Messages in this thread Patch in this message | | | Subject | [PATCH 1/2] scsi: arcmsr: fixed the wrong cdb payload report to IOP | From | ching Huang <> | Date | Fri, 16 Apr 2021 11:44:57 +0800 |
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From: ching Huang <ching2048@areca.com.tw>
This patch fixed the wrong cdb payload report to IOP.
Signed-off-by: ching Huang <ching2048@areca.com.tw> ---
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c index 4b79661..930972c 100644 --- a/drivers/scsi/arcmsr/arcmsr_hba.c +++ b/drivers/scsi/arcmsr/arcmsr_hba.c @@ -1923,8 +1923,12 @@ static void arcmsr_post_ccb(struct AdapterControlBlock *acb, struct CommandContr 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; + else { + arc_cdb_size = ((ccb->arc_cdb_size + 0xff) >> 8) + 2; + if (arc_cdb_size > 0xF) + arc_cdb_size = 0xF; + arc_cdb_size = (arc_cdb_size << 1) | 1; + } ccb_post_stamp = (ccb->smid | arc_cdb_size); writel(0, &pmu->inbound_queueport_high); writel(ccb_post_stamp, &pmu->inbound_queueport_low);
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