---
drivers/net/wireless/ath/ath11k/hal_rx.c | 1221 ++++++++++++++++++++++++++++++
1 file changed, 1221 insertions(+)
diff --git a/drivers/net/wireless/ath/ath11k/hal_rx.c b/drivers/net/wireless/ath/ath11k/hal_rx.c
new file mode 100644
index 000000000000..f8abbb79261f
--- /dev/null
+++ b/drivers/net/wireless/ath/ath11k/hal_rx.c
@@ -0,0 +1,1221 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
+ */
+
+#include "ahb.h"
+#include "debug.h"
+#include "hal.h"
+#include "hal_tx.h"
+#include "hal_rx.h"
+#include "hal_desc.h"
+
+static void ath11k_hal_reo_set_desc_hdr(struct hal_desc_header *hdr,
+ u8 owner, u8 buffer_type, u32 magic)
+{
+ hdr->info0 = FIELD_PREP(HAL_DESC_HDR_INFO0_OWNER, owner) |
+ FIELD_PREP(HAL_DESC_HDR_INFO0_BUF_TYPE, buffer_type);
+
+ /* Magic pattern in reserved bits for debugging */
+ hdr->info0 |= FIELD_PREP(HAL_DESC_HDR_INFO0_DBG_RESERVED, magic);
+}
+
+static int ath11k_hal_reo_cmd_queue_stats(struct hal_tlv_hdr *tlv,
+ struct ath11k_hal_reo_cmd *cmd)
+{
+ struct hal_reo_get_queue_stats *desc;
+
+ tlv->tl = FIELD_PREP(HAL_TLV_HDR_TAG, HAL_REO_GET_QUEUE_STATS) |
+ FIELD_PREP(HAL_TLV_HDR_LEN, sizeof(*desc));
+
+ desc = (struct hal_reo_get_queue_stats *)tlv->value;
+ memset(&desc->queue_addr_lo, 0,
+ (sizeof(*desc) - sizeof(struct hal_reo_cmd_hdr)));
+
+ desc->cmd.info0 &= ~HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED;
+ if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
+ desc->cmd.info0 |= HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED;
+
+ desc->queue_addr_lo = cmd->addr_lo;
+ desc->info0 = FIELD_PREP(HAL_REO_GET_QUEUE_STATS_INFO0_QUEUE_ADDR_HI,
+ cmd->addr_hi);
+ if (cmd->flag & HAL_REO_CMD_FLG_STATS_CLEAR)
+ desc->info0 |= HAL_REO_GET_QUEUE_STATS_INFO0_CLEAR_STATS;
+
+ return FIELD_GET(HAL_REO_CMD_HDR_INFO0_CMD_NUMBER, desc->cmd.info0);
+}
+
+static int ath11k_hal_reo_cmd_flush_cache(struct ath11k_hal *hal, struct hal_tlv_hdr *tlv,
+ struct ath11k_hal_reo_cmd *cmd)
+{
+ struct hal_reo_flush_cache *desc;
+ u8 avail_slot = ffz(hal->avail_blk_resource);
+
+ if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_BLOCK_LATER) {
+ if (avail_slot >= HAL_MAX_AVAIL_BLK_RES)
+ return -ENOSPC;
+
+ hal->current_blk_index = avail_slot;
+ }
+
+ tlv->tl = FIELD_PREP(HAL_TLV_HDR_TAG, HAL_REO_FLUSH_CACHE) |
+ FIELD_PREP(HAL_TLV_HDR_LEN, sizeof(*desc));
+
+ desc = (struct hal_reo_flush_cache *)tlv->value;
+ memset(&desc->cache_addr_lo, 0,
+ (sizeof(*desc) - sizeof(struct hal_reo_cmd_hdr)));
+
+ desc->cmd.info0 &= ~HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED;
+ if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
+ desc->cmd.info0 |= HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED;
+
+ desc->cache_addr_lo = cmd->addr_lo;
+ desc->info0 = FIELD_PREP(HAL_REO_FLUSH_CACHE_INFO0_CACHE_ADDR_HI,
+ cmd->addr_hi);
+
+ if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_FWD_ALL_MPDUS)
+ desc->info0 |= HAL_REO_FLUSH_CACHE_INFO0_FWD_ALL_MPDUS;
+
+ if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_BLOCK_LATER) {
+ desc->info0 |= HAL_REO_FLUSH_CACHE_INFO0_BLOCK_CACHE_USAGE;
+ desc->info0 |=
+ FIELD_PREP(HAL_REO_FLUSH_CACHE_INFO0_BLOCK_RESRC_IDX,
+ avail_slot);
+ }
+
+ if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_NO_INVAL)
+ desc->info0 |= HAL_REO_FLUSH_CACHE_INFO0_FLUSH_WO_INVALIDATE;
+
+ if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_ALL)
+ desc->info0 |= HAL_REO_FLUSH_CACHE_INFO0_FLUSH_ALL;
+
+ return FIELD_GET(HAL_REO_CMD_HDR_INFO0_CMD_NUMBER, desc->cmd.info0);
+}
+
+static int ath11k_hal_reo_cmd_update_rx_queue(struct hal_tlv_hdr *tlv,
+ struct ath11k_hal_reo_cmd *cmd)
+{
+ struct hal_reo_update_rx_queue *desc;
+
+ tlv->tl = FIELD_PREP(HAL_TLV_HDR_TAG, HAL_REO_UPDATE_RX_REO_QUEUE) |
+ FIELD_PREP(HAL_TLV_HDR_LEN, sizeof(*desc));
+
+ desc = (struct hal_reo_update_rx_queue *)tlv->value;
+ memset(&desc->queue_addr_lo, 0,
+ (sizeof(*desc) - sizeof(struct hal_reo_cmd_hdr)));
+
+ desc->cmd.info0 &= ~HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED;
+ if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
+ desc->cmd.info0 |= HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED;
+
+ desc->queue_addr_lo = cmd->addr_lo;
+ desc->info0 =
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_QUEUE_ADDR_HI,
+ cmd->addr_hi) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_RX_QUEUE_NUM,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_RX_QUEUE_NUM)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_VLD,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_VLD)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_ASSOC_LNK_DESC_CNT,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_ALDC)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_DIS_DUP_DETECTION,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_DIS_DUP_DETECTION)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SOFT_REORDER_EN,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_SOFT_REORDER_EN)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_AC,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_AC)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_BAR,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_BAR)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_RETRY,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_RETRY)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_CHECK_2K_MODE,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_CHECK_2K_MODE)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_OOR_MODE,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_OOR_MODE)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_BA_WINDOW_SIZE,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_BA_WINDOW_SIZE)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_CHECK,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_CHECK)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_EVEN_PN,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_EVEN_PN)