WOW_MODE_DISABLE) {
+ ath6kl_err("invalid wow mode: %d\n", wow_mode);
+ return -EINVAL;
+ }
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_wow_mode_cmd *) skb->data;
+ cmd->enable_wow = cpu_to_le32(wow_mode);
+ cmd->filter = cpu_to_le32(filter);
+ cmd->host_req_delay = cpu_to_le16(host_req_delay);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
+ u8 list_id, u8 filter_size,
+ u8 filter_offset, const u8 *filter,
+ const u8 *mask)
+{
+ struct sk_buff *skb;
+ struct wmi_add_wow_pattern_cmd *cmd;
+ u16 size;
+ u8 *filter_mask;
+ int ret;
+
+ /*
+ * Allocate additional memory in the buffer to hold
+ * filter and mask value, which is twice of filter_size.
+ */
+ size = sizeof(*cmd) + (2 * filter_size);
+
+ skb = ath6kl_wmi_get_new_buf(size);
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_add_wow_pattern_cmd *) skb->data;
+ cmd->filter_list_id = list_id;
+ cmd->filter_size = filter_size;
+ cmd->filter_offset = filter_offset;
+
+ memcpy(cmd->filter, filter, filter_size);
+
+ filter_mask = (u8 *) (cmd->filter + filter_size);
+ memcpy(filter_mask, mask, filter_size);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
+ u16 list_id, u16 filter_id)
+{
+ struct sk_buff *skb;
+ struct wmi_del_wow_pattern_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_del_wow_pattern_cmd *) skb->data;
+ cmd->filter_list_id = cpu_to_le16(list_id);
+ cmd->filter_id = cpu_to_le16(filter_id);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb,
+ enum wmix_command_id cmd_id,
+ enum wmi_sync_flag sync_flag)
+{
+ struct wmix_cmd_hdr *cmd_hdr;
+ int ret;
+
+ skb_push(skb, sizeof(struct wmix_cmd_hdr));
+
+ cmd_hdr = (struct wmix_cmd_hdr *) skb->data;
+ cmd_hdr->cmd_id = cpu_to_le32(cmd_id);
+
+ ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag);
+
+ return ret;
+}
+
+int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source)
+{
+ struct sk_buff *skb;
+ struct wmix_hb_challenge_resp_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data;
+ cmd->cookie = cpu_to_le32(cookie);
+ cmd->source = cpu_to_le32(source);
+
+ ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config)
+{
+ struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd;
+ struct sk_buff *skb;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data;
+ cmd->valid = cpu_to_le32(valid);
+ cmd->config = cpu_to_le32(config);
+
+ ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx)
+{
+ return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID);
+}
+
+int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM)
+{
+ struct sk_buff *skb;
+ struct wmi_set_tx_pwr_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_tx_pwr_cmd *) skb->data;
+ cmd->dbM = dbM;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx)
+{
+ return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID);
+}
+
+int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi)
+{
+ return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID);
+}
+
+int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status,
+ u8 preamble_policy)
+{
+ struct sk_buff *skb;
+ struct wmi_set_lpreamble_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_lpreamble_cmd *) skb->data;
+ cmd->status = status;
+ cmd->preamble_policy = preamble_policy;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold)
+{
+ struct sk_buff *skb;
+ struct wmi_set_rts_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_rts_cmd *) skb->data;
+ cmd->threshold = cpu_to_le16(threshold);
+
+ ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg)
+{
+ struct sk_buff *skb;
+ struct wmi_set_wmm_txop_cmd *cmd;
+ int ret;
+
+ if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED)))
+ return -EINVAL;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_wmm_txop_cmd *) skb->data;
+ cmd->txop_enable = cfg;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx,
+ u8 keep_alive_intvl)
+{
+ struct sk_buff *skb;
+ struct wmi_set_keepalive_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_keepalive_cmd *) skb->data;
+ cmd->keep_alive_intvl = keep_alive_intvl;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ if (ret == 0)
+ ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl);
+
+ return ret;
+}
+
+int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx,
+ enum ieee80211_band band,
+ struct ath6kl_htcap *htcap)
+{
+ struct sk_buff *skb;
+ struct wmi_set_htcap_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_htcap_cmd *) skb->data;
+
+ /*
+ * NOTE: Band in firmware matches enum ieee80211_band, it is unlikely
+ * this will be changed in firmware. If at all there is any change in
+ * band value, the host needs to be fixed.
