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linux-zen-desktop/drivers/net/wireless/ath/ath12k/hal_rx.c

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// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
* Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
* Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include "debug.h"
#include "hal.h"
#include "hal_tx.h"
#include "hal_rx.h"
#include "hal_desc.h"
#include "hif.h"
static void ath12k_hal_reo_set_desc_hdr(struct hal_desc_header *hdr,
u8 owner, u8 buffer_type, u32 magic)
{
hdr->info0 = le32_encode_bits(owner, HAL_DESC_HDR_INFO0_OWNER) |
le32_encode_bits(buffer_type, HAL_DESC_HDR_INFO0_BUF_TYPE);
/* Magic pattern in reserved bits for debugging */
hdr->info0 |= le32_encode_bits(magic, HAL_DESC_HDR_INFO0_DBG_RESERVED);
}
static int ath12k_hal_reo_cmd_queue_stats(struct hal_tlv_64_hdr *tlv,
struct ath12k_hal_reo_cmd *cmd)
{
struct hal_reo_get_queue_stats *desc;
tlv->tl = u32_encode_bits(HAL_REO_GET_QUEUE_STATS, HAL_TLV_HDR_TAG) |
u32_encode_bits(sizeof(*desc), HAL_TLV_HDR_LEN);
desc = (struct hal_reo_get_queue_stats *)tlv->value;
memset_startat(desc, 0, queue_addr_lo);
desc->cmd.info0 &= ~cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
desc->cmd.info0 |= cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
desc->queue_addr_lo = cpu_to_le32(cmd->addr_lo);
desc->info0 = le32_encode_bits(cmd->addr_hi,
HAL_REO_GET_QUEUE_STATS_INFO0_QUEUE_ADDR_HI);
if (cmd->flag & HAL_REO_CMD_FLG_STATS_CLEAR)
desc->info0 |= cpu_to_le32(HAL_REO_GET_QUEUE_STATS_INFO0_CLEAR_STATS);
return le32_get_bits(desc->cmd.info0, HAL_REO_CMD_HDR_INFO0_CMD_NUMBER);
}
static int ath12k_hal_reo_cmd_flush_cache(struct ath12k_hal *hal,
struct hal_tlv_64_hdr *tlv,
struct ath12k_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 = u32_encode_bits(HAL_REO_FLUSH_CACHE, HAL_TLV_HDR_TAG) |
u32_encode_bits(sizeof(*desc), HAL_TLV_HDR_LEN);
desc = (struct hal_reo_flush_cache *)tlv->value;
memset_startat(desc, 0, cache_addr_lo);
desc->cmd.info0 &= ~cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
desc->cmd.info0 |= cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
desc->cache_addr_lo = cpu_to_le32(cmd->addr_lo);
desc->info0 = le32_encode_bits(cmd->addr_hi,
HAL_REO_FLUSH_CACHE_INFO0_CACHE_ADDR_HI);
if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_FWD_ALL_MPDUS)
desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_FWD_ALL_MPDUS);
if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_BLOCK_LATER) {
desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_BLOCK_CACHE_USAGE);
desc->info0 |=
le32_encode_bits(avail_slot,
HAL_REO_FLUSH_CACHE_INFO0_BLOCK_RESRC_IDX);
}
if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_NO_INVAL)
desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_FLUSH_WO_INVALIDATE);
if (cmd->flag & HAL_REO_CMD_FLG_FLUSH_ALL)
desc->info0 |= cpu_to_le32(HAL_REO_FLUSH_CACHE_INFO0_FLUSH_ALL);
return le32_get_bits(desc->cmd.info0, HAL_REO_CMD_HDR_INFO0_CMD_NUMBER);
}
static int ath12k_hal_reo_cmd_update_rx_queue(struct hal_tlv_64_hdr *tlv,
struct ath12k_hal_reo_cmd *cmd)
{
struct hal_reo_update_rx_queue *desc;
tlv->tl = u32_encode_bits(HAL_REO_UPDATE_RX_REO_QUEUE, HAL_TLV_HDR_TAG) |
u32_encode_bits(sizeof(*desc), HAL_TLV_HDR_LEN);
desc = (struct hal_reo_update_rx_queue *)tlv->value;
