blob: 3cc15da016f2e6db808121d68868b51388750b15 [file] [log] [blame]
/*
* 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.
*/
#if !defined(HAL_TX_H)
#define HAL_TX_H
/*---------------------------------------------------------------------------
Include files
---------------------------------------------------------------------------*/
#include "hal_api.h"
#include "wcss_version.h"
#define WBM_RELEASE_RING_5_TX_RATE_STATS_OFFSET 0x00000014
#define WBM_RELEASE_RING_5_TX_RATE_STATS_LSB 0
#define WBM_RELEASE_RING_5_TX_RATE_STATS_MASK 0xffffffff
/*---------------------------------------------------------------------------
Preprocessor definitions and constants
---------------------------------------------------------------------------*/
#define HAL_OFFSET(block, field) block ## _ ## field ## _OFFSET
#define HAL_SET_FLD(desc, block , field) \
(*(uint32_t *) ((uint8_t *) desc + HAL_OFFSET(block, field)))
#define HAL_SET_FLD_OFFSET(desc, block , field, offset) \
(*(uint32_t *) ((uint8_t *) desc + HAL_OFFSET(block, field) + (offset)))
#define HAL_TX_DESC_SET_TLV_HDR(desc, tag, len) \
do { \
((struct tlv_32_hdr *) desc)->tlv_tag = (tag); \
((struct tlv_32_hdr *) desc)->tlv_len = (len); \
} while (0)
#define HAL_TX_TCL_DATA_TAG WIFITCL_DATA_CMD_E
#define HAL_TX_TCL_CMD_TAG WIFITCL_GSE_CMD_E
#define HAL_TX_SM(block, field, value) \
((value << (block ## _ ## field ## _LSB)) & \
(block ## _ ## field ## _MASK))
#define HAL_TX_MS(block, field, value) \
(((value) & (block ## _ ## field ## _MASK)) >> \
(block ## _ ## field ## _LSB))
#define HAL_TX_DESC_GET(desc, block, field) \
HAL_TX_MS(block, field, HAL_SET_FLD(desc, block, field))
#define HAL_TX_DESC_SUBBLOCK_GET(desc, block, sub, field) \
HAL_TX_MS(sub, field, HAL_SET_FLD(desc, block, sub))
#define HAL_TX_BUF_TYPE_BUFFER 0
#define HAL_TX_BUF_TYPE_EXT_DESC 1
#define HAL_TX_DESC_LEN_DWORDS (NUM_OF_DWORDS_TCL_DATA_CMD)
#define HAL_TX_DESC_LEN_BYTES (NUM_OF_DWORDS_TCL_DATA_CMD * 4)
#define HAL_TX_EXTENSION_DESC_LEN_DWORDS (NUM_OF_DWORDS_TX_MSDU_EXTENSION)
#define HAL_TX_EXTENSION_DESC_LEN_BYTES (NUM_OF_DWORDS_TX_MSDU_EXTENSION * 4)
#define HAL_TX_COMPLETION_DESC_LEN_DWORDS (NUM_OF_DWORDS_WBM_RELEASE_RING)
#define HAL_TX_COMPLETION_DESC_LEN_BYTES (NUM_OF_DWORDS_WBM_RELEASE_RING*4)
#define HAL_TX_BITS_PER_TID 3
#define HAL_TX_NUM_DSCP_PER_REGISTER 10
#define HAL_MAX_HW_DSCP_TID_MAPS 2
#define HTT_META_HEADER_LEN_BYTES 64
#define HAL_TX_EXT_DESC_WITH_META_DATA \
(HTT_META_HEADER_LEN_BYTES + HAL_TX_EXTENSION_DESC_LEN_BYTES)
/* Length of WBM release ring without the status words */
#define HAL_TX_COMPLETION_DESC_BASE_LEN 12
#define HAL_TX_COMP_RELEASE_SOURCE_TQM 0
#define HAL_TX_COMP_RELEASE_SOURCE_FW 3
/* Define a place-holder release reason for FW */
#define HAL_TX_COMP_RELEASE_REASON_FW 99
/*
* Offset of HTT Tx Descriptor in WBM Completion
* HTT Tx Desc structure is passed from firmware to host overlayed
* on wbm_release_ring DWORD 3 and 4 for software based completions
* (Exception frames and TQM bypass frames)
*/
#define HAL_TX_COMP_HTT_STATUS_OFFSET 12
#define HAL_TX_COMP_HTT_STATUS_LEN 8
#define HAL_TX_BUF_TYPE_BUFFER 0
#define HAL_TX_BUF_TYPE_EXT_DESC 1
#define HAL_TX_EXT_DESC_BUF_OFFSET TX_MSDU_EXTENSION_6_BUF0_PTR_31_0_OFFSET
#define HAL_TX_EXT_BUF_LOW_MASK TX_MSDU_EXTENSION_6_BUF0_PTR_31_0_MASK
#define HAL_TX_EXT_BUF_HI_MASK TX_MSDU_EXTENSION_7_BUF0_PTR_39_32_MASK
#define HAL_TX_EXT_BUF_LEN_MASK TX_MSDU_EXTENSION_7_BUF0_LEN_MASK
#define HAL_TX_EXT_BUF_LEN_LSB TX_MSDU_EXTENSION_7_BUF0_LEN_LSB
#define HAL_TX_EXT_BUF_WD_SIZE 2
#define HAL_TX_DESC_ADDRX_EN 0x1
#define HAL_TX_DESC_ADDRY_EN 0x2
enum hal_tx_ret_buf_manager {
HAL_WBM_SW0_BM_ID = 3,
HAL_WBM_SW1_BM_ID = 4,
HAL_WBM_SW2_BM_ID = 5,
HAL_WBM_SW3_BM_ID = 6,
};
/*---------------------------------------------------------------------------
Structures
---------------------------------------------------------------------------*/
/**
* struct hal_tx_completion_status - HAL Tx completion descriptor contents
* @ack_frame_rssi: RSSI of the received ACK or BA frame
* @first_msdu: Indicates this MSDU is the first MSDU in AMSDU
* @last_msdu: Indicates this MSDU is the last MSDU in AMSDU
* @msdu_part_of_amsdu : Indicates this MSDU was part of an A-MSDU in MPDU
* @bw: Indicates the BW of the upcoming transmission -
* <enum 0 transmit_bw_20_MHz>
* <enum 1 transmit_bw_40_MHz>
* <enum 2 transmit_bw_80_MHz>
* <enum 3 transmit_bw_160_MHz>
* @pkt_type: Transmit Packet Type
* @stbc: When set, STBC transmission rate was used
* @ldpc: When set, use LDPC transmission rates
* @sgi: <enum 0 0_8_us_sgi > Legacy normal GI
* <enum 1 0_4_us_sgi > Legacy short GI
* <enum 2 1_6_us_sgi > HE related GI
* <enum 3 3_2_us_sgi > HE
* @mcs: Transmit MCS Rate
* @ofdma: Set when the transmission was an OFDMA transmission
* @tones_in_ru: The number of tones in the RU used.
