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Date: Mon, 28 Sep 2020 18:35:05 +0800
From: ching Huang <ching2048@...ca.com.tw>
To: martin.petersen@...cle.com, James.Bottomley@...senPartnership.com,
linux-scsi@...r.kernel.org,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Cc: dan.carpenter@...cle.com, hch@...radead.org,
Colin King <colin.king@...onical.com>
Subject: [PATCH 3/4] scsi: arcmsr: Add supporting ARC-1886 series Raid
controllers
From: ching Huang <ching2048@...ca.com.tw>
Add supporting ARC-1886 series Raid controllers.
Signed-off-by: ching Huang <ching2048@...ca.com.tw>
---
diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
index 0ae401d..5e32f17 100755
--- a/drivers/scsi/arcmsr/arcmsr.h
+++ b/drivers/scsi/arcmsr/arcmsr.h
@@ -80,6 +80,7 @@ struct device_attribute;
#ifndef PCI_DEVICE_ID_ARECA_1884
#define PCI_DEVICE_ID_ARECA_1884 0x1884
#endif
+#define PCI_DEVICE_ID_ARECA_1886 0x188A
#define ARCMSR_HOURS (1000 * 60 * 60 * 4)
#define ARCMSR_MINUTES (1000 * 60 * 60)
/*
@@ -436,6 +437,21 @@ struct FIRMWARE_INFO
#define ARCMSR_HBEMU_DOORBELL_SYNC 0x100
#define ARCMSR_ARC188X_RESET_ADAPTER 0x00000004
#define ARCMSR_ARC1884_DiagWrite_ENABLE 0x00000080
+
+/*
+*******************************************************************************
+** SPEC. for Areca Type F adapter
+*******************************************************************************
+*/
+#define ARCMSR_SIGNATURE_1886 0x188617D3
+// Doorbell and interrupt definition are same as Type E adapter
+/* ARC-1886 doorbell sync */
+#define ARCMSR_HBFMU_DOORBELL_SYNC 0x100
+//set host rw buffer physical address at inbound message 0, 1 (low,high)
+#define ARCMSR_HBFMU_DOORBELL_SYNC1 0x300
+#define ARCMSR_HBFMU_MESSAGE_FIRMWARE_OK 0x80000000
+#define ARCMSR_HBFMU_MESSAGE_NO_VOLUME_CHANGE 0x20000000
+
/*
*******************************************************************************
** ARECA SCSI COMMAND DESCRIPTOR BLOCK size 0x1F8 (504)
@@ -720,6 +736,80 @@ struct MessageUnit_E{
uint32_t msgcode_rwbuffer[256]; /*2200 23FF*/
};
+/*
+*********************************************************************
+** Messaging Unit (MU) of Type F processor(LSI)
+*********************************************************************
+*/
+struct MessageUnit_F {
+ uint32_t iobound_doorbell; /*0000 0003*/
+ uint32_t write_sequence_3xxx; /*0004 0007*/
+ uint32_t host_diagnostic_3xxx; /*0008 000B*/
+ uint32_t posted_outbound_doorbell; /*000C 000F*/
+ uint32_t master_error_attribute; /*0010 0013*/
+ uint32_t master_error_address_low; /*0014 0017*/
+ uint32_t master_error_address_high; /*0018 001B*/
+ uint32_t hcb_size; /*001C 001F*/
+ uint32_t inbound_doorbell; /*0020 0023*/
+ uint32_t diagnostic_rw_data; /*0024 0027*/
+ uint32_t diagnostic_rw_address_low; /*0028 002B*/
+ uint32_t diagnostic_rw_address_high; /*002C 002F*/
+ uint32_t host_int_status; /*0030 0033*/
+ uint32_t host_int_mask; /*0034 0037*/
+ uint32_t dcr_data; /*0038 003B*/
+ uint32_t dcr_address; /*003C 003F*/
+ uint32_t inbound_queueport; /*0040 0043*/
+ uint32_t outbound_queueport; /*0044 0047*/
+ uint32_t hcb_pci_address_low; /*0048 004B*/
+ uint32_t hcb_pci_address_high; /*004C 004F*/
+ uint32_t iop_int_status; /*0050 0053*/
+ uint32_t iop_int_mask; /*0054 0057*/
+ uint32_t iop_inbound_queue_port; /*0058 005B*/
