common/cnxk: add cn9k IPsec microcode defines
authorArchana Muniganti <marchana@marvell.com>
Tue, 7 Sep 2021 14:20:59 +0000 (19:50 +0530)
committerAkhil Goyal <gakhil@marvell.com>
Tue, 7 Sep 2021 17:54:12 +0000 (19:54 +0200)
Microcode IE opcodes support IPsec operations. Add defines
and structs defined by microcode.

Signed-off-by: Ankur Dwivedi <adwivedi@marvell.com>
Signed-off-by: Archana Muniganti <marchana@marvell.com>
Signed-off-by: Tejasree Kondoj <ktejasree@marvell.com>
Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>
Acked-by: Anoob Joseph <anoobj@marvell.com>
drivers/common/cnxk/roc_cpt.h
drivers/common/cnxk/roc_ie_on.h

index f0f505a..9e63073 100644 (file)
@@ -47,6 +47,7 @@
 #define ROC_CPT_AES_GCM_MAC_LEN         16
 #define ROC_CPT_AES_CBC_IV_LEN  16
 #define ROC_CPT_SHA1_HMAC_LEN   12
+#define ROC_CPT_SHA2_HMAC_LEN   16
 #define ROC_CPT_AUTH_KEY_LEN_MAX 64
 
 #define ROC_CPT_DES3_KEY_LEN     24
index 222c298..53591c6 100644 (file)
@@ -5,18 +5,24 @@
 #ifndef __ROC_IE_ON_H__
 #define __ROC_IE_ON_H__
 
-/* CN9K IPSEC LA opcodes */
-#define ROC_IE_ONL_MAJOR_OP_WRITE_IPSEC_OUTBOUND   0x20
-#define ROC_IE_ONL_MAJOR_OP_WRITE_IPSEC_INBOUND           0x21
-#define ROC_IE_ONL_MAJOR_OP_PROCESS_OUTBOUND_IPSEC 0x23
-#define ROC_IE_ONL_MAJOR_OP_PROCESS_INBOUND_IPSEC  0x24
+/* CN9K IPsec LA */
 
-/* CN9K IPSEC FP opcodes */
-#define ROC_IE_ONF_MAJOR_OP_PROCESS_OUTBOUND_IPSEC 0x25UL
-#define ROC_IE_ONF_MAJOR_OP_PROCESS_INBOUND_IPSEC  0x26UL
+/* CN9K IPsec LA opcodes */
+#define ROC_IE_ON_MAJOR_OP_WRITE_IPSEC_OUTBOUND          0x20
+#define ROC_IE_ON_MAJOR_OP_WRITE_IPSEC_INBOUND   0x21
+#define ROC_IE_ON_MAJOR_OP_PROCESS_OUTBOUND_IPSEC 0x23
+#define ROC_IE_ON_MAJOR_OP_PROCESS_INBOUND_IPSEC  0x24
 
 /* Ucode completion codes */
-#define ROC_IE_ONF_UCC_SUCCESS 0
+enum roc_ie_on_ucc_ipsec {
+       ROC_IE_ON_UCC_SUCCESS = 0,
+       ROC_IE_ON_AUTH_UNSUPPORTED = 0xB0,
+       ROC_IE_ON_ENCRYPT_UNSUPPORTED = 0xB1,
+};
+
+/* Helper macros */
+#define ROC_IE_ON_PER_PKT_IV   BIT(11)
+#define ROC_IE_ON_INB_RPTR_HDR 0x8
 
 enum {
        ROC_IE_ON_SA_ENC_NULL = 0,
@@ -50,6 +56,140 @@ enum {
        ROC_IE_ON_SA_ENCAP_UDP = 1,
 };
 