* @tsf: Lower 32 bits of the TSF
* @ppdu_id: TSF, snapshot of this value when transmission of the
* PPDU containing the frame finished.
* @transmit_cnt: Number of times this frame has been transmitted
* @tid: TID of the flow or MPDU queue
* @peer_id: Peer ID of the flow or MPDU queue
*/
struct hal_tx_completion_status {
uint8_t ack_frame_rssi;
uint8_t first_msdu:1,
last_msdu:1,
msdu_part_of_amsdu:1;
uint32_t bw:2,
pkt_type:4,
stbc:1,
ldpc:1,
sgi:2,
mcs:2,
ofdma:1,
tones_in_ru:10,
valid:1;
uint32_t tsf;
uint32_t ppdu_id;
uint8_t transmit_cnt;
uint8_t tid;
uint16_t peer_id;
};
/**
* struct hal_tx_desc_comp_s - hal tx completion descriptor contents
* @desc: Transmit status information from descriptor
*/
struct hal_tx_desc_comp_s {
uint32_t desc[HAL_TX_COMPLETION_DESC_LEN_DWORDS];
};
/*
* enum hal_tx_encrypt_type - Type of decrypt cipher used (valid only for RAW)
* @HAL_TX_ENCRYPT_TYPE_WEP_40: WEP 40-bit
* @HAL_TX_ENCRYPT_TYPE_WEP_10: WEP 10-bit
* @HAL_TX_ENCRYPT_TYPE_TKIP_NO_MIC: TKIP without MIC
* @HAL_TX_ENCRYPT_TYPE_WEP_128: WEP_128
* @HAL_TX_ENCRYPT_TYPE_TKIP_WITH_MIC: TKIP_WITH_MIC
* @HAL_TX_ENCRYPT_TYPE_WAPI: WAPI
* @HAL_TX_ENCRYPT_TYPE_AES_CCMP_128: AES_CCMP_128
* @HAL_TX_ENCRYPT_TYPE_NO_CIPHER: NO CIPHER
* @HAL_TX_ENCRYPT_TYPE_AES_CCMP_256: AES_CCMP_256
* @HAL_TX_ENCRYPT_TYPE_AES_GCMP_128: AES_GCMP_128
* @HAL_TX_ENCRYPT_TYPE_AES_GCMP_256: AES_GCMP_256
* @HAL_TX_ENCRYPT_TYPE_WAPI_GCM_SM4: WAPI GCM SM4
*/
enum hal_tx_encrypt_type {
HAL_TX_ENCRYPT_TYPE_WEP_40 = 0,
HAL_TX_ENCRYPT_TYPE_WEP_104 = 1 ,
HAL_TX_ENCRYPT_TYPE_TKIP_NO_MIC = 2,
HAL_TX_ENCRYPT_TYPE_WEP_128 = 3,
HAL_TX_ENCRYPT_TYPE_TKIP_WITH_MIC = 4,
HAL_TX_ENCRYPT_TYPE_WAPI = 5,
HAL_TX_ENCRYPT_TYPE_AES_CCMP_128 = 6,
HAL_TX_ENCRYPT_TYPE_NO_CIPHER = 7,
HAL_TX_ENCRYPT_TYPE_AES_CCMP_256 = 8,
HAL_TX_ENCRYPT_TYPE_AES_GCMP_128 = 9,
HAL_TX_ENCRYPT_TYPE_AES_GCMP_256 = 10,
HAL_TX_ENCRYPT_TYPE_WAPI_GCM_SM4 = 11,
};
/*
* enum hal_tx_encap_type - Encapsulation type that HW will perform
* @HAL_TX_ENCAP_TYPE_RAW: Raw Packet Type
* @HAL_TX_ENCAP_TYPE_NWIFI: Native WiFi Type
* @HAL_TX_ENCAP_TYPE_ETHERNET: Ethernet
* @HAL_TX_ENCAP_TYPE_802_3: 802.3 Frame
*/
enum hal_tx_encap_type {
HAL_TX_ENCAP_TYPE_RAW = 0,
HAL_TX_ENCAP_TYPE_NWIFI = 1,
HAL_TX_ENCAP_TYPE_ETHERNET = 2,
HAL_TX_ENCAP_TYPE_802_3 = 3,
};
/**
* enum hal_tx_tqm_release_reason - TQM Release reason codes
*
* @HAL_TX_TQM_RR_FRAME_ACKED : ACK of BA for it was received
* @HAL_TX_TQM_RR_REM_CMD_REM : Remove cmd of type “Remove_mpdus” initiated
* by SW
* @HAL_TX_TQM_RR_REM_CMD_TX : Remove command of type Remove_transmitted_mpdus
* initiated by SW
* @HAL_TX_TQM_RR_REM_CMD_NOTX : Remove cmd of type Remove_untransmitted_mpdus
* initiated by SW
* @HAL_TX_TQM_RR_REM_CMD_AGED : Remove command of type “Remove_aged_mpdus” or
* “Remove_aged_msdus” initiated by SW
* @HAL_TX_TQM_RR_FW_REASON1 : Remove command where fw indicated that
* remove reason is fw_reason1
* @HAL_TX_TQM_RR_FW_REASON2 : Remove command where fw indicated that
* remove reason is fw_reason2
