| /* |
| * Copyright (c) 2016-2017 The Linux Foundation. All rights reserved. |
| * |
| * 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. |
| */ |
| |
| #ifndef _DP_RX_H |
| #define _DP_RX_H |
| |
| #include "hal_rx.h" |
| #include "dp_tx.h" |
| #include "dp_peer.h" |
| |
| #ifdef RXDMA_OPTIMIZATION |
| #define RX_BUFFER_ALIGNMENT 128 |
| #else /* RXDMA_OPTIMIZATION */ |
| #define RX_BUFFER_ALIGNMENT 4 |
| #endif /* RXDMA_OPTIMIZATION */ |
| |
| #define RX_BUFFER_SIZE 2048 |
| #define RX_BUFFER_RESERVATION 0 |
| |
| #define DP_PEER_METADATA_PEER_ID_MASK 0x0000ffff |
| #define DP_PEER_METADATA_PEER_ID_SHIFT 0 |
| #define DP_PEER_METADATA_VDEV_ID_MASK 0x00070000 |
| #define DP_PEER_METADATA_VDEV_ID_SHIFT 16 |
| |
| #define DP_PEER_METADATA_PEER_ID_GET(_peer_metadata) \ |
| (((_peer_metadata) & DP_PEER_METADATA_PEER_ID_MASK) \ |
| >> DP_PEER_METADATA_PEER_ID_SHIFT) |
| |
| #define DP_PEER_METADATA_ID_GET(_peer_metadata) \ |
| (((_peer_metadata) & DP_PEER_METADATA_VDEV_ID_MASK) \ |
| >> DP_PEER_METADATA_VDEV_ID_SHIFT) |
| |
| #define DP_RX_DESC_MAGIC 0xdec0de |
| |
| /** |
| * struct dp_rx_desc |
| * |
| * @nbuf : VA of the "skb" posted |
| * @rx_buf_start : VA of the original Rx buffer, before |
| * movement of any skb->data pointer |
| * @cookie : index into the sw array which holds |
| * the sw Rx descriptors |
| * Cookie space is 21 bits: |
| * lower 18 bits -- index |
| * upper 3 bits -- pool_id |
| * @pool_id : pool Id for which this allocated. |
| * Can only be used if there is no flow |
| * steering |
| */ |
| struct dp_rx_desc { |
| qdf_nbuf_t nbuf; |
| uint8_t *rx_buf_start; |
| uint32_t cookie; |
| uint8_t pool_id; |
| #ifdef RX_DESC_DEBUG_CHECK |
| uint32_t magic; |
| #endif |
| uint8_t in_use:1; |
| }; |
| |
| #define RX_DESC_COOKIE_INDEX_SHIFT 0 |
| #define RX_DESC_COOKIE_INDEX_MASK 0x3ffff /* 18 bits */ |
| #define RX_DESC_COOKIE_POOL_ID_SHIFT 18 |
| #define RX_DESC_COOKIE_POOL_ID_MASK 0x1c0000 |
| |
| #define DP_RX_DESC_COOKIE_POOL_ID_GET(_cookie) \ |
| (((_cookie) & RX_DESC_COOKIE_POOL_ID_MASK) >> \ |
| RX_DESC_COOKIE_POOL_ID_SHIFT) |
| |
| #define DP_RX_DESC_COOKIE_INDEX_GET(_cookie) \ |
| (((_cookie) & RX_DESC_COOKIE_INDEX_MASK) >> \ |
| RX_DESC_COOKIE_INDEX_SHIFT) |
| |
| /* |
| *dp_rx_xor_block() - xor block of data |
| *@b: destination data block |
| *@a: source data block |
| *@len: length of the data to process |
| * |
| *Returns: None |
| */ |
| static inline void dp_rx_xor_block(uint8_t *b, const uint8_t *a, qdf_size_t len) |
| { |
| qdf_size_t i; |
| |
| for (i = 0; i < len; i++) |
| b[i] ^= a[i]; |
| } |
| |
| /* |
| *dp_rx_rotl() - rotate the bits left |
| *@val: unsigned integer input value |
| *@bits: number of bits |
| * |
| *Returns: Integer with left rotated by number of 'bits' |
| */ |
| static inline uint32_t dp_rx_rotl(uint32_t val, int bits) |
| { |
| return (val << bits) | (val >> (32 - bits)); |
| } |
| |
| /* |
| *dp_rx_rotr() - rotate the bits right |
| *@val: unsigned integer input value |
| *@bits: number of bits |
| * |
| *Returns: Integer with right rotated by number of 'bits' |
| */ |
| static inline uint32_t dp_rx_rotr(uint32_t val, int bits) |
| { |
