/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2001-2020 Intel Corporation
+ * Copyright(c) 2001-2021 Intel Corporation
*/
#ifndef _ICE_LAN_TX_RX_H_
};
struct ice_rx_ptype_decoded {
- u32 ptype:10;
u32 known:1;
u32 outer_ip:1;
u32 outer_ip_ver:2;
} flex_ts;
};
+/* Rx Flex Descriptor NIC Raw CSUM Profile
+ * RxDID Profile ID 9
+ * Flex-field 0: RSS hash lower 16-bits
+ * Flex-field 1: RSS hash upper 16-bits
+ * Flex-field 2: Flow ID lower 16-bits
+ * Flex-field 3: Raw CSUM
+ * Flex-field 4: reserved, VLAN ID taken from L2Tag
+ */
+struct ice_32b_rx_flex_desc_nic_raw_csum {
+ /* Qword 0 */
+ u8 rxdid;
+ u8 mir_id_umb_cast;
+ __le16 ptype_flexi_flags0;
+ __le16 pkt_len;
+ __le16 hdr_len_sph_flex_flags1;
+
+ /* Qword 1 */
+ __le16 status_error0;
+ __le16 l2tag1;
+ __le32 rss_hash;
+
+ /* Qword 2 */
+ __le16 status_error1; /* bit 6 Raw CSUM present */
+ u8 flexi_flags2;
+ u8 ts_low;
+ __le16 l2tag2_1st;
+ __le16 l2tag2_2nd;
+
+ /* Qword 3 */
+ __le16 flow_id;
+ __le16 raw_csum;
+ union {
+ struct {
+ __le16 rsvd;
+ __le16 flow_id_ipv6;
+ } flex;
+ __le32 ts_high;
+ } flex_ts;
+};
+
/* Rx Flex Descriptor Switch Profile
* RxDID Profile ID 3
* Flex-field 0: Source VSI
ICE_RXDID_FLEX_NIC = 2,
ICE_RXDID_FLEX_NIC_2 = 6,
ICE_RXDID_HW = 7,
+ ICE_RXDID_GSC = 9,
ICE_RXDID_COMMS_GENERIC = 16,
ICE_RXDID_COMMS_AUX_VLAN = 17,
ICE_RXDID_COMMS_AUX_IPV4 = 18,
ICE_RX_FLEX_DESC_EXSTAT_OVERSIZE_S = 3,
};
+/* For ice_32b_rx_flex_desc.ts_low:
+ * [0]: Timestamp-low validity bit
+ * [1:7]: Timestamp-low value
+ */
+#define ICE_RX_FLEX_DESC_TS_L_VALID_S 0x01
+#define ICE_RX_FLEX_DESC_TS_L_VALID_M ICE_RX_FLEX_DESC_TS_L_VALID_S
+#define ICE_RX_FLEX_DESC_TS_L_M 0xFE
+
#define ICE_RXQ_CTX_SIZE_DWORDS 8
#define ICE_RXQ_CTX_SZ (ICE_RXQ_CTX_SIZE_DWORDS * sizeof(u32))
#define ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS 22
struct ice_tx_ctx_desc {
__le32 tunneling_params;
__le16 l2tag2;
- __le16 rsvd;
+ __le16 gsc;
__le64 qw1;
};
+#define ICE_TX_GSC_DESC_START 0 /* 7 BITS */
+#define ICE_TX_GSC_DESC_OFFSET 7 /* 4 BITS */
+#define ICE_TX_GSC_DESC_TYPE 11 /* 2 BITS */
+#define ICE_TX_GSC_DESC_ENA 13 /* 1 BIT */
+
#define ICE_TXD_CTX_QW1_DTYPE_S 0
#define ICE_TXD_CTX_QW1_DTYPE_M (0xFUL << ICE_TXD_CTX_QW1_DTYPE_S)
u8 drop_ena;
u8 cache_prof_idx;
u8 pkt_shaper_prof_idx;
+ u8 gsc_ena;
u8 int_q_state; /* width not needed - internal - DO NOT WRITE!!! */
};
/* macro to make the table lines short */
#define ICE_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
- { PTYPE, \
- 1, \
+ { 1, \
ICE_RX_PTYPE_OUTER_##OUTER_IP, \
ICE_RX_PTYPE_OUTER_##OUTER_IP_VER, \
ICE_RX_PTYPE_##OUTER_FRAG, \
ICE_RX_PTYPE_INNER_PROT_##I, \
ICE_RX_PTYPE_PAYLOAD_LAYER_##PL }
-#define ICE_PTT_UNUSED_ENTRY(PTYPE) { PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
+#define ICE_PTT_UNUSED_ENTRY(PTYPE) { 0, 0, 0, 0, 0, 0, 0, 0, 0 }
/* shorter macros makes the table fit but are terse */
#define ICE_RX_PTYPE_NOF ICE_RX_PTYPE_NOT_FRAG
#define ICE_RX_PTYPE_FRG ICE_RX_PTYPE_FRAG
-/* Lookup table mapping the HW PTYPE to the bit field for decoding */
-static const struct ice_rx_ptype_decoded ice_ptype_lkup[] = {
+/* Lookup table mapping the 10-bit HW PTYPE to the bit field for decoding */
+static const struct ice_rx_ptype_decoded ice_ptype_lkup[1024] = {
/* L2 Packet types */
ICE_PTT_UNUSED_ENTRY(0),
ICE_PTT(1, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
- ICE_PTT(2, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
+ ICE_PTT_UNUSED_ENTRY(2),
ICE_PTT_UNUSED_ENTRY(3),
ICE_PTT_UNUSED_ENTRY(4),
ICE_PTT_UNUSED_ENTRY(5),
/* Non Tunneled IPv6 */
ICE_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
ICE_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
- ICE_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP, PAY3),
+ ICE_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP, PAY4),
ICE_PTT_UNUSED_ENTRY(91),
ICE_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP, PAY4),
ICE_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),