277 lines
10 KiB
C
277 lines
10 KiB
C
/*
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* Copyright (c) 2005-2011 Atheros Communications Inc.
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* Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <linux/slab.h>
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#include <linux/if_ether.h>
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#include "htt.h"
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#include "core.h"
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#include "debug.h"
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static const enum htt_t2h_msg_type htt_main_t2h_msg_types[] = {
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[HTT_MAIN_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF,
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[HTT_MAIN_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND,
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[HTT_MAIN_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH,
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[HTT_MAIN_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP,
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[HTT_MAIN_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP,
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[HTT_MAIN_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA,
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[HTT_MAIN_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA,
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[HTT_MAIN_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND,
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[HTT_MAIN_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG,
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[HTT_MAIN_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF,
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[HTT_MAIN_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND,
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[HTT_MAIN_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND,
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[HTT_MAIN_T2H_MSG_TYPE_TX_INSPECT_IND] =
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HTT_T2H_MSG_TYPE_TX_INSPECT_IND,
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[HTT_MAIN_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] =
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HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION,
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[HTT_MAIN_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND] =
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HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND,
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[HTT_MAIN_T2H_MSG_TYPE_RX_PN_IND] = HTT_T2H_MSG_TYPE_RX_PN_IND,
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[HTT_MAIN_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND] =
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HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND,
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[HTT_MAIN_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST,
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};
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static const enum htt_t2h_msg_type htt_10x_t2h_msg_types[] = {
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[HTT_10X_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF,
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[HTT_10X_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND,
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[HTT_10X_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH,
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[HTT_10X_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP,
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[HTT_10X_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP,
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[HTT_10X_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA,
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[HTT_10X_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA,
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[HTT_10X_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND,
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[HTT_10X_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG,
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[HTT_10X_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF,
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[HTT_10X_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND,
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[HTT_10X_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND,
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[HTT_10X_T2H_MSG_TYPE_RC_UPDATE_IND] = HTT_T2H_MSG_TYPE_RC_UPDATE_IND,
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[HTT_10X_T2H_MSG_TYPE_TX_INSPECT_IND] = HTT_T2H_MSG_TYPE_TX_INSPECT_IND,
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[HTT_10X_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST,
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[HTT_10X_T2H_MSG_TYPE_CHAN_CHANGE] = HTT_T2H_MSG_TYPE_CHAN_CHANGE,
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[HTT_10X_T2H_MSG_TYPE_AGGR_CONF] = HTT_T2H_MSG_TYPE_AGGR_CONF,
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[HTT_10X_T2H_MSG_TYPE_STATS_NOUPLOAD] = HTT_T2H_MSG_TYPE_STATS_NOUPLOAD,
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[HTT_10X_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] =
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HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION,
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};
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static const enum htt_t2h_msg_type htt_tlv_t2h_msg_types[] = {
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[HTT_TLV_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF,
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[HTT_TLV_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND,
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[HTT_TLV_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH,
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[HTT_TLV_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP,
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[HTT_TLV_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP,
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[HTT_TLV_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA,
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[HTT_TLV_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA,
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[HTT_TLV_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND,
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[HTT_TLV_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG,
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[HTT_TLV_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF,
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[HTT_TLV_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND,
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[HTT_TLV_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND,
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[HTT_TLV_T2H_MSG_TYPE_RC_UPDATE_IND] = HTT_T2H_MSG_TYPE_RC_UPDATE_IND,
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[HTT_TLV_T2H_MSG_TYPE_TX_INSPECT_IND] = HTT_T2H_MSG_TYPE_TX_INSPECT_IND,