+ uint32_t iop_outbound_queue_port; /*005C 005F*/
+ uint32_t inbound_free_list_index; /*0060 0063*/
+ uint32_t inbound_post_list_index; /*0064 0067*/
+ uint32_t reply_post_producer_index; /*0068 006B*/
+ uint32_t reply_post_consumer_index; /*006C 006F*/
+ uint32_t inbound_doorbell_clear; /*0070 0073*/
+ uint32_t i2o_message_unit_control; /*0074 0077*/
+ uint32_t last_used_message_source_address_low; /*0078 007B*/
+ uint32_t last_used_message_source_address_high; /*007C 007F*/
+ uint32_t pull_mode_data_byte_count[4]; /*0080 008F*/
+ uint32_t message_dest_address_index; /*0090 0093*/
+ uint32_t done_queue_not_empty_int_counter_timer; /*0094 0097*/
+ uint32_t utility_A_int_counter_timer; /*0098 009B*/
+ uint32_t outbound_doorbell; /*009C 009F*/
+ uint32_t outbound_doorbell_clear; /*00A0 00A3*/
+ uint32_t message_source_address_index; /*00A4 00A7*/
+ uint32_t message_done_queue_index; /*00A8 00AB*/
+ uint32_t reserved0; /*00AC 00AF*/
+ uint32_t inbound_msgaddr0; /*00B0 00B3*/
+ uint32_t inbound_msgaddr1; /*00B4 00B7*/
+ uint32_t outbound_msgaddr0; /*00B8 00BB*/
+ uint32_t outbound_msgaddr1; /*00BC 00BF*/
+ uint32_t inbound_queueport_low; /*00C0 00C3*/
+ uint32_t inbound_queueport_high; /*00C4 00C7*/
+ uint32_t outbound_queueport_low; /*00C8 00CB*/
+ uint32_t outbound_queueport_high; /*00CC 00CF*/
+ uint32_t iop_inbound_queue_port_low; /*00D0 00D3*/
+ uint32_t iop_inbound_queue_port_high; /*00D4 00D7*/
+ uint32_t iop_outbound_queue_port_low; /*00D8 00DB*/
+ uint32_t iop_outbound_queue_port_high; /*00DC 00DF*/
+ uint32_t message_dest_queue_port_low; /*00E0 00E3*/
+ uint32_t message_dest_queue_port_high; /*00E4 00E7*/
+ uint32_t last_used_message_dest_address_low; /*00E8 00EB*/
+ uint32_t last_used_message_dest_address_high; /*00EC 00EF*/
+ uint32_t message_done_queue_base_address_low; /*00F0 00F3*/
+ uint32_t message_done_queue_base_address_high; /*00F4 00F7*/
+ uint32_t host_diagnostic; /*00F8 00FB*/
+ uint32_t write_sequence; /*00FC 00FF*/
+ uint32_t reserved1[46]; /*0100 01B7*/
+ uint32_t reply_post_producer_index1; /*01B8 01BB*/
+ uint32_t reply_post_consumer_index1; /*01BC 01BF*/
+};
+
+#define MESG_RW_BUFFER_SIZE (256 * 3)
+
typedef struct deliver_completeQ {
uint16_t cmdFlag;
uint16_t cmdSMID;
@@ -739,6 +829,7 @@ struct AdapterControlBlock
#define ACB_ADAPTER_TYPE_C 0x00000002 /* hbc L IOP */
#define ACB_ADAPTER_TYPE_D 0x00000003 /* hbd M IOP */
#define ACB_ADAPTER_TYPE_E 0x00000004 /* hba L IOP */
+#define ACB_ADAPTER_TYPE_F 0x00000005 /* hba L IOP */
u32 ioqueue_size;
struct pci_dev * pdev;
struct Scsi_Host * host;
@@ -760,10 +851,16 @@ struct AdapterControlBlock
struct MessageUnit_C __iomem *pmuC;
struct MessageUnit_D *pmuD;
struct MessageUnit_E __iomem *pmuE;
+ struct MessageUnit_F __iomem *pmuF;
};
/* message unit ATU inbound base address0 */
void __iomem *mem_base0;
void __iomem *mem_base1;
+ //0x000 - COMPORT_IN (Host sent to ROC)
+ uint32_t *message_wbuffer;
+ //0x100 - COMPORT_OUT (ROC sent to Host)
+ uint32_t *message_rbuffer;
+ uint32_t *msgcode_rwbuffer; //0x200 - BIOS_AREA
uint32_t acb_flags;
u16 dev_id;
uint8_t adapter_index;
@@ -846,6 +943,7 @@ struct AdapterControlBlock
uint32_t out_doorbell;
uint32_t completionQ_entry;
pCompletion_Q pCompletionQ;
+ uint32_t completeQ_size;
};/* HW_DEVICE_EXTENSION */
/*
