freqs.old = davinci_getspeed(0);
freqs.new = clk_round_rate(armclk, target_freq * 1000) / 1000;
- freqs.cpu = 0;
if (freqs.old == freqs.new)
return ret;
if (ret)
return -EINVAL;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* if moving to higher frequency, up the voltage beforehand */
if (pdata->set_voltage && freqs.new > freqs.old) {
pdata->set_voltage(idx);
out:
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return ret;
}
freqs.old = clk_get_rate(cpu_clk) / 1000;
freqs.new = freq_Hz / 1000;
- freqs.cpu = 0;
freqs.flags = 0;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
ret = set_cpu_freq(freq_Hz);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return ret;
}
vco = icst_hz_to_vco(&cclk_params, target_freq * 1000);
freqs.new = icst_hz(&cclk_params, vco) / 1000;
- freqs.cpu = policy->cpu;
-
if (freqs.old == freqs.new) {
set_cpus_allowed(current, cpus_allowed);
return 0;
}
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
cm_osc = __raw_readl(CM_OSC);
*/
set_cpus_allowed(current, cpus_allowed);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
new_freq_mem = pxa_freq_settings[idx].membus;
freqs.old = policy->cur;
freqs.new = new_freq_cpu;
- freqs.cpu = policy->cpu;
if (freq_debug)
pr_debug("Changing CPU frequency to %d Mhz, (SDRAM %d Mhz)\n",
* you should add a notify client with any platform specific
* Vcc changing capability
*/
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* Calculate the next MDREFR. If we're slowing down the SDRAM clock
* we need to preset the smaller DRI before the change. If we're
* you should add a notify client with any platform specific
* SDRAM refresh timer adjustments
*/
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
/*
* Even if voltage setting fails, we don't report it, as the frequency
freqs.old = policy->cur;
freqs.new = next->cpufreq_mhz * 1000;
- freqs.cpu = policy->cpu;
pr_debug("CPU frequency from %d MHz to %d MHz%s\n",
freqs.old / 1000, freqs.new / 1000,
if (freqs.old == target_freq)
return 0;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
local_irq_save(flags);
__update_core_freq(next);
__update_bus_freq(next);
local_irq_restore(flags);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
freqs.old = cpu_cur.freq;
freqs.new = cpu_new.freq;
- freqs.freqs.cpu = 0;
freqs.freqs.old = cpu_cur.freq.armclk / 1000;
freqs.freqs.new = cpu_new.freq.armclk / 1000;
s3c_cpufreq_updateclk(clk_pclk, cpu_new.freq.pclk);
/* start the frequency change */
-
- if (policy)
- cpufreq_notify_transition(&freqs.freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs.freqs, CPUFREQ_PRECHANGE);
/* If hclk is staying the same, then we do not need to
* re-write the IO or the refresh timings whilst we are changing
local_irq_restore(flags);
/* notify everyone we've done this */
- if (policy)
- cpufreq_notify_transition(&freqs.freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs.freqs, CPUFREQ_POSTCHANGE);
s3c_freq_dbg("%s: finished\n", __func__);
return 0;
freqs.old = cur;
freqs.new = sa11x0_ppcr_to_freq(new_ppcr);
- freqs.cpu = 0;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
if (freqs.new > cur)
sa1100_update_dram_timings(cur, freqs.new);
if (freqs.new < cur)
sa1100_update_dram_timings(cur, freqs.new);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
freqs.old = sa11x0_getspeed(0);
freqs.new = sa11x0_ppcr_to_freq(ppcr);
- freqs.cpu = 0;
sdram_calculate_timing(&sd, freqs.new, sdram);
sd.mdcas[2] = 0xaaaaaaaa;
#endif
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/*
* The clock could be going away for some time. Set the SDRAMs
*/
sdram_update_refresh(freqs.new, sdram);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