memset_startat(desc, 0, queue_addr_lo);
desc->cmd.info0 &= ~cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
if (cmd->flag & HAL_REO_CMD_FLG_NEED_STATUS)
desc->cmd.info0 |= cpu_to_le32(HAL_REO_CMD_HDR_INFO0_STATUS_REQUIRED);
desc->queue_addr_lo = cpu_to_le32(cmd->addr_lo);
desc->info0 =
le32_encode_bits(cmd->addr_hi,
HAL_REO_UPD_RX_QUEUE_INFO0_QUEUE_ADDR_HI) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_RX_QUEUE_NUM),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_RX_QUEUE_NUM) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_VLD),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_VLD) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_ALDC),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_ASSOC_LNK_DESC_CNT) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_DIS_DUP_DETECTION),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_DIS_DUP_DETECTION) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_SOFT_REORDER_EN),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SOFT_REORDER_EN) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_AC),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_AC) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_BAR),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_BAR) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_RETRY),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_RETRY) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_CHECK_2K_MODE),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_CHECK_2K_MODE) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_OOR_MODE),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_OOR_MODE) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_BA_WINDOW_SIZE),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_BA_WINDOW_SIZE) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_CHECK),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_CHECK) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_EVEN_PN),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_EVEN_PN) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_UNEVEN_PN),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_UNEVEN_PN) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_HANDLE_ENABLE),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_HANDLE_ENABLE) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_SIZE),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_SIZE) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_IGNORE_AMPDU_FLG),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_IGNORE_AMPDU_FLG) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_SVLD),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SVLD) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_SSN),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SSN) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_SEQ_2K_ERR),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_SEQ_2K_ERR) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN_VALID),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN_VALID) |
le32_encode_bits(!!(cmd->upd0 & HAL_REO_CMD_UPD0_PN),
HAL_REO_UPD_RX_QUEUE_INFO0_UPD_PN);
desc->info1 =
le32_encode_bits(cmd->rx_queue_num,
HAL_REO_UPD_RX_QUEUE_INFO1_RX_QUEUE_NUMBER) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_VLD),
