| /* SPDX-License-Identifier: ISC */ |
| /* |
| * Copyright (c) 2012-2016,2018-2019, The Linux Foundation. All rights reserved. |
| */ |
| |
| #ifndef WIL6210_TXRX_EDMA_H |
| #define WIL6210_TXRX_EDMA_H |
| |
| #include "wil6210.h" |
| |
| /* limit status ring size in range [ring size..max ring size] */ |
| #define WIL_SRING_SIZE_ORDER_MIN (WIL_RING_SIZE_ORDER_MIN) |
| #define WIL_SRING_SIZE_ORDER_MAX (WIL_RING_SIZE_ORDER_MAX) |
| /* RX sring order should be bigger than RX ring order */ |
| #define WIL_RX_SRING_SIZE_ORDER_DEFAULT (12) |
| #define WIL_TX_SRING_SIZE_ORDER_DEFAULT (14) |
| #define WIL_RX_BUFF_ARR_SIZE_DEFAULT (2600) |
| |
| #define WIL_DEFAULT_RX_STATUS_RING_ID 0 |
| #define WIL_RX_DESC_RING_ID 0 |
| #define WIL_RX_STATUS_IRQ_IDX 0 |
| #define WIL_TX_STATUS_IRQ_IDX 1 |
| |
| #define WIL_EDMA_AGG_WATERMARK (0xffff) |
| #define WIL_EDMA_AGG_WATERMARK_POS (16) |
| |
| #define WIL_EDMA_IDLE_TIME_LIMIT_USEC (50) |
| #define WIL_EDMA_TIME_UNIT_CLK_CYCLES (330) /* fits 1 usec */ |
| |
| /* Error field */ |
| #define WIL_RX_EDMA_ERROR_MIC (1) |
| #define WIL_RX_EDMA_ERROR_KEY (2) /* Key missing */ |
| #define WIL_RX_EDMA_ERROR_REPLAY (3) |
| #define WIL_RX_EDMA_ERROR_AMSDU (4) |
| #define WIL_RX_EDMA_ERROR_FCS (7) |
| |
| #define WIL_RX_EDMA_ERROR_L3_ERR (BIT(0) | BIT(1)) |
| #define WIL_RX_EDMA_ERROR_L4_ERR (BIT(0) | BIT(1)) |
| |
| #define WIL_RX_EDMA_DLPF_LU_MISS_BIT BIT(11) |
| #define WIL_RX_EDMA_DLPF_LU_MISS_CID_TID_MASK 0x7 |
| #define WIL_RX_EDMA_DLPF_LU_HIT_CID_TID_MASK 0xf |
| |
| #define WIL_RX_EDMA_DLPF_LU_MISS_CID_POS 2 |
| #define WIL_RX_EDMA_DLPF_LU_HIT_CID_POS 4 |
| |
| #define WIL_RX_EDMA_DLPF_LU_MISS_TID_POS 5 |
| |
| #define WIL_RX_EDMA_MID_VALID_BIT BIT(20) |
| |
| #define WIL_EDMA_DESC_TX_MAC_CFG_0_QID_POS 16 |
| #define WIL_EDMA_DESC_TX_MAC_CFG_0_QID_LEN 6 |
| |
| #define WIL_EDMA_DESC_TX_CFG_EOP_POS 0 |
| #define WIL_EDMA_DESC_TX_CFG_EOP_LEN 1 |
| |
| #define WIL_EDMA_DESC_TX_CFG_TSO_DESC_TYPE_POS 3 |
| #define WIL_EDMA_DESC_TX_CFG_TSO_DESC_TYPE_LEN 2 |
| |
| #define WIL_EDMA_DESC_TX_CFG_SEG_EN_POS 5 |
| #define WIL_EDMA_DESC_TX_CFG_SEG_EN_LEN 1 |
| |
| #define WIL_EDMA_DESC_TX_CFG_INSERT_IP_CHKSUM_POS 6 |
| #define WIL_EDMA_DESC_TX_CFG_INSERT_IP_CHKSUM_LEN 1 |
| |
| #define WIL_EDMA_DESC_TX_CFG_INSERT_TCP_CHKSUM_POS 7 |
| #define WIL_EDMA_DESC_TX_CFG_INSERT_TCP_CHKSUM_LEN 1 |
| |
| #define WIL_EDMA_DESC_TX_CFG_L4_TYPE_POS 15 |
| #define WIL_EDMA_DESC_TX_CFG_L4_TYPE_LEN 1 |
| |
| #define WIL_EDMA_DESC_TX_CFG_PSEUDO_HEADER_CALC_EN_POS 5 |
| #define WIL_EDMA_DESC_TX_CFG_PSEUDO_HEADER_CALC_EN_LEN 1 |
| |
| /* Enhanced Rx descriptor - MAC part |
| * [dword 0] : Reserved |
| * [dword 1] : Reserved |
| * [dword 2] : Reserved |
| * [dword 3] |
| * bit 0..15 : Buffer ID |
| * bit 16..31 : Reserved |
| */ |
| struct wil_ring_rx_enhanced_mac { |
| u32 d[3]; |
| __le16 buff_id; |
| u16 reserved; |
| } __packed; |
| |
| /* Enhanced Rx descriptor - DMA part |
| * [dword 0] - Reserved |
| * [dword 1] |
| * bit 0..31 : addr_low:32 The payload buffer address, bits 0-31 |
| * [dword 2] |
| * bit 0..15 : addr_high_low:16 The payload buffer address, bits 32-47 |
| * bit 16..31 : Reserved |
| * [dword 3] |
| * bit 0..15 : addr_high_high:16 The payload buffer address, bits 48-63 |