+struct roc_ie_on_outb_hdr {
+       uint32_t ip_id;
+       uint32_t seq;
+       uint8_t iv[16];
+};
+
+union roc_ie_on_bit_perfect_iv {
+       uint8_t aes_iv[16];
+       uint8_t des_iv[8];
+       struct {
+               uint8_t nonce[4];
+               uint8_t iv[8];
+               uint8_t counter[4];
+       } gcm;
+};
+
+struct roc_ie_on_traffic_selector {
+       uint16_t src_port[2];
+       uint16_t dst_port[2];
+       union {
+               struct {
+                       uint32_t src_addr[2];
+                       uint32_t dst_addr[2];
+               } ipv4;
+               struct {
+                       uint8_t src_addr[32];
+                       uint8_t dst_addr[32];
+               } ipv6;
+       };
+};
+
+struct roc_ie_on_ip_template {
+       union {
+               struct {
+                       uint8_t ipv4_hdr[20];
+                       uint16_t udp_src;
+                       uint16_t udp_dst;
+               } ip4;
+               struct {
+                       uint8_t ipv6_hdr[40];
+                       uint16_t udp_src;
+                       uint16_t udp_dst;
+               } ip6;
+       };
+};
+
+struct roc_ie_on_sa_ctl {
+       uint64_t spi : 32;
+       uint64_t exp_proto_inter_frag : 8;
+       uint64_t copy_df : 1;
+       uint64_t frag_type : 1;
+       uint64_t explicit_iv_en : 1;
+       uint64_t esn_en : 1;
+       uint64_t rsvd_45_44 : 2;
+       uint64_t encap_type : 2;
+       uint64_t enc_type : 3;
+       uint64_t rsvd_48 : 1;
+       uint64_t auth_type : 4;
+       uint64_t valid : 1;
+       uint64_t direction : 1;
+       uint64_t outer_ip_ver : 1;
+       uint64_t inner_ip_ver : 1;
+       uint64_t ipsec_mode : 1;
+       uint64_t ipsec_proto : 1;
+       uint64_t aes_key_len : 2;
+};
+
+struct roc_ie_on_common_sa {
+       /* w0 */
+       struct roc_ie_on_sa_ctl ctl;
+
+       /* w1-w4 */
+       uint8_t cipher_key[32];
+
+       /* w5-w6 */
+       union roc_ie_on_bit_perfect_iv iv;
+
+       /* w7 */
+       uint32_t esn_hi;
+       uint32_t esn_low;
+};
+
+struct roc_ie_on_outb_sa {
+       /* w0 - w7 */
+       struct roc_ie_on_common_sa common_sa;
+
+       /* w8-w55 */
+       union {
+               struct {
+                       struct roc_ie_on_ip_template template;
+               } aes_gcm;
+               struct {
+                       uint8_t hmac_key[24];
+                       uint8_t unused[24];
+                       struct roc_ie_on_ip_template template;
+               } sha1;
+               struct {
+                       uint8_t hmac_key[64];
+                       uint8_t hmac_iv[64];
+                       struct roc_ie_on_ip_template template;
+               } sha2;
+       };
+};
+
+struct roc_ie_on_inb_sa {
+       /* w0 - w7 */
+       struct roc_ie_on_common_sa common_sa;
+
+       /* w8 */
+       uint8_t udp_encap[8];
+
+       /* w9-w33 */
+       union {
+               struct {
+                       uint8_t hmac_key[48];
+                       struct roc_ie_on_traffic_selector selector;
+               } sha1_or_gcm;
+               struct {
+                       uint8_t hmac_key[64];
+                       uint8_t hmac_iv[64];
+                       struct roc_ie_on_traffic_selector selector;
+               } sha2;
+       };
+};
+
+/* CN9K IPsec FP */
+
+/* CN9K IPsec FP opcodes */
+#define ROC_IE_ONF_MAJOR_OP_PROCESS_OUTBOUND_IPSEC 0x25UL
+#define ROC_IE_ONF_MAJOR_OP_PROCESS_INBOUND_IPSEC  0x26UL
+
+/* Ucode completion codes */
+#define ROC_IE_ONF_UCC_SUCCESS 0
+
 struct roc_ie_onf_sa_ctl {
        uint32_t spi;
        uint64_t exp_proto_inter_frag : 8;