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path: root/drivers/scsi/arcmsr/arcmsr_hba.c
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-rw-r--r--drivers/scsi/arcmsr/arcmsr_hba.c205
1 files changed, 113 insertions, 92 deletions
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index f7a252885a5c..d466a2dac1db 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -236,18 +236,22 @@ static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
uint32_t intmask_org;
int i, j;
- acb->pmu = ioremap(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0));
- if (!acb->pmu) {
+ acb->pmuA = ioremap(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0));
+ if (!acb->pmuA) {
printk(KERN_NOTICE "arcmsr%d: memory mapping region fail \n",
acb->host->host_no);
+ return -ENOMEM;
}
dma_coherent = dma_alloc_coherent(&pdev->dev,
ARCMSR_MAX_FREECCB_NUM *
sizeof (struct CommandControlBlock) + 0x20,
&dma_coherent_handle, GFP_KERNEL);
- if (!dma_coherent)
+
+ if (!dma_coherent) {
+ iounmap(acb->pmuA);
return -ENOMEM;
+ }
acb->dma_coherent = dma_coherent;
acb->dma_coherent_handle = dma_coherent_handle;
@@ -287,7 +291,7 @@ static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
struct pci_dev *pdev = acb->pdev;
struct MessageUnit_B *reg;
- void *mem_base0, *mem_base1;
+ void __iomem *mem_base0, *mem_base1;
void *dma_coherent;
dma_addr_t dma_coherent_handle, dma_addr;
uint32_t intmask_org;
@@ -328,25 +332,28 @@ static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
reg = (struct MessageUnit_B *)(dma_coherent +
ARCMSR_MAX_FREECCB_NUM * sizeof(struct CommandControlBlock));
- acb->pmu = (struct MessageUnit *)reg;
+ acb->pmuB = reg;
mem_base0 = ioremap(pci_resource_start(pdev, 0),
pci_resource_len(pdev, 0));
+ if (!mem_base0)
+ goto out;
+
mem_base1 = ioremap(pci_resource_start(pdev, 2),
pci_resource_len(pdev, 2));
- reg->drv2iop_doorbell_reg = (uint32_t *)((char *)mem_base0 +
- ARCMSR_DRV2IOP_DOORBELL);
- reg->drv2iop_doorbell_mask_reg = (uint32_t *)((char *)mem_base0 +
- ARCMSR_DRV2IOP_DOORBELL_MASK);
- reg->iop2drv_doorbell_reg = (uint32_t *)((char *)mem_base0 +
- ARCMSR_IOP2DRV_DOORBELL);
- reg->iop2drv_doorbell_mask_reg = (uint32_t *)((char *)mem_base0 +
- ARCMSR_IOP2DRV_DOORBELL_MASK);
- reg->ioctl_wbuffer_reg = (uint32_t *)((char *)mem_base1 +
- ARCMSR_IOCTL_WBUFFER);
- reg->ioctl_rbuffer_reg = (uint32_t *)((char *)mem_base1 +
- ARCMSR_IOCTL_RBUFFER);
- reg->msgcode_rwbuffer_reg = (uint32_t *)((char *)mem_base1 +
- ARCMSR_MSGCODE_RWBUFFER);
+ if (!mem_base1) {
+ iounmap(mem_base0);
+ goto out;
+ }
+
+ reg->drv2iop_doorbell_reg = mem_base0 + ARCMSR_DRV2IOP_DOORBELL;
+ reg->drv2iop_doorbell_mask_reg = mem_base0 +
+ ARCMSR_DRV2IOP_DOORBELL_MASK;
+ reg->iop2drv_doorbell_reg = mem_base0 + ARCMSR_IOP2DRV_DOORBELL;
+ reg->iop2drv_doorbell_mask_reg = mem_base0 +
+ ARCMSR_IOP2DRV_DOORBELL_MASK;
+ reg->ioctl_wbuffer_reg = mem_base1 + ARCMSR_IOCTL_WBUFFER;
+ reg->ioctl_rbuffer_reg = mem_base1 + ARCMSR_IOCTL_RBUFFER;
+ reg->msgcode_rwbuffer_reg = mem_base1 + ARCMSR_MSGCODE_RWBUFFER;
acb->vir2phy_offset = (unsigned long)ccb_tmp -(unsigned long)dma_addr;
for (i = 0; i < ARCMSR_MAX_TARGETID; i++)
@@ -362,6 +369,12 @@ static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock *acb)
break;
}
return 0;
+
+out:
+ dma_free_coherent(&acb->pdev->dev,
+ ARCMSR_MAX_FREECCB_NUM * sizeof(struct CommandControlBlock) + 0x20,
+ acb->dma_coherent, acb->dma_coherent_handle);
+ return -ENOMEM;
}
static int arcmsr_probe(struct pci_dev *pdev,
@@ -454,7 +467,6 @@ static int arcmsr_probe(struct pci_dev *pdev,
