Author: jhibbits
Date: Tue Mar 24 18:35:33 2020
New Revision: 359279
URL: https://svnweb.freebsd.org/changeset/base/359279
Log:
ismt: Fix ISMT_DESC_ADDR_RW macro, slave addresses are already left-shifted
Reverts r293369. The macro was orginally correct, since our SMBus
framework, unlike i2c, already requires addresses to be 8-bit, LSB-cleared.
MFC after: 3 days
Sponsored by: Juniper Networks, Inc
Modified:
head/sys/dev/ismt/ismt.c
Modified: head/sys/dev/ismt/ismt.c
==============================================================================
--- head/sys/dev/ismt/ismt.c Tue Mar 24 18:17:10 2020 (r359278)
+++ head/sys/dev/ismt/ismt.c Tue Mar 24 18:35:33 2020 (r359279)
@@ -72,7 +72,7 @@ __FBSDID("$FreeBSD$");
#define ISMT_DESC_LPR 0x80 /* Large Packet Received */
/* Macros */
-#define ISMT_DESC_ADDR_RW(addr, is_read) ((addr << 1) | (is_read))
+#define ISMT_DESC_ADDR_RW(addr, is_read) ((addr) | (is_read))
/* iSMT General Register address offsets (SMBBAR + <addr>) */
#define ISMT_GR_GCTRL 0x000 /* General Control */
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