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| author | Len Brown <len.brown@intel.com> | 2009-04-21 00:35:47 -0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-04-21 00:35:47 -0400 |
| commit | 88bea188b85f9cefefbbd56b8a48d0f798409177 (patch) | |
| tree | 8170590416c90c4bec1c00c6e3d472cab3b84e6f /drivers/acpi | |
| parent | a939b96cccdb65df80a52447ec8e4a6d79c56dbb (diff) | |
| download | linux-stable-88bea188b85f9cefefbbd56b8a48d0f798409177.tar.gz linux-stable-88bea188b85f9cefefbbd56b8a48d0f798409177.tar.bz2 linux-stable-88bea188b85f9cefefbbd56b8a48d0f798409177.zip | |
ACPI: add /sys/firmware/acpi/interrupts/sci_not counter
This counter may prove useful in debugging some
spurious interrupt issues seen in the field.
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/osl.c | 4 | ||||
| -rw-r--r-- | drivers/acpi/system.c | 11 |
2 files changed, 12 insertions, 3 deletions
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index d59f08ecaf16..d916bea729f1 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/system.c b/drivers/acpi/system.c index da51f05ef8d8..0944daec064f 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 |