+ */
+ cmd->band = band;
+ cmd->ht_enable = !!htcap->ht_enable;
+ cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20);
+ cmd->ht40_supported =
+ !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40);
+ cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40);
+ cmd->intolerant_40mhz =
+ !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT);
+ cmd->max_ampdu_len_exp = htcap->ampdu_factor;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n",
+ cmd->band, cmd->ht_enable, cmd->ht40_supported,
+ cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz,
+ cmd->max_ampdu_len_exp);
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len)
+{
+ struct sk_buff *skb;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(len);
+ if (!skb)
+ return -ENOMEM;
+
+ memcpy(skb->data, buf, len);
+
+ ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on)
+{
+ struct sk_buff *skb;
+ struct wmi_mcast_filter_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_mcast_filter_cmd *) skb->data;
+ cmd->mcast_all_enable = mc_all_on;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx,
+ u8 *filter, bool add_filter)
+{
+ struct sk_buff *skb;
+ struct wmi_mcast_filter_add_del_cmd *cmd;
+ int ret;
+
+ if ((filter[0] != 0x33 || filter[1] != 0x33) &&
+ (filter[0] != 0x01 || filter[1] != 0x00 ||
+ filter[2] != 0x5e || filter[3] > 0x7f)) {
+ ath6kl_warn("invalid multicast filter address\n");
+ return -EINVAL;
+ }
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data;
+ memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE);
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ add_filter ? WMI_SET_MCAST_FILTER_CMDID :
+ WMI_DEL_MCAST_FILTER_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance)
+{
+ struct sk_buff *skb;
+ struct wmi_sta_bmiss_enhance_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data;
+ cmd->enable = enhance ? 1 : 0;
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_STA_BMISS_ENHANCE_CMDID,
+ NO_SYNC_WMIFLAG);
+ return ret;
+}
+
+int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2)
+{
+ struct sk_buff *skb;
+ struct wmi_set_regdomain_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_regdomain_cmd *) skb->data;
+ memcpy(cmd->iso_name, alpha2, 2);
+
+ return ath6kl_wmi_cmd_send(wmi, 0, skb,
+ WMI_SET_REGDOMAIN_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index)
+{
+ struct ath6kl *ar = wmi->parent_dev;
+ u8 sgi = 0;
+ s32 ret;
+
+ if (rate_index == RATE_AUTO)
+ return 0;
+
+ /* SGI is stored as the MSB of the rate_index */
+ if (rate_index & RATE_INDEX_MSB) {
+ rate_index &= RATE_INDEX_WITHOUT_SGI_MASK;
+ sgi = 1;
+ }
+
+ if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
+ ar->fw_capabilities)) {
+ if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15)))
+ return 0;
+
+ ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi];
+ } else {
+ if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl)))
+ return 0;
+
+ ret = wmi_rate_tbl[(u32) rate_index][sgi];
+ }
+
+ return ret;
+}
+
+static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
+ u32 len)
+{
+ struct wmi_pmkid_list_reply *reply;
+ u32 expected_len;
+
+ if (len < sizeof(struct wmi_pmkid_list_reply))
+ return -EINVAL;
+
+ reply = (struct wmi_pmkid_list_reply *)datap;
+ expected_len = sizeof(reply->num_pmkid) +
+ le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN;
+
+ if (len < expected_len)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap;
+
+ aggr_recv_addba_req_evt(vif, cmd->tid,
+ le16_to_cpu(cmd->st_seq_no), cmd->win_sz);
+
+ return 0;
+}
+
+static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap;
+
+ aggr_recv_delba_req_evt(vif, cmd->tid);
+
+ return 0;
+}
+
+/* AP mode functions */
+
+int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx,
+ struct wmi_connect_cmd *p)
+{
+ struct sk_buff *skb;
+ struct wmi_connect_cmd *cm;
+ int res;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
+ if (!skb)
+ return -ENOMEM;
+
+ cm = (struct wmi_connect_cmd *) skb->data;
+ memcpy(cm, p, sizeof(*cm));
+
+ res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID,
+ NO_SYNC_WMIFLAG);
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n",
+ __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch),
+ le32_to_cpu(p->ctrl_flags), res);
+ return res;
+}
+
+int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac,
