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authorLen Brown <len.brown@intel.com>2010-05-21 19:40:02 -0400
committerLen Brown <len.brown@intel.com>2010-05-21 19:40:02 -0400
commit34a18d6fe5430184e4ca96eeb074ee671d89fe7b (patch)
tree28953198fea75ff8d0652e346c3aac2a12936484
parentd6bd535d88429b4804d6d917ab4f586306f9a855 (diff)
ACPI: delete unused c-state promotion/demotion data strucutures
These were used before cpuidle by the native ACPI idle driver, which tracked promotion and demotion between states. The code was referenced by CONFIG_ACPI_PROCFS for /proc/acpi/processor/*/power, but as we no longer do promotion/demotion, that reference has been a NOP since the transition. Signed-off-by: Len Brown <len.brown@intel.com>
-rw-r--r--drivers/acpi/processor_idle.c16
-rw-r--r--include/acpi/processor.h13
2 files changed, 3 insertions, 26 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 5939e7f7d8e9..63a3d4b8c238 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -727,19 +727,9 @@ static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset)
break;
}
- if (pr->power.states[i].promotion.state)
- seq_printf(seq, "promotion[C%zd] ",
- (pr->power.states[i].promotion.state -
- pr->power.states));
- else
- seq_puts(seq, "promotion[--] ");
-
- if (pr->power.states[i].demotion.state)
- seq_printf(seq, "demotion[C%zd] ",
- (pr->power.states[i].demotion.state -
- pr->power.states));
- else
- seq_puts(seq, "demotion[--] ");
+ seq_puts(seq, "promotion[--] ");
+
+ seq_puts(seq, "demotion[--] ");
seq_printf(seq, "latency[%03d] usage[%08d] duration[%020llu]\n",
pr->power.states[i].latency,
diff --git a/include/acpi/processor.h b/include/acpi/processor.h
index 86825ddbe14e..da565a48240e 100644
--- a/include/acpi/processor.h
+++ b/include/acpi/processor.h
@@ -52,17 +52,6 @@ struct acpi_power_register {
u64 address;
} __attribute__ ((packed));
-struct acpi_processor_cx_policy {
- u32 count;
- struct acpi_processor_cx *state;
- struct {
- u32 time;
- u32 ticks;
- u32 count;
- u32 bm;
- } threshold;
-};
-
struct acpi_processor_cx {
u8 valid;
u8 type;
@@ -74,8 +63,6 @@ struct acpi_processor_cx {
u32 power;
u32 usage;
u64 time;
- struct acpi_processor_cx_policy promotion;
- struct acpi_processor_cx_policy demotion;
char desc[ACPI_CX_DESC_LEN];
};