android_kernel_samsung_sm8650-modules/hw/qcn6432/sw_monitor_ring.h

/*
 * Copyright (c) 2023 Qualcomm Innovation Center, Inc. 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 _SW_MONITOR_RING_H_
#define _SW_MONITOR_RING_H_
#if !defined(__ASSEMBLER__)
#endif

#include "buffer_addr_info.h"
#include "rx_mpdu_details.h"
#define NUM_OF_DWORDS_SW_MONITOR_RING 8


struct sw_monitor_ring {
#ifndef WIFI_BIT_ORDER_BIG_ENDIAN
             struct   rx_mpdu_details                                           reo_level_mpdu_frame_info;
             struct   buffer_addr_info                                          status_buff_addr_info;
             uint32_t rxdma_push_reason                                       :  2, // [1:0]
                      rxdma_error_code                                        :  5, // [6:2]
                      mpdu_fragment_number                                    :  4, // [10:7]
                      frameless_bar                                           :  1, // [11:11]
                      status_buf_count                                        :  4, // [15:12]
                      end_of_ppdu                                             :  1, // [16:16]
                      reserved_6a                                             : 15; // [31:17]
             uint32_t phy_ppdu_id                                             : 16, // [15:0]
                      reserved_7a                                             :  4, // [19:16]
                      ring_id                                                 :  8, // [27:20]
                      looping_count                                           :  4; // [31:28]
#else
             struct   rx_mpdu_details                                           reo_level_mpdu_frame_info;
             struct   buffer_addr_info                                          status_buff_addr_info;
             uint32_t reserved_6a                                             : 15, // [31:17]
                      end_of_ppdu                                             :  1, // [16:16]
                      status_buf_count                                        :  4, // [15:12]
                      frameless_bar                                           :  1, // [11:11]
                      mpdu_fragment_number                                    :  4, // [10:7]
                      rxdma_error_code                                        :  5, // [6:2]
                      rxdma_push_reason                                       :  2; // [1:0]
             uint32_t looping_count                                           :  4, // [31:28]
                      ring_id                                                 :  8, // [27:20]
                      reserved_7a                                             :  4, // [19:16]
                      phy_ppdu_id                                             : 16; // [15:0]
#endif
};


/* Description		REO_LEVEL_MPDU_FRAME_INFO

			Consumer: SW
			Producer: RXDMA
			
			Details related to the MPDU being pushed to SW, valid only
			 if end_of_ppdu is set to 0
*/


/* Description		MSDU_LINK_DESC_ADDR_INFO

			Consumer: REO/SW/FW
			Producer: RXDMA
			
			Details of the physical address of the MSDU link descriptor
			 that contains pointers to MSDUs related to this MPDU
*/


/* Description		BUFFER_ADDR_31_0

			Address (lower 32 bits) of the MSDU buffer OR MSDU_EXTENSION
			 descriptor OR Link Descriptor
			
			In case of 'NULL' pointer, this field is set to 0
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_OFFSET 0x00000000
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_LSB 0
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_MSB 31
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_31_0_MASK 0xffffffff


/* Description		BUFFER_ADDR_39_32

			Address (upper 8 bits) of the MSDU buffer OR MSDU_EXTENSION
			 descriptor OR Link Descriptor
			
			In case of 'NULL' pointer, this field is set to 0
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_OFFSET 0x00000004
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_LSB 0
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_MSB 7
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_BUFFER_ADDR_39_32_MASK 0x000000ff


/* Description		RETURN_BUFFER_MANAGER

			Consumer: WBM
			Producer: SW/FW
			
			In case of 'NULL' pointer, this field is set to 0
			
			Indicates to which buffer manager the buffer OR MSDU_EXTENSION
			 descriptor OR link descriptor that is being pointed to 
			shall be returned after the frame has been processed. It
			 is used by WBM for routing purposes.
			
