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Diffstat (limited to 'drivers/scsi/megaraid/megaraid_sas_fusion.h')
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_fusion.h161
1 files changed, 110 insertions, 51 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.h b/drivers/scsi/megaraid/megaraid_sas_fusion.h
index d78d76112501..ddeea0ee2834 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.h
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.h
@@ -1,34 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Linux MegaRAID driver for SAS based RAID controllers
*
* Copyright (c) 2009-2013 LSI Corporation
- * Copyright (c) 2013-2014 Avago Technologies
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ * Copyright (c) 2013-2016 Avago Technologies
+ * Copyright (c) 2016-2018 Broadcom Inc.
*
* FILE: megaraid_sas_fusion.h
*
- * Authors: Avago Technologies
+ * Authors: Broadcom Inc.
* Manoj Jose
* Sumant Patro
- * Kashyap Desai <kashyap.desai@avagotech.com>
- * Sumit Saxena <sumit.saxena@avagotech.com>
- *
- * Send feedback to: megaraidlinux.pdl@avagotech.com
+ * Kashyap Desai <kashyap.desai@broadcom.com>
+ * Sumit Saxena <sumit.saxena@broadcom.com>
*
- * Mail to: Avago Technologies, 350 West Trimble Road, Building 90,
- * San Jose, California 95131
+ * Send feedback to: megaraidlinux.pdl@broadcom.com
*/
#ifndef _MEGARAID_SAS_FUSION_H_
@@ -51,6 +37,8 @@
#define HOST_DIAG_RESET_ADAPTER 0x4
#define MEGASAS_FUSION_MAX_RESET_TRIES 3
#define MAX_MSIX_QUEUES_FUSION 128
+#define RDPQ_MAX_INDEX_IN_ONE_CHUNK 16
+#define RDPQ_MAX_CHUNK_COUNT (MAX_MSIX_QUEUES_FUSION / RDPQ_MAX_INDEX_IN_ONE_CHUNK)
/* Invader defines */
#define MPI2_TYPE_CUDA 0x2
@@ -87,7 +75,8 @@ enum MR_RAID_FLAGS_IO_SUB_TYPE {
MR_RAID_FLAGS_IO_SUB_TYPE_RMW_P = 3,
MR_RAID_FLAGS_IO_SUB_TYPE_RMW_Q = 4,
MR_RAID_FLAGS_IO_SUB_TYPE_CACHE_BYPASS = 6,
- MR_RAID_FLAGS_IO_SUB_TYPE_LDIO_BW_LIMIT = 7
+ MR_RAID_FLAGS_IO_SUB_TYPE_LDIO_BW_LIMIT = 7,
+ MR_RAID_FLAGS_IO_SUB_TYPE_R56_DIV_OFFLOAD = 8
};
/*
@@ -100,15 +89,11 @@ enum MR_RAID_FLAGS_IO_SUB_TYPE {
#define MEGASAS_FP_CMD_LEN 16
#define MEGASAS_FUSION_IN_RESET 0
-#define THRESHOLD_REPLY_COUNT 50
+#define MEGASAS_FUSION_OCR_NOT_POSSIBLE 1
#define RAID_1_PEER_CMDS 2
#define JBOD_MAPS_COUNT 2
-
-enum MR_FUSION_ADAPTER_TYPE {
- THUNDERBOLT_SERIES = 0,
- INVADER_SERIES = 1,
- VENTURA_SERIES = 2,
-};
+#define MEGASAS_REDUCE_QD_COUNT 64
+#define IOC_INIT_FRAME_SIZE 4096
/*
* Raid Context structure which describes MegaRAID specific IO Parameters