* @HAL_TX_TQM_RR_FW_REASON3 : Remove command where fw indicated that
* remove reason is fw_reason3
*/
enum hal_tx_tqm_release_reason {
HAL_TX_TQM_RR_FRAME_ACKED,
HAL_TX_TQM_RR_REM_CMD_REM,
HAL_TX_TQM_RR_REM_CMD_TX,
HAL_TX_TQM_RR_REM_CMD_NOTX,
HAL_TX_TQM_RR_REM_CMD_AGED,
HAL_TX_TQM_RR_FW_REASON1,
HAL_TX_TQM_RR_FW_REASON2,
HAL_TX_TQM_RR_FW_REASON3,
};
/* enum - Table IDs for 2 DSCP-TID mapping Tables that TCL H/W supports
* @HAL_TX_DSCP_TID_MAP_TABLE_DEFAULT: Default DSCP-TID mapping table
* @HAL_TX_DSCP_TID_MAP_TABLE_OVERRIDE: DSCP-TID map override table
*/
enum hal_tx_dscp_tid_table_id {
HAL_TX_DSCP_TID_MAP_TABLE_DEFAULT,
HAL_TX_DSCP_TID_MAP_TABLE_OVERRIDE,
};
/*---------------------------------------------------------------------------
Function declarations and documentation
---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------
TCL Descriptor accessor APIs
---------------------------------------------------------------------------*/
/**
* hal_tx_desc_set_buf_addr - Fill Buffer Address information in Tx Descriptor
* @desc: Handle to Tx Descriptor
* @paddr: Physical Address
* @pool_id: Return Buffer Manager ID
* @desc_id: Descriptor ID
* @type: 0 - Address points to a MSDU buffer
* 1 - Address points to MSDU extension descriptor
*
* Return: void
*/
static inline void hal_tx_desc_set_buf_addr(void *desc,
dma_addr_t paddr, uint8_t pool_id,
uint32_t desc_id, uint8_t type)
{
/* Set buffer_addr_info.buffer_addr_31_0 */
HAL_SET_FLD(desc, TCL_DATA_CMD_0, BUFFER_ADDR_INFO_BUF_ADDR_INFO) =
HAL_TX_SM(BUFFER_ADDR_INFO_0, BUFFER_ADDR_31_0, paddr);
/* Set buffer_addr_info.buffer_addr_39_32 */
HAL_SET_FLD(desc, TCL_DATA_CMD_1,
BUFFER_ADDR_INFO_BUF_ADDR_INFO) |=
HAL_TX_SM(BUFFER_ADDR_INFO_1, BUFFER_ADDR_39_32,
(((uint64_t) paddr) >> 32));
/* Set buffer_addr_info.return_buffer_manager = pool id */
HAL_SET_FLD(desc, TCL_DATA_CMD_1,
BUFFER_ADDR_INFO_BUF_ADDR_INFO) |=
HAL_TX_SM(BUFFER_ADDR_INFO_1,
RETURN_BUFFER_MANAGER, (pool_id + HAL_WBM_SW0_BM_ID));
/* Set buffer_addr_info.sw_buffer_cookie = desc_id */
HAL_SET_FLD(desc, TCL_DATA_CMD_1,
BUFFER_ADDR_INFO_BUF_ADDR_INFO) |=
HAL_TX_SM(BUFFER_ADDR_INFO_1, SW_BUFFER_COOKIE, desc_id);
/* Set Buffer or Ext Descriptor Type */
HAL_SET_FLD(desc, TCL_DATA_CMD_2,
BUF_OR_EXT_DESC_TYPE) |=
HAL_TX_SM(TCL_DATA_CMD_2, BUF_OR_EXT_DESC_TYPE, type);
}
/**
* hal_tx_desc_set_buf_length - Set Data length in bytes in Tx Descriptor
* @desc: Handle to Tx Descriptor
* @data_length: MSDU length in case of direct descriptor.
* Length of link extension descriptor in case of Link extension
* descriptor.Includes the length of Metadata
* Return: None
*/
static inline void hal_tx_desc_set_buf_length(void *desc,
uint16_t data_length)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_3, DATA_LENGTH) |=
HAL_TX_SM(TCL_DATA_CMD_3, DATA_LENGTH, data_length);
}
/**
* hal_tx_desc_set_buf_offset - Sets Packet Offset field in Tx descriptor
* @desc: Handle to Tx Descriptor
* @offset: Packet offset from Metadata in case of direct buffer descriptor.