| return (val >> bits) | (val << (32 - bits)); |
| } |
| |
| /* |
| *dp_rx_xswap() - swap the bits left |
| *@val: unsigned integer input value |
| * |
| *Returns: Integer with bits swapped |
| */ |
| static inline uint32_t dp_rx_xswap(uint32_t val) |
| { |
| return ((val & 0x00ff00ff) << 8) | ((val & 0xff00ff00) >> 8); |
| } |
| |
| /* |
| *dp_rx_get_le32_split() - get little endian 32 bits split |
| *@b0: byte 0 |
| *@b1: byte 1 |
| *@b2: byte 2 |
| *@b3: byte 3 |
| * |
| *Returns: Integer with split little endian 32 bits |
| */ |
| static inline uint32_t dp_rx_get_le32_split(uint8_t b0, uint8_t b1, uint8_t b2, |
| uint8_t b3) |
| { |
| return b0 | (b1 << 8) | (b2 << 16) | (b3 << 24); |
| } |
| |
| /* |
| *dp_rx_get_le32() - get little endian 32 bits |
| *@b0: byte 0 |
| *@b1: byte 1 |
| *@b2: byte 2 |
| *@b3: byte 3 |
| * |
| *Returns: Integer with little endian 32 bits |
| */ |
| static inline uint32_t dp_rx_get_le32(const uint8_t *p) |
| { |
| return dp_rx_get_le32_split(p[0], p[1], p[2], p[3]); |
| } |
| |
| /* |
| * dp_rx_put_le32() - put little endian 32 bits |
| * @p: destination char array |
| * @v: source 32-bit integer |
| * |
| * Returns: None |
| */ |
| static inline void dp_rx_put_le32(uint8_t *p, uint32_t v) |
| { |
| p[0] = (v) & 0xff; |
| p[1] = (v >> 8) & 0xff; |
| p[2] = (v >> 16) & 0xff; |
| p[3] = (v >> 24) & 0xff; |
| } |
| |
| /* Extract michal mic block of data */ |
| #define dp_rx_michael_block(l, r) \ |
| do { \ |
| r ^= dp_rx_rotl(l, 17); \ |
| l += r; \ |
| r ^= dp_rx_xswap(l); \ |
| l += r; \ |
| r ^= dp_rx_rotl(l, 3); \ |
| l += r; \ |
| r ^= dp_rx_rotr(l, 2); \ |
| l += r; \ |
| } while (0) |
| |
| /** |
| * struct dp_rx_desc_list_elem_t |
| * |
| * @next : Next pointer to form free list |
| * @rx_desc : DP Rx descriptor |
| */ |
| union dp_rx_desc_list_elem_t { |
| union dp_rx_desc_list_elem_t *next; |
| struct dp_rx_desc rx_desc; |
| }; |
| |
| /** |
| * dp_rx_cookie_2_va_rxdma_buf() - Converts cookie to a virtual address of |
| * the Rx descriptor on Rx DMA source ring buffer |
| * @soc: core txrx main context |
| * @cookie: cookie used to lookup virtual address |
| * |
| * Return: void *: Virtual Address of the Rx descriptor |
| */ |
| static inline |
| void *dp_rx_cookie_2_va_rxdma_buf(struct dp_soc *soc, uint32_t cookie) |
| { |
| uint8_t pool_id = DP_RX_DESC_COOKIE_POOL_ID_GET(cookie); |
| uint16_t index = DP_RX_DESC_COOKIE_INDEX_GET(cookie); |
| /* TODO */ |
| /* Add sanity for pool_id & index */ |
| return &(soc->rx_desc_buf[pool_id].array[index].rx_desc); |
| } |
| |
| /** |
| * dp_rx_cookie_2_va_mon_buf() - Converts cookie to a virtual address of |
| * the Rx descriptor on monitor ring buffer |
| * @soc: core txrx main context |
| * @cookie: cookie used to lookup virtual address |
| * |
| * Return: void *: Virtual Address of the Rx descriptor |
| */ |
| static inline |
| void *dp_rx_cookie_2_va_mon_buf(struct dp_soc *soc, uint32_t cookie) |
| { |
| uint8_t pool_id = DP_RX_DESC_COOKIE_POOL_ID_GET(cookie); |
| uint16_t index = DP_RX_DESC_COOKIE_INDEX_GET(cookie); |
| /* TODO */ |
| /* Add sanity for pool_id & index */ |
| return &(soc->rx_desc_mon[pool_id].array[index].rx_desc); |
| } |
| |
| /** |