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_UNEVEN_PN,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_UNEVEN_PN)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_HANDLE_ENABLE,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_HANDLE_ENABLE)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_SIZE,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_SIZE)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_IGNORE_AMPDU_FLG,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_IGNORE_AMPDU_FLG)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SVLD,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_SVLD)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SSN,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_SSN)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SEQ_2K_ERR,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_SEQ_2K_ERR)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_VALID,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_VALID)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN,
+ !!(cmd->upd0 & HAL_REO_CMD_UPD0_PN));
+
+ desc->info1 =
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_RX_QUEUE_NUMBER,
+ cmd->rx_queue_num) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_VLD,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_VLD)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_ASSOC_LNK_DESC_COUNTER,
+ FIELD_GET(HAL_REO_CMD_UPD1_ALDC, cmd->upd1)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_DIS_DUP_DETECTION,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_DIS_DUP_DETECTION)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_SOFT_REORDER_EN,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_SOFT_REORDER_EN)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_AC,
+ FIELD_GET(HAL_REO_CMD_UPD1_AC, cmd->upd1)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_BAR,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_BAR)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_CHECK_2K_MODE,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_CHECK_2K_MODE)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_RETRY,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_RETRY)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_OOR_MODE,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_OOR_MODE)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_PN_CHECK,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_PN_CHECK)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_EVEN_PN,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_EVEN_PN)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_UNEVEN_PN,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_UNEVEN_PN)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_PN_HANDLE_ENABLE,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_PN_HANDLE_ENABLE)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO1_IGNORE_AMPDU_FLG,
+ !!(cmd->upd1 & HAL_REO_CMD_UPD1_IGNORE_AMPDU_FLG));
+
+ if (cmd->pn_size == 24)
+ cmd->pn_size = HAL_RX_REO_QUEUE_PN_SIZE_24;
+ else if (cmd->pn_size == 48)
+ cmd->pn_size = HAL_RX_REO_QUEUE_PN_SIZE_48;
+ else if (cmd->pn_size == 128)
+ cmd->pn_size = HAL_RX_REO_QUEUE_PN_SIZE_128;
+
+ if (cmd->ba_window_size < 1)
+ cmd->ba_window_size = 1;
+
+ if (cmd->ba_window_size == 1)
+ cmd->ba_window_size++;
+
+ desc->info2 =
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO2_BA_WINDOW_SIZE,
+ cmd->ba_window_size - 1) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO2_PN_SIZE, cmd->pn_size) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO2_SVLD,
+ !!(cmd->upd2 & HAL_REO_CMD_UPD2_SVLD)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO2_SSN,
+ FIELD_GET(HAL_REO_CMD_UPD2_SSN, cmd->upd2)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO2_SEQ_2K_ERR,
+ !!(cmd->upd2 & HAL_REO_CMD_UPD2_SEQ_2K_ERR)) |
+ FIELD_PREP(HAL_REO_UPD_RX_QUEUE_INFO2_PN_ERR,
+ !!(cmd->upd2 & HAL_REO_CMD_UPD2_PN_ERR));
+
+ return FIELD_GET(HAL_REO_CMD_HDR_INFO0_CMD_NUMBER, desc->cmd.info0);
+}
+
+int ath11k_hal_reo_cmd_send(struct ath11k_base *ab, struct hal_srng *srng,
+ enum hal_reo_cmd_type type,
+ struct ath11k_hal_reo_cmd *cmd)
+{
+ struct hal_tlv_hdr *reo_desc;
+ int ret;
+
+ spin_lock_bh(&srng->lock);
+
+ ath11k_hal_srng_access_begin(ab, srng);
+ reo_desc = (struct hal_tlv_hdr *)ath11k_hal_srng_src_get_next_entry(ab, srng);
+ if (!reo_desc) {
+ ret = -ENOBUFS;
+ goto out;
+ }
+
+ switch (type) {
+ case HAL_REO_CMD_GET_QUEUE_STATS:
+ ret = ath11k_hal_reo_cmd_queue_stats(reo_desc, cmd);
+ break;
+ case HAL_REO_CMD_FLUSH_CACHE:
+ ret = ath11k_hal_reo_cmd_flush_cache(&ab->hal, reo_desc, cmd);
+ break;
+ case HAL_REO_CMD_UPDATE_RX_QUEUE:
+ ret = ath11k_hal_reo_cmd_update_rx_queue(reo_desc, cmd);
+ break;
+ case HAL_REO_CMD_FLUSH_QUEUE:
+ case HAL_REO_CMD_UNBLOCK_CACHE:
+ case HAL_REO_CMD_FLUSH_TIMEOUT_LIST:
+ ath11k_warn(ab, "Unsupported reo command %d\n", type);
+ ret = -ENOTSUPP;
+ break;
+ default:
+ ath11k_warn(ab, "Unknown reo command %d\n", type);
+ ret = -EINVAL;
+ break;
+ }
+
+out:
+ ath11k_hal_srng_access_end(ab, srng);
+ spin_unlock_bh(&srng->lock);
+
+ return ret;
+}
+
+void ath11k_hal_rx_buf_addr_info_set(void *desc, dma_addr_t paddr,
+ u32 cookie, u8 manager)
+{
+ struct ath11k_buffer_addr *binfo = (struct ath11k_buffer_addr *)desc;
+ u32 paddr_lo, paddr_hi;
+
+ paddr_lo = lower_32_bits(paddr);
+ paddr_hi = upper_32_bits(paddr);
+ binfo->info0 = FIELD_PREP(BUFFER_ADDR_INFO0_ADDR, paddr_lo);
+ binfo->info1 = FIELD_PREP(BUFFER_ADDR_INFO1_ADDR, paddr_hi) |
+ FIELD_PREP(BUFFER_ADDR_INFO1_SW_COOKIE, cookie) |
+ FIELD_PREP(BUFFER_ADDR_INFO1_RET_BUF_MGR, manager);
+}
+
+void ath11k_hal_rx_buf_addr_info_get(void *desc, dma_addr_t *paddr,
+ u32 *cookie, u8 *rbm)
+{
+ struct ath11k_buffer_addr *binfo = (struct ath11k_buffer_addr *)desc;
+
+ *paddr =
+ (((u64)FIELD_GET(BUFFER_ADDR_INFO1_ADDR, binfo->info1)) << 32) |
+ FIELD_GET(BUFFER_ADDR_INFO0_ADDR, binfo->info0);
