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| author | Ching Huang <ching2048@areca.com.tw> | 2018-12-19 16:45:46 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-01-08 21:58:36 -0500 |
| commit | e66764f276e9dc5985ad1fbb32f7bde24a478b39 (patch) | |
| tree | 4339cf56336302a862635b43a8886709557958a4 /drivers/scsi/arcmsr/arcmsr_hba.c | |
| parent | 9e386a55e07253f1361223ecf08e78640463032a (diff) | |
| download | lwn-e66764f276e9dc5985ad1fbb32f7bde24a478b39.tar.gz lwn-e66764f276e9dc5985ad1fbb32f7bde24a478b39.zip | |
scsi: arcmsr: Update ACB_ADAPTER_TYPE_B for >4GB ccb addressing
From Ching Huang <ching2048@areca.com.tw>
Update ACB_ADAPTER_TYPE_B 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/arcmsr_hba.c')
| -rw-r--r-- | drivers/scsi/arcmsr/arcmsr_hba.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c index 2ff1c9ae63d6..3d2727c0321b 100644 --- a/drivers/scsi/arcmsr/arcmsr_hba.c +++ b/drivers/scsi/arcmsr/arcmsr_hba.c @@ -1418,7 +1418,10 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb) flag_ccb = reg->done_qbuffer[i]; if (flag_ccb != 0) { reg->done_qbuffer[i] = 0; - 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); @@ -2358,13 +2361,18 @@ static void arcmsr_hbaB_postqueue_isr(struct AdapterControlBlock *acb) struct ARCMSR_CDB *pARCMSR_CDB; struct CommandControlBlock *pCCB; bool error; + unsigned long cdb_phy_addr; + index = reg->doneq_index; while ((flag_ccb = reg->done_qbuffer[index]) != 0) { - reg->done_qbuffer[index] = 0; - 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); + reg->done_qbuffer[index] = 0; index++; index %= ARCMSR_MAX_HBB_POSTQUEUE; reg->doneq_index = index; @@ -3329,8 +3337,9 @@ static int arcmsr_hbaB_polling_ccbdone(struct AdapterControlBlock *acb, uint32_t flag_ccb, poll_ccb_done = 0, poll_count = 0; int index, rtn; bool error; - polling_hbb_ccb_retry: + unsigned long ccb_cdb_phy; +polling_hbb_ccb_retry: poll_count++; /* clear doorbell interrupt */ writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell); @@ -3356,7 +3365,10 @@ static int arcmsr_hbaB_polling_ccbdone(struct AdapterControlBlock *acb, index %= ARCMSR_MAX_HBB_POSTQUEUE; reg->doneq_index = index; /* check if command done with no error*/ - 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)) { |