HAL_REO_UPD_RX_QUEUE_INFO1_VLD) |
le32_encode_bits(u32_get_bits(cmd->upd1, HAL_REO_CMD_UPD1_ALDC),
HAL_REO_UPD_RX_QUEUE_INFO1_ASSOC_LNK_DESC_COUNTER) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_DIS_DUP_DETECTION),
HAL_REO_UPD_RX_QUEUE_INFO1_DIS_DUP_DETECTION) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_SOFT_REORDER_EN),
HAL_REO_UPD_RX_QUEUE_INFO1_SOFT_REORDER_EN) |
le32_encode_bits(u32_get_bits(cmd->upd1, HAL_REO_CMD_UPD1_AC),
HAL_REO_UPD_RX_QUEUE_INFO1_AC) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_BAR),
HAL_REO_UPD_RX_QUEUE_INFO1_BAR) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_CHECK_2K_MODE),
HAL_REO_UPD_RX_QUEUE_INFO1_CHECK_2K_MODE) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_RETRY),
HAL_REO_UPD_RX_QUEUE_INFO1_RETRY) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_OOR_MODE),
HAL_REO_UPD_RX_QUEUE_INFO1_OOR_MODE) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_PN_CHECK),
HAL_REO_UPD_RX_QUEUE_INFO1_PN_CHECK) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_EVEN_PN),
HAL_REO_UPD_RX_QUEUE_INFO1_EVEN_PN) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_UNEVEN_PN),
HAL_REO_UPD_RX_QUEUE_INFO1_UNEVEN_PN) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_PN_HANDLE_ENABLE),
HAL_REO_UPD_RX_QUEUE_INFO1_PN_HANDLE_ENABLE) |
le32_encode_bits(!!(cmd->upd1 & HAL_REO_CMD_UPD1_IGNORE_AMPDU_FLG),
HAL_REO_UPD_RX_QUEUE_INFO1_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 =
le32_encode_bits(cmd->ba_window_size - 1,
HAL_REO_UPD_RX_QUEUE_INFO2_BA_WINDOW_SIZE) |
le32_encode_bits(cmd->pn_size, HAL_REO_UPD_RX_QUEUE_INFO2_PN_SIZE) |
le32_encode_bits(!!(cmd->upd2 & HAL_REO_CMD_UPD2_SVLD),
HAL_REO_UPD_RX_QUEUE_INFO2_SVLD) |
le32_encode_bits(u32_get_bits(cmd->upd2, HAL_REO_CMD_UPD2_SSN),
HAL_REO_UPD_RX_QUEUE_INFO2_SSN) |
le32_encode_bits(!!(cmd->upd2 & HAL_REO_CMD_UPD2_SEQ_2K_ERR),
HAL_REO_UPD_RX_QUEUE_INFO2_SEQ_2K_ERR) |
le32_encode_bits(!!(cmd->upd2 & HAL_REO_CMD_UPD2_PN_ERR),
HAL_REO_UPD_RX_QUEUE_INFO2_PN_ERR);
return le32_get_bits(desc->cmd.info0, HAL_REO_CMD_HDR_INFO0_CMD_NUMBER);
}
int ath12k_hal_reo_cmd_send(struct ath12k_base *ab, struct hal_srng *srng,
enum hal_reo_cmd_type type,
struct ath12k_hal_reo_cmd *cmd)
{
struct hal_tlv_64_hdr *reo_desc;
int ret;
spin_lock_bh(&srng->lock);
ath12k_hal_srng_access_begin(ab, srng);
reo_desc = ath12k_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 = ath12k_hal_reo_cmd_queue_stats(reo_desc, cmd);
break;
case HAL_REO_CMD_FLUSH_CACHE:
ret = ath12k_hal_reo_cmd_flush_cache(&ab->hal, reo_desc, cmd);
break;
case HAL_REO_CMD_UPDATE_RX_QUEUE:
ret = ath12k_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:
ath12k_warn(ab, "Unsupported reo command %d\n", type);
ret = -ENOTSUPP;
break;
default:
ath12k_warn(ab, "Unknown reo command %d\n", type);
ret = -EINVAL;
break;
}
out:
ath12k_hal_srng_access_end(ab, srng);
spin_unlock_bh(&srng->lock);
return ret;
}
void ath12k_hal_rx_buf_addr_info_set(struct ath12k_buffer_addr *binfo,
dma_addr_t paddr, u32 cookie, u8 manager)
{
u32 paddr_lo, paddr_hi;
paddr_lo = lower_32_bits(paddr);
paddr_hi = upper_32_bits(paddr);
binfo->info0 = le32_encode_bits(paddr_lo, BUFFER_ADDR_INFO0_ADDR);
binfo->info1 = le32_encode_bits(paddr_hi, BUFFER_ADDR_INFO1_ADDR) |
le32_encode_bits(cookie, BUFFER_ADDR_INFO1_SW_COOKIE) |