+ *cookie = FIELD_GET(BUFFER_ADDR_INFO1_SW_COOKIE, binfo->info1);
+ *rbm = FIELD_GET(BUFFER_ADDR_INFO1_RET_BUF_MGR, binfo->info1);
+}
+
+void ath11k_hal_rx_msdu_link_info_get(void *link_desc, u32 *num_msdus,
+ struct hal_rx_msdu_meta *meta,
+ enum hal_rx_buf_return_buf_manager *rbm)
+{
+ struct hal_rx_msdu_link *link = (struct hal_rx_msdu_link *)link_desc;
+ struct hal_rx_msdu_details *msdu;
+ int i;
+
+ *num_msdus = HAL_NUM_RX_MSDUS_PER_LINK_DESC;
+
+ msdu = &link->msdu_link[0];
+ *rbm = FIELD_GET(BUFFER_ADDR_INFO1_RET_BUF_MGR,
+ msdu->buf_addr_info.info1);
+
+ for (i = 0; i < *num_msdus; i++) {
+ msdu = &link->msdu_link[i];
+
+ if (!FIELD_GET(BUFFER_ADDR_INFO0_ADDR,
+ msdu->buf_addr_info.info0)) {
+ *num_msdus = i;
+ break;
+ }
+ meta->msdu_len = FIELD_GET(RX_MSDU_DESC_INFO0_MSDU_LENGTH,
+ msdu->rx_msdu_info.info0);
+ meta->first = !!(msdu->rx_msdu_info.info0 &
+ RX_MSDU_DESC_INFO0_FIRST_MSDU_IN_MPDU);
+ meta->last = !!(msdu->rx_msdu_info.info0 &
+ RX_MSDU_DESC_INFO0_LAST_MSDU_IN_MPDU);
+ meta->continuation = !!(msdu->rx_msdu_info.info0 &
+ RX_MSDU_DESC_INFO0_MSDU_CONTINUATION);
+ meta->cookie = FIELD_GET(BUFFER_ADDR_INFO1_SW_COOKIE,
+ msdu->buf_addr_info.info1);
+ meta++;
+ }
+}
+
+int ath11k_hal_desc_reo_parse_err(struct ath11k_base *ab, u32 *rx_desc,
+ dma_addr_t *paddr, u32 *desc_bank)
+{
+ struct hal_reo_dest_ring *desc = (struct hal_reo_dest_ring *)rx_desc;
+ enum hal_reo_dest_ring_push_reason push_reason;
+ enum hal_reo_dest_ring_error_code err_code;
+
+ push_reason = FIELD_GET(HAL_REO_DEST_RING_INFO0_PUSH_REASON,
+ desc->info0);
+ err_code = FIELD_GET(HAL_REO_DEST_RING_INFO0_ERROR_CODE,
+ desc->info0);
+ ab->soc_stats.reo_error[err_code]++;
+
+ if (push_reason != HAL_REO_DEST_RING_PUSH_REASON_ERR_DETECTED &&
+ push_reason != HAL_REO_DEST_RING_PUSH_REASON_ROUTING_INSTRUCTION) {
+ ath11k_warn(ab, "expected error push reason code, received %d\n",
+ push_reason);
+ return -EINVAL;
+ }
+
+ if (FIELD_GET(HAL_REO_DEST_RING_INFO0_BUFFER_TYPE, desc->info0) !=
+ HAL_REO_DEST_RING_BUFFER_TYPE_LINK_DESC) {
+ ath11k_warn(ab, "expected buffer type link_desc");
+ return -EINVAL;
+ }
+
+ ath11k_hal_rx_reo_ent_paddr_get(ab, rx_desc, paddr, desc_bank);
+
+ return 0;
+}
+
+void ath11k_hal_rx_parse_dst_ring_desc(struct ath11k_base *ab, u32 *rx_desc,
+ struct hal_rx_meta_info *meta_info)
+{
+ struct hal_reo_dest_ring *desc = (struct hal_reo_dest_ring *)rx_desc;
+ struct rx_mpdu_desc *mpdu = &desc->rx_mpdu_info;
+ struct rx_msdu_desc *msdu = &desc->rx_msdu_info;
+ struct hal_rx_mpdu_meta *meta_mpdu = &meta_info->mpdu_meta;
+ struct hal_rx_msdu_meta *meta_msdu = &meta_info->msdu_meta;
+
+ meta_info->push_reason = FIELD_GET(HAL_REO_DEST_RING_INFO0_PUSH_REASON,
+ desc->info0);
+
+ meta_mpdu->msdu_cnt = FIELD_GET(RX_MPDU_DESC_INFO0_MSDU_COUNT,
+ mpdu->info0);
+ meta_mpdu->seq_num = FIELD_GET(RX_MPDU_DESC_INFO0_SEQ_NUM, mpdu->info0);
+ meta_mpdu->frag = !!(mpdu->info0 & RX_MPDU_DESC_INFO0_FRAG_FLAG);
+ meta_mpdu->retry = !!(mpdu->info0 & RX_MPDU_DESC_INFO0_MPDU_RETRY);
+ meta_mpdu->ampdu = !!(mpdu->info0 & RX_MPDU_DESC_INFO0_AMPDU_FLAG);
+ meta_mpdu->raw = !!(mpdu->info0 & RX_MPDU_DESC_INFO0_RAW_MPDU);
+ meta_mpdu->peer_meta = mpdu->meta_data;
+
+ meta_msdu->cookie = FIELD_GET(BUFFER_ADDR_INFO1_SW_COOKIE,
+ desc->buf_addr_info.info1);
+ meta_msdu->msdu_len = FIELD_GET(RX_MSDU_DESC_INFO0_MSDU_LENGTH,
+ msdu->info0);
+ meta_msdu->first =
+ !!(msdu->info0 & RX_MSDU_DESC_INFO0_FIRST_MSDU_IN_MPDU);
+ meta_msdu->last =
+ !!(msdu->info0 & RX_MSDU_DESC_INFO0_LAST_MSDU_IN_MPDU);
+ meta_msdu->continuation =
+ !!(msdu->info0 & RX_MSDU_DESC_INFO0_MSDU_CONTINUATION);
+}
+
+int ath11k_hal_wbm_desc_parse_err(struct ath11k_base *ab, void *desc,
+ struct hal_rx_wbm_rel_info *rel_info)
+{
+ struct hal_wbm_release_ring *wbm_desc = desc;
+ enum hal_wbm_rel_desc_type type;
+ enum hal_wbm_rel_src_module rel_src;
+
+ type = FIELD_GET(HAL_WBM_RELEASE_INFO0_DESC_TYPE,
+ wbm_desc->info0);
+ /* We expect only WBM_REL buffer type */
+ if (type != HAL_WBM_REL_DESC_TYPE_REL_MSDU) {
+ WARN_ON(1);
+ return -EINVAL;
+ }
+
+ rel_src = FIELD_GET(HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE,
+ wbm_desc->info0);
+ if (rel_src != HAL_WBM_REL_SRC_MODULE_RXDMA &&
+ rel_src != HAL_WBM_REL_SRC_MODULE_REO)
+ return -EINVAL;
+
+ if (FIELD_GET(BUFFER_ADDR_INFO1_RET_BUF_MGR,
+ wbm_desc->buf_addr_info.info1) != HAL_RX_BUF_RBM_SW3_BM) {
+ ab->soc_stats.invalid_rbm++;
+ return -EINVAL;
+ }
+
+ rel_info->cookie = FIELD_GET(BUFFER_ADDR_INFO1_SW_COOKIE,
+ wbm_desc->buf_addr_info.info1);
+ rel_info->err_rel_src = rel_src;
+ if (rel_src == HAL_WBM_REL_SRC_MODULE_REO) {
+ rel_info->push_reason =
+ FIELD_GET(HAL_WBM_RELEASE_INFO0_REO_PUSH_REASON,
+ wbm_desc->info0);
+ rel_info->err_code =
+ FIELD_GET(HAL_WBM_RELEASE_INFO0_REO_ERROR_CODE,
+ wbm_desc->info0);
+ } else {
+ rel_info->push_reason =
+ FIELD_GET(HAL_WBM_RELEASE_INFO0_RXDMA_PUSH_REASON,
+ wbm_desc->info0);
+ rel_info->err_code =
+ FIELD_GET(HAL_WBM_RELEASE_INFO0_RXDMA_ERROR_CODE,
+ wbm_desc->info0);
+ }
+
+ rel_info->first_msdu = FIELD_GET(HAL_WBM_RELEASE_INFO2_FIRST_MSDU,
+ wbm_desc->info2);
+ rel_info->last_msdu = FIELD_GET(HAL_WBM_RELEASE_INFO2_LAST_MSDU,
+ wbm_desc->info2);
+ return 0;
+}
+
+void ath11k_hal_rx_reo_ent_paddr_get(struct ath11k_base *ab, void *desc,
+ dma_addr_t *paddr, u32 *desc_bank)
+{
+ struct ath11k_buffer_addr *buff_addr = desc;
+
+ *paddr = ((u64)(FIELD_GET(BUFFER_ADDR_INFO1_ADDR, buff_addr->info1)) << 32) |
+ FIELD_GET(BUFFER_ADDR_INFO0_ADDR, buff_addr->info0);
+
+ *desc_bank = FIELD_GET(BUFFER_ADDR_INFO1_SW_COOKIE, buff_addr->info1);
+}
+
+void ath11k_hal_rx_msdu_link_desc_set(struct ath11k_base *ab, void *desc,
+ void *link_desc,
+ enum hal_wbm_rel_bm_act action)
+{
+ struct hal_wbm_release_ring *dst_desc = desc;
+ struct hal_wbm_release_ring *src_desc = link_desc;
+
+ dst_desc->buf_addr_info = src_desc->buf_addr_info;
+ dst_desc->info0 |= FIELD_PREP(HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE,
+ HAL_WBM_REL_SRC_MODULE_SW) |
