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Apply OpenBSD rev. 1.34:

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> Set Rx early threshold and Tx DMA thesholds.
 >
 > From Linux via FreeBSD
This commit is contained in:
msaitoh 2019-12-26 15:26:58 +00:00
parent 022cc28eec
commit 6db9ca1bea
1 changed files with 9 additions and 2 deletions
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11
sys/dev/pci/if_stge.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_stge.c,v 1.73 2019/11/10 13:34:52 msaitoh Exp $ */
/* $NetBSD: if_stge.c,v 1.74 2019/12/26 15:26:58 msaitoh Exp $ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
@ -35,7 +35,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_stge.c,v 1.73 2019/11/10 13:34:52 msaitoh Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_stge.c,v 1.74 2019/12/26 15:26:58 msaitoh Exp $");
#include <sys/param.h>
@ -1464,6 +1464,13 @@ stge_init(struct ifnet *ifp)
bus_space_write_1(st, sh, STGE_RxDMABurstThresh, 0x30);
bus_space_write_1(st, sh, STGE_RxDMAUrgentThresh, 0x30);
/* Rx early threhold, from Linux */
bus_space_write_2(st, sh, STGE_RxEarlyThresh, 0x7ff);
/* Tx DMA thresholds, from Linux */
bus_space_write_1(st, sh, STGE_TxDMABurstThresh, 0x30);
bus_space_write_1(st, sh, STGE_TxDMAUrgentThresh, 0x04);
/*
* Initialize the Rx DMA interrupt control register. We
* request an interrupt after every incoming packet, but