+ u16 reason)
+{
+ struct sk_buff *skb;
+ struct wmi_ap_set_mlme_cmd *cm;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
+ if (!skb)
+ return -ENOMEM;
+
+ cm = (struct wmi_ap_set_mlme_cmd *) skb->data;
+ memcpy(cm->mac, mac, ETH_ALEN);
+ cm->reason = cpu_to_le16(reason);
+ cm->cmd = cmd;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd,
+ cm->reason);
+
+ return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable)
+{
+ struct sk_buff *skb;
+ struct wmi_ap_hidden_ssid_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data;
+ cmd->hidden_ssid = enable ? 1 : 0;
+
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+/* This command will be used to enable/disable AP uAPSD feature */
+int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable)
+{
+ struct wmi_ap_set_apsd_cmd *cmd;
+ struct sk_buff *skb;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_ap_set_apsd_cmd *)skb->data;
+ cmd->enable = enable;
+
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx,
+ u16 aid, u16 bitmap, u32 flags)
+{
+ struct wmi_ap_apsd_buffered_traffic_cmd *cmd;
+ struct sk_buff *skb;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data;
+ cmd->aid = cpu_to_le16(aid);
+ cmd->bitmap = cpu_to_le16(bitmap);
+ cmd->flags = cpu_to_le32(flags);
+
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ struct wmi_pspoll_event *ev;
+
+ if (len < sizeof(struct wmi_pspoll_event))
+ return -EINVAL;
+
+ ev = (struct wmi_pspoll_event *) datap;
+
+ ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid));
+
+ return 0;
+}
+
+static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len,
+ struct ath6kl_vif *vif)
+{
+ ath6kl_dtimexpiry_event(vif);
+
+ return 0;
+}
+
+int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid,
+ bool flag)
+{
+ struct sk_buff *skb;
+ struct wmi_ap_set_pvb_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_ap_set_pvb_cmd *) skb->data;
+ cmd->aid = cpu_to_le16(aid);
+ cmd->rsvd = cpu_to_le16(0);
+ cmd->flag = cpu_to_le32(flag);
+
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return 0;
+}
+
+int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx,
+ u8 rx_meta_ver,
+ bool rx_dot11_hdr, bool defrag_on_host)
+{
+ struct sk_buff *skb;
+ struct wmi_rx_frame_format_cmd *cmd;
+ int ret;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_rx_frame_format_cmd *) skb->data;
+ cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0;
+ cmd->defrag_on_host = defrag_on_host ? 1 : 0;
+ cmd->meta_ver = rx_meta_ver;
+
+ /* Delete the local aggr state, on host */
+ ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID,
+ NO_SYNC_WMIFLAG);
+
+ return ret;
+}
+
+int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type,
+ const u8 *ie, u8 ie_len)
+{
+ struct sk_buff *skb;
+ struct wmi_set_appie_cmd *p;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n",
+ mgmt_frm_type, ie_len);
+ p = (struct wmi_set_appie_cmd *) skb->data;
+ p->mgmt_frm_type = mgmt_frm_type;
+ p->ie_len = ie_len;
+
+ if (ie != NULL && ie_len > 0)
+ memcpy(p->ie_info, ie, ie_len);
+
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field,
+ const u8 *ie_info, u8 ie_len)
+{
+ struct sk_buff *skb;
+ struct wmi_set_ie_cmd *p;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n",
+ ie_id, ie_field, ie_len);
+ p = (struct wmi_set_ie_cmd *) skb->data;
+ p->ie_id = ie_id;
+ p->ie_field = ie_field;
+ p->ie_len = ie_len;
+ if (ie_info && ie_len > 0)
+ memcpy(p->ie_info, ie_info, ie_len);
+
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable)
+{
+ struct sk_buff *skb;
+ struct wmi_disable_11b_rates_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n",
+ disable);
+ cmd = (struct wmi_disable_11b_rates_cmd *) skb->data;
+ cmd->disable = disable ? 1 : 0;
+
+ return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur)
+{
+ struct sk_buff *skb;
+ struct wmi_remain_on_chnl_cmd *p;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*p));
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n",
+ freq, dur);
+ p = (struct wmi_remain_on_chnl_cmd *) skb->data;
+ p->freq = cpu_to_le32(freq);
+ p->duration = cpu_to_le32(dur);
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+/* ath6kl_wmi_send_action_cmd is to be deprecated. Use
+ * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P
+ * mgmt operations using station interface.
