1*5113495bSYour Name 2*5113495bSYour Name /* Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved. 3*5113495bSYour Name * 4*5113495bSYour Name * Permission to use, copy, modify, and/or distribute this software for any 5*5113495bSYour Name * purpose with or without fee is hereby granted, provided that the above 6*5113495bSYour Name * copyright notice and this permission notice appear in all copies. 7*5113495bSYour Name * 8*5113495bSYour Name * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9*5113495bSYour Name * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10*5113495bSYour Name * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11*5113495bSYour Name * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12*5113495bSYour Name * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13*5113495bSYour Name * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14*5113495bSYour Name * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15*5113495bSYour Name */ 16*5113495bSYour Name 17*5113495bSYour Name 18*5113495bSYour Name 19*5113495bSYour Name 20*5113495bSYour Name 21*5113495bSYour Name 22*5113495bSYour Name 23*5113495bSYour Name 24*5113495bSYour Name 25*5113495bSYour Name 26*5113495bSYour Name #ifndef _RX_MPDU_LINK_PTR_H_ 27*5113495bSYour Name #define _RX_MPDU_LINK_PTR_H_ 28*5113495bSYour Name #if !defined(__ASSEMBLER__) 29*5113495bSYour Name #endif 30*5113495bSYour Name 31*5113495bSYour Name #include "buffer_addr_info.h" 32*5113495bSYour Name #define NUM_OF_DWORDS_RX_MPDU_LINK_PTR 2 33*5113495bSYour Name 34*5113495bSYour Name 35*5113495bSYour Name struct rx_mpdu_link_ptr { 36*5113495bSYour Name #ifndef WIFI_BIT_ORDER_BIG_ENDIAN 37*5113495bSYour Name struct buffer_addr_info mpdu_link_desc_addr_info; 38*5113495bSYour Name #else 39*5113495bSYour Name struct buffer_addr_info mpdu_link_desc_addr_info; 40*5113495bSYour Name #endif 41*5113495bSYour Name }; 42*5113495bSYour Name 43*5113495bSYour Name 44*5113495bSYour Name /* Description MPDU_LINK_DESC_ADDR_INFO 45*5113495bSYour Name 46*5113495bSYour Name Details of the physical address of an MPDU link descriptor 47*5113495bSYour Name 48*5113495bSYour Name */ 49*5113495bSYour Name 50*5113495bSYour Name 51*5113495bSYour Name /* Description BUFFER_ADDR_31_0 52*5113495bSYour Name 53*5113495bSYour Name Address (lower 32 bits) of the MSDU buffer OR MSDU_EXTENSION 54*5113495bSYour Name descriptor OR Link Descriptor 55*5113495bSYour Name 56*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 57*5113495bSYour Name <legal all> 58*5113495bSYour Name */ 59*5113495bSYour Name 60*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_OFFSET 0x00000000 61*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_LSB 0 62*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_MSB 31 63*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_MASK 0xffffffff 64*5113495bSYour Name 65*5113495bSYour Name 66*5113495bSYour Name /* Description BUFFER_ADDR_39_32 67*5113495bSYour Name 68*5113495bSYour Name Address (upper 8 bits) of the MSDU buffer OR MSDU_EXTENSION 69*5113495bSYour Name descriptor OR Link Descriptor 70*5113495bSYour Name 71*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 72*5113495bSYour Name <legal all> 73*5113495bSYour Name */ 74*5113495bSYour Name 75*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_OFFSET 0x00000004 76*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_LSB 0 77*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_MSB 7 78*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_MASK 0x000000ff 79*5113495bSYour Name 80*5113495bSYour Name 81*5113495bSYour Name /* Description RETURN_BUFFER_MANAGER 82*5113495bSYour Name 83*5113495bSYour Name Consumer: WBM 84*5113495bSYour Name Producer: SW/FW 85*5113495bSYour Name 86*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 87*5113495bSYour Name 88*5113495bSYour Name Indicates to which buffer manager the buffer OR MSDU_EXTENSION 89*5113495bSYour Name descriptor OR link descriptor that is being pointed to 90*5113495bSYour Name shall be returned after the frame has been processed. It 91*5113495bSYour Name is used by WBM for routing purposes. 