free_irq(pdev->irq, acb);
out_free_ccb_pool:
arcmsr_free_ccb_pool(acb);
- iounmap(acb->pmu);
out_release_regions:
pci_release_regions(pdev);
out_host_put:
@@ -467,7 +479,7 @@ static int arcmsr_probe(struct pci_dev *pdev,
static uint8_t arcmsr_hba_wait_msgint_ready(struct AdapterControlBlock *acb)
{
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
uint32_t Index;
uint8_t Retries = 0x00;
@@ -488,7 +500,7 @@ static uint8_t arcmsr_hba_wait_msgint_ready(struct AdapterControlBlock *acb)
static uint8_t arcmsr_hbb_wait_msgint_ready(struct AdapterControlBlock *acb)
{
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
uint32_t Index;
uint8_t Retries = 0x00;
@@ -509,7 +521,7 @@ static uint8_t arcmsr_hbb_wait_msgint_ready(struct AdapterControlBlock *acb)
static void arcmsr_abort_hba_allcmd(struct AdapterControlBlock *acb)
{
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
writel(ARCMSR_INBOUND_MESG0_ABORT_CMD, &reg->inbound_msgaddr0);
if (arcmsr_hba_wait_msgint_ready(acb))
@@ -520,7 +532,7 @@ static void arcmsr_abort_hba_allcmd(struct AdapterControlBlock *acb)
static void arcmsr_abort_hbb_allcmd(struct AdapterControlBlock *acb)
{
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
writel(ARCMSR_MESSAGE_ABORT_CMD, reg->drv2iop_doorbell_reg);
if (arcmsr_hbb_wait_msgint_ready(acb))
@@ -566,7 +578,7 @@ static void arcmsr_ccb_complete(struct CommandControlBlock *ccb, int stand_flag)
static void arcmsr_flush_hba_cache(struct AdapterControlBlock *acb)
{
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
int retry_count = 30;
writel(ARCMSR_INBOUND_MESG0_FLUSH_CACHE, &reg->inbound_msgaddr0);
@@ -583,7 +595,7 @@ static void arcmsr_flush_hba_cache(struct AdapterControlBlock *acb)
static void arcmsr_flush_hbb_cache(struct AdapterControlBlock *acb)
{
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
int retry_count = 30;
writel(ARCMSR_MESSAGE_FLUSH_CACHE, reg->drv2iop_doorbell_reg);
@@ -637,7 +649,7 @@ static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A : {
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
orig_mask = readl(&reg->outbound_intmask)|\
ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE;
writel(orig_mask|ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE, \
@@ -646,7 +658,7 @@ static u32 arcmsr_disable_outbound_ints(struct AdapterControlBlock *acb)
break;
case ACB_ADAPTER_TYPE_B : {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
orig_mask = readl(reg->iop2drv_doorbell_mask_reg) & \
(~ARCMSR_IOP2DRV_MESSAGE_CMD_DONE);
writel(0, reg->iop2drv_doorbell_mask_reg);
@@ -748,14 +760,13 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- struct MessageUnit_A __iomem *reg = \
- (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
uint32_t outbound_intstatus;
- outbound_intstatus = readl(&reg->outbound_intstatus) & \
+ outbound_intstatus = readl(&reg->outbound_intstatus) &
acb->outbound_int_enable;
/*clear and abort all outbound posted Q*/
writel(outbound_intstatus, &reg->outbound_intstatus);/*clear interrupt*/
- while (((flag_ccb = readl(&reg->outbound_queueport)) != 0xFFFFFFFF) \
+ while (((flag_ccb = readl(&reg->outbound_queueport)) != 0xFFFFFFFF)
&& (i++ < ARCMSR_MAX_OUTSTANDING_CMD)) {
arcmsr_drain_donequeue(acb, flag_ccb);
}
@@ -763,7 +774,7 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
break;
case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
/*clear all outbound posted Q*/
for (i = 0; i < ARCMSR_MAX_HBB_POSTQUEUE; i++) {
if ((flag_ccb = readl(&reg->done_qbuffer[i])) != 0) {
@@ -816,7 +827,6 @@ static void arcmsr_remove(struct pci_dev *pdev)