*
* Return: void
*/
static inline void hal_tx_desc_set_buf_offset(void *desc,
uint8_t offset)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_3, PACKET_OFFSET) |=
HAL_TX_SM(TCL_DATA_CMD_3, PACKET_OFFSET, offset);
}
/**
* hal_tx_desc_set_encap_type - Set encapsulation type in Tx Descriptor
* @desc: Handle to Tx Descriptor
* @encap_type: Encapsulation that HW will perform
*
* Return: void
*
*/
static inline void hal_tx_desc_set_encap_type(void *desc,
enum hal_tx_encap_type encap_type)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_2, ENCAP_TYPE) |=
HAL_TX_SM(TCL_DATA_CMD_2, ENCAP_TYPE, encap_type);
}
/**
* hal_tx_desc_set_encrypt_type - Sets the Encrypt Type in Tx Descriptor
* @desc: Handle to Tx Descriptor
* @type: Encrypt Type
*
* Return: void
*/
static inline void hal_tx_desc_set_encrypt_type(void *desc,
enum hal_tx_encrypt_type type)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_2, ENCRYPT_TYPE) |=
HAL_TX_SM(TCL_DATA_CMD_2, ENCRYPT_TYPE, type);
}
/**
* hal_tx_desc_set_addr_search_flags - Enable AddrX and AddrY search flags
* @desc: Handle to Tx Descriptor
* @flags: Bit 0 - AddrY search enable, Bit 1 - AddrX search enable
*
* Return: void
*/
static inline void hal_tx_desc_set_addr_search_flags(void *desc,
uint8_t flags)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_2, ADDRX_EN) |=
HAL_TX_SM(TCL_DATA_CMD_2, ADDRX_EN, (flags & 0x1));
HAL_SET_FLD(desc, TCL_DATA_CMD_2, ADDRY_EN) |=
HAL_TX_SM(TCL_DATA_CMD_2, ADDRY_EN, (flags >> 1));
}
/**
* hal_tx_desc_set_l4_checksum_en - Set TCP/IP checksum enable flags
* Tx Descriptor for MSDU_buffer type
* @desc: Handle to Tx Descriptor
* @en: UDP/TCP over ipv4/ipv6 checksum enable flags (5 bits)
*
* Return: void
*/
static inline void hal_tx_desc_set_l4_checksum_en(void *desc,
uint8_t en)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_3, IPV4_CHECKSUM_EN) |=
(HAL_TX_SM(TCL_DATA_CMD_3, UDP_OVER_IPV4_CHECKSUM_EN, en) |
HAL_TX_SM(TCL_DATA_CMD_3, UDP_OVER_IPV6_CHECKSUM_EN, en) |
HAL_TX_SM(TCL_DATA_CMD_3, TCP_OVER_IPV4_CHECKSUM_EN, en) |
HAL_TX_SM(TCL_DATA_CMD_3, TCP_OVER_IPV6_CHECKSUM_EN, en));
}
/**
* hal_tx_desc_set_l3_checksum_en - Set IPv4 checksum enable flag in
* Tx Descriptor for MSDU_buffer type
* @desc: Handle to Tx Descriptor
* @checksum_en_flags: ipv4 checksum enable flags
*
* Return: void
*/
static inline void hal_tx_desc_set_l3_checksum_en(void *desc,
uint8_t en)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_3, IPV4_CHECKSUM_EN) |=
HAL_TX_SM(TCL_DATA_CMD_3, IPV4_CHECKSUM_EN, en);
}
/**
* hal_tx_desc_set_fw_metadata- Sets the metadata that is part of TCL descriptor
* @desc:Handle to Tx Descriptor
* @metadata: Metadata to be sent to Firmware
*
* Return: void
*/
static inline void hal_tx_desc_set_fw_metadata(void *desc,
uint16_t metadata)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_2, TCL_CMD_NUMBER) |=
HAL_TX_SM(TCL_DATA_CMD_2, TCL_CMD_NUMBER, metadata);
}
/**
* hal_tx_desc_set_to_fw - Set To_FW bit in Tx Descriptor.
* @desc:Handle to Tx Descriptor
* @to_fw: if set, Forward packet to FW along with classification result
*
* Return: void
*/
static inline void hal_tx_desc_set_to_fw(void *desc, uint8_t to_fw)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_3, TO_FW) |=
HAL_TX_SM(TCL_DATA_CMD_3, TO_FW, to_fw);
}
/**
* hal_tx_desc_set_dscp_tid_table_id - Sets DSCP to TID conversion table ID
* @desc: Handle to Tx Descriptor
* @id: DSCP to tid conversion table to be used for this frame
*
* Return: void
*/
static inline void hal_tx_desc_set_dscp_tid_table_id(void *desc,
uint8_t id)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_3,
DSCP_TO_TID_PRIORITY_TABLE_ID) |=
HAL_TX_SM(TCL_DATA_CMD_3,
DSCP_TO_TID_PRIORITY_TABLE_ID, id);
}
/**
* hal_tx_desc_set_mesh_en - Set mesh_enable flag in Tx descriptor
* @desc: Handle to Tx Descriptor
* @en: For raw WiFi frames, this indicates transmission to a mesh STA,
* enabling the interpretation of the 'Mesh Control Present' bit
* (bit 8) of QoS Control (otherwise this bit is ignored),
* For native WiFi frames, this indicates that a 'Mesh Control' field
* is present between the header and the LLC.