92*5113495bSYour Name 93*5113495bSYour Name <enum 0 WBM_IDLE_BUF_LIST> This buffer shall be returned 94*5113495bSYour Name to the WMB buffer idle list 95*5113495bSYour Name <enum 1 WBM_CHIP0_IDLE_DESC_LIST> This buffer shall be returned 96*5113495bSYour Name to the WBM idle link descriptor idle list, where the chip 97*5113495bSYour Name 0 WBM is chosen in case of a multi-chip config 98*5113495bSYour Name <enum 2 WBM_CHIP1_IDLE_DESC_LIST> This buffer shall be returned 99*5113495bSYour Name to the chip 1 WBM idle link descriptor idle list 100*5113495bSYour Name <enum 3 WBM_CHIP2_IDLE_DESC_LIST> This buffer shall be returned 101*5113495bSYour Name to the chip 2 WBM idle link descriptor idle list 102*5113495bSYour Name <enum 12 WBM_CHIP3_IDLE_DESC_LIST> This buffer shall be 103*5113495bSYour Name returned to chip 3 WBM idle link descriptor idle list 104*5113495bSYour Name <enum 4 FW_BM> This buffer shall be returned to the FW 105*5113495bSYour Name <enum 5 SW0_BM> This buffer shall be returned to the SW, 106*5113495bSYour Name ring 0 107*5113495bSYour Name <enum 6 SW1_BM> This buffer shall be returned to the SW, 108*5113495bSYour Name ring 1 109*5113495bSYour Name <enum 7 SW2_BM> This buffer shall be returned to the SW, 110*5113495bSYour Name ring 2 111*5113495bSYour Name <enum 8 SW3_BM> This buffer shall be returned to the SW, 112*5113495bSYour Name ring 3 113*5113495bSYour Name <enum 9 SW4_BM> This buffer shall be returned to the SW, 114*5113495bSYour Name ring 4 115*5113495bSYour Name <enum 10 SW5_BM> This buffer shall be returned to the SW, 116*5113495bSYour Name ring 5 117*5113495bSYour Name <enum 11 SW6_BM> This buffer shall be returned to the SW, 118*5113495bSYour Name ring 6 119*5113495bSYour Name 120*5113495bSYour Name <legal 0-12> 121*5113495bSYour Name */ 122*5113495bSYour Name 123*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_OFFSET 0x00000004 124*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_LSB 8 125*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_MSB 11 126*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_MASK 0x00000f00 127*5113495bSYour Name 128*5113495bSYour Name 129*5113495bSYour Name /* Description SW_BUFFER_COOKIE 130*5113495bSYour Name 131*5113495bSYour Name Cookie field exclusively used by SW. 132*5113495bSYour Name 133*5113495bSYour Name In case of 'NULL' pointer, this field is set to 0 134*5113495bSYour Name 135*5113495bSYour Name HW ignores the contents, accept that it passes the programmed 136*5113495bSYour Name value on to other descriptors together with the physical 137*5113495bSYour Name address 138*5113495bSYour Name 139*5113495bSYour Name Field can be used by SW to for example associate the buffers 140*5113495bSYour Name physical address with the virtual address 141*5113495bSYour Name The bit definitions as used by SW are within SW HLD specification 142*5113495bSYour Name 143*5113495bSYour Name 144*5113495bSYour Name NOTE1: 145*5113495bSYour Name The three most significant bits can have a special meaning 146*5113495bSYour Name in case this struct is embedded in a TX_MPDU_DETAILS STRUCT, 147*5113495bSYour Name and field transmit_bw_restriction is set 148*5113495bSYour Name 149*5113495bSYour Name In case of NON punctured transmission: 150*5113495bSYour Name Sw_buffer_cookie[19:17] = 3'b000: 20 MHz TX only 151*5113495bSYour Name Sw_buffer_cookie[19:17] = 3'b001: 40 MHz TX only 152*5113495bSYour Name Sw_buffer_cookie[19:17] = 3'b010: 80 MHz TX only 153*5113495bSYour Name Sw_buffer_cookie[19:17] = 3'b011: 160 MHz TX only 154*5113495bSYour Name Sw_buffer_cookie[19:17] = 3'b101: 240 MHz TX only 155*5113495bSYour Name Sw_buffer_cookie[19:17] = 3'b100: 320 MHz TX only 156*5113495bSYour Name Sw_buffer_cookie[19:18] = 2'b11: reserved 157*5113495bSYour Name 158*5113495bSYour Name In case of punctured transmission: 159*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b0000: pattern 0 only 160*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b0001: pattern 1 only 161*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b0010: pattern 2 only 162*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b0011: pattern 3 only 163*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b0100: pattern 4 only 164*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b0101: pattern 5 only 165*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b0110: pattern 6 only 166*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b0111: pattern 7 only 167*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b1000: pattern 8 only 168*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b1001: pattern 9 only 169*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b1010: pattern 10 only 170*5113495bSYour Name Sw_buffer_cookie[19:16] = 4'b1011: pattern 11 only 171*5113495bSYour Name Sw_buffer_cookie[19:18] = 2'b11: reserved 172*5113495bSYour Name 173*5113495bSYour Name Note: a punctured transmission is indicated by the presence 174*5113495bSYour Name of TLV TX_PUNCTURE_SETUP embedded in the scheduler TLV 175*5113495bSYour Name 176*5113495bSYour Name <legal all> 177*5113495bSYour Name */ 178*5113495bSYour Name 179*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_OFFSET 0x00000004 180*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_LSB 12 181*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_MSB 31 182*5113495bSYour Name #define RX_MPDU_LINK_PTR_MPDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_MASK 0xfffff000 183*5113495bSYour Name 184*5113495bSYour Name 185*5113495bSYour Name 186*5113495bSYour Name #endif // RX_MPDU_LINK_PTR 187