Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753821AbcLFXCW (ORCPT ); Tue, 6 Dec 2016 18:02:22 -0500 Received: from mail-qt0-f182.google.com ([209.85.216.182]:36639 "EHLO mail-qt0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753086AbcLFXAq (ORCPT ); Tue, 6 Dec 2016 18:00:46 -0500 From: Sasikumar Chandrasekaran To: jejb@kernel.org, hch@infradead.org Cc: linux-scsi@vger.kernel.org, Sathya.Prakash@broadcom.com, linux-kernel@vger.kernel.org, christopher.owens@broadcom.com, kiran-kumar.kasturi@broadcom.com, thenzl@redhat.com, sasikumar.pc@broadcom.com Subject: [PATCH V4 06/11] megaraid_sas: Dynamic Raid Map Changes for SAS3.5 Generic Megaraid Controllers Date: Tue, 6 Dec 2016 18:00:15 -0500 Message-Id: <1481065220-18431-7-git-send-email-sasikumar.pc@broadcom.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1481065220-18431-1-git-send-email-sasikumar.pc@broadcom.com> References: <1481065220-18431-1-git-send-email-sasikumar.pc@broadcom.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 49727 Lines: 1333 SAS3.5 Generic Megaraid Controllers FW will support new dynamic RaidMap to have different sizes for different number of supported VDs. This patch is depending on patch 5 Signed-off-by: Sasikumar Chandrasekaran --- drivers/scsi/megaraid/megaraid_sas.h | 7 + drivers/scsi/megaraid/megaraid_sas_base.c | 61 ++++-- drivers/scsi/megaraid/megaraid_sas_fp.c | 303 ++++++++++++++++++++++++---- drivers/scsi/megaraid/megaraid_sas_fusion.c | 223 ++++++++++++++++---- drivers/scsi/megaraid/megaraid_sas_fusion.h | 240 ++++++++++++++++++---- 5 files changed, 699 insertions(+), 135 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index f4d6a94..3e087ab 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -1434,6 +1434,12 @@ enum FW_BOOT_CONTEXT { #define MR_MAX_REPLY_QUEUES_EXT_OFFSET_SHIFT 14 #define MR_MAX_MSIX_REG_ARRAY 16 #define MR_RDPQ_MODE_OFFSET 0X00800000 + +#define MR_MAX_RAID_MAP_SIZE_OFFSET_SHIFT 16 +#define MR_MAX_RAID_MAP_SIZE_MASK 0x1FF +#define MR_MIN_MAP_SIZE 0x10000 +/* 64k */ + #define MR_CAN_HANDLE_SYNC_CACHE_OFFSET 0X01000000 /* @@ -2152,6 +2158,7 @@ struct megasas_instance { bool fw_sync_cache_support; bool is_ventura; bool msix_combined; + u16 max_raid_mapsize; }; struct MR_LD_VF_MAP { u32 size; diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index c52f7be..3f06b57 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -4424,8 +4424,7 @@ int megasas_alloc_cmds(struct megasas_instance *instance) static void megasas_update_ext_vd_details(struct megasas_instance *instance) { struct fusion_context *fusion; - u32 old_map_sz; - u32 new_map_sz; + u32 ventura_map_sz = 0; fusion = instance->ctrl_context; /* For MFI based controllers return dummy success */ @@ -4455,21 +4454,39 @@ static void megasas_update_ext_vd_details(struct megasas_instance *instance) instance->supportmax256vd ? "Extended VD(240 VD)firmware" : "Legacy(64 VD) firmware"); - old_map_sz = sizeof(struct MR_FW_RAID_MAP) + - (sizeof(struct MR_LD_SPAN_MAP) * - (instance->fw_supported_vd_count - 1)); - new_map_sz = sizeof(struct MR_FW_RAID_MAP_EXT); - fusion->drv_map_sz = sizeof(struct MR_DRV_RAID_MAP) + - (sizeof(struct MR_LD_SPAN_MAP) * - (instance->drv_supported_vd_count - 1)); - - fusion->max_map_sz = max(old_map_sz, new_map_sz); + if (instance->max_raid_mapsize) { + ventura_map_sz = instance->max_raid_mapsize * + MR_MIN_MAP_SIZE; /* 64k */ + fusion->current_map_sz = ventura_map_sz; + fusion->max_map_sz = ventura_map_sz; + } else { + fusion->old_map_sz = sizeof(struct MR_FW_RAID_MAP) + + (sizeof(struct MR_LD_SPAN_MAP) * + (instance->fw_supported_vd_count - 1)); + fusion->new_map_sz = sizeof(struct MR_FW_RAID_MAP_EXT); + fusion->max_map_sz = + max(fusion->old_map_sz, fusion->new_map_sz); - if (instance->supportmax256vd) - fusion->current_map_sz = new_map_sz; - else - fusion->current_map_sz = old_map_sz; + if (instance->supportmax256vd) + fusion->current_map_sz = fusion->new_map_sz; + else + fusion->current_map_sz = fusion->old_map_sz; + } + /* irrespective of FW raid maps, driver raid map is constant */ + fusion->drv_map_sz = sizeof(struct MR_DRV_RAID_MAP_ALL); +#if VD_EXT_DEBUG + dev_info(&instance->pdev->dev, "instance->max_raid_mapsize 0x%x \n ", + instance->max_raid_mapsize); + dev_info(&instance->pdev->dev, + "new_map_sz = 0x%x, old_map_sz = 0x%x, " + "ventura_map_sz = 0x%x, current_map_sz = 0x%x " + "fusion->drv_map_sz =0x%x, size of driver raid map 0x%lx\n", + fusion->new_map_sz, fusion->old_map_sz, + ventura_map_sz, fusion->current_map_sz, + fusion->drv_map_sz, + sizeof(struct MR_DRV_RAID_MAP_ALL)); +#endif } /** @@ -5010,7 +5027,7 @@ static int megasas_init_fw(struct megasas_instance *instance) { u32 max_sectors_1; u32 max_sectors_2; - u32 tmp_sectors, msix_enable, scratch_pad_2; + u32 tmp_sectors, msix_enable, scratch_pad_2, scratch_pad_3; resource_size_t base_addr; struct megasas_register_set __iomem *reg_set; struct megasas_ctrl_info *ctrl_info = NULL; @@ -5086,7 +5103,17 @@ static int megasas_init_fw(struct megasas_instance *instance) goto fail_ready_state; } - + if (instance->is_ventura) { + scratch_pad_3 = + readl(&instance->reg_set->outbound_scratch_pad_3); +#if VD_EXT_DEBUG + dev_info(&instance->pdev->dev, "scratch_pad3 0x%x\n", + scratch_pad_3); +#endif + instance->max_raid_mapsize = ((scratch_pad_3 >> + MR_MAX_RAID_MAP_SIZE_OFFSET_SHIFT) & + MR_MAX_RAID_MAP_SIZE_MASK); + } /* Check if MSI-X is supported while in ready state */ msix_enable = (instance->instancet->read_fw_status_reg(reg_set) & diff --git a/drivers/scsi/megaraid/megaraid_sas_fp.c b/drivers/scsi/megaraid/megaraid_sas_fp.c index eb9ff44..a6957a3 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fp.c +++ b/drivers/scsi/megaraid/megaraid_sas_fp.c @@ -179,18 +179,204 @@ void MR_PopulateDrvRaidMap(struct megasas_instance *instance) struct fusion_context *fusion = instance->ctrl_context; struct