sfc: update EF10 register definitions

The RX_L4_CLASS field has shrunk from 3 bits to 2 bits. The upper
bit was never used in previous hardware, so we can use the new
definition throughout.

The TSO OUTER_IPID field was previously spelt differently from the
external definitions.

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index 009bf28..56a6bc6 100644 (file)
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -3292,8 +3292,8 @@ static u16 efx_ef10_handle_rx_event_errors(struct efx_channel *channel,
                if (unlikely(rx_encap_hdr != ESE_EZ_ENCAP_HDR_VXLAN &&
                             ((rx_l3_class != ESE_DZ_L3_CLASS_IP4 &&
                               rx_l3_class != ESE_DZ_L3_CLASS_IP6) ||
-                             (rx_l4_class != ESE_DZ_L4_CLASS_TCP &&
-                              rx_l4_class != ESE_DZ_L4_CLASS_UDP))))
+                             (rx_l4_class != ESE_FZ_L4_CLASS_TCP &&
+                              rx_l4_class != ESE_FZ_L4_CLASS_UDP))))
                        netdev_WARN(efx->net_dev,
                                    "invalid class for RX_TCPUDP_CKSUM_ERR: event="
                                    EFX_QWORD_FMT "\n",
@@ -3330,8 +3330,8 @@ static u16 efx_ef10_handle_rx_event_errors(struct efx_channel *channel,
                                    EFX_QWORD_VAL(*event));
                else if (unlikely((rx_l3_class != ESE_DZ_L3_CLASS_IP4 &&
                                   rx_l3_class != ESE_DZ_L3_CLASS_IP6) ||
-                                 (rx_l4_class != ESE_DZ_L4_CLASS_TCP &&
-                                  rx_l4_class != ESE_DZ_L4_CLASS_UDP)))
+                                 (rx_l4_class != ESE_FZ_L4_CLASS_TCP &&
+                                  rx_l4_class != ESE_FZ_L4_CLASS_UDP)))
                        netdev_WARN(efx->net_dev,
                                    "invalid class for RX_TCP_UDP_INNER_CHKSUM_ERR: event="
                                    EFX_QWORD_FMT "\n",
@@ -3366,7 +3366,7 @@ static int efx_ef10_handle_rx_event(struct efx_channel *channel,
        next_ptr_lbits = EFX_QWORD_FIELD(*event, ESF_DZ_RX_DSC_PTR_LBITS);
        rx_queue_label = EFX_QWORD_FIELD(*event, ESF_DZ_RX_QLABEL);
        rx_l3_class = EFX_QWORD_FIELD(*event, ESF_DZ_RX_L3_CLASS);
-       rx_l4_class = EFX_QWORD_FIELD(*event, ESF_DZ_RX_L4_CLASS);
+       rx_l4_class = EFX_QWORD_FIELD(*event, ESF_FZ_RX_L4_CLASS);
        rx_cont = EFX_QWORD_FIELD(*event, ESF_DZ_RX_CONT);
        rx_encap_hdr =
                nic_data->datapath_caps &
@@ -3444,8 +3444,8 @@ static int efx_ef10_handle_rx_event(struct efx_channel *channel,
                                                         rx_l3_class, rx_l4_class,
                                                         event);
        } else {
-               bool tcpudp = rx_l4_class == ESE_DZ_L4_CLASS_TCP ||
-                             rx_l4_class == ESE_DZ_L4_CLASS_UDP;
+               bool tcpudp = rx_l4_class == ESE_FZ_L4_CLASS_TCP ||
+                             rx_l4_class == ESE_FZ_L4_CLASS_UDP;
 
                switch (rx_encap_hdr) {
                case ESE_EZ_ENCAP_HDR_VXLAN: /* VxLAN or GENEVE */
@@ -3466,7 +3466,7 @@ static int efx_ef10_handle_rx_event(struct efx_channel *channel,
                }
        }
 
-       if (rx_l4_class == ESE_DZ_L4_CLASS_TCP)
+       if (rx_l4_class == ESE_FZ_L4_CLASS_TCP)
                flags |= EFX_RX_PKT_TCP;
 
        channel->irq_mod_score += 2 * n_packets;