@@ -156,12 +141,15 @@ struct RAID_CONTEXT_G35 {
u16 timeout_value; /* 0x02 -0x03 */
u16 routing_flags; // 0x04 -0x05 routing flags
u16 virtual_disk_tgt_id; /* 0x06 -0x07 */
- u64 reg_lock_row_lba; /* 0x08 - 0x0F */
+ __le64 reg_lock_row_lba; /* 0x08 - 0x0F */
u32 reg_lock_length; /* 0x10 - 0x13 */
- union {
- u16 next_lmid; /* 0x14 - 0x15 */
- u16 peer_smid; /* used for the raid 1/10 fp writes */
- } smid;
+ union { // flow specific
+ u16 rmw_op_index; /* 0x14 - 0x15, R5/6 RMW: rmw operation index*/
+ u16 peer_smid; /* 0x14 - 0x15, R1 Write: peer smid*/
+ u16 r56_arm_map; /* 0x14 - 0x15, Unused [15], LogArm[14:10], P-Arm[9:5], Q-Arm[4:0] */
+
+ } flow_specific;
+
u8 ex_status; /* 0x16 : OUT */
u8 status; /* 0x17 status */
u8 raid_flags; /* 0x18 resvd[7:6], ioSubType[5:4],
@@ -252,6 +240,13 @@ union RAID_CONTEXT_UNION {
#define RAID_CTX_SPANARM_SPAN_SHIFT (5)
#define RAID_CTX_SPANARM_SPAN_MASK (0xE0)
+/* LogArm[14:10], P-Arm[9:5], Q-Arm[4:0] */
+#define RAID_CTX_R56_Q_ARM_MASK (0x1F)
+#define RAID_CTX_R56_P_ARM_SHIFT (5)
+#define RAID_CTX_R56_P_ARM_MASK (0x3E0)
+#define RAID_CTX_R56_LOG_ARM_SHIFT (10)
+#define RAID_CTX_R56_LOG_ARM_MASK (0x7C00)
+
/* number of bits per index in U32 TrackStream */
#define BITS_PER_INDEX_STREAM 4
#define INVALID_STREAM_NUM 16
@@ -531,7 +526,10 @@ struct MPI2_RAID_SCSI_IO_REQUEST {
__le32 Control; /* 0x3C */
union MPI2_SCSI_IO_CDB_UNION CDB; /* 0x40 */
union RAID_CONTEXT_UNION RaidContext; /* 0x60 */
- union MPI2_SGE_IO_UNION SGL; /* 0x80 */
+ union {
+ union MPI2_SGE_IO_UNION SGL; /* 0x80 */
+ DECLARE_FLEX_ARRAY(union MPI2_SGE_IO_UNION, SGLs);
+ };
};
/*
@@ -727,6 +725,8 @@ struct MPI2_IOC_INIT_REQUEST {
#define MR_DCMD_CTRL_SHARED_HOST_MEM_ALLOC 0x010e8485 /* SR-IOV HB alloc*/
#define MR_DCMD_LD_VF_MAP_GET_ALL_LDS_111 0x03200200
#define MR_DCMD_LD_VF_MAP_GET_ALL_LDS 0x03150200
+#define MR_DCMD_CTRL_SNAPDUMP_GET_PROPERTIES 0x01200100
+#define MR_DCMD_CTRL_DEVICE_LIST_GET 0x01190600
struct MR_DEV_HANDLE_INFO {
__le16 curDevHdl;
@@ -777,7 +777,7 @@ struct MR_SPAN_BLOCK_INFO {
struct MR_CPU_AFFINITY_MASK {
union {
struct {
-#ifndef MFI_BIG_ENDIAN
+#ifndef __BIG_ENDIAN_BITFIELD
u8 hw_path:1;
u8 cpu0:1;
u8 cpu1:1;
@@ -868,9 +868,20 @@ struct MR_LD_RAID {
u8 regTypeReqOnRead;
__le16 seqNum;
- struct {
- u32 ldSyncRequired:1;
- u32 reserved:31;
+struct {
+#ifndef __BIG_ENDIAN_BITFIELD
+ u32 ldSyncRequired:1;
+ u32 regTypeReqOnReadIsValid:1;
+ u32 isEPD:1;
+ u32 enableSLDOnAllRWIOs:1;
+ u32 reserved:28;
+#else
+ u32 reserved:28;
+ u32 enableSLDOnAllRWIOs:1;
+ u32 isEPD:1;
