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-rw-r--r--drivers/acpi/acpica/hwsleep.c43
-rw-r--r--drivers/acpi/acpica/rscreate.c27
-rw-r--r--drivers/acpi/ec.c1
-rw-r--r--drivers/acpi/osl.c4
-rw-r--r--drivers/acpi/processor_idle.c28
-rw-r--r--drivers/acpi/sleep.c27
-rw-r--r--drivers/acpi/system.c11
-rw-r--r--drivers/acpi/thermal.c2
-rw-r--r--drivers/acpi/video.c51
-rw-r--r--drivers/gpu/drm/i915/i915_opregion.c9
-rw-r--r--drivers/platform/x86/sony-laptop.c27
-rw-r--r--drivers/platform/x86/thinkpad_acpi.c81
12 files changed, 177 insertions, 134 deletions
diff --git a/drivers/acpi/acpica/hwsleep.c b/drivers/acpi/acpica/hwsleep.c
index baa5fc0..db307a3 100644
--- a/drivers/acpi/acpica/hwsleep.c
+++ b/drivers/acpi/acpica/hwsleep.c
@@ -211,6 +211,12 @@ acpi_status acpi_enter_sleep_state_prep(u8 sleep_state)
ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state_prep)
+static unsigned int gts, bfs;
+module_param(gts, uint, 0644);
+module_param(bfs, uint, 0644);
+MODULE_PARM_DESC(gts, "Enable evaluation of _GTS on suspend.");
+MODULE_PARM_DESC(bfs, "Enable evaluation of _BFS on resume".);
+
/*******************************************************************************
*
* FUNCTION: acpi_enter_sleep_state
@@ -278,16 +284,18 @@ acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
return_ACPI_STATUS(status);
}
- /* Execute the _GTS method */
+ if (gts) {
+ /* Execute the _GTS method */
- arg_list.count = 1;
- arg_list.pointer = &arg;
- arg.type = ACPI_TYPE_INTEGER;
- arg.integer.value = sleep_state;
+ arg_list.count = 1;
+ arg_list.pointer = &arg;
+ arg.type = ACPI_TYPE_INTEGER;
+ arg.integer.value = sleep_state;
- status = acpi_evaluate_object(NULL, METHOD_NAME__GTS, &arg_list, NULL);
- if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
- return_ACPI_STATUS(status);
+ status = acpi_evaluate_object(NULL, METHOD_NAME__GTS, &arg_list, NULL);
+ if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
+ return_ACPI_STATUS(status);
+ }
}
/* Get current value of PM1A control */
@@ -513,18 +521,19 @@ acpi_status acpi_leave_sleep_state_prep(u8 sleep_state)
}
}
- /* Execute the _BFS method */
+ if (bfs) {
+ /* Execute the _BFS method */
- arg_list.count = 1;
- arg_list.pointer = &arg;
- arg.type = ACPI_TYPE_INTEGER;
- arg.integer.value = sleep_state;
+ arg_list.count = 1;
+ arg_list.pointer = &arg;
+ arg.type = ACPI_TYPE_INTEGER;
+ arg.integer.value = sleep_state;
- status = acpi_evaluate_object(NULL, METHOD_NAME__BFS, &arg_list, NULL);
- if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
- ACPI_EXCEPTION((AE_INFO, status, "During Method _BFS"));
+ status = acpi_evaluate_object(NULL, METHOD_NAME__BFS, &arg_list, NULL);
+ if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
+ ACPI_EXCEPTION((AE_INFO, status, "During Method _BFS"));
+ }
}
-
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/rscreate.c b/drivers/acpi/acpica/rscreate.c
index 663f692..a3c23d6 100644
--- a/drivers/acpi/acpica/rscreate.c
+++ b/drivers/acpi/acpica/rscreate.c
@@ -191,8 +191,6 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
user_prt = ACPI_CAST_PTR(struct acpi_pci_routing_table, buffer);
for (index = 0; index < number_of_elements; index++) {
- int source_name_index = 2;
- int source_index_index = 3;
/*
* Point user_prt past this current structure
@@ -261,27 +259,6 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
return_ACPI_STATUS(AE_BAD_DATA);
}
- /*
- * If BIOS erroneously reversed the _PRT source_name and source_index,
- * then reverse them back.