| * dp_rx_cookie_2_va_mon_status() - Converts cookie to a virtual address of |
| * the Rx descriptor on monitor status ring buffer |
| * @soc: core txrx main context |
| * @cookie: cookie used to lookup virtual address |
| * |
| * Return: void *: Virtual Address of the Rx descriptor |
| */ |
| static inline |
| void *dp_rx_cookie_2_va_mon_status(struct dp_soc *soc, uint32_t cookie) |
| { |
| uint8_t pool_id = DP_RX_DESC_COOKIE_POOL_ID_GET(cookie); |
| uint16_t index = DP_RX_DESC_COOKIE_INDEX_GET(cookie); |
| /* TODO */ |
| /* Add sanity for pool_id & index */ |
| return &(soc->rx_desc_status[pool_id].array[index].rx_desc); |
| } |
| |
| void dp_rx_add_desc_list_to_free_list(struct dp_soc *soc, |
| union dp_rx_desc_list_elem_t **local_desc_list, |
| union dp_rx_desc_list_elem_t **tail, |
| uint16_t pool_id, |
| struct rx_desc_pool *rx_desc_pool); |
| |
| uint16_t dp_rx_get_free_desc_list(struct dp_soc *soc, uint32_t pool_id, |
| struct rx_desc_pool *rx_desc_pool, |
| uint16_t num_descs, |
| union dp_rx_desc_list_elem_t **desc_list, |
| union dp_rx_desc_list_elem_t **tail); |
| |
| |
| QDF_STATUS dp_rx_pdev_attach(struct dp_pdev *pdev); |
| |
| void dp_rx_pdev_detach(struct dp_pdev *pdev); |
| |
| |
| uint32_t |
| dp_rx_process(struct dp_intr *int_ctx, void *hal_ring, uint32_t quota); |
| |
| uint32_t dp_rx_err_process(struct dp_soc *soc, void *hal_ring, uint32_t quota); |
| |
| uint32_t |
| dp_rx_wbm_err_process(struct dp_soc *soc, void *hal_ring, uint32_t quota); |
| |
| void |
| dp_rx_sg_create(qdf_nbuf_t nbuf, |
| uint8_t *rx_tlv_hdr, |
| uint16_t *mpdu_len, |
| bool *is_first_frag, |
| uint16_t *frag_list_len, |
| qdf_nbuf_t *head_frag_nbuf, |
| qdf_nbuf_t *frag_list_head, |
| qdf_nbuf_t *frag_list_tail); |
| |
| QDF_STATUS dp_rx_desc_pool_alloc(struct dp_soc *soc, |
| uint32_t pool_id, |
| uint32_t pool_size, |
| struct rx_desc_pool *rx_desc_pool); |
| |
| void dp_rx_desc_pool_free(struct dp_soc *soc, |
| uint32_t pool_id, |
| struct rx_desc_pool *rx_desc_pool); |
| |
| void dp_rx_deliver_raw(struct dp_vdev *vdev, qdf_nbuf_t nbuf_list, |
| struct dp_peer *peer); |
| |
| /** |
| * dp_rx_add_to_free_desc_list() - Adds to a local free descriptor list |
| * |
| * @head: pointer to the head of local free list |
| * @tail: pointer to the tail of local free list |
| * @new: new descriptor that is added to the free list |
| * |
| * Return: void: |
| */ |
| static inline |
| void dp_rx_add_to_free_desc_list(union dp_rx_desc_list_elem_t **head, |
| union dp_rx_desc_list_elem_t **tail, |
| struct dp_rx_desc *new) |
| { |
| qdf_assert(head && new); |
| |
| new->nbuf = NULL; |
| new->in_use = 0; |
| |
| ((union dp_rx_desc_list_elem_t *)new)->next = *head; |
| *head = (union dp_rx_desc_list_elem_t *)new; |
| if (*tail == NULL) |
| *tail = *head; |
| |
| } |
| |
| /** |
| * dp_rx_wds_srcport_learn() - Add or update the STA PEER which |
| * is behind the WDS repeater. |
| * |
| * @soc: core txrx main context |
| * @rx_tlv_hdr: base address of RX TLV header |
| * @ta_peer: WDS repeater peer |
| * @nbuf: rx pkt |
| * |
| * Return: void: |
| */ |
| #ifdef FEATURE_WDS |
| static inline void |
| dp_rx_wds_srcport_learn(struct dp_soc *soc, |
