A_STATUS
htt_h2t_sync_msg(struct htt_pdev_t *pdev, u_int8_t sync_cnt)
{
struct htt_htc_pkt *pkt;
adf_nbuf_t msg;
u_int32_t *msg_word;
pkt = htt_htc_pkt_alloc(pdev);
if (!pkt) {
return A_NO_MEMORY;
}
/* show that this is not a tx frame download (not required, but helpful) */
pkt->msdu_id = HTT_TX_COMPL_INV_MSDU_ID;
pkt->pdev_ctxt = NULL; /* not used during send-done callback */
msg = adf_nbuf_alloc(
pdev->osdev,
HTT_MSG_BUF_SIZE(HTT_H2T_SYNC_MSG_SZ),
/* reserve room for HTC header */
HTC_HEADER_LEN + HTC_HDR_ALIGNMENT_PADDING, 4, FALSE);
if (!msg) {
htt_htc_pkt_free(pdev, pkt);
return A_NO_MEMORY;
}
/* set the length of the message */
adf_nbuf_put_tail(msg, HTT_H2T_SYNC_MSG_SZ);
/* fill in the message contents */
msg_word = (u_int32_t *) adf_nbuf_data(msg);
/* rewind beyond alignment pad to get to the HTC header reserved area */
adf_nbuf_push_head(msg, HTC_HDR_ALIGNMENT_PADDING);
*msg_word = 0;
HTT_H2T_MSG_TYPE_SET(*msg_word, HTT_H2T_MSG_TYPE_SYNC);
HTT_H2T_SYNC_COUNT_SET(*msg_word, sync_cnt);
SET_HTC_PACKET_INFO_TX(
&pkt->htc_pkt,
htt_h2t_send_complete_free_netbuf,
adf_nbuf_data(msg),
adf_nbuf_len(msg),
pdev->htc_endpoint,
HTC_TX_PACKET_TAG_RUNTIME_PUT);
SET_HTC_PACKET_NET_BUF_CONTEXT(&pkt->htc_pkt, msg);
#ifdef ATH_11AC_TXCOMPACT
if (HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt) == A_OK)
htt_htc_misc_pkt_list_add(pdev, pkt);
#else
HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt);
#endif
if ((pdev->cfg.is_high_latency) &&
(!pdev->cfg.default_tx_comp_req)) {
ol_tx_target_credit_update(pdev->txrx_pdev, -1);
}
return A_OK;
}
static int SendHCICommand(struct ar3k_config_info *pConfig,
u8 *pBuffer,
int Length)
{
struct htc_packet *pPacket = NULL;
int status = 0;
do {
pPacket = (struct htc_packet *)A_MALLOC(sizeof(struct htc_packet));
if (NULL == pPacket) {
status = A_NO_MEMORY;
break;
}
A_MEMZERO(pPacket,sizeof(struct htc_packet));
SET_HTC_PACKET_INFO_TX(pPacket,
NULL,
pBuffer,
Length,
HCI_COMMAND_TYPE,
AR6K_CONTROL_PKT_TAG);
/* issue synchronously */
status = HCI_TransportSendPkt(pConfig->pHCIDev,pPacket,true);
} while (false);
if (pPacket != NULL) {
kfree(pPacket);
}
return status;
}
static A_STATUS SendHCICommand(AR3K_CONFIG_INFO *pConfig,
A_UINT8 *pBuffer,
int Length)
{
HTC_PACKET *pPacket = NULL;
A_STATUS status = A_OK;
do {
pPacket = (HTC_PACKET *)A_MALLOC(sizeof(HTC_PACKET));
if (NULL == pPacket) {
status = A_NO_MEMORY;
break;
}
A_MEMZERO(pPacket,sizeof(HTC_PACKET));
SET_HTC_PACKET_INFO_TX(pPacket,
NULL,
pBuffer,
Length,
HCI_COMMAND_TYPE,
AR6K_CONTROL_PKT_TAG);
/* issue synchronously */
status = HCI_TransportSendPkt(pConfig->pHCIDev,pPacket,TRUE);
} while (FALSE);
if (pPacket != NULL) {
A_FREE(pPacket);
}
return status;
}
/* WMI command API */
int
wmi_unified_cmd_send(wmi_unified_t wmi_handle, wmi_buf_t buf, int len, WMI_CMD_ID cmd_id)
{
A_STATUS status;
struct cookie *cookie;
if (wbuf_push(buf, sizeof(WMI_CMD_HDR)) == NULL) {
return -ENOMEM;
}
WMI_SET_FIELD(wbuf_header(buf), WMI_CMD_HDR, COMMANDID, cmd_id);
//WMI_CMD_HDR_SET_DEVID(cmd_hdr, 0); // unused
cookie = ol_alloc_cookie(wmi_handle);
if (!cookie) {
return -ENOMEM;
}
cookie->PacketContext = buf;
SET_HTC_PACKET_INFO_TX(&cookie->HtcPkt,
cookie,
wbuf_header(buf),
len+sizeof(WMI_CMD_HDR),
/* htt_host_data_dl_len(buf)+20 */
wmi_handle->wmi_endpoint_id,
0/*htc_tag*/);
SET_HTC_PACKET_NET_BUF_CONTEXT(&cookie->HtcPkt, buf);
status = HTCSendPkt(wmi_handle->htc_handle, &cookie->HtcPkt);
return ((status == A_OK) ? EOK : -1);
}
static inline int
htt_tx_send_base(
htt_pdev_handle pdev,
adf_nbuf_t msdu,
u_int16_t msdu_id,
int download_len,
u_int8_t more_data)
{
struct htt_host_tx_desc_t *htt_host_tx_desc;
struct htt_htc_pkt *pkt;
int packet_len;
HTC_ENDPOINT_ID ep_id;
/*
* The HTT tx descriptor was attached as the prefix fragment to the
* msdu netbuf during the call to htt_tx_desc_init.
* Retrieve it so we can provide its HTC header space to HTC.
*/
htt_host_tx_desc = (struct htt_host_tx_desc_t *)
adf_nbuf_get_frag_vaddr(msdu, 0);
pkt = htt_htc_pkt_alloc(pdev);
if (!pkt) {
return 1; /* failure */
}
pkt->msdu_id = msdu_id;
pkt->pdev_ctxt = pdev->txrx_pdev;
/* packet length includes HTT tx desc frag added above */
packet_len = adf_nbuf_len(msdu);
if (packet_len < download_len) {
/*
* This case of packet length being less than the nominal download
* length can happen for a couple reasons:
* In HL, the nominal download length is a large artificial value.
* In LL, the frame may not have the optional header fields
* accounted for in the nominal download size (LLC/SNAP header,
* IPv4 or IPv6 header).
*/
download_len = packet_len;
}
ep_id = htt_tx_htt2_get_ep_id(pdev, msdu);
SET_HTC_PACKET_INFO_TX(
&pkt->htc_pkt,
pdev->tx_send_complete_part2,
(unsigned char *) htt_host_tx_desc,
download_len - HTC_HDR_LENGTH,
ep_id,
1); /* tag - not relevant here */
SET_HTC_PACKET_NET_BUF_CONTEXT(&pkt->htc_pkt, msdu);
adf_nbuf_trace_update(msdu, "HT:T:");
HTCSendDataPkt(pdev->htc_pdev, &pkt->htc_pkt, more_data);
return 0; /* success */
}
A_STATUS HTCStart(HTC_HANDLE HTCHandle)
{
adf_nbuf_t netbuf;
A_STATUS status = A_OK;
HTC_TARGET *target = GET_HTC_TARGET_FROM_HANDLE(HTCHandle);
HTC_SETUP_COMPLETE_EX_MSG *pSetupComp;
HTC_PACKET *pSendPacket;
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("HTCStart Enter\n"));
do {
HTCConfigTargetHIFPipe(target);
/* allocate a buffer to send */
pSendPacket = HTCAllocControlTxPacket(target);
if (NULL == pSendPacket) {
AR_DEBUG_ASSERT(FALSE);
adf_os_print("%s: allocControlTxPacket failed\n",__func__);
status = A_NO_MEMORY;
break;
}
netbuf = (adf_nbuf_t)GET_HTC_PACKET_NET_BUF_CONTEXT(pSendPacket);
/* assemble setup complete message */
adf_nbuf_put_tail(netbuf, sizeof(HTC_SETUP_COMPLETE_EX_MSG));
pSetupComp = (HTC_SETUP_COMPLETE_EX_MSG *) adf_nbuf_data(netbuf);
A_MEMZERO(pSetupComp,sizeof(HTC_SETUP_COMPLETE_EX_MSG));
HTC_SET_FIELD(pSetupComp, HTC_SETUP_COMPLETE_EX_MSG,
MESSAGEID, HTC_MSG_SETUP_COMPLETE_EX_ID);
//if (!htc_credit_flow) {
if (0) {
AR_DEBUG_PRINTF(ATH_DEBUG_INIT, ("HTC will not use TX credit flow control\n"));
pSetupComp->SetupFlags |= HTC_SETUP_COMPLETE_FLAGS_DISABLE_TX_CREDIT_FLOW;
} else {
AR_DEBUG_PRINTF(ATH_DEBUG_INIT, ("HTC using TX credit flow control\n"));
}
SET_HTC_PACKET_INFO_TX(pSendPacket,
NULL,
(A_UINT8 *)pSetupComp,
sizeof(HTC_SETUP_COMPLETE_EX_MSG),
ENDPOINT_0,
HTC_SERVICE_TX_PACKET_TAG);
status = HTCSendPkt((HTC_HANDLE)target,pSendPacket);
if (A_FAILED(status)) {
break;
}
} while (FALSE);
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("HTCStart Exit\n"));
return status;
}
int htt_h2t_ipa_uc_get_stats(struct htt_pdev_t *pdev)
{
struct htt_htc_pkt *pkt = NULL;