- */
- if ((sub_object_list[3])->common.type !=
- ACPI_TYPE_INTEGER) {
- if (acpi_gbl_enable_interpreter_slack) {
- source_name_index = 3;
- source_index_index = 2;
- printk(KERN_WARNING
- "ACPI: Handling Garbled _PRT entry\n");
- } else {
- ACPI_ERROR((AE_INFO,
- "(PRT[%X].source_index) Need Integer, found %s",
- index,
- acpi_ut_get_object_type_name
- (sub_object_list[3])));
- return_ACPI_STATUS(AE_BAD_DATA);
- }
- }
-
user_prt->pin = (u32) obj_desc->integer.value;
/*
@@ -304,7 +281,7 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
* 3) Third subobject: Dereference the PRT.source_name
* The name may be unresolved (slack mode), so allow a null object
*/
- obj_desc = sub_object_list[source_name_index];
+ obj_desc = sub_object_list[2];
if (obj_desc) {
switch (obj_desc->common.type) {
case ACPI_TYPE_LOCAL_REFERENCE:
@@ -378,7 +355,7 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
/* 4) Fourth subobject: Dereference the PRT.source_index */
- obj_desc = sub_object_list[source_index_index];
+ obj_desc = sub_object_list[3];
if (obj_desc->common.type != ACPI_TYPE_INTEGER) {
ACPI_ERROR((AE_INFO,
"(PRT[%X].SourceIndex) Need Integer, found %s",
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 04e9044..391f331 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -1065,6 +1065,7 @@ static int acpi_ec_resume(struct acpi_device *device)
struct acpi_ec *ec = acpi_driver_data(device);
/* Enable use of GPE back */
clear_bit(EC_FLAGS_NO_GPE, &ec->flags);
+ set_bit(EC_FLAGS_GPE_MODE, &ec->flags);
acpi_enable_gpe(NULL, ec->gpe);
return 0;
}
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index d59f08e..d916bea 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -353,8 +353,10 @@ static irqreturn_t acpi_irq(int irq, void *dev_id)
if (handled) {
acpi_irq_handled++;
return IRQ_HANDLED;
- } else
+ } else {
+ acpi_irq_not_handled++;
return IRQ_NONE;
+ }
}
acpi_status
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 6fe1214..f7ca8c5 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -581,6 +581,11 @@ static int acpi_processor_power_verify(struct acpi_processor *pr)
for (i = 1; i < ACPI_PROCESSOR_MAX_POWER; i++) {
struct acpi_processor_cx *cx = &pr->power.states[i];
+#if defined (CONFIG_GENERIC_TIME) && defined (CONFIG_X86)
+ /* TSC could halt in idle, so notify users */
+ if (tsc_halts_in_c(cx->type))
+ mark_tsc_unstable("TSC halts in idle");;
+#endif
switch (cx->type) {
case ACPI_STATE_C1:
cx->valid = 1;
@@ -657,11 +662,9 @@ static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset)
seq_printf(seq, "active state: C%zd\n"
"max_cstate: C%d\n"
- "bus master activity: %08x\n"
"maximum allowed latency: %d usec\n",
pr->power.state ? pr->power.state - pr->power.states : 0,
- max_cstate, (unsigned)pr->power.bm_activity,
- pm_qos_requirement(PM_QOS_CPU_DMA_LATENCY));
+ max_cstate, pm_qos_requirement(PM_QOS_CPU_DMA_LATENCY));
seq_puts(seq, "states:\n");
@@ -871,11 +874,6 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