			<enum 0 WBM_IDLE_BUF_LIST> This buffer shall be returned
			 to the WMB buffer idle list
			<enum 1 WBM_CHIP0_IDLE_DESC_LIST> This buffer shall be returned
			 to the WBM idle link descriptor idle list, where the chip
			 0 WBM is chosen in case of a multi-chip config
			<enum 2 WBM_CHIP1_IDLE_DESC_LIST> This buffer shall be returned
			 to the chip 1 WBM idle link descriptor idle list
			<enum 3 WBM_CHIP2_IDLE_DESC_LIST> This buffer shall be returned
			 to the chip 2 WBM idle link descriptor idle list
			<enum 12 WBM_CHIP3_IDLE_DESC_LIST> This buffer shall be 
			returned to chip 3 WBM idle link descriptor idle list
			<enum 4 FW_BM> This buffer shall be returned to the FW
			<enum 5 SW0_BM> This buffer shall be returned to the SW, 
			ring 0
			<enum 6 SW1_BM> This buffer shall be returned to the SW, 
			ring 1
			<enum 7 SW2_BM> This buffer shall be returned to the SW, 
			ring 2
			<enum 8 SW3_BM> This buffer shall be returned to the SW, 
			ring 3
			<enum 9 SW4_BM> This buffer shall be returned to the SW, 
			ring 4
			<enum 10 SW5_BM> This buffer shall be returned to the SW, 
			ring 5
			<enum 11 SW6_BM> This buffer shall be returned to the SW, 
			ring 6
			
			<legal 0-12>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_OFFSET 0x00000004
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_LSB 8
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_MSB 11
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_RETURN_BUFFER_MANAGER_MASK 0x00000f00


/* Description		SW_BUFFER_COOKIE

			Cookie field exclusively used by SW. 
			
			In case of 'NULL' pointer, this field is set to 0
			
			HW ignores the contents, accept that it passes the programmed
			 value on to other descriptors together with the physical
			 address 
			
			Field can be used by SW to for example associate the buffers
			 physical address with the virtual address
			The bit definitions as used by SW are within SW HLD specification
			
			
			NOTE1:
			The three most significant bits can have a special meaning
			 in case this struct is embedded in a TX_MPDU_DETAILS STRUCT, 
			and field transmit_bw_restriction is set
			
			In case of NON punctured transmission:
			Sw_buffer_cookie[19:17] = 3'b000: 20 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b001: 40 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b010: 80 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b011: 160 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b101: 240 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b100: 320 MHz TX only
			Sw_buffer_cookie[19:18] = 2'b11: reserved
			
			In case of punctured transmission:
			Sw_buffer_cookie[19:16] = 4'b0000: pattern 0 only
			Sw_buffer_cookie[19:16] = 4'b0001: pattern 1 only
			Sw_buffer_cookie[19:16] = 4'b0010: pattern 2 only
			Sw_buffer_cookie[19:16] = 4'b0011: pattern 3 only
			Sw_buffer_cookie[19:16] = 4'b0100: pattern 4 only
			Sw_buffer_cookie[19:16] = 4'b0101: pattern 5 only
			Sw_buffer_cookie[19:16] = 4'b0110: pattern 6 only
			Sw_buffer_cookie[19:16] = 4'b0111: pattern 7 only
			Sw_buffer_cookie[19:16] = 4'b1000: pattern 8 only
			Sw_buffer_cookie[19:16] = 4'b1001: pattern 9 only
			Sw_buffer_cookie[19:16] = 4'b1010: pattern 10 only
			Sw_buffer_cookie[19:16] = 4'b1011: pattern 11 only
			Sw_buffer_cookie[19:18] = 2'b11: reserved
			
			Note: a punctured transmission is indicated by the presence
			 of TLV TX_PUNCTURE_SETUP embedded in the scheduler TLV
			
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_OFFSET 0x00000004
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_LSB 12
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_MSB 31
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_MSDU_LINK_DESC_ADDR_INFO_SW_BUFFER_COOKIE_MASK 0xfffff000


/* Description		RX_MPDU_DESC_INFO_DETAILS

			Consumer: REO/SW/FW
			Producer: RXDMA
			
			General information related to the MPDU that should be passed
			 on from REO entrance ring to the REO destination ring
*/


/* Description		MSDU_COUNT

			Consumer: REO/SW/FW
			Producer: RXDMA
			
			The number of MSDUs within the MPDU 
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_LSB 0
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_MSB 7
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MSDU_COUNT_MASK 0x000000ff


/* Description		FRAGMENT_FLAG

			Consumer: REO/SW/FW
			Producer: RXDMA
			
			When set, this MPDU is a fragment and REO should forward
			 this fragment MPDU to the REO destination ring without 
			any reorder checks, pn checks or bitmap update. This implies
			 that REO is forwarding the pointer to the MSDU link descriptor. 
			The destination ring is coming from a programmable register
			 setting in REO
			
