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[src/trunk]: src/sys/dev/acpi/wmi Add support for various things:
details: https://anonhg.NetBSD.org/src/rev/6e3235ced04f
branches: trunk
changeset: 781997:6e3235ced04f
user: cegger <cegger%NetBSD.org@localhost>
date: Fri Oct 12 13:02:28 2012 +0000
description:
Add support for various things:
- hddtemp sensor
- ambient light sensor on/off (via sysctl)
- display info
- docking station info
diffstat:
sys/dev/acpi/wmi/wmi_hp.c | 274 ++++++++++++++++++++++++++++++++++++++++-----
1 files changed, 241 insertions(+), 33 deletions(-)
diffs (truncated from 427 to 300 lines):
diff -r ccc155cd666a -r 6e3235ced04f sys/dev/acpi/wmi/wmi_hp.c
--- a/sys/dev/acpi/wmi/wmi_hp.c Fri Oct 12 11:24:44 2012 +0000
+++ b/sys/dev/acpi/wmi/wmi_hp.c Fri Oct 12 13:02:28 2012 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: wmi_hp.c,v 1.6 2011/02/16 13:15:49 jruoho Exp $ */
+/* $NetBSD: wmi_hp.c,v 1.7 2012/10/12 13:02:28 cegger Exp $ */
/*-
* Copyright (c) 2009, 2010 The NetBSD Foundation, Inc.
@@ -57,7 +57,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: wmi_hp.c,v 1.6 2011/02/16 13:15:49 jruoho Exp $");
+__KERNEL_RCSID(0, "$NetBSD: wmi_hp.c,v 1.7 2012/10/12 13:02:28 cegger Exp $");
#include <sys/param.h>
#include <sys/device.h>
@@ -70,6 +70,13 @@
#include <dev/sysmon/sysmonvar.h>
+#include <sys/sysctl.h>
+
+/*
+ * HP CMI whitepaper:
+ * http://h20331.www2.hp.com/Hpsub/downloads/cmi_whitepaper.pdf
+ */
+
#define _COMPONENT ACPI_RESOURCE_COMPONENT
ACPI_MODULE_NAME ("wmi_hp")
@@ -93,6 +100,12 @@
#define WMI_HP_HOTKEY_BRIGHTNESS_UP 0x02
#define WMI_HP_HOTKEY_BRIGHTNESS_DOWN 0x03
+#define WMI_HP_HOTKEY_PROG1 0x20e6
+#define WMI_HP_HOTKEY_MEDIA1 0x20e8
+#define WMI_HP_HOTKEY_MEDIA2 0x2142
+#define WMI_HP_HOTKEY_INFO 0x213b
+#define WMI_HP_HOTKEY_DIRECTION 0x2169
+#define WMI_HP_HOTKEY_HELP 0x231b
/* WMI_HP_HOTKEY_UNKNOWN 0xXX */
#define WMI_HP_SWITCH_WLAN 0x01
@@ -118,12 +131,21 @@
#define WMI_HP_GUID_EVENT "95F24279-4D7B-4334-9387-ACCDC67EF61C"
#define WMI_HP_GUID_METHOD "5FB7F034-2C63-45E9-BE91-3D44E2C707E4"
+#define WMI_HP_GUID_CMI "2D114B49-2DFB-4130-B8FE-4A3C09E75133"
#define WMI_HP_SENSOR_WLAN 0
#define WMI_HP_SENSOR_BT 1
#define WMI_HP_SENSOR_WWAN 2
-#define WMI_HP_SENSOR_COUNT 3
-#define WMI_HP_SENSOR_SIZE 3 * sizeof(envsys_data_t)
+#define WMI_HP_SENSOR_HDDTEMP 3
+#define WMI_HP_SENSOR_DISPLAY 4
+#define WMI_HP_SENSOR_DOCK 5
+#define WMI_HP_SENSOR_COUNT 6
+#define WMI_HP_SENSOR_SIZE WMI_HP_SENSOR_COUNT * sizeof(envsys_data_t)
+
+#define ACPI_HP_CMI_PATHS 0x01
+#define ACPI_HP_CMI_ENUMS 0x02
+#define ACPI_HP_CMI_FLAGS 0x04
+#define ACPI_HP_CMI_MAX_INSTANCE 0x08
struct wmi_hp_softc {
device_t sc_dev;
@@ -143,13 +165,17 @@
static void wmi_hp_hotkey(void *);
static bool wmi_hp_method(struct wmi_hp_softc *);
static bool wmi_hp_method_read(struct wmi_hp_softc *, uint8_t);