| uint8_t *rx_tlv_hdr, |
| struct dp_peer *ta_peer, |
| qdf_nbuf_t nbuf) |
| { |
| uint16_t sa_sw_peer_id = hal_rx_msdu_end_sa_sw_peer_id_get(rx_tlv_hdr); |
| uint32_t flags = IEEE80211_NODE_F_WDS_HM; |
| uint32_t ret = 0; |
| uint8_t wds_src_mac[IEEE80211_ADDR_LEN]; |
| |
| /* Do wds source port learning only if it is a 4-address mpdu */ |
| if (!(qdf_nbuf_is_rx_chfrag_start(nbuf) && |
| hal_rx_get_mpdu_mac_ad4_valid(rx_tlv_hdr))) |
| return; |
| |
| memcpy(wds_src_mac, (qdf_nbuf_data(nbuf) + IEEE80211_ADDR_LEN), |
| IEEE80211_ADDR_LEN); |
| |
| if (qdf_unlikely(!hal_rx_msdu_end_sa_is_valid_get(rx_tlv_hdr))) { |
| if (!dp_peer_add_ast(soc, ta_peer, wds_src_mac, 0)) { |
| ret = soc->cdp_soc.ol_ops->peer_add_wds_entry( |
| ta_peer->vdev->pdev->osif_pdev, |
| wds_src_mac, |
| ta_peer->mac_addr.raw, |
| flags); |
| } |
| } else { |
| /* |
| * Get the AST entry from HW SA index and mark it as active |
| */ |
| struct dp_ast_entry *ast; |
| uint16_t sa_idx = hal_rx_msdu_end_sa_idx_get(rx_tlv_hdr); |
| ast = soc->ast_table[sa_idx]; |
| |
| /* |
| * Ensure we are updating the right AST entry by |
| * validating ast_idx. |
| * There is a possibility we might arrive here without |
| * AST MAP event , so this check is mandatory |
| */ |
| if (ast && (ast->ast_idx == sa_idx)) { |
| ast->is_active = TRUE; |
| } |
| |
| if (sa_sw_peer_id != ta_peer->peer_ids[0]) { |
| ret = soc->cdp_soc.ol_ops->peer_update_wds_entry( |
| ta_peer->vdev->pdev->osif_pdev, |
| wds_src_mac, |
| ta_peer->mac_addr.raw, |
| flags); |
| } |
| } |
| return; |
| } |
| #else |
| static inline void |
| dp_rx_wds_srcport_learn(struct dp_soc *soc, |
| uint8_t *rx_tlv_hdr, |
| struct dp_peer *ta_peer, |
| qdf_nbuf_t nbuf) |
| { |
| } |
| #endif |
| |
| uint8_t dp_rx_process_invalid_peer(struct dp_soc *soc, qdf_nbuf_t nbuf); |
| |
| #define DP_RX_LIST_APPEND(head, tail, elem) \ |
| do { \ |
| if (!(head)) { \ |
| (head) = (elem); \ |
| } else { \ |
| qdf_nbuf_set_next((tail), (elem)); \ |
| } \ |
| (tail) = (elem); \ |
| qdf_nbuf_set_next((tail), NULL); \ |
| } while (0) |
| |
| #ifndef BUILD_X86 |
| static inline int check_x86_paddr(struct dp_soc *dp_soc, qdf_nbuf_t *rx_netbuf, |
| qdf_dma_addr_t *paddr, struct dp_pdev *pdev) |
| { |
| return QDF_STATUS_SUCCESS; |
| } |
| #else |
| #define MAX_RETRY 100 |
| static inline int check_x86_paddr(struct dp_soc *dp_soc, qdf_nbuf_t *rx_netbuf, |
| qdf_dma_addr_t *paddr, struct dp_pdev *pdev) |
| { |
| uint32_t nbuf_retry = 0; |
| int32_t ret; |
| const uint32_t x86_phy_addr = 0x50000000; |
| /* |
| * in M2M emulation platforms (x86) the memory below 0x50000000 |
| * is reserved for target use, so any memory allocated in this |
| * region should not be used by host |
| */ |
| do { |
| if (qdf_likely(*paddr > x86_phy_addr)) |
| return QDF_STATUS_SUCCESS; |
| else { |
| QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_INFO, |
| "phy addr %pK exceded 0x50000000 trying again\n", |
| paddr); |
| |
| nbuf_retry++; |
| if ((*rx_netbuf)) { |
| qdf_nbuf_unmap_single(dp_soc->osdev, *rx_netbuf, |
| QDF_DMA_BIDIRECTIONAL); |
| /* Not freeing buffer intentionally. |
| * Observed that same buffer is getting |
| * re-allocated resulting in longer load time |