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_LSB 8
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_MSB 8
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_FRAGMENT_FLAG_MASK 0x00000100


/* Description		MPDU_RETRY_BIT

			Consumer: REO/SW/FW
			Producer: RXDMA
			
			The retry bit setting from the MPDU header of the received
			 frame
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_LSB 9
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_MSB 9
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_RETRY_BIT_MASK 0x00000200


/* Description		AMPDU_FLAG

			Consumer: REO/SW/FW
			Producer: RXDMA
			
			When set, the MPDU was received as part of an A-MPDU.
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_LSB 10
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_MSB 10
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_AMPDU_FLAG_MASK 0x00000400


/* Description		BAR_FRAME

			Consumer: REO/SW/FW
			Producer: RXDMA
			
			When set, the received frame is a BAR frame. After processing, 
			this frame shall be pushed to SW or deleted.
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_LSB 11
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_MSB 11
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_BAR_FRAME_MASK 0x00000800


/* Description		PN_FIELDS_CONTAIN_VALID_INFO

			Consumer: REO/SW/FW
			Producer: RXDMA
			
			Copied here by RXDMA from RX_MPDU_END
			When not set, REO will Not perform a PN sequence number 
			check
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_LSB 12
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_MSB 12
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PN_FIELDS_CONTAIN_VALID_INFO_MASK 0x00001000


/* Description		RAW_MPDU

			Field only valid when first_msdu_in_mpdu_flag is set.
			
			When set, the contents in the MSDU buffer contains a 'RAW' 
			MPDU. This 'RAW' MPDU might be spread out over multiple 
			MSDU buffers.
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_LSB 13
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_MSB 13
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_RAW_MPDU_MASK 0x00002000


/* Description		MORE_FRAGMENT_FLAG

			The More Fragment bit setting from the MPDU header of the
			 received frame
			
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_LSB 14
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_MSB 14
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MORE_FRAGMENT_FLAG_MASK 0x00004000



#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SRC_INFO_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SRC_INFO_LSB 15
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SRC_INFO_MSB 26
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_SRC_INFO_MASK 0x07ff8000


/* Description		MPDU_QOS_CONTROL_VALID

			When set, the MPDU has a QoS control field.
			
			In case of ndp or phy_err, this field will never be set.
			
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_QOS_CONTROL_VALID_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_QOS_CONTROL_VALID_LSB 27
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_QOS_CONTROL_VALID_MSB 27
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_MPDU_QOS_CONTROL_VALID_MASK 0x08000000


/* Description		TID

			Field only valid when mpdu_qos_control_valid is set
			
			The TID field in the QoS control field
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_TID_OFFSET 0x00000008
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_TID_LSB 28
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_TID_MSB 31
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_TID_MASK 0xf0000000


/* Description		PEER_META_DATA

			Meta data that SW has programmed in the Peer table entry
			 of the transmitting STA.
			<legal all>
*/

#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_OFFSET 0x0000000c
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_LSB 0
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_MSB 31
#define SW_MONITOR_RING_REO_LEVEL_MPDU_FRAME_INFO_RX_MPDU_DESC_INFO_DETAILS_PEER_META_DATA_MASK 0xffffffff


/* Description		STATUS_BUFF_ADDR_INFO

			Consumer: SW
			Producer: RXDMA
			
			Details of the physical address of the first status buffer
			 used for the PPDU (either the PPDU that included the MPDU
			 being pushed to SW if end_of_ppdu = 0, or the PPDU whose
			 end is indicated through end_of_ppdu = 1)
*/


/* Description		BUFFER_ADDR_31_0

			Address (lower 32 bits) of the MSDU buffer OR MSDU_EXTENSION
			 descriptor OR Link Descriptor
			
			In case of 'NULL' pointer, this field is set to 0
			<legal all>
*/

#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_BUFFER_ADDR_31_0_OFFSET               0x00000010
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_BUFFER_ADDR_31_0_LSB                  0
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_BUFFER_ADDR_31_0_MSB                  31
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_BUFFER_ADDR_31_0_MASK                 0xffffffff


/* Description		BUFFER_ADDR_39_32

			Address (upper 8 bits) of the MSDU buffer OR MSDU_EXTENSION
			 descriptor OR Link Descriptor
			
			In case of 'NULL' pointer, this field is set to 0
			<legal all>
*/

#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_BUFFER_ADDR_39_32_OFFSET              0x00000014
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_BUFFER_ADDR_39_32_LSB                 0
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_BUFFER_ADDR_39_32_MSB                 7
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_BUFFER_ADDR_39_32_MASK                0x000000ff


/* Description		RETURN_BUFFER_MANAGER

			Consumer: WBM
			Producer: SW/FW
			
			In case of 'NULL' pointer, this field is set to 0
			
			Indicates to which buffer manager the buffer OR MSDU_EXTENSION
			 descriptor OR link descriptor that is being pointed to 
			shall be returned after the frame has been processed. It
			 is used by WBM for routing purposes.
			