| * bit 16..31 : length |
| */ |
| struct wil_ring_rx_enhanced_dma { |
| u32 d0; |
| struct wil_ring_dma_addr addr; |
| u16 w5; |
| __le16 addr_high_high; |
| __le16 length; |
| } __packed; |
| |
| struct wil_rx_enhanced_desc { |
| struct wil_ring_rx_enhanced_mac mac; |
| struct wil_ring_rx_enhanced_dma dma; |
| } __packed; |
| |
| /* Enhanced Tx descriptor - DMA part |
| * [dword 0] |
| * Same as legacy |
| * [dword 1] |
| * bit 0..31 : addr_low:32 The payload buffer address, bits 0-31 |
| * [dword 2] |
| * bit 0..15 : addr_high_low:16 The payload buffer address, bits 32-47 |
| * bit 16..23 : ip_length:8 The IP header length for the TX IP checksum |
| * offload feature |
| * bit 24..30 : mac_length:7 |
| * bit 31 : ip_version:1 1 - IPv4, 0 - IPv6 |
| * [dword 3] |
| * bit 0..15 : addr_high_high:16 The payload buffer address, bits 48-63 |
| * bit 16..31 : length |
| */ |
| struct wil_ring_tx_enhanced_dma { |
| u8 l4_hdr_len; |
| u8 cmd; |
| u16 w1; |
| struct wil_ring_dma_addr addr; |
| u8 ip_length; |
| u8 b11; /* 0..6: mac_length; 7:ip_version */ |
| __le16 addr_high_high; |
| __le16 length; |
| } __packed; |
| |
| /* Enhanced Tx descriptor - MAC part |
| * [dword 0] |
| * bit 0.. 9 : lifetime_expiry_value:10 |
| * bit 10 : interrupt_en:1 |
| * bit 11 : status_en:1 |
| * bit 12..13 : txss_override:2 |
| * bit 14 : timestamp_insertion:1 |
| * bit 15 : duration_preserve:1 |
| * bit 16..21 : reserved0:6 |
| * bit 22..26 : mcs_index:5 |
| * bit 27 : mcs_en:1 |
| * bit 28..30 : reserved1:3 |
| * bit 31 : sn_preserved:1 |
| * [dword 1] |
| * bit 0.. 3 : pkt_mode:4 |
| * bit 4 : pkt_mode_en:1 |
| * bit 5..14 : reserved0:10 |
| * bit 15 : ack_policy_en:1 |
| * bit 16..19 : dst_index:4 |
| * bit 20 : dst_index_en:1 |
| * bit 21..22 : ack_policy:2 |
| * bit 23 : lifetime_en:1 |
| * bit 24..30 : max_retry:7 |
| * bit 31 : max_retry_en:1 |
| * [dword 2] |
| * bit 0.. 7 : num_of_descriptors:8 |
| * bit 8..17 : reserved:10 |
| * bit 18..19 : l2_translation_type:2 00 - bypass, 01 - 802.3, 10 - 802.11 |
| * bit 20 : snap_hdr_insertion_en:1 |
| * bit 21 : vlan_removal_en:1 |
| * bit 22..23 : reserved0:2 |
| * bit 24 : Dest ID extension:1 |
| * bit 25..31 : reserved0:7 |
| * [dword 3] |
| * bit 0..15 : tso_mss:16 |
| * bit 16..31 : descriptor_scratchpad:16 - mailbox between driver and ucode |
| */ |
| struct wil_ring_tx_enhanced_mac { |
| u32 d[3]; |
| __le16 tso_mss; |
| u16 scratchpad; |
| } __packed; |
| |
| struct wil_tx_enhanced_desc { |
| struct wil_ring_tx_enhanced_mac mac; |
| struct wil_ring_tx_enhanced_dma dma; |
| } __packed; |
| |
| #define TX_STATUS_DESC_READY_POS 7 |
| |
| /* Enhanced TX status message |
| * [dword 0] |
| * bit 0.. 7 : Number of Descriptor:8 - The number of descriptors that |
| * are used to form the packets. It is needed for WB when |
| * releasing the packet |
| * bit 8..15 : tx_ring_id:8 The transmission ring ID that is related to |
| * the message |
| * bit 16..23 : Status:8 - The TX status Code |
| * 0x0 - A successful transmission |
| * 0x1 - Retry expired |
| * 0x2 - Lifetime Expired |
| * 0x3 - Released |
| * 0x4-0xFF - Reserved |
| * bit 24..30 : Reserved:7 |
| * bit 31 : Descriptor Ready bit:1 - It is initiated to |
| * zero by the driver when the ring is created. It is set by the HW |