+ FIELD_PREP(HAL_WBM_RELEASE_INFO0_BM_ACTION, action) |
+ FIELD_PREP(HAL_WBM_RELEASE_INFO0_DESC_TYPE,
+ HAL_WBM_REL_DESC_TYPE_MSDU_LINK);
+}
+
+void ath11k_hal_reo_status_queue_stats(struct ath11k_base *ab, u32 *reo_desc,
+ struct hal_reo_status *status)
+{
+ struct hal_tlv_hdr *tlv = (struct hal_tlv_hdr *)reo_desc;
+ struct hal_reo_get_queue_stats_status *desc =
+ (struct hal_reo_get_queue_stats_status *)tlv->value;
+
+ status->uniform_hdr.cmd_num =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_STATUS_NUM,
+ desc->hdr.info0);
+ status->uniform_hdr.cmd_status =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS,
+ desc->hdr.info0);
+
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "Queue stats status:\n");
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "header: cmd_num %d status %d\n",
+ status->uniform_hdr.cmd_num,
+ status->uniform_hdr.cmd_status);
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "ssn %ld cur_idx %ld\n",
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO0_SSN,
+ desc->info0),
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO0_CUR_IDX,
+ desc->info0));
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "pn = [%08x, %08x, %08x, %08x]\n",
+ desc->pn[0], desc->pn[1], desc->pn[2], desc->pn[3]);
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "last_rx: enqueue_tstamp %08x dequeue_tstamp %08x\n",
+ desc->last_rx_enqueue_timestamp,
+ desc->last_rx_dequeue_timestamp);
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "rx_bitmap [%08x %08x %08x %08x %08x %08x %08x %08x]\n",
+ desc->rx_bitmap[0], desc->rx_bitmap[1], desc->rx_bitmap[2],
+ desc->rx_bitmap[3], desc->rx_bitmap[4], desc->rx_bitmap[5],
+ desc->rx_bitmap[6], desc->rx_bitmap[7]);
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "count: cur_mpdu %ld cur_msdu %ld\n",
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO1_MPDU_COUNT,
+ desc->info1),
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO1_MSDU_COUNT,
+ desc->info1));
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "fwd_timeout %ld fwd_bar %ld dup_count %ld\n",
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_TIMEOUT_COUNT,
+ desc->info2),
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_FDTB_COUNT,
+ desc->info2),
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_DUPLICATE_COUNT,
+ desc->info2));
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "frames_in_order %ld bar_rcvd %ld\n",
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO3_FIO_COUNT,
+ desc->info3),
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO3_BAR_RCVD_CNT,
+ desc->info3));
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "num_mpdus %d num_msdus %d total_bytes %d\n",
+ desc->num_mpdu_frames, desc->num_msdu_frames,
+ desc->total_bytes);
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "late_rcvd %ld win_jump_2k %ld hole_cnt %ld\n",
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO4_LATE_RX_MPDU,
+ desc->info4),
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO4_WINDOW_JMP2K,
+ desc->info4),
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO4_HOLE_COUNT,
+ desc->info4));
+ ath11k_dbg(ab, ATH11k_DBG_HAL, "looping count %ld\n",
+ FIELD_GET(HAL_REO_GET_QUEUE_STATS_STATUS_INFO5_LOOPING_CNT,
+ desc->info5));
+}
+
+int ath11k_hal_reo_process_status(u8 *reo_desc, u8 *status)
+{
+ struct hal_tlv_hdr *tlv = (struct hal_tlv_hdr *)reo_desc;
+ struct hal_reo_status_hdr *hdr;
+
+ hdr = (struct hal_reo_status_hdr *)tlv->value;
+ *status = FIELD_GET(HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS, hdr->info0);
+
+ return FIELD_GET(HAL_REO_STATUS_HDR_INFO0_STATUS_NUM, hdr->info0);
+}
+
+void ath11k_hal_reo_flush_queue_status(struct ath11k_base *ab, u32 *reo_desc,
+ struct hal_reo_status *status)
+{
+ struct hal_tlv_hdr *tlv = (struct hal_tlv_hdr *)reo_desc;
+ struct hal_reo_flush_queue_status *desc =
+ (struct hal_reo_flush_queue_status *)tlv->value;
+
+ status->uniform_hdr.cmd_num =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_STATUS_NUM,
+ desc->hdr.info0);
+ status->uniform_hdr.cmd_status =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS,
+ desc->hdr.info0);
+ status->u.flush_queue.err_detected =
+ FIELD_GET(HAL_REO_FLUSH_QUEUE_INFO0_ERR_DETECTED,
+ desc->info0);
+}
+
+void ath11k_hal_reo_flush_cache_status(struct ath11k_base *ab, u32 *reo_desc,
+ struct hal_reo_status *status)
+{
+ struct ath11k_hal *hal = &ab->hal;
+ struct hal_tlv_hdr *tlv = (struct hal_tlv_hdr *)reo_desc;
+ struct hal_reo_flush_cache_status *desc =
+ (struct hal_reo_flush_cache_status *)tlv->value;
+
+ status->uniform_hdr.cmd_num =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_STATUS_NUM,
+ desc->hdr.info0);
+ status->uniform_hdr.cmd_status =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS,
+ desc->hdr.info0);
+
+ status->u.flush_cache.err_detected =
+ FIELD_GET(HAL_REO_FLUSH_CACHE_STATUS_INFO0_IS_ERR,
+ desc->info0);
+ status->u.flush_cache.err_code =
+ FIELD_GET(HAL_REO_FLUSH_CACHE_STATUS_INFO0_BLOCK_ERR_CODE,
+ desc->info0);
+ if (!status->u.flush_cache.err_code)
+ hal->avail_blk_resource |= BIT(hal->current_blk_index);
+
+ status->u.flush_cache.cache_controller_flush_status_hit =
+ FIELD_GET(HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_STATUS_HIT,
+ desc->info0);
+
+ status->u.flush_cache.cache_controller_flush_status_desc_type =
+ FIELD_GET(HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_DESC_TYPE,
+ desc->info0);
+ status->u.flush_cache.cache_controller_flush_status_client_id =
+ FIELD_GET(HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_CLIENT_ID,
+ desc->info0);
+ status->u.flush_cache.cache_controller_flush_status_err =
+ FIELD_GET(HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_ERR,
+ desc->info0);
+ status->u.flush_cache.cache_controller_flush_status_cnt =
+ FIELD_GET(HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_COUNT,
+ desc->info0);
+}
+
+void ath11k_hal_reo_unblk_cache_status(struct ath11k_base *ab, u32 *reo_desc,