MR_FW_RAID_MAP_ALL *fw_map_old = NULL; struct MR_FW_RAID_MAP *pFwRaidMap = NULL; - int i; + int i, j; u16 ld_count; + struct MR_FW_RAID_MAP_DYNAMIC *fw_map_dyn; + struct MR_FW_RAID_MAP_EXT *fw_map_ext; + struct MR_RAID_MAP_DESC_TABLE *desc_table; struct MR_DRV_RAID_MAP_ALL *drv_map = fusion->ld_drv_map[(instance->map_id & 1)]; struct MR_DRV_RAID_MAP *pDrvRaidMap = &drv_map->raidMap; + void *raid_map_data = NULL; + + memset(drv_map, 0, fusion->drv_map_sz); + memset(pDrvRaidMap->ldTgtIdToLd, + 0xff, (sizeof(u16) * MAX_LOGICAL_DRIVES_DYN)); + + if (instance->max_raid_mapsize) { + fw_map_dyn = fusion->ld_map[(instance->map_id & 1)]; +#if VD_EXT_DEBUG + dev_dbg(&instance->pdev->dev, + " raidMapSize 0x%x fw_map_dyn->descTableOffset 0x%x, " + " descTableSize 0x%x descTableNumElements 0x%x\n", + le32_to_cpu(fw_map_dyn->raid_map_size), + le32_to_cpu(fw_map_dyn->desc_table_offset), + le32_to_cpu(fw_map_dyn->desc_table_size), + le32_to_cpu(fw_map_dyn->desc_table_num_elements)); + dev_dbg(&instance->pdev->dev, + "drv map %p ldCount %d\n", drv_map, fw_map_dyn->ld_count); +#endif + desc_table = + (struct MR_RAID_MAP_DESC_TABLE *)((void *)fw_map_dyn + + le32_to_cpu(fw_map_dyn->desc_table_offset)); + if (desc_table != fw_map_dyn->raid_map_desc_table) { + dev_err(&instance->pdev->dev, + "offsets of desc table are not matching returning " + " FW raid map has been changed: desc %p original %p\n", + desc_table, fw_map_dyn->raid_map_desc_table); + } + ld_count = (u16)le16_to_cpu(fw_map_dyn->ld_count); + pDrvRaidMap->ldCount = (__le16)cpu_to_le16(ld_count); + pDrvRaidMap->fpPdIoTimeoutSec = fw_map_dyn->fp_pd_io_timeout_sec; + pDrvRaidMap->totalSize = sizeof(struct MR_DRV_RAID_MAP_ALL); + /* point to actual data starting point*/ + raid_map_data = (void *)fw_map_dyn + + le32_to_cpu(fw_map_dyn->desc_table_offset) + + le32_to_cpu(fw_map_dyn->desc_table_size); + + for (i = 0; i < le32_to_cpu(fw_map_dyn->desc_table_num_elements); ++i) { + if (!desc_table) { + dev_err(&instance->pdev->dev, + "desc table is null, coming out %p \n", desc_table); + return; + } +#if VD_EXT_DEBUG + dev_err(&instance->pdev->dev, + "desc table %p \n", desc_table); + dev_err(&instance->pdev->dev, + "raidmap type %d, raidmapOffset 0x%x, " + " raid map number of elements 0%x, raidmapsize 0x%x\n", + desc_table->raid_map_desc_type, + desc_table->raid_map_desc_offset, + desc_table->raid_map_desc_elements, + desc_table->raid_map_desc_buffer_size); +#endif + switch (le32_to_cpu(desc_table->raid_map_desc_type)) { + case RAID_MAP_DESC_TYPE_DEVHDL_INFO: + fw_map_dyn->dev_hndl_info = (struct MR_DEV_HANDLE_INFO *) + (raid_map_data + + le32_to_cpu(desc_table->raid_map_desc_offset)); +#if VD_EXT_DEBUG + dev_err(&instance->pdev->dev, + "devHndlInfo address %p\n", + fw_map_dyn->dev_hndl_info); +#endif + memcpy(pDrvRaidMap->devHndlInfo, fw_map_dyn->dev_hndl_info, + sizeof(struct MR_DEV_HANDLE_INFO) * + le32_to_cpu(desc_table->raid_map_desc_elements)); + break; + case RAID_MAP_DESC_TYPE_TGTID_INFO: + fw_map_dyn->ld_tgt_id_to_ld = (u16 *) (raid_map_data + + le32_to_cpu(desc_table->raid_map_desc_offset)); +#if VD_EXT_DEBUG + dev_err(&instance->pdev->dev, + "ldTgtIdToLd address %p\n", + fw_map_dyn->ld_tgt_id_to_ld); +#endif + for (j = 0; j < le32_to_cpu(desc_table->raid_map_desc_elements); j++) { + pDrvRaidMap->ldTgtIdToLd[j] = + fw_map_dyn->ld_tgt_id_to_ld[j]; +#if VD_EXT_DEBUG + dev_err(&instance->pdev->dev, + " %d drv ldTgtIdToLd %d\n", + j, pDrvRaidMap->ldTgtIdToLd[j]); +#endif + } + break; + case RAID_MAP_DESC_TYPE_ARRAY_INFO: + fw_map_dyn->ar_map_info = (struct MR_ARRAY_INFO *) + (raid_map_data + le32_to_cpu(desc_table->raid_map_desc_offset)); +#if VD_EXT_DEBUG + dev_err(&instance->pdev->dev, + "arMapInfo address %p\n", + fw_map_dyn->ar_map_info); +#endif + + memcpy(pDrvRaidMap->arMapInfo, + fw_map_dyn->ar_map_info, + sizeof(struct MR_ARRAY_INFO) * + le32_to_cpu(desc_table->raid_map_desc_elements)); + break; + case RAID_MAP_DESC_TYPE_SPAN_INFO: + fw_map_dyn->ld_span_map = (struct MR_LD_SPAN_MAP *) + (raid_map_data + le32_to_cpu(desc_table->raid_map_desc_offset)); + memcpy(pDrvRaidMap->ldSpanMap, + fw_map_dyn->ld_span_map, + sizeof(struct MR_LD_SPAN_MAP) * + le32_to_cpu(desc_table->raid_map_desc_elements)); +#if VD_EXT_DEBUG + dev_err(&instance->pdev->dev, + "ldSpanMap address %p\n", + fw_map_dyn->ld_span_map); + dev_err(&instance->pdev->dev, + "MR_LD_SPAN_MAP size 0x%lx\n", sizeof(struct MR_LD_SPAN_MAP)); + for (j = 0; j < ld_count; j++) { + printk(KERN_DEBUG "megaraid_sas(%d) : fw_map_dyn->ldSpanMap[%d].ldRaid.targetId 0x%x fw_map_dyn->ldSpanMap[%d].ldRaid.seqNum 0x%x size 0x%x\n", + j, j, fw_map_dyn->ld_span_map[j].ldRaid.targetId, j, + fw_map_dyn->ld_span_map[j].ldRaid.seqNum, + (u32)fw_map_dyn->ld_span_map[j].ldRaid.rowSize); + printk(KERN_DEBUG "megaraid_sas(%d) :pDrvRaidMap->ldSpanMap[%d].ldRaid.targetId 0x%x pDrvRaidMap->ldSpanMap[%d].ldRaid.seqNum 0x%x size 0x%x\n", + j, j, pDrvRaidMap->ldSpanMap[j].ldRaid.targetId, j, + pDrvRaidMap->ldSpanMap[j].ldRaid.seqNum, + (u32)pDrvRaidMap->ldSpanMap[j].ldRaid.rowSize); + printk(KERN_DEBUG "megaraid_sas(%d) : drv raid map all %p raid map %p LD RAID MAP %p/%p\n", + instance->unique_id, drv_map, pDrvRaidMap, + &fw_map_dyn->ld_span_map[j].ldRaid, + &pDrvRaidMap->ldSpanMap[j].ldRaid); + } +#endif + break; + default: + dev_err(&instance->pdev->dev, + "wrong number of desctableElements %d\n", + fw_map_dyn->desc_table_num_elements); + } + ++desc_table; + } + + } else if (instance->supportmax256vd) { + fw_map_ext = + (struct MR_FW_RAID_MAP_EXT *) fusion->ld_map[(instance->map_id & 1)]; + ld_count = (u16)le16_to_cpu(fw_map_ext->ldCount); + if (ld_count > MAX_LOGICAL_DRIVES_EXT) { + printk(KERN_DEBUG "megaraid_sas: LD count exposed in RAID map in not valid\n"); + return; + } +#if VD_EXT_DEBUG + for (i = 0; i < ld_count; i++) { + printk(KERN_DEBUG "megaraid_sas(%d) :Index 0x%x Target Id 0x%x Seq Num 0x%x