| * to one for each completed status message. Each wrap around, |
| * the DR bit value is flipped. |
| * [dword 1] |
| * bit 0..31 : timestamp:32 - Set when MPDU is transmitted. |
| * [dword 2] |
| * bit 0.. 4 : MCS:5 - The transmitted MCS value |
| * bit 5 : Reserved:1 |
| * bit 6.. 7 : CB mode:2 - 0-DMG 1-EDMG 2-Wide |
| * bit 8..12 : QID:5 - The QID that was used for the transmission |
| * bit 13..15 : Reserved:3 |
| * bit 16..20 : Num of MSDUs:5 - Number of MSDUs in the aggregation |
| * bit 21..22 : Reserved:2 |
| * bit 23 : Retry:1 - An indication that the transmission was retried |
| * bit 24..31 : TX-Sector:8 - the antenna sector that was used for |
| * transmission |
| * [dword 3] |
| * bit 0..11 : Sequence number:12 - The Sequence Number that was used |
| * for the MPDU transmission |
| * bit 12..31 : Reserved:20 |
| */ |
| struct wil_ring_tx_status { |
| u8 num_descriptors; |
| u8 ring_id; |
| u8 status; |
| u8 desc_ready; /* Only the last bit should be set */ |
| u32 timestamp; |
| u32 d2; |
| u16 seq_number; /* Only the first 12 bits */ |
| u16 w7; |
| } __packed; |
| |
| /* Enhanced Rx status message - compressed part |
| * [dword 0] |
| * bit 0.. 2 : L2 Rx Status:3 - The L2 packet reception Status |
| * 0-Success, 1-MIC Error, 2-Key Error, 3-Replay Error, |
| * 4-A-MSDU Error, 5-Reserved, 6-Reserved, 7-FCS Error |
| * bit 3.. 4 : L3 Rx Status:2 - Bit0 - L3I - L3 identified and checksum |
| * calculated, Bit1- L3Err - IPv4 Checksum Error |
| * bit 5.. 6 : L4 Rx Status:2 - Bit0 - L4I - L4 identified and checksum |
| * calculated, Bit1- L4Err - TCP/UDP Checksum Error |
| * bit 7 : Reserved:1 |
| * bit 8..19 : Flow ID:12 - MSDU flow ID |
| * bit 20 : MID_V:1 - The MAC ID field is valid |
| * bit 21..22 : MID:2 - The MAC ID |
| * bit 23 : L3T:1 - IP types: 0-IPv6, 1-IPv4 |
| * bit 24 : L4T:1 - Layer 4 Type: 0-UDP, 1-TCP |
| * bit 25 : BC:1 - The received MPDU is broadcast |
| * bit 26 : MC:1 - The received MPDU is multicast |
| * bit 27 : Raw:1 - The MPDU received with no translation |
| * bit 28 : Sec:1 - The FC control (b14) - Frame Protected |
| * bit 29 : Error:1 - An error is set when (L2 status != 0) || |
| * (L3 status == 3) || (L4 status == 3) |
| * bit 30 : EOP:1 - End of MSDU signaling. It is set to mark the end |
| * of the transfer, otherwise the status indicates buffer |
| * only completion. |
| * bit 31 : Descriptor Ready bit:1 - It is initiated to |
| * zero by the driver when the ring is created. It is set |
| * by the HW to one for each completed status message. |
| * Each wrap around, the DR bit value is flipped. |
| * [dword 1] |
| * bit 0.. 5 : MAC Len:6 - The number of bytes that are used for L2 header |
| * bit 6..11 : IPLEN:6 - The number of DW that are used for L3 header |
| * bit 12..15 : I4Len:4 - The number of DW that are used for L4 header |
| * bit 16..21 : MCS:6 - The received MCS field from the PLCP Header |
| * bit 22..23 : CB mode:2 - The CB Mode: 0-DMG, 1-EDMG, 2-Wide |
| * bit 24..27 : Data Offset:4 - The data offset, a code that describe the |
| * payload shift from the beginning of the buffer: |
| * 0 - 0 Bytes, 3 - 2 Bytes |
| * bit 28 : A-MSDU Present:1 - The QoS (b7) A-MSDU present field |
| * bit 29 : A-MSDU Type:1 The QoS (b8) A-MSDU Type field |