+ struct hal_reo_status *status)
+{
+ struct ath11k_hal *hal = &ab->hal;
+ struct hal_tlv_hdr *tlv = (struct hal_tlv_hdr *)reo_desc;
+ struct hal_reo_unblock_cache_status *desc =
+ (struct hal_reo_unblock_cache_status *)tlv->value;
+
+ status->uniform_hdr.cmd_num =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_STATUS_NUM,
+ desc->hdr.info0);
+ status->uniform_hdr.cmd_status =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS,
+ desc->hdr.info0);
+
+ status->u.unblock_cache.err_detected =
+ FIELD_GET(HAL_REO_UNBLOCK_CACHE_STATUS_INFO0_IS_ERR,
+ desc->info0);
+ status->u.unblock_cache.unblock_type =
+ FIELD_GET(HAL_REO_UNBLOCK_CACHE_STATUS_INFO0_TYPE,
+ desc->info0);
+
+ if (!status->u.unblock_cache.err_detected &&
+ status->u.unblock_cache.unblock_type ==
+ HAL_REO_STATUS_UNBLOCK_BLOCKING_RESOURCE)
+ hal->avail_blk_resource &= ~BIT(hal->current_blk_index);
+}
+
+void ath11k_hal_reo_flush_timeout_list_status(struct ath11k_base *ab,
+ u32 *reo_desc,
+ struct hal_reo_status *status)
+{
+ struct hal_tlv_hdr *tlv = (struct hal_tlv_hdr *)reo_desc;
+ struct hal_reo_flush_timeout_list_status *desc =
+ (struct hal_reo_flush_timeout_list_status *)tlv->value;
+
+ status->uniform_hdr.cmd_num =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_STATUS_NUM,
+ desc->hdr.info0);
+ status->uniform_hdr.cmd_status =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS,
+ desc->hdr.info0);
+
+ status->u.timeout_list.err_detected =
+ FIELD_GET(HAL_REO_FLUSH_TIMEOUT_STATUS_INFO0_IS_ERR,
+ desc->info0);
+ status->u.timeout_list.list_empty =
+ FIELD_GET(HAL_REO_FLUSH_TIMEOUT_STATUS_INFO0_LIST_EMPTY,
+ desc->info0);
+
+ status->u.timeout_list.release_desc_cnt =
+ FIELD_GET(HAL_REO_FLUSH_TIMEOUT_STATUS_INFO1_REL_DESC_COUNT,
+ desc->info1);
+ status->u.timeout_list.fwd_buf_cnt =
+ FIELD_GET(HAL_REO_FLUSH_TIMEOUT_STATUS_INFO1_FWD_BUF_COUNT,
+ desc->info1);
+}
+
+void ath11k_hal_reo_desc_thresh_reached_status(struct ath11k_base *ab,
+ u32 *reo_desc,
+ struct hal_reo_status *status)
+{
+ struct hal_tlv_hdr *tlv = (struct hal_tlv_hdr *)reo_desc;
+ struct hal_reo_desc_thresh_reached_status *desc =
+ (struct hal_reo_desc_thresh_reached_status *)tlv->value;
+
+ status->uniform_hdr.cmd_num =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_STATUS_NUM,
+ desc->hdr.info0);
+ status->uniform_hdr.cmd_status =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS,
+ desc->hdr.info0);
+
+ status->u.desc_thresh_reached.threshold_idx =
+ FIELD_GET(HAL_REO_DESC_THRESH_STATUS_INFO0_THRESH_INDEX,
+ desc->info0);
+
+ status->u.desc_thresh_reached.link_desc_counter0 =
+ FIELD_GET(HAL_REO_DESC_THRESH_STATUS_INFO1_LINK_DESC_COUNTER0,
+ desc->info1);
+
+ status->u.desc_thresh_reached.link_desc_counter1 =
+ FIELD_GET(HAL_REO_DESC_THRESH_STATUS_INFO2_LINK_DESC_COUNTER1,
+ desc->info2);
+
+ status->u.desc_thresh_reached.link_desc_counter2 =
+ FIELD_GET(HAL_REO_DESC_THRESH_STATUS_INFO3_LINK_DESC_COUNTER2,
+ desc->info3);
+
+ status->u.desc_thresh_reached.link_desc_counter_sum =
+ FIELD_GET(HAL_REO_DESC_THRESH_STATUS_INFO4_LINK_DESC_COUNTER_SUM,
+ desc->info4);
+}
+
+void ath11k_hal_reo_update_rx_reo_queue_status(struct ath11k_base *ab,
+ u32 *reo_desc,
+ struct hal_reo_status *status)
+{
+ struct hal_tlv_hdr *tlv = (struct hal_tlv_hdr *)reo_desc;
+ struct hal_reo_status_hdr *desc =
+ (struct hal_reo_status_hdr *)tlv->value;
+
+ status->uniform_hdr.cmd_num =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_STATUS_NUM,
+ desc->info0);
+ status->uniform_hdr.cmd_status =
+ FIELD_GET(HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS,
+ desc->info0);
+}
+
+u32 ath11k_hal_reo_qdesc_size(u32 ba_window_size, u8 tid)
+{
+ u32 num_ext_desc;
+
+ if (ba_window_size <= 1) {
+ if (tid != HAL_DESC_REO_NON_QOS_TID)
+ num_ext_desc = 1;
+ else
+ num_ext_desc = 0;
+ } else if (ba_window_size <= 105) {
+ num_ext_desc = 1;
+ } else if (ba_window_size <= 210) {
+ num_ext_desc = 2;
+ } else {
+ num_ext_desc = 3;
+ }
+
+ return sizeof(struct hal_rx_reo_queue) +
+ (num_ext_desc * sizeof(struct hal_rx_reo_queue_ext));
+}
+
+void ath11k_hal_reo_qdesc_setup(void *vaddr, int tid, u32 ba_window_size,
+ u32 start_seq)
+{
+ struct hal_rx_reo_queue *qdesc = (struct hal_rx_reo_queue *)vaddr;
+ struct hal_rx_reo_queue_ext *ext_desc;
+
+ memset(qdesc, 0, sizeof(*qdesc));
+
+ ath11k_hal_reo_set_desc_hdr(&qdesc->desc_hdr, HAL_DESC_REO_OWNED,
+ HAL_DESC_REO_QUEUE_DESC,
+ REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_0);
+
+ qdesc->rx_queue_num = FIELD_PREP(HAL_RX_REO_QUEUE_RX_QUEUE_NUMBER, tid);
+
+ qdesc->info0 =
+ FIELD_PREP(HAL_RX_REO_QUEUE_INFO0_VLD, 1) |
+ FIELD_PREP(HAL_RX_REO_QUEUE_INFO0_ASSOC_LNK_DESC_COUNTER, 1) |
+ FIELD_PREP(HAL_RX_REO_QUEUE_INFO0_AC, ath11k_tid_to_ac(tid));
+
+ if (ba_window_size < 1)
+ ba_window_size = 1;
+
+ if (ba_window_size == 1 && tid != HAL_DESC_REO_NON_QOS_TID)
+ ba_window_size++;
+
+ if (ba_window_size == 1)
+ qdesc->info0 |= FIELD_PREP(HAL_RX_REO_QUEUE_INFO0_RETRY, 1);
+
+ qdesc->info0 |= FIELD_PREP(HAL_RX_REO_QUEUE_INFO0_BA_WINDOW_SIZE,
+ ba_window_size - 1);
+
+ /* TODO: Set Ignore ampdu flags based on BA window size and/or
+ * AMPDU capabilities
+ */
+ qdesc->info0 |= FIELD_PREP(HAL_RX_REO_QUEUE_INFO0_IGNORE_AMPDU_FLG, 1);
+
+ qdesc->info1 |= FIELD_PREP(HAL_RX_REO_QUEUE_INFO1_SVLD, 0);
+
+ if (start_seq <= 0xfff)
+ qdesc->info1 = FIELD_PREP(HAL_RX_REO_QUEUE_INFO1_SSN,
+ start_seq);
+
+ if (tid == HAL_DESC_REO_NON_QOS_TID)
+ return;
+
+ ext_desc = qdesc->ext_desc;
+
+ /* TODO: HW queue descriptors are currently allocated for max BA
+ * window size for all QOS TIDs so that same descriptor can be used
+ * later when ADDBA request is recevied. This should be changed to
+ * allocate HW queue descriptors based on BA window size being
+ * negotiated (0 for non BA cases), and reallocate when BA window
+ * size changes and also send WMI message to FW to change the REO
+ * queue descriptor in Rx peer entry as part of dp_rx_tid_update.