le32_encode_bits(manager, BUFFER_ADDR_INFO1_RET_BUF_MGR);
}
void ath12k_hal_rx_buf_addr_info_get(struct ath12k_buffer_addr *binfo,
dma_addr_t *paddr,
u32 *cookie, u8 *rbm)
{
*paddr = (((u64)le32_get_bits(binfo->info1, BUFFER_ADDR_INFO1_ADDR)) << 32) |
le32_get_bits(binfo->info0, BUFFER_ADDR_INFO0_ADDR);
*cookie = le32_get_bits(binfo->info1, BUFFER_ADDR_INFO1_SW_COOKIE);
*rbm = le32_get_bits(binfo->info1, BUFFER_ADDR_INFO1_RET_BUF_MGR);
}
void ath12k_hal_rx_msdu_link_info_get(struct hal_rx_msdu_link *link, u32 *num_msdus,
u32 *msdu_cookies,
enum hal_rx_buf_return_buf_manager *rbm)
{
struct hal_rx_msdu_details *msdu;
u32 val;
int i;
*num_msdus = HAL_NUM_RX_MSDUS_PER_LINK_DESC;
msdu = &link->msdu_link[0];
*rbm = le32_get_bits(msdu->buf_addr_info.info1,
BUFFER_ADDR_INFO1_RET_BUF_MGR);
for (i = 0; i < *num_msdus; i++) {
msdu = &link->msdu_link[i];
val = le32_get_bits(msdu->buf_addr_info.info0,
BUFFER_ADDR_INFO0_ADDR);
if (val == 0) {
*num_msdus = i;
break;
}
*msdu_cookies = le32_get_bits(msdu->buf_addr_info.info1,
BUFFER_ADDR_INFO1_SW_COOKIE);
msdu_cookies++;
}
}
int ath12k_hal_desc_reo_parse_err(struct ath12k_base *ab,
struct hal_reo_dest_ring *desc,
dma_addr_t *paddr, u32 *desc_bank)
{
enum hal_reo_dest_ring_push_reason push_reason;
enum hal_reo_dest_ring_error_code err_code;
u32 cookie, val;
push_reason = le32_get_bits(desc->info0,
HAL_REO_DEST_RING_INFO0_PUSH_REASON);
err_code = le32_get_bits(desc->info0,
HAL_REO_DEST_RING_INFO0_ERROR_CODE);
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) {
ath12k_warn(ab, "expected error push reason code, received %d\n",
push_reason);
return -EINVAL;
}
val = le32_get_bits(desc->info0, HAL_REO_DEST_RING_INFO0_BUFFER_TYPE);
if (val != HAL_REO_DEST_RING_BUFFER_TYPE_LINK_DESC) {
ath12k_warn(ab, "expected buffer type link_desc");
return -EINVAL;
}
ath12k_hal_rx_reo_ent_paddr_get(ab, &desc->buf_addr_info, paddr, &cookie);
*desc_bank = u32_get_bits(cookie, DP_LINK_DESC_BANK_MASK);
return 0;
}
int ath12k_hal_wbm_desc_parse_err(struct ath12k_base *ab, void *desc,
struct hal_rx_wbm_rel_info *rel_info)
{
struct hal_wbm_release_ring *wbm_desc = desc;
struct hal_wbm_release_ring_cc_rx *wbm_cc_desc = desc;
enum hal_wbm_rel_desc_type type;
enum hal_wbm_rel_src_module rel_src;
bool hw_cc_done;
u64 desc_va;
u32 val;
type = le32_get_bits(wbm_desc->info0, HAL_WBM_RELEASE_INFO0_DESC_TYPE);
/* We expect only WBM_REL buffer type */
if (type != HAL_WBM_REL_DESC_TYPE_REL_MSDU) {
WARN_ON(1);
return -EINVAL;
}
rel_src = le32_get_bits(wbm_desc->info0,
HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE);
if (rel_src != HAL_WBM_REL_SRC_MODULE_RXDMA &&
rel_src != HAL_WBM_REL_SRC_MODULE_REO)
return -EINVAL;
/* The format of wbm rel ring desc changes based on the
* hw cookie conversion status
*/
hw_cc_done = le32_get_bits(wbm_desc->info0,
HAL_WBM_RELEASE_RX_INFO0_CC_STATUS);
if (!hw_cc_done) {
val = le32_get_bits(wbm_desc->buf_addr_info.info1,
BUFFER_ADDR_INFO1_RET_BUF_MGR);
if (val != HAL_RX_BUF_RBM_SW3_BM) {
ab->soc_stats.invalid_rbm++;
return -EINVAL;
}
rel_info->cookie = le32_get_bits(wbm_desc->buf_addr_info.info1,
BUFFER_ADDR_INFO1_SW_COOKIE);
rel_info->rx_desc = NULL;
} else {
val = le32_get_bits(wbm_cc_desc->info0,
HAL_WBM_RELEASE_RX_CC_INFO0_RBM);
if (val != HAL_RX_BUF_RBM_SW3_BM) {
ab->soc_stats.invalid_rbm++;
return -EINVAL;
}