+ u32 regTypeReqOnReadIsValid:1;
+ u32 ldSyncRequired:1;
+#endif
} flags;
u8 LUN[8]; /* 0x24 8 byte LUN field used for SCSI IO's */
@@ -881,7 +892,7 @@ struct MR_LD_RAID {
/* 0x30 - 0x33, Logical block size for the LD */
u32 logical_block_length;
struct {
-#ifndef MFI_BIG_ENDIAN
+#ifndef __BIG_ENDIAN_BITFIELD
/* 0x34, P_I_EXPONENT from READ CAPACITY 16 */
u32 ld_pi_exp:4;
/* 0x34, LOGICAL BLOCKS PER PHYSICAL
@@ -934,7 +945,7 @@ struct MR_FW_RAID_MAP {
u8 reserved2[7];
struct MR_ARRAY_INFO arMapInfo[MAX_RAIDMAP_ARRAYS];
struct MR_DEV_HANDLE_INFO devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES];
- struct MR_LD_SPAN_MAP ldSpanMap[1];
+ struct MR_LD_SPAN_MAP ldSpanMap[];
};
struct IO_REQUEST_INFO {
@@ -954,6 +965,7 @@ struct IO_REQUEST_INFO {
u8 pd_after_lb;
u16 r1_alt_dev_handle; /* raid 1/10 only */
bool ra_capable;
+ u8 data_arms;
};
struct MR_LD_TARGET_SYNC {
@@ -1044,7 +1056,7 @@ struct MR_FW_RAID_MAP_DYNAMIC {
struct MR_RAID_MAP_DESC_TABLE
raid_map_desc_table[RAID_MAP_DESC_TYPE_COUNT];
/* Variable Size buffer containing all data */
- u32 raid_map_desc_data[1];
+ u32 raid_map_desc_data[];
}; /* Dynamicaly sized RAID MAp structure */
#define IEEE_SGE_FLAGS_ADDR_MASK (0x03)
@@ -1065,6 +1077,9 @@ struct MR_FW_RAID_MAP_DYNAMIC {
#define MPI26_IEEE_SGE_FLAGS_NSF_NVME_PRP (0x08)
#define MPI26_IEEE_SGE_FLAGS_NSF_NVME_SGL (0x10)
+#define MEGASAS_DEFAULT_SNAP_DUMP_WAIT_TIME 15
+#define MEGASAS_MAX_SNAP_DUMP_WAIT_TIME 60
+
struct megasas_register_set;
struct megasas_instance;
@@ -1135,9 +1150,13 @@ typedef struct LOG_BLOCK_SPAN_INFO {
} LD_SPAN_INFO, *PLD_SPAN_INFO;
struct MR_FW_RAID_MAP_ALL {
- struct MR_FW_RAID_MAP raidMap;
- struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES - 1];
+ /* Must be last --ends in a flexible-array member. */
+ TRAILING_OVERLAP(struct MR_FW_RAID_MAP, raidMap, ldSpanMap,
+ struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES];
+ );
} __attribute__ ((packed));
+static_assert(offsetof(struct MR_FW_RAID_MAP_ALL, raidMap.ldSpanMap) ==
+ offsetof(struct MR_FW_RAID_MAP_ALL, ldSpanMap));
struct MR_DRV_RAID_MAP {
/* total size of this structure, including this field.
@@ -1170,7 +1189,7 @@ struct MR_DRV_RAID_MAP {
devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES_DYN];
u16 ldTgtIdToLd[MAX_LOGICAL_DRIVES_DYN];
struct MR_ARRAY_INFO arMapInfo[MAX_API_ARRAYS_DYN];
- struct MR_LD_SPAN_MAP ldSpanMap[1];
+ struct MR_LD_SPAN_MAP ldSpanMap[];
};
@@ -1179,10 +1198,13 @@ struct MR_DRV_RAID_MAP {
* And it is mainly for code re-use purpose.
