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Merge branches 'acpica-release-fixes', 'ec-fix', 'dock', 'irq-bounds', 'thermal-fix', 'wmi' and 'acpi-cleanups' into release-2.6.27

Andi Kleen 17 年之前

+ 8 - 3
drivers/acpi/dock.c

@@ -563,9 +563,6 @@ EXPORT_SYMBOL_GPL(unregister_hotplug_dock_device);
  */
 static int handle_eject_request(struct dock_station *ds, u32 event)
 {
-	if (!dock_present(ds))
-		return -ENODEV;
-
 	if (dock_in_progress(ds))
 		return -EBUSY;
 
@@ -573,8 +570,16 @@ static int handle_eject_request(struct dock_station *ds, u32 event)
 	 * here we need to generate the undock
 	 * event prior to actually doing the undock
 	 * so that the device struct still exists.
+	 * Also, even send the dock event if the
+	 * device is not present anymore
 	 */
 	dock_event(ds, event, UNDOCK_EVENT);
+
+	if (!dock_present(ds)) {
+		complete_undock(ds);
+		return -ENODEV;
+	}
+
 	hotplug_dock_devices(ds, ACPI_NOTIFY_EJECT_REQUEST);
 	undock(ds);
 	eject_dock(ds);

+ 36 - 0
drivers/acpi/ec.c

@@ -110,6 +110,31 @@ static struct acpi_ec {
 	u8 handlers_installed;
 } *boot_ec, *first_ec;
 
+/* 
+ * Some Asus system have exchanged ECDT data/command IO addresses.
+ */
+static int print_ecdt_error(const struct dmi_system_id *id)
+{
+	printk(KERN_NOTICE PREFIX "%s detected - "
+		"ECDT has exchanged control/data I/O address\n",
+		id->ident);
+	return 0;
+}
+
+static struct dmi_system_id __cpuinitdata ec_dmi_table[] = {
+	{
+	print_ecdt_error, "Asus L4R", {
+	DMI_MATCH(DMI_BIOS_VERSION, "1008.006"),
+	DMI_MATCH(DMI_PRODUCT_NAME, "L4R"),
+	DMI_MATCH(DMI_BOARD_NAME, "L4R") }, NULL},
+	{
+	print_ecdt_error, "Asus M6R", {
+	DMI_MATCH(DMI_BIOS_VERSION, "0207"),
+	DMI_MATCH(DMI_PRODUCT_NAME, "M6R"),
+	DMI_MATCH(DMI_BOARD_NAME, "M6R") }, NULL},
+	{},
+};
+
 /* --------------------------------------------------------------------------
                              Transaction Management
    -------------------------------------------------------------------------- */
@@ -196,6 +221,8 @@ static int acpi_ec_wait(struct acpi_ec *ec, enum ec_event event, int force_poll)
 				return 0;
 			msleep(1);
 		}
+		if (acpi_ec_check_status(ec,event))
+			return 0;
 	}
 	pr_err(PREFIX "acpi_ec_wait timeout, status = 0x%2.2x, event = %s\n",
 		acpi_ec_read_status(ec),
@@ -911,6 +938,15 @@ int __init acpi_ec_ecdt_probe(void)
 		pr_info(PREFIX "EC description table is found, configuring boot EC\n");
 		boot_ec->command_addr = ecdt_ptr->control.address;
 		boot_ec->data_addr = ecdt_ptr->data.address;
+		if (dmi_check_system(ec_dmi_table)) {
+			/*
+			 * If the board falls into ec_dmi_table, it means
+			 * that ECDT table gives the incorrect command/status
+			 * & data I/O address. Just fix it.
+			 */
+			boot_ec->data_addr = ecdt_ptr->control.address;
+			boot_ec->command_addr = ecdt_ptr->data.address;
+		}
 		boot_ec->gpe = ecdt_ptr->gpe;
 		boot_ec->handle = ACPI_ROOT_OBJECT;
 		acpi_get_handle(ACPI_ROOT_OBJECT, ecdt_ptr->id, &boot_ec->handle);