+ */
+ memset(ext_desc, 0, 3 * sizeof(*ext_desc));
+ ath11k_hal_reo_set_desc_hdr(&ext_desc->desc_hdr, HAL_DESC_REO_OWNED,
+ HAL_DESC_REO_QUEUE_EXT_DESC,
+ REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_1);
+ ext_desc++;
+ ath11k_hal_reo_set_desc_hdr(&ext_desc->desc_hdr, HAL_DESC_REO_OWNED,
+ HAL_DESC_REO_QUEUE_EXT_DESC,
+ REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_2);
+ ext_desc++;
+ ath11k_hal_reo_set_desc_hdr(&ext_desc->desc_hdr, HAL_DESC_REO_OWNED,
+ HAL_DESC_REO_QUEUE_EXT_DESC,
+ REO_QUEUE_DESC_MAGIC_DEBUG_PATTERN_3);
+}
+
+void ath11k_hal_reo_init_cmd_ring(struct ath11k_base *ab,
+ struct hal_srng *srng)
+{
+ struct hal_srng_params params;
+ struct hal_tlv_hdr *tlv;
+ struct hal_reo_get_queue_stats *desc;
+ int i, cmd_num = 1;
+ int entry_size;
+ u8 *entry;
+
+ memset(¶ms, 0, sizeof(params));
+
+ entry_size = ath11k_hal_srng_get_entrysize(HAL_REO_CMD);
+ ath11k_hal_srng_get_params(ab, srng, ¶ms);
+ entry = (u8 *)params.ring_base_vaddr;
+
+ for (i = 0; i < params.num_entries; i++) {
+ tlv = (struct hal_tlv_hdr *)entry;
+ desc = (struct hal_reo_get_queue_stats *)tlv->value;
+ desc->cmd.info0 =
+ FIELD_PREP(HAL_REO_CMD_HDR_INFO0_CMD_NUMBER, cmd_num++);
+ entry += entry_size;
+ }
+}
+
+void ath11k_hal_reo_hw_setup(struct ath11k_base *ab)
+{
+ u32 reo_base = HAL_SEQ_WCSS_UMAC_REO_REG;
+ u32 val;
+
+ val = ath11k_ahb_read32(ab, reo_base + HAL_REO1_GEN_ENABLE);
+
+ val &= ~HAL_REO1_GEN_ENABLE_FRAG_DST_RING;
+ val |= FIELD_PREP(HAL_REO1_GEN_ENABLE_FRAG_DST_RING,
+ HAL_SRNG_RING_ID_REO2SW1) |
+ FIELD_PREP(HAL_REO1_GEN_ENABLE_AGING_LIST_ENABLE, 1) |
+ FIELD_PREP(HAL_REO1_GEN_ENABLE_AGING_FLUSH_ENABLE, 1);
+ ath11k_ahb_write32(ab, reo_base + HAL_REO1_GEN_ENABLE, val);
+
+ ath11k_ahb_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_0,
+ HAL_DEFAULT_REO_TIMEOUT_USEC);
+ ath11k_ahb_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_1,
+ HAL_DEFAULT_REO_TIMEOUT_USEC);
+ ath11k_ahb_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_2,
+ HAL_DEFAULT_REO_TIMEOUT_USEC);
+ ath11k_ahb_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_3,
+ HAL_DEFAULT_REO_TIMEOUT_USEC);
+}
+
+static enum hal_rx_mon_status
+ath11k_hal_rx_parse_mon_status_tlv(struct ath11k_base *ab,
+ struct hal_rx_mon_ppdu_info *ppdu_info,
+ u32 tlv_tag, u8 *tlv_data)
+{
+ u32 info0, info1;
+
+ switch (tlv_tag) {
+ case HAL_RX_PPDU_START: {
+ struct hal_rx_ppdu_start *ppdu_start =
+ (struct hal_rx_ppdu_start *)tlv_data;
+
+ ppdu_info->ppdu_id =
+ FIELD_GET(HAL_RX_PPDU_START_INFO0_PPDU_ID,
+ __le32_to_cpu(ppdu_start->info0));
+ ppdu_info->chan_num = __le32_to_cpu(ppdu_start->chan_num);
+ ppdu_info->ppdu_ts = __le32_to_cpu(ppdu_start->ppdu_start_ts);
+ break;
+ }
+ case HAL_RX_PPDU_END_USER_STATS: {
+ struct hal_rx_ppdu_end_user_stats *eu_stats =
+ (struct hal_rx_ppdu_end_user_stats *)tlv_data;
+
+ info0 = __le32_to_cpu(eu_stats->info0);
+ info1 = __le32_to_cpu(eu_stats->info1);
+
+ ppdu_info->tid =
+ ffs(FIELD_GET(HAL_RX_PPDU_END_USER_STATS_INFO6_TID_BITMAP,
+ __le32_to_cpu(eu_stats->info6))) - 1;
+ ppdu_info->tcp_msdu_count =
+ FIELD_GET(HAL_RX_PPDU_END_USER_STATS_INFO4_TCP_MSDU_CNT,
+ __le32_to_cpu(eu_stats->info4));
+ ppdu_info->udp_msdu_count =
+ FIELD_GET(HAL_RX_PPDU_END_USER_STATS_INFO4_UDP_MSDU_CNT,
+ __le32_to_cpu(eu_stats->info4));
+ ppdu_info->other_msdu_count =
+ FIELD_GET(HAL_RX_PPDU_END_USER_STATS_INFO5_OTHER_MSDU_CNT,
+ __le32_to_cpu(eu_stats->info5));
+ ppdu_info->tcp_ack_msdu_count =
+ FIELD_GET(HAL_RX_PPDU_END_USER_STATS_INFO5_TCP_ACK_MSDU_CNT,
+ __le32_to_cpu(eu_stats->info5));
+ ppdu_info->preamble_type =
+ FIELD_GET(HAL_RX_PPDU_END_USER_STATS_INFO1_PKT_TYPE, info1);
+ ppdu_info->num_mpdu_fcs_ok =
+ FIELD_GET(HAL_RX_PPDU_END_USER_STATS_INFO1_MPDU_CNT_FCS_OK,
+ info1);
+ ppdu_info->num_mpdu_fcs_err =
+ FIELD_GET(HAL_RX_PPDU_END_USER_STATS_INFO0_MPDU_CNT_FCS_ERR,
+ info0);
+ break;
+ }
+ case HAL_PHYRX_HT_SIG: {
+ struct hal_rx_ht_sig_info *ht_sig =
+ (struct hal_rx_ht_sig_info *)tlv_data;
+
+ info0 = __le32_to_cpu(ht_sig->info0);
+ info1 = __le32_to_cpu(ht_sig->info1);
+
+ ppdu_info->mcs = FIELD_GET(HAL_RX_HT_SIG_INFO_INFO0_MCS, info0);
+ ppdu_info->bw = FIELD_GET(HAL_RX_HT_SIG_INFO_INFO0_BW, info0);
+ ppdu_info->is_stbc = FIELD_GET(HAL_RX_HT_SIG_INFO_INFO1_STBC,
+ info1);