adf_nbuf_t msg = NULL;
u_int32_t *msg_word;
/* New buffer alloc send */
pkt = htt_htc_pkt_alloc(pdev);
if (!pkt) {
return A_NO_MEMORY;
}
/* show that this is not a tx frame download (not required,
* but helpful) */
pkt->msdu_id = HTT_TX_COMPL_INV_MSDU_ID;
pkt->pdev_ctxt = NULL; /* not used during send-done callback */
msg = adf_nbuf_alloc(
pdev->osdev,
HTT_MSG_BUF_SIZE(HTT_WDI_IPA_OP_REQUEST_SZ),
/* reserve room for HTC header */
HTC_HEADER_LEN + HTC_HDR_ALIGNMENT_PADDING, 4, FALSE);
if (!msg) {
htt_htc_pkt_free(pdev, pkt);
return A_NO_MEMORY;
}
/* set the length of the message */
adf_nbuf_put_tail(msg, HTT_WDI_IPA_OP_REQUEST_SZ);
/* rewind beyond alignment pad to get to the HTC header reserved area */
adf_nbuf_push_head(msg, HTC_HDR_ALIGNMENT_PADDING);
/* fill in the message contents */
msg_word = (u_int32_t *) adf_nbuf_data(msg);
*msg_word = 0;
HTT_WDI_IPA_OP_REQUEST_OP_CODE_SET(*msg_word,
HTT_WDI_IPA_OPCODE_DBG_STATS);
HTT_H2T_MSG_TYPE_SET(*msg_word, HTT_H2T_MSG_TYPE_WDI_IPA_OP_REQ);
SET_HTC_PACKET_INFO_TX(
&pkt->htc_pkt,
htt_h2t_send_complete_free_netbuf,
adf_nbuf_data(msg),
adf_nbuf_len(msg),
pdev->htc_endpoint,
1); /* tag - not relevant here */
SET_HTC_PACKET_NET_BUF_CONTEXT(&pkt->htc_pkt, msg);
#ifdef ATH_11AC_TXCOMPACT
if (HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt) == A_OK)
htt_htc_misc_pkt_list_add(pdev, pkt);
#else
HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt);
#endif
return A_OK;
}
void epping_tx_dup_pkt(epping_adapter_t *pAdapter,
HTC_ENDPOINT_ID eid, adf_nbuf_t skb)
{
struct epping_cookie * cookie = NULL;
int skb_len, ret;
adf_nbuf_t new_skb;
cookie = epping_alloc_cookie(pAdapter->pEpping_ctx);
if (cookie == NULL) {
EPPING_LOG(VOS_TRACE_LEVEL_FATAL,
"%s: epping_alloc_cookie returns no resource\n", __func__);
return;
}
new_skb = adf_nbuf_copy(skb);
if (!new_skb) {
EPPING_LOG(VOS_TRACE_LEVEL_FATAL,
"%s: adf_nbuf_copy returns no resource\n", __func__);
epping_free_cookie(pAdapter->pEpping_ctx, cookie);
return;
}
SET_HTC_PACKET_INFO_TX(&cookie->HtcPkt,
cookie, adf_nbuf_data(skb), adf_nbuf_len(new_skb), eid, 0);
SET_HTC_PACKET_NET_BUF_CONTEXT(&cookie->HtcPkt, new_skb);
skb_len = (int)adf_nbuf_len(new_skb);
/* send the packet */
ret = HTCSendPkt(pAdapter->pEpping_ctx->HTCHandle, &cookie->HtcPkt);
if (ret != A_OK) {
EPPING_LOG(VOS_TRACE_LEVEL_FATAL,
"%s: HTCSendPkt failed, ret = %d\n", __func__, ret);
epping_free_cookie(pAdapter->pEpping_ctx, cookie);
adf_nbuf_free(new_skb);
return;
}
pAdapter->stats.tx_bytes += skb_len;
++pAdapter->stats.tx_packets;
if (((pAdapter->stats.tx_packets +
pAdapter->stats.tx_dropped) % EPPING_STATS_LOG_COUNT) == 0 &&
(pAdapter->stats.tx_packets || pAdapter->stats.tx_dropped)) {
epping_log_stats(pAdapter, __func__);
}
}
A_STATUS HTCSendSetupComplete(HTC_TARGET *target)
{
HTC_PACKET *pSendPacket = NULL;
A_STATUS status;
HTC_SETUP_COMPLETE_MSG *pSetupComplete;
do {
/* allocate a packet to send to the target */
pSendPacket = HTC_ALLOC_CONTROL_TX(target);
if (NULL == pSendPacket) {
status = A_NO_MEMORY;
break;
}
/* assemble setup complete message */
pSetupComplete = (HTC_SETUP_COMPLETE_MSG *)pSendPacket->pBuffer;
A_MEMZERO(pSetupComplete,sizeof(HTC_SETUP_COMPLETE_MSG));
pSetupComplete->MessageID = HTC_MSG_SETUP_COMPLETE_ID;
SET_HTC_PACKET_INFO_TX(pSendPacket,
NULL,
(A_UINT8 *)pSetupComplete,
sizeof(HTC_SETUP_COMPLETE_MSG),
ENDPOINT_0,
HTC_SERVICE_TX_PACKET_TAG);
/* we want synchronous operation */
pSendPacket->Completion = NULL;
/* send the message */
status = HTCIssueSend(target,pSendPacket,0);
} while (FALSE);
if (pSendPacket != NULL) {
HTC_FREE_CONTROL_TX(target,pSendPacket);
}
return status;
}
A_STATUS
CAR6KMini::WMISendControlPacket(
IN PVOID osbuf,
HTC_ENDPOINT_ID Endpoint)
{
A_STATUS status;
ndis_mini_buf_t *pNb;
pNb = (ndis_mini_buf_t *)osbuf;
SET_HTC_PACKET_INFO_TX(&pNb->HtcPacket,
osbuf,
a_netbuf_to_data(osbuf),
a_netbuf_to_len(osbuf),
Endpoint,
AR6K_CONTROL_PKT_TAG);
status = HTCSendPkt(m_pHTCTarget, &pNb->HtcPacket);
if (A_OK != status && A_PENDING != status && m_ControlEp != Endpoint)
NdisInterlockedDecrement(&m_TxPending);
return status;
}
A_STATUS HTCSendSetupComplete(HTC_TARGET *target)
{
HTC_PACKET *pSendPacket = NULL;
A_STATUS status;
do {
/* allocate a packet to send to the target */
pSendPacket = HTC_ALLOC_CONTROL_TX(target);
if (NULL == pSendPacket) {
status = A_NO_MEMORY;
break;
}
if (target->HTCTargetVersion >= HTC_VERSION_2P1) {
HTC_SETUP_COMPLETE_EX_MSG *pSetupCompleteEx;
A_UINT32 setupFlags = 0;
pSetupCompleteEx = (HTC_SETUP_COMPLETE_EX_MSG *)pSendPacket->pBuffer;
A_MEMZERO(pSetupCompleteEx, sizeof(HTC_SETUP_COMPLETE_EX_MSG));
pSetupCompleteEx->MessageID = HTC_MSG_SETUP_COMPLETE_EX_ID;
if (target->MaxMsgPerBundle > 0) {
/* host can do HTC bundling, indicate this to the target */
setupFlags |= HTC_SETUP_COMPLETE_FLAGS_ENABLE_BUNDLE_RECV;
pSetupCompleteEx->MaxMsgsPerBundledRecv = target->MaxMsgPerBundle;
}
A_MEMCPY(&pSetupCompleteEx->SetupFlags, &setupFlags, sizeof(pSetupCompleteEx->SetupFlags));
SET_HTC_PACKET_INFO_TX(pSendPacket,
NULL,
(A_UINT8 *)pSetupCompleteEx,
sizeof(HTC_SETUP_COMPLETE_EX_MSG),
ENDPOINT_0,
HTC_SERVICE_TX_PACKET_TAG);
} else {
HTC_SETUP_COMPLETE_MSG *pSetupComplete;
/* assemble setup complete message */
pSetupComplete = (HTC_SETUP_COMPLETE_MSG *)pSendPacket->pBuffer;
A_MEMZERO(pSetupComplete, sizeof(HTC_SETUP_COMPLETE_MSG));
pSetupComplete->MessageID = HTC_MSG_SETUP_COMPLETE_ID;
SET_HTC_PACKET_INFO_TX(pSendPacket,
NULL,
(A_UINT8 *)pSetupComplete,
sizeof(HTC_SETUP_COMPLETE_MSG),
ENDPOINT_0,
HTC_SERVICE_TX_PACKET_TAG);
}
/* we want synchronous operation */
pSendPacket->Completion = NULL;
HTC_PREPARE_SEND_PKT(pSendPacket,0,0,0);
/* send the message */
status = HTCIssueSend(target,pSendPacket);
} while (FALSE);
if (pSendPacket != NULL) {
HTC_FREE_CONTROL_TX(target,pSendPacket);
}
return status;
}
A_STATUS
htt_h2t_rx_ring_cfg_msg_ll(struct htt_pdev_t *pdev)
{
struct htt_htc_pkt *pkt;
adf_nbuf_t msg;
u_int32_t *msg_word;
int enable_ctrl_data, enable_mgmt_data,
enable_null_data, enable_phy_data, enable_hdr,
enable_ppdu_start, enable_ppdu_end;
pkt = htt_htc_pkt_alloc(pdev);
if (!pkt) {
return A_ERROR; /* failure */
}
/* show that this is not a tx frame download (not required, but helpful) */
pkt->msdu_id = HTT_TX_COMPL_INV_MSDU_ID;
pkt->pdev_ctxt = NULL; /* not used during send-done callback */
msg = adf_nbuf_alloc(
pdev->osdev,
HTT_MSG_BUF_SIZE(HTT_RX_RING_CFG_BYTES(1)),
/* reserve room for the HTC header */
HTC_HEADER_LEN + HTC_HDR_ALIGNMENT_PADDING, 4, TRUE);
if (!msg) {
htt_htc_pkt_free(pdev, pkt);
return A_ERROR; /* failure */
}
/*
* Set the length of the message.