*
* Return: void
*/
static inline void hal_tx_desc_set_mesh_en(void *desc, uint8_t en)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_4, MESH_ENABLE) |=
HAL_TX_SM(TCL_DATA_CMD_4, MESH_ENABLE, en);
}
/**
* hal_tx_desc_set_hlos_tid - Set the TID value (override DSCP/PCP fields in
* frame) to be used for Tx Frame
* @desc: Handle to Tx Descriptor
* @hlos_tid: HLOS TID
*
* Return: void
*/
static inline void hal_tx_desc_set_hlos_tid(void *desc,
uint8_t hlos_tid)
{
HAL_SET_FLD(desc, TCL_DATA_CMD_4, HLOS_TID) |=
HAL_TX_SM(TCL_DATA_CMD_4, HLOS_TID, hlos_tid);
HAL_SET_FLD(desc, TCL_DATA_CMD_4, HLOS_TID_OVERWRITE) |=
HAL_TX_SM(TCL_DATA_CMD_4, HLOS_TID_OVERWRITE, 1);
}
/**
* hal_tx_desc_sync - Commit the descriptor to Hardware
* @hal_tx_des_cached: Cached descriptor that software maintains
* @hw_desc: Hardware descriptor to be updated
*/
static inline void hal_tx_desc_sync(void *hal_tx_desc_cached,
void *hw_desc)
{
qdf_mem_copy((hw_desc + sizeof(struct tlv_32_hdr)),
hal_tx_desc_cached, 20);
}
/*---------------------------------------------------------------------------
Tx MSDU Extension Descriptor accessor APIs
---------------------------------------------------------------------------*/
/**
* hal_tx_ext_desc_set_tso_enable() - Set TSO Enable Flag
* @desc: Handle to Tx MSDU Extension Descriptor
* @tso_en: bool value set to true if TSO is enabled
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_tso_enable(void *desc,
uint8_t tso_en)
{
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_0, TSO_ENABLE) |=
HAL_TX_SM(TX_MSDU_EXTENSION_0, TSO_ENABLE, tso_en);
}
/**
* hal_tx_ext_desc_set_tso_flags() - Set TSO Flags
* @desc: Handle to Tx MSDU Extension Descriptor
* @falgs: 32-bit word with all TSO flags consolidated
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_tso_flags(void *desc,
uint32_t tso_flags)
{
HAL_SET_FLD_OFFSET(desc, TX_MSDU_EXTENSION_0, TSO_ENABLE, 0) =
tso_flags;
}
/**
* hal_tx_ext_desc_set_tcp_flags() - Enable HW Checksum offload
* @desc: Handle to Tx MSDU Extension Descriptor
* @tcp_flags: TCP flags {NS,CWR,ECE,URG,ACK,PSH, RST ,SYN,FIN}
* @mask: TCP flag mask. Tcp_flag is inserted into the header
* based on the mask, if tso is enabled
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_tcp_flags(void *desc,
uint16_t tcp_flags,
uint16_t mask)
{
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_0, TCP_FLAG) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_0, TCP_FLAG, tcp_flags)) |
(HAL_TX_SM(TX_MSDU_EXTENSION_0, TCP_FLAG_MASK, mask)));
}
/**
* hal_tx_ext_desc_set_msdu_length() - Set L2 and IP Lengths
* @desc: Handle to Tx MSDU Extension Descriptor
* @l2_len: L2 length for the msdu, if tso is enabled
* @ip_len: IP length for the msdu, if tso is enabled
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_msdu_length(void *desc,
uint16_t l2_len,
uint16_t ip_len)
{
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_1, L2_LENGTH) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_1, L2_LENGTH, l2_len)) |
(HAL_TX_SM(TX_MSDU_EXTENSION_1, IP_LENGTH, ip_len)));
}
/**
* hal_tx_ext_desc_set_tcp_seq() - Set TCP Sequence number
* @desc: Handle to Tx MSDU Extension Descriptor
* @seq_num: Tcp_seq_number for the msdu, if tso is enabled
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_tcp_seq(void *desc,
uint32_t seq_num)
{
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_2, TCP_SEQ_NUMBER) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_2, TCP_SEQ_NUMBER, seq_num)));
}
/**
* hal_tx_ext_desc_set_ip_id() - Set IP Identification field
* @desc: Handle to Tx MSDU Extension Descriptor
* @id: IP Id field for the msdu, if tso is enabled
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_ip_id(void *desc,
uint16_t id)
{
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_3, IP_IDENTIFICATION) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_3, IP_IDENTIFICATION, id)));
}
/**
* hal_tx_ext_desc_set_buffer() - Set Buffer Pointer and Length for a fragment
* @desc: Handle to Tx MSDU Extension Descriptor
* @frag_num: Fragment number (value can be 0 to 5)
* @paddr_lo: Lower 32-bit of Buffer Physical address
* @paddr_hi: Upper 32-bit of Buffer Physical address
* @length: Buffer Length
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_buffer(void *desc,
uint8_t frag_num,
uint32_t paddr_lo,
uint16_t paddr_hi,
uint16_t length)
{
HAL_SET_FLD_OFFSET(desc, TX_MSDU_EXTENSION_6, BUF0_PTR_31_0,
(frag_num << 3)) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_6, BUF0_PTR_31_0, paddr_lo)));