-
-#if 0
static bool wmi_hp_method_write(struct wmi_hp_softc *, uint8_t, uint32_t);
-#endif
static void wmi_hp_sensor_init(struct wmi_hp_softc *);
-static void wmi_hp_sensor_update(void *);
+static void wmi_hp_sensor_switch_update(void *);
+static void wmi_hp_sensor_refresh(struct sysmon_envsys *, envsys_data_t *);
+
+static void sysctl_wmi_hp_setup(struct wmi_hp_softc *);
+static int sysctl_wmi_hp_set_als(SYSCTLFN_PROTO);
+static struct sysctllog *wmihp_sysctllog = NULL;
+static int wmihp_als = 0;
+static struct wmi_hp_softc *wmi_hp_sc = NULL; /* XXX */
CFATTACH_DECL_NEW(wmihp, sizeof(struct wmi_hp_softc),
wmi_hp_match, wmi_hp_attach, wmi_hp_detach, NULL);
@@ -193,7 +219,9 @@
if (sc->sc_sensor == NULL)
return;
+ wmi_hp_sc = sc; /* XXX Can I pass sc as a cookie to sysctl? */
wmi_hp_sensor_init(sc);
+ sysctl_wmi_hp_setup(sc);
}
static int
@@ -215,6 +243,11 @@
pmf_device_deregister(self);
+ if (wmihp_sysctllog != NULL)
+ sysctl_teardown(&wmihp_sysctllog);
+ wmihp_sysctllog = NULL;
+ wmi_hp_sc = NULL;
+
return 0;
}
@@ -283,7 +316,7 @@
switch (val) {
case WMI_HP_EVENT_SWITCH:
- rv = AcpiOsExecute(handler, wmi_hp_sensor_update, self);
+ rv = AcpiOsExecute(handler, wmi_hp_sensor_switch_update, self);
break;
case WMI_HP_EVENT_HOTKEY:
@@ -327,6 +360,24 @@
pmf_event_inject(NULL, PMFE_DISPLAY_BRIGHTNESS_DOWN);
break;
+ case WMI_HP_HOTKEY_PROG1:
+ aprint_debug_dev(self, "PROG1 hotkey pressed\n");
+ break;
+ case WMI_HP_HOTKEY_MEDIA1:
+ aprint_debug_dev(self, "MEDIA1 hotkey pressed\n");
+ break;
+ case WMI_HP_HOTKEY_MEDIA2:
+ aprint_debug_dev(self, "MEDIA2 hotkey pressed\n");
+ break;
+ case WMI_HP_HOTKEY_INFO:
+ aprint_debug_dev(self, "INFO hotkey pressed\n");
+ break;
+ case WMI_HP_HOTKEY_DIRECTION:
+ aprint_debug_dev(self, "DIRECTION hotkey pressed\n");
+ break;
+ case WMI_HP_HOTKEY_HELP:
+ aprint_debug_dev(self, "HELP hotkey pressed\n");
+ break;
default:
aprint_debug_dev(self, "unknown hotkey 0x%02x\n", sc->sc_val);
break;
@@ -370,13 +421,37 @@
*/
val = (uint32_t *)obj->Buffer.Pointer;
- if (val[1] != 0) {
- rv = AE_ERROR;
- goto out;
- }
-
sc->sc_val = val[2];
+ switch (val[1]) {
+ case 0: /* Ok. */
+ break;
+ case 2: /* wrong signature */
+ rv = AE_ERROR;
+ aprint_debug_dev(sc->sc_dev, "wrong signature "
+ "(cmd = 0x%02X): %s\n", cmd, AcpiFormatException(rv));
+ break;
+ case 3: /* unknown command */
+ rv = AE_ERROR;
+ aprint_debug_dev(sc->sc_dev, "unknown command "
+ "(cmd = 0x%02X): %s\n", cmd, AcpiFormatException(rv));
+ break;
+ case 4: /* unknown command type */
+ rv = AE_ERROR;
+ aprint_debug_dev(sc->sc_dev, "unknown command type "
+ "(cmd = 0x%02X): %s\n", cmd, AcpiFormatException(rv));
+ break;
+ case 5: /* invalid parameters */
+ rv = AE_ERROR;
+ aprint_debug_dev(sc->sc_dev, "invalid parameters "
+ "(cmd = 0x%02X): %s\n", cmd, AcpiFormatException(rv));
+ break;
+ default: /* unknown error */