* The contribution from the HTC_HDR_ALIGNMENT_PADDING is added
* separately during the below call to adf_nbuf_push_head.
* The contribution from the HTC header is added separately inside HTC.
*/
adf_nbuf_put_tail(msg, HTT_RX_RING_CFG_BYTES(1));
/* fill in the message contents */
msg_word = (u_int32_t *) adf_nbuf_data(msg);
/* rewind beyond alignment pad to get to the HTC header reserved area */
adf_nbuf_push_head(msg, HTC_HDR_ALIGNMENT_PADDING);
*msg_word = 0;
HTT_H2T_MSG_TYPE_SET(*msg_word, HTT_H2T_MSG_TYPE_RX_RING_CFG);
HTT_RX_RING_CFG_NUM_RINGS_SET(*msg_word, 1);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_IDX_SHADOW_REG_PADDR_SET(
*msg_word, pdev->rx_ring.alloc_idx.paddr);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_BASE_PADDR_SET(*msg_word, pdev->rx_ring.base_paddr);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_LEN_SET(*msg_word, pdev->rx_ring.size);
HTT_RX_RING_CFG_BUF_SZ_SET(*msg_word, HTT_RX_BUF_SIZE);
/* FIX THIS: if the FW creates a complete translated rx descriptor, then the MAC DMA of the HW rx descriptor should be disabled. */
msg_word++;
*msg_word = 0;
#ifndef REMOVE_PKT_LOG
if (ol_cfg_is_packet_log_enabled(pdev->ctrl_pdev))
{
enable_ctrl_data = 1;
enable_mgmt_data = 1;
enable_null_data = 1;
enable_phy_data = 1;
enable_hdr = 1;
enable_ppdu_start= 1;
enable_ppdu_end = 1;
/* Disable ASPM when pkt log is enabled */
adf_os_print("Pkt log is enabled\n");
htt_htc_disable_aspm();
}
else
{
adf_os_print("Pkt log is disabled\n");
enable_ctrl_data = 0;
enable_mgmt_data = 0;
enable_null_data = 0;
enable_phy_data = 0;
enable_hdr = 0;
enable_ppdu_start= 0;
enable_ppdu_end = 0;
}
#else
enable_ctrl_data = 0;
enable_mgmt_data = 0;
enable_null_data = 0;
enable_phy_data = 0;
enable_hdr = 0;
enable_ppdu_start= 0;
enable_ppdu_end = 0;
#endif
HTT_RX_RING_CFG_ENABLED_802_11_HDR_SET(*msg_word, enable_hdr);
HTT_RX_RING_CFG_ENABLED_MSDU_PAYLD_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_PPDU_START_SET(*msg_word, enable_ppdu_start);
HTT_RX_RING_CFG_ENABLED_PPDU_END_SET(*msg_word, enable_ppdu_end);
HTT_RX_RING_CFG_ENABLED_MPDU_START_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_MPDU_END_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_MSDU_START_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_MSDU_END_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_RX_ATTN_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_FRAG_INFO_SET(*msg_word, 1); /* always present? */
HTT_RX_RING_CFG_ENABLED_UCAST_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_MCAST_SET(*msg_word, 1);
/* Must change to dynamic enable at run time
* rather than at compile time
*/
HTT_RX_RING_CFG_ENABLED_CTRL_SET(*msg_word, enable_ctrl_data);
HTT_RX_RING_CFG_ENABLED_MGMT_SET(*msg_word, enable_mgmt_data);
HTT_RX_RING_CFG_ENABLED_NULL_SET(*msg_word, enable_null_data);
HTT_RX_RING_CFG_ENABLED_PHY_SET(*msg_word, enable_phy_data);
HTT_RX_RING_CFG_IDX_INIT_VAL_SET(*msg_word,
*pdev->rx_ring.alloc_idx.vaddr);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_802_11_HDR_SET(*msg_word,
RX_STD_DESC_HDR_STATUS_OFFSET_DWORD);
HTT_RX_RING_CFG_OFFSET_MSDU_PAYLD_SET(*msg_word,
HTT_RX_STD_DESC_RESERVATION_DWORD);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_PPDU_START_SET(*msg_word,
RX_STD_DESC_PPDU_START_OFFSET_DWORD);
HTT_RX_RING_CFG_OFFSET_PPDU_END_SET(*msg_word,
RX_STD_DESC_PPDU_END_OFFSET_DWORD);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_MPDU_START_SET(*msg_word,
RX_STD_DESC_MPDU_START_OFFSET_DWORD);
HTT_RX_RING_CFG_OFFSET_MPDU_END_SET(*msg_word,
RX_STD_DESC_MPDU_END_OFFSET_DWORD);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_MSDU_START_SET(*msg_word,
RX_STD_DESC_MSDU_START_OFFSET_DWORD);
HTT_RX_RING_CFG_OFFSET_MSDU_END_SET(*msg_word,
RX_STD_DESC_MSDU_END_OFFSET_DWORD);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_RX_ATTN_SET(*msg_word,
RX_STD_DESC_ATTN_OFFSET_DWORD);
HTT_RX_RING_CFG_OFFSET_FRAG_INFO_SET(*msg_word,
RX_STD_DESC_FRAG_INFO_OFFSET_DWORD);
SET_HTC_PACKET_INFO_TX(
&pkt->htc_pkt,
htt_h2t_send_complete_free_netbuf,
adf_nbuf_data(msg),
adf_nbuf_len(msg),
pdev->htc_endpoint,
HTC_TX_PACKET_TAG_RUNTIME_PUT);
SET_HTC_PACKET_NET_BUF_CONTEXT(&pkt->htc_pkt, msg);
#ifdef ATH_11AC_TXCOMPACT
if (HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt) == A_OK)
htt_htc_misc_pkt_list_add(pdev, pkt);
#else
HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt);
#endif
return A_OK;
}
A_STATUS HTCConnectService(HTC_HANDLE HTCHandle,
HTC_SERVICE_CONNECT_REQ *pConnectReq,
HTC_SERVICE_CONNECT_RESP *pConnectResp)
{
HTC_TARGET *target = GET_HTC_TARGET_FROM_HANDLE(HTCHandle);
A_STATUS status = A_OK;
HTC_PACKET *pRecvPacket = NULL;
HTC_PACKET *pSendPacket = NULL;
HTC_CONNECT_SERVICE_RESPONSE_MSG *pResponseMsg;
HTC_CONNECT_SERVICE_MSG *pConnectMsg;
HTC_ENDPOINT_ID assignedEndpoint = ENDPOINT_MAX;
HTC_ENDPOINT *pEndpoint;
unsigned int maxMsgSize = 0;
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("+HTCConnectService, target:0x%X SvcID:0x%X \n",
(A_UINT32)target, pConnectReq->ServiceID));
do {
AR_DEBUG_ASSERT(pConnectReq->ServiceID != 0);
if (HTC_CTRL_RSVD_SVC == pConnectReq->ServiceID) {
/* special case for pseudo control service */
assignedEndpoint = ENDPOINT_0;
maxMsgSize = HTC_MAX_CONTROL_MESSAGE_LENGTH;
} else {
/* allocate a packet to send to the target */
pSendPacket = HTC_ALLOC_CONTROL_TX(target);
if (NULL == pSendPacket) {
AR_DEBUG_ASSERT(FALSE);
status = A_NO_MEMORY;
break;
}
/* assemble connect service message */
pConnectMsg = (HTC_CONNECT_SERVICE_MSG *)pSendPacket->pBuffer;
AR_DEBUG_ASSERT(pConnectMsg != NULL);
A_MEMZERO(pConnectMsg,sizeof(HTC_CONNECT_SERVICE_MSG));
pConnectMsg->MessageID = HTC_MSG_CONNECT_SERVICE_ID;
pConnectMsg->ServiceID = pConnectReq->ServiceID;
pConnectMsg->ConnectionFlags = pConnectReq->ConnectionFlags;
/* check caller if it wants to transfer meta data */
if ((pConnectReq->pMetaData != NULL) &&
(pConnectReq->MetaDataLength <= HTC_SERVICE_META_DATA_MAX_LENGTH)) {
/* copy meta data into message buffer (after header ) */
A_MEMCPY((A_UINT8 *)pConnectMsg + sizeof(HTC_CONNECT_SERVICE_MSG),
pConnectReq->pMetaData,
pConnectReq->MetaDataLength);
pConnectMsg->ServiceMetaLength = pConnectReq->MetaDataLength;
}
SET_HTC_PACKET_INFO_TX(pSendPacket,
NULL,
(A_UINT8 *)pConnectMsg,
sizeof(HTC_CONNECT_SERVICE_MSG) + pConnectMsg->ServiceMetaLength,
ENDPOINT_0,
HTC_SERVICE_TX_PACKET_TAG);
/* we want synchronous operation */
pSendPacket->Completion = NULL;
HTC_PREPARE_SEND_PKT(pSendPacket,0,0,0);
status = HTCIssueSend(target,pSendPacket);
if (A_FAILED(status)) {
break;
}
/* wait for response */
status = HTCWaitforControlMessage(target, &pRecvPacket);
if (A_FAILED(status)) {
break;
}
/* we controlled the buffer creation so it has to be properly aligned */
pResponseMsg = (HTC_CONNECT_SERVICE_RESPONSE_MSG *)pRecvPacket->pBuffer;
if ((pResponseMsg->MessageID != HTC_MSG_CONNECT_SERVICE_RESPONSE_ID) ||
(pRecvPacket->ActualLength < sizeof(HTC_CONNECT_SERVICE_RESPONSE_MSG))) {
/* this message is not valid */
AR_DEBUG_ASSERT(FALSE);
status = A_EPROTO;
break;
}
pConnectResp->ConnectRespCode = pResponseMsg->Status;
/* check response status */
if (pResponseMsg->Status != HTC_SERVICE_SUCCESS) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
(" Target failed service 0x%X connect request (status:%d)\n",