HAL_SET_FLD_OFFSET(desc, TX_MSDU_EXTENSION_7, BUF0_PTR_39_32,
(frag_num << 3)) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_7, BUF0_PTR_39_32,
(paddr_hi))));
HAL_SET_FLD_OFFSET(desc, TX_MSDU_EXTENSION_7, BUF0_LEN,
(frag_num << 3)) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_7, BUF0_LEN, length)));
}
/**
* hal_tx_ext_desc_set_buffer0_param() - Set Buffer 0 Pointer and Length
* @desc: Handle to Tx MSDU Extension Descriptor
* @paddr_lo: Lower 32-bit of Buffer Physical address
* @paddr_hi: Upper 32-bit of Buffer Physical address
* @length: Buffer 0 Length
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_buffer0_param(void *desc,
uint32_t paddr_lo,
uint16_t paddr_hi,
uint16_t length)
{
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_6, BUF0_PTR_31_0) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_6, BUF0_PTR_31_0, paddr_lo)));
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_7, BUF0_PTR_39_32) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_7,
BUF0_PTR_39_32, paddr_hi)));
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_7, BUF0_LEN) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_7, BUF0_LEN, length)));
}
/**
* hal_tx_ext_desc_set_buffer1_param() - Set Buffer 1 Pointer and Length
* @desc: Handle to Tx MSDU Extension Descriptor
* @paddr_lo: Lower 32-bit of Buffer Physical address
* @paddr_hi: Upper 32-bit of Buffer Physical address
* @length: Buffer 1 Length
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_buffer1_param(void *desc,
uint32_t paddr_lo,
uint16_t paddr_hi,
uint16_t length)
{
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_8, BUF1_PTR_31_0) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_8, BUF1_PTR_31_0, paddr_lo)));
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_9, BUF1_PTR_39_32) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_9,
BUF1_PTR_39_32, paddr_hi)));
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_9, BUF1_LEN) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_9, BUF1_LEN, length)));
}
/**
* hal_tx_ext_desc_set_buffer2_param() - Set Buffer 2 Pointer and Length
* @desc: Handle to Tx MSDU Extension Descriptor
* @paddr_lo: Lower 32-bit of Buffer Physical address
* @paddr_hi: Upper 32-bit of Buffer Physical address
* @length: Buffer 2 Length
*
* Return: none
*/
static inline void hal_tx_ext_desc_set_buffer2_param(void *desc,
uint32_t paddr_lo,
uint16_t paddr_hi,
uint16_t length)
{
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_10, BUF2_PTR_31_0) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_10, BUF2_PTR_31_0,
paddr_lo)));
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_11, BUF2_PTR_39_32) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_11, BUF2_PTR_39_32,
paddr_hi)));
HAL_SET_FLD(desc, TX_MSDU_EXTENSION_11, BUF2_LEN) |=
((HAL_TX_SM(TX_MSDU_EXTENSION_11, BUF2_LEN, length)));
}
/**
* hal_tx_ext_desc_sync - Commit the descriptor to Hardware
* @desc_cached: Cached descriptor that software maintains
* @hw_desc: Hardware descriptor to be updated
*
* Return: none
*/
static inline void hal_tx_ext_desc_sync(uint8_t *desc_cached,
uint8_t *hw_desc)
{
qdf_mem_copy(&hw_desc[0], &desc_cached[0],
HAL_TX_EXT_DESC_WITH_META_DATA);
}
/**
* hal_tx_ext_desc_get_tso_enable() - Set TSO Enable Flag
* @hal_tx_ext_desc: Handle to Tx MSDU Extension Descriptor
*
* Return: tso_enable value in the descriptor
*/
static inline uint32_t hal_tx_ext_desc_get_tso_enable(void *hal_tx_ext_desc)
{
uint32_t *desc = (uint32_t *) hal_tx_ext_desc;
return (*desc & TX_MSDU_EXTENSION_0_TSO_ENABLE_MASK) >>
TX_MSDU_EXTENSION_0_TSO_ENABLE_LSB;
}
/*---------------------------------------------------------------------------
WBM Descriptor accessor APIs for Tx completions
---------------------------------------------------------------------------*/
/**
* hal_tx_comp_get_desc_id() - Get TX descriptor id within comp descriptor
* @hal_desc: completion ring descriptor pointer
*
* This function will tx descriptor id, cookie, within hardware completion
* descriptor
*
* Return: cookie
*/
static inline uint32_t hal_tx_comp_get_desc_id(void *hal_desc)
{
uint32_t comp_desc =
*(uint32_t *) (((uint8_t *) hal_desc) +
BUFFER_ADDR_INFO_1_SW_BUFFER_COOKIE_OFFSET);
/* Cookie is placed on 2nd word */
return (comp_desc & BUFFER_ADDR_INFO_1_SW_BUFFER_COOKIE_MASK) >>
BUFFER_ADDR_INFO_1_SW_BUFFER_COOKIE_LSB;
}
/**
* hal_tx_comp_get_paddr() - Get paddr within comp descriptor
* @hal_desc: completion ring descriptor pointer
*