kt2 = ktime_get_real();
idle_time = ktime_to_us(ktime_sub(kt2, kt1));
-#if defined (CONFIG_GENERIC_TIME) && defined (CONFIG_X86)
- /* TSC could halt in idle, so notify users */
- if (tsc_halts_in_c(cx->type))
- mark_tsc_unstable("TSC halts in idle");;
-#endif
sleep_ticks = us_to_pm_timer_ticks(idle_time);
/* Tell the scheduler how much we idled: */
@@ -955,6 +953,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
*/
acpi_state_timer_broadcast(pr, cx, 1);
+ kt1 = ktime_get_real();
/*
* disable bus master
* bm_check implies we need ARB_DIS
@@ -976,10 +975,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
ACPI_FLUSH_CPU_CACHE();
}
- kt1 = ktime_get_real();
acpi_idle_do_entry(cx);
- kt2 = ktime_get_real();
- idle_time = ktime_to_us(ktime_sub(kt2, kt1));
/* Re-enable bus master arbitration */
if (pr->flags.bm_check && pr->flags.bm_control) {
@@ -988,12 +984,9 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
c3_cpu_count--;
spin_unlock(&c3_lock);
}
+ kt2 = ktime_get_real();
+ idle_time = ktime_to_us(ktime_sub(kt2, kt1));
-#if defined (CONFIG_GENERIC_TIME) && defined (CONFIG_X86)
- /* TSC could halt in idle, so notify users */
- if (tsc_halts_in_c(ACPI_STATE_C3))
- mark_tsc_unstable("TSC halts in idle");
-#endif
sleep_ticks = us_to_pm_timer_ticks(idle_time);
/* Tell the scheduler how much we idled: */
sched_clock_idle_wakeup_event(sleep_ticks*PM_TIMER_TICK_NS);
@@ -1037,6 +1030,9 @@ static int acpi_processor_setup_cpuidle(struct acpi_processor *pr)
dev->states[i].desc[0] = '\0';
}
+ if (max_cstate == 0)
+ max_cstate = 1;
+
for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) {
cx = &pr->power.states[i];
state = &dev->states[count];
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index d060e6f..01574a0 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -713,6 +713,32 @@ static void acpi_power_off(void)
acpi_enter_sleep_state(ACPI_STATE_S5);
}
+/*
+ * ACPI 2.0 created the optional _GTS and _BFS,
+ * but industry adoption has been neither rapid nor broad.
+ *
+ * Linux gets into trouble when it executes poorly validated
+ * paths through the BIOS, so disable _GTS and _BFS by default,
+ * but do speak up and offer the option to enable them.
+ */
+void __init acpi_gts_bfs_check(void)
+{
+ acpi_handle dummy;
+
+ if (ACPI_SUCCESS(acpi_get_handle(ACPI_ROOT_OBJECT, METHOD_NAME__GTS, &dummy)))
+ {
+ printk(KERN_NOTICE PREFIX "BIOS offers _GTS\n");
+ printk(KERN_NOTICE PREFIX "If \"acpi.gts=1\" improves suspend, "
+ "please notify linux-acpi@vger.kernel.org\n");
+ }
+ if (ACPI_SUCCESS(acpi_get_handle(ACPI_ROOT_OBJECT, METHOD_NAME__BFS, &dummy)))
+ {
+ printk(KERN_NOTICE PREFIX "BIOS offers _BFS\n");
+ printk(KERN_NOTICE PREFIX "If \"acpi.bfs=1\" improves resume, "
+ "please notify linux-acpi@vger.kernel.org\n");
+ }
+}
+
int __init acpi_sleep_init(void)
{
acpi_status status;
@@ -771,5 +797,6 @@ int __init acpi_sleep_init(void)
* object can also be evaluated when the system enters S5.