*******************************************************************************
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 86f84d7..96e58d3 100755
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -133,6 +133,7 @@ static void arcmsr_hbaC_message_isr(struct AdapterControlBlock *pACB);
static void arcmsr_hbaD_message_isr(struct AdapterControlBlock *acb);
static void arcmsr_hbaE_message_isr(struct AdapterControlBlock *acb);
static void arcmsr_hbaE_postqueue_isr(struct AdapterControlBlock *acb);
+static void arcmsr_hbaF_postqueue_isr(struct AdapterControlBlock *acb);
static void arcmsr_hardware_reset(struct AdapterControlBlock *acb);
static const char *arcmsr_info(struct Scsi_Host *);
static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb);
@@ -209,6 +210,8 @@ static struct pci_device_id arcmsr_device_id_table[] = {
.driver_data = ACB_ADAPTER_TYPE_C},
{PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1884),
.driver_data = ACB_ADAPTER_TYPE_E},
+ {PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1886),
+ .driver_data = ACB_ADAPTER_TYPE_F},
{0, 0}, /* Terminating entry */
};
MODULE_DEVICE_TABLE(pci, arcmsr_device_id_table);
@@ -232,12 +235,12 @@ static void arcmsr_free_io_queue(struct AdapterControlBlock *acb)
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_B:
case ACB_ADAPTER_TYPE_D:
- case ACB_ADAPTER_TYPE_E: {
+ case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:
dma_free_coherent(&acb->pdev->dev, acb->ioqueue_size,
acb->dma_coherent2, acb->dma_coherent_handle2);
break;
}
- }
}
static bool arcmsr_remap_pciregion(struct AdapterControlBlock *acb)
@@ -310,6 +313,19 @@ static bool arcmsr_remap_pciregion(struct AdapterControlBlock *acb)
acb->out_doorbell = 0;
break;
}
+ case ACB_ADAPTER_TYPE_F: {
+ acb->pmuF = ioremap(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0));
+ if (!acb->pmuF) {
+ pr_notice("arcmsr%d: memory mapping region fail \n",
+ acb->host->host_no);
+ return false;
+ }
+ writel(0, &acb->pmuF->host_int_status); /* clear interrupt */
+ writel(ARCMSR_HBFMU_DOORBELL_SYNC, &acb->pmuF->iobound_doorbell);
+ acb->in_doorbell = 0;
+ acb->out_doorbell = 0;
+ break;
+ }
}
return true;
}
@@ -333,6 +349,9 @@ static void arcmsr_unmap_pciregion(struct AdapterControlBlock *acb)
case ACB_ADAPTER_TYPE_E:
iounmap(acb->pmuE);
break;
+ case ACB_ADAPTER_TYPE_F:
+ iounmap(acb->pmuF);
+ break;
}
}
@@ -561,6 +580,7 @@ static void arcmsr_flush_adapter_cache(struct AdapterControlBlock *acb)
arcmsr_hbaD_flush_cache(acb);
break;
case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:
arcmsr_hbaE_flush_cache(acb);
break;
}
@@ -618,6 +638,28 @@ static void arcmsr_hbaD_assign_regAddr(struct AdapterControlBlock *acb)
reg->msgcode_rwbuffer = MEM_BASE0(ARCMSR_ARC1214_MESSAGE_RWBUFFER);
}
+static void arcmsr_hbaF_assign_regAddr(struct AdapterControlBlock *acb)
+{
+ dma_addr_t host_buffer_dma;
+ struct MessageUnit_F __iomem *pmuF;
+
+ memset(acb->dma_coherent2, 0xff, acb->completeQ_size);
+ acb->message_wbuffer = (uint32_t *)((((unsigned long)acb->dma_coherent2 +
+ acb->completeQ_size + 3) >> 2) << 2);
+ acb->message_rbuffer = ((void *)acb->message_wbuffer) + 0x100;
+ acb->msgcode_rwbuffer = ((void *)acb->message_wbuffer) + 0x200;
+ memset((void *)acb->message_wbuffer, 0, MESG_RW_BUFFER_SIZE);
+ host_buffer_dma = ((acb->dma_coherent_handle2 + acb->completeQ_size +
+ 3) >> 2) << 2;
+ pmuF = acb->pmuF;