pResponseMsg->ServiceID, pResponseMsg->Status));
status = A_EPROTO;
break;
}
assignedEndpoint = (HTC_ENDPOINT_ID) pResponseMsg->EndpointID;
maxMsgSize = pResponseMsg->MaxMsgSize;
if ((pConnectResp->pMetaData != NULL) &&
(pResponseMsg->ServiceMetaLength > 0) &&
(pResponseMsg->ServiceMetaLength <= HTC_SERVICE_META_DATA_MAX_LENGTH)) {
/* caller supplied a buffer and the target responded with data */
int copyLength = min((int)pConnectResp->BufferLength, (int)pResponseMsg->ServiceMetaLength);
/* copy the meta data */
A_MEMCPY(pConnectResp->pMetaData,
((A_UINT8 *)pResponseMsg) + sizeof(HTC_CONNECT_SERVICE_RESPONSE_MSG),
copyLength);
pConnectResp->ActualLength = copyLength;
}
}
/* the rest of these are parameter checks so set the error status */
status = A_EPROTO;
if (assignedEndpoint >= ENDPOINT_MAX) {
AR_DEBUG_ASSERT(FALSE);
break;
}
if (0 == maxMsgSize) {
AR_DEBUG_ASSERT(FALSE);
break;
}
pEndpoint = &target->EndPoint[assignedEndpoint];
pEndpoint->Id = assignedEndpoint;
if (pEndpoint->ServiceID != 0) {
/* endpoint already in use! */
AR_DEBUG_ASSERT(FALSE);
break;
}
/* return assigned endpoint to caller */
pConnectResp->Endpoint = assignedEndpoint;
pConnectResp->MaxMsgLength = maxMsgSize;
/* setup the endpoint */
pEndpoint->ServiceID = pConnectReq->ServiceID; /* this marks the endpoint in use */
pEndpoint->MaxTxQueueDepth = pConnectReq->MaxSendQueueDepth;
pEndpoint->MaxMsgLength = maxMsgSize;
/* copy all the callbacks */
pEndpoint->EpCallBacks = pConnectReq->EpCallbacks;
/* set the credit distribution info for this endpoint, this information is
* passed back to the credit distribution callback function */
pEndpoint->CreditDist.ServiceID = pConnectReq->ServiceID;
pEndpoint->CreditDist.pHTCReserved = pEndpoint;
pEndpoint->CreditDist.Endpoint = assignedEndpoint;
pEndpoint->CreditDist.TxCreditSize = target->TargetCreditSize;
if (pConnectReq->MaxSendMsgSize != 0) {
/* override TxCreditsPerMaxMsg calculation, this optimizes the credit-low indications
* since the host will actually issue smaller messages in the Send path */
if (pConnectReq->MaxSendMsgSize > maxMsgSize) {
/* can't be larger than the maximum the target can support */
AR_DEBUG_ASSERT(FALSE);
break;
}
pEndpoint->CreditDist.TxCreditsPerMaxMsg = pConnectReq->MaxSendMsgSize / target->TargetCreditSize;
} else {
pEndpoint->CreditDist.TxCreditsPerMaxMsg = maxMsgSize / target->TargetCreditSize;
}
if (0 == pEndpoint->CreditDist.TxCreditsPerMaxMsg) {
pEndpoint->CreditDist.TxCreditsPerMaxMsg = 1;
}
/* save local connection flags */
pEndpoint->LocalConnectionFlags = pConnectReq->LocalConnectionFlags;
status = A_OK;
} while (FALSE);
if (pSendPacket != NULL) {
HTC_FREE_CONTROL_TX(target,pSendPacket);
}
if (pRecvPacket != NULL) {
HTC_FREE_CONTROL_RX(target,pRecvPacket);
}
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("-HTCConnectService \n"));
return status;
}
/* WMI command API */
int wmi_unified_cmd_send(wmi_unified_t wmi_handle, wmi_buf_t buf, int len,
WMI_CMD_ID cmd_id)
{
HTC_PACKET *pkt;
A_STATUS status;
void *vos_context;
struct ol_softc *scn;
A_UINT16 htc_tag = 0;
if (wmi_get_runtime_pm_inprogress(wmi_handle))
goto skip_suspend_check;
if (adf_os_atomic_read(&wmi_handle->is_target_suspended) &&
( (WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID != cmd_id) &&
(WMI_PDEV_RESUME_CMDID != cmd_id)) ) {
pr_err("%s: Target is suspended could not send WMI command: %d\n",
__func__, cmd_id);
VOS_ASSERT(0);
return -EBUSY;
} else
goto dont_tag;
skip_suspend_check:
switch(cmd_id) {
case WMI_WOW_ENABLE_CMDID:
case WMI_PDEV_SUSPEND_CMDID:
case WMI_WOW_ENABLE_DISABLE_WAKE_EVENT_CMDID:
case WMI_WOW_ADD_WAKE_PATTERN_CMDID:
case WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID:
case WMI_PDEV_RESUME_CMDID:
case WMI_WOW_DEL_WAKE_PATTERN_CMDID:
#ifdef FEATURE_WLAN_D0WOW
case WMI_D0_WOW_ENABLE_DISABLE_CMDID:
#endif
htc_tag = HTC_TX_PACKET_TAG_AUTO_PM;
default:
break;
}
dont_tag:
/* Do sanity check on the TLV parameter structure */
{
void *buf_ptr = (void *) adf_nbuf_data(buf);
if (wmitlv_check_command_tlv_params(NULL, buf_ptr, len, cmd_id) != 0)
{
adf_os_print("\nERROR: %s: Invalid WMI Parameter Buffer for Cmd:%d\n",
__func__, cmd_id);
return -1;
}
}
if (adf_nbuf_push_head(buf, sizeof(WMI_CMD_HDR)) == NULL) {
pr_err("%s, Failed to send cmd %x, no memory\n",
__func__, cmd_id);
return -ENOMEM;
}
WMI_SET_FIELD(adf_nbuf_data(buf), WMI_CMD_HDR, COMMANDID, cmd_id);
adf_os_atomic_inc(&wmi_handle->pending_cmds);
if (adf_os_atomic_read(&wmi_handle->pending_cmds) >= WMI_MAX_CMDS) {
vos_context = vos_get_global_context(VOS_MODULE_ID_WDA, NULL);
scn = vos_get_context(VOS_MODULE_ID_HIF, vos_context);
pr_err("\n%s: hostcredits = %d\n", __func__,
wmi_get_host_credits(wmi_handle));
HTC_dump_counter_info(wmi_handle->htc_handle);
//dump_CE_register(scn);
//dump_CE_debug_register(scn->hif_sc);
adf_os_atomic_dec(&wmi_handle->pending_cmds);
pr_err("%s: MAX 1024 WMI Pending cmds reached.\n", __func__);
vos_set_logp_in_progress(VOS_MODULE_ID_VOSS, TRUE);
schedule_work(&recovery_work);
return -EBUSY;
}
pkt = adf_os_mem_alloc(NULL, sizeof(*pkt));
if (!pkt) {
adf_os_atomic_dec(&wmi_handle->pending_cmds);
pr_err("%s, Failed to alloc htc packet %x, no memory\n",
__func__, cmd_id);
return -ENOMEM;
}
SET_HTC_PACKET_INFO_TX(pkt,
NULL,
adf_nbuf_data(buf),
len + sizeof(WMI_CMD_HDR),
/* htt_host_data_dl_len(buf)+20 */
wmi_handle->wmi_endpoint_id,
htc_tag);
SET_HTC_PACKET_NET_BUF_CONTEXT(pkt, buf);
WMA_LOGD("Send WMI command:%s command_id:%d",
get_wmi_cmd_string(cmd_id), cmd_id);
#ifdef WMI_INTERFACE_EVENT_LOGGING
adf_os_spin_lock_bh(&wmi_handle->wmi_record_lock);
/*Record 16 bytes of WMI cmd data - exclude TLV and WMI headers*/
WMI_COMMAND_RECORD(cmd_id ,((u_int32_t *)adf_nbuf_data(buf) + 2));
adf_os_spin_unlock_bh(&wmi_handle->wmi_record_lock);
#endif
status = HTCSendPkt(wmi_handle->htc_handle, pkt);
if (A_OK != status) {
adf_os_atomic_dec(&wmi_handle->pending_cmds);
pr_err("%s %d, HTCSendPkt failed\n", __func__, __LINE__);
}
return ((status == A_OK) ? EOK : -1);
}
ssize_t ar6000_htc_raw_write(AR_SOFTC_T *ar, HTC_RAW_STREAM_ID StreamID,
char __user *buffer, size_t length)
{
int writePtr;
raw_htc_buffer *free;
AR_RAW_HTC_T *arRaw = ar->arRawHtc;
if (arRawStream2EndpointID(ar,StreamID) == 0) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("StreamID(%d) not connected! \n", StreamID));
return -EFAULT;
}
if (down_interruptible(&arRaw->raw_htc_write_sem[StreamID])) {
return -ERESTARTSYS;
}
/* Search for a free buffer */
free = get_free_buffer(ar,StreamID);
/* Check if there is space to write else wait */
while (!arRaw->write_buffer_available[StreamID]) {
up(&arRaw->raw_htc_write_sem[StreamID]);
/* Wait for buffer to become free */
AR_DEBUG_PRINTF(ATH_DEBUG_HTC_RAW,("Sleeping StreamID(%d) write process\n", StreamID));
if (wait_event_interruptible(arRaw->raw_htc_write_queue[StreamID],
arRaw->write_buffer_available[StreamID]))
{
return -EINTR;
}
if (down_interruptible(&arRaw->raw_htc_write_sem[StreamID])) {
return -ERESTARTSYS;
}
free = get_free_buffer(ar,StreamID);
}
/* Send the data */
writePtr = HTC_HEADER_LEN;
if (length > (HTC_RAW_BUFFER_SIZE - HTC_HEADER_LEN)) {
length = HTC_RAW_BUFFER_SIZE - HTC_HEADER_LEN;
}
if (copy_from_user(&free->data[writePtr], buffer, length)) {
up(&arRaw->raw_htc_read_sem[StreamID]);