}
free_irq(pdev->irq, acb);
- iounmap(acb->pmu);
arcmsr_free_ccb_pool(acb);
pci_release_regions(pdev);
@@ -859,7 +869,7 @@ static void arcmsr_enable_outbound_ints(struct AdapterControlBlock *acb, \
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A : {
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
mask = intmask_org & ~(ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE |
ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE);
writel(mask, &reg->outbound_intmask);
@@ -868,7 +878,7 @@ static void arcmsr_enable_outbound_ints(struct AdapterControlBlock *acb, \
break;
case ACB_ADAPTER_TYPE_B : {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
mask = intmask_org | (ARCMSR_IOP2DRV_DATA_WRITE_OK | \
ARCMSR_IOP2DRV_DATA_READ_OK | ARCMSR_IOP2DRV_CDB_DONE);
writel(mask, reg->iop2drv_doorbell_mask_reg);
@@ -882,7 +892,7 @@ static void arcmsr_build_ccb(struct AdapterControlBlock *acb,
{
struct ARCMSR_CDB *arcmsr_cdb = (struct ARCMSR_CDB *)&ccb->arcmsr_cdb;
int8_t *psge = (int8_t *)&arcmsr_cdb->u;
- uint32_t address_lo, address_hi;
+ __le32 address_lo, address_hi;
int arccdbsize = 0x30;
int nseg;
@@ -900,7 +910,8 @@ static void arcmsr_build_ccb(struct AdapterControlBlock *acb,
BUG_ON(nseg < 0);
if (nseg) {
- int length, i, cdb_sgcount = 0;
+ __le32 length;
+ int i, cdb_sgcount = 0;
struct scatterlist *sg;
/* map stor port SG list to our iop SG List. */
@@ -921,7 +932,7 @@ static void arcmsr_build_ccb(struct AdapterControlBlock *acb,
pdma_sg->addresshigh = address_hi;
pdma_sg->address = address_lo;
- pdma_sg->length = length|IS_SG64_ADDR;
+ pdma_sg->length = length|cpu_to_le32(IS_SG64_ADDR);
psge += sizeof (struct SG64ENTRY);
arccdbsize += sizeof (struct SG64ENTRY);
}
@@ -947,7 +958,7 @@ static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandContr
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- struct MessageUnit_A *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
if (arcmsr_cdb->Flags & ARCMSR_CDB_FLAG_SGL_BSIZE)
writel(cdb_shifted_phyaddr | ARCMSR_CCBPOST_FLAG_SGL_BSIZE,
@@ -959,7 +970,7 @@ static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandContr
break;
case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
uint32_t ending_index, index = reg->postq_index;
ending_index = ((index + 1) % ARCMSR_MAX_HBB_POSTQUEUE);
@@ -982,7 +993,7 @@ static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandContr
static void arcmsr_stop_hba_bgrb(struct AdapterControlBlock *acb)
{
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
writel(ARCMSR_INBOUND_MESG0_STOP_BGRB, &reg->inbound_msgaddr0);
@@ -995,7 +1006,7 @@ static void arcmsr_stop_hba_bgrb(struct AdapterControlBlock *acb)
static void arcmsr_stop_hbb_bgrb(struct AdapterControlBlock *acb)
{
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
acb->acb_flags &= ~ACB_F_MSG_START_BGRB;
writel(ARCMSR_MESSAGE_STOP_BGRB, reg->drv2iop_doorbell_reg);
@@ -1023,6 +1034,17 @@ static void arcmsr_stop_adapter_bgrb(struct AdapterControlBlock *acb)
static void arcmsr_free_ccb_pool(struct AdapterControlBlock *acb)
{
+ switch (acb->adapter_type) {
+ case ACB_ADAPTER_TYPE_A: {
+ iounmap(acb->pmuA);
+ break;
+ }
+ case ACB_ADAPTER_TYPE_B: {
+ struct MessageUnit_B *reg = acb->pmuB;
+ iounmap(reg->drv2iop_doorbell_reg - ARCMSR_DRV2IOP_DOORBELL);
+ iounmap(reg->ioctl_wbuffer_reg - ARCMSR_IOCTL_WBUFFER);
+ }
+ }
dma_free_coherent(&acb->pdev->dev,
ARCMSR_MAX_FREECCB_NUM * sizeof (struct CommandControlBlock) + 0x20,
acb->dma_coherent,
@@ -1033,13 +1055,13 @@ void arcmsr_iop_message_read(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