+ /* host buffer low address, bit0:1 all buffer active */
+ writel((uint32_t)(host_buffer_dma | 1), &pmuF->inbound_msgaddr0);
+ /* host buffer high address */
+ writel((uint32_t)(host_buffer_dma >> 32), &pmuF->inbound_msgaddr1);
+ /* set host buffer physical address */
+ writel(ARCMSR_HBFMU_DOORBELL_SYNC1, &pmuF->iobound_doorbell);
+}
+
static bool arcmsr_alloc_io_queue(struct AdapterControlBlock *acb)
{
bool rtn = true;
@@ -671,6 +713,28 @@ static bool arcmsr_alloc_io_queue(struct AdapterControlBlock *acb)
acb->doneq_index = 0;
}
break;
+ case ACB_ADAPTER_TYPE_F: {
+ uint32_t QueueDepth;
+ uint32_t depthTbl[] = {256, 512, 1024, 128, 64, 32};
+
+ arcmsr_wait_firmware_ready(acb);
+ QueueDepth = depthTbl[readl(&acb->pmuF->outbound_msgaddr1) & 7];
+ acb->completeQ_size = sizeof(struct deliver_completeQ) * QueueDepth + 128 ;
+ acb->ioqueue_size = roundup(acb->completeQ_size + MESG_RW_BUFFER_SIZE, 32);
+ dma_coherent = dma_alloc_coherent(&pdev->dev, acb->ioqueue_size,
+ &dma_coherent_handle, GFP_KERNEL);
+ if (!dma_coherent){
+ pr_notice("arcmsr%d: DMA allocation failed\n", acb->host->host_no);
+ return false;
+ }
+ acb->dma_coherent_handle2 = dma_coherent_handle;
+ acb->dma_coherent2 = dma_coherent;
+ acb->pCompletionQ = dma_coherent;
+ acb->completionQ_entry = acb->completeQ_size / sizeof(struct deliver_completeQ);
+ acb->doneq_index = 0;
+ arcmsr_hbaF_assign_regAddr(acb);
+ }
+ break;
default:
break;
}
@@ -705,7 +769,8 @@ static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
acb->host->sg_tablesize = max_sg_entrys;
roundup_ccbsize = roundup(sizeof(struct CommandControlBlock) + (max_sg_entrys - 1) * sizeof(struct SG64ENTRY), 32);
acb->uncache_size = roundup_ccbsize * acb->maxFreeCCB;
- acb->uncache_size += acb->ioqueue_size;
+ if (acb->adapter_type != ACB_ADAPTER_TYPE_F)
+ acb->uncache_size += acb->ioqueue_size;
dma_coherent = dma_alloc_coherent(&pdev->dev, acb->uncache_size, &dma_coherent_handle, GFP_KERNEL);
if(!dma_coherent){
printk(KERN_NOTICE "arcmsr%d: dma_alloc_coherent got error\n", acb->host->host_no);
@@ -728,6 +793,7 @@ static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
case ACB_ADAPTER_TYPE_C:
case ACB_ADAPTER_TYPE_D:
case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:
ccb_tmp->cdb_phyaddr = cdb_phyaddr;
break;
}
@@ -746,8 +812,10 @@ static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
ccb_tmp = (struct CommandControlBlock *)((unsigned long)ccb_tmp + roundup_ccbsize);
dma_coherent_handle = next_ccb_phy;
}
- acb->dma_coherent_handle2 = dma_coherent_handle;
- acb->dma_coherent2 = ccb_tmp;
+ if (acb->adapter_type != ACB_ADAPTER_TYPE_F) {
+ acb->dma_coherent_handle2 = dma_coherent_handle;
+ acb->dma_coherent2 = ccb_tmp;
+ }
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_B:
acb->pmuB = (struct MessageUnit_B *)acb->dma_coherent2;
@@ -813,6 +881,11 @@ static void arcmsr_message_isr_bh_fn(struct work_struct *work)
devicemap = (char __iomem *)(®->msgcode_rwbuffer[21]);
break;
}
+ case ACB_ADAPTER_TYPE_F: {
+ signature = (uint32_t __iomem *)(&acb->msgcode_rwbuffer[0]);
+ devicemap = (char __iomem *)(&acb->msgcode_rwbuffer[21]);
+ break;
+ }
}
if (readl(signature) != ARCMSR_SIGNATURE_GET_CONFIG)
return;
@@ -998,7 +1071,8 @@ static int arcmsr_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if(!error){
goto free_hbb_mu;