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[HTT_TLV_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] =
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HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION,
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[HTT_TLV_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND] =
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HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND,
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[HTT_TLV_T2H_MSG_TYPE_RX_PN_IND] = HTT_T2H_MSG_TYPE_RX_PN_IND,
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[HTT_TLV_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND] =
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HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND,
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[HTT_TLV_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND] =
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HTT_T2H_MSG_TYPE_RX_IN_ORD_PADDR_IND,
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[HTT_TLV_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE] =
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HTT_T2H_MSG_TYPE_WDI_IPA_OP_RESPONSE,
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[HTT_TLV_T2H_MSG_TYPE_CHAN_CHANGE] = HTT_T2H_MSG_TYPE_CHAN_CHANGE,
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[HTT_TLV_T2H_MSG_TYPE_RX_OFLD_PKT_ERR] =
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HTT_T2H_MSG_TYPE_RX_OFLD_PKT_ERR,
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[HTT_TLV_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST,
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};
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static const enum htt_t2h_msg_type htt_10_4_t2h_msg_types[] = {
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[HTT_10_4_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF,
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[HTT_10_4_T2H_MSG_TYPE_RX_IND] = HTT_T2H_MSG_TYPE_RX_IND,
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[HTT_10_4_T2H_MSG_TYPE_RX_FLUSH] = HTT_T2H_MSG_TYPE_RX_FLUSH,
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[HTT_10_4_T2H_MSG_TYPE_PEER_MAP] = HTT_T2H_MSG_TYPE_PEER_MAP,
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[HTT_10_4_T2H_MSG_TYPE_PEER_UNMAP] = HTT_T2H_MSG_TYPE_PEER_UNMAP,
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[HTT_10_4_T2H_MSG_TYPE_RX_ADDBA] = HTT_T2H_MSG_TYPE_RX_ADDBA,
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[HTT_10_4_T2H_MSG_TYPE_RX_DELBA] = HTT_T2H_MSG_TYPE_RX_DELBA,
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[HTT_10_4_T2H_MSG_TYPE_TX_COMPL_IND] = HTT_T2H_MSG_TYPE_TX_COMPL_IND,
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[HTT_10_4_T2H_MSG_TYPE_PKTLOG] = HTT_T2H_MSG_TYPE_PKTLOG,
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[HTT_10_4_T2H_MSG_TYPE_STATS_CONF] = HTT_T2H_MSG_TYPE_STATS_CONF,
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[HTT_10_4_T2H_MSG_TYPE_RX_FRAG_IND] = HTT_T2H_MSG_TYPE_RX_FRAG_IND,
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[HTT_10_4_T2H_MSG_TYPE_SEC_IND] = HTT_T2H_MSG_TYPE_SEC_IND,
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[HTT_10_4_T2H_MSG_TYPE_RC_UPDATE_IND] = HTT_T2H_MSG_TYPE_RC_UPDATE_IND,
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[HTT_10_4_T2H_MSG_TYPE_TX_INSPECT_IND] =
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HTT_T2H_MSG_TYPE_TX_INSPECT_IND,
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[HTT_10_4_T2H_MSG_TYPE_MGMT_TX_COMPL_IND] =
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HTT_T2H_MSG_TYPE_MGMT_TX_COMPLETION,
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[HTT_10_4_T2H_MSG_TYPE_CHAN_CHANGE] = HTT_T2H_MSG_TYPE_CHAN_CHANGE,
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[HTT_10_4_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND] =
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HTT_T2H_MSG_TYPE_TX_CREDIT_UPDATE_IND,
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[HTT_10_4_T2H_MSG_TYPE_RX_PN_IND] = HTT_T2H_MSG_TYPE_RX_PN_IND,
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[HTT_10_4_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND] =
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HTT_T2H_MSG_TYPE_RX_OFFLOAD_DELIVER_IND,
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[HTT_10_4_T2H_MSG_TYPE_TEST] = HTT_T2H_MSG_TYPE_TEST,
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[HTT_10_4_T2H_MSG_TYPE_EN_STATS] = HTT_T2H_MSG_TYPE_EN_STATS,
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[HTT_10_4_T2H_MSG_TYPE_AGGR_CONF] = HTT_T2H_MSG_TYPE_AGGR_CONF,
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[HTT_10_4_T2H_MSG_TYPE_TX_FETCH_IND] =
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HTT_T2H_MSG_TYPE_TX_FETCH_IND,
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[HTT_10_4_T2H_MSG_TYPE_TX_FETCH_CONF] =
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HTT_T2H_MSG_TYPE_TX_FETCH_CONF,
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[HTT_10_4_T2H_MSG_TYPE_STATS_NOUPLOAD] =
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HTT_T2H_MSG_TYPE_STATS_NOUPLOAD,
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[HTT_10_4_T2H_MSG_TYPE_TX_LOW_LATENCY_IND] =
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HTT_T2H_MSG_TYPE_TX_LOW_LATENCY_IND,
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};
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int ath10k_htt_connect(struct ath10k_htt *htt)
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{
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struct ath10k_htc_svc_conn_req conn_req;
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struct ath10k_htc_svc_conn_resp conn_resp;
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int status;
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memset(&conn_req, 0, sizeof(conn_req));
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memset(&conn_resp, 0, sizeof(conn_resp));
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conn_req.ep_ops.ep_tx_complete = ath10k_htt_htc_tx_complete;
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conn_req.ep_ops.ep_rx_complete = ath10k_htt_t2h_msg_handler;
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/* connect to control service */
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conn_req.service_id = ATH10K_HTC_SVC_ID_HTT_DATA_MSG;
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status = ath10k_htc_connect_service(&htt->ar->htc, &conn_req,
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&conn_resp);
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if (status)
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return status;
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htt->eid = conn_resp.eid;
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return 0;
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}
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int ath10k_htt_init(struct ath10k *ar)
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{
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struct ath10k_htt *htt = &ar->htt;
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htt->ar = ar;
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/*
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* Prefetch enough data to satisfy target
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* classification engine.