| * bit 30 : A-MPDU:1 - Packet is part of aggregated MPDU |
| * bit 31 : Key ID:1 - The extracted Key ID from the encryption header |
| * [dword 2] |
| * bit 0..15 : Buffer ID:16 - The Buffer Identifier |
| * bit 16..31 : Length:16 - It indicates the valid bytes that are stored |
| * in the current descriptor buffer. For multiple buffer |
| * descriptor, SW need to sum the total descriptor length |
| * in all buffers to produce the packet length |
| * [dword 3] |
| * bit 0..31 : timestamp:32 - The MPDU Timestamp. |
| */ |
| struct wil_rx_status_compressed { |
| u32 d0; |
| u32 d1; |
| __le16 buff_id; |
| __le16 length; |
| u32 timestamp; |
| } __packed; |
| |
| /* Enhanced Rx status message - extension part |
| * [dword 0] |
| * bit 0.. 4 : QID:5 - The Queue Identifier that the packet is received |
| * from |
| * bit 5.. 7 : Reserved:3 |
| * bit 8..11 : TID:4 - The QoS (b3-0) TID Field |
| * bit 12..15 Source index:4 - The Source index that was found |
| during Parsing the TA. This field is used to define the |
| source of the packet |
| * bit 16..18 : Destination index:3 - The Destination index that |
| was found during Parsing the RA. |
| * bit 19..20 : DS Type:2 - The FC Control (b9-8) - From / To DS |
| * bit 21..22 : MIC ICR:2 - this signal tells the DMA to assert an |
| interrupt after it writes the packet |
| * bit 23 : ESOP:1 - The QoS (b4) ESOP field |
| * bit 24 : RDG:1 |
| * bit 25..31 : Reserved:7 |
| * [dword 1] |
| * bit 0.. 1 : Frame Type:2 - The FC Control (b3-2) - MPDU Type |
| (management, data, control and extension) |
| * bit 2.. 5 : Syb type:4 - The FC Control (b7-4) - Frame Subtype |
| * bit 6..11 : Ext sub type:6 - The FC Control (b11-8) - Frame Extended |
| * Subtype |
| * bit 12..13 : ACK Policy:2 - The QoS (b6-5) ACK Policy fields |
| * bit 14 : DECRYPT_BYP:1 - The MPDU is bypass by the decryption unit |
| * bit 15..23 : Reserved:9 |
| * bit 24..31 : RSSI/SNR:8 - The RSSI / SNR measurement for the received |
| * MPDU |
| * [dword 2] |
| * bit 0..11 : SN:12 - The received Sequence number field |
| * bit 12..15 : Reserved:4 |
| * bit 16..31 : PN bits [15:0]:16 |
| * [dword 3] |
| * bit 0..31 : PN bits [47:16]:32 |
| */ |
| struct wil_rx_status_extension { |
| u32 d0; |
| u32 d1; |
| __le16 seq_num; /* only lower 12 bits */ |
| u16 pn_15_0; |
| u32 pn_47_16; |
| } __packed; |
| |
| struct wil_rx_status_extended { |
| struct wil_rx_status_compressed comp; |
| struct wil_rx_status_extension ext; |
| } __packed; |
| |
| static inline void *wil_skb_rxstatus(struct sk_buff *skb) |
| { |
| return (void *)skb->cb; |
| } |
| |
| static inline __le16 wil_rx_status_get_length(void *msg) |
| { |
| return ((struct wil_rx_status_compressed *)msg)->length; |
| } |
| |
| static inline u8 wil_rx_status_get_mcs(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d1, |
| 16, 21); |
| } |
| |
| static inline u8 wil_rx_status_get_cb_mode(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d1, |
| 22, 23); |
| } |
| |
| static inline u16 wil_rx_status_get_flow_id(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 8, 19); |
| } |
| |
| static inline u8 wil_rx_status_get_mcast(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 26, 26); |
| } |
| |
| /** |
| * In case of DLPF miss the parsing of flow Id should be as follows: |