*/
struct MR_DRV_RAID_MAP_ALL {
-
- struct MR_DRV_RAID_MAP raidMap;
- struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_DYN - 1];
+ /* Must be last --ends in a flexible-array member. */
+ TRAILING_OVERLAP(struct MR_DRV_RAID_MAP, raidMap, ldSpanMap,
+ struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_DYN];
+ );
} __packed;
+static_assert(offsetof(struct MR_DRV_RAID_MAP_ALL, raidMap.ldSpanMap) ==
+ offsetof(struct MR_DRV_RAID_MAP_ALL, ldSpanMap));
@@ -1237,7 +1259,7 @@ struct MR_PD_CFG_SEQ {
struct MR_PD_CFG_SEQ_NUM_SYNC {
__le32 size;
__le32 count;
- struct MR_PD_CFG_SEQ seq[1];
+ struct MR_PD_CFG_SEQ seq[];
} __packed;
/* stream detection */
@@ -1270,6 +1292,12 @@ struct MPI2_IOC_INIT_RDPQ_ARRAY_ENTRY {
u32 Reserved2;
};
+struct rdpq_alloc_detail {
+ struct dma_pool *dma_pool_ptr;
+ dma_addr_t pool_entry_phys;
+ union MPI2_REPLY_DESCRIPTORS_UNION *pool_entry_virt;
+};
+
struct fusion_context {
struct megasas_cmd_fusion **cmd_list;
dma_addr_t req_frames_desc_phys;
@@ -1282,9 +1310,16 @@ struct fusion_context {
struct dma_pool *sg_dma_pool;
struct dma_pool *sense_dma_pool;
+ u8 *sense;
+ dma_addr_t sense_phys_addr;
+
+ atomic_t busy_mq_poll[MAX_MSIX_QUEUES_FUSION];
+
dma_addr_t reply_frames_desc_phys[MAX_MSIX_QUEUES_FUSION];
union MPI2_REPLY_DESCRIPTORS_UNION *reply_frames_desc[MAX_MSIX_QUEUES_FUSION];
+ struct rdpq_alloc_detail rdpq_tracker[RDPQ_MAX_CHUNK_COUNT];
struct dma_pool *reply_frames_desc_pool;
+ struct dma_pool *reply_frames_desc_pool_align;
u16 last_reply_idx[MAX_MSIX_QUEUES_FUSION];
@@ -1318,9 +1353,14 @@ struct fusion_context {
u8 fast_path_io;
struct LD_LOAD_BALANCE_INFO *load_balance_info;
u32 load_balance_info_pages;
- LD_SPAN_INFO log_to_span[MAX_LOGICAL_DRIVES_EXT];
- u8 adapter_type;
+ LD_SPAN_INFO *log_to_span;
+ u32 log_to_span_pages;
struct LD_STREAM_DETECT **stream_detect_by_ld;
+ dma_addr_t ioc_init_request_phys;
+ struct MPI2_IOC_INIT_REQUEST *ioc_init_request;
+ struct megasas_cmd *ioc_init_cmd;
+ bool pcie_bw_limitation;
+ bool r56_div_offload;
};
union desc_value {
@@ -1331,6 +1371,25 @@ union desc_value {
} u;
};
+enum CMD_RET_VALUES {
+ REFIRE_CMD = 1,
+ COMPLETE_CMD = 2,
+ RETURN_CMD = 3,
+};
+
+struct MR_SNAPDUMP_PROPERTIES {
+ u8 offload_num;
+ u8 max_num_supported;
+ u8 cur_num_supported;
+ u8 trigger_min_num_sec_before_ocr;
+ u8 reserved[12];
+};
+
+struct megasas_debugfs_buffer {
+ void *buf;
+ u32 len;
+};
+
void megasas_free_cmds_fusion(struct megasas_instance *instance);
int megasas_ioc_init_fusion(struct megasas_instance *instance);
u8 megasas_get_map_info(struct megasas_instance *instance);
generated by cgit (git 2.34.1) at 2025-12-26 23:19:52 +0000