+ */
+static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id,
+ u32 freq, u32 wait, const u8 *data,
+ u16 data_len)
+{
+ struct sk_buff *skb;
+ struct wmi_send_action_cmd *p;
+ u8 *buf;
+
+ if (wait)
+ return -EINVAL; /* Offload for wait not supported */
+
+ buf = kmalloc(data_len, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
+ if (!skb) {
+ kfree(buf);
+ return -ENOMEM;
+ }
+
+ kfree(wmi->last_mgmt_tx_frame);
+ memcpy(buf, data, data_len);
+ wmi->last_mgmt_tx_frame = buf;
+ wmi->last_mgmt_tx_frame_len = data_len;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
+ id, freq, wait, data_len);
+ p = (struct wmi_send_action_cmd *) skb->data;
+ p->id = cpu_to_le32(id);
+ p->freq = cpu_to_le32(freq);
+ p->wait = cpu_to_le32(wait);
+ p->len = cpu_to_le16(data_len);
+ memcpy(p->data, data, data_len);
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id,
+ u32 freq, u32 wait, const u8 *data,
+ u16 data_len, u32 no_cck)
+{
+ struct sk_buff *skb;
+ struct wmi_send_mgmt_cmd *p;
+ u8 *buf;
+
+ if (wait)
+ return -EINVAL; /* Offload for wait not supported */
+
+ buf = kmalloc(data_len, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
+ if (!skb) {
+ kfree(buf);
+ return -ENOMEM;
+ }
+
+ kfree(wmi->last_mgmt_tx_frame);
+ memcpy(buf, data, data_len);
+ wmi->last_mgmt_tx_frame = buf;
+ wmi->last_mgmt_tx_frame_len = data_len;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
+ id, freq, wait, data_len);
+ p = (struct wmi_send_mgmt_cmd *) skb->data;
+ p->id = cpu_to_le32(id);
+ p->freq = cpu_to_le32(freq);
+ p->wait = cpu_to_le32(wait);
+ p->no_cck = cpu_to_le32(no_cck);
+ p->len = cpu_to_le16(data_len);
+ memcpy(p->data, data, data_len);
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
+ u32 wait, const u8 *data, u16 data_len,
+ u32 no_cck)
+{
+ int status;
+ struct ath6kl *ar = wmi->parent_dev;
+
+ if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
+ ar->fw_capabilities)) {
+ /*
+ * If capable of doing P2P mgmt operations using
+ * station interface, send additional information like
+ * supported rates to advertise and xmit rates for
+ * probe requests
+ */
+ status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq,
+ wait, data, data_len,
+ no_cck);
+ } else {
+ status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq,
+ wait, data, data_len);
+ }
+
+ return status;
+}
+
+int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq,
+ const u8 *dst, const u8 *data,
+ u16 data_len)
+{
+ struct sk_buff *skb;
+ struct wmi_p2p_probe_response_cmd *p;
+ size_t cmd_len = sizeof(*p) + data_len;
+
+ if (data_len == 0)
+ cmd_len++; /* work around target minimum length requirement */
+
+ skb = ath6kl_wmi_get_new_buf(cmd_len);
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "send_probe_response_cmd: freq=%u dst=%pM len=%u\n",
+ freq, dst, data_len);
+ p = (struct wmi_p2p_probe_response_cmd *) skb->data;
+ p->freq = cpu_to_le32(freq);
+ memcpy(p->destination_addr, dst, ETH_ALEN);
+ p->len = cpu_to_le16(data_len);
+ memcpy(p->data, data, data_len);
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
+ WMI_SEND_PROBE_RESPONSE_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable)
+{
+ struct sk_buff *skb;
+ struct wmi_probe_req_report_cmd *p;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*p));
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n",
+ enable);
+ p = (struct wmi_probe_req_report_cmd *) skb->data;
+ p->enable = enable ? 1 : 0;
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags)
+{
+ struct sk_buff *skb;
+ struct wmi_get_p2p_info *p;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*p));
+ if (!skb)
+ return -ENOMEM;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n",
+ info_req_flags);
+ p = (struct wmi_get_p2p_info *) skb->data;
+ p->info_req_flags = cpu_to_le32(info_req_flags);
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx)
+{
+ ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n");
+ return ath6kl_wmi_simple_cmd(wmi, if_idx,
+ WMI_CANCEL_REMAIN_ON_CHNL_CMDID);
+}
+
+int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout)
+{
+ struct sk_buff *skb;
+ struct wmi_set_inact_period_cmd *cmd;
+
+ skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
+ if (!skb)
+ return -ENOMEM;
+
+ cmd = (struct wmi_set_inact_period_cmd *) skb->data;
+ cmd->inact_period = cpu_to_le32(inact_timeout);
+ cmd->num_null_func = 0;
+
+ return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID,
+ NO_SYNC_WMIFLAG);
+}
+
+static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap,
+ int len)
+{
+ struct wmix_hb_challenge_resp_cmd *cmd;
+
+ if (len < sizeof(struct wmix_hb_challenge_resp_cmd))
+ return;
+
+ cmd = (struct wmix_hb_challenge_resp_cmd *) datap;
+ ath6kl_recovery_hb_event(wmi->parent_dev,
+ le32_to_cpu(cmd->cookie));
+}
+
+static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb)
+{
+ struct wmix_cmd_hdr *cmd;
+ u32 len;
+ u16 id;
+ u8 *datap;
+ int ret = 0;
