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path: root/drivers/crypto/nx/nx-842-powernv.c
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Diffstat (limited to 'drivers/crypto/nx/nx-842-powernv.c')
-rw-r--r--drivers/crypto/nx/nx-842-powernv.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/crypto/nx/nx-842-powernv.c b/drivers/crypto/nx/nx-842-powernv.c
index 829b5cad0043..c0dd4c7e17d3 100644
--- a/drivers/crypto/nx/nx-842-powernv.c
+++ b/drivers/crypto/nx/nx-842-powernv.c
@@ -243,6 +243,13 @@ static int wait_for_csb(struct nx842_workmem *wmem,
case CSB_CC_TEMPL_OVERFLOW:
CSB_ERR(csb, "Compressed data template shows data past end");
return -EINVAL;
+ case CSB_CC_EXCEED_BYTE_COUNT: /* P9 or later */
+ /*
+ * DDE byte count exceeds the limit specified in Maximum
+ * byte count register.
+ */
+ CSB_ERR(csb, "DDE byte count exceeds the limit");
+ return -EINVAL;
/* these should not happen */
case CSB_CC_INVALID_ALIGN:
@@ -284,9 +291,17 @@ static int wait_for_csb(struct nx842_workmem *wmem,
CSB_ERR(csb, "Too many DDEs in DDL");
return -EINVAL;
case CSB_CC_TRANSPORT:
+ case CSB_CC_INVALID_CRB: /* P9 or later */
/* shouldn't happen, we setup CRB correctly */
CSB_ERR(csb, "Invalid CRB");
return -EINVAL;
+ case CSB_CC_INVALID_DDE: /* P9 or later */
+ /*
+ * shouldn't happen, setup_direct/indirect_dde creates
+ * DDE right
+ */
+ CSB_ERR(csb, "Invalid DDE");
+ return -EINVAL;
case CSB_CC_SEGMENTED_DDL:
/* shouldn't happen, setup_ddl creates DDL right */
CSB_ERR(csb, "Segmented DDL error");
@@ -330,6 +345,9 @@ static int wait_for_csb(struct nx842_workmem *wmem,
case CSB_CC_HW:
CSB_ERR(csb, "Correctable hardware error");
return -EPROTO;
+ case CSB_CC_HW_EXPIRED_TIMER: /* P9 or later */
+ CSB_ERR(csb, "Job did not finish within allowed time");
+ return -EPROTO;
default:
CSB_ERR(csb, "Invalid CC %d", csb->cc);