return -EFAULT;
}
free->length = length;
SET_HTC_PACKET_INFO_TX(&free->HTCPacket,
free,
&free->data[writePtr],
length,
arRawStream2EndpointID(ar,StreamID),
AR6K_DATA_PKT_TAG);
HTCSendPkt(ar->arHtcTarget,&free->HTCPacket);
arRaw->write_buffer_available[StreamID] = FALSE;
up(&arRaw->raw_htc_write_sem[StreamID]);
return length;
}
int
htt_h2t_dbg_stats_get(
struct htt_pdev_t *pdev,
u_int32_t stats_type_upload_mask,
u_int32_t stats_type_reset_mask,
u_int8_t cfg_stat_type,
u_int32_t cfg_val,
u_int64_t cookie)
{
struct htt_htc_pkt *pkt;
adf_nbuf_t msg;
u_int32_t *msg_word;
uint16_t htc_tag = 1;
pkt = htt_htc_pkt_alloc(pdev);
if (!pkt) {
return -1; /* failure */
}
if (stats_type_upload_mask >= 1 << HTT_DBG_NUM_STATS ||
stats_type_reset_mask >= 1 << HTT_DBG_NUM_STATS)
{
/* FIX THIS - add more details? */
adf_os_print("%#x %#x stats not supported\n",
stats_type_upload_mask, stats_type_reset_mask);
return -1; /* failure */
}
if (stats_type_reset_mask)
htc_tag = HTC_TX_PACKET_TAG_RUNTIME_PUT;
/* show that this is not a tx frame download (not required, but helpful) */
pkt->msdu_id = HTT_TX_COMPL_INV_MSDU_ID;
pkt->pdev_ctxt = NULL; /* not used during send-done callback */
msg = adf_nbuf_alloc(
pdev->osdev,
HTT_MSG_BUF_SIZE(HTT_H2T_STATS_REQ_MSG_SZ),
/* reserve room for HTC header */
HTC_HEADER_LEN + HTC_HDR_ALIGNMENT_PADDING, 4, FALSE);
if (!msg) {
htt_htc_pkt_free(pdev, pkt);
return -1; /* failure */
}
/* set the length of the message */
adf_nbuf_put_tail(msg, HTT_H2T_STATS_REQ_MSG_SZ);
/* fill in the message contents */
msg_word = (u_int32_t *) adf_nbuf_data(msg);
/* rewind beyond alignment pad to get to the HTC header reserved area */
adf_nbuf_push_head(msg, HTC_HDR_ALIGNMENT_PADDING);
*msg_word = 0;
HTT_H2T_MSG_TYPE_SET(*msg_word, HTT_H2T_MSG_TYPE_STATS_REQ);
HTT_H2T_STATS_REQ_UPLOAD_TYPES_SET(*msg_word, stats_type_upload_mask);
msg_word++;
*msg_word = 0;
HTT_H2T_STATS_REQ_RESET_TYPES_SET(*msg_word, stats_type_reset_mask);
msg_word++;
*msg_word = 0;
HTT_H2T_STATS_REQ_CFG_VAL_SET(*msg_word, cfg_val);
HTT_H2T_STATS_REQ_CFG_STAT_TYPE_SET(*msg_word, cfg_stat_type);
/* cookie LSBs */
msg_word++;
*msg_word = cookie & 0xffffffff;
/* cookie MSBs */
msg_word++;
*msg_word = cookie >> 32;
SET_HTC_PACKET_INFO_TX(
&pkt->htc_pkt,
htt_h2t_send_complete_free_netbuf,
adf_nbuf_data(msg),
adf_nbuf_len(msg),
pdev->htc_endpoint,
htc_tag);
SET_HTC_PACKET_NET_BUF_CONTEXT(&pkt->htc_pkt, msg);
#ifdef ATH_11AC_TXCOMPACT
if (HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt) == A_OK) {
htt_htc_misc_pkt_list_add(pdev, pkt);
}
#else
HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt);
#endif
if ((pdev->cfg.is_high_latency) &&
(!pdev->cfg.default_tx_comp_req)) {
ol_tx_target_credit_update(pdev->txrx_pdev, -1);
}
return 0;
}
A_STATUS
htt_h2t_rx_ring_cfg_msg_hl(struct htt_pdev_t *pdev)
{
struct htt_htc_pkt *pkt;
adf_nbuf_t msg;
u_int32_t *msg_word;
pkt = htt_htc_pkt_alloc(pdev);
if (!pkt) {
return A_ERROR; /* failure */
}
/* show that this is not a tx frame download (not required, but helpful) */
pkt->msdu_id = HTT_TX_COMPL_INV_MSDU_ID;
pkt->pdev_ctxt = NULL; /* not used during send-done callback */
msg = adf_nbuf_alloc(
pdev->osdev,
HTT_MSG_BUF_SIZE(HTT_RX_RING_CFG_BYTES(1)),
/* reserve room for the HTC header */
HTC_HEADER_LEN + HTC_HDR_ALIGNMENT_PADDING, 4, TRUE);
if (!msg) {
htt_htc_pkt_free(pdev, pkt);
return A_ERROR; /* failure */
}
/*
* Set the length of the message.
* The contribution from the HTC_HDR_ALIGNMENT_PADDING is added
* separately during the below call to adf_nbuf_push_head.
* The contribution from the HTC header is added separately inside HTC.
*/
adf_nbuf_put_tail(msg, HTT_RX_RING_CFG_BYTES(1));
/* fill in the message contents */
msg_word = (u_int32_t *) adf_nbuf_data(msg);
/* rewind beyond alignment pad to get to the HTC header reserved area */
adf_nbuf_push_head(msg, HTC_HDR_ALIGNMENT_PADDING);
*msg_word = 0;
HTT_H2T_MSG_TYPE_SET(*msg_word, HTT_H2T_MSG_TYPE_RX_RING_CFG);
HTT_RX_RING_CFG_NUM_RINGS_SET(*msg_word, 1);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_IDX_SHADOW_REG_PADDR_SET(
*msg_word, pdev->rx_ring.alloc_idx.paddr);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_BASE_PADDR_SET(*msg_word, pdev->rx_ring.base_paddr);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_LEN_SET(*msg_word, pdev->rx_ring.size);
HTT_RX_RING_CFG_BUF_SZ_SET(*msg_word, HTT_RX_BUF_SIZE);
/* FIX THIS: if the FW creates a complete translated rx descriptor, then the MAC DMA of the HW rx descriptor should be disabled. */
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_ENABLED_802_11_HDR_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_MSDU_PAYLD_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_PPDU_START_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_PPDU_END_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_MPDU_START_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_MPDU_END_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_MSDU_START_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_MSDU_END_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_RX_ATTN_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_FRAG_INFO_SET(*msg_word, 0); /* always present? */
HTT_RX_RING_CFG_ENABLED_UCAST_SET(*msg_word, 1);
HTT_RX_RING_CFG_ENABLED_MCAST_SET(*msg_word, 1);
/* Must change to dynamic enable at run time
* rather than at compile time
*/
HTT_RX_RING_CFG_ENABLED_CTRL_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_MGMT_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_NULL_SET(*msg_word, 0);
HTT_RX_RING_CFG_ENABLED_PHY_SET(*msg_word, 0);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_802_11_HDR_SET(*msg_word,
0);
HTT_RX_RING_CFG_OFFSET_MSDU_PAYLD_SET(*msg_word,
0);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_PPDU_START_SET(*msg_word,
0);
HTT_RX_RING_CFG_OFFSET_PPDU_END_SET(*msg_word,
0);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_MPDU_START_SET(*msg_word,
0);
HTT_RX_RING_CFG_OFFSET_MPDU_END_SET(*msg_word,
0);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_MSDU_START_SET(*msg_word,
0);
HTT_RX_RING_CFG_OFFSET_MSDU_END_SET(*msg_word,
0);
msg_word++;
*msg_word = 0;
HTT_RX_RING_CFG_OFFSET_RX_ATTN_SET(*msg_word,
0);
HTT_RX_RING_CFG_OFFSET_FRAG_INFO_SET(*msg_word,
0);
SET_HTC_PACKET_INFO_TX(
&pkt->htc_pkt,
htt_h2t_send_complete_free_netbuf,
adf_nbuf_data(msg),
adf_nbuf_len(msg),
pdev->htc_endpoint,
1); /* tag - not relevant here */
SET_HTC_PACKET_NET_BUF_CONTEXT(&pkt->htc_pkt, msg);
#ifdef ATH_11AC_TXCOMPACT
if (HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt) == A_OK) {
htt_htc_misc_pkt_list_add(pdev, pkt);
}
#else
HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt);
#endif
if (!pdev->cfg.default_tx_comp_req) {
ol_tx_target_credit_update(pdev->txrx_pdev, -1);
}
return A_OK;
}
int htt_h2t_ipa_uc_rsc_cfg_msg(struct htt_pdev_t *pdev)
{
struct htt_htc_pkt *pkt;
adf_nbuf_t msg;
u_int32_t *msg_word;
pkt = htt_htc_pkt_alloc(pdev);
if (!pkt) {
return A_NO_MEMORY;
}
/* show that this is not a tx frame download (not required, but helpful) */
pkt->msdu_id = HTT_TX_COMPL_INV_MSDU_ID;
pkt->pdev_ctxt = NULL; /* not used during send-done callback */
msg = adf_nbuf_alloc(
pdev->osdev,
HTT_MSG_BUF_SIZE(HTT_WDI_IPA_CFG_SZ),
/* reserve room for HTC header */