Size 0/%llx\n", + instance->unique_id, + i, fw_map_ext->ldSpanMap[i].ldRaid.targetId, + fw_map_ext->ldSpanMap[i].ldRaid.seqNum, + fw_map_ext->ldSpanMap[i].ldRaid.size); + } +#endif + + pDrvRaidMap->ldCount = (__le16)cpu_to_le16(ld_count); + pDrvRaidMap->fpPdIoTimeoutSec = + fw_map_ext->fpPdIoTimeoutSec; + for (i = 0; i < (MAX_LOGICAL_DRIVES_EXT); i++) + pDrvRaidMap->ldTgtIdToLd[i] = + (u16)fw_map_ext->ldTgtIdToLd[i]; + memcpy(pDrvRaidMap->ldSpanMap, + fw_map_ext->ldSpanMap, + sizeof(struct MR_LD_SPAN_MAP) * + ld_count); +#if VD_EXT_DEBUG + for (i = 0; i < ld_count; i++) { + printk(KERN_DEBUG "megaraid_sas(%d) : fw_map_ext->ldSpanMap[%d].ldRaid.targetId 0x%x fw_map_ext->ldSpanMap[%d].ldRaid.seqNum 0x%x size 0x%x\n", + i, i, fw_map_ext->ldSpanMap[i].ldRaid.targetId, i, + fw_map_ext->ldSpanMap[i].ldRaid.seqNum, + (u32)fw_map_ext->ldSpanMap[i].ldRaid.rowSize); + printk(KERN_DEBUG "megaraid_sas(%d) : pDrvRaidMap->ldSpanMap[%d].ldRaid.targetId 0x%x" + "pDrvRaidMap->ldSpanMap[%d].ldRaid.seqNum 0x%x size 0x%x\n", + i, i, pDrvRaidMap->ldSpanMap[i].ldRaid.targetId, i, + pDrvRaidMap->ldSpanMap[i].ldRaid.seqNum, + (u32)pDrvRaidMap->ldSpanMap[i].ldRaid.rowSize); + printk(KERN_DEBUG "megaraid_sas(%d) : drv raid map all %p raid map %p LD RAID MAP %p %p\n", + instance->unique_id, drv_map, pDrvRaidMap, + &fw_map_ext->ldSpanMap[i].ldRaid, + &pDrvRaidMap->ldSpanMap[i].ldRaid); + } +#endif + memcpy(pDrvRaidMap->arMapInfo, fw_map_ext->arMapInfo, + sizeof(struct MR_ARRAY_INFO) * MAX_API_ARRAYS_EXT); + memcpy(pDrvRaidMap->devHndlInfo, fw_map_ext->devHndlInfo, + sizeof(struct MR_DEV_HANDLE_INFO) * + MAX_RAIDMAP_PHYSICAL_DEVICES); - if (instance->supportmax256vd) { - memcpy(fusion->ld_drv_map[instance->map_id & 1], - fusion->ld_map[instance->map_id & 1], - fusion->current_map_sz); /* New Raid map will not set totalSize, so keep expected value * for legacy code in ValidateMapInfo */ @@ -213,16 +399,12 @@ void MR_PopulateDrvRaidMap(struct megasas_instance *instance) } #endif - memset(drv_map, 0, fusion->drv_map_sz); pDrvRaidMap->totalSize = pFwRaidMap->totalSize; pDrvRaidMap->ldCount = (__le16)cpu_to_le16(ld_count); pDrvRaidMap->fpPdIoTimeoutSec = pFwRaidMap->fpPdIoTimeoutSec; for (i = 0; i < MAX_RAIDMAP_LOGICAL_DRIVES + MAX_RAIDMAP_VIEWS; i++) pDrvRaidMap->ldTgtIdToLd[i] = (u8)pFwRaidMap->ldTgtIdToLd[i]; - for (i = (MAX_RAIDMAP_LOGICAL_DRIVES + MAX_RAIDMAP_VIEWS); - i < MAX_LOGICAL_DRIVES_EXT; i++) - pDrvRaidMap->ldTgtIdToLd[i] = 0xff; for (i = 0; i < ld_count; i++) { pDrvRaidMap->ldSpanMap[i] = pFwRaidMap->ldSpanMap[i]; #if VD_EXT_DEBUG @@ -279,7 +461,9 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance) lbInfo = fusion->load_balance_info; ldSpanInfo = fusion->log_to_span; - if (instance->supportmax256vd) + if (instance->max_raid_mapsize) + expected_size = sizeof(struct MR_DRV_RAID_MAP_ALL); + else if (instance->supportmax256vd) expected_size = sizeof(struct MR_FW_RAID_MAP_EXT); else expected_size = @@ -287,8 +471,10 @@ u8 MR_ValidateMapInfo(struct megasas_instance *instance) (sizeof(struct MR_LD_SPAN_MAP) * le16_to_cpu(pDrvRaidMap->ldCount))); if (le32_to_cpu(pDrvRaidMap->totalSize) != expected_size) { - dev_err(&instance->pdev->dev, "map info structure size 0x%x is not matching with ld count\n", - (unsigned int) expected_size); + dev_err(&instance->pdev->dev, "megasas: map info structure" + " size 0x%x is not matching expected size 0x%x\n", + le32_to_cpu(pDrvRaidMap->totalSize), + (unsigned int) expected_size); dev_err(&instance->pdev->dev, "megasas: span map %x, pDrvRaidMap->totalSize : %x\n", (unsigned int)sizeof(struct MR_LD_SPAN_MAP), le32_to_cpu(pDrvRaidMap->totalSize)); @@ -787,7 +973,7 @@ static u8 mr_spanset_get_phy_params(struct megasas_instance *instance, u32 ld, ((fusion->adapter_type == THUNDERBOLT_SERIES) || ((fusion->adapter_type == INVADER_SERIES) && (raid->regTypeReqOnRead != REGION_TYPE_UNUSED)))) - pRAID_Context->regLockFlags = REGION_TYPE_EXCLUSIVE; + pRAID_Context->reg_lock_flags = REGION_TYPE_EXCLUSIVE; else if (raid->level == 1) { physArm = physArm + 1; pd = MR_ArPdGet(arRef, physArm, map); @@ -797,9 +983,16 @@ static u8 mr_spanset_get_phy_params(struct megasas_instance *instance, u32 ld, } *pdBlock += stripRef + le64_to_cpu(MR_LdSpanPtrGet(ld, span, map)->startBlk); - pRAID_Context->spanArm = (span << RAID_CTX_SPANARM_SPAN_SHIFT) | - physArm; - io_info->span_arm = pRAID_Context->spanArm; + if (instance->is_ventura) { + ((struct RAID_CONTEXT_G35 *) pRAID_Context)->span_arm = + (span << RAID_CTX_SPANARM_SPAN_SHIFT) | physArm; + io_info->span_arm = + (span << RAID_CTX_SPANARM_SPAN_SHIFT) | physArm; + } else { + pRAID_Context->span_arm = + (span << RAID_CTX_SPANARM_SPAN_SHIFT) | physArm; + io_info->span_arm = pRAID_Context->span_arm; + } return retval; } @@ -891,7 +1084,7 @@ u8 MR_GetPhyParams(struct megasas_instance *instance, u32 ld, u64 stripRow, ((fusion->adapter_type == THUNDERBOLT_SERIES) || ((fusion->adapter_type == INVADER_SERIES) && (raid->regTypeReqOnRead != REGION_TYPE_UNUSED)))) - pRAID_Context->regLockFlags = REGION_TYPE_EXCLUSIVE; + pRAID_Context->reg_lock_flags = REGION_TYPE_EXCLUSIVE; else if (raid->level == 1) { /* Get alternate Pd. */ physArm = physArm + 1; @@ -903,9 +1096,16 @@ u8 MR_GetPhyParams(struct megasas_instance *instance, u32 ld, u64 stripRow, } *pdBlock += stripRef + le64_to_cpu(MR_LdSpanPtrGet(ld, span, map)->startBlk); - pRAID_Context->spanArm = (span << RAID_CTX_SPANARM_SPAN_SHIFT) | - physArm; - io_info->span_arm = pRAID_Context->spanArm; + if (instance->is_ventura) { + ((struct RAID_CONTEXT_G35 *) pRAID_Context)->span_arm = + (span << RAID_CTX_SPANARM_SPAN_SHIFT) | physArm; + io_info->span_arm = + (span << RAID_CTX_SPANARM_SPAN_SHIFT) | physArm; + } else { + pRAID_Context->span_arm = + (span << RAID_CTX_SPANARM_SPAN_SHIFT) | physArm; + io_info->span_arm = pRAID_Context->span_arm; + } return retval; } @@ -1109,20 +1309,20 @@ u8 