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Simplify gits_command by getting rid of the _BYTE_ORDER test and just 

always use the loop + htole64 path.
This commit is contained in:
jmcneill 2020-12-11 22:42:31 +00:00
parent 6bf5f23d39
commit 64fce61f41
1 changed files with 2 additions and 6 deletions
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8
sys/arch/arm/cortex/gicv3_its.c
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@ -1,4 +1,4 @@
/* $NetBSD: gicv3_its.c,v 1.29 2020/12/11 21:40:50 jmcneill Exp $ */
/* $NetBSD: gicv3_its.c,v 1.30 2020/12/11 22:42:31 jmcneill Exp $ */
/*-
* Copyright (c) 2018 The NetBSD Foundation, Inc.
@ -32,7 +32,7 @@
#define _INTR_PRIVATE
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: gicv3_its.c,v 1.29 2020/12/11 21:40:50 jmcneill Exp $");
__KERNEL_RCSID(0, "$NetBSD: gicv3_its.c,v 1.30 2020/12/11 22:42:31 jmcneill Exp $");
#include <sys/param.h>
#include <sys/kmem.h>
@ -118,13 +118,9 @@ gits_command(struct gicv3_its *its, const struct gicv3_its_command *cmd)
cwriter = gits_read_8(its, GITS_CWRITER);
woff = cwriter & GITS_CWRITER_Offset;
#if _BYTE_ORDER == _BIG_ENDIAN
uint64_t *dw = (uint64_t *)(its->its_cmd.base + woff);
for (int i = 0; i < __arraycount(cmd->dw); i++)
dw[i] = htole64(cmd->dw[i]);
#else
memcpy(its->its_cmd.base + woff, cmd->dw, sizeof(cmd->dw));
#endif
bus_dmamap_sync(its->its_dmat, its->its_cmd.map, woff, sizeof(cmd->dw), BUS_DMASYNC_PREWRITE);
woff += sizeof(cmd->dw);