* This function will get buffer physical address within hardware completion
* descriptor
*
* Return: Buffer physical address
*/
static inline qdf_dma_addr_t hal_tx_comp_get_paddr(void *hal_desc)
{
uint32_t paddr_lo;
uint32_t paddr_hi;
paddr_lo = *(uint32_t *) (((uint8_t *) hal_desc) +
BUFFER_ADDR_INFO_0_BUFFER_ADDR_31_0_OFFSET);
paddr_hi = *(uint32_t *) (((uint8_t *) hal_desc) +
BUFFER_ADDR_INFO_1_BUFFER_ADDR_39_32_OFFSET);
paddr_hi = (paddr_hi & BUFFER_ADDR_INFO_1_BUFFER_ADDR_39_32_MASK) >>
BUFFER_ADDR_INFO_1_BUFFER_ADDR_39_32_LSB;
return (qdf_dma_addr_t) (paddr_lo | (((uint64_t) paddr_hi) << 32));
}
/**
* hal_tx_comp_get_buffer_source() - Get buffer release source value
* @hal_desc: completion ring descriptor pointer
*
* This function will get buffer release source from Tx completion descriptor
*
* Return: buffer release source
*/
static inline uint32_t hal_tx_comp_get_buffer_source(void *hal_desc)
{
uint32_t comp_desc =
*(uint32_t *) (((uint8_t *) hal_desc) +
WBM_RELEASE_RING_2_RELEASE_SOURCE_MODULE_OFFSET);
return (comp_desc & WBM_RELEASE_RING_2_RELEASE_SOURCE_MODULE_MASK) >>
WBM_RELEASE_RING_2_RELEASE_SOURCE_MODULE_LSB;
}
/**
* hal_tx_comp_get_buffer_type() - Buffer or Descriptor type
* @hal_desc: completion ring descriptor pointer
*
* This function will return the type of pointer - buffer or descriptor
*
* Return: buffer type
*/
static inline uint32_t hal_tx_comp_get_buffer_type(void *hal_desc)
{
uint32_t comp_desc =
*(uint32_t *) (((uint8_t *) hal_desc) +
WBM_RELEASE_RING_2_BUFFER_OR_DESC_TYPE_OFFSET);
return (comp_desc & WBM_RELEASE_RING_2_BUFFER_OR_DESC_TYPE_MASK) >>
WBM_RELEASE_RING_2_BUFFER_OR_DESC_TYPE_LSB;
}
/**
* hal_tx_comp_get_release_reason() - TQM Release reason
* @hal_desc: completion ring descriptor pointer
*
* This function will return the type of pointer - buffer or descriptor
*
* Return: buffer type
*/
static inline uint8_t hal_tx_comp_get_release_reason(void *hal_desc)
{
uint32_t comp_desc =
*(uint32_t *) (((uint8_t *) hal_desc) +
WBM_RELEASE_RING_2_TQM_RELEASE_REASON_OFFSET);
return (comp_desc & WBM_RELEASE_RING_2_TQM_RELEASE_REASON_MASK) >>
WBM_RELEASE_RING_2_TQM_RELEASE_REASON_LSB;
}
/**
* hal_tx_comp_get_status() - TQM Release reason
* @hal_desc: completion ring Tx status
*
* This function will parse the WBM completion descriptor and populate in
* HAL structure
*
* Return: none
*/
#if defined(WCSS_VERSION) && \
((defined(CONFIG_WIN) && (WCSS_VERSION > 81)) || \
(defined(CONFIG_MCL) && (WCSS_VERSION >= 72)))
static inline void hal_tx_comp_get_status(void *desc,
struct hal_tx_completion_status *ts)
{
uint8_t rate_stats_valid = 0;
uint32_t rate_stats = 0;
ts->ppdu_id = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_3,
TQM_STATUS_NUMBER);
ts->ack_frame_rssi = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_4,
ACK_FRAME_RSSI);
ts->first_msdu = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_4, FIRST_MSDU);
ts->last_msdu = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_4, LAST_MSDU);
ts->msdu_part_of_amsdu = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_4,
MSDU_PART_OF_AMSDU);
ts->peer_id = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_7, SW_PEER_ID);
ts->tid = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_7, TID);
ts->transmit_cnt = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_3,
TRANSMIT_COUNT);
rate_stats = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_5,
TX_RATE_STATS);
rate_stats_valid = HAL_TX_MS(TX_RATE_STATS_INFO_0,
TX_RATE_STATS_INFO_VALID, rate_stats);
ts->valid = rate_stats_valid;
if (rate_stats_valid) {
ts->bw = HAL_TX_MS(TX_RATE_STATS_INFO_0, TRANSMIT_BW,
rate_stats);
ts->pkt_type = HAL_TX_MS(TX_RATE_STATS_INFO_0,
TRANSMIT_PKT_TYPE, rate_stats);
ts->stbc = HAL_TX_MS(TX_RATE_STATS_INFO_0,
TRANSMIT_STBC, rate_stats);
ts->ldpc = HAL_TX_MS(TX_RATE_STATS_INFO_0, TRANSMIT_LDPC,
rate_stats);
ts->sgi = HAL_TX_MS(TX_RATE_STATS_INFO_0, TRANSMIT_SGI,
rate_stats);
ts->mcs = HAL_TX_MS(TX_RATE_STATS_INFO_0, TRANSMIT_MCS,
rate_stats);
ts->ofdma = HAL_TX_MS(TX_RATE_STATS_INFO_0, OFDMA_TRANSMISSION,
rate_stats);
ts->tones_in_ru = HAL_TX_MS(TX_RATE_STATS_INFO_0, TONES_IN_RU,
rate_stats);
}
ts->tsf = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_6,
TX_RATE_STATS_INFO_TX_RATE_STATS);
}
#else
static inline void hal_tx_comp_get_status(void *desc,
struct hal_tx_completion_status *ts)
{
ts->ppdu_id = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_3,
TQM_STATUS_NUMBER);
ts->ack_frame_rssi = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_4,
ACK_FRAME_RSSI);
