[src/trunk]: src/sys/dev/sdmmc Avoid warnings for tautological shifts as sole...

[joerg <joerg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/d8296172716e
branches:  trunk
changeset: 464904:d8296172716e
user:      joerg <joerg%NetBSD.org@localhost>
date:      Mon Oct 28 18:11:15 2019 +0000

description:
Avoid warnings for tautological shifts as sole conditional.

diffstat:

 sys/dev/sdmmc/sdhc.c |  16 ++++++++--------
 1 files changed, 8 insertions(+), 8 deletions(-)

diffs (42 lines):

diff -r 2b8c3bee06d9 -r d8296172716e sys/dev/sdmmc/sdhc.c
--- a/sys/dev/sdmmc/sdhc.c      Mon Oct 28 18:10:22 2019 +0000
+++ b/sys/dev/sdmmc/sdhc.c      Mon Oct 28 18:11:15 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sdhc.c,v 1.105 2019/10/28 06:00:14 mlelstv Exp $       */
+/*     $NetBSD: sdhc.c,v 1.106 2019/10/28 18:11:15 joerg Exp $ */
 /*     $OpenBSD: sdhc.c,v 1.25 2009/01/13 19:44:20 grange Exp $        */
 
 /*
@@ -23,7 +23,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sdhc.c,v 1.105 2019/10/28 06:00:14 mlelstv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sdhc.c,v 1.106 2019/10/28 18:11:15 joerg Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_sdmmc.h"
@@ -170,17 +170,17 @@
 #define HWRITE4(hp, reg, val)          hwrite4(hp, reg, val)
 
 #define HCLR1(hp, reg, bits)                                           \
-       do if (bits) HWRITE1((hp), (reg), HREAD1((hp), (reg)) & ~(bits)); while (0)
+       do if ((bits) != 0) HWRITE1((hp), (reg), HREAD1((hp), (reg)) & ~(bits)); while (0)
 #define HCLR2(hp, reg, bits)                                           \
-       do if (bits) HWRITE2((hp), (reg), HREAD2((hp), (reg)) & ~(bits)); while (0)
+       do if ((bits) != 0) HWRITE2((hp), (reg), HREAD2((hp), (reg)) & ~(bits)); while (0)
 #define HCLR4(hp, reg, bits)                                           \
-       do if (bits) HWRITE4((hp), (reg), HREAD4((hp), (reg)) & ~(bits)); while (0)
+       do if ((bits) != 0) HWRITE4((hp), (reg), HREAD4((hp), (reg)) & ~(bits)); while (0)
 #define HSET1(hp, reg, bits)                                           \
-       do if (bits) HWRITE1((hp), (reg), HREAD1((hp), (reg)) | (bits)); while (0)
+       do if ((bits) != 0) HWRITE1((hp), (reg), HREAD1((hp), (reg)) | (bits)); while (0)
 #define HSET2(hp, reg, bits)                                           \
-       do if (bits) HWRITE2((hp), (reg), HREAD2((hp), (reg)) | (bits)); while (0)
+       do if ((bits) != 0) HWRITE2((hp), (reg), HREAD2((hp), (reg)) | (bits)); while (0)
 #define HSET4(hp, reg, bits)                                           \
-       do if (bits) HWRITE4((hp), (reg), HREAD4((hp), (reg)) | (bits)); while (0)
+       do if ((bits) != 0) HWRITE4((hp), (reg), HREAD4((hp), (reg)) | (bits)); while (0)
 
 static int     sdhc_host_reset(sdmmc_chipset_handle_t);
 static int     sdhc_host_reset1(sdmmc_chipset_handle_t);