[src/trunk]: src/sys/dev/acpi Print the state information only once. The per-...

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

details:   https://anonhg.NetBSD.org/src/rev/de655d6d0a0a
branches:  trunk
changeset: 757045:de655d6d0a0a
user:      jruoho <jruoho%NetBSD.org@localhost>
date:      Wed Aug 11 16:41:19 2010 +0000

description:
Print the state information only once. The per-CPU information was quite
pointless as identical parameters are expected across processors.

diffstat:

 sys/dev/acpi/acpi_cpu_cstate.c |  10 ++++++++--
 sys/dev/acpi/acpi_cpu_pstate.c |  10 ++++++++--
 2 files changed, 16 insertions(+), 4 deletions(-)

diffs (82 lines):

diff -r 763661fd4ab5 -r de655d6d0a0a sys/dev/acpi/acpi_cpu_cstate.c
--- a/sys/dev/acpi/acpi_cpu_cstate.c    Wed Aug 11 16:22:18 2010 +0000
+++ b/sys/dev/acpi/acpi_cpu_cstate.c    Wed Aug 11 16:41:19 2010 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: acpi_cpu_cstate.c,v 1.22 2010/08/11 10:44:07 jruoho Exp $ */
+/* $NetBSD: acpi_cpu_cstate.c,v 1.23 2010/08/11 16:41:19 jruoho Exp $ */
 
 /*-
  * Copyright (c) 2010 Jukka Ruohonen <jruohonen%iki.fi@localhost>
@@ -27,7 +27,7 @@
  * SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: acpi_cpu_cstate.c,v 1.22 2010/08/11 10:44:07 jruoho Exp $");
+__KERNEL_RCSID(0, "$NetBSD: acpi_cpu_cstate.c,v 1.23 2010/08/11 16:41:19 jruoho Exp $");
 
 #include <sys/param.h>
 #include <sys/cpu.h>
@@ -113,9 +113,13 @@
 acpicpu_cstate_attach_print(struct acpicpu_softc *sc)
 {
        struct acpicpu_cstate *cs;
+       static bool once = false;
        const char *str;
        int i;
 
+       if (once != false)
+               return;
+
        for (i = 0; i < ACPI_C_STATE_COUNT; i++) {
 
                cs = &sc->sc_cstate[i];
@@ -146,6 +150,8 @@
                    i, str, cs->cs_latency, cs->cs_power,
                    (uint32_t)cs->cs_addr, cs->cs_flags);
        }
+
+       once = true;
 }
 
 static void
diff -r 763661fd4ab5 -r de655d6d0a0a sys/dev/acpi/acpi_cpu_pstate.c
--- a/sys/dev/acpi/acpi_cpu_pstate.c    Wed Aug 11 16:22:18 2010 +0000
+++ b/sys/dev/acpi/acpi_cpu_pstate.c    Wed Aug 11 16:41:19 2010 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: acpi_cpu_pstate.c,v 1.11 2010/08/11 16:22:18 jruoho Exp $ */
+/* $NetBSD: acpi_cpu_pstate.c,v 1.12 2010/08/11 16:41:19 jruoho Exp $ */
 
 /*-
  * Copyright (c) 2010 Jukka Ruohonen <jruohonen%iki.fi@localhost>
@@ -27,7 +27,7 @@
  * SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: acpi_cpu_pstate.c,v 1.11 2010/08/11 16:22:18 jruoho Exp $");
+__KERNEL_RCSID(0, "$NetBSD: acpi_cpu_pstate.c,v 1.12 2010/08/11 16:41:19 jruoho Exp $");
 
 #include <sys/param.h>
 #include <sys/evcnt.h>
@@ -102,9 +102,13 @@
 {
        const uint8_t method = sc->sc_pstate_control.reg_spaceid;
        struct acpicpu_pstate *ps;
+       static bool once = false;
        const char *str;
        uint32_t i;
 
+       if (once != false)
+               return;
+
        str = (method != ACPI_ADR_SPACE_SYSTEM_IO) ? "FFH" : "I/O";
 
        for (i = 0; i < sc->sc_pstate_count; i++) {
@@ -118,6 +122,8 @@
                    "lat %3u us, pow %5u mW, %4u MHz\n",
                    i, str, ps->ps_latency, ps->ps_power, ps->ps_freq);
        }
+
+       once = true;
 }
 
 static void