diff options
Diffstat (limited to 'drivers/scsi/cxlflash/superpipe.c')
| -rw-r--r-- | drivers/scsi/cxlflash/superpipe.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/scsi/cxlflash/superpipe.c b/drivers/scsi/cxlflash/superpipe.c index 2fe79df5c73c..04a3bf9dc85f 100644 --- a/drivers/scsi/cxlflash/superpipe.c +++ b/drivers/scsi/cxlflash/superpipe.c @@ -269,6 +269,7 @@ static int afu_attach(struct cxlflash_cfg *cfg, struct ctx_info *ctxi) int rc = 0; struct hwq *hwq = get_hwq(afu, PRIMARY_HWQ); u64 val; + int i; /* Unlock cap and restrict user to read/write cmds in translated mode */ readq_be(&ctrl_map->mbox_r); @@ -282,6 +283,19 @@ static int afu_attach(struct cxlflash_cfg *cfg, struct ctx_info *ctxi) goto out; } + if (afu_is_ocxl_lisn(afu)) { + /* Set up the LISN effective address for each interrupt */ + for (i = 0; i < ctxi->irqs; i++) { + val = cfg->ops->get_irq_objhndl(ctxi->ctx, i); + writeq_be(val, &ctrl_map->lisn_ea[i]); + } + + /* Use primary HWQ PASID as identifier for all interrupts */ + val = hwq->ctx_hndl; + writeq_be(SISL_LISN_PASID(val, val), &ctrl_map->lisn_pasid[0]); + writeq_be(SISL_LISN_PASID(0UL, val), &ctrl_map->lisn_pasid[1]); + } + /* Set up MMIO registers pointing to the RHT */ writeq_be((u64)ctxi->rht_start, &ctrl_map->rht_start); val = SISL_RHT_CNT_ID((u64)MAX_RHT_PER_CONTEXT, (u64)(hwq->ctx_hndl)); |