}
- arcmsr_free_io_queue(acb);
+ if (acb->adapter_type != ACB_ADAPTER_TYPE_F)
+ arcmsr_free_io_queue(acb);
error = arcmsr_alloc_ccb_pool(acb);
if(error){
goto unmap_pci_region;
@@ -1111,6 +1185,14 @@ static int arcmsr_resume(struct pci_dev *pdev)
acb->out_doorbell = 0;
acb->doneq_index = 0;
break;
+ case ACB_ADAPTER_TYPE_F:
+ writel(0, &acb->pmuF->host_int_status);
+ writel(ARCMSR_HBFMU_DOORBELL_SYNC, &acb->pmuF->iobound_doorbell);
+ acb->in_doorbell = 0;
+ acb->out_doorbell = 0;
+ acb->doneq_index = 0;
+ arcmsr_hbaF_assign_regAddr(acb);
+ break;
}
arcmsr_iop_init(acb);
arcmsr_init_get_devmap_timer(acb);
@@ -1123,6 +1205,8 @@ controller_stop:
controller_unregister:
scsi_remove_host(host);
arcmsr_free_ccb_pool(acb);
+ if (acb->adapter_type == ACB_ADAPTER_TYPE_F)
+ arcmsr_free_io_queue(acb);
arcmsr_unmap_pciregion(acb);
pci_release_regions(pdev);
scsi_host_put(host);
@@ -1215,6 +1299,7 @@ static uint8_t arcmsr_abort_allcmd(struct AdapterControlBlock *acb)
rtnval = arcmsr_hbaD_abort_allcmd(acb);
break;
case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:
rtnval = arcmsr_hbaE_abort_allcmd(acb);
break;
}
@@ -1290,7 +1375,8 @@ static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
writel(ARCMSR_ARC1214_ALL_INT_DISABLE, reg->pcief0_int_enable);
}
break;
- case ACB_ADAPTER_TYPE_E: {
+ case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F: {
struct MessageUnit_E __iomem *reg = acb->pmuE;
orig_mask = readl(®->host_int_mask);
writel(orig_mask | ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR | ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR, ®->host_int_mask);
@@ -1497,6 +1583,9 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
case ACB_ADAPTER_TYPE_E:
arcmsr_hbaE_postqueue_isr(acb);
break;
+ case ACB_ADAPTER_TYPE_F:
+ arcmsr_hbaF_postqueue_isr(acb);
+ break;
}
}
@@ -1551,6 +1640,8 @@ static void arcmsr_free_pcidev(struct AdapterControlBlock *acb)
pdev = acb->pdev;
arcmsr_free_irq(pdev, acb);
arcmsr_free_ccb_pool(acb);
+ if (acb->adapter_type == ACB_ADAPTER_TYPE_F)
+ arcmsr_free_io_queue(acb);
arcmsr_unmap_pciregion(acb);
pci_release_regions(pdev);
scsi_host_put(host);
@@ -1608,6 +1699,8 @@ static void arcmsr_remove(struct pci_dev *pdev)
}
arcmsr_free_irq(pdev, acb);
arcmsr_free_ccb_pool(acb);
+ if (acb->adapter_type == ACB_ADAPTER_TYPE_F)
+ arcmsr_free_io_queue(acb);
arcmsr_unmap_pciregion(acb);
pci_release_regions(pdev);
scsi_host_put(host);
@@ -1685,7 +1778,8 @@ static void arcmsr_enable_outbound_ints(struct AdapterControlBlock *acb,
writel(intmask_org | mask, reg->pcief0_int_enable);
break;
}
- case ACB_ADAPTER_TYPE_E: {
+ case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F: {
struct MessageUnit_E __iomem *reg = acb->pmuE;
mask = ~(ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR | ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR);
@@ -1829,6 +1923,19 @@ static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandContr
writel(ccb_post_stamp, &pmu->inbound_queueport_low);
break;
}
+ case ACB_ADAPTER_TYPE_F: {
+ struct MessageUnit_F __iomem *pmu = acb->pmuF;
+ u32 ccb_post_stamp, arc_cdb_size;
+
+ if (ccb->arc_cdb_size <= 0x300)
+ arc_cdb_size = (ccb->arc_cdb_size - 1) >> 6 | 1;
+ else
+ arc_cdb_size = (((ccb->arc_cdb_size + 0xff) >> 8) + 2) << 1 | 1;
+ ccb_post_stamp = (ccb->smid | arc_cdb_size);