return ret;
}
-static int tegra_update_cpu_speed(unsigned long rate)
+static int tegra_update_cpu_speed(struct cpufreq_policy *policy,
+ unsigned long rate)
{
int ret = 0;
struct cpufreq_freqs freqs;
else
clk_set_rate(emc_clk, 100000000); /* emc 50Mhz */
- for_each_online_cpu(freqs.cpu)
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
#ifdef CONFIG_CPU_FREQ_DEBUG
printk(KERN_DEBUG "cpufreq-tegra: transition: %u --> %u\n",
return ret;
}
- for_each_online_cpu(freqs.cpu)
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
target_cpu_speed[policy->cpu] = freq;
- ret = tegra_update_cpu_speed(tegra_cpu_highest_speed());
+ ret = tegra_update_cpu_speed(policy, tegra_cpu_highest_speed());
out:
mutex_unlock(&tegra_cpu_lock);
{
mutex_lock(&tegra_cpu_lock);
if (event == PM_SUSPEND_PREPARE) {
+ struct cpufreq_policy *policy = cpufreq_cpu_get(0);
is_suspended = true;
pr_info("Tegra cpufreq suspend: setting frequency to %d kHz\n",
freq_table[0].frequency);
- tegra_update_cpu_speed(freq_table[0].frequency);
+ tegra_update_cpu_speed(policy, freq_table[0].frequency);
+ cpufreq_cpu_put(policy);
} else if (event == PM_POST_SUSPEND) {
is_suspended = false;
}
freqs.old = at32_get_speed(0);
freqs.new = (freq + 500) / 1000;
- freqs.cpu = 0;
freqs.flags = 0;
if (!ref_freq) {
loops_per_jiffy_ref = boot_cpu_data.loops_per_jiffy;
}
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
if (freqs.old < freqs.new)
boot_cpu_data.loops_per_jiffy = cpufreq_scale(
loops_per_jiffy_ref, ref_freq, freqs.new);
if (freqs.new < freqs.old)
boot_cpu_data.loops_per_jiffy = cpufreq_scale(
loops_per_jiffy_ref, ref_freq, freqs.new);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
pr_debug("cpufreq: set frequency %lu Hz\n", freq);
}
#endif
-static int bfin_target(struct cpufreq_policy *poli,
+static int bfin_target(struct cpufreq_policy *policy,
unsigned int target_freq, unsigned int relation)
{
#ifndef CONFIG_BF60x
unsigned int plldiv;
#endif
- unsigned int index, cpu;
+ unsigned int index;
unsigned long cclk_hz;
struct cpufreq_freqs freqs;
static unsigned long lpj_ref;
cycles_t cycles;
#endif
- for_each_online_cpu(cpu) {
- struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
+ if (cpufreq_frequency_table_target(policy, bfin_freq_table, target_freq,
+ relation, &index))
+ return -EINVAL;
- if (!policy)
- continue;
+ cclk_hz = bfin_freq_table[index].frequency;
- if (cpufreq_frequency_table_target(policy, bfin_freq_table,
- target_freq, relation, &index))
- return -EINVAL;
+ freqs.old = bfin_getfreq_khz(0);
+ freqs.new = cclk_hz;
- cclk_hz = bfin_freq_table[index].frequency;
+ pr_debug("cpufreq: changing cclk to %lu; target = %u, oldfreq = %u\n",
+ cclk_hz, target_freq, freqs.old);
- freqs.old = bfin_getfreq_khz(0);
- freqs.new = cclk_hz;
- freqs.cpu = cpu;
-
- pr_debug("cpufreq: changing cclk to %lu; target = %u, oldfreq = %u\n",
- cclk_hz, target_freq, freqs.old);
-
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- if (cpu == CPUFREQ_CPU) {
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
#ifndef CONFIG_BF60x
- plldiv = (bfin_read_PLL_DIV() & SSEL) |
- dpm_state_table[index].csel;
- bfin_write_PLL_DIV(plldiv);
+ plldiv = (bfin_read_PLL_DIV() & SSEL) | dpm_state_table[index].csel;
+ bfin_write_PLL_DIV(plldiv);
#else
- ret = cpu_set_cclk(cpu, freqs.new * 1000);
- if (ret != 0) {
- WARN_ONCE(ret, "cpufreq set freq failed %d\n", ret);
- break;
- }
+ ret = cpu_set_cclk(policy->cpu, freqs.new * 1000);
+ if (ret != 0) {
+ WARN_ONCE(ret, "cpufreq set freq failed %d\n", ret);
+ return ret;
+ }
#endif
- on_each_cpu(bfin_adjust_core_timer, &index, 1);
+ on_each_cpu(bfin_adjust_core_timer, &index, 1);
#if defined(CONFIG_CYCLES_CLOCKSOURCE)