ts->first_msdu = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_4, FIRST_MSDU);
ts->last_msdu = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_4, LAST_MSDU);
ts->msdu_part_of_amsdu = HAL_TX_DESC_GET(desc, WBM_RELEASE_RING_4,
MSDU_PART_OF_AMSDU);
}
#endif
/**
* hal_tx_comp_desc_sync() - collect hardware descriptor contents
* @hal_desc: hardware descriptor pointer
* @comp: software descriptor pointer
* @read_status: 0 - Do not read status words from descriptors
* 1 - Enable reading of status words from descriptor
*
* This function will collect hardware release ring element contents and
* translate to software descriptor content
*
* Return: none
*/
static inline void hal_tx_comp_desc_sync(void *hw_desc,
struct hal_tx_desc_comp_s *comp,
bool read_status)
{
if (!read_status)
qdf_mem_copy(comp, hw_desc, HAL_TX_COMPLETION_DESC_BASE_LEN);
else
qdf_mem_copy(comp, hw_desc, HAL_TX_COMPLETION_DESC_LEN_BYTES);
}
/**
* hal_tx_comp_get_htt_desc() - Read the HTT portion of WBM Descriptor
* @hal_desc: Hardware (WBM) descriptor pointer
* @htt_desc: Software HTT descriptor pointer
*
* This function will read the HTT structure overlaid on WBM descriptor
* into a cached software descriptor
*
*/
static inline void hal_tx_comp_get_htt_desc(void *hw_desc, uint8_t *htt_desc)
{
uint8_t *desc = hw_desc + HAL_TX_COMP_HTT_STATUS_OFFSET;
qdf_mem_copy(htt_desc, desc, HAL_TX_COMP_HTT_STATUS_LEN);
}
/**
* hal_tx_set_dscp_tid_map_default() - Configure default DSCP to TID map table
* @soc: HAL SoC context
* @map: DSCP-TID mapping table
* @id: mapping table ID - 0,1
*
* DSCP are mapped to 8 TID values using TID values programmed
* in two set of mapping registers DSCP_TID1_MAP_<0 to 6> (id = 0)
* and DSCP_TID2_MAP_<0 to 6> (id = 1)
* Each mapping register has TID mapping for 10 DSCP values
*
* Return: none
*/
static inline void hal_tx_set_dscp_tid_map(void *hal_soc, uint8_t *map,
uint8_t id)
{
int i;
uint32_t addr;
uint32_t value;
struct hal_soc *soc = (struct hal_soc *)hal_soc;
if (id == HAL_TX_DSCP_TID_MAP_TABLE_DEFAULT) {
addr =
HWIO_TCL_R0_DSCP_TID1_MAP_0_ADDR(
SEQ_WCSS_UMAC_MAC_TCL_REG_OFFSET);
} else {
addr =
HWIO_TCL_R0_DSCP_TID2_MAP_0_ADDR(
SEQ_WCSS_UMAC_MAC_TCL_REG_OFFSET);
}
for (i = 0; i < 64; i += 10) {
value = (map[i] |
(map[i+1] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_1_SHFT) |
(map[i+2] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_2_SHFT) |
(map[i+3] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_3_SHFT) |
(map[i+4] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_4_SHFT) |
(map[i+5] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_5_SHFT) |
(map[i+6] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_6_SHFT) |
(map[i+7] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_7_SHFT) |
(map[i+8] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_8_SHFT) |
(map[i+9] << HWIO_TCL_R0_DSCP_TID1_MAP_0_DSCP_9_SHFT));
HAL_REG_WRITE(soc, addr,
(value & HWIO_TCL_R0_DSCP_TID1_MAP_1_RMSK));
addr += 4;
}
}
/**
* hal_tx_update_dscp_tid() - Update the dscp tid map table as updated by user
* @soc: HAL SoC context
* @map: DSCP-TID mapping table
* @id : MAP ID
* @dscp: DSCP_TID map index
*
* Return: void
*/
static inline void hal_tx_update_dscp_tid(void *hal_soc, uint8_t tid,
uint8_t id, uint8_t dscp)
{
int index;
uint32_t addr;
uint32_t value;
struct hal_soc *soc = (struct hal_soc *)hal_soc;
if (id == HAL_TX_DSCP_TID_MAP_TABLE_DEFAULT)
addr =
HWIO_TCL_R0_DSCP_TID1_MAP_0_ADDR(
SEQ_WCSS_UMAC_MAC_TCL_REG_OFFSET);
else
addr =
HWIO_TCL_R0_DSCP_TID2_MAP_0_ADDR(
SEQ_WCSS_UMAC_MAC_TCL_REG_OFFSET);
index = dscp % HAL_TX_NUM_DSCP_PER_REGISTER;
addr += 4 * (dscp/HAL_TX_NUM_DSCP_PER_REGISTER);
value = tid << (HAL_TX_BITS_PER_TID * index);
HAL_REG_WRITE(soc, addr,
(value & HWIO_TCL_R0_DSCP_TID1_MAP_1_RMSK));
}
/**
* hal_tx_init_data_ring() - Initialize all the TCL Descriptors in SRNG
* @hal_soc: Handle to HAL SoC structure
* @hal_srng: Handle to HAL SRNG structure
*
* Return: none
*/
static inline void hal_tx_init_data_ring(void *hal_soc, void *hal_srng)
{
uint8_t *desc_addr;
struct hal_srng_params srng_params;
uint32_t desc_size;
uint32_t num_desc;
hal_get_srng_params(hal_soc, hal_srng, &srng_params);
desc_addr = (uint8_t *) srng_params.ring_base_vaddr;
desc_size = sizeof(struct tcl_data_cmd);
num_desc = srng_params.num_entries;
while (num_desc) {
HAL_TX_DESC_SET_TLV_HDR(desc_addr, HAL_TX_TCL_DATA_TAG,
desc_size);
desc_addr += (desc_size + sizeof(struct tlv_32_hdr));
num_desc--;
}
}
#endif /* HAL_TX_H */