+ writel(0, &pmu->inbound_queueport_high);
+ writel(ccb_post_stamp, &pmu->inbound_queueport_low);
+ break;
+ }
}
}
@@ -1912,6 +2019,7 @@ static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb)
arcmsr_hbaD_stop_bgrb(acb);
break;
case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:
arcmsr_hbaE_stop_bgrb(acb);
break;
}
@@ -1947,7 +2055,8 @@ static void arcmsr_iop_message_read(struct AdapterControlBlock *acb)
reg->inbound_doorbell);
}
break;
- case ACB_ADAPTER_TYPE_E: {
+ case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F: {
struct MessageUnit_E __iomem *reg = acb->pmuE;
acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_DATA_READ_OK;
writel(acb->out_doorbell, ®->iobound_doorbell);
@@ -1993,7 +2102,8 @@ static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb)
reg->inbound_doorbell);
}
break;
- case ACB_ADAPTER_TYPE_E: {
+ case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F: {
struct MessageUnit_E __iomem *reg = acb->pmuE;
acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_DATA_WRITE_OK;
writel(acb->out_doorbell, ®->iobound_doorbell);
@@ -2032,6 +2142,10 @@ struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb)
qbuffer = (struct QBUFFER __iomem *)®->message_rbuffer;
}
break;
+ case ACB_ADAPTER_TYPE_F: {
+ qbuffer = (struct QBUFFER __iomem *)acb->message_rbuffer;
+ }
+ break;
}
return qbuffer;
}
@@ -2066,6 +2180,9 @@ static struct QBUFFER __iomem *arcmsr_get_iop_wqbuffer(struct AdapterControlBloc
pqbuffer = (struct QBUFFER __iomem *)®->message_wbuffer;
}
break;
+ case ACB_ADAPTER_TYPE_F:
+ pqbuffer = (struct QBUFFER __iomem *)acb->message_wbuffer;
+ break;
}
return pqbuffer;
}
@@ -2480,6 +2597,36 @@ static void arcmsr_hbaE_postqueue_isr(struct AdapterControlBlock *acb)
spin_unlock_irqrestore(&acb->doneq_lock, flags);
}
+static void arcmsr_hbaF_postqueue_isr(struct AdapterControlBlock *acb)
+{
+ uint32_t doneq_index;
+ uint16_t cmdSMID;
+ int error;
+ struct MessageUnit_F __iomem *phbcmu;
+ struct CommandControlBlock *ccb;
+ unsigned long flags;
+
+ spin_lock_irqsave(&acb->doneq_lock, flags);
+ doneq_index = acb->doneq_index;
+ phbcmu = acb->pmuF;
+ while (1) {
+ cmdSMID = acb->pCompletionQ[doneq_index].cmdSMID;
+ if (cmdSMID == 0xffff)
+ break;
+ ccb = acb->pccb_pool[cmdSMID];
+ error = (acb->pCompletionQ[doneq_index].cmdFlag &
+ ARCMSR_CCBREPLY_FLAG_ERROR_MODE1) ? true : false;
+ arcmsr_drain_donequeue(acb, ccb, error);
+ acb->pCompletionQ[doneq_index].cmdSMID = 0xffff;
+ doneq_index++;
+ if (doneq_index >= acb->completionQ_entry)
+ doneq_index = 0;
+ }
+ acb->doneq_index = doneq_index;
+ writel(doneq_index, &phbcmu->reply_post_consumer_index);
+ spin_unlock_irqrestore(&acb->doneq_lock, flags);
+}
+
/*
**********************************************************************************
** Handle a message interrupt
@@ -2670,6 +2817,31 @@ static irqreturn_t arcmsr_hbaE_handle_isr(struct AdapterControlBlock *pACB)
return IRQ_HANDLED;
}
+static irqreturn_t arcmsr_hbaF_handle_isr(struct AdapterControlBlock *pACB)
+{
+ uint32_t host_interrupt_status;
+ struct MessageUnit_F __iomem *phbcmu = pACB->pmuF;
+
+ host_interrupt_status = readl(&phbcmu->host_int_status) &
+ (ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR |
+ ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR);
+ if (!host_interrupt_status)
+ return IRQ_NONE;
+ do {
