@@ -1303,7 +1303,10 @@ static void afu_err_intr_init(struct afu *afu)
for (i = 0; i < afu->num_hwqs; i++) {
hwq = get_hwq(afu, i);
- writeq_be(SISL_MSI_SYNC_ERROR, &hwq->host_map->ctx_ctrl);
+ reg = readq_be(&hwq->host_map->ctx_ctrl);
+ WARN_ON((reg & SISL_CTX_CTRL_LISN_MASK) != 0);
+ reg |= SISL_MSI_SYNC_ERROR;
+ writeq_be(reg, &hwq->host_map->ctx_ctrl);
writeq_be(SISL_ISTATUS_MASK, &hwq->host_map->intr_mask);
}
}
@@ -284,6 +284,7 @@ struct sisl_host_map {
__be64 cmd_room;
__be64 ctx_ctrl; /* least significant byte or b56:63 is LISN# */
#define SISL_CTX_CTRL_UNMAP_SECTOR 0x8000000000000000ULL /* b0 */
+#define SISL_CTX_CTRL_LISN_MASK (0xFFULL)
__be64 mbox_w; /* restricted use */
__be64 sq_start; /* Submission Queue (R/W): write sequence and */
__be64 sq_end; /* inclusion semantics are the same as RRQ */