writel(ARCMSR_INBOUND_DRIVER_DATA_READ_OK, &reg->inbound_doorbell);
}
break;
case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
writel(ARCMSR_DRV2IOP_DATA_READ_OK, reg->drv2iop_doorbell_reg);
}
break;
@@ -1050,7 +1072,7 @@ static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
/*
** push inbound doorbell tell iop, driver data write ok
** and wait reply on next hwinterrupt for next Qbuffer post
@@ -1060,7 +1082,7 @@ static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb)
break;
case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
/*
** push inbound doorbell tell iop, driver data write ok
** and wait reply on next hwinterrupt for next Qbuffer post
@@ -1071,41 +1093,41 @@ static void arcmsr_iop_message_wrote(struct AdapterControlBlock *acb)
}
}
-struct QBUFFER *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb)
+struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *acb)
{
- static struct QBUFFER *qbuffer;
+ struct QBUFFER __iomem *qbuffer = NULL;
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
- qbuffer = (struct QBUFFER __iomem *) &reg->message_rbuffer;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
+ qbuffer = (struct QBUFFER __iomem *)&reg->message_rbuffer;
}
break;
case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
- qbuffer = (struct QBUFFER __iomem *) reg->ioctl_rbuffer_reg;
+ struct MessageUnit_B *reg = acb->pmuB;
+ qbuffer = (struct QBUFFER __iomem *)reg->ioctl_rbuffer_reg;
}
break;
}
return qbuffer;
}
-static struct QBUFFER *arcmsr_get_iop_wqbuffer(struct AdapterControlBlock *acb)
+static struct QBUFFER __iomem *arcmsr_get_iop_wqbuffer(struct AdapterControlBlock *acb)
{
- static struct QBUFFER *pqbuffer;
+ struct QBUFFER __iomem *pqbuffer = NULL;
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
- pqbuffer = (struct QBUFFER *) &reg->message_wbuffer;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
+ pqbuffer = (struct QBUFFER __iomem *) &reg->message_wbuffer;
}
break;
case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
pqbuffer = (struct QBUFFER __iomem *)reg->ioctl_wbuffer_reg;
}
break;
@@ -1115,15 +1137,15 @@ static struct QBUFFER *arcmsr_get_iop_wqbuffer(struct AdapterControlBlock *acb)
static void arcmsr_iop2drv_data_wrote_handle(struct AdapterControlBlock *acb)
{
- struct QBUFFER *prbuffer;
+ struct QBUFFER __iomem *prbuffer;
struct QBUFFER *pQbuffer;
- uint8_t *iop_data;
+ uint8_t __iomem *iop_data;
int32_t my_empty_len, iop_len, rqbuf_firstindex, rqbuf_lastindex;
rqbuf_lastindex = acb->rqbuf_lastindex;
rqbuf_firstindex = acb->rqbuf_firstindex;
prbuffer = arcmsr_get_iop_rqbuffer(acb);
- iop_data = (uint8_t *)prbuffer->data;
+ iop_data = (uint8_t __iomem *)prbuffer->data;
iop_len = prbuffer->data_len;
my_empty_len = (rqbuf_firstindex - rqbuf_lastindex -1)&(ARCMSR_MAX_QBUFFER -1);
@@ -1151,8 +1173,8 @@ static void arcmsr_iop2drv_data_read_handle(struct AdapterControlBlock *acb)
acb->acb_flags |= ACB_F_MESSAGE_WQBUFFER_READED;
if (acb->wqbuf_firstindex != acb->wqbuf_lastindex) {
uint8_t *pQbuffer;
- struct QBUFFER *pwbuffer;
- uint8_t *iop_data;
+ struct QBUFFER __iomem *pwbuffer;
+ uint8_t __iomem *iop_data;
int32_t allxfer_len = 0;
acb->acb_flags &= (~ACB_F_MESSAGE_WQBUFFER_READED);
@@ -1181,7 +1203,7 @@ static void arcmsr_iop2drv_data_read_handle(struct AdapterControlBlock *acb)
static void arcmsr_hba_doorbell_isr(struct AdapterControlBlock *acb)
{
uint32_t outbound_doorbell;
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
outbound_doorbell = readl(&reg->outbound_doorbell);
writel(outbound_doorbell, &reg->outbound_doorbell);
@@ -1197,7 +1219,7 @@ static void arcmsr_hba_doorbell_isr(struct AdapterControlBlock *acb)
static void arcmsr_hba_postqueue_isr(struct AdapterControlBlock *acb)
{
uint32_t flag_ccb;
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
while ((flag_ccb = readl(&reg->outbound_queueport)) != 0xFFFFFFFF) {
arcmsr_drain_donequeue(acb, flag_ccb);
@@ -1208,7 +1230,7 @@ static void arcmsr_hbb_postqueue_isr(struct AdapterControlBlock *acb)
{
uint32_t index;
uint32_t flag_ccb;
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
index = reg->doneq_index;
@@ -1224,7 +1246,7 @@ static void arcmsr_hbb_postqueue_isr(struct AdapterControlBlock *acb)
static int arcmsr_handle_hba_isr(struct AdapterControlBlock *acb)
{
uint32_t outbound_intstatus;
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
outbound_intstatus = readl(&reg->outbound_intstatus) & \
acb->outbound_int_enable;
@@ -1244,7 +1266,7 @@ static int arcmsr_handle_hba_isr(struct AdapterControlBlock *acb)
static int arcmsr_handle_hbb_isr(struct AdapterControlBlock *acb)
{
uint32_t outbound_doorbell;
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
outbound_doorbell = readl(reg->iop2drv_doorbell_reg) & \
acb->outbound_int_enable;
@@ -1305,8 +1327,8 @@ void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *acb)
{
int32_t wqbuf_firstindex, wqbuf_lastindex;
uint8_t *pQbuffer;
- struct QBUFFER *pwbuffer;
- uint8_t *iop_data;
+ struct QBUFFER __iomem *pwbuffer;
+ uint8_t __iomem *iop_data;
int32_t allxfer_len = 0;
pwbuffer = arcmsr_get_iop_wqbuffer(acb);
@@ -1380,13 +1402,13 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb, \
}
if (acb->acb_flags & ACB_F_IOPDATA_OVERFLOW) {
- struct QBUFFER *prbuffer;
- uint8_t *iop_data;
+ struct QBUFFER __iomem *prbuffer;
+ uint8_t __iomem *iop_data;
int32_t iop_len;
acb->acb_flags &= ~ACB_F_IOPDATA_OVERFLOW;
prbuffer = arcmsr_get_iop_rqbuffer(acb);
- iop_data = (uint8_t *)prbuffer->data;
+ iop_data = prbuffer->data;
iop_len = readl(&prbuffer->data_len);
while (iop_len > 0) {
acb->rqbuffer[acb->rqbuf_lastindex] = readb(iop_data);
@@ -1669,11 +1691,11 @@ static int arcmsr_queue_command(struct scsi_cmnd *cmd,
static void arcmsr_get_hba_config(struct AdapterControlBlock *acb)
{
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
char *acb_firm_model = acb->firm_model;
char *acb_firm_version = acb->firm_version;
- char *iop_firm_model = (char *) (&reg->message_rwbuffer[15]);
- char *iop_firm_version = (char *) (&reg->message_rwbuffer[17]);
+ char __iomem *iop_firm_model = (char __iomem *)(&reg->message_rwbuffer[15]);
+ char __iomem *iop_firm_version = (char __iomem *)(&reg->message_rwbuffer[17]);
int count;
writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
@@ -1710,13 +1732,13 @@ static void arcmsr_get_hba_config(struct AdapterControlBlock *acb)
static void arcmsr_get_hbb_config(struct AdapterControlBlock *acb)
{
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
- uint32_t *lrwbuffer = reg->msgcode_rwbuffer_reg;
+ struct MessageUnit_B *reg = acb->pmuB;
+ uint32_t __iomem *lrwbuffer = reg->msgcode_rwbuffer_reg;
char *acb_firm_model = acb->firm_model;
char *acb_firm_version = acb->firm_version;
- char *iop_firm_model = (char *) (&lrwbuffer[15]);
+ char __iomem *iop_firm_model = (char __iomem *)(&lrwbuffer[15]);
/*firm_model,15,60-67*/
- char *iop_firm_version = (char *) (&lrwbuffer[17]);
+ char __iomem *iop_firm_version = (char __iomem *)(&lrwbuffer[17]);
/*firm_version,17,68-83*/
int count;