+ /* MU post queue interrupts*/
+ if (host_interrupt_status & ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR) {
+ arcmsr_hbaF_postqueue_isr(pACB);
+ }
+ /* MU ioctl transfer doorbell interrupts*/
+ if (host_interrupt_status & ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR) {
+ arcmsr_hbaE_doorbell_isr(pACB);
+ }
+ host_interrupt_status = readl(&phbcmu->host_int_status);
+ } while (host_interrupt_status & (ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR |
+ ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR));
+ return IRQ_HANDLED;
+}
+
static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
@@ -2683,6 +2855,8 @@ static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb)
return arcmsr_hbaD_handle_isr(acb);
case ACB_ADAPTER_TYPE_E:
return arcmsr_hbaE_handle_isr(acb);
+ case ACB_ADAPTER_TYPE_F:
+ return arcmsr_hbaF_handle_isr(acb);
default:
return IRQ_NONE;
}
@@ -3231,6 +3405,31 @@ static bool arcmsr_hbaE_get_config(struct AdapterControlBlock *pACB)
return true;
}
+static bool arcmsr_hbaF_get_config(struct AdapterControlBlock *pACB)
+{
+ struct MessageUnit_F __iomem *reg = pACB->pmuF;
+ uint32_t intmask_org;
+
+ /* disable all outbound interrupt */
+ intmask_org = readl(®->host_int_mask); /* disable outbound message0 int */
+ writel(intmask_org | ARCMSR_HBEMU_ALL_INTMASKENABLE, ®->host_int_mask);
+ /* wait firmware ready */
+ arcmsr_wait_firmware_ready(pACB);
+ /* post "get config" instruction */
+ writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, ®->inbound_msgaddr0);
+
+ pACB->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
+ writel(pACB->out_doorbell, ®->iobound_doorbell);
+ /* wait message ready */
+ if (!arcmsr_hbaE_wait_msgint_ready(pACB)) {
+ pr_notice("arcmsr%d: wait get adapter firmware "
+ "miscellaneous data timeout\n", pACB->host->host_no);
+ return false;
+ }
+ arcmsr_get_adapter_config(pACB, pACB->msgcode_rwbuffer);
+ return true;
+}
+
static bool arcmsr_get_firmware_spec(struct AdapterControlBlock *acb)
{
bool rtn = false;
@@ -3251,6 +3450,9 @@ static bool arcmsr_get_firmware_spec(struct AdapterControlBlock *acb)
case ACB_ADAPTER_TYPE_E:
rtn = arcmsr_hbaE_get_config(acb);
break;
+ case ACB_ADAPTER_TYPE_F:
+ rtn = arcmsr_hbaF_get_config(acb);
+ break;
default:
break;
}
@@ -3621,6 +3823,7 @@ static int arcmsr_polling_ccbdone(struct AdapterControlBlock *acb,
rtn = arcmsr_hbaD_polling_ccbdone(acb, poll_ccb);
break;
case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:
rtn = arcmsr_hbaE_polling_ccbdone(acb, poll_ccb);
break;
}
@@ -3701,6 +3904,15 @@ static void arcmsr_set_iop_datetime(struct timer_list *t)
writel(pacb->out_doorbell, ®->iobound_doorbell);
break;
}
+ case ACB_ADAPTER_TYPE_F: {
+ struct MessageUnit_F __iomem *reg = pacb->pmuF;
+ pacb->msgcode_rwbuffer[0] = datetime.b.msg_time[0];
+ pacb->msgcode_rwbuffer[1] = datetime.b.msg_time[1];
+ writel(ARCMSR_INBOUND_MESG0_SYNC_TIMER, ®->inbound_msgaddr0);
+ pacb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
+ writel(pacb->out_doorbell, ®->iobound_doorbell);
+ break;
+ }
}
if (sys_tz.tz_minuteswest)
next_time = ARCMSR_HOURS;
@@ -3726,6 +3938,7 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb)
dma_coherent_handle = acb->dma_coherent_handle2;
break;
case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:
dma_coherent_handle = acb->dma_coherent_handle +