+
+ if (skb->len < sizeof(struct wmix_cmd_hdr)) {
+ ath6kl_err("bad packet 1\n");
+ return -EINVAL;
+ }
+
+ cmd = (struct wmix_cmd_hdr *) skb->data;
+ id = le32_to_cpu(cmd->cmd_id);
+
+ skb_pull(skb, sizeof(struct wmix_cmd_hdr));
+
+ datap = skb->data;
+ len = skb->len;
+
+ switch (id) {
+ case WMIX_HB_CHALLENGE_RESP_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n");
+ ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len);
+ break;
+ case WMIX_DBGLOG_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len);
+ ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len);
+ break;
+ default:
+ ath6kl_warn("unknown cmd id 0x%x\n", id);
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
+static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len)
+{
+ return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len);
+}
+
+/* Process interface specific wmi events, caller would free the datap */
+static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id,
+ u8 *datap, u32 len)
+{
+ struct ath6kl_vif *vif;
+
+ vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx);
+ if (!vif) {
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "Wmi event for unavailable vif, vif_index:%d\n",
+ if_idx);
+ return -EINVAL;
+ }
+
+ switch (cmd_id) {
+ case WMI_CONNECT_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n");
+ return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif);
+ case WMI_DISCONNECT_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n");
+ return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif);
+ case WMI_TKIP_MICERR_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n");
+ return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif);
+ case WMI_BSSINFO_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n");
+ return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif);
+ case WMI_NEIGHBOR_REPORT_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n");
+ return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len,
+ vif);
+ case WMI_SCAN_COMPLETE_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n");
+ return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif);
+ case WMI_REPORT_STATISTICS_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n");
+ return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif);
+ case WMI_CAC_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n");
+ return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif);
+ case WMI_PSPOLL_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n");
+ return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif);
+ case WMI_DTIMEXPIRY_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n");
+ return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif);
+ case WMI_ADDBA_REQ_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n");
+ return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif);
+ case WMI_DELBA_REQ_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n");
+ return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif);
+ case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID");
+ return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif);
+ case WMI_REMAIN_ON_CHNL_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n");
+ return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif);
+ case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n");
+ return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap,
+ len, vif);
+ case WMI_TX_STATUS_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n");
+ return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif);
+ case WMI_RX_PROBE_REQ_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n");
+ return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif);
+ case WMI_RX_ACTION_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n");
+ return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif);
+ case WMI_TXE_NOTIFY_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n");
+ return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif);
+ default:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb)
+{
+ struct wmi_cmd_hdr *cmd;
+ int ret = 0;
+ u32 len;
+ u16 id;
+ u8 if_idx;
+ u8 *datap;
+
+ cmd = (struct wmi_cmd_hdr *) skb->data;
+ id = le16_to_cpu(cmd->cmd_id);
+ if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK;
+
+ skb_pull(skb, sizeof(struct wmi_cmd_hdr));
+ datap = skb->data;
+ len = skb->len;
+
+ ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len);
+ ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ",
+ datap, len);
+
+ switch (id) {
+ case WMI_GET_BITRATE_CMDID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n");
+ ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len);
+ break;
+ case WMI_GET_CHANNEL_LIST_CMDID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n");
+ ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len);
+ break;
