summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/arcmsr
diff options
context:
space:
mode:
authorChing Huang <ching2048@areca.com.tw>2018-12-19 16:43:15 +0800
committerMartin K. Petersen <martin.petersen@oracle.com>2019-01-08 21:58:36 -0500
commit9e386a55e07253f1361223ecf08e78640463032a (patch)
tree80e9a6af5fb7434bdd4689c22d2709e26893da18 /drivers/scsi/arcmsr
parent7860a48686ff3a4d2ef9ed52d16c406b25148ba0 (diff)
downloadlinux-9e386a55e07253f1361223ecf08e78640463032a.tar.bz2
scsi: arcmsr: Update ACB_ADAPTER_TYPE_A for >4GB ccb addressing
From Ching Huang <ching2048@areca.com.tw> Update ACB_ADAPTER_TYPE_A for >4GB ccb addressing Signed-off-by: Ching Huang <ching2048@areca.com.tw> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/arcmsr')
-rw-r--r--drivers/scsi/arcmsr/arcmsr_hba.c25
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 5353dbbcb629..2ff1c9ae63d6 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -1382,10 +1382,12 @@ static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, struct Comma
static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
{
int i = 0;
- uint32_t flag_ccb, ccb_cdb_phy;
+ uint32_t flag_ccb;
struct ARCMSR_CDB *pARCMSR_CDB;
bool error;
struct CommandControlBlock *pCCB;
+ unsigned long ccb_cdb_phy, cdb_phy_hipart;
+
switch (acb->adapter_type) {
case ACB_ADAPTER_TYPE_A: {
@@ -1397,7 +1399,10 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
writel(outbound_intstatus, &reg->outbound_intstatus);/*clear interrupt*/
while(((flag_ccb = readl(&reg->outbound_queueport)) != 0xFFFFFFFF)
&& (i++ < acb->maxOutstanding)) {
- pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));/*frame must be 32 bytes aligned*/
+ ccb_cdb_phy = (flag_ccb << 5) & 0xffffffff;
+ if (acb->cdb_phyadd_hipart)
+ ccb_cdb_phy = ccb_cdb_phy | acb->cdb_phyadd_hipart;
+ pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset + ccb_cdb_phy);
pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb);
error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false;
arcmsr_drain_donequeue(acb, pCCB, error);
@@ -2333,8 +2338,13 @@ static void arcmsr_hbaA_postqueue_isr(struct AdapterControlBlock *acb)
struct ARCMSR_CDB *pARCMSR_CDB;
struct CommandControlBlock *pCCB;
bool error;
+ unsigned long cdb_phy_addr;
+
while ((flag_ccb = readl(&reg->outbound_queueport)) != 0xFFFFFFFF) {
- pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));/*frame must be 32 bytes aligned*/
+ cdb_phy_addr = (flag_ccb << 5) & 0xffffffff;
+ if (acb->cdb_phyadd_hipart)
+ cdb_phy_addr = cdb_phy_addr | acb->cdb_phyadd_hipart;
+ pARCMSR_CDB = (struct ARCMSR_CDB *)(acb->vir2phy_offset + cdb_phy_addr);
pCCB = container_of(pARCMSR_CDB, struct CommandControlBlock, arcmsr_cdb);
error = (flag_ccb & ARCMSR_CCBREPLY_FLAG_ERROR_MODE0) ? true : false;
arcmsr_drain_donequeue(acb, pCCB, error);
@@ -3258,7 +3268,9 @@ static int arcmsr_hbaA_polling_ccbdone(struct AdapterControlBlock *acb,
uint32_t flag_ccb, outbound_intstatus, poll_ccb_done = 0, poll_count = 0;
int rtn;
bool error;
- polling_hba_ccb_retry:
+ unsigned long ccb_cdb_phy;
+
+polling_hba_ccb_retry:
poll_count++;
outbound_intstatus = readl(&reg->outbound_intstatus) & acb->outbound_int_enable;
writel(outbound_intstatus, &reg->outbound_intstatus);/*clear interrupt*/
@@ -3276,7 +3288,10 @@ static int arcmsr_hbaA_polling_ccbdone(struct AdapterControlBlock *acb,
goto polling_hba_ccb_retry;
}
}
- arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + (flag_ccb << 5));
+ ccb_cdb_phy = (flag_ccb << 5) & 0xffffffff;
+ if (acb->cdb_phyadd_hipart)
+ ccb_cdb_phy = ccb_cdb_phy | acb->cdb_phyadd_hipart;
+ arcmsr_cdb = (struct ARCMSR_CDB *)(acb->vir2phy_offset + ccb_cdb_phy);
ccb = container_of(arcmsr_cdb, struct CommandControlBlock, arcmsr_cdb);
poll_ccb_done |= (ccb == poll_ccb) ? 1 : 0;
if ((ccb->acb != acb) || (ccb->startdone != ARCMSR_CCB_START)) {