- cycles = get_cycles();
- SSYNC();
- cycles += 10; /* ~10 cycles we lose after get_cycles() */
- __bfin_cycles_off +=
- (cycles << __bfin_cycles_mod) - (cycles << index);
- __bfin_cycles_mod = index;
+ cycles = get_cycles();
+ SSYNC();
+ cycles += 10; /* ~10 cycles we lose after get_cycles() */
+ __bfin_cycles_off += (cycles << __bfin_cycles_mod) - (cycles << index);
+ __bfin_cycles_mod = index;
#endif
- if (!lpj_ref_freq) {
- lpj_ref = loops_per_jiffy;
- lpj_ref_freq = freqs.old;
- }
- if (freqs.new != freqs.old) {
- loops_per_jiffy = cpufreq_scale(lpj_ref,
- lpj_ref_freq, freqs.new);
- }
- }
- /* TODO: just test case for cycles clock source, remove later */
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ if (!lpj_ref_freq) {
+ lpj_ref = loops_per_jiffy;
+ lpj_ref_freq = freqs.old;
}
+ if (freqs.new != freqs.old) {
+ loops_per_jiffy = cpufreq_scale(lpj_ref,
+ lpj_ref_freq, freqs.new);
+ }
+
+ /* TODO: just test case for cycles clock source, remove later */
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
pr_debug("cpufreq: done\n");
return ret;
return clk_ctrl.pll ? 200000 : 6000;
}
-static void cris_freq_set_cpu_state(unsigned int state)
+static void cris_freq_set_cpu_state(struct cpufreq_policy *policy,
+ unsigned int state)
{
- int i = 0;
struct cpufreq_freqs freqs;
reg_clkgen_rw_clk_ctrl clk_ctrl;
clk_ctrl = REG_RD(clkgen, regi_clkgen, rw_clk_ctrl);
-#ifdef CONFIG_SMP
- for_each_present_cpu(i)
-#endif
- {
- freqs.old = cris_freq_get_cpu_frequency(i);
- freqs.new = cris_freq_table[state].frequency;
- freqs.cpu = i;
- }
+ freqs.old = cris_freq_get_cpu_frequency(policy->cpu);
+ freqs.new = cris_freq_table[state].frequency;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
local_irq_disable();
local_irq_enable();
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
};
static int cris_freq_verify(struct cpufreq_policy *policy)
target_freq, relation, &newstate))
return -EINVAL;
- cris_freq_set_cpu_state(newstate);
+ cris_freq_set_cpu_state(policy, newstate);
return 0;
}
return clk_ctrl.pll ? 200000 : 6000;
}
-static void cris_freq_set_cpu_state(unsigned int state)
+static void cris_freq_set_cpu_state(struct cpufreq_policy *policy,
+ unsigned int state)
{
- int i;
struct cpufreq_freqs freqs;
reg_config_rw_clk_ctrl clk_ctrl;
clk_ctrl = REG_RD(config, regi_config, rw_clk_ctrl);
- for_each_possible_cpu(i) {
- freqs.old = cris_freq_get_cpu_frequency(i);
- freqs.new = cris_freq_table[state].frequency;
- freqs.cpu = i;
- }
+ freqs.old = cris_freq_get_cpu_frequency(policy->cpu);
+ freqs.new = cris_freq_table[state].frequency;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
local_irq_disable();
local_irq_enable();
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
};
static int cris_freq_verify(struct cpufreq_policy *policy)
(policy, cris_freq_table, target_freq, relation, &newstate))
return -EINVAL;
- cris_freq_set_cpu_state(newstate);
+ cris_freq_set_cpu_state(policy, newstate);
return 0;
}
static int
processor_set_freq (
struct cpufreq_acpi_io *data,
- unsigned int cpu,
+ struct cpufreq_policy *policy,
int state)
{
int ret = 0;
pr_debug("processor_set_freq\n");
saved_mask = current->cpus_allowed;
- set_cpus_allowed_ptr(current, cpumask_of(cpu));
- if (smp_processor_id() != cpu) {
+ set_cpus_allowed_ptr(current, cpumask_of(policy->cpu));
+ if (smp_processor_id() != policy->cpu) {
retval = -EAGAIN;
goto migrate_end;
}
data->acpi_data.state, state);
/* cpufreq frequency struct */
- cpufreq_freqs.cpu = cpu;
cpufreq_freqs.old = data->freq_table[data->acpi_data.state].frequency;
cpufreq_freqs.new = data->freq_table[state].frequency;
/* notify cpufreq */