rel_info->cookie = le32_get_bits(wbm_cc_desc->info1,
HAL_WBM_RELEASE_RX_CC_INFO1_COOKIE);
desc_va = ((u64)le32_to_cpu(wbm_cc_desc->buf_va_hi) << 32 |
le32_to_cpu(wbm_cc_desc->buf_va_lo));
rel_info->rx_desc =
(struct ath12k_rx_desc_info *)((unsigned long)desc_va);
}
rel_info->err_rel_src = rel_src;
rel_info->hw_cc_done = hw_cc_done;
rel_info->first_msdu = le32_get_bits(wbm_desc->info3,
HAL_WBM_RELEASE_INFO3_FIRST_MSDU);
rel_info->last_msdu = le32_get_bits(wbm_desc->info3,
HAL_WBM_RELEASE_INFO3_LAST_MSDU);
rel_info->continuation = le32_get_bits(wbm_desc->info3,
HAL_WBM_RELEASE_INFO3_CONTINUATION);
if (rel_info->err_rel_src == HAL_WBM_REL_SRC_MODULE_REO) {
rel_info->push_reason =
le32_get_bits(wbm_desc->info0,
HAL_WBM_RELEASE_INFO0_REO_PUSH_REASON);
rel_info->err_code =
le32_get_bits(wbm_desc->info0,
HAL_WBM_RELEASE_INFO0_REO_ERROR_CODE);
} else {
rel_info->push_reason =
le32_get_bits(wbm_desc->info0,
HAL_WBM_RELEASE_INFO0_RXDMA_PUSH_REASON);
rel_info->err_code =
le32_get_bits(wbm_desc->info0,
HAL_WBM_RELEASE_INFO0_RXDMA_ERROR_CODE);
}
return 0;
}
void ath12k_hal_rx_reo_ent_paddr_get(struct ath12k_base *ab,
struct ath12k_buffer_addr *buff_addr,
dma_addr_t *paddr, u32 *cookie)
{
*paddr = ((u64)(le32_get_bits(buff_addr->info1,
BUFFER_ADDR_INFO1_ADDR)) << 32) |
le32_get_bits(buff_addr->info0, BUFFER_ADDR_INFO0_ADDR);
*cookie = le32_get_bits(buff_addr->info1, BUFFER_ADDR_INFO1_SW_COOKIE);
}
void ath12k_hal_rx_msdu_link_desc_set(struct ath12k_base *ab,
struct hal_wbm_release_ring *dst_desc,
struct hal_wbm_release_ring *src_desc,
enum hal_wbm_rel_bm_act action)
{
dst_desc->buf_addr_info = src_desc->buf_addr_info;
dst_desc->info0 |= le32_encode_bits(HAL_WBM_REL_SRC_MODULE_SW,
HAL_WBM_RELEASE_INFO0_REL_SRC_MODULE) |
le32_encode_bits(action, HAL_WBM_RELEASE_INFO0_BM_ACTION) |
le32_encode_bits(HAL_WBM_REL_DESC_TYPE_MSDU_LINK,
HAL_WBM_RELEASE_INFO0_DESC_TYPE);
}
void ath12k_hal_reo_status_queue_stats(struct ath12k_base *ab, struct hal_tlv_64_hdr *tlv,
struct hal_reo_status *status)
{
struct hal_reo_get_queue_stats_status *desc =
(struct hal_reo_get_queue_stats_status *)tlv->value;
status->uniform_hdr.cmd_num =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
status->uniform_hdr.cmd_status =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
ath12k_dbg(ab, ATH12K_DBG_HAL, "Queue stats status:\n");
ath12k_dbg(ab, ATH12K_DBG_HAL, "header: cmd_num %d status %d\n",
status->uniform_hdr.cmd_num,
status->uniform_hdr.cmd_status);
ath12k_dbg(ab, ATH12K_DBG_HAL, "ssn %u cur_idx %u\n",
le32_get_bits(desc->info0,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO0_SSN),
le32_get_bits(desc->info0,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO0_CUR_IDX));
ath12k_dbg(ab, ATH12K_DBG_HAL, "pn = [%08x, %08x, %08x, %08x]\n",
desc->pn[0], desc->pn[1], desc->pn[2], desc->pn[3]);
ath12k_dbg(ab, ATH12K_DBG_HAL, "last_rx: enqueue_tstamp %08x dequeue_tstamp %08x\n",
desc->last_rx_enqueue_timestamp,
desc->last_rx_dequeue_timestamp);
ath12k_dbg(ab, ATH12K_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]);
ath12k_dbg(ab, ATH12K_DBG_HAL, "count: cur_mpdu %u cur_msdu %u\n",
le32_get_bits(desc->info1,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO1_MPDU_COUNT),
le32_get_bits(desc->info1,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO1_MSDU_COUNT));
