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Message-ID: <1448421927.4698.22.camel@Centos6.3-64>
Date: Wed, 25 Nov 2015 11:25:27 +0800
From: Ching Huang <ching2048@...ca.com.tw>
To: hch@...radead.org, thenzl@...hat.com, jbottomley@...allels.com,
dan.carpenter@...cle.com, agordeev@...hat.com,
linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
hare@...e.de
Cc: hch@....de
Subject: [PATCH v2 2/3] arcmsr: adds code for support areca new adapter
ARC1203
From: Ching Huang <ching2048@...ca.com.tw>
Support areca new PCIe to SATA RAID adapter ARC1203
Signed-of-by: Ching Huang<ching2048@...ca.com.tw>
---
diff -uprN a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
--- a/drivers/scsi/arcmsr/arcmsr.h 2015-11-25 10:52:16.286470000 +0800
+++ b/drivers/scsi/arcmsr/arcmsr.h 2015-11-25 10:52:13.334470000 +0800
@@ -74,6 +74,9 @@ struct device_attribute;
#ifndef PCI_DEVICE_ID_ARECA_1214
#define PCI_DEVICE_ID_ARECA_1214 0x1214
#endif
+#ifndef PCI_DEVICE_ID_ARECA_1203
+ #define PCI_DEVICE_ID_ARECA_1203 0x1203
+#endif
/*
**********************************************************************************
**
@@ -245,6 +248,12 @@ struct FIRMWARE_INFO
/* window of "instruction flags" from iop to driver */
#define ARCMSR_IOP2DRV_DOORBELL 0x00020408
#define ARCMSR_IOP2DRV_DOORBELL_MASK 0x0002040C
+/* window of "instruction flags" from iop to driver */
+#define ARCMSR_IOP2DRV_DOORBELL_1203 0x00021870
+#define ARCMSR_IOP2DRV_DOORBELL_MASK_1203 0x00021874
+/* window of "instruction flags" from driver to iop */
+#define ARCMSR_DRV2IOP_DOORBELL_1203 0x00021878
+#define ARCMSR_DRV2IOP_DOORBELL_MASK_1203 0x0002187C
/* ARECA FLAG LANGUAGE */
/* ioctl transfer */
#define ARCMSR_IOP2DRV_DATA_WRITE_OK 0x00000001
diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
--- a/drivers/scsi/arcmsr/arcmsr_hba.c 2015-11-24 11:35:26.000000000 +0800
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c 2015-11-24 18:58:40.640226000 +0800
@@ -114,6 +114,7 @@ static void arcmsr_hardware_reset(struct
static const char *arcmsr_info(struct Scsi_Host *);
static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb);
static void arcmsr_free_irq(struct pci_dev *, struct AdapterControlBlock *);
+static void arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb);
static int arcmsr_adjust_disk_queue_depth(struct scsi_device *sdev, int queue_depth)
{
if (queue_depth > ARCMSR_MAX_CMD_PERLUN)
@@ -157,6 +158,8 @@ static struct pci_device_id arcmsr_devic
.driver_data = ACB_ADAPTER_TYPE_B},
{PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1202),
.driver_data = ACB_ADAPTER_TYPE_B},
+ {PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1203),
+ .driver_data = ACB_ADAPTER_TYPE_B},
{PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1210),
.driver_data = ACB_ADAPTER_TYPE_A},
{PCI_DEVICE(PCI_VENDOR_ID_ARECA, PCI_DEVICE_ID_ARECA_1214),
@@ -2621,7 +2624,7 @@ static bool arcmsr_hbaA_get_config(struc
}
static bool arcmsr_hbaB_get_config(struct AdapterControlBlock *acb)
{
- struct MessageUnit_B *reg = acb->pmuB;
+ struct MessageUnit_B *reg;
struct pci_dev *pdev = acb->pdev;
void *dma_coherent;
dma_addr_t dma_coherent_handle;
@@ -2649,10 +2652,17 @@ static bool arcmsr_hbaB_get_config(struc
acb->dma_coherent2 = dma_coherent;
reg = (struct MessageUnit_B *)dma_coherent;
acb->pmuB = reg;
- reg->drv2iop_doorbell= (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL);
- reg->drv2iop_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL_MASK);
- reg->iop2drv_doorbell = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL);
- reg->iop2drv_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL_MASK);
+ if (acb->pdev->device == PCI_DEVICE_ID_ARECA_1203) {
+ reg->drv2iop_doorbell = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL_1203);
+ reg->drv2iop_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL_MASK_1203);
+ reg->iop2drv_doorbell = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL_1203);
+ reg->iop2drv_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL_MASK_1203);
+ } else {
+ reg->drv2iop_doorbell= (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL);
+ reg->drv2iop_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_DRV2IOP_DOORBELL_MASK);
+ reg->iop2drv_doorbell = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL);
+ reg->iop2drv_doorbell_mask = (uint32_t __iomem *)((unsigned long)acb->mem_base0 + ARCMSR_IOP2DRV_DOORBELL_MASK);
+ }
reg->message_wbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_WBUFFER);
reg->message_rbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_RBUFFER);
reg->message_rwbuffer = (uint32_t __iomem *)((unsigned long)acb->mem_base1 + ARCMSR_MESSAGE_RWBUFFER);
@@ -2660,11 +2670,17 @@ static bool arcmsr_hbaB_get_config(struc
iop_firm_version = (char __iomem *)(®->message_rwbuffer[17]); /*firm_version,17,68-83*/
iop_device_map = (char __iomem *)(®->message_rwbuffer[21]); /*firm_version,21,84-99*/
+ arcmsr_wait_firmware_ready(acb);
+ writel(ARCMSR_MESSAGE_START_DRIVER_MODE, reg->drv2iop_doorbell);
+ if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
+ printk(KERN_ERR "arcmsr%d: can't set driver mode.\n", acb->host->host_no);
+ goto err_free_dma;
+ }
writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell);
if (!arcmsr_hbaB_wait_msgint_ready(acb)) {
printk(KERN_NOTICE "arcmsr%d: wait 'get adapter firmware \
miscellaneous data' timeout \n", acb->host->host_no);
- return false;
+ goto err_free_dma;
}
count = 8;
while (count){
@@ -2707,6 +2723,10 @@ static bool arcmsr_hbaB_get_config(struc
acb->firm_cfg_version = readl(®->message_rwbuffer[25]); /*firm_cfg_version,25,100-103*/
/*firm_ide_channels,4,16-19*/
return true;
+err_free_dma:
+ dma_free_coherent(&acb->pdev->dev, acb->roundup_ccbsize,
+ acb->dma_coherent2, acb->dma_coherent_handle2);
+ return false;
}
static bool arcmsr_hbaC_get_config(struct AdapterControlBlock *pACB)
@@ -3998,6 +4018,7 @@ static const char *arcmsr_info(struct Sc
case PCI_DEVICE_ID_ARECA_1160:
case PCI_DEVICE_ID_ARECA_1170:
case PCI_DEVICE_ID_ARECA_1201:
+ case PCI_DEVICE_ID_ARECA_1203:
case PCI_DEVICE_ID_ARECA_1220:
case PCI_DEVICE_ID_ARECA_1230:
case PCI_DEVICE_ID_ARECA_1260:
--
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