+ case WMI_GET_TX_PWR_CMDID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n");
+ ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len);
+ break;
+ case WMI_READY_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n");
+ ret = ath6kl_wmi_ready_event_rx(wmi, datap, len);
+ break;
+ case WMI_PEER_NODE_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n");
+ ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len);
+ break;
+ case WMI_REGDOMAIN_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
+ ath6kl_wmi_regdomain_event(wmi, datap, len);
+ break;
+ case WMI_PSTREAM_TIMEOUT_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");
+ ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len);
+ break;
+ case WMI_CMDERROR_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n");
+ ret = ath6kl_wmi_error_event_rx(wmi, datap, len);
+ break;
+ case WMI_RSSI_THRESHOLD_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n");
+ ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len);
+ break;
+ case WMI_ERROR_REPORT_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n");
+ break;
+ case WMI_OPT_RX_FRAME_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n");
+ /* this event has been deprecated */
+ break;
+ case WMI_REPORT_ROAM_TBL_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n");
+ ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len);
+ break;
+ case WMI_EXTENSION_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n");
+ ret = ath6kl_wmi_control_rx_xtnd(wmi, skb);
+ break;
+ case WMI_CHANNEL_CHANGE_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n");
+ break;
+ case WMI_REPORT_ROAM_DATA_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n");
+ break;
+ case WMI_TEST_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n");
+ ret = ath6kl_wmi_test_rx(wmi, datap, len);
+ break;
+ case WMI_GET_FIXRATES_CMDID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n");
+ ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len);
+ break;
+ case WMI_TX_RETRY_ERR_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n");
+ break;
+ case WMI_SNR_THRESHOLD_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n");
+ ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len);
+ break;
+ case WMI_LQ_THRESHOLD_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n");
+ break;
+ case WMI_APLIST_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n");
+ ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len);
+ break;
+ case WMI_GET_KEEPALIVE_CMDID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n");
+ ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len);
+ break;
+ case WMI_GET_WOW_LIST_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n");
+ break;
+ case WMI_GET_PMKID_LIST_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n");
+ ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len);
+ break;
+ case WMI_SET_PARAMS_REPLY_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n");
+ break;
+ case WMI_ADDBA_RESP_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n");
+ break;
+ case WMI_REPORT_BTCOEX_CONFIG_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n");
+ break;
+ case WMI_REPORT_BTCOEX_STATS_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI,
+ "WMI_REPORT_BTCOEX_STATS_EVENTID\n");
+ break;
+ case WMI_TX_COMPLETE_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n");
+ ret = ath6kl_wmi_tx_complete_event_rx(datap, len);
+ break;
+ case WMI_P2P_CAPABILITIES_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n");
+ ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len);
+ break;
+ case WMI_P2P_INFO_EVENTID:
+ ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n");
+ ret = ath6kl_wmi_p2p_info_event_rx(datap, len);
+ break;
+ default:
+ /* may be the event is interface specific */
+ ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len);
+ break;
+ }
+
+ dev_kfree_skb(skb);
+ return ret;
+}
+
+/* Control Path */
+int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
+{
+ if (WARN_ON(skb == NULL))
+ return -EINVAL;
+
+ if (skb->len < sizeof(struct wmi_cmd_hdr)) {
+ ath6kl_err("bad packet 1\n");
+ dev_kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ trace_ath6kl_wmi_event(skb->data, skb->len);
+
+ return ath6kl_wmi_proc_events(wmi, skb);
+}
+
+void ath6kl_wmi_reset(struct wmi *wmi)
+{
+ spin_lock_bh(&wmi->lock);
+
+ wmi->fat_pipe_exist = 0;
+ memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac));
+
+ spin_unlock_bh(&wmi->lock);
+}
+
+void *ath6kl_wmi_init(struct ath6kl *dev)
+{
+ struct wmi *wmi;
+
+ wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL);
+ if (!wmi)
+ return NULL;
+
+ spin_lock_init(&wmi->lock);
+
+ wmi->parent_dev = dev;
+
+ wmi->pwr_mode = REC_POWER;
+
+ ath6kl_wmi_reset(wmi);
+
+ return wmi;
+}
+
+void ath6kl_wmi_shutdown(struct wmi *wmi)
+{
+ if (!wmi)
+ return;
+
+ kfree(wmi->last_mgmt_tx_frame);
+ kfree(wmi);
+}
Code Review / kvmfornfv.git / blobdiff