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* This is for LL chips. HL chips will probably
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* transfer all frame in the tx fragment.
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*/
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htt->prefetch_len =
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36 + /* 802.11 + qos + ht */
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4 + /* 802.1q */
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8 + /* llc snap */
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2; /* ip4 dscp or ip6 priority */
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switch (ar->htt.op_version) {
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case ATH10K_FW_HTT_OP_VERSION_10_4:
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ar->htt.t2h_msg_types = htt_10_4_t2h_msg_types;
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ar->htt.t2h_msg_types_max = HTT_10_4_T2H_NUM_MSGS;
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break;
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case ATH10K_FW_HTT_OP_VERSION_10_1:
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ar->htt.t2h_msg_types = htt_10x_t2h_msg_types;
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ar->htt.t2h_msg_types_max = HTT_10X_T2H_NUM_MSGS;
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break;
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case ATH10K_FW_HTT_OP_VERSION_TLV:
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ar->htt.t2h_msg_types = htt_tlv_t2h_msg_types;
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ar->htt.t2h_msg_types_max = HTT_TLV_T2H_NUM_MSGS;
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break;
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case ATH10K_FW_HTT_OP_VERSION_MAIN:
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ar->htt.t2h_msg_types = htt_main_t2h_msg_types;
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ar->htt.t2h_msg_types_max = HTT_MAIN_T2H_NUM_MSGS;
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break;
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case ATH10K_FW_HTT_OP_VERSION_MAX:
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case ATH10K_FW_HTT_OP_VERSION_UNSET:
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WARN_ON(1);
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return -EINVAL;
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}
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return 0;
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}
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#define HTT_TARGET_VERSION_TIMEOUT_HZ (3*HZ)
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static int ath10k_htt_verify_version(struct ath10k_htt *htt)
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{
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struct ath10k *ar = htt->ar;
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ath10k_dbg(ar, ATH10K_DBG_BOOT, "htt target version %d.%d\n",
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htt->target_version_major, htt->target_version_minor);
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if (htt->target_version_major != 2 &&
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htt->target_version_major != 3) {
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ath10k_err(ar, "unsupported htt major version %d. supported versions are 2 and 3\n",
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htt->target_version_major);
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return -ENOTSUPP;
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}
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return 0;
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}
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int ath10k_htt_setup(struct ath10k_htt *htt)
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{
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struct ath10k *ar = htt->ar;
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int status;
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init_completion(&htt->target_version_received);
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status = ath10k_htt_h2t_ver_req_msg(htt);
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if (status)
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return status;
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status = wait_for_completion_timeout(&htt->target_version_received,
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HTT_TARGET_VERSION_TIMEOUT_HZ);
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if (status == 0) {
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ath10k_warn(ar, "htt version request timed out\n");
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return -ETIMEDOUT;
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}
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status = ath10k_htt_verify_version(htt);
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if (status) {
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ath10k_warn(ar, "failed to verify htt version: %d\n",
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status);
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return status;
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}
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status = ath10k_htt_send_frag_desc_bank_cfg(htt);
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if (status)
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return status;
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status = ath10k_htt_send_rx_ring_cfg_ll(htt);
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if (status) {
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ath10k_warn(ar, "failed to setup rx ring: %d\n",
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status);
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return status;
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}
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status = ath10k_htt_h2t_aggr_cfg_msg(htt,
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htt->max_num_ampdu,
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htt->max_num_amsdu);
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if (status) {
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ath10k_warn(ar, "failed to setup amsdu/ampdu limit: %d\n",
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status);
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return status;
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}
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return 0;
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}
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