@@ -1777,7 +1799,7 @@ static void arcmsr_get_firmware_spec(struct AdapterControlBlock *acb)
static void arcmsr_polling_hba_ccbdone(struct AdapterControlBlock *acb,
struct CommandControlBlock *poll_ccb)
{
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
struct CommandControlBlock *ccb;
uint32_t flag_ccb, outbound_intstatus, poll_ccb_done = 0, poll_count = 0;
@@ -1826,7 +1848,7 @@ static void arcmsr_polling_hba_ccbdone(struct AdapterControlBlock *acb,
static void arcmsr_polling_hbb_ccbdone(struct AdapterControlBlock *acb, \
struct CommandControlBlock *poll_ccb)
{
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
struct CommandControlBlock *ccb;
uint32_t flag_ccb, poll_ccb_done = 0, poll_count = 0;
int index;
@@ -1918,8 +1940,7 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb)
case ACB_ADAPTER_TYPE_A: {
if (ccb_phyaddr_hi32 != 0) {
- struct MessageUnit_A __iomem *reg = \
- (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
uint32_t intmask_org;
intmask_org = arcmsr_disable_outbound_ints(acb);
writel(ARCMSR_SIGNATURE_SET_CONFIG, \
@@ -1940,9 +1961,9 @@ static int arcmsr_iop_confirm(struct AdapterControlBlock *acb)
case ACB_ADAPTER_TYPE_B: {
unsigned long post_queue_phyaddr;
- uint32_t *rwbuffer;
+ uint32_t __iomem *rwbuffer;
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
uint32_t intmask_org;
intmask_org = arcmsr_disable_outbound_ints(acb);
reg->postq_index = 0;
@@ -1994,7 +2015,7 @@ static void arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb)
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
do {
firmware_state = readl(&reg->outbound_msgaddr1);
} while ((firmware_state & ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK) == 0);
@@ -2002,7 +2023,7 @@ static void arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb)
break;
case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
do {
firmware_state = readl(reg->iop2drv_doorbell_reg);
} while ((firmware_state & ARCMSR_MESSAGE_FIRMWARE_OK) == 0);
@@ -2013,7 +2034,7 @@ static void arcmsr_wait_firmware_ready(struct AdapterControlBlock *acb)
static void arcmsr_start_hba_bgrb(struct AdapterControlBlock *acb)
{
- struct MessageUnit_A __iomem *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
acb->acb_flags |= ACB_F_MSG_START_BGRB;
writel(ARCMSR_INBOUND_MESG0_START_BGRB, &reg->inbound_msgaddr0);
if (arcmsr_hba_wait_msgint_ready(acb)) {
@@ -2024,7 +2045,7 @@ static void arcmsr_start_hba_bgrb(struct AdapterControlBlock *acb)
static void arcmsr_start_hbb_bgrb(struct AdapterControlBlock *acb)
{
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
acb->acb_flags |= ACB_F_MSG_START_BGRB;
writel(ARCMSR_MESSAGE_START_BGRB, reg->drv2iop_doorbell_reg);
if (arcmsr_hbb_wait_msgint_ready(acb)) {
@@ -2049,7 +2070,7 @@ static void arcmsr_clear_doorbell_queue_buffer(struct AdapterControlBlock *acb)
{
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
- struct MessageUnit_A *reg = (struct MessageUnit_A *)acb->pmu;
+ struct MessageUnit_A __iomem *reg = acb->pmuA;
uint32_t outbound_doorbell;
/* empty doorbell Qbuffer if door bell ringed */
outbound_doorbell = readl(&reg->outbound_doorbell);
@@ -2060,7 +2081,7 @@ static void arcmsr_clear_doorbell_queue_buffer(struct AdapterControlBlock *acb)
break;
case ACB_ADAPTER_TYPE_B: {
- struct MessageUnit_B *reg = (struct MessageUnit_B *)acb->pmu;
+ struct MessageUnit_B *reg = acb->pmuB;
/*clear interrupt and message state*/
writel(ARCMSR_MESSAGE_INT_CLEAR_PATTERN, reg->iop2drv_doorbell_reg);
writel(ARCMSR_DRV2IOP_DATA_READ_OK, reg->drv2iop_doorbell_reg);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.