+ ppdu_info->ldpc = FIELD_GET(HAL_RX_HT_SIG_INFO_INFO1_FEC_CODING, info1);
+ ppdu_info->gi = info1 & HAL_RX_HT_SIG_INFO_INFO1_GI;
+
+ switch (ppdu_info->mcs) {
+ case 0 ... 7:
+ ppdu_info->nss = 1;
+ break;
+ case 8 ... 15:
+ ppdu_info->nss = 2;
+ break;
+ case 16 ... 23:
+ ppdu_info->nss = 3;
+ break;
+ case 24 ... 31:
+ ppdu_info->nss = 4;
+ break;
+ }
+
+ if (ppdu_info->nss > 1)
+ ppdu_info->mcs = ppdu_info->mcs % 8;
+
+ ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_SU;
+ break;
+ }
+ case HAL_PHYRX_L_SIG_B: {
+ struct hal_rx_lsig_b_info *lsigb =
+ (struct hal_rx_lsig_b_info *)tlv_data;
+
+ ppdu_info->rate = FIELD_GET(HAL_RX_LSIG_B_INFO_INFO0_RATE,
+ __le32_to_cpu(lsigb->info0));
+ ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_SU;
+ break;
+ }
+ case HAL_PHYRX_L_SIG_A: {
+ struct hal_rx_lsig_a_info *lsiga =
+ (struct hal_rx_lsig_a_info *)tlv_data;
+
+ ppdu_info->rate = FIELD_GET(HAL_RX_LSIG_A_INFO_INFO0_RATE,
+ __le32_to_cpu(lsiga->info0));
+ ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_SU;
+ break;
+ }
+ case HAL_PHYRX_VHT_SIG_A: {
+ struct hal_rx_vht_sig_a_info *vht_sig =
+ (struct hal_rx_vht_sig_a_info *)tlv_data;
+ u32 nsts;
+ u32 group_id;
+
+ info0 = __le32_to_cpu(vht_sig->info0);
+ info1 = __le32_to_cpu(vht_sig->info1);
+
+ ppdu_info->ldpc = FIELD_GET(HAL_RX_VHT_SIG_A_INFO_INFO1_SU_MU_CODING,
+ info0);
+ ppdu_info->mcs = FIELD_GET(HAL_RX_VHT_SIG_A_INFO_INFO1_MCS,
+ info1);
+ ppdu_info->gi =
+ FIELD_GET(HAL_RX_VHT_SIG_A_INFO_INFO1_GI_SETTING,
+ info1);
+ ppdu_info->is_stbc = info0 & HAL_RX_VHT_SIG_A_INFO_INFO0_STBC;
+ nsts = FIELD_GET(HAL_RX_VHT_SIG_A_INFO_INFO0_NSTS, info0);
+ if (ppdu_info->is_stbc && nsts > 0)
+ nsts = ((nsts + 1) >> 1) - 1;
+
+ ppdu_info->nss = (nsts & VHT_SIG_SU_NSS_MASK) + 1;
+ ppdu_info->bw = FIELD_GET(HAL_RX_VHT_SIG_A_INFO_INFO0_BW,
+ info0);
+ ppdu_info->beamformed = info1 &
+ HAL_RX_VHT_SIG_A_INFO_INFO1_BEAMFORMED;
+ group_id = FIELD_GET(HAL_RX_VHT_SIG_A_INFO_INFO0_GROUP_ID,
+ info0);
+ if (group_id == 0 || group_id == 63)
+ ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_SU;
+ else
+ ppdu_info->reception_type =
+ HAL_RX_RECEPTION_TYPE_MU_MIMO;
+ break;
+ }
+ case HAL_PHYRX_HE_SIG_A_SU: {
+ struct hal_rx_he_sig_a_su_info *he_sig_a =
+ (struct hal_rx_he_sig_a_su_info *)tlv_data;
+ u32 nsts, cp_ltf, dcm;
+
+ info0 = __le32_to_cpu(he_sig_a->info0);
+ info1 = __le32_to_cpu(he_sig_a->info1);
+
+ ppdu_info->mcs =
+ FIELD_GET(HAL_RX_HE_SIG_A_SU_INFO_INFO0_TRANSMIT_MCS,
+ info0);
+ ppdu_info->bw =
+ FIELD_GET(HAL_RX_HE_SIG_A_SU_INFO_INFO0_TRANSMIT_BW,
+ info0);
+ ppdu_info->ldpc = FIELD_GET(HAL_RX_HE_SIG_A_SU_INFO_INFO1_CODING, info0);
+ ppdu_info->is_stbc = info1 &
+ HAL_RX_HE_SIG_A_SU_INFO_INFO1_STBC;
+ ppdu_info->beamformed = info1 &
+ HAL_RX_HE_SIG_A_SU_INFO_INFO1_TXBF;
+ dcm = info0 & HAL_RX_HE_SIG_A_SU_INFO_INFO0_DCM;
+ cp_ltf = FIELD_GET(HAL_RX_HE_SIG_A_SU_INFO_INFO0_CP_LTF_SIZE,
+ info0);
+ nsts = FIELD_GET(HAL_RX_HE_SIG_A_SU_INFO_INFO0_NSTS, info0);
+
+ switch (cp_ltf) {
+ case 0:
+ case 1:
+ ppdu_info->gi = HAL_RX_GI_0_8_US;
+ break;
+ case 2:
+ ppdu_info->gi = HAL_RX_GI_1_6_US;
+ break;
+ case 3:
+ if (dcm && ppdu_info->is_stbc)
+ ppdu_info->gi = HAL_RX_GI_0_8_US;
+ else
+ ppdu_info->gi = HAL_RX_GI_3_2_US;
+ break;
+ }
+
+ ppdu_info->nss = nsts + 1;
+ ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_SU;
+ break;
+ }
+ case HAL_PHYRX_HE_SIG_A_MU_DL: {
+ struct hal_rx_he_sig_a_mu_dl_info *he_sig_a_mu_dl =
+ (struct hal_rx_he_sig_a_mu_dl_info *)tlv_data;
+
+ u32 cp_ltf;
+
+ info0 = __le32_to_cpu(he_sig_a_mu_dl->info0);
+ info1 = __le32_to_cpu(he_sig_a_mu_dl->info1);
+
+ ppdu_info->bw =
+ FIELD_GET(HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_TRANSMIT_BW,
+ info0);
+ cp_ltf = FIELD_GET(HAL_RX_HE_SIG_A_MU_DL_INFO_INFO0_CP_LTF_SIZE,
+ info0);
+
+ switch (cp_ltf) {
+ case 0:
+ case 1:
+ ppdu_info->gi = HAL_RX_GI_0_8_US;
+ break;
+ case 2:
+ ppdu_info->gi = HAL_RX_GI_1_6_US;
+ break;
+ case 3:
+ ppdu_info->gi = HAL_RX_GI_3_2_US;
+ break;
+ }
+
+ ppdu_info->is_stbc = info1 &
+ HAL_RX_HE_SIG_A_MU_DL_INFO_INFO1_STBC;
+ ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_MU_MIMO;
+ break;
+ }
+ case HAL_PHYRX_HE_SIG_B1_MU: {
+ /* TODO: Check if resource unit(RU) allocation stats
+ * are required