ath12k_dbg(ab, ATH12K_DBG_HAL, "fwd_timeout %u fwd_bar %u dup_count %u\n",
le32_get_bits(desc->info2,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_TIMEOUT_COUNT),
le32_get_bits(desc->info2,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_FDTB_COUNT),
le32_get_bits(desc->info2,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_DUPLICATE_COUNT));
ath12k_dbg(ab, ATH12K_DBG_HAL, "frames_in_order %u bar_rcvd %u\n",
le32_get_bits(desc->info3,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO3_FIO_COUNT),
le32_get_bits(desc->info3,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO3_BAR_RCVD_CNT));
ath12k_dbg(ab, ATH12K_DBG_HAL, "num_mpdus %d num_msdus %d total_bytes %d\n",
desc->num_mpdu_frames, desc->num_msdu_frames,
desc->total_bytes);
ath12k_dbg(ab, ATH12K_DBG_HAL, "late_rcvd %u win_jump_2k %u hole_cnt %u\n",
le32_get_bits(desc->info4,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO4_LATE_RX_MPDU),
le32_get_bits(desc->info2,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO2_WINDOW_JMP2K),
le32_get_bits(desc->info4,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO4_HOLE_COUNT));
ath12k_dbg(ab, ATH12K_DBG_HAL, "looping count %u\n",
le32_get_bits(desc->info5,
HAL_REO_GET_QUEUE_STATS_STATUS_INFO5_LOOPING_CNT));
}
void ath12k_hal_reo_flush_queue_status(struct ath12k_base *ab, struct hal_tlv_64_hdr *tlv,
struct hal_reo_status *status)
{
struct hal_reo_flush_queue_status *desc =
(struct hal_reo_flush_queue_status *)tlv->value;
status->uniform_hdr.cmd_num =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
status->uniform_hdr.cmd_status =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
status->u.flush_queue.err_detected =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_QUEUE_INFO0_ERR_DETECTED);
}
void ath12k_hal_reo_flush_cache_status(struct ath12k_base *ab, struct hal_tlv_64_hdr *tlv,
struct hal_reo_status *status)
{
struct ath12k_hal *hal = &ab->hal;
struct hal_reo_flush_cache_status *desc =
(struct hal_reo_flush_cache_status *)tlv->value;
status->uniform_hdr.cmd_num =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
status->uniform_hdr.cmd_status =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
status->u.flush_cache.err_detected =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_CACHE_STATUS_INFO0_IS_ERR);
status->u.flush_cache.err_code =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_CACHE_STATUS_INFO0_BLOCK_ERR_CODE);
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 =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_STATUS_HIT);
status->u.flush_cache.cache_controller_flush_status_desc_type =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_DESC_TYPE);
status->u.flush_cache.cache_controller_flush_status_client_id =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_CLIENT_ID);
status->u.flush_cache.cache_controller_flush_status_err =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_ERR);
status->u.flush_cache.cache_controller_flush_status_cnt =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_CACHE_STATUS_INFO0_FLUSH_COUNT);
}
void ath12k_hal_reo_unblk_cache_status(struct ath12k_base *ab, struct hal_tlv_64_hdr *tlv,
struct hal_reo_status *status)
{
struct ath12k_hal *hal = &ab->hal;
struct hal_reo_unblock_cache_status *desc =
(struct hal_reo_unblock_cache_status *)tlv->value;