offsetof(struct CommandControlBlock, arcmsr_cdb);
break;
@@ -3859,6 +4072,29 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb)
}
}
break;
+ case ACB_ADAPTER_TYPE_F: {
+ struct MessageUnit_F __iomem *reg = acb->pmuF;
+ acb->msgcode_rwbuffer[0] = ARCMSR_SIGNATURE_SET_CONFIG;
+ acb->msgcode_rwbuffer[1] = ARCMSR_SIGNATURE_1886;
+ acb->msgcode_rwbuffer[2] = cdb_phyaddr;
+ acb->msgcode_rwbuffer[3] = cdb_phyaddr_hi32;
+ acb->msgcode_rwbuffer[4] = acb->ccbsize;
+ dma_coherent_handle = acb->dma_coherent_handle2;
+ cdb_phyaddr = (uint32_t)dma_coherent_handle;
+ cdb_phyaddr_hi32 = (uint32_t)(dma_coherent_handle >> 32);
+ acb->msgcode_rwbuffer[5] = cdb_phyaddr;
+ acb->msgcode_rwbuffer[6] = cdb_phyaddr_hi32;
+ acb->msgcode_rwbuffer[7] = acb->completeQ_size;
+ writel(ARCMSR_INBOUND_MESG0_SET_CONFIG, ®->inbound_msgaddr0);
+ acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
+ writel(acb->out_doorbell, ®->iobound_doorbell);
+ if (!arcmsr_hbaE_wait_msgint_ready(acb)) {
+ pr_notice("arcmsr%d: 'set command Q window' timeout \n",
+ acb->host->host_no);
+ return 1;
+ }
+ }
+ break;
}
return 0;
}
@@ -3907,7 +4143,8 @@ static void arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb)
ARCMSR_ARC1214_MESSAGE_FIRMWARE_OK) == 0);
}
break;
- case ACB_ADAPTER_TYPE_E: {
+ case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F: {
struct MessageUnit_E __iomem *reg = acb->pmuE;
do {
if (!(acb->acb_flags & ACB_F_IOP_INITED))
@@ -3955,10 +4192,22 @@ static void arcmsr_request_device_map(struct timer_list *t)
writel(acb->out_doorbell, ®->iobound_doorbell);
break;
}
+ case ACB_ADAPTER_TYPE_F: {
+ struct MessageUnit_F __iomem *reg = acb->pmuF;
+ uint32_t outMsg1 = readl(®->outbound_msgaddr1);
+ if (!(outMsg1 & ARCMSR_HBFMU_MESSAGE_FIRMWARE_OK) ||
+ (outMsg1 & ARCMSR_HBFMU_MESSAGE_NO_VOLUME_CHANGE))
+ goto nxt6s;
+ writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, ®->inbound_msgaddr0);
+ acb->out_doorbell ^= ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE;
+ writel(acb->out_doorbell, ®->iobound_doorbell);
+ break;
+ }
default:
return;
}
acb->acb_flags |= ACB_F_MSG_GET_CONFIG;
+nxt6s:
mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
}
}
@@ -4040,6 +4289,7 @@ static void arcmsr_start_adapter_bgrb(struct AdapterControlBlock *acb)
arcmsr_hbaD_start_bgrb(acb);
break;
case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:
arcmsr_hbaE_start_bgrb(acb);
break;
}
@@ -4119,7 +4369,8 @@ static void arcmsr_clear_doorbell_queue_buffer(struct AdapterControlBlock *acb)
}
}
break;
- case ACB_ADAPTER_TYPE_E: {
+ case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F: {
struct MessageUnit_E __iomem *reg = acb->pmuE;
uint32_t i, tmp;
@@ -4246,7 +4497,8 @@ static bool arcmsr_reset_in_progress(struct AdapterControlBlock *acb)
true : false;
}
break;
- case ACB_ADAPTER_TYPE_E:{
+ case ACB_ADAPTER_TYPE_E:
+ case ACB_ADAPTER_TYPE_F:{
struct MessageUnit_E __iomem *reg = acb->pmuE;
rtn = (readl(®->host_diagnostic_3xxx) &
ARCMSR_ARC188X_RESET_ADAPTER) ? true : false;
@@ -4445,6 +4697,9 @@ static const char *arcmsr_info(struct Scsi_Host *host)
case PCI_DEVICE_ID_ARECA_1884:
type = "SAS/SATA";
break;
+ case PCI_DEVICE_ID_ARECA_1886:
+ type = "NVMe/SAS/SATA";
+ break;
default:
type = "unknown";
raid6 = 0;
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