			<enum 0 WBM_IDLE_BUF_LIST> This buffer shall be returned
			 to the WMB buffer idle list
			<enum 1 WBM_CHIP0_IDLE_DESC_LIST> This buffer shall be returned
			 to the WBM idle link descriptor idle list, where the chip
			 0 WBM is chosen in case of a multi-chip config
			<enum 2 WBM_CHIP1_IDLE_DESC_LIST> This buffer shall be returned
			 to the chip 1 WBM idle link descriptor idle list
			<enum 3 WBM_CHIP2_IDLE_DESC_LIST> This buffer shall be returned
			 to the chip 2 WBM idle link descriptor idle list
			<enum 12 WBM_CHIP3_IDLE_DESC_LIST> This buffer shall be 
			returned to chip 3 WBM idle link descriptor idle list
			<enum 4 FW_BM> This buffer shall be returned to the FW
			<enum 5 SW0_BM> This buffer shall be returned to the SW, 
			ring 0
			<enum 6 SW1_BM> This buffer shall be returned to the SW, 
			ring 1
			<enum 7 SW2_BM> This buffer shall be returned to the SW, 
			ring 2
			<enum 8 SW3_BM> This buffer shall be returned to the SW, 
			ring 3
			<enum 9 SW4_BM> This buffer shall be returned to the SW, 
			ring 4
			<enum 10 SW5_BM> This buffer shall be returned to the SW, 
			ring 5
			<enum 11 SW6_BM> This buffer shall be returned to the SW, 
			ring 6
			
			<legal 0-12>
*/

#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_RETURN_BUFFER_MANAGER_OFFSET          0x00000014
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_RETURN_BUFFER_MANAGER_LSB             8
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_RETURN_BUFFER_MANAGER_MSB             11
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_RETURN_BUFFER_MANAGER_MASK            0x00000f00


/* Description		SW_BUFFER_COOKIE

			Cookie field exclusively used by SW. 
			
			In case of 'NULL' pointer, this field is set to 0
			
			HW ignores the contents, accept that it passes the programmed
			 value on to other descriptors together with the physical
			 address 
			
			Field can be used by SW to for example associate the buffers
			 physical address with the virtual address
			The bit definitions as used by SW are within SW HLD specification
			
			
			NOTE1:
			The three most significant bits can have a special meaning
			 in case this struct is embedded in a TX_MPDU_DETAILS STRUCT, 
			and field transmit_bw_restriction is set
			
			In case of NON punctured transmission:
			Sw_buffer_cookie[19:17] = 3'b000: 20 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b001: 40 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b010: 80 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b011: 160 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b101: 240 MHz TX only
			Sw_buffer_cookie[19:17] = 3'b100: 320 MHz TX only
			Sw_buffer_cookie[19:18] = 2'b11: reserved
			
			In case of punctured transmission:
			Sw_buffer_cookie[19:16] = 4'b0000: pattern 0 only
			Sw_buffer_cookie[19:16] = 4'b0001: pattern 1 only
			Sw_buffer_cookie[19:16] = 4'b0010: pattern 2 only
			Sw_buffer_cookie[19:16] = 4'b0011: pattern 3 only
			Sw_buffer_cookie[19:16] = 4'b0100: pattern 4 only
			Sw_buffer_cookie[19:16] = 4'b0101: pattern 5 only
			Sw_buffer_cookie[19:16] = 4'b0110: pattern 6 only
			Sw_buffer_cookie[19:16] = 4'b0111: pattern 7 only
			Sw_buffer_cookie[19:16] = 4'b1000: pattern 8 only
			Sw_buffer_cookie[19:16] = 4'b1001: pattern 9 only
			Sw_buffer_cookie[19:16] = 4'b1010: pattern 10 only
			Sw_buffer_cookie[19:16] = 4'b1011: pattern 11 only
			Sw_buffer_cookie[19:18] = 2'b11: reserved
			