*/
register_reboot_notifier(&tts_notifier);
+ acpi_gts_bfs_check();
return 0;
}
diff --git a/drivers/acpi/system.c b/drivers/acpi/system.c
index da51f05..0944dae 100644
--- a/drivers/acpi/system.c
+++ b/drivers/acpi/system.c
@@ -38,6 +38,7 @@ ACPI_MODULE_NAME("system");
#define ACPI_SYSTEM_DEVICE_NAME "System"
u32 acpi_irq_handled;
+u32 acpi_irq_not_handled;
/*
* Make ACPICA version work as module param
@@ -214,8 +215,9 @@ err:
#define COUNT_GPE 0
#define COUNT_SCI 1 /* acpi_irq_handled */
-#define COUNT_ERROR 2 /* other */
-#define NUM_COUNTERS_EXTRA 3
+#define COUNT_SCI_NOT 2 /* acpi_irq_not_handled */
+#define COUNT_ERROR 3 /* other */
+#define NUM_COUNTERS_EXTRA 4
struct event_counter {
u32 count;
@@ -317,6 +319,8 @@ static ssize_t counter_show(struct kobject *kobj,
all_counters[num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_SCI].count =
acpi_irq_handled;
+ all_counters[num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_SCI_NOT].count =
+ acpi_irq_not_handled;
all_counters[num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_GPE].count =
acpi_gpe_count;
@@ -363,6 +367,7 @@ static ssize_t counter_set(struct kobject *kobj,
all_counters[i].count = 0;
acpi_gpe_count = 0;
acpi_irq_handled = 0;
+ acpi_irq_not_handled = 0;
goto end;
}
@@ -456,6 +461,8 @@ void acpi_irq_stats_init(void)
sprintf(buffer, "gpe_all");
else if (i == num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_SCI)
sprintf(buffer, "sci");
+ else if (i == num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_SCI_NOT)
+ sprintf(buffer, "sci_not");
else if (i == num_gpes + ACPI_NUM_FIXED_EVENTS + COUNT_ERROR)
sprintf(buffer, "error");
else
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 9cd15e8..564ea14 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -909,7 +909,7 @@ static int acpi_thermal_register_thermal_zone(struct acpi_thermal *tz)
thermal_zone_device_register("acpitz", trips, tz,
&acpi_thermal_zone_ops,
0, 0, 0,
- tz->polling_frequency);
+ tz->polling_frequency*100);
if (IS_ERR(tz->thermal_zone))
return -ENODEV;
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index cd4fb75..1705d94 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -770,10 +770,12 @@ acpi_video_init_brightness(struct acpi_video_device *device)
* In this case, the first two elements in _BCL packages
* are also supported brightness levels that OS should take care of.
*/
- for (i = 2; i < count; i++)
- if (br->levels[i] == br->levels[0] ||
- br->levels[i] == br->levels[1])
+ for (i = 2; i < count; i++) {
+ if (br->levels[i] == br->levels[0])
level_ac_battery++;
+ if (br->levels[i] == br->levels[1])
+ level_ac_battery++;
+ }
if (level_ac_battery < 2) {
level_ac_battery = 2 - level_ac_battery;
@@ -807,12 +809,19 @@ acpi_video_init_brightness(struct acpi_video_device *device)
br->flags._BCM_use_index = br->flags._BCL_use_index;
/* _BQC uses INDEX while _BCL uses VALUE in some laptops */
- br->curr = max_level;
+ br->curr = level_old = max_level;
+
+ if (!device->cap._BQC)
+ goto set_level;
+
result = acpi_video_device_lcd_get_level_current(device, &level_old);
if (result)
goto out_free_levels;
- result = acpi_video_device_lcd_set_level(device, br->curr);
+ /*
+ * Set the level to maximum and check if _BQC uses indexed value
+ */
+ result = acpi_video_device_lcd_set_level(device, max_level);
if (result)
goto out_free_levels;
@@ -820,25 +829,19 @@ acpi_video_init_brightness(struct acpi_video_device *device)
if (result)
goto out_free_levels;
- if ((level != level_old) && !br->flags._BCM_use_index) {
- /* Note:
- * This piece of code does not work correctly if the current
- * brightness levels is 0.
- * But I guess boxes that boot with such a dark screen are rare
- * and no more code is needed to cover this specifial case.
- */
-
- if (level_ac_battery != 2) {
- /*
- * For now, we don't support the _BCL like this:
- * 16, 15, 0, 1, 2, 3, ..., 14, 15, 16
- * because we may mess up the index returned by _BQC.
- * Plus: we have not got a box like this.
