diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/htt.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath10k/htt.c | 182 |
1 files changed, 169 insertions, 13 deletions
diff --git a/drivers/net/wireless/ath/ath10k/htt.c b/drivers/net/wireless/ath/ath10k/htt.c index 21a67f82f037..dbaf262cd7c1 100644 --- a/drivers/net/wireless/ath/ath10k/htt.c +++ b/drivers/net/wireless/ath/ath10k/htt.c @@ -1,18 +1,8 @@ +// SPDX-License-Identifier: ISC /* * Copyright (c) 2005-2011 Atheros Communications Inc. * Copyright (c) 2011-2017 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. + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/slab.h> @@ -21,6 +11,7 @@ #include "htt.h" #include "core.h" #include "debug.h" +#include "hif.h" static const enum htt_t2h_msg_type htt_main_t2h_msg_types[] = { [HTT_MAIN_T2H_MSG_TYPE_VERSION_CONF] = HTT_T2H_MSG_TYPE_VERSION_CONF, @@ -141,10 +132,165 @@ static const enum htt_t2h_msg_type htt_10_4_t2h_msg_types[] = { HTT_T2H_MSG_TYPE_PEER_STATS, }; +const struct ath10k_htt_rx_desc_ops qca988x_rx_desc_ops = { + .rx_desc_size = sizeof(struct htt_rx_desc_v1), + .rx_desc_msdu_payload_offset = offsetof(struct htt_rx_desc_v1, msdu_payload) +}; + +static int ath10k_qca99x0_rx_desc_get_l3_pad_bytes(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v1 *rx_desc = container_of(rxd, + struct htt_rx_desc_v1, + base); + + return MS(__le32_to_cpu(rx_desc->msdu_end.qca99x0.info1), + RX_MSDU_END_INFO1_L3_HDR_PAD); +} + +static bool ath10k_qca99x0_rx_desc_msdu_limit_error(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v1 *rx_desc = container_of(rxd, + struct htt_rx_desc_v1, + base); + + return !!(rx_desc->msdu_end.common.info0 & + __cpu_to_le32(RX_MSDU_END_INFO0_MSDU_LIMIT_ERR)); +} + +const struct ath10k_htt_rx_desc_ops qca99x0_rx_desc_ops = { + .rx_desc_size = sizeof(struct htt_rx_desc_v1), + .rx_desc_msdu_payload_offset = offsetof(struct htt_rx_desc_v1, msdu_payload), + + .rx_desc_get_l3_pad_bytes = ath10k_qca99x0_rx_desc_get_l3_pad_bytes, + .rx_desc_get_msdu_limit_error = ath10k_qca99x0_rx_desc_msdu_limit_error, +}; + +static void ath10k_rx_desc_wcn3990_get_offsets(struct htt_rx_ring_rx_desc_offsets *off) +{ +#define desc_offset(x) (offsetof(struct htt_rx_desc_v2, x) / 4) + off->mac80211_hdr_offset = __cpu_to_le16(desc_offset(rx_hdr_status)); + off->msdu_payload_offset = __cpu_to_le16(desc_offset(msdu_payload)); + off->ppdu_start_offset = __cpu_to_le16(desc_offset(ppdu_start)); + off->ppdu_end_offset = __cpu_to_le16(desc_offset(ppdu_end)); + off->mpdu_start_offset = __cpu_to_le16(desc_offset(mpdu_start)); + off->mpdu_end_offset = __cpu_to_le16(desc_offset(mpdu_end)); + off->msdu_start_offset = __cpu_to_le16(desc_offset(msdu_start)); + off->msdu_end_offset = __cpu_to_le16(desc_offset(msdu_end)); + off->rx_attention_offset = __cpu_to_le16(desc_offset(attention)); + off->frag_info_offset = __cpu_to_le16(desc_offset(frag_info)); +#undef desc_offset +} + +static struct htt_rx_desc * +ath10k_rx_desc_wcn3990_from_raw_buffer(void *buff) +{ + return &((struct htt_rx_desc_v2 *)buff)->base; +} + +static struct rx_attention * +ath10k_rx_desc_wcn3990_get_attention(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return &rx_desc->attention; +} + +static struct rx_frag_info_common * +ath10k_rx_desc_wcn3990_get_frag_info(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return &rx_desc->frag_info.common; +} + +static struct rx_mpdu_start * +ath10k_rx_desc_wcn3990_get_mpdu_start(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return &rx_desc->mpdu_start; +} + +static struct rx_mpdu_end * +ath10k_rx_desc_wcn3990_get_mpdu_end(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return &rx_desc->mpdu_end; +} + +static struct rx_msdu_start_common * +ath10k_rx_desc_wcn3990_get_msdu_start(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return &rx_desc->msdu_start.common; +} + +static struct rx_msdu_end_common * +ath10k_rx_desc_wcn3990_get_msdu_end(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return &rx_desc->msdu_end.common; +} + +static struct rx_ppdu_start * +ath10k_rx_desc_wcn3990_get_ppdu_start(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return &rx_desc->ppdu_start; +} + +static struct rx_ppdu_end_common * +ath10k_rx_desc_wcn3990_get_ppdu_end(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return &rx_desc->ppdu_end.common; +} + +static u8 * +ath10k_rx_desc_wcn3990_get_rx_hdr_status(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return rx_desc->rx_hdr_status; +} + +static u8 * +ath10k_rx_desc_wcn3990_get_msdu_payload(struct htt_rx_desc *rxd) +{ + struct htt_rx_desc_v2 *rx_desc = container_of(rxd, struct htt_rx_desc_v2, base); + + return rx_desc->msdu_payload; +} + +const struct ath10k_htt_rx_desc_ops wcn3990_rx_desc_ops = { + .rx_desc_size = sizeof(struct htt_rx_desc_v2), + .rx_desc_msdu_payload_offset = offsetof(struct htt_rx_desc_v2, msdu_payload), + + .rx_desc_from_raw_buffer = ath10k_rx_desc_wcn3990_from_raw_buffer, + .rx_desc_get_offsets = ath10k_rx_desc_wcn3990_get_offsets, + .rx_desc_get_attention = ath10k_rx_desc_wcn3990_get_attention, + .rx_desc_get_frag_info = ath10k_rx_desc_wcn3990_get_frag_info, + .rx_desc_get_mpdu_start = ath10k_rx_desc_wcn3990_get_mpdu_start, + .rx_desc_get_mpdu_end = ath10k_rx_desc_wcn3990_get_mpdu_end, + .rx_desc_get_msdu_start = ath10k_rx_desc_wcn3990_get_msdu_start, + .rx_desc_get_msdu_end = ath10k_rx_desc_wcn3990_get_msdu_end, + .rx_desc_get_ppdu_start = ath10k_rx_desc_wcn3990_get_ppdu_start, + .rx_desc_get_ppdu_end = ath10k_rx_desc_wcn3990_get_ppdu_end, + .rx_desc_get_rx_hdr_status = ath10k_rx_desc_wcn3990_get_rx_hdr_status, + .rx_desc_get_msdu_payload = ath10k_rx_desc_wcn3990_get_msdu_payload, +}; + int ath10k_htt_connect(struct ath10k_htt *htt) { struct ath10k_htc_svc_conn_req conn_req; struct ath10k_htc_svc_conn_resp conn_resp; + struct ath10k *ar = htt->ar; + struct ath10k_htc_ep *ep; int status; memset(&conn_req, 0, sizeof(conn_req)); @@ -152,6 +298,7 @@ int ath10k_htt_connect(struct ath10k_htt *htt) conn_req.ep_ops.ep_tx_complete = ath10k_htt_htc_tx_complete; conn_req.ep_ops.ep_rx_complete = ath10k_htt_htc_t2h_msg_handler; + conn_req.ep_ops.ep_tx_credits = ath10k_htt_op_ep_tx_credits; /* connect to control service */ conn_req.service_id = ATH10K_HTC_SVC_ID_HTT_DATA_MSG; @@ -164,6 +311,15 @@ int ath10k_htt_connect(struct ath10k_htt *htt) htt->eid = conn_resp.eid; + if (ar->bus_param.dev_type == ATH10K_DEV_TYPE_HL) { + ep = &ar->htc.endpoint[htt->eid]; + ath10k_htc_setup_tx_req(ep); + } + + htt->disable_tx_comp = ath10k_hif_get_htt_tx_complete(htt->ar); + if (htt->disable_tx_comp) + ath10k_htc_change_tx_credit_flow(&htt->ar->htc, htt->eid, true); + return 0; } @@ -226,7 +382,7 @@ static int ath10k_htt_verify_version(struct ath10k_htt *htt) htt->target_version_major != 3) { ath10k_err(ar, "unsupported htt major version %d. supported versions are 2 and 3\n", htt->target_version_major); - return -ENOTSUPP; + return -EOPNOTSUPP; } return 0; |