// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
* Copyright (c) 2018-2019 The Linux Foundation. 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 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