MR_GetPhyParams(struct megasas_instance *instance, u32 ld, u64 stripRow, regSize += stripSize; } - pRAID_Context->timeoutValue = + pRAID_Context->timeout_value = cpu_to_le16(raid->fpIoTimeoutForLd ? raid->fpIoTimeoutForLd : map->raidMap.fpPdIoTimeoutSec); if (fusion->adapter_type == INVADER_SERIES) - pRAID_Context->regLockFlags = (isRead) ? + pRAID_Context->reg_lock_flags = (isRead) ? raid->regTypeReqOnRead : raid->regTypeReqOnWrite; - else - pRAID_Context->regLockFlags = (isRead) ? + else if (!instance->is_ventura) + pRAID_Context->reg_lock_flags = (isRead) ? REGION_TYPE_SHARED_READ : raid->regTypeReqOnWrite; - pRAID_Context->VirtualDiskTgtId = raid->targetId; - pRAID_Context->regLockRowLBA = cpu_to_le64(regStart); - pRAID_Context->regLockLength = cpu_to_le32(regSize); - pRAID_Context->configSeqNum = raid->seqNum; + pRAID_Context->virtual_disk_tgt_id = raid->targetId; + pRAID_Context->reg_lock_row_lba = cpu_to_le64(regStart); + pRAID_Context->reg_lock_length = cpu_to_le32(regSize); + pRAID_Context->config_seq_num = raid->seqNum; /* save pointer to raid->LUN array */ *raidLUN = raid->LUN; @@ -1140,6 +1340,14 @@ u8 MR_GetPhyParams(struct megasas_instance *instance, u32 ld, u64 stripRow, /* If IO on an invalid Pd, then FP is not possible.*/ if (io_info->devHandle == cpu_to_le16(MR_PD_INVALID)) io_info->fpOkForIo = FALSE; + /* if FP possible, set the SLUD bit in + * regLockFlags for ventura + */ + else if ((instance->is_ventura) && !isRead && + (raid->writeMode == MR_RL_WRITE_BACK_MODE) && + raid->capability.fp_cache_bypass_capable) + ((struct RAID_CONTEXT_G35 *) pRAID_Context)->routing_flags.bits.sld + = 1; /* set raid 1/10 fast path write capable bit in io_info */ if (io_info->fpOkForIo && (io_info->r1_alt_dev_handle != MR_PD_INVALID) && @@ -1319,6 +1527,7 @@ u8 megasas_get_best_arm_pd(struct megasas_instance *instance, struct fusion_context *fusion; struct MR_LD_RAID *raid; struct MR_DRV_RAID_MAP_ALL *drv_map; + u16 pd1_dev_handle; u16 pend0, pend1, ld; u64 diff0, diff1; u8 bestArm, pd0, pd1, span, arm; @@ -1344,23 +1553,37 @@ u8 megasas_get_best_arm_pd(struct megasas_instance *instance, pd1 = MR_ArPdGet(arRef, (arm + 1) >= span_row_size ? (arm + 1 - span_row_size) : arm + 1, drv_map); - /* get the pending cmds for the data and mirror arms */ - pend0 = atomic_read(&lbInfo->scsi_pending_cmds[pd0]); - pend1 = atomic_read(&lbInfo->scsi_pending_cmds[pd1]); + /* Get PD1 Dev Handle */ - /* Determine the disk whose head is nearer to the req. block */ - diff0 = ABS_DIFF(block, lbInfo->last_accessed_block[pd0]); - diff1 = ABS_DIFF(block, lbInfo->last_accessed_block[pd1]); - bestArm = (diff0 <= diff1 ? arm : arm ^ 1); + pd1_dev_handle = MR_PdDevHandleGet(pd1, drv_map); - if ((bestArm == arm && pend0 > pend1 + lb_pending_cmds) || + if (pd1_dev_handle == MR_PD_INVALID) { + bestArm = arm; + } else { + /* get the pending cmds for the data and mirror arms */ + pend0 = atomic_read(&lbInfo->scsi_pending_cmds[pd0]); + pend1 = atomic_read(&lbInfo->scsi_pending_cmds[pd1]); + + /* Determine the disk whose head is nearer to the req. block */ + diff0 = ABS_DIFF(block, lbInfo->last_accessed_block[pd0]); + diff1 = ABS_DIFF(block, lbInfo->last_accessed_block[pd1]); + /*bestArm = diff0<=diff1 ? arm : arm ^ 1;*/ + bestArm = (diff0 <= diff1 ? arm : arm ^ 1); + + /* Make balance count from 16 to 4 to + * keep driver in sync with Firmware + */ + if ((bestArm == arm && pend0 > pend1 + lb_pending_cmds) || (bestArm != arm && pend1 > pend0 + lb_pending_cmds)) - bestArm ^= 1; + bestArm ^= 1; + + /* Update the last accessed block on the correct pd */ + io_info->span_arm = + (span << RAID_CTX_SPANARM_SPAN_SHIFT) | bestArm; + io_info->pd_after_lb = (bestArm == arm) ? pd0 : pd1; + } - /* Update the last accessed block on the correct pd */ - io_info->pd_after_lb = (bestArm == arm) ? pd0 : pd1; lbInfo->last_accessed_block[io_info->pd_after_lb] = block + count - 1; - io_info->span_arm = (span << RAID_CTX_SPANARM_SPAN_SHIFT) | bestArm; #if SPAN_DEBUG if (arm != bestArm) dev_dbg(&instance->pdev->dev, "LSI Debug R1 Load balance " diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 2fcd5cd..58f86aa 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -1834,7 +1834,7 @@ static void megasas_stream_detect(struct megasas_instance *instance, struct megasas_cmd_fusion *cmd) { u8 fp_possible; - u32 start_lba_lo, start_lba_hi, device_id, datalength = 0; + u32 start_lba_lo, start_lba_hi, device_id, datalength = 0, ld; struct MPI2_RAID_SCSI_IO_REQUEST *io_request; union MEGASAS_REQUEST_DESCRIPTOR_UNION *req_desc; struct IO_REQUEST_INFO io_info; @@ -1842,16 +1842,18 @@ static void megasas_stream_detect(struct megasas_instance *instance, struct MR_DRV_RAID_MAP_ALL *local_map_ptr; u8 *raidLUN; unsigned long spinlock_flags; + union RAID_CONTEXT_UNION *praid_context; + struct MR_LD_RAID *raid; device_id = MEGASAS_DEV_INDEX(scp); fusion = instance->ctrl_context; io_request = cmd->io_request; - io_request->RaidContext.raid_context.VirtualDiskTgtId = + io_request->RaidContext.raid_context.virtual_disk_tgt_id = cpu_to_le16(device_id); io_request->RaidContext.raid_context.status = 0; - io_request->RaidContext.raid_context.exStatus = 0; + io_request->RaidContext.raid_context.ex_status = 0; req_desc = (union MEGASAS_REQUEST_DESCRIPTOR_UNION *)cmd->request_desc; @@ -1920,10 +1922,12 @@ static void megasas_stream_detect(struct megasas_instance *instance, io_info.isRead = 1; local_map_ptr = fusion->ld_drv_map[(instance->map_id & 1)]; + ld = MR_TargetIdToLdGet(device_id, local_map_ptr); + raid = MR_LdRaidGet(ld, local_map_ptr); if ((MR_TargetIdToLdGet(device_id, local_map_ptr) >= instance->fw_supported_vd_count) || (!fusion->fast_path_io)) { - io_request->RaidContext.raid_context.regLockFlags = 0; + io_request->RaidContext.raid_context.reg_lock_flags = 0; fp_possible = 0; } else { if (MR_BuildRaidContext(instance, &io_info, @@ -1950,6 +1954,8 @@ static void megasas_stream_detect(struct megasas_instance *instance, fp_possible = false; } + praid_context = &io_request->RaidContext; + if (fp_possible) { megasas_set_pd_lba(io_request, scp->cmd_len, &io_info, scp, local_map_ptr, start_lba_lo); @@ -1958,18 +1964,26 @@ static void megasas_stream_detect(struct megasas_instance *instance, (MPI2_REQ_DESCRIPT_FLAGS_FP_IO << MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT); if (fusion->adapter_type == INVADER_SERIES) { - if (io_request->RaidContext.raid_context.regLockFlags == + if (io_request->RaidContext.raid_context.reg_lock_flags == REGION_TYPE_UNUSED) cmd->request_desc->SCSIIO.RequestFlags = (MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK << MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT); - io_request->RaidContext.raid_context.Type + io_request->RaidContext.raid_context.type = MPI2_TYPE_CUDA; io_request->RaidContext.raid_context.nseg = 0x1; io_request->IoFlags |= cpu_to_le16(MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH); - io_request->RaidContext.raid_context.regLockFlags |= + io_request->RaidContext.raid_context.reg_lock_flags |= (MR_RL_FLAGS_GRANT_DESTINATION_CUDA | MR_RL_FLAGS_SEQ_NUM_ENABLE); + } else if (instance->is_ventura) { + io_request->RaidContext.raid_context_g35.type + = MPI2_TYPE_CUDA; + io_request->RaidContext.raid_context_g35.nseg = 0x1; + io_request->RaidContext.raid_context_g35.routing_flags.bits.sqn + = 1; + io_request->IoFlags |= + cpu_to_le16(MPI25_SAS_DEVICE0_FLAGS_ENABLED_FAST_PATH); } if ((fusion->load_balance_info[device_id].loadBalanceFlag) && (io_info.isRead)) { @@ -1979,6 +1993,13 @@ static void megasas_stream_detect(struct megasas_instance *instance, &io_info); scp->SCp.Status |= MEGASAS_LOAD_BALANCE_FLAG; cmd->pd_r1_lb = io_info.pd_after_lb; + if (instance->is_ventura) + io_request->RaidContext.raid_context_g35.span_arm + = io_info.span_arm; + else + io_request->RaidContext.raid_context.span_arm + = io_info.span_arm; + } else scp->SCp.Status &= ~MEGASAS_LOAD_BALANCE_FLAG; @@ -1997,28 +2018,98 @@ static void megasas_stream_detect(struct megasas_instance *instance, io_request->DevHandle = io_info.devHandle; /* populate the LUN field */ memcpy(io_request->LUN, raidLUN, 8); + if (instance->is_ventura) { + if (io_info.isRead) { + if ((raid->cpuAffinity.pdRead.cpu0) && + (raid->cpuAffinity.pdRead.cpu1)) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_FCFS; + else if (raid->cpuAffinity.pdRead.cpu1) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_1; + else + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_0; + } else { + if ((raid->cpuAffinity.pdWrite.cpu0) + && (raid->cpuAffinity.pdWrite.cpu1)) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_FCFS; + else if (raid->cpuAffinity.pdWrite.cpu1) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_1; + else + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_0; + if (praid_context->raid_context_g35.routing_flags.bits.sld) { + praid_context->raid_context_g35.raid_flags + = (MR_RAID_FLAGS_IO_SUB_TYPE_CACHE_BYPASS + << MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_SHIFT); + } + } + } } else { - io_request->RaidContext.raid_context.timeoutValue = + io_request->RaidContext.raid_context.timeout_value = cpu_to_le16(local_map_ptr->raidMap.fpPdIoTimeoutSec); cmd->request_desc->SCSIIO.RequestFlags = (MEGASAS_REQ_DESCRIPT_FLAGS_LD_IO << MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT); if (fusion->adapter_type == INVADER_SERIES) { if (io_info.do_fp_rlbypass || - (io_request->RaidContext.raid_context.regLockFlags + (io_request->RaidContext.raid_context.reg_lock_flags == REGION_TYPE_UNUSED)) cmd->request_desc->SCSIIO.RequestFlags = (MEGASAS_REQ_DESCRIPT_FLAGS_NO_LOCK << MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT); - io_request->RaidContext.raid_context.Type + io_request->RaidContext.raid_context.type = MPI2_TYPE_CUDA; - io_request->RaidContext.raid_context.regLockFlags |= + io_request->RaidContext.raid_context.reg_lock_flags |= (MR_RL_FLAGS_GRANT_DESTINATION_CPU0 | MR_RL_FLAGS_SEQ_NUM_ENABLE); io_request->RaidContext.raid_context.nseg = 0x1; + } else if (instance->is_ventura) { + io_request->RaidContext.raid_context_g35.type + = MPI2_TYPE_CUDA; + io_request->RaidContext.raid_context_g35.routing_flags.bits.sqn + = 1; + io_request->RaidContext.raid_context_g35.nseg = 0x1; } io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST; io_request->DevHandle = cpu_to_le16(device_id); + + if (instance->is_ventura) { + if (io_info.isRead) { + if ((raid->cpuAffinity.ldRead.cpu0) + && (raid->cpuAffinity.ldRead.cpu1)) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_FCFS; + else if (raid->cpuAffinity.ldRead.cpu1) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_1; + else + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_0; + } else { + if ((raid->cpuAffinity.ldWrite.cpu0) && + (raid->cpuAffinity.ldWrite.cpu1)) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_FCFS; + else if (raid->cpuAffinity.ldWrite.cpu1) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_1; + else + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_0; + + if (io_request->RaidContext.raid_context_g35.stream_detected + && (raid->level == 5) + && (raid->writeMode == MR_RL_WRITE_THROUGH_MODE)) { + if (praid_context->raid_context_g35.routing_flags.bits.cpu_sel == MR_RAID_CTX_CPUSEL_FCFS) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_0; + } + } + } } /* Not FP */ } @@ -2053,9 +2144,9 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance, /* get RAID_Context pointer */ pRAID_Context = &io_request->RaidContext.raid_context; /* Check with FW team */ - pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id); - pRAID_Context->regLockRowLBA = 0; - pRAID_Context->regLockLength = 0; + pRAID_Context->virtual_disk_tgt_id = cpu_to_le16(device_id); + pRAID_Context->reg_lock_row_lba = 