- */
- ACPI_ERROR((AE_INFO, "_BCL not supported\n"));
- }
- br->flags._BQC_use_index = 1;
- }
+ br->flags._BQC_use_index = (level == max_level ? 0 : 1);
+
+ if (!br->flags._BQC_use_index)
+ goto set_level;
+
+ if (br->flags._BCL_reversed)
+ level_old = (br->count - 1) - level_old;
+ level_old = br->levels[level_old];
+
+set_level:
+ result = acpi_video_device_lcd_set_level(device, level_old);
+ if (result)
+ goto out_free_levels;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"found %d brightness levels\n", count - 2));
diff --git a/drivers/gpu/drm/i915/i915_opregion.c b/drivers/gpu/drm/i915/i915_opregion.c
index 6942772..8dc1fd3 100644
--- a/drivers/gpu/drm/i915/i915_opregion.c
+++ b/drivers/gpu/drm/i915/i915_opregion.c
@@ -370,11 +370,8 @@ int intel_opregion_init(struct drm_device *dev, int resume)
if (mboxes & MBOX_ACPI) {
DRM_DEBUG("Public ACPI methods supported\n");
opregion->acpi = base + OPREGION_ACPI_OFFSET;
- if (drm_core_check_feature(dev, DRIVER_MODESET)) {
+ if (drm_core_check_feature(dev, DRIVER_MODESET))
intel_didl_outputs(dev);
- if (!resume)
- acpi_video_register();
- }
} else {
DRM_DEBUG("Public ACPI methods not supported\n");
err = -ENOTSUPP;
@@ -391,6 +388,10 @@ int intel_opregion_init(struct drm_device *dev, int resume)
opregion->asle = base + OPREGION_ASLE_OFFSET;
}
+ if (!resume)
+ acpi_video_register();
+
+
/* Notify BIOS we are ready to handle ACPI video ext notifs.
* Right now, all the events are handled by the ACPI video module.
* We don't actually need to do anything with them. */
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index d3c92d7..5529585 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -317,7 +317,8 @@ static void sony_laptop_report_input_event(u8 event)
struct input_dev *key_dev = sony_laptop_input.key_dev;
struct sony_laptop_keypress kp = { NULL };
- if (event == SONYPI_EVENT_FNKEY_RELEASED) {
+ if (event == SONYPI_EVENT_FNKEY_RELEASED ||
+ event == SONYPI_EVENT_ANYBUTTON_RELEASED) {
/* Nothing, not all VAIOs generate this event */
return;
}
@@ -905,7 +906,6 @@ static struct sony_nc_event sony_127_events[] = {
{ 0x05, SONYPI_EVENT_ANYBUTTON_RELEASED },
{ 0x86, SONYPI_EVENT_PKEY_P5 },
{ 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
- { 0x06, SONYPI_EVENT_ANYBUTTON_RELEASED },
{ 0x87, SONYPI_EVENT_SETTINGKEY_PRESSED },
{ 0x07, SONYPI_EVENT_ANYBUTTON_RELEASED },
{ 0, 0 },
@@ -1004,6 +1004,7 @@ static int sony_nc_function_setup(struct acpi_device *device)
sony_call_snc_handle(0x0100, 0, &result);
sony_call_snc_handle(0x0101, 0, &result);
sony_call_snc_handle(0x0102, 0x100, &result);
+ sony_call_snc_handle(0x0127, 0, &result);
return 0;
}
@@ -1040,7 +1041,7 @@ static int sony_nc_resume(struct acpi_device *device)
/* set the last requested brightness level */
if (sony_backlight_device &&
- !sony_backlight_update_status(sony_backlight_device))
+ sony_backlight_update_status(sony_backlight_device) < 0)
printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
return 0;
@@ -1102,8 +1103,11 @@ static int sony_nc_setup_wifi_rfkill(struct acpi_device *device)
err = rfkill_register(sony_wifi_rfkill);
if (err)
rfkill_free(sony_wifi_rfkill);
- else
+ else {
sony_rfkill_devices[SONY_WIFI] = sony_wifi_rfkill;
+ sony_nc_rfkill_set(sony_wifi_rfkill->data,
+ RFKILL_STATE_UNBLOCKED);
+ }
return err;
}
@@ -1124,8 +1128,11 @@ static int sony_nc_setup_bluetooth_rfkill(struct acpi_device *device)
err = rfkill_register(sony_bluetooth_rfkill);
if (err)
rfkill_free(sony_bluetooth_rfkill);
- else
+ else {
sony_rfkill_devices[SONY_BLUETOOTH] = sony_bluetooth_rfkill;
+ sony_nc_rfkill_set(sony_bluetooth_rfkill->data,
+ RFKILL_STATE_UNBLOCKED);
+ }
return err;
}
@@ -1145,8 +1152,11 @@ static int sony_nc_setup_wwan_rfkill(struct acpi_device *device)
err = rfkill_register(sony_wwan_rfkill);
if (err)
rfkill_free(sony_wwan_rfkill);
- else
+ else {
sony_rfkill_devices[SONY_WWAN] = sony_wwan_rfkill;
+ sony_nc_rfkill_set(sony_wwan_rfkill->data,
+ RFKILL_STATE_UNBLOCKED);
+ }
return err;
}
@@ -1166,8 +1176,11 @@ static int sony_nc_setup_wimax_rfkill(struct acpi_device *device)
err = rfkill_register(sony_wimax_rfkill);
if (err)
rfkill_free(sony_wimax_rfkill);
- else
+ else {
sony_rfkill_devices[SONY_WIMAX] = sony_wimax_rfkill;
+ sony_nc_rfkill_set(sony_wimax_rfkill->data,
+ RFKILL_STATE_UNBLOCKED);
+ }
return err;
}
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index a40b075..912be65 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -21,7 +21,7 @@
* 02110-1301, USA.