HTC_HEADER_LEN + HTC_HDR_ALIGNMENT_PADDING, 4, FALSE);
if (!msg) {
htt_htc_pkt_free(pdev, pkt);
return A_NO_MEMORY;
}
/* set the length of the message */
adf_nbuf_put_tail(msg, HTT_WDI_IPA_CFG_SZ);
/* fill in the message contents */
msg_word = (u_int32_t *) adf_nbuf_data(msg);
/* rewind beyond alignment pad to get to the HTC header reserved area */
adf_nbuf_push_head(msg, HTC_HDR_ALIGNMENT_PADDING);
*msg_word = 0;
HTT_WDI_IPA_CFG_TX_PKT_POOL_SIZE_SET(*msg_word,
pdev->ipa_uc_tx_rsc.alloc_tx_buf_cnt);
HTT_H2T_MSG_TYPE_SET(*msg_word, HTT_H2T_MSG_TYPE_WDI_IPA_CFG);
msg_word++;
*msg_word = 0;
HTT_WDI_IPA_CFG_TX_COMP_RING_BASE_ADDR_SET(*msg_word,
(unsigned int)pdev->ipa_uc_tx_rsc.tx_comp_base.paddr);
msg_word++;
*msg_word = 0;
HTT_WDI_IPA_CFG_TX_COMP_RING_SIZE_SET(*msg_word,
(unsigned int)ol_cfg_ipa_uc_tx_max_buf_cnt(pdev->ctrl_pdev));
msg_word++;
*msg_word = 0;
HTT_WDI_IPA_CFG_TX_COMP_WR_IDX_ADDR_SET(*msg_word,
(unsigned int)pdev->ipa_uc_tx_rsc.tx_comp_idx_paddr);
msg_word++;
*msg_word = 0;
HTT_WDI_IPA_CFG_TX_CE_WR_IDX_ADDR_SET(*msg_word,
(unsigned int)pdev->ipa_uc_tx_rsc.tx_ce_idx.paddr);
msg_word++;
*msg_word = 0;
HTT_WDI_IPA_CFG_RX_IND_RING_BASE_ADDR_SET(*msg_word,
(unsigned int)pdev->ipa_uc_rx_rsc.rx_ind_ring_base.paddr);
msg_word++;
*msg_word = 0;
HTT_WDI_IPA_CFG_RX_IND_RING_SIZE_SET(*msg_word,
(unsigned int)ol_cfg_ipa_uc_rx_ind_ring_size(pdev->ctrl_pdev));
msg_word++;
*msg_word = 0;
HTT_WDI_IPA_CFG_RX_IND_RD_IDX_ADDR_SET(*msg_word,
(unsigned int)pdev->ipa_uc_rx_rsc.rx_ipa_prc_done_idx.paddr);
msg_word++;
*msg_word = 0;
HTT_WDI_IPA_CFG_RX_IND_WR_IDX_ADDR_SET(*msg_word,
(unsigned int)pdev->ipa_uc_rx_rsc.rx_rdy_idx_paddr);
SET_HTC_PACKET_INFO_TX(
&pkt->htc_pkt,
htt_h2t_send_complete_free_netbuf,
adf_nbuf_data(msg),
adf_nbuf_len(msg),
pdev->htc_endpoint,
HTC_TX_PACKET_TAG_RUNTIME_PUT);
SET_HTC_PACKET_NET_BUF_CONTEXT(&pkt->htc_pkt, msg);
#ifdef ATH_11AC_TXCOMPACT
if (HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt) == A_OK)
htt_htc_misc_pkt_list_add(pdev, pkt);
#else
HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt);
#endif
return A_OK;
}
static int epping_tx_send_int(adf_nbuf_t skb,
epping_adapter_t *pAdapter)
{
EPPING_HEADER *eppingHdr = (EPPING_HEADER *)adf_nbuf_data(skb);
HTC_ENDPOINT_ID eid = ENDPOINT_UNUSED;
struct epping_cookie * cookie = NULL;
A_UINT8 ac = 0;
A_STATUS ret = A_OK;
int skb_len;
EPPING_HEADER tmpHdr = *eppingHdr;
/* allocate resource for this packet */
cookie = epping_alloc_cookie(pAdapter->pEpping_ctx);
/* no resource */
if (cookie == NULL) {
EPPING_LOG(VOS_TRACE_LEVEL_FATAL,
"%s: epping_alloc_cookie returns no resource\n", __func__);
return -1;
}
if (enb_tx_dump)
epping_hex_dump((void *)eppingHdr, skb->len, __func__);
/*
* a quirk of linux, the payload of the frame is 32-bit aligned and thus
* the addition of the HTC header will mis-align the start of the HTC
* frame, so we add some padding which will be stripped off in the target
*/
if (EPPING_ALIGNMENT_PAD > 0) {
A_NETBUF_PUSH(skb, EPPING_ALIGNMENT_PAD);
}
/* prepare ep/HTC information */
ac = eppingHdr->StreamNo_h;
eid = pAdapter->pEpping_ctx->EppingEndpoint[ac];
if (eid < 0 || eid >= EPPING_MAX_NUM_EPIDS) {
EPPING_LOG(VOS_TRACE_LEVEL_FATAL,
"%s: invalid eid = %d, ac = %d\n", __func__, eid, ac);
return -1;
}
if (tmpHdr.Cmd_h == EPPING_CMD_RESET_RECV_CNT ||
tmpHdr.Cmd_h == EPPING_CMD_CONT_RX_START) {
epping_set_kperf_flag(pAdapter, eid, tmpHdr.CmdBuffer_t[0]);
}
if (pAdapter->pEpping_ctx->kperf[eid]) {
switch (tmpHdr.Cmd_h) {
case EPPING_CMD_NO_ECHO:
#ifdef HIF_PCI
epping_tx_copier_schedule(pAdapter->pEpping_ctx, eid, skb);
#endif /* HIF_PCI */
break;
default:
break;
}
}
if (pAdapter->pEpping_ctx->kperf[eid] &&
tmpHdr.Cmd_h == EPPING_CMD_NO_ECHO) {
epping_tx_dup_pkt(pAdapter, eid, skb);
}
SET_HTC_PACKET_INFO_TX(&cookie->HtcPkt,
cookie, adf_nbuf_data(skb), adf_nbuf_len(skb), eid, 0);
SET_HTC_PACKET_NET_BUF_CONTEXT(&cookie->HtcPkt, skb);
skb_len = skb->len;
/* send the packet */
ret = HTCSendPkt(pAdapter->pEpping_ctx->HTCHandle, &cookie->HtcPkt);
epping_log_packet(pAdapter, &tmpHdr, ret, __func__);
if (ret != A_OK) {
EPPING_LOG(VOS_TRACE_LEVEL_FATAL,
"%s: HTCSendPkt failed, status = %d\n", __func__, ret);
epping_free_cookie(pAdapter->pEpping_ctx, cookie);
return -1;
}
pAdapter->stats.tx_bytes += skb_len;
++pAdapter->stats.tx_packets;
if (((pAdapter->stats.tx_packets +
pAdapter->stats.tx_dropped) % EPPING_STATS_LOG_COUNT) == 0 &&
(pAdapter->stats.tx_packets || pAdapter->stats.tx_dropped)) {
epping_log_stats(pAdapter, __func__);
}
return 0;
}
A_STATUS hci_test_send(AR_SOFTC_T *ar, struct sk_buff *skb)
#endif
{
int status = A_OK;
int length;
EPPING_HEADER *pHeader;
HTC_PACKET *pPacket;
HTC_TX_TAG htc_tag = AR6K_DATA_PKT_TAG;
#ifdef EXPORT_HCI_BRIDGE_INTERFACE
AR6K_HCI_BRIDGE_INFO *pHcidevInfo = g_pHcidevInfo;
#else
AR6K_HCI_BRIDGE_INFO *pHcidevInfo = (AR6K_HCI_BRIDGE_INFO *)ar->hcidev_info;
#endif
do {
if (NULL == pHcidevInfo) {
status = A_ERROR;
break;
}
if (NULL == pHcidevInfo->pHCIDev) {
status = A_ERROR;
break;
}
if (pHcidevInfo->HciNormalMode) {
/* this interface cannot run when normal WMI is running */
status = A_ERROR;
break;
}
pHeader = (EPPING_HEADER *)A_NETBUF_DATA(skb);
if (!IS_EPPING_PACKET(pHeader)) {
status = A_EINVAL;
break;
}
if (IS_EPING_PACKET_NO_DROP(pHeader)) {
htc_tag = AR6K_CONTROL_PKT_TAG;
}
length = sizeof(EPPING_HEADER) + pHeader->DataLength;
pPacket = AllocHTCStruct(pHcidevInfo);
if (NULL == pPacket) {
status = A_NO_MEMORY;
break;
}
SET_HTC_PACKET_INFO_TX(pPacket,
skb,
A_NETBUF_DATA(skb),
length,
HCI_ACL_TYPE, /* send every thing out as ACL */
htc_tag);
HCI_TransportSendPkt(pHcidevInfo->pHCIDev,pPacket,FALSE);
pPacket = NULL;
} while (FALSE);
return status;
}
A_STATUS htc_start(HTC_HANDLE HTCHandle)
{
cdf_nbuf_t netbuf;
A_STATUS status = A_OK;
HTC_TARGET *target = GET_HTC_TARGET_FROM_HANDLE(HTCHandle);
HTC_SETUP_COMPLETE_EX_MSG *pSetupComp;
HTC_PACKET *pSendPacket;
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("htc_start Enter\n"));
do {
htc_config_target_hif_pipe(target);
/* allocate a buffer to send */
pSendPacket = htc_alloc_control_tx_packet(target);
if (NULL == pSendPacket) {
AR_DEBUG_ASSERT(false);
cdf_print("%s: allocControlTxPacket failed\n",
__func__);
status = A_NO_MEMORY;
break;
}
netbuf =
(cdf_nbuf_t) GET_HTC_PACKET_NET_BUF_CONTEXT(pSendPacket);
/* assemble setup complete message */
cdf_nbuf_put_tail(netbuf, sizeof(HTC_SETUP_COMPLETE_EX_MSG));
pSetupComp =
(HTC_SETUP_COMPLETE_EX_MSG *) cdf_nbuf_data(netbuf);
A_MEMZERO(pSetupComp, sizeof(HTC_SETUP_COMPLETE_EX_MSG));
HTC_SET_FIELD(pSetupComp, HTC_SETUP_COMPLETE_EX_MSG,
MESSAGEID, HTC_MSG_SETUP_COMPLETE_EX_ID);
if (!htc_credit_flow) {
AR_DEBUG_PRINTF(ATH_DEBUG_INIT,
("HTC will not use TX credit flow control\n"));
pSetupComp->SetupFlags |=
HTC_SETUP_COMPLETE_FLAGS_DISABLE_TX_CREDIT_FLOW;
} else {
AR_DEBUG_PRINTF(ATH_DEBUG_INIT,
("HTC using TX credit flow control\n"));
}
#ifdef HIF_SDIO
#if ENABLE_BUNDLE_RX
if (HTC_ENABLE_BUNDLE(target))
pSetupComp->SetupFlags |=
HTC_SETUP_COMPLETE_FLAGS_ENABLE_BUNDLE_RECV;
#endif /* ENABLE_BUNDLE_RX */
#endif /* HIF_SDIO */
SET_HTC_PACKET_INFO_TX(pSendPacket,
NULL,
(A_UINT8 *) pSetupComp,
sizeof(HTC_SETUP_COMPLETE_EX_MSG),
ENDPOINT_0, HTC_SERVICE_TX_PACKET_TAG);
status = htc_send_pkt((HTC_HANDLE) target, pSendPacket);