0; + pRAID_Context->reg_lock_length = 0; if (fusion->fast_path_io && ( device_id < instance->fw_supported_vd_count)) { @@ -2074,7 +2165,7 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance, io_request->Function = MEGASAS_MPI2_FUNCTION_LD_IO_REQUEST; io_request->DevHandle = cpu_to_le16(device_id); io_request->LUN[1] = scmd->device->lun; - pRAID_Context->timeoutValue = + pRAID_Context->timeout_value = cpu_to_le16 (scmd->request->timeout / HZ); cmd->request_desc->SCSIIO.RequestFlags = (MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO << @@ -2082,9 +2173,10 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance, } else { /* set RAID context values */ - pRAID_Context->configSeqNum = raid->seqNum; - pRAID_Context->regLockFlags = REGION_TYPE_SHARED_READ; - pRAID_Context->timeoutValue = cpu_to_le16(raid->fpIoTimeoutForLd); + pRAID_Context->config_seq_num = raid->seqNum; + if (!instance->is_ventura) + pRAID_Context->reg_lock_flags = REGION_TYPE_SHARED_READ; + pRAID_Context->timeout_value = cpu_to_le16(raid->fpIoTimeoutForLd); /* get the DevHandle for the PD (since this is fpNonRWCapable, this is a single disk RAID0) */ @@ -2139,12 +2231,12 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance, io_request = cmd->io_request; /* get RAID_Context pointer */ pRAID_Context = &io_request->RaidContext.raid_context; - pRAID_Context->regLockFlags = 0; - pRAID_Context->regLockRowLBA = 0; - pRAID_Context->regLockLength = 0; + pRAID_Context->reg_lock_flags = 0; + pRAID_Context->reg_lock_row_lba = 0; + pRAID_Context->reg_lock_length = 0; io_request->DataLength = cpu_to_le32(scsi_bufflen(scmd)); io_request->LUN[1] = scmd->device->lun; - pRAID_Context->RAIDFlags = MR_RAID_FLAGS_IO_SUB_TYPE_SYSTEM_PD + pRAID_Context->raid_flags = MR_RAID_FLAGS_IO_SUB_TYPE_SYSTEM_PD << MR_RAID_CTX_RAID_FLAGS_IO_SUB_TYPE_SHIFT; /* If FW supports PD sequence number */ @@ -2153,24 +2245,28 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance, /* TgtId must be incremented by 255 as jbod seq number is index * below raid map */ - pRAID_Context->VirtualDiskTgtId = + pRAID_Context->virtual_disk_tgt_id = cpu_to_le16(device_id + (MAX_PHYSICAL_DEVICES - 1)); - pRAID_Context->configSeqNum = pd_sync->seq[pd_index].seqNum; + pRAID_Context->config_seq_num = pd_sync->seq[pd_index].seqNum; io_request->DevHandle = pd_sync->seq[pd_index].devHandle; - pRAID_Context->regLockFlags |= + if (instance->is_ventura) + io_request->RaidContext.raid_context_g35.routing_flags.bits.sqn + = 1; + else + pRAID_Context->reg_lock_flags |= (MR_RL_FLAGS_SEQ_NUM_ENABLE|MR_RL_FLAGS_GRANT_DESTINATION_CUDA); - pRAID_Context->Type = MPI2_TYPE_CUDA; + pRAID_Context->type = MPI2_TYPE_CUDA; pRAID_Context->nseg = 0x1; } else if (fusion->fast_path_io) { - pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id); - pRAID_Context->configSeqNum = 0; + pRAID_Context->virtual_disk_tgt_id = cpu_to_le16(device_id); + pRAID_Context->config_seq_num = 0; local_map_ptr = fusion->ld_drv_map[(instance->map_id & 1)]; io_request->DevHandle = local_map_ptr->raidMap.devHndlInfo[device_id].curDevHdl; } else { /* Want to send all IO via FW path */ - pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id); - pRAID_Context->configSeqNum = 0; + pRAID_Context->virtual_disk_tgt_id = cpu_to_le16(device_id); + pRAID_Context->config_seq_num = 0; io_request->DevHandle = cpu_to_le16(0xFFFF); } @@ -2186,14 +2282,14 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance, cmd->request_desc->SCSIIO.RequestFlags = (MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO << MEGASAS_REQ_DESCRIPT_FLAGS_TYPE_SHIFT); - pRAID_Context->timeoutValue = cpu_to_le16(os_timeout_value); - pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id); + pRAID_Context->timeout_value = cpu_to_le16(os_timeout_value); + pRAID_Context->virtual_disk_tgt_id = cpu_to_le16(device_id); } else { /* system pd Fast Path */ io_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST; timeout_limit = (scmd->device->type == TYPE_DISK) ? 255 : 0xFFFF; - pRAID_Context->timeoutValue = + pRAID_Context->timeout_value = cpu_to_le16((os_timeout_value > timeout_limit) ? timeout_limit : os_timeout_value); if (fusion->adapter_type == INVADER_SERIES) @@ -2232,8 +2328,8 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance, io_request->Control = 0; io_request->EEDPBlockSize = 0; io_request->ChainOffset = 0; - io_request->RaidContext.raid_context.RAIDFlags = 0; - io_request->RaidContext.raid_context.Type = 0; + io_request->RaidContext.raid_context.raid_flags = 0; + io_request->RaidContext.raid_context.type = 0; io_request->RaidContext.raid_context.nseg = 0; memcpy(io_request->CDB.CDB32, scp->cmnd, scp->cmd_len); @@ -2278,11 +2374,16 @@ static void megasas_build_ld_nonrw_fusion(struct megasas_instance *instance, return 1; } - /* numSGE store lower 8 bit of sge_count. - * numSGEExt store higher 8 bit of sge_count - */ - io_request->RaidContext.raid_context.numSGE = sge_count; - io_request->RaidContext.raid_context.numSGEExt = (u8)(sge_count >> 8); + if (instance->is_ventura) + io_request->RaidContext.raid_context_g35.num_sge = sge_count; + else { + /* numSGE store lower 8 bit of sge_count. + * numSGEExt store higher 8 bit of sge_count + */ + io_request->RaidContext.raid_context.num_sge = sge_count; + io_request->RaidContext.raid_context.num_sge_ext = + (u8)(sge_count >> 8); + } io_request->SGLFlags = cpu_to_le16(MPI2_SGE_FLAGS_64_BIT_ADDRESSING); @@ -2331,6 +2432,10 @@ void megasas_fpio_to_ldio(struct megasas_instance *instance, struct megasas_cmd_fusion *cmd, struct scsi_cmnd *scmd) { struct fusion_context *fusion; + union RAID_CONTEXT_UNION *praid_context; + struct MR_LD_RAID *raid; + struct MR_DRV_RAID_MAP_ALL *local_map_ptr; + u32 device_id, ld; fusion = instance->ctrl_context; cmd->request_desc->SCSIIO.RequestFlags = @@ -2354,6 +2459,35 @@ void megasas_fpio_to_ldio(struct megasas_instance *instance, cmd->io_request->Control = 0; cmd->io_request->EEDPBlockSize = 0; cmd->is_raid_1_fp_write = 0; + + device_id = MEGASAS_DEV_INDEX(cmd->scmd); + local_map_ptr = fusion->ld_drv_map[(instance->map_id & 1)]; + ld = MR_TargetIdToLdGet(device_id, local_map_ptr); + raid = MR_LdRaidGet(ld, local_map_ptr); + praid_context = &cmd->io_request->RaidContext; + if (cmd->scmd->sc_data_direction == PCI_DMA_FROMDEVICE) { + if ((raid->cpuAffinity.ldRead.cpu0) + && (raid->cpuAffinity.ldRead.cpu1)) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_FCFS; + else if (raid->cpuAffinity.ldRead.cpu1) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_1; + else + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_0; + } else { + if ((raid->cpuAffinity.ldWrite.cpu0) + && (raid->cpuAffinity.ldWrite.cpu1)) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_FCFS; + else if (raid->cpuAffinity.ldWrite.cpu1) + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_1; + else + praid_context->raid_context_g35.routing_flags.bits.cpu_sel + = MR_RAID_CTX_CPUSEL_0; + } } /*megasas_prepate_secondRaid1_IO * It prepares the raid 1 second IO @@ -2491,6 +2625,7 @@ void megasas_prepare_secondRaid1_IO(struct megasas_instance *instance, * corresponds to single R1/10 LD are always same * */ + /* driver side count always should be less than max_fw_cmds * to get new command */ @@ -2588,7 +2723,7 @@ void megasas_prepare_secondRaid1_IO(struct megasas_instance *instance, scmd_local = cmd_fusion->scmd; status = scsi_io_req->RaidContext.raid_context.status; - extStatus = scsi_io_req->RaidContext.raid_context.exStatus; + extStatus = scsi_io_req->RaidContext.raid_context.ex_status; sense = cmd_fusion->sense; data_length = scsi_io_req->DataLength; @@ -2656,13 +2791,13 @@ void megasas_prepare_secondRaid1_IO(struct megasas_instance *instance, status = r1_cmd->io_request->RaidContext.raid_context.status; extStatus = - r1_cmd->io_request->RaidContext.raid_context.exStatus; + r1_cmd->io_request->RaidContext.raid_context.ex_status; data_length = r1_cmd->io_request->DataLength; sense = r1_cmd->sense; } r1_cmd->io_request->RaidContext.raid_context.status = 0; - r1_cmd->io_request->RaidContext.raid_context.exStatus = 0; + r1_cmd->io_request->RaidContext.raid_context.ex_status = 0; cmd_fusion->is_raid_1_fp_write = 0; r1_cmd->is_raid_1_fp_write = 0; r1_cmd->cmd_completed = false; @@ -2674,7 +2809,7 @@ void megasas_prepare_secondRaid1_IO(struct megasas_instance *instance, extStatus, data_length, sense); scsi_io_req->RaidContext.raid_context.status = 0; - scsi_io_req->RaidContext.raid_context.exStatus + scsi_io_req->RaidContext.raid_context.ex_status = 0; megasas_return_cmd_fusion(instance, cmd_fusion); scsi_dma_unmap(scmd_local); diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.h b/drivers/scsi/megaraid/megaraid_sas_fusion.h index 5590c1d..cb42655 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.h +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.h @@ -59,6 +59,8 @@ #define MR_RL_FLAGS_GRANT_DESTINATION_CPU1 0x10 #define MR_RL_FLAGS_GRANT_DESTINATION_CUDA 0x80 #define MR_RL_FLAGS_SEQ_NUM_ENABLE 0x8 +#define MR_RL_WRITE_THROUGH_MODE 0x00 +#define MR_RL_WRITE_BACK_MODE 0x01 /* T10 PI defines */ #define MR_PROT_INFO_TYPE_CONTROLLER 0x8 @@ -81,6 +83,11 @@ enum MR_RAID_FLAGS_IO_SUB_TYPE { MR_RAID_FLAGS_IO_SUB_TYPE_NONE = 0, MR_RAID_FLAGS_IO_SUB_TYPE_SYSTEM_PD = 1, + MR_RAID_FLAGS_IO_SUB_TYPE_RMW_DATA = 2, + 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 }; /* @@ -109,29 +116,29 @@ enum MR_FUSION_ADAPTER_TYPE { struct RAID_CONTEXT { #if defined(__BIG_ENDIAN_BITFIELD) - u8 nseg:4; - u8 Type:4; + u8 nseg:4; + u8 type:4; #else - u8 Type:4; - u8 nseg:4; + u8 type:4; + u8 nseg:4; #endif - u8 resvd0; - __le16 timeoutValue; - u8 regLockFlags; - u8 resvd1; - __le16 VirtualDiskTgtId; - __le64 regLockRowLBA; - __le32 regLockLength; - __le16 nextLMId; - u8 exStatus; - u8 status; - u8 RAIDFlags; - u8 numSGE; - __le16 configSeqNum; - u8 spanArm; - u8 priority; - u8 numSGEExt; - u8 resvd2; + u8 resvd0; + __le16 timeout_value; + u8 reg_lock_flags; + u8 resvd1; + __le16 virtual_disk_tgt_id; + __le64 reg_lock_row_lba; + __le32 reg_lock_length; + __le16 next_lmid; + u8 ex_status; + u8 status; + u8 raid_flags; + u8 num_sge; + __le16 config_seq_num; + u8 span_arm; + u8 priority; + u8 num_sge_ext; + u8 resvd2; }; /* @@ -187,7 +194,7 @@ struct RAID_CONTEXT_G35 { } smid; u8 ex_status; /* 0x16 : OUT */ u8 status; /* 0x17 status */ - u8 RAIDFlags; /* 0x18 resvd[7:6], ioSubType[5:4], + u8 raid_flags; /* 0x18 resvd[7:6], ioSubType[5:4], * resvd[3:1], preferredCpu[0] */ u8 span_arm; /* 0x1C span[7:5], arm[4:0] */ @@ -672,14 +679,17 @@ struct MPI2_IOC_INIT_REQUEST { #define MAX_RAIDMAP_ROW_SIZE (MAX_ROW_SIZE) #define MAX_LOGICAL_DRIVES 64 #define MAX_LOGICAL_DRIVES_EXT 256 +#define MAX_LOGICAL_DRIVES_DYN 512 #define MAX_RAIDMAP_LOGICAL_DRIVES (MAX_LOGICAL_DRIVES) #define MAX_RAIDMAP_VIEWS (MAX_LOGICAL_DRIVES) #define MAX_ARRAYS 128 #define MAX_RAIDMAP_ARRAYS (MAX_ARRAYS) #define MAX_ARRAYS_EXT 256 #define MAX_API_ARRAYS_EXT (MAX_ARRAYS_EXT) +#define MAX_API_ARRAYS_DYN 512 #define MAX_PHYSICAL_DEVICES 256 #define MAX_RAIDMAP_PHYSICAL_DEVICES (MAX_PHYSICAL_DEVICES) +#define MAX_RAIDMAP_PHYSICAL_DEVICES_DYN 512 #define MR_DCMD_LD_MAP_GET_INFO 0x0300e101 #define MR_DCMD_SYSTEM_PD_MAP_GET_INFO 0x0200e102 #define MR_DCMD_CTRL_SHARED_HOST_MEM_ALLOC 0x010e8485 /* SR-IOV HB alloc*/ @@ -726,12 +736,56 @@ struct MR_SPAN_BLOCK_INFO { struct MR_SPAN_INFO block_span_info; }; +#define MR_RAID_CTX_CPUSEL_0 0 +#define MR_RAID_CTX_CPUSEL_1 1 +#define MR_RAID_CTX_CPUSEL_2 2 +#define MR_RAID_CTX_CPUSEL_3 3 +#define MR_RAID_CTX_CPUSEL_FCFS 0xF + +struct MR_CPU_AFFINITY_MASK { + union { + struct { +#ifndef MFI_BIG_ENDIAN + u8 hw_path:1; + u8 cpu0:1; + u8 cpu1:1; + u8 cpu2:1; + u8 cpu3:1; + u8 reserved:3; +#else + u8 reserved:3; + u8 cpu3:1; + u8 cpu2:1; + u8 