diff options
Diffstat (limited to 'sys/dev/e1000/if_em.h')
| -rw-r--r-- | sys/dev/e1000/if_em.h | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/sys/dev/e1000/if_em.h b/sys/dev/e1000/if_em.h index 244762e8ed0d..52bfed0f9a42 100644 --- a/sys/dev/e1000/if_em.h +++ b/sys/dev/e1000/if_em.h @@ -1,8 +1,9 @@ /*- * SPDX-License-Identifier: BSD-2-Clause * + * Copyright (c) 2001-2024, Intel Corporation * Copyright (c) 2016 Nicole Graziano <nicole@nextbsd.org> - * All rights reserved. + * Copyright (c) 2024 Kevin Bowling <kbowling@FreeBSD.org> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -243,9 +244,19 @@ /* Support AutoMediaDetect for Marvell M88 PHY in i354 */ #define IGB_MEDIA_RESET (1 << 0) -/* Define the starting Interrupt rate per Queue */ -#define IGB_INTS_PER_SEC 8000 -#define IGB_DEFAULT_ITR ((1000000/IGB_INTS_PER_SEC) << 2) +/* Define the interrupt rates and ITR helpers */ +#define EM_INTS_4K 4000 +#define EM_INTS_20K 20000 +#define EM_INTS_70K 70000 +#define EM_INTS_DEFAULT 8000 +#define EM_INTS_MULTIPLIER 256 +#define EM_ITR_DIVIDEND 1000000000 +#define EM_INTS_TO_ITR(i) (EM_ITR_DIVIDEND/(i * EM_INTS_MULTIPLIER)) +#define IGB_EITR_DIVIDEND 1000000 +#define IGB_EITR_SHIFT 2 +#define IGB_QVECTOR_MASK 0x7FFC +#define IGB_INTS_TO_EITR(i) (((IGB_EITR_DIVIDEND/i) & IGB_QVECTOR_MASK) << \ + IGB_EITR_SHIFT) #define IGB_LINK_ITR 2000 #define I210_LINK_DELAY 1000 @@ -383,7 +394,11 @@ struct tx_ring { /* Interrupt resources */ void *tag; struct resource *res; + + /* Soft stats */ unsigned long tx_irq; + unsigned long tx_packets; + unsigned long tx_bytes; /* Saved csum offloading context information */ int csum_flags; @@ -419,6 +434,9 @@ struct rx_ring { unsigned long rx_discarded; unsigned long rx_packets; unsigned long rx_bytes; + + /* Next requested ITR latency */ + u8 rx_nextlatency; }; struct em_tx_queue { @@ -434,6 +452,7 @@ struct em_rx_queue { u32 me; u32 msix; u32 eims; + u32 itr_setting; struct rx_ring rxr; u64 irqs; struct if_irq que_irq; @@ -482,6 +501,7 @@ struct e1000_softc { u32 rx_mbuf_sz; + int enable_aim; /* Management and WOL features */ u32 wol; bool has_manage; @@ -505,6 +525,7 @@ struct e1000_softc { u16 link_duplex; u32 smartspeed; u32 dmac; + u32 pba; int link_mask; int tso_automasked; |