| * WMI init timeout. |
| * This buffer is anyway not useful so skip it. |
| **/ |
| } |
| |
| *rx_netbuf = qdf_nbuf_alloc(dp_soc->osdev, |
| RX_BUFFER_SIZE, |
| RX_BUFFER_RESERVATION, |
| RX_BUFFER_ALIGNMENT, |
| FALSE); |
| |
| if (qdf_unlikely(!(*rx_netbuf))) |
| return QDF_STATUS_E_FAILURE; |
| |
| ret = qdf_nbuf_map_single(dp_soc->osdev, *rx_netbuf, |
| QDF_DMA_BIDIRECTIONAL); |
| |
| if (qdf_unlikely(ret == QDF_STATUS_E_FAILURE)) { |
| qdf_nbuf_free(*rx_netbuf); |
| *rx_netbuf = NULL; |
| continue; |
| } |
| |
| *paddr = qdf_nbuf_get_frag_paddr(*rx_netbuf, 0); |
| } |
| } while (nbuf_retry < MAX_RETRY); |
| |
| if ((*rx_netbuf)) { |
| qdf_nbuf_unmap_single(dp_soc->osdev, *rx_netbuf, |
| QDF_DMA_BIDIRECTIONAL); |
| qdf_nbuf_free(*rx_netbuf); |
| } |
| |
| return QDF_STATUS_E_FAILURE; |
| } |
| #endif |
| |
| /** |
| * dp_rx_cookie_2_link_desc_va() - Converts cookie to a virtual address of |
| * the MSDU Link Descriptor |
| * @soc: core txrx main context |
| * @buf_info: buf_info include cookie that used to lookup virtual address of |
| * link descriptor Normally this is just an index into a per SOC array. |
| * |
| * This is the VA of the link descriptor, that HAL layer later uses to |
| * retrieve the list of MSDU's for a given MPDU. |
| * |
| * Return: void *: Virtual Address of the Rx descriptor |
| */ |
| static inline |
| void *dp_rx_cookie_2_link_desc_va(struct dp_soc *soc, |
| struct hal_buf_info *buf_info) |
| { |
| void *link_desc_va; |
| uint32_t bank_id = LINK_DESC_COOKIE_BANK_ID(buf_info->sw_cookie); |
| |
| |
| /* TODO */ |
| /* Add sanity for cookie */ |
| |
| link_desc_va = soc->link_desc_banks[bank_id].base_vaddr + |
| (buf_info->paddr - |
| soc->link_desc_banks[bank_id].base_paddr); |
| |
| return link_desc_va; |
| } |
| |
| /** |
| * dp_rx_cookie_2_mon_link_desc_va() - Converts cookie to a virtual address of |
| * the MSDU Link Descriptor |
| * @pdev: core txrx pdev context |
| * @buf_info: buf_info includes cookie that used to lookup virtual address of |
| * link descriptor. Normally this is just an index into a per pdev array. |
| * |
| * This is the VA of the link descriptor in monitor mode destination ring, |
| * that HAL layer later uses to retrieve the list of MSDU's for a given MPDU. |
| * |
| * Return: void *: Virtual Address of the Rx descriptor |
| */ |
| static inline |
| void *dp_rx_cookie_2_mon_link_desc_va(struct dp_pdev *pdev, |
| struct hal_buf_info *buf_info) |
| { |
| void *link_desc_va; |
| |
| /* TODO */ |
| /* Add sanity for cookie */ |
| |
| link_desc_va = pdev->link_desc_banks[buf_info->sw_cookie].base_vaddr + |
| (buf_info->paddr - |
| pdev->link_desc_banks[buf_info->sw_cookie].base_paddr); |
| return link_desc_va; |
| } |
| |
| /** |
| * dp_rx_defrag_concat() - Concatenate the fragments |
| * |
| * @dst: destination pointer to the buffer |
| * @src: source pointer from where the fragment payload is to be copied |
| * |
| * Return: QDF_STATUS |
| */ |
| static inline QDF_STATUS dp_rx_defrag_concat(qdf_nbuf_t dst, qdf_nbuf_t src) |
| { |
| /* |
| * Inside qdf_nbuf_cat, if it is necessary to reallocate dst |
| * to provide space for src, the headroom portion is copied from |