status->uniform_hdr.cmd_num =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
status->uniform_hdr.cmd_status =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
status->u.unblock_cache.err_detected =
le32_get_bits(desc->info0,
HAL_REO_UNBLOCK_CACHE_STATUS_INFO0_IS_ERR);
status->u.unblock_cache.unblock_type =
le32_get_bits(desc->info0,
HAL_REO_UNBLOCK_CACHE_STATUS_INFO0_TYPE);
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 ath12k_hal_reo_flush_timeout_list_status(struct ath12k_base *ab,
struct hal_tlv_64_hdr *tlv,
struct hal_reo_status *status)
{
struct hal_reo_flush_timeout_list_status *desc =
(struct hal_reo_flush_timeout_list_status *)tlv->value;
status->uniform_hdr.cmd_num =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
status->uniform_hdr.cmd_status =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
status->u.timeout_list.err_detected =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_TIMEOUT_STATUS_INFO0_IS_ERR);
status->u.timeout_list.list_empty =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_TIMEOUT_STATUS_INFO0_LIST_EMPTY);
status->u.timeout_list.release_desc_cnt =
le32_get_bits(desc->info1,
HAL_REO_FLUSH_TIMEOUT_STATUS_INFO1_REL_DESC_COUNT);
status->u.timeout_list.fwd_buf_cnt =
le32_get_bits(desc->info0,
HAL_REO_FLUSH_TIMEOUT_STATUS_INFO1_FWD_BUF_COUNT);
}
void ath12k_hal_reo_desc_thresh_reached_status(struct ath12k_base *ab,
struct hal_tlv_64_hdr *tlv,
struct hal_reo_status *status)
{
struct hal_reo_desc_thresh_reached_status *desc =
(struct hal_reo_desc_thresh_reached_status *)tlv->value;
status->uniform_hdr.cmd_num =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
status->uniform_hdr.cmd_status =
le32_get_bits(desc->hdr.info0,
HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
status->u.desc_thresh_reached.threshold_idx =
le32_get_bits(desc->info0,
HAL_REO_DESC_THRESH_STATUS_INFO0_THRESH_INDEX);
status->u.desc_thresh_reached.link_desc_counter0 =
le32_get_bits(desc->info1,
HAL_REO_DESC_THRESH_STATUS_INFO1_LINK_DESC_COUNTER0);
status->u.desc_thresh_reached.link_desc_counter1 =
le32_get_bits(desc->info2,
HAL_REO_DESC_THRESH_STATUS_INFO2_LINK_DESC_COUNTER1);
status->u.desc_thresh_reached.link_desc_counter2 =
le32_get_bits(desc->info3,
HAL_REO_DESC_THRESH_STATUS_INFO3_LINK_DESC_COUNTER2);
status->u.desc_thresh_reached.link_desc_counter_sum =
le32_get_bits(desc->info4,
HAL_REO_DESC_THRESH_STATUS_INFO4_LINK_DESC_COUNTER_SUM);
}
void ath12k_hal_reo_update_rx_reo_queue_status(struct ath12k_base *ab,
struct hal_tlv_64_hdr *tlv,
struct hal_reo_status *status)
{
struct hal_reo_status_hdr *desc =
(struct hal_reo_status_hdr *)tlv->value;
status->uniform_hdr.cmd_num =
le32_get_bits(desc->info0,
HAL_REO_STATUS_HDR_INFO0_STATUS_NUM);
status->uniform_hdr.cmd_status =
le32_get_bits(desc->info0,
HAL_REO_STATUS_HDR_INFO0_EXEC_STATUS);
}
u32 ath12k_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 ath12k_hal_reo_qdesc_setup(struct hal_rx_reo_queue *qdesc,
int tid, u32 ba_window_size,
u32 start_seq, enum hal_pn_type type)
{
struct hal_rx_reo_queue_ext *ext_desc;
memset(qdesc, 0, sizeof(*qdesc));
ath12k_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 = le32_encode_bits(tid, HAL_RX_REO_QUEUE_RX_QUEUE_NUMBER);
qdesc->info0 =
le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_VLD) |