+ 7 - 5
drivers/acpi/pci_link.c

@@ -849,7 +849,7 @@ static int __init acpi_irq_penalty_update(char *str, int used)
 		if (irq < 0)
 			continue;
 
-		if (irq >= ACPI_MAX_IRQS)
+		if (irq >= ARRAY_SIZE(acpi_irq_penalty))
 			continue;
 
 		if (used)
@@ -872,10 +872,12 @@ static int __init acpi_irq_penalty_update(char *str, int used)
  */
 void acpi_penalize_isa_irq(int irq, int active)
 {
-	if (active)
-		acpi_irq_penalty[irq] += PIRQ_PENALTY_ISA_USED;
-	else
-		acpi_irq_penalty[irq] += PIRQ_PENALTY_PCI_USING;
+	if (irq >= 0 && irq < ARRAY_SIZE(acpi_irq_penalty)) {
+		if (active)
+			acpi_irq_penalty[irq] += PIRQ_PENALTY_ISA_USED;
+		else
+			acpi_irq_penalty[irq] += PIRQ_PENALTY_PCI_USING;
+	}
 }
 
 /*

+ 1 - 1
drivers/acpi/processor_core.c

@@ -123,7 +123,7 @@ struct acpi_processor_errata errata __read_mostly;
 static int set_no_mwait(const struct dmi_system_id *id)
 {
 	printk(KERN_NOTICE PREFIX "%s detected - "
-		"disable mwait for CPU C-stetes\n", id->ident);
+		"disabling mwait for CPU C-states\n", id->ident);
 	idle_nomwait = 1;
 	return 0;
 }

+ 0 - 1
drivers/acpi/processor_idle.c

@@ -41,7 +41,6 @@
 #include <linux/pm_qos_params.h>
 #include <linux/clockchips.h>
 #include <linux/cpuidle.h>
-#include <linux/cpuidle.h>
 
 /*
  * Include the apic definitions for x86 to have the APIC timer related defines

+ 1 - 1
drivers/acpi/processor_perflib.c

@@ -70,7 +70,7 @@ static DEFINE_MUTEX(performance_mutex);
  *  0 -> cpufreq low level drivers initialized -> consider _PPC values
  *  1 -> ignore _PPC totally -> forced by user through boot param
  */
-static unsigned int ignore_ppc = -1;
+static int ignore_ppc = -1;
 module_param(ignore_ppc, uint, 0644);
 MODULE_PARM_DESC(ignore_ppc, "If the frequency of your machine gets wrongly" \
 		 "limited by BIOS, this should help");

+ 1 - 1
drivers/acpi/wmi.c

@@ -347,7 +347,7 @@ struct acpi_buffer *out)
 	strcpy(method, "WQ");
 	strncat(method, block->object_id, 2);
 
-	status = acpi_evaluate_object(handle, method, NULL, out);
+	status = acpi_evaluate_object(handle, method, &input, out);
 
 	/*
 	 * If ACPI_WMI_EXPENSIVE, call the relevant WCxx method, even if

+ 19 - 0
drivers/misc/acer-wmi.c

@@ -803,11 +803,30 @@ static acpi_status get_u32(u32 *value, u32 cap)
 
 static acpi_status set_u32(u32 value, u32 cap)
 {
+	acpi_status status;
+
 	if (interface->capability & cap) {
 		switch (interface->type) {
 		case ACER_AMW0:
 			return AMW0_set_u32(value, cap, interface);
 		case ACER_AMW0_V2:
+			if (cap == ACER_CAP_MAILLED)
+				return AMW0_set_u32(value, cap, interface);
+
+			/*
+			 * On some models, some WMID methods don't toggle
+			 * properly. For those cases, we want to run the AMW0
+			 * method afterwards to be certain we've really toggled
+			 * the device state.
+			 */
+			if (cap == ACER_CAP_WIRELESS ||
+				cap == ACER_CAP_BLUETOOTH) {
+				status = WMID_set_u32(value, cap, interface);
+				if (ACPI_FAILURE(status))
+					return status;
+
+				return AMW0_set_u32(value, cap, interface);
+			}
 		case ACER_WMID:
 			return WMID_set_u32(value, cap, interface);
 		default: