提交 ac3ebafa 编写于 作者: D Daniel Lezcano 提交者: Len Brown

ACPI / idle: remove usage of the statedata

Len Brown sent a patch to remove this field in the intel_idle driver.
The other user of this field is the davinci cpuidle driver and a
patch has been sent to remove the usage of it.

This patch removes the last user of this field.
Signed-off-by: NDaniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: NLen Brown <len.brown@intel.com>
上级 6ef0f086
...@@ -66,6 +66,8 @@ module_param(latency_factor, uint, 0644); ...@@ -66,6 +66,8 @@ module_param(latency_factor, uint, 0644);
static DEFINE_PER_CPU(struct cpuidle_device *, acpi_cpuidle_device); static DEFINE_PER_CPU(struct cpuidle_device *, acpi_cpuidle_device);
static struct acpi_processor_cx *acpi_cstate[CPUIDLE_STATE_MAX];
static int disabled_by_idle_boot_param(void) static int disabled_by_idle_boot_param(void)
{ {
return boot_option_idle_override == IDLE_POLL || return boot_option_idle_override == IDLE_POLL ||
...@@ -721,8 +723,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev, ...@@ -721,8 +723,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev,
struct cpuidle_driver *drv, int index) struct cpuidle_driver *drv, int index)
{ {
struct acpi_processor *pr; struct acpi_processor *pr;
struct cpuidle_state_usage *state_usage = &dev->states_usage[index]; struct acpi_processor_cx *cx = acpi_cstate[index];
struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
pr = __this_cpu_read(processors); pr = __this_cpu_read(processors);
...@@ -745,8 +746,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev, ...@@ -745,8 +746,7 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev,
*/ */
static int acpi_idle_play_dead(struct cpuidle_device *dev, int index) static int acpi_idle_play_dead(struct cpuidle_device *dev, int index)
{ {
struct cpuidle_state_usage *state_usage = &dev->states_usage[index]; struct acpi_processor_cx *cx = acpi_cstate[index];
struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
ACPI_FLUSH_CPU_CACHE(); ACPI_FLUSH_CPU_CACHE();
...@@ -776,8 +776,7 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev, ...@@ -776,8 +776,7 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
struct cpuidle_driver *drv, int index) struct cpuidle_driver *drv, int index)
{ {
struct acpi_processor *pr; struct acpi_processor *pr;
struct cpuidle_state_usage *state_usage = &dev->states_usage[index]; struct acpi_processor_cx *cx = acpi_cstate[index];
struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
pr = __this_cpu_read(processors); pr = __this_cpu_read(processors);
...@@ -835,8 +834,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev, ...@@ -835,8 +834,7 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
struct cpuidle_driver *drv, int index) struct cpuidle_driver *drv, int index)
{ {
struct acpi_processor *pr; struct acpi_processor *pr;
struct cpuidle_state_usage *state_usage = &dev->states_usage[index]; struct acpi_processor_cx *cx = acpi_cstate[index];
struct acpi_processor_cx *cx = cpuidle_get_statedata(state_usage);
pr = __this_cpu_read(processors); pr = __this_cpu_read(processors);
...@@ -935,7 +933,6 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr, ...@@ -935,7 +933,6 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
{ {
int i, count = CPUIDLE_DRIVER_STATE_START; int i, count = CPUIDLE_DRIVER_STATE_START;
struct acpi_processor_cx *cx; struct acpi_processor_cx *cx;
struct cpuidle_state_usage *state_usage;
if (!pr->flags.power_setup_done) if (!pr->flags.power_setup_done)
return -EINVAL; return -EINVAL;
...@@ -954,7 +951,6 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr, ...@@ -954,7 +951,6 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) { for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) {
cx = &pr->power.states[i]; cx = &pr->power.states[i];
state_usage = &dev->states_usage[count];
if (!cx->valid) if (!cx->valid)
continue; continue;
...@@ -965,8 +961,7 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr, ...@@ -965,8 +961,7 @@ static int acpi_processor_setup_cpuidle_cx(struct acpi_processor *pr,
!(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED)) !(acpi_gbl_FADT.flags & ACPI_FADT_C2_MP_SUPPORTED))
continue; continue;
#endif #endif
acpi_cstate[count] = cx;
cpuidle_set_statedata(state_usage, cx);
count++; count++;
if (count == CPUIDLE_STATE_MAX) if (count == CPUIDLE_STATE_MAX)
......
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