- cpufreq_notify_transition(&cpufreq_freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &cpufreq_freqs, CPUFREQ_PRECHANGE);
/*
* First we write the target state's 'control' value to the
ret = processor_set_pstate(value);
if (ret) {
unsigned int tmp = cpufreq_freqs.new;
- cpufreq_notify_transition(&cpufreq_freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &cpufreq_freqs,
+ CPUFREQ_POSTCHANGE);
cpufreq_freqs.new = cpufreq_freqs.old;
cpufreq_freqs.old = tmp;
- cpufreq_notify_transition(&cpufreq_freqs, CPUFREQ_PRECHANGE);
- cpufreq_notify_transition(&cpufreq_freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &cpufreq_freqs,
+ CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &cpufreq_freqs,
+ CPUFREQ_POSTCHANGE);
printk(KERN_WARNING "Transition failed with error %d\n", ret);
retval = -ENODEV;
goto migrate_end;
}
- cpufreq_notify_transition(&cpufreq_freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &cpufreq_freqs, CPUFREQ_POSTCHANGE);
data->acpi_data.state = state;
if (result)
return (result);
- result = processor_set_freq(data, policy->cpu, next_state);
+ result = processor_set_freq(data, policy, next_state);
return (result);
}
pr_debug("cpufreq: requested frequency %u Hz\n", target_freq * 1000);
- freqs.cpu = cpu;
freqs.old = loongson2_cpufreq_get(cpu);
freqs.new = freq;
freqs.flags = 0;
return 0;
/* notifiers */
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
set_cpus_allowed_ptr(current, &cpus_allowed);
clk_set_rate(cpuclk, freq);
/* notifiers */
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
pr_debug("cpufreq: set frequency %u kHz\n", freq);
freqs.old = policy->cur;
freqs.new = cbe_freqs[cbe_pmode_new].frequency;
- freqs.cpu = policy->cpu;
mutex_lock(&cbe_switch_mutex);
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
pr_debug("setting frequency for cpu %d to %d kHz, " \
"1/%d of max frequency\n",
rc = set_pmode(policy->cpu, cbe_pmode_new);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
mutex_unlock(&cbe_switch_mutex);
return rc;
freqs.old = policy->cur;
freqs.new = pas_freqs[pas_astate_new].frequency;
- freqs.cpu = policy->cpu;
mutex_lock(&pas_switch_mutex);
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
pr_debug("setting frequency for cpu %d to %d kHz, 1/%d of max frequency\n",
policy->cpu,
for_each_online_cpu(i)
set_astate(i, pas_astate_new);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
mutex_unlock(&pas_switch_mutex);
ppc_proc_freq = freqs.new * 1000ul;
return 0;
}
-static int do_set_cpu_speed(int speed_mode, int notify)
+static int do_set_cpu_speed(struct cpufreq_policy *policy, int speed_mode,
+ int notify)
{
struct cpufreq_freqs freqs;
unsigned long l3cr;
freqs.old = cur_freq;
freqs.new = (speed_mode == CPUFREQ_HIGH) ? hi_freq : low_freq;
- freqs.cpu = smp_processor_id();
if (freqs.old == freqs.new)
return 0;
if (notify)
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
if (speed_mode == CPUFREQ_LOW &&
cpu_has_feature(CPU_FTR_L3CR)) {
l3cr = _get_L3CR();
_set_L3CR(prev_l3cr);
}
if (notify)
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
cur_freq = (speed_mode == CPUFREQ_HIGH) ? hi_freq : low_freq;
return 0;
target_freq, relation, &newstate))
return -EINVAL;
- rc = do_set_cpu_speed(newstate, 1);
+ rc = do_set_cpu_speed(policy, newstate, 1);
ppc_proc_freq = cur_freq * 1000ul;
return rc;
no_schedule = 1;
sleep_freq = cur_freq;
if (cur_freq == low_freq && !is_pmu_based)
- do_set_cpu_speed(CPUFREQ_HIGH, 0);
+ do_set_cpu_speed(policy, CPUFREQ_HIGH, 0);
return 0;
}
* is that we force a switch to whatever it was, which is
* probably high speed due to our suspend() routine
*/
- do_set_cpu_speed(sleep_freq == low_freq ?
+ do_set_cpu_speed(policy, sleep_freq == low_freq ?
