1 2 /* Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 18 19 20 21 22 23 24 25 26 #ifndef _TXPCU_BUFFER_BASICS_H_ 27 #define _TXPCU_BUFFER_BASICS_H_ 28 #if !defined(__ASSEMBLER__) 29 #endif 30 31 #define NUM_OF_DWORDS_TXPCU_BUFFER_BASICS 1 32 33 34 struct txpcu_buffer_basics { 35 #ifndef WIFI_BIT_ORDER_BIG_ENDIAN 36 uint32_t available_memory : 8, // [7:0] 37 partial_tx_data_tlv_count : 8, // [15:8] 38 tx_data_tlv_count : 16; // [31:16] 39 #else 40 uint32_t tx_data_tlv_count : 16, // [31:16] 41 partial_tx_data_tlv_count : 8, // [15:8] 42 available_memory : 8; // [7:0] 43 #endif 44 }; 45 46 47 /* Description AVAILABLE_MEMORY 48 49 The amount of TX_FIFO memory in 128 byte units that is available. 50 51 TXPCU gets this from the Avail_fifo_mem signal from SFM. 52 53 54 When SFM is indicating a larger available amount, that value 55 shall be saturated to 0xFF in this field. 56 57 <legal all> 58 */ 59 60 #define TXPCU_BUFFER_BASICS_AVAILABLE_MEMORY_OFFSET 0x00000000 61 #define TXPCU_BUFFER_BASICS_AVAILABLE_MEMORY_LSB 0 62 #define TXPCU_BUFFER_BASICS_AVAILABLE_MEMORY_MSB 7 63 #define TXPCU_BUFFER_BASICS_AVAILABLE_MEMORY_MASK 0x000000ff 64 65 66 /* Description PARTIAL_TX_DATA_TLV_COUNT 67 68 The number of 16 bytes units received of the TX_DATA TLV 69 that is currently under reception by TXPCU. 70 Value saturates at 255 in case TX_DATA TLV length is larger 71 then 4080 bytes. This is unlikely as TX_DATA will generally 72 not be larger then then the Max MSDU size. 73 <legal all> 74 */ 75 76 #define TXPCU_BUFFER_BASICS_PARTIAL_TX_DATA_TLV_COUNT_OFFSET 0x00000000 77 #define TXPCU_BUFFER_BASICS_PARTIAL_TX_DATA_TLV_COUNT_LSB 8 78 #define TXPCU_BUFFER_BASICS_PARTIAL_TX_DATA_TLV_COUNT_MSB 15 79 #define TXPCU_BUFFER_BASICS_PARTIAL_TX_DATA_TLV_COUNT_MASK 0x0000ff00 80 81 82 /* Description TX_DATA_TLV_COUNT 83 84 The number of completely received TX_DATA TLVs (of all the 85 users together) received by TXPCU 86 <legal all> 87 */ 88 89 #define TXPCU_BUFFER_BASICS_TX_DATA_TLV_COUNT_OFFSET 0x00000000 90 #define TXPCU_BUFFER_BASICS_TX_DATA_TLV_COUNT_LSB 16 91 #define TXPCU_BUFFER_BASICS_TX_DATA_TLV_COUNT_MSB 31 92 #define TXPCU_BUFFER_BASICS_TX_DATA_TLV_COUNT_MASK 0xffff0000 93 94 95 96 #endif // TXPCU_BUFFER_BASICS 97