| * dest_id:2 |
| * src_id :3 - cid |
| * tid:3 |
| * Otherwise: |
| * tid:4 |
| * cid:4 |
| */ |
| |
| static inline u8 wil_rx_status_get_cid(void *msg) |
| { |
| u16 val = wil_rx_status_get_flow_id(msg); |
| |
| if (val & WIL_RX_EDMA_DLPF_LU_MISS_BIT) |
| /* CID is in bits 2..4 */ |
| return (val >> WIL_RX_EDMA_DLPF_LU_MISS_CID_POS) & |
| WIL_RX_EDMA_DLPF_LU_MISS_CID_TID_MASK; |
| else |
| /* CID is in bits 4..7 */ |
| return (val >> WIL_RX_EDMA_DLPF_LU_HIT_CID_POS) & |
| WIL_RX_EDMA_DLPF_LU_HIT_CID_TID_MASK; |
| } |
| |
| static inline u8 wil_rx_status_get_tid(void *msg) |
| { |
| u16 val = wil_rx_status_get_flow_id(msg); |
| |
| if (val & WIL_RX_EDMA_DLPF_LU_MISS_BIT) |
| /* TID is in bits 5..7 */ |
| return (val >> WIL_RX_EDMA_DLPF_LU_MISS_TID_POS) & |
| WIL_RX_EDMA_DLPF_LU_MISS_CID_TID_MASK; |
| else |
| /* TID is in bits 0..3 */ |
| return val & WIL_RX_EDMA_DLPF_LU_MISS_CID_TID_MASK; |
| } |
| |
| static inline int wil_rx_status_get_eop(void *msg) /* EoP = End of Packet */ |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 30, 30); |
| } |
| |
| static inline void wil_rx_status_reset_buff_id(struct wil_status_ring *s) |
| { |
| ((struct wil_rx_status_compressed *) |
| (s->va + (s->elem_size * s->swhead)))->buff_id = 0; |
| } |
| |
| static inline __le16 wil_rx_status_get_buff_id(void *msg) |
| { |
| return ((struct wil_rx_status_compressed *)msg)->buff_id; |
| } |
| |
| static inline u8 wil_rx_status_get_data_offset(void *msg) |
| { |
| u8 val = WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d1, |
| 24, 27); |
| |
| switch (val) { |
| case 0: return 0; |
| case 3: return 2; |
| default: return 0xFF; |
| } |
| } |
| |
| static inline int wil_rx_status_get_frame_type(struct wil6210_priv *wil, |
| void *msg) |
| { |
| if (wil->use_compressed_rx_status) |
| return IEEE80211_FTYPE_DATA; |
| |
| return WIL_GET_BITS(((struct wil_rx_status_extended *)msg)->ext.d1, |
| 0, 1) << 2; |
| } |
| |
| static inline int wil_rx_status_get_fc1(struct wil6210_priv *wil, void *msg) |
| { |
| if (wil->use_compressed_rx_status) |
| return 0; |
| |
| return WIL_GET_BITS(((struct wil_rx_status_extended *)msg)->ext.d1, |
| 0, 5) << 2; |
| } |
| |
| static inline __le16 wil_rx_status_get_seq(struct wil6210_priv *wil, void *msg) |
| { |
| if (wil->use_compressed_rx_status) |
| return 0; |
| |
| return ((struct wil_rx_status_extended *)msg)->ext.seq_num; |
| } |
| |
| static inline u8 wil_rx_status_get_retry(void *msg) |
| { |
| /* retry bit is missing in EDMA HW. return 1 to be on the safe side */ |
| return 1; |
| } |
| |
| static inline int wil_rx_status_get_mid(void *msg) |
| { |
| if (!(((struct wil_rx_status_compressed *)msg)->d0 & |
| WIL_RX_EDMA_MID_VALID_BIT)) |
| return 0; /* use the default MID */ |
| |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 21, 22); |
| } |
| |
| static inline int wil_rx_status_get_error(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 29, 29); |
| } |
| |
| static inline int wil_rx_status_get_l2_rx_status(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 0, 2); |
| } |
| |
| static inline int wil_rx_status_get_l3_rx_status(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 3, 4); |
| } |
| |