CPUFREQ_LOW : CPUFREQ_HIGH, 0);
ppc_proc_freq = cur_freq * 1000ul;
freqs.old = g5_cpu_freqs[g5_pmode_cur].frequency;
freqs.new = g5_cpu_freqs[newstate].frequency;
- freqs.cpu = 0;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
rc = g5_switch_freq(newstate);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
mutex_unlock(&g5_switch_mutex);
dev_dbg(dev, "requested frequency %u Hz\n", target_freq * 1000);
- freqs.cpu = cpu;
freqs.old = sh_cpufreq_get(cpu);
freqs.new = (freq + 500) / 1000;
freqs.flags = 0;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
set_cpus_allowed_ptr(current, &cpus_allowed);
clk_set_rate(cpuclk, freq);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
dev_dbg(dev, "set frequency %lu Hz\n", freq);
return clock_tick / estar_to_divisor(estar);
}
-static void us2e_set_cpu_divider_index(unsigned int cpu, unsigned int index)
+static void us2e_set_cpu_divider_index(struct cpufreq_policy *policy,
+ unsigned int index)
{
+ unsigned int cpu = policy->cpu;
unsigned long new_bits, new_freq;
unsigned long clock_tick, divisor, old_divisor, estar;
cpumask_t cpus_allowed;
freqs.old = clock_tick / old_divisor;
freqs.new = new_freq;
- freqs.cpu = cpu;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
if (old_divisor != divisor)
us2e_transition(estar, new_bits, clock_tick * 1000,
old_divisor, divisor);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
set_cpus_allowed_ptr(current, &cpus_allowed);
}
target_freq, relation, &new_index))
return -EINVAL;
- us2e_set_cpu_divider_index(policy->cpu, new_index);
+ us2e_set_cpu_divider_index(policy, new_index);
return 0;
}
static int us2e_freq_cpu_exit(struct cpufreq_policy *policy)
{
if (cpufreq_us2e_driver)
- us2e_set_cpu_divider_index(policy->cpu, 0);
+ us2e_set_cpu_divider_index(policy, 0);
return 0;
}
return ret;
}
-static void us3_set_cpu_divider_index(unsigned int cpu, unsigned int index)
+static void us3_set_cpu_divider_index(struct cpufreq_policy *policy,
+ unsigned int index)
{
+ unsigned int cpu = policy->cpu;
unsigned long new_bits, new_freq, reg;
cpumask_t cpus_allowed;
struct cpufreq_freqs freqs;
freqs.old = get_current_freq(cpu, reg);
freqs.new = new_freq;
- freqs.cpu = cpu;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
reg &= ~SAFARI_CFG_DIV_MASK;
reg |= new_bits;
write_safari_cfg(reg);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
set_cpus_allowed_ptr(current, &cpus_allowed);
}
&new_index))
return -EINVAL;
- us3_set_cpu_divider_index(policy->cpu, new_index);
+ us3_set_cpu_divider_index(policy, new_index);
return 0;
}
static int us3_freq_cpu_exit(struct cpufreq_policy *policy)
{
if (cpufreq_us3_driver)
- us3_set_cpu_divider_index(policy->cpu, 0);
+ us3_set_cpu_divider_index(policy, 0);
return 0;
}
struct cpufreq_freqs freqs;
struct clk *mclk = clk_get(NULL, "MAIN_CLK");
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
if (!clk_set_rate(mclk, target_freq * 1000)) {
freqs.old = cur;
freqs.new = target_freq;
- freqs.cpu = 0;
}
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
struct drv_cmd cmd;
unsigned int next_state = 0; /* Index into freq_table */
unsigned int next_perf_state = 0; /* Index into perf table */
- unsigned int i;
int result = 0;
pr_debug("acpi_cpufreq_target %d (%d)\n", target_freq, policy->cpu);
freqs.old = perf->states[perf->state].core_frequency * 1000;
freqs.new = data->freq_table[next_state].frequency;
- for_each_cpu(i, policy->cpus) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
drv_write(&cmd);
}
}
- for_each_cpu(i, policy->cpus) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
perf->state = next_perf_state;
out:
struct opp *opp;
unsigned long volt = 0, volt_old = 0, tol = 0;
long freq_Hz;
- unsigned int index, cpu;
+ unsigned int index;
int ret;
ret = cpufreq_frequency_table_target(policy, freq_table, target_freq,
if (freqs.old == freqs.new)
return 0;
- for_each_online_cpu(cpu) {
- freqs.cpu = cpu;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
if (cpu_reg) {
rcu_read_lock();
}
post_notify:
- for_each_online_cpu(cpu) {
- freqs.cpu = cpu;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return ret;
}
freqs.old = nforce2_get(policy->cpu);
freqs.new = target_fsb * fid * 100;
- freqs.cpu = 0; /* Only one CPU on nForce2 platforms */
if (freqs.old == freqs.new)
return 0;
pr_debug("Old CPU frequency %d kHz, new %d kHz\n",
freqs.old, freqs.new);
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* Disable IRQs */
/* local_irq_save(flags); */
/* Enable IRQs */
/* local_irq_restore(flags); */
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
#endif
-/**
- * cpufreq_notify_transition - call notifier chain and adjust_jiffies
- * on frequency transition.
- *
- * This function calls the transition notifiers and the "adjust_jiffies"
- * function. It is called twice on all CPU frequency changes that have
- * external effects.
- */
-void cpufreq_notify_transition(struct cpufreq_freqs *freqs, unsigned int state)
+void __cpufreq_notify_transition(struct cpufreq_policy *policy,
+ struct cpufreq_freqs *freqs, unsigned int state)
{
- struct cpufreq_policy *policy;
- unsigned long flags;
-
BUG_ON(irqs_disabled());
if (cpufreq_disabled())
pr_debug("notification %u of frequency transition to %u kHz\n",
state, freqs->new);
- read_lock_irqsave(&cpufreq_driver_lock, flags);
- policy = per_cpu(cpufreq_cpu_data, freqs->cpu);
- read_unlock_irqrestore(&cpufreq_driver_lock, flags);
-
switch (state) {
case CPUFREQ_PRECHANGE:
break;
}
}
+/**
+ * cpufreq_notify_transition - call notifier chain and adjust_jiffies
+ * on frequency transition.
+ *
+ * This function calls the transition notifiers and the "adjust_jiffies"
+ * function. It is called twice on all CPU frequency changes that have
+ * external effects.
+ */
+void cpufreq_notify_transition(struct cpufreq_policy *policy,
+ struct cpufreq_freqs *freqs, unsigned int state)
+{
+ for_each_cpu(freqs->cpu, policy->cpus)
+ __cpufreq_notify_transition(policy, freqs, state);
+}
EXPORT_SYMBOL_GPL(cpufreq_notify_transition);
static void cpufreq_out_of_sync(unsigned int cpu, unsigned int old_freq,
unsigned int new_freq)
{
+ struct cpufreq_policy *policy;
struct cpufreq_freqs freqs;
+ unsigned long flags;
+
pr_debug("Warning: CPU frequency out of sync: cpufreq and timing "
"core thinks of %u, is %u kHz.\n", old_freq, new_freq);
- freqs.cpu = cpu;
freqs.old = old_freq;
freqs.new = new_freq;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+
+ read_lock_irqsave(&cpufreq_driver_lock, flags);
+ policy = per_cpu(cpufreq_cpu_data, cpu);
+ read_unlock_irqrestore(&cpufreq_driver_lock, flags);
+
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
}
return 0;
/* pre-change notification */
- for_each_cpu(freqs.cpu, policy->cpus)
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* update armss clk frequency */
ret = clk_set_rate(armss_clk, freqs.new * 1000);
}
/* post change notification */
- for_each_cpu(freqs.cpu, policy->cpus)
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
}
static int eps_set_state(struct eps_cpu_data *centaur,
- unsigned int cpu,
+ struct cpufreq_policy *policy,
u32 dest_state)
{
struct cpufreq_freqs freqs;
int err = 0;
int i;
- freqs.old = eps_get(cpu);
+ freqs.old = eps_get(policy->cpu);
freqs.new = centaur->fsb * ((dest_state >> 8) & 0xff);
- freqs.cpu = cpu;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* Wait while CPU is busy */
rdmsr(MSR_IA32_PERF_STATUS, lo, hi);
current_multiplier);
}
#endif
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return err;
}
/* Make frequency transition */
dest_state = centaur->freq_table[newstate].index & 0xffff;
- ret = eps_set_state(centaur, cpu, dest_state);
+ ret = eps_set_state(centaur, policy, dest_state);
if (ret)
printk(KERN_ERR "eps: Timeout!\n");
return ret;
* There is no return value.