+ rv = AE_ERROR;
+ aprint_debug_dev(sc->sc_dev, "unknown error "
+ "(cmd = 0x%02X): %s\n", cmd, AcpiFormatException(rv));
+ break;
+ }
out:
if (obuf.Pointer != NULL)
ACPI_FREE(obuf.Pointer);
@@ -403,7 +478,6 @@
return wmi_hp_method(sc);
}
-#if 0
static bool
wmi_hp_method_write(struct wmi_hp_softc *sc, uint8_t cmd, uint32_t val)
{
@@ -416,27 +490,20 @@
return wmi_hp_method(sc);
}
-#endif
+
static void
-wmi_hp_sensor_init(struct wmi_hp_softc *sc)
+wmi_hp_switch_init(struct wmi_hp_softc *sc)
{
- int i, j, sensor[3];
+ int i, sensor[3];
const char desc[][ENVSYS_DESCLEN] = {
"wireless", "bluetooth", "mobile"
};
- KDASSERT(sc->sc_sme == NULL);
- KDASSERT(sc->sc_sensor != NULL);
-
- (void)memset(sc->sc_sensor, 0, WMI_HP_SENSOR_SIZE);
-
if (wmi_hp_method_read(sc, WMI_HP_METHOD_CMD_SWITCH) != true)
return;
- sc->sc_sme = sysmon_envsys_create();
-
sensor[0] = WMI_HP_SWITCH_WLAN;
sensor[1] = WMI_HP_SWITCH_BT;
sensor[2] = WMI_HP_SWITCH_WWAN;
@@ -445,7 +512,7 @@
CTASSERT(WMI_HP_SENSOR_BT == 1);
CTASSERT(WMI_HP_SENSOR_WWAN == 2);
- for (i = j = 0; i < 3; i++) {
+ for (i = 0; i < 3; i++) {
if ((sc->sc_val & sensor[i]) == 0)
continue;
@@ -457,21 +524,69 @@
if (sysmon_envsys_sensor_attach(sc->sc_sme,
&sc->sc_sensor[i]) != 0)
- goto fail;
+ break;
+ }
+}
+
+static void
+wmi_hp_sensor_init(struct wmi_hp_softc *sc)
+{
+ int sensor;
+
+ KDASSERT(sc->sc_sme == NULL);
+ KDASSERT(sc->sc_sensor != NULL);
+
+ (void)memset(sc->sc_sensor, 0, WMI_HP_SENSOR_SIZE);
- j++;
+ sc->sc_sme = sysmon_envsys_create();
+
+ wmi_hp_switch_init(sc);
+
+ if (wmi_hp_method_read(sc, WMI_HP_METHOD_CMD_HDDTEMP) == true) {
+ sensor = WMI_HP_SENSOR_HDDTEMP;
+ (void)strlcpy(sc->sc_sensor[sensor].desc, "hddtemp",
+ ENVSYS_DESCLEN);
+ sc->sc_sensor[sensor].state = ENVSYS_SVALID;
+ sc->sc_sensor[sensor].units = ENVSYS_STEMP;
+ sc->sc_sensor[sensor].value_cur =
+ sc->sc_val * 1000000 + 273150000;
+
+ sysmon_envsys_sensor_attach(sc->sc_sme,
+ &sc->sc_sensor[sensor]);
}
- if (j == 0)
- goto fail;
+ if (wmi_hp_method_read(sc, WMI_HP_METHOD_CMD_DISPLAY) == true) {
+ sensor = WMI_HP_SENSOR_DISPLAY;
+ (void)strlcpy(sc->sc_sensor[sensor].desc, "display",
+ ENVSYS_DESCLEN);
+ sc->sc_sensor[sensor].state = ENVSYS_SVALID;
+ sc->sc_sensor[sensor].units = ENVSYS_INDICATOR;
+ sc->sc_sensor[sensor].value_cur = sc->sc_val;
+
+ sysmon_envsys_sensor_attach(sc->sc_sme,
+ &sc->sc_sensor[sensor]);
+ }
- sc->sc_sme->sme_flags = SME_DISABLE_REFRESH;
+ if (wmi_hp_method_read(sc, WMI_HP_METHOD_CMD_DOCK) == true) {
+ sensor = WMI_HP_SENSOR_DOCK;
+ (void)strlcpy(sc->sc_sensor[sensor].desc, "docking station",
+ ENVSYS_DESCLEN);
+ sc->sc_sensor[sensor].state = ENVSYS_SVALID;
+ sc->sc_sensor[sensor].units = ENVSYS_INDICATOR;
+ sc->sc_sensor[sensor].value_cur = sc->sc_val;
+
+ sysmon_envsys_sensor_attach(sc->sc_sme,
+ &sc->sc_sensor[sensor]);
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