| static inline int wil_rx_status_get_l4_rx_status(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 5, 6); |
| } |
| |
| /* L4 L3 Expected result |
| * 0 0 Ok. No L3 and no L4 known protocols found. |
| * Treated as L2 packet. (no offloads on this packet) |
| * 0 1 Ok. It means that L3 was found, and checksum check passed. |
| * No known L4 protocol was found. |
| * 0 2 It means that L3 protocol was found, and checksum check failed. |
| * No L4 known protocol was found. |
| * 1 any Ok. It means that L4 was found, and checksum check passed. |
| * 3 0 Not a possible scenario. |
| * 3 1 Recalculate. It means that L3 protocol was found, and checksum |
| * passed. But L4 checksum failed. Need to see if really failed, |
| * or due to fragmentation. |
| * 3 2 Both L3 and L4 checksum check failed. |
| */ |
| static inline int wil_rx_status_get_checksum(void *msg, |
| struct wil_net_stats *stats) |
| { |
| int l3_rx_status = wil_rx_status_get_l3_rx_status(msg); |
| int l4_rx_status = wil_rx_status_get_l4_rx_status(msg); |
| |
| if (l4_rx_status == 1) |
| return CHECKSUM_UNNECESSARY; |
| |
| if (l4_rx_status == 0 && l3_rx_status == 1) |
| return CHECKSUM_UNNECESSARY; |
| |
| if (l3_rx_status == 0 && l4_rx_status == 0) |
| /* L2 packet */ |
| return CHECKSUM_NONE; |
| |
| /* If HW reports bad checksum, let IP stack re-check it |
| * For example, HW doesn't understand Microsoft IP stack that |
| * mis-calculates TCP checksum - if it should be 0x0, |
| * it writes 0xffff in violation of RFC 1624 |
| */ |
| stats->rx_csum_err++; |
| return CHECKSUM_NONE; |
| } |
| |
| static inline int wil_rx_status_get_security(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d0, |
| 28, 28); |
| } |
| |
| static inline u8 wil_rx_status_get_key_id(void *msg) |
| { |
| return WIL_GET_BITS(((struct wil_rx_status_compressed *)msg)->d1, |
| 31, 31); |
| } |
| |
| static inline u8 wil_tx_status_get_mcs(struct wil_ring_tx_status *msg) |
| { |
| return WIL_GET_BITS(msg->d2, 0, 4); |
| } |
| |
| static inline u32 wil_ring_next_head(struct wil_ring *ring) |
| { |
| return (ring->swhead + 1) % ring->size; |
| } |
| |
| static inline void wil_desc_set_addr_edma(struct wil_ring_dma_addr *addr, |
| __le16 *addr_high_high, |
| dma_addr_t pa) |
| { |
| addr->addr_low = cpu_to_le32(lower_32_bits(pa)); |
| addr->addr_high = cpu_to_le16((u16)upper_32_bits(pa)); |
| *addr_high_high = cpu_to_le16((u16)(upper_32_bits(pa) >> 16)); |
| } |
| |
| static inline |
| dma_addr_t wil_tx_desc_get_addr_edma(struct wil_ring_tx_enhanced_dma *dma) |
| { |
| return le32_to_cpu(dma->addr.addr_low) | |
| ((u64)le16_to_cpu(dma->addr.addr_high) << 32) | |
| ((u64)le16_to_cpu(dma->addr_high_high) << 48); |
| } |
| |
| static inline |
| dma_addr_t wil_rx_desc_get_addr_edma(struct wil_ring_rx_enhanced_dma *dma) |
| { |
| return le32_to_cpu(dma->addr.addr_low) | |
| ((u64)le16_to_cpu(dma->addr.addr_high) << 32) | |
| ((u64)le16_to_cpu(dma->addr_high_high) << 48); |
| } |
| |
| void wil_configure_interrupt_moderation_edma(struct wil6210_priv *wil); |
| int wil_tx_sring_handler(struct wil6210_priv *wil, |
| struct wil_status_ring *sring); |
| void wil_rx_handle_edma(struct wil6210_priv *wil, int *quota); |
| void wil_init_txrx_ops_edma(struct wil6210_priv *wil); |
| |
| #endif /* WIL6210_TXRX_EDMA_H */ |
| |