+ */
+ ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_MU_MIMO;
+ break;
+ }
+ case HAL_PHYRX_HE_SIG_B2_MU: {
+ struct hal_rx_he_sig_b2_mu_info *he_sig_b2_mu =
+ (struct hal_rx_he_sig_b2_mu_info *)tlv_data;
+
+ info0 = __le32_to_cpu(he_sig_b2_mu->info0);
+
+ ppdu_info->mcs =
+ FIELD_GET(HAL_RX_HE_SIG_B2_MU_INFO_INFO0_STA_MCS,
+ info0);
+ ppdu_info->nss =
+ FIELD_GET(HAL_RX_HE_SIG_B2_MU_INFO_INFO0_STA_NSTS,
+ info0) + 1;
+ ppdu_info->ldpc = FIELD_GET(HAL_RX_HE_SIG_B2_MU_INFO_INFO0_STA_CODING,
+ info0);
+ break;
+ }
+ case HAL_PHYRX_HE_SIG_B2_OFDMA: {
+ struct hal_rx_he_sig_b2_ofdma_info *he_sig_b2_ofdma =
+ (struct hal_rx_he_sig_b2_ofdma_info *)tlv_data;
+
+ info0 = __le32_to_cpu(he_sig_b2_ofdma->info0);
+
+ ppdu_info->mcs =
+ FIELD_GET(HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_MCS,
+ info0);
+ ppdu_info->nss =
+ FIELD_GET(HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_NSTS,
+ info0) + 1;
+ ppdu_info->beamformed =
+ info0 &
+ HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_TXBF;
+ ppdu_info->ldpc = FIELD_GET(HAL_RX_HE_SIG_B2_OFDMA_INFO_INFO0_STA_CODING,
+ info0);
+ ppdu_info->reception_type = HAL_RX_RECEPTION_TYPE_MU_OFDMA;
+ break;
+ }
+ case HAL_PHYRX_RSSI_LEGACY: {
+ struct hal_rx_phyrx_rssi_legacy_info *rssi =
+ (struct hal_rx_phyrx_rssi_legacy_info *)tlv_data;
+
+ /* TODO: Please note that the combined rssi will not be accurate
+ * in MU case. Rssi in MU needs to be retrieved from
+ * PHYRX_OTHER_RECEIVE_INFO TLV.
+ */
+ ppdu_info->rssi_comb =
+ FIELD_GET(HAL_RX_PHYRX_RSSI_LEGACY_INFO_INFO1_RSSI_COMB,
+ __le32_to_cpu(rssi->info0));
+ break;
+ }
+ case HAL_RX_MPDU_START: {
+ struct hal_rx_mpdu_info *mpdu_info =
+ (struct hal_rx_mpdu_info *)tlv_data;
+ u16 peer_id;
+
+ peer_id = FIELD_GET(HAL_RX_MPDU_INFO_INFO0_PEERID,
+ __le32_to_cpu(mpdu_info->info0));
+ if (peer_id)
+ ppdu_info->peer_id = peer_id;
+ break;
+ }
+ case HAL_RXPCU_PPDU_END_INFO: {
+ struct hal_rx_ppdu_end_duration *ppdu_rx_duration =
+ (struct hal_rx_ppdu_end_duration *)tlv_data;
+ ppdu_info->rx_duration =
+ FIELD_GET(HAL_RX_PPDU_END_DURATION,
+ __le32_to_cpu(ppdu_rx_duration->info0));
+ break;
+ }
+ case HAL_DUMMY:
+ return HAL_RX_MON_STATUS_BUF_DONE;
+ case HAL_RX_PPDU_END_STATUS_DONE:
+ case 0:
+ return HAL_RX_MON_STATUS_PPDU_DONE;
+ default:
+ break;
+ }
+
+ return HAL_RX_MON_STATUS_PPDU_NOT_DONE;
+}
+
+enum hal_rx_mon_status
+ath11k_hal_rx_parse_mon_status(struct ath11k_base *ab,
+ struct hal_rx_mon_ppdu_info *ppdu_info,
+ struct sk_buff *skb)
+{
+ struct hal_tlv_hdr *tlv;
+ enum hal_rx_mon_status hal_status = HAL_RX_MON_STATUS_BUF_DONE;
+ u16 tlv_tag;
+ u16 tlv_len;
+ u8 *ptr = skb->data;
+
+ do {
+ tlv = (struct hal_tlv_hdr *)ptr;
+ tlv_tag = FIELD_GET(HAL_TLV_HDR_TAG, tlv->tl);
+ tlv_len = FIELD_GET(HAL_TLV_HDR_LEN, tlv->tl);
+ ptr += sizeof(*tlv);
+
+ /* The actual length of PPDU_END is the combined length of many PHY
+ * TLVs that follow. Skip the TLV header and
+ * rx_rxpcu_classification_overview that follows the header to get to
+ * next TLV.
+ */
+ if (tlv_tag == HAL_RX_PPDU_END)
+ tlv_len = sizeof(struct hal_rx_rxpcu_classification_overview);
+
+ hal_status = ath11k_hal_rx_parse_mon_status_tlv(ab, ppdu_info,
+ tlv_tag, ptr);
+ ptr += tlv_len;
+ ptr = PTR_ALIGN(ptr, HAL_TLV_ALIGN);
+
+ if ((ptr - skb->data) >= DP_RX_BUFFER_SIZE)
+ break;
+ } while (hal_status == HAL_RX_MON_STATUS_PPDU_NOT_DONE);
+
+ return hal_status;
+}
+
+void ath11k_hal_rx_reo_ent_buf_paddr_get(void *rx_desc, dma_addr_t *paddr,
+ u32 *sw_cookie, void **pp_buf_addr,
+ u32 *msdu_cnt)
+{
+ struct hal_reo_entrance_ring *reo_ent_ring =
+ (struct hal_reo_entrance_ring *)rx_desc;
+ struct ath11k_buffer_addr *buf_addr_info;
+ struct rx_mpdu_desc *rx_mpdu_desc_info_details;
+
+ rx_mpdu_desc_info_details =
+ (struct rx_mpdu_desc *)&reo_ent_ring->rx_mpdu_info;
+
+ *msdu_cnt = FIELD_GET(RX_MPDU_DESC_INFO0_MSDU_COUNT,
+ rx_mpdu_desc_info_details->info0);
+
+ buf_addr_info = (struct ath11k_buffer_addr *)&reo_ent_ring->buf_addr_info;
+
+ *paddr = (((u64)FIELD_GET(BUFFER_ADDR_INFO1_ADDR,
+ buf_addr_info->info1)) << 32) |
+ FIELD_GET(BUFFER_ADDR_INFO0_ADDR,
+ buf_addr_info->info0);
+
+ *sw_cookie = FIELD_GET(BUFFER_ADDR_INFO1_SW_COOKIE,
+ buf_addr_info->info1);
+
+ *pp_buf_addr = (void *)buf_addr_info;
+}