if (A_FAILED(status)) {
break;
}
} while (false);
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("htc_start Exit\n"));
return status;
}
A_STATUS
htt_h2t_ver_req_msg(struct htt_pdev_t *pdev)
{
struct htt_htc_pkt *pkt;
adf_nbuf_t msg;
u_int32_t *msg_word;
u_int32_t msg_size;
u_int32_t max_tx_group;
pkt = htt_htc_pkt_alloc(pdev);
if (!pkt) {
return A_ERROR; /* failure */
}
max_tx_group = OL_TX_GET_MAX_GROUPS(pdev->txrx_pdev);
if (max_tx_group) {
msg_size = HTT_VER_REQ_BYTES +
sizeof(struct htt_option_tlv_mac_tx_queue_groups_t);
} else {
msg_size = HTT_VER_REQ_BYTES;
}
/* show that this is not a tx frame download (not required, but helpful) */
pkt->msdu_id = HTT_TX_COMPL_INV_MSDU_ID;
pkt->pdev_ctxt = NULL; /* not used during send-done callback */
msg = adf_nbuf_alloc(
pdev->osdev,
HTT_MSG_BUF_SIZE(msg_size),
/* reserve room for the HTC header */
HTC_HEADER_LEN + HTC_HDR_ALIGNMENT_PADDING, 4, TRUE);
if (!msg) {
htt_htc_pkt_free(pdev, pkt);
return A_ERROR; /* failure */
}
/*
* Set the length of the message.
* The contribution from the HTC_HDR_ALIGNMENT_PADDING is added
* separately during the below call to adf_nbuf_push_head.
* The contribution from the HTC header is added separately inside HTC.
*/
adf_nbuf_put_tail(msg, msg_size);
/* fill in the message contents */
msg_word = (u_int32_t *) adf_nbuf_data(msg);
/* rewind beyond alignment pad to get to the HTC header reserved area */
adf_nbuf_push_head(msg, HTC_HDR_ALIGNMENT_PADDING);
*msg_word = 0;
HTT_H2T_MSG_TYPE_SET(*msg_word, HTT_H2T_MSG_TYPE_VERSION_REQ);
if (max_tx_group) {
*(msg_word + 1) = 0;
/* Fill Group Info */
HTT_OPTION_TLV_TAG_SET(*(msg_word+1),
HTT_OPTION_TLV_TAG_MAX_TX_QUEUE_GROUPS);
HTT_OPTION_TLV_LENGTH_SET(*(msg_word+1),
(sizeof(struct htt_option_tlv_mac_tx_queue_groups_t)/
sizeof(u_int32_t)));
HTT_OPTION_TLV_VALUE0_SET(*(msg_word+1), max_tx_group);
}
SET_HTC_PACKET_INFO_TX(
&pkt->htc_pkt,
htt_h2t_send_complete_free_netbuf,
adf_nbuf_data(msg),
adf_nbuf_len(msg),
pdev->htc_endpoint,
1); /* tag - not relevant here */
SET_HTC_PACKET_NET_BUF_CONTEXT(&pkt->htc_pkt, msg);
#ifdef ATH_11AC_TXCOMPACT
if (HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt) == A_OK) {
htt_htc_misc_pkt_list_add(pdev, pkt);
}
#else
HTCSendPkt(pdev->htc_pdev, &pkt->htc_pkt);
#endif
if ((pdev->cfg.is_high_latency) &&
(!pdev->cfg.default_tx_comp_req)) {
ol_tx_target_credit_update(pdev->txrx_pdev, -1);
}
return A_OK;
}
/* WMI command API */
int wmi_unified_cmd_send(wmi_unified_t wmi_handle, wmi_buf_t buf, int len,
WMI_CMD_ID cmd_id)
{
HTC_PACKET *pkt;
A_STATUS status;
struct ol_softc *scn;
if (cdf_atomic_read(&wmi_handle->is_target_suspended) &&
((WMI_WOW_HOSTWAKEUP_FROM_SLEEP_CMDID != cmd_id) &&
(WMI_PDEV_RESUME_CMDID != cmd_id))) {
pr_err("%s: Target is suspended could not send WMI command\n",
__func__);
CDF_ASSERT(0);
return -EBUSY;
}
/* Do sanity check on the TLV parameter structure */
{
void *buf_ptr = (void *)cdf_nbuf_data(buf);
if (wmitlv_check_command_tlv_params(NULL, buf_ptr, len, cmd_id)
!= 0) {
cdf_print
("\nERROR: %s: Invalid WMI Parameter Buffer for Cmd:%d\n",
__func__, cmd_id);
return -1;
}
}
if (cdf_nbuf_push_head(buf, sizeof(WMI_CMD_HDR)) == NULL) {
pr_err("%s, Failed to send cmd %x, no memory\n",
__func__, cmd_id);
return -ENOMEM;
}
WMI_SET_FIELD(cdf_nbuf_data(buf), WMI_CMD_HDR, COMMANDID, cmd_id);
cdf_atomic_inc(&wmi_handle->pending_cmds);
if (cdf_atomic_read(&wmi_handle->pending_cmds) >= WMI_MAX_CMDS) {
scn = cds_get_context(CDF_MODULE_ID_HIF);
pr_err("\n%s: hostcredits = %d\n", __func__,
wmi_get_host_credits(wmi_handle));
htc_dump_counter_info(wmi_handle->htc_handle);
/* dump_ce_register(scn); */
/* dump_ce_debug_register(scn->hif_sc); */
cdf_atomic_dec(&wmi_handle->pending_cmds);
pr_err("%s: MAX 1024 WMI Pending cmds reached.\n", __func__);
CDF_BUG(0);
return -EBUSY;
}
pkt = cdf_mem_malloc(sizeof(*pkt));
if (!pkt) {
cdf_atomic_dec(&wmi_handle->pending_cmds);
pr_err("%s, Failed to alloc htc packet %x, no memory\n",
__func__, cmd_id);
return -ENOMEM;
}
SET_HTC_PACKET_INFO_TX(pkt,
NULL,
cdf_nbuf_data(buf), len + sizeof(WMI_CMD_HDR),
/* htt_host_data_dl_len(buf)+20 */
wmi_handle->wmi_endpoint_id, 0 /*htc_tag */ );
SET_HTC_PACKET_NET_BUF_CONTEXT(pkt, buf);
wma_log_cmd_id(cmd_id);
#ifdef WMI_INTERFACE_EVENT_LOGGING
cdf_spin_lock_bh(&wmi_handle->wmi_record_lock);
/*Record 16 bytes of WMI cmd data - exclude TLV and WMI headers */
if (cmd_id == WMI_MGMT_TX_SEND_CMDID) {
WMI_MGMT_COMMAND_RECORD(cmd_id,
((uint32_t *)cdf_nbuf_data(buf) + 2));
} else {
WMI_COMMAND_RECORD(cmd_id, ((uint32_t *) cdf_nbuf_data(buf) +
2));
}
cdf_spin_unlock_bh(&wmi_handle->wmi_record_lock);
#endif
status = htc_send_pkt(wmi_handle->htc_handle, pkt);
if (A_OK != status) {
cdf_atomic_dec(&wmi_handle->pending_cmds);
pr_err("%s %d, htc_send_pkt failed\n", __func__, __LINE__);
}
return ((status == A_OK) ? EOK : -1);
}
A_STATUS HTCConnectService(HTC_HANDLE HTCHandle,
HTC_SERVICE_CONNECT_REQ *pConnectReq,
HTC_SERVICE_CONNECT_RESP *pConnectResp)
{
HTC_TARGET *target = GET_HTC_TARGET_FROM_HANDLE(HTCHandle);
A_STATUS status = A_OK;
HTC_PACKET *pSendPacket = NULL;
HTC_CONNECT_SERVICE_RESPONSE_MSG *pResponseMsg;
HTC_CONNECT_SERVICE_MSG *pConnectMsg;
HTC_ENDPOINT_ID assignedEndpoint = ENDPOINT_MAX;
HTC_ENDPOINT *pEndpoint;
unsigned int maxMsgSize = 0;
adf_nbuf_t netbuf;
A_UINT8 txAlloc;
int length;
A_BOOL disableCreditFlowCtrl = FALSE;
A_UINT16 conn_flags;
A_UINT16 rsp_msg_id, rsp_msg_serv_id, rsp_msg_max_msg_size;
A_UINT8 rsp_msg_status, rsp_msg_end_id, rsp_msg_serv_meta_len;
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("+HTCConnectService, target:%p SvcID:0x%X \n",
target, pConnectReq->ServiceID));
do {
AR_DEBUG_ASSERT(pConnectReq->ServiceID != 0);
if (HTC_CTRL_RSVD_SVC == pConnectReq->ServiceID) {
/* special case for pseudo control service */
assignedEndpoint = ENDPOINT_0;
maxMsgSize = HTC_MAX_CONTROL_MESSAGE_LENGTH;
txAlloc = 0;
} else {
txAlloc = HTCGetCreditAllocation(target,pConnectReq->ServiceID);
if (!txAlloc) {
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("Service %d does not allocate target credits!\n",
pConnectReq->ServiceID));
}
/* allocate a packet to send to the target */
pSendPacket = HTCAllocControlTxPacket(target);
if (NULL == pSendPacket) {
AR_DEBUG_ASSERT(FALSE);
status = A_NO_MEMORY;
break;
}
netbuf = (adf_nbuf_t)GET_HTC_PACKET_NET_BUF_CONTEXT(pSendPacket);
length = sizeof(HTC_CONNECT_SERVICE_MSG) + pConnectReq->MetaDataLength;
/* assemble connect service message */
adf_nbuf_put_tail(netbuf, length);
pConnectMsg = (HTC_CONNECT_SERVICE_MSG *)adf_nbuf_data(netbuf);
AR_DEBUG_ASSERT(pConnectMsg != NULL);
A_MEMZERO(pConnectMsg,sizeof(HTC_CONNECT_SERVICE_MSG));
conn_flags = (pConnectReq->ConnectionFlags & ~HTC_SET_RECV_ALLOC_MASK) |
HTC_CONNECT_FLAGS_SET_RECV_ALLOCATION(txAlloc);
HTC_SET_FIELD(pConnectMsg, HTC_CONNECT_SERVICE_MSG, MESSAGEID,
HTC_MSG_CONNECT_SERVICE_ID);
HTC_SET_FIELD(pConnectMsg, HTC_CONNECT_SERVICE_MSG, SERVICE_ID,
pConnectReq->ServiceID);
HTC_SET_FIELD(pConnectMsg, HTC_CONNECT_SERVICE_MSG,
CONNECTIONFLAGS, conn_flags);
if (pConnectReq->ConnectionFlags & HTC_CONNECT_FLAGS_DISABLE_CREDIT_FLOW_CTRL) {
disableCreditFlowCtrl = TRUE;
}
/*
* EV #134248 BUG Fix : Credit miss happens resulting in failure to create
* VAP. Disable Credit for WMI endpoint too.