| * the original dst buffer to the larger new dst buffer. |
| * (This is needed, because the headroom of the dst buffer |
| * contains the rx desc.) |
| */ |
| if (qdf_nbuf_cat(dst, src)) |
| return QDF_STATUS_E_DEFRAG_ERROR; |
| |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| /* |
| * dp_rx_ast_set_active() - set the active flag of the astentry |
| * corresponding to a hw index. |
| * @soc: core txrx main context |
| * @sa_idx: hw idx |
| * @is_active: active flag |
| * |
| */ |
| #ifdef FEATURE_WDS |
| static inline QDF_STATUS dp_rx_ast_set_active(struct dp_soc *soc, uint16_t sa_idx, bool is_active) |
| { |
| struct dp_ast_entry *ast; |
| qdf_spin_lock_bh(&soc->ast_lock); |
| ast = soc->ast_table[sa_idx]; |
| |
| /* |
| * Ensure we are updating the right AST entry by |
| * validating ast_idx. |
| * There is a possibility we might arrive here without |
| * AST MAP event , so this check is mandatory |
| */ |
| if (ast && (ast->ast_idx == sa_idx)) { |
| ast->is_active = is_active; |
| qdf_spin_unlock_bh(&soc->ast_lock); |
| return QDF_STATUS_SUCCESS; |
| } |
| |
| qdf_spin_unlock_bh(&soc->ast_lock); |
| return QDF_STATUS_E_FAILURE; |
| } |
| #else |
| static inline QDF_STATUS dp_rx_ast_set_active(struct dp_soc *soc, uint16_t sa_idx, bool is_active) |
| { |
| return QDF_STATUS_SUCCESS; |
| } |
| #endif |
| |
| /* |
| * dp_rx_buffers_replenish() - replenish rxdma ring with rx nbufs |
| * called during dp rx initialization |
| * and at the end of dp_rx_process. |
| * |
| * @soc: core txrx main context |
| * @mac_id: mac_id which is one of 3 mac_ids |
| * @dp_rxdma_srng: dp rxdma circular ring |
| * @rx_desc_pool: Poiter to free Rx descriptor pool |
| * @num_req_buffers: number of buffer to be replenished |
| * @desc_list: list of descs if called from dp_rx_process |
| * or NULL during dp rx initialization or out of buffer |
| * interrupt. |
| * @tail: tail of descs list |
| * @owner: who owns the nbuf (host, NSS etc...) |
| * Return: return success or failure |
| */ |
| QDF_STATUS dp_rx_buffers_replenish(struct dp_soc *dp_soc, uint32_t mac_id, |
| struct dp_srng *dp_rxdma_srng, |
| struct rx_desc_pool *rx_desc_pool, |
| uint32_t num_req_buffers, |
| union dp_rx_desc_list_elem_t **desc_list, |
| union dp_rx_desc_list_elem_t **tail, |
| uint8_t owner); |
| |
| /** |
| * dp_rx_link_desc_return() - Return a MPDU link descriptor to HW |
| * (WBM), following error handling |
| * |
| * @soc: core DP main context |
| * @buf_addr_info: opaque pointer to the REO error ring descriptor |
| * @buf_addr_info: void pointer to the buffer_addr_info |
| * @bm_action: put to idle_list or release to msdu_list |
| * Return: QDF_STATUS |
| */ |
| QDF_STATUS |
| dp_rx_link_desc_buf_return(struct dp_soc *soc, struct dp_srng *dp_rxdma_srng, |
| void *buf_addr_info, uint8_t bm_action); |
| |
| uint32_t |
| dp_rxdma_err_process(struct dp_soc *soc, uint32_t mac_id, |
| uint32_t quota); |
| |
| void dp_rx_fill_mesh_stats(struct dp_vdev *vdev, qdf_nbuf_t nbuf, |
| uint8_t *rx_tlv_hdr, struct dp_peer *peer); |
| QDF_STATUS dp_rx_filter_mesh_packets(struct dp_vdev *vdev, qdf_nbuf_t nbuf, |
| uint8_t *rx_tlv_hdr); |
| |
| #endif /* _DP_RX_H */ |