			Note: a punctured transmission is indicated by the presence
			 of TLV TX_PUNCTURE_SETUP embedded in the scheduler TLV
			
			<legal all>
*/

#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_SW_BUFFER_COOKIE_OFFSET               0x00000014
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_SW_BUFFER_COOKIE_LSB                  12
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_SW_BUFFER_COOKIE_MSB                  31
#define SW_MONITOR_RING_STATUS_BUFF_ADDR_INFO_SW_BUFFER_COOKIE_MASK                 0xfffff000


/* Description		RXDMA_PUSH_REASON

			Indicates why RXDMA pushed the frame to this ring
			
			<enum 0 rxdma_error_detected> RXDMA detected an error an
			 pushed this frame to this queue
			<enum 1 rxdma_routing_instruction> RXDMA pushed the frame
			 to this queue per received routing instructions. No error
			 within RXDMA was detected
			<enum 2 rxdma_rx_flush> RXDMA received an RX_FLUSH. As a
			 result the MSDU link descriptor might not have the "last_msdu_in_mpdu_flag" 
			set, but instead WBM might just see a NULL pointer in the
			 MSDU link descriptor. This is to be considered a normal
			 condition for this scenario.
			
			<legal 0 - 2>
*/

#define SW_MONITOR_RING_RXDMA_PUSH_REASON_OFFSET                                    0x00000018
#define SW_MONITOR_RING_RXDMA_PUSH_REASON_LSB                                       0
#define SW_MONITOR_RING_RXDMA_PUSH_REASON_MSB                                       1
#define SW_MONITOR_RING_RXDMA_PUSH_REASON_MASK                                      0x00000003


#define SW_MONITOR_RING_RXDMA_ERROR_CODE_LSB                                        2
#define SW_MONITOR_RING_RXDMA_ERROR_CODE_MSB                                        6
#define SW_MONITOR_RING_RXDMA_ERROR_CODE_MASK                                       0x0000007c


/* Description		MPDU_FRAGMENT_NUMBER

			Field only valid when Reo_level_mpdu_frame_info. Rx_mpdu_desc_info_details.Fragment_flag
			 is set and end_of_ppdu is set to 0.
			
			The fragment number from the 802.11 header.
			
			Note that the sequence number is embedded in the field: 
			Reo_level_mpdu_frame_info. Rx_mpdu_desc_info_details. Mpdu_sequence_number
			
			
			<legal all>
*/

#define SW_MONITOR_RING_MPDU_FRAGMENT_NUMBER_OFFSET                                 0x00000018
#define SW_MONITOR_RING_MPDU_FRAGMENT_NUMBER_LSB                                    7
#define SW_MONITOR_RING_MPDU_FRAGMENT_NUMBER_MSB                                    10
#define SW_MONITOR_RING_MPDU_FRAGMENT_NUMBER_MASK                                   0x00000780


/* Description		FRAMELESS_BAR

			When set, this SW monitor ring struct contains BAR info 
			from a multi TID BAR frame. The original multi TID BAR frame
			 itself contained all the REO info for the first TID, but
			 all the subsequent TID info and their linkage to the REO
			 descriptors is passed down as 'frameless' BAR info.
			
			The only fields valid in this descriptor when this bit is
			 within the
			Reo_level_mpdu_frame_info:    
			   Within Rx_mpdu_desc_info_details:
			Mpdu_Sequence_number
			BAR_frame
			Peer_meta_data
			All other fields shall be set to 0.
			
			<legal all>
*/

#define SW_MONITOR_RING_FRAMELESS_BAR_OFFSET                                        0x00000018
#define SW_MONITOR_RING_FRAMELESS_BAR_LSB                                           11
#define SW_MONITOR_RING_FRAMELESS_BAR_MSB                                           11
#define SW_MONITOR_RING_FRAMELESS_BAR_MASK                                          0x00000800


/* Description		STATUS_BUF_COUNT

			A count of status buffers used so far for the PPDU (either
			 the PPDU that included the MPDU being pushed to SW if end_of_ppdu
			 = 0, or the PPDU whose end is indicated through end_of_ppdu
			 = 1)
*/

#define SW_MONITOR_RING_STATUS_BUF_COUNT_OFFSET                                     0x00000018
#define SW_MONITOR_RING_STATUS_BUF_COUNT_LSB                                        12
#define SW_MONITOR_RING_STATUS_BUF_COUNT_MSB                                        15
#define SW_MONITOR_RING_STATUS_BUF_COUNT_MASK                                       0x0000f000


/* Description		END_OF_PPDU

			RXDMA can be configured to generate a separate 'SW_MONITOR_RING' 
			descriptor at the end of a PPDU (either through an 'RX_PPDU_END' 
			TLV or through an 'RX_FLUSH') to demarcate PPDUs.
			