cpu1:1; + u8 cpu0:1; + u8 hw_path:1; +#endif + }; + u8 core_mask; + }; +}; + +struct MR_IO_AFFINITY { + union { + struct { + struct MR_CPU_AFFINITY_MASK pdRead; + struct MR_CPU_AFFINITY_MASK pdWrite; + struct MR_CPU_AFFINITY_MASK ldRead; + struct MR_CPU_AFFINITY_MASK ldWrite; + }; + u32 word; + }; + u8 maxCores; /* Total cores + HW Path in ROC */ + u8 reserved[3]; +}; + struct MR_LD_RAID { struct { #if defined(__BIG_ENDIAN_BITFIELD) - u32 reserved4:3; - u32 fp_cache_bypass_capable:1; - u32 fp_rmw_capable:1; + u32 reserved4:2; + u32 fp_cache_bypass_capable:1; + u32 fp_rmw_capable:1; + u32 disable_coalescing:1; u32 fpBypassRegionLock:1; u32 tmCapable:1; u32 fpNonRWCapable:1; @@ -759,9 +813,10 @@ struct MR_LD_RAID { u32 fpNonRWCapable:1; u32 tmCapable:1; u32 fpBypassRegionLock:1; - u32 fp_rmw_capable:1; - u32 fp_cache_bypass_capable:1; - u32 reserved4:3; + u32 disable_coalescing:1; + u32 fp_rmw_capable:1; + u32 fp_cache_bypass_capable:1; + u32 reserved4:2; #endif } capability; __le32 reserved6; @@ -788,7 +843,36 @@ struct MR_LD_RAID { u8 LUN[8]; /* 0x24 8 byte LUN field used for SCSI IO's */ u8 fpIoTimeoutForLd;/*0x2C timeout value used by driver in FP IO*/ - u8 reserved3[0x80-0x2D]; /* 0x2D */ + /* Ox2D This LD accept priority boost of this type */ + u8 ld_accept_priority_type; + u8 reserved2[2]; /* 0x2E - 0x2F */ + /* 0x30 - 0x33, Logical block size for the LD */ + u32 logical_block_length; + struct { +#ifndef MFI_BIG_ENDIAN + /* 0x34, P_I_EXPONENT from READ CAPACITY 16 */ + u32 ld_pi_exp:4; + /* 0x34, LOGICAL BLOCKS PER PHYSICAL + * BLOCK EXPONENT from READ CAPACITY 16 + */ + u32 ld_logical_block_exp:4; + u32 reserved1:24; /* 0x34 */ +#else + u32 reserved1:24; /* 0x34 */ + /* 0x34, LOGICAL BLOCKS PER PHYSICAL + * BLOCK EXPONENT from READ CAPACITY 16 + */ + u32 ld_logical_block_exp:4; + /* 0x34, P_I_EXPONENT from READ CAPACITY 16 */ + u32 ld_pi_exp:4; +#endif + }; /* 0x34 - 0x37 */ + /* 0x38 - 0x3f, This will determine which + * core will process LD IO and PD IO. + */ + struct MR_IO_AFFINITY cpuAffinity; + /* Bit definiations are specified by MR_IO_AFFINITY */ + u8 reserved3[0x80-0x40]; /* 0x40 - 0x7f */ }; struct MR_LD_SPAN_MAP { @@ -846,6 +930,91 @@ struct MR_LD_TARGET_SYNC { __le16 seqNum; }; +/* +* RAID Map descriptor Types. +* Each element should uniquely idetify one data structure in the RAID map +*/ +enum MR_RAID_MAP_DESC_TYPE { + /* MR_DEV_HANDLE_INFO data */ + RAID_MAP_DESC_TYPE_DEVHDL_INFO = 0x0, + /* target to Ld num Index map */ + RAID_MAP_DESC_TYPE_TGTID_INFO = 0x1, + /* MR_ARRAY_INFO data */ + RAID_MAP_DESC_TYPE_ARRAY_INFO = 0x2, + /* MR_LD_SPAN_MAP data */ + RAID_MAP_DESC_TYPE_SPAN_INFO = 0x3, + RAID_MAP_DESC_TYPE_COUNT, +}; + +/* +* This table defines the offset, size and num elements of each descriptor +* type in the RAID Map buffer +*/ +struct MR_RAID_MAP_DESC_TABLE { + /* Raid map descriptor type */ + u32 raid_map_desc_type; + /* Offset into the RAID map buffer where + * descriptor data is saved + */ + u32 raid_map_desc_offset; + /* total size of the + * descriptor buffer + */ + u32 raid_map_desc_buffer_size; + /* Number of elements contained in the + * descriptor buffer + */ + u32 raid_map_desc_elements; +}; + +/* +* Dynamic Raid Map Structure. +*/ +struct MR_FW_RAID_MAP_DYNAMIC { + u32 raid_map_size; /* total size of RAID Map structure */ + u32 desc_table_offset;/* Offset of desc table into RAID map*/ + u32 desc_table_size; /* Total Size of desc table */ + /* Total Number of elements in the desc table */ + u32 desc_table_num_elements; + u64 reserved1; + u32 reserved2[3]; /*future use */ + /* timeout value used by driver in FP IOs */ + u8 fp_pd_io_timeout_sec; + u8 reserved3[3]; + /* when this seqNum increments, driver needs to + * release RMW buffers asap + */ + u32 rmw_fp_seq_num; + u16 ld_count; /* count of lds. */ + u16 ar_count; /* count of arrays */ + u16 span_count; /* count of spans */ + u16 reserved4[3]; +/* +* The below structure of pointers is only to be used by the driver. +* This is added in the ,API to reduce the amount of code changes +* needed in the driver to support dynamic RAID map Firmware should +* not update these pointers while preparing the raid map +*/ + union { + struct { + struct MR_DEV_HANDLE_INFO *dev_hndl_info; + u16 *ld_tgt_id_to_ld; + struct MR_ARRAY_INFO *ar_map_info; + struct MR_LD_SPAN_MAP *ld_span_map; + }; + u64 ptr_structure_size[RAID_MAP_DESC_TYPE_COUNT]; + }; +/* +* RAID Map descriptor table defines the layout of data in the RAID Map. +* The size of the descriptor table itself could change. +*/ + /* Variable Size descriptor Table. */ + 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]; +}; /* Dynamicaly sized RAID MAp structure */ + #define IEEE_SGE_FLAGS_ADDR_MASK (0x03) #define IEEE_SGE_FLAGS_SYSTEM_ADDR (0x00) #define IEEE_SGE_FLAGS_IOCDDR_ADDR (0x01) @@ -955,9 +1124,10 @@ struct MR_DRV_RAID_MAP { __le16 spanCount; __le16 reserve3; - struct MR_DEV_HANDLE_INFO devHndlInfo[MAX_RAIDMAP_PHYSICAL_DEVICES]; - u8 ldTgtIdToLd[MAX_LOGICAL_DRIVES_EXT]; - struct MR_ARRAY_INFO arMapInfo[MAX_API_ARRAYS_EXT]; + struct MR_DEV_HANDLE_INFO + 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]; }; @@ -969,7 +1139,7 @@ struct MR_DRV_RAID_MAP { struct MR_DRV_RAID_MAP_ALL { struct MR_DRV_RAID_MAP raidMap; - struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_EXT - 1]; + struct MR_LD_SPAN_MAP ldSpanMap[MAX_LOGICAL_DRIVES_DYN - 1]; } __packed; @@ -1088,7 +1258,7 @@ struct fusion_context { u8 chain_offset_io_request; u8 chain_offset_mfi_pthru; - struct MR_FW_RAID_MAP_ALL *ld_map[2]; + struct MR_FW_RAID_MAP_DYNAMIC *ld_map[2]; dma_addr_t ld_map_phys[2]; /*Non dma-able memory. Driver local copy.*/ @@ -1096,6 +1266,8 @@ struct fusion_context { u32 max_map_sz; u32 current_map_sz; + u32 old_map_sz; + u32 new_map_sz; u32 drv_map_sz; u32 drv_map_pages; struct MR_PD_CFG_SEQ_NUM_SYNC *pd_seq_sync[JBOD_MAPS_COUNT]; -- 1.8.3.1