*/
if (!htc_credit_flow ) {
disableCreditFlowCtrl = TRUE;
}
/* check caller if it wants to transfer meta data */
if ((pConnectReq->pMetaData != NULL) &&
(pConnectReq->MetaDataLength <= HTC_SERVICE_META_DATA_MAX_LENGTH)) {
/* copy meta data into message buffer (after header ) */
A_MEMCPY((A_UINT8 *)pConnectMsg + sizeof(HTC_CONNECT_SERVICE_MSG),
pConnectReq->pMetaData,
pConnectReq->MetaDataLength);
HTC_SET_FIELD(pConnectMsg, HTC_CONNECT_SERVICE_MSG,
SERVICEMETALENGTH, pConnectReq->MetaDataLength);
}
SET_HTC_PACKET_INFO_TX(pSendPacket,
NULL,
(A_UINT8 *)pConnectMsg,
length,
ENDPOINT_0,
HTC_SERVICE_TX_PACKET_TAG);
status = HTCSendPkt((HTC_HANDLE)target,pSendPacket);
/* we don't own it anymore */
pSendPacket = NULL;
if (A_FAILED(status)) {
break;
}
/* wait for response */
status = HTCWaitRecvCtrlMessage(target);
if (A_FAILED(status)) {
break;
}
/* we controlled the buffer creation so it has to be properly aligned */
pResponseMsg = (HTC_CONNECT_SERVICE_RESPONSE_MSG *)target->CtrlResponseBuffer;
rsp_msg_id = HTC_GET_FIELD(pResponseMsg,
HTC_CONNECT_SERVICE_RESPONSE_MSG, MESSAGEID);
rsp_msg_serv_id = HTC_GET_FIELD(pResponseMsg,
HTC_CONNECT_SERVICE_RESPONSE_MSG, SERVICEID);
rsp_msg_status = HTC_GET_FIELD(pResponseMsg,
HTC_CONNECT_SERVICE_RESPONSE_MSG, STATUS);
rsp_msg_end_id = HTC_GET_FIELD(pResponseMsg,
HTC_CONNECT_SERVICE_RESPONSE_MSG, ENDPOINTID);
rsp_msg_max_msg_size = HTC_GET_FIELD(pResponseMsg,
HTC_CONNECT_SERVICE_RESPONSE_MSG, MAXMSGSIZE);
rsp_msg_serv_meta_len = HTC_GET_FIELD(pResponseMsg,
HTC_CONNECT_SERVICE_RESPONSE_MSG, SERVICEMETALENGTH);
if ((rsp_msg_id != HTC_MSG_CONNECT_SERVICE_RESPONSE_ID) ||
(target->CtrlResponseLength < sizeof(HTC_CONNECT_SERVICE_RESPONSE_MSG))) {
/* this message is not valid */
AR_DEBUG_ASSERT(FALSE);
status = A_EPROTO;
break;
}
AR_DEBUG_PRINTF(ATH_DEBUG_TRC,
("HTCConnectService, service 0x%X connect response from target status:%d, assigned ep: %d\n",
rsp_msg_serv_id, rsp_msg_status, rsp_msg_end_id));
pConnectResp->ConnectRespCode = rsp_msg_status;
/* check response status */
if (rsp_msg_status != HTC_SERVICE_SUCCESS) {
AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
(" Target failed service 0x%X connect request (status:%d)\n",
rsp_msg_serv_id, rsp_msg_status));
status = A_EPROTO;
break;
}
assignedEndpoint = (HTC_ENDPOINT_ID)rsp_msg_end_id;
maxMsgSize = rsp_msg_max_msg_size;
if ((pConnectResp->pMetaData != NULL) &&
(rsp_msg_serv_meta_len > 0) &&
(rsp_msg_serv_meta_len <= HTC_SERVICE_META_DATA_MAX_LENGTH)) {
/* caller supplied a buffer and the target responded with data */
int copyLength = min((int)pConnectResp->BufferLength, (int)rsp_msg_serv_meta_len);
/* copy the meta data */
A_MEMCPY(pConnectResp->pMetaData,
((A_UINT8 *)pResponseMsg) + sizeof(HTC_CONNECT_SERVICE_RESPONSE_MSG),
copyLength);
pConnectResp->ActualLength = copyLength;
}
/* done processing response buffer */
target->CtrlResponseProcessing = FALSE;
}
/* the rest of these are parameter checks so set the error status */
status = A_EPROTO;
if (assignedEndpoint >= ENDPOINT_MAX) {
AR_DEBUG_ASSERT(FALSE);
break;
}
if (0 == maxMsgSize) {
AR_DEBUG_ASSERT(FALSE);
break;
}
pEndpoint = &target->EndPoint[assignedEndpoint];
pEndpoint->Id = assignedEndpoint;
if (pEndpoint->ServiceID != 0) {
/* endpoint already in use! */
AR_DEBUG_ASSERT(FALSE);
break;
}
/* return assigned endpoint to caller */
pConnectResp->Endpoint = assignedEndpoint;
pConnectResp->MaxMsgLength = maxMsgSize;
/* setup the endpoint */
pEndpoint->ServiceID = pConnectReq->ServiceID; /* this marks the endpoint in use */
pEndpoint->MaxTxQueueDepth = pConnectReq->MaxSendQueueDepth;
pEndpoint->MaxMsgLength = maxMsgSize;
pEndpoint->TxCredits = txAlloc;
pEndpoint->TxCreditSize = target->TargetCreditSize;
pEndpoint->TxCreditsPerMaxMsg = maxMsgSize / target->TargetCreditSize;
if (maxMsgSize % target->TargetCreditSize) {
pEndpoint->TxCreditsPerMaxMsg++;
}
/* copy all the callbacks */
pEndpoint->EpCallBacks = pConnectReq->EpCallbacks;
status = HIFMapServiceToPipe(target->hif_dev,
pEndpoint->ServiceID,
&pEndpoint->UL_PipeID,
&pEndpoint->DL_PipeID,
&pEndpoint->ul_is_polled,
&pEndpoint->dl_is_polled);
if (A_FAILED(status)) {
break;
}
adf_os_assert(!pEndpoint->dl_is_polled); /* not currently supported */
if (pEndpoint->ul_is_polled) {
adf_os_timer_init(
target->osdev,
&pEndpoint->ul_poll_timer,
HTCSendCompleteCheckCleanup,
pEndpoint);
}
AR_DEBUG_PRINTF(ATH_DEBUG_SETUP, ("HTC Service:0x%4.4X, ULpipe:%d DLpipe:%d id:%d Ready\n",
pEndpoint->ServiceID,pEndpoint->UL_PipeID,pEndpoint->DL_PipeID,pEndpoint->Id));
if (disableCreditFlowCtrl && pEndpoint->TxCreditFlowEnabled) {
pEndpoint->TxCreditFlowEnabled = FALSE;
AR_DEBUG_PRINTF(ATH_DEBUG_WARN,("HTC Service:0x%4.4X ep:%d TX flow control disabled\n",
pEndpoint->ServiceID, assignedEndpoint));
}
} while (FALSE);
AR_DEBUG_PRINTF(ATH_DEBUG_TRC, ("-HTCConnectService \n"));
return status;
}