*/
-#define TPACPI_VERSION "0.22"
+#define TPACPI_VERSION "0.23"
#define TPACPI_SYSFS_VERSION 0x020300
/*
@@ -303,11 +303,17 @@ static u32 dbg_level;
static struct workqueue_struct *tpacpi_wq;
+enum led_status_t {
+ TPACPI_LED_OFF = 0,
+ TPACPI_LED_ON,
+ TPACPI_LED_BLINK,
+};
+
/* Special LED class that can defer work */
struct tpacpi_led_classdev {
struct led_classdev led_classdev;
struct work_struct work;
- enum led_brightness new_brightness;
+ enum led_status_t new_state;
unsigned int led;
};
@@ -2946,12 +2952,18 @@ static int hotkey_read(char *p)
return len;
}
-static void hotkey_enabledisable_warn(void)
+static void hotkey_enabledisable_warn(bool enable)
{
tpacpi_log_usertask("procfs hotkey enable/disable");
- WARN(1, TPACPI_WARN
- "hotkey enable/disable functionality has been "
- "removed from the driver. Hotkeys are always enabled.\n");
+ if (!WARN((tpacpi_lifecycle == TPACPI_LIFE_RUNNING || !enable),
+ TPACPI_WARN
+ "hotkey enable/disable functionality has been "
+ "removed from the driver. Hotkeys are always "
+ "enabled\n"))
+ printk(TPACPI_ERR
+ "Please remove the hotkey=enable module "
+ "parameter, it is deprecated. Hotkeys are always "
+ "enabled\n");
}
static int hotkey_write(char *buf)
@@ -2971,9 +2983,9 @@ static int hotkey_write(char *buf)
res = 0;
while ((cmd = next_cmd(&buf))) {
if (strlencmp(cmd, "enable") == 0) {
- hotkey_enabledisable_warn();
+ hotkey_enabledisable_warn(1);
} else if (strlencmp(cmd, "disable") == 0) {
- hotkey_enabledisable_warn();
+ hotkey_enabledisable_warn(0);
res = -EPERM;
} else if (strlencmp(cmd, "reset") == 0) {
mask = hotkey_orig_mask;
@@ -4207,7 +4219,7 @@ static void light_set_status_worker(struct work_struct *work)
container_of(work, struct tpacpi_led_classdev, work);
if (likely(tpacpi_lifecycle == TPACPI_LIFE_RUNNING))
- light_set_status((data->new_brightness != LED_OFF));
+ light_set_status((data->new_state != TPACPI_LED_OFF));
}
static void light_sysfs_set(struct led_classdev *led_cdev,
@@ -4217,7 +4229,8 @@ static void light_sysfs_set(struct led_classdev *led_cdev,
container_of(led_cdev,
struct tpacpi_led_classdev,
led_classdev);
- data->new_brightness = brightness;
+ data->new_state = (brightness != LED_OFF) ?
+ TPACPI_LED_ON : TPACPI_LED_OFF;
queue_work(tpacpi_wq, &data->work);
}
@@ -4724,12 +4737,6 @@ enum { /* For TPACPI_LED_OLD */
TPACPI_LED_EC_HLMS = 0x0e, /* EC reg to select led to command */
};
-enum led_status_t {
- TPACPI_LED_OFF = 0,
- TPACPI_LED_ON,
- TPACPI_LED_BLINK,
-};
-
static enum led_access_mode led_supported;
TPACPI_HANDLE(led, ec, "SLED", /* 570 */
@@ -4841,23 +4848,13 @@ static int led_set_status(const unsigned int led,
return rc;
}
-static void led_sysfs_set_status(unsigned int led,
- enum led_brightness brightness)
-{
- led_set_status(led,
- (brightness == LED_OFF) ?