			For such a descriptor, this bit is set to 1 and fields Reo_level_mpdu_frame_info, 
			mpdu_fragment_number and Frameless_bar are all set to 0.
			
			
			Otherwise this bit is set to 0.
*/

#define SW_MONITOR_RING_END_OF_PPDU_OFFSET                                          0x00000018
#define SW_MONITOR_RING_END_OF_PPDU_LSB                                             16
#define SW_MONITOR_RING_END_OF_PPDU_MSB                                             16
#define SW_MONITOR_RING_END_OF_PPDU_MASK                                            0x00010000


/* Description		RESERVED_6A

			<legal 0>
*/

#define SW_MONITOR_RING_RESERVED_6A_OFFSET                                          0x00000018
#define SW_MONITOR_RING_RESERVED_6A_LSB                                             17
#define SW_MONITOR_RING_RESERVED_6A_MSB                                             31
#define SW_MONITOR_RING_RESERVED_6A_MASK                                            0xfffe0000


/* Description		PHY_PPDU_ID

			A PPDU counter value that PHY increments for every PPDU 
			received
			The counter value wraps around. RXDMA can be configured
			 to copy this from the RX_PPDU_START TLV for every output
			 descriptor.
			
			<legal all>
*/

#define SW_MONITOR_RING_PHY_PPDU_ID_OFFSET                                          0x0000001c
#define SW_MONITOR_RING_PHY_PPDU_ID_LSB                                             0
#define SW_MONITOR_RING_PHY_PPDU_ID_MSB                                             15
#define SW_MONITOR_RING_PHY_PPDU_ID_MASK                                            0x0000ffff


/* Description		RESERVED_7A

			<legal 0>
*/

#define SW_MONITOR_RING_RESERVED_7A_OFFSET                                          0x0000001c
#define SW_MONITOR_RING_RESERVED_7A_LSB                                             16
#define SW_MONITOR_RING_RESERVED_7A_MSB                                             19
#define SW_MONITOR_RING_RESERVED_7A_MASK                                            0x000f0000


/* Description		RING_ID

			Consumer: SW/REO/DEBUG
			Producer: SRNG (of RXDMA)
			
			For debugging. 
			This field is filled in by the SRNG module.
			It help to identify the ring that is being looked <legal
			 all>
*/

#define SW_MONITOR_RING_RING_ID_OFFSET                                              0x0000001c
#define SW_MONITOR_RING_RING_ID_LSB                                                 20
#define SW_MONITOR_RING_RING_ID_MSB                                                 27
#define SW_MONITOR_RING_RING_ID_MASK                                                0x0ff00000


/* Description		LOOPING_COUNT

			Consumer: SW/REO/DEBUG
			Producer: SRNG (of RXDMA)
			
			For debugging. 
			This field is filled in by the SRNG module.
			
			A count value that indicates the number of times the producer
			 of entries into this Ring has looped around the ring.
			At initialization time, this value is set to 0. On the first
			 loop, this value is set to 1. After the max value is reached
			 allowed by the number of bits for this field, the count
			 value continues with 0 again.
			
			In case SW is the consumer of the ring entries, it can use
			 this field to figure out up to where the producer of entries
			 has created new entries. This eliminates the need to check
			 where the "head pointer' of the ring is located once the
			 SW starts processing an interrupt indicating that new entries
			 have been put into this ring...
			
			Also note that SW if it wants only needs to look at the 
			LSB bit of this count value.
			<legal all>
*/

#define SW_MONITOR_RING_LOOPING_COUNT_OFFSET                                        0x0000001c
#define SW_MONITOR_RING_LOOPING_COUNT_LSB                                           28
#define SW_MONITOR_RING_LOOPING_COUNT_MSB                                           31
#define SW_MONITOR_RING_LOOPING_COUNT_MASK                                          0xf0000000



#endif   // SW_MONITOR_RING