*/
-static void elanfreq_set_cpu_state(unsigned int state)
+static void elanfreq_set_cpu_state(struct cpufreq_policy *policy,
+ unsigned int state)
{
struct cpufreq_freqs freqs;
freqs.old = elanfreq_get_cpu_frequency(0);
freqs.new = elan_multiplier[state].clock;
- freqs.cpu = 0; /* elanfreq.c is UP only driver */
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
printk(KERN_INFO "elanfreq: attempting to set frequency to %i kHz\n",
elan_multiplier[state].clock);
udelay(10000);
local_irq_enable();
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
};
target_freq, relation, &newstate))
return -EINVAL;
- elanfreq_set_cpu_state(newstate);
+ elanfreq_set_cpu_state(policy, newstate);
return 0;
}
freqs.old = policy->cur;
freqs.new = target_freq;
- freqs.cpu = policy->cpu;
if (freqs.new == freqs.old)
goto out;
}
arm_volt = volt_table[index];
- for_each_cpu(freqs.cpu, policy->cpus)
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* When the new frequency is higher than current frequency */
if ((freqs.new > freqs.old) && !safe_arm_volt) {
exynos_info->set_freq(old_index, index);
- for_each_cpu(freqs.cpu, policy->cpus)
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
/* When the new frequency is lower than current frequency */
if ((freqs.new < freqs.old) ||
* set cpu speed in khz.
**/
-static void gx_set_cpuspeed(unsigned int khz)
+static void gx_set_cpuspeed(struct cpufreq_policy *policy, unsigned int khz)
{
u8 suscfg, pmer1;
unsigned int new_khz;
unsigned long flags;
struct cpufreq_freqs freqs;
- freqs.cpu = 0;
freqs.old = gx_get_cpuspeed(0);
new_khz = gx_validate_speed(khz, &gx_params->on_duration,
freqs.new = new_khz;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
local_irq_save(flags);
-
-
if (new_khz != stock_freq) {
/* if new khz == 100% of CPU speed, it is special case */
switch (gx_params->cs55x0->device) {
gx_params->pci_suscfg = suscfg;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
pr_debug("suspend modulation w/ duration of ON:%d us, OFF:%d us\n",
gx_params->on_duration * 32, gx_params->off_duration * 32);
tmp_freq = gx_validate_speed(tmp_freq, &tmp1, &tmp2);
}
- gx_set_cpuspeed(tmp_freq);
+ gx_set_cpuspeed(policy, tmp_freq);
return 0;
}
struct cpufreq_freqs freqs;
struct opp *opp;
unsigned long freq_hz, volt, volt_old;
- unsigned int index, cpu;
+ unsigned int index;
int ret;
ret = cpufreq_frequency_table_target(policy, freq_table, target_freq,
if (freqs.old == freqs.new)
return 0;
- for_each_online_cpu(cpu) {
- freqs.cpu = cpu;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
rcu_read_lock();
opp = opp_find_freq_ceil(cpu_dev, &freq_hz);
}
}
- for_each_online_cpu(cpu) {
- freqs.cpu = cpu;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
return kirkwood_freq_table[0].frequency;
}
-static void kirkwood_cpufreq_set_cpu_state(unsigned int index)
+static void kirkwood_cpufreq_set_cpu_state(struct cpufreq_policy *policy,
+ unsigned int index)
{
struct cpufreq_freqs freqs;
unsigned int state = kirkwood_freq_table[index].index;
freqs.old = kirkwood_cpufreq_get_cpu_frequency(0);
freqs.new = kirkwood_freq_table[index].frequency;
- freqs.cpu = 0; /* Kirkwood is UP */
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
dev_dbg(priv.dev, "Attempting to set frequency to %i KHz\n",
kirkwood_freq_table[index].frequency);
local_irq_enable();
}
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
};
static int kirkwood_cpufreq_verify(struct cpufreq_policy *policy)
target_freq, relation, &index))
return -EINVAL;
- kirkwood_cpufreq_set_cpu_state(index);
+ kirkwood_cpufreq_set_cpu_state(policy, index);
return 0;
}
* Sets a new clock ratio.
*/
-static void longhaul_setstate(unsigned int table_index)
+static void longhaul_setstate(struct cpufreq_policy *policy,
+ unsigned int table_index)
{
unsigned int mults_index;
int speed, mult;
freqs.old = calc_speed(longhaul_get_cpu_mult());
freqs.new = speed;
- freqs.cpu = 0; /* longhaul.c is UP only driver */
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
pr_debug("Setting to FSB:%dMHz Mult:%d.%dx (%s)\n",
fsb, mult/10, mult%10, print_speed(speed/1000));
}
}
/* Report true CPU frequency */
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
if (!bm_timeout)
printk(KERN_INFO PFX "Warning: Timeout while waiting for "
return 0;
if (!can_scale_voltage)
- longhaul_setstate(table_index);
+ longhaul_setstate(policy, table_index);
else {
/* On test system voltage transitions exceeding single
* step up or down were turning motherboard off. Both
while (i != table_index) {
vid = (longhaul_table[i].index >> 8) & 0x1f;
if (vid != current_vid) {
- longhaul_setstate(i);
+ longhaul_setstate(policy, i);
current_vid = vid;
msleep(200);
}
else
i--;
}
- longhaul_setstate(table_index);
+ longhaul_setstate(policy, table_index);
}
longhaul_index = table_index;
return 0;
static void __exit longhaul_exit(void)
{
+ struct cpufreq_policy *policy = cpufreq_cpu_get(0);
int i;
for (i = 0; i < numscales; i++) {
if (mults[i] == maxmult) {
- longhaul_setstate(i);
+ longhaul_setstate(policy, i);
break;
}
}
+ cpufreq_cpu_put(policy);
cpufreq_unregister_driver(&longhaul_driver);
kfree(longhaul_table);
}
freqs.old = maple_cpu_freqs[maple_pmode_cur].frequency;
freqs.new = maple_cpu_freqs[newstate].frequency;
- freqs.cpu = 0;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
rc = maple_scom_switch_freq(newstate);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
mutex_unlock(&maple_switch_mutex);
}
freqs.old = omap_getspeed(policy->cpu);
- freqs.cpu = policy->cpu;
if (freqs.old == freqs.new && policy->cur == freqs.new)
return ret;
/* notifiers */
- for_each_cpu(i, policy->cpus) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
freq = freqs.new * 1000;
ret = clk_round_rate(mpu_clk, freq);
done:
/* notifiers */
- for_each_cpu(i, policy->cpus) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return ret;
}
return 0;
/* notifiers */
- for_each_cpu(i, policy->cpus) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* run on each logical CPU,
* see section 13.15.3 of IA32 Intel Architecture Software
cpufreq_p4_setdc(i, p4clockmod_table[newstate].index);
/* notifiers */
- for_each_cpu(i, policy->cpus) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
(pcch_virt_addr + pcc_cpu_data->input_offset));
freqs.new = target_freq;
- freqs.cpu = cpu;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
input_buffer = 0x1 | (((target_freq * 100)
/ (ioread32(&pcch_hdr->nominal) * 1000)) << 8);
}
iowrite16(0, &pcch_hdr->status);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
pr_debug("target: was SUCCESSFUL for cpu %d\n", cpu);
spin_unlock(&pcc_lock);
*
* Tries to change the PowerNow! multiplier
*/
-static void powernow_k6_set_state(unsigned int best_i)
+static void powernow_k6_set_state(struct cpufreq_policy *policy,
+ unsigned int best_i)
{
unsigned long outvalue = 0, invalue = 0;
unsigned long msrval;
freqs.old = busfreq * powernow_k6_get_cpu_multiplier();
freqs.new = busfreq * clock_ratio[best_i].index;
- freqs.cpu = 0; /* powernow-k6.c is UP only driver */
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* we now need to transform best_i to the BVC format, see AMD#23446 */
msrval = POWERNOW_IOPORT + 0x0;
wrmsr(MSR_K6_EPMR, msrval, 0); /* disable it again */
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return;
}
target_freq, relation, &newstate))
return -EINVAL;
- powernow_k6_set_state(newstate);
+ powernow_k6_set_state(policy, newstate);
return 0;
}
unsigned int i;
for (i = 0; i < 8; i++) {
if (i == max_multiplier)
- powernow_k6_set_state(i);
+ powernow_k6_set_state(policy, i);
}
cpufreq_frequency_table_put_attr(policy->cpu);
return 0;
}
-static void change_speed(unsigned int index)
+static void change_speed(struct cpufreq_policy *policy, unsigned int index)
{
u8 fid, vid;
struct cpufreq_freqs freqs;
fid = powernow_table[index].index & 0xFF;
vid = (powernow_table[index].index & 0xFF00) >> 8;
- freqs.cpu = 0;
-
rdmsrl(MSR_K7_FID_VID_STATUS, fidvidstatus.val);
cfid = fidvidstatus.bits.CFID;
freqs.old = fsb * fid_codes[cfid] / 10;
freqs.new = powernow_table[index].frequency;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* Now do the magic poking into the MSRs. */
if (have_a0 == 1)
local_irq_enable();
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
}
relation, &newstate))
return -EINVAL;
- change_speed(newstate);
+ change_speed(policy, newstate);
return 