- TPACPI_LED_OFF :
- (tpacpi_led_state_cache[led] == TPACPI_LED_BLINK) ?
- TPACPI_LED_BLINK : TPACPI_LED_ON);
-}
-
static void led_set_status_worker(struct work_struct *work)
{
struct tpacpi_led_classdev *data =
container_of(work, struct tpacpi_led_classdev, work);
if (likely(tpacpi_lifecycle == TPACPI_LIFE_RUNNING))
- led_sysfs_set_status(data->led, data->new_brightness);
+ led_set_status(data->led, data->new_state);
}
static void led_sysfs_set(struct led_classdev *led_cdev,
@@ -4866,7 +4863,13 @@ static void led_sysfs_set(struct led_classdev *led_cdev,
struct tpacpi_led_classdev *data = container_of(led_cdev,
struct tpacpi_led_classdev, led_classdev);
- data->new_brightness = brightness;
+ if (brightness == LED_OFF)
+ data->new_state = TPACPI_LED_OFF;
+ else if (tpacpi_led_state_cache[data->led] != TPACPI_LED_BLINK)
+ data->new_state = TPACPI_LED_ON;
+ else
+ data->new_state = TPACPI_LED_BLINK;
+
queue_work(tpacpi_wq, &data->work);
}
@@ -4884,7 +4887,7 @@ static int led_sysfs_blink_set(struct led_classdev *led_cdev,
} else if ((*delay_on != 500) || (*delay_off != 500))
return -EINVAL;
- data->new_brightness = TPACPI_LED_BLINK;
+ data->new_state = TPACPI_LED_BLINK;
queue_work(tpacpi_wq, &data->work);
return 0;
@@ -7858,6 +7861,15 @@ static int __init thinkpad_acpi_module_init(void)
MODULE_ALIAS(TPACPI_DRVR_SHORTNAME);
/*
+ * This will autoload the driver in almost every ThinkPad
+ * in widespread use.
+ *
+ * Only _VERY_ old models, like the 240, 240x and 570 lack
+ * the HKEY event interface.
+ */
+MODULE_DEVICE_TABLE(acpi, ibm_htk_device_ids);
+
+/*
* DMI matching for module autoloading
*
* See http://thinkwiki.org/wiki/List_of_DMI_IDs
@@ -7869,18 +7881,13 @@ MODULE_ALIAS(TPACPI_DRVR_SHORTNAME);
#define IBM_BIOS_MODULE_ALIAS(__type) \
MODULE_ALIAS("dmi:bvnIBM:bvr" __type "ET??WW*")
-/* Non-ancient thinkpads */
-MODULE_ALIAS("dmi:bvnIBM:*:svnIBM:*:pvrThinkPad*:rvnIBM:*");
-MODULE_ALIAS("dmi:bvnLENOVO:*:svnLENOVO:*:pvrThinkPad*:rvnLENOVO:*");
-
/* Ancient thinkpad BIOSes have to be identified by
* BIOS type or model number, and there are far less
* BIOS types than model numbers... */
-IBM_BIOS_MODULE_ALIAS("I[BDHIMNOTWVYZ]");
-IBM_BIOS_MODULE_ALIAS("1[0368A-GIKM-PST]");
-IBM_BIOS_MODULE_ALIAS("K[UX-Z]");
+IBM_BIOS_MODULE_ALIAS("I[MU]"); /* 570, 570e */
-MODULE_AUTHOR("Borislav Deianov, Henrique de Moraes Holschuh");
+MODULE_AUTHOR("Borislav Deianov <borislav@users.sf.net>");
+MODULE_AUTHOR("Henrique de Moraes Holschuh <hmh@hmh.eng.br>");
MODULE_DESCRIPTION(TPACPI_DESC);
MODULE_VERSION(TPACPI_VERSION);
MODULE_LICENSE("GPL");