diff --git a/drivers/net/ethernet/sfc/ef10_regs.h b/drivers/net/ethernet/sfc/ef10_regs.h
index 2c4bf94..6a56778 100644 (file)
--- a/drivers/net/ethernet/sfc/ef10_regs.h
+++ b/drivers/net/ethernet/sfc/ef10_regs.h
@@ -1,6 +1,6 @@
 /****************************************************************************
  * Driver for Solarflare network controllers and boards
- * Copyright 2012-2015 Solarflare Communications Inc.
+ * Copyright 2012-2017 Solarflare Communications Inc.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
@@ -79,6 +79,8 @@
 #define        ER_DZ_EVQ_TMR 0x00000420
 #define        ER_DZ_EVQ_TMR_STEP 8192
 #define        ER_DZ_EVQ_TMR_ROWS 2048
+#define        ERF_FZ_TC_TMR_REL_VAL_LBN 16
+#define        ERF_FZ_TC_TMR_REL_VAL_WIDTH 14
 #define        ERF_DZ_TC_TIMER_MODE_LBN 14
 #define        ERF_DZ_TC_TIMER_MODE_WIDTH 2
 #define        ERF_DZ_TC_TIMER_VAL_LBN 0
@@ -159,16 +161,24 @@
 #define        ESF_DZ_RX_EV_SOFT2_WIDTH 2
 #define        ESF_DZ_RX_DSC_PTR_LBITS_LBN 48
 #define        ESF_DZ_RX_DSC_PTR_LBITS_WIDTH 4
-#define        ESF_DZ_RX_L4_CLASS_LBN 45
-#define        ESF_DZ_RX_L4_CLASS_WIDTH 3
-#define        ESE_DZ_L4_CLASS_RSVD7 7
-#define        ESE_DZ_L4_CLASS_RSVD6 6
-#define        ESE_DZ_L4_CLASS_RSVD5 5
-#define        ESE_DZ_L4_CLASS_RSVD4 4
-#define        ESE_DZ_L4_CLASS_RSVD3 3
-#define        ESE_DZ_L4_CLASS_UDP 2
-#define        ESE_DZ_L4_CLASS_TCP 1
-#define        ESE_DZ_L4_CLASS_UNKNOWN 0
+#define        ESF_DE_RX_L4_CLASS_LBN 45
+#define        ESF_DE_RX_L4_CLASS_WIDTH 3
+#define        ESE_DE_L4_CLASS_RSVD7 7
+#define        ESE_DE_L4_CLASS_RSVD6 6
+#define        ESE_DE_L4_CLASS_RSVD5 5
+#define        ESE_DE_L4_CLASS_RSVD4 4
+#define        ESE_DE_L4_CLASS_RSVD3 3
+#define        ESE_DE_L4_CLASS_UDP 2
+#define        ESE_DE_L4_CLASS_TCP 1
+#define        ESE_DE_L4_CLASS_UNKNOWN 0
+#define        ESF_FZ_RX_FASTPD_INDCTR_LBN 47
+#define        ESF_FZ_RX_FASTPD_INDCTR_WIDTH 1
+#define        ESF_FZ_RX_L4_CLASS_LBN 45
+#define        ESF_FZ_RX_L4_CLASS_WIDTH 2
+#define        ESE_FZ_L4_CLASS_RSVD3 3
+#define        ESE_FZ_L4_CLASS_UDP 2
+#define        ESE_FZ_L4_CLASS_TCP 1
+#define        ESE_FZ_L4_CLASS_UNKNOWN 0
 #define        ESF_DZ_RX_L3_CLASS_LBN 42
 #define        ESF_DZ_RX_L3_CLASS_WIDTH 3
 #define        ESE_DZ_L3_CLASS_RSVD7 7
@@ -215,6 +225,8 @@
 #define        ESF_EZ_RX_ABORT_WIDTH 1
 #define        ESF_DZ_RX_ECC_ERR_LBN 29
 #define        ESF_DZ_RX_ECC_ERR_WIDTH 1
+#define        ESF_DZ_RX_TRUNC_ERR_LBN 29
+#define        ESF_DZ_RX_TRUNC_ERR_WIDTH 1
 #define        ESF_DZ_RX_CRC1_ERR_LBN 28
 #define        ESF_DZ_RX_CRC1_ERR_WIDTH 1
 #define        ESF_DZ_RX_CRC0_ERR_LBN 27
@@ -332,6 +344,8 @@
 #define        ESE_DZ_TX_OPTION_DESC_CRC_CSUM 0
 #define        ESF_DZ_TX_TSO_OPTION_TYPE_LBN 56
 #define        ESF_DZ_TX_TSO_OPTION_TYPE_WIDTH 4
+#define        ESE_DZ_TX_TSO_OPTION_DESC_FATSO2B 3
+#define        ESE_DZ_TX_TSO_OPTION_DESC_FATSO2A 2
 #define        ESE_DZ_TX_TSO_OPTION_DESC_ENCAP 1
 #define        ESE_DZ_TX_TSO_OPTION_DESC_NORMAL 0
 #define        ESF_DZ_TX_TSO_TCP_FLAGS_LBN 48
@@ -341,7 +355,7 @@
 #define        ESF_DZ_TX_TSO_TCP_SEQNO_LBN 0
 #define        ESF_DZ_TX_TSO_TCP_SEQNO_WIDTH 32
 
-/* TX_TSO_FATSO2A_DESC */
+/* TX_TSO_V2_DESC_A */
 #define        ESF_DZ_TX_DESC_IS_OPT_LBN 63
 #define        ESF_DZ_TX_DESC_IS_OPT_WIDTH 1
 #define        ESF_DZ_TX_OPTION_TYPE_LBN 60
@@ -360,8 +374,7 @@
 #define        ESF_DZ_TX_TSO_TCP_SEQNO_LBN 0
 #define        ESF_DZ_TX_TSO_TCP_SEQNO_WIDTH 32
 
-
-/* TX_TSO_FATSO2B_DESC */
+/* TX_TSO_V2_DESC_B */
 #define        ESF_DZ_TX_DESC_IS_OPT_LBN 63
 #define        ESF_DZ_TX_DESC_IS_OPT_WIDTH 1
 #define        ESF_DZ_TX_OPTION_TYPE_LBN 60
@@ -375,11 +388,10 @@
 #define        ESE_DZ_TX_TSO_OPTION_DESC_FATSO2A 2
 #define        ESE_DZ_TX_TSO_OPTION_DESC_ENCAP 1
 #define        ESE_DZ_TX_TSO_OPTION_DESC_NORMAL 0
-#define        ESF_DZ_TX_TSO_OUTER_IP_ID_LBN 0
-#define        ESF_DZ_TX_TSO_OUTER_IP_ID_WIDTH 16
 #define        ESF_DZ_TX_TSO_TCP_MSS_LBN 32
 #define        ESF_DZ_TX_TSO_TCP_MSS_WIDTH 16
-
+#define        ESF_DZ_TX_TSO_OUTER_IPID_LBN 0
+#define        ESF_DZ_TX_TSO_OUTER_IPID_WIDTH 16
 
 /*************************************************************************/