le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_ASSOC_LNK_DESC_COUNTER) |
le32_encode_bits(ath12k_tid_to_ac(tid), HAL_RX_REO_QUEUE_INFO0_AC);
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 |= le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_RETRY);
qdesc->info0 |= le32_encode_bits(ba_window_size - 1,
HAL_RX_REO_QUEUE_INFO0_BA_WINDOW_SIZE);
switch (type) {
case HAL_PN_TYPE_NONE:
case HAL_PN_TYPE_WAPI_EVEN:
case HAL_PN_TYPE_WAPI_UNEVEN:
break;
case HAL_PN_TYPE_WPA:
qdesc->info0 |=
le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_PN_CHECK) |
le32_encode_bits(HAL_RX_REO_QUEUE_PN_SIZE_48,
HAL_RX_REO_QUEUE_INFO0_PN_SIZE);
break;
}
/* TODO: Set Ignore ampdu flags based on BA window size and/or
* AMPDU capabilities
*/
qdesc->info0 |= le32_encode_bits(1, HAL_RX_REO_QUEUE_INFO0_IGNORE_AMPDU_FLG);
qdesc->info1 |= le32_encode_bits(0, HAL_RX_REO_QUEUE_INFO1_SVLD);
if (start_seq <= 0xfff)
qdesc->info1 = le32_encode_bits(start_seq,
HAL_RX_REO_QUEUE_INFO1_SSN);
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 received. 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));
ath12k_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++;
ath12k_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++;
ath12k_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 ath12k_hal_reo_init_cmd_ring(struct ath12k_base *ab,
struct hal_srng *srng)
{
struct hal_srng_params params;
struct hal_tlv_64_hdr *tlv;
struct hal_reo_get_queue_stats *desc;
int i, cmd_num = 1;
int entry_size;
u8 *entry;
memset(&params, 0, sizeof(params));
entry_size = ath12k_hal_srng_get_entrysize(ab, HAL_REO_CMD);
ath12k_hal_srng_get_params(ab, srng, &params);
entry = (u8 *)params.ring_base_vaddr;
for (i = 0; i < params.num_entries; i++) {
tlv = (struct hal_tlv_64_hdr *)entry;
desc = (struct hal_reo_get_queue_stats *)tlv->value;
desc->cmd.info0 = le32_encode_bits(cmd_num++,
HAL_REO_CMD_HDR_INFO0_CMD_NUMBER);
entry += entry_size;
}
}
void ath12k_hal_reo_hw_setup(struct ath12k_base *ab, u32 ring_hash_map)
{
u32 reo_base = HAL_SEQ_WCSS_UMAC_REO_REG;
u32 val;
val = ath12k_hif_read32(ab, reo_base + HAL_REO1_GEN_ENABLE);
val |= u32_encode_bits(1, HAL_REO1_GEN_ENABLE_AGING_LIST_ENABLE) |
u32_encode_bits(1, HAL_REO1_GEN_ENABLE_AGING_FLUSH_ENABLE);
ath12k_hif_write32(ab, reo_base + HAL_REO1_GEN_ENABLE, val);
val = ath12k_hif_read32(ab, reo_base + HAL_REO1_MISC_CTRL_ADDR(ab));
val &= ~(HAL_REO1_MISC_CTL_FRAG_DST_RING |
HAL_REO1_MISC_CTL_BAR_DST_RING);
val |= u32_encode_bits(HAL_SRNG_RING_ID_REO2SW0,
HAL_REO1_MISC_CTL_FRAG_DST_RING);
val |= u32_encode_bits(HAL_SRNG_RING_ID_REO2SW0,
HAL_REO1_MISC_CTL_BAR_DST_RING);
ath12k_hif_write32(ab, reo_base + HAL_REO1_MISC_CTRL_ADDR(ab), val);
ath12k_hif_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_0(ab),
HAL_DEFAULT_BE_BK_VI_REO_TIMEOUT_USEC);
ath12k_hif_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_1(ab),
HAL_DEFAULT_BE_BK_VI_REO_TIMEOUT_USEC);
ath12k_hif_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_2(ab),
HAL_DEFAULT_BE_BK_VI_REO_TIMEOUT_USEC);
ath12k_hif_write32(ab, reo_base + HAL_REO1_AGING_THRESH_IX_3(ab),
HAL_DEFAULT_VO_REO_TIMEOUT_USEC);
ath12k_hif_write32(ab, reo_base + HAL_REO1_DEST_RING_CTRL_IX_2,
ring_hash_map);
ath12k_hif_write32(ab, reo_base + HAL_REO1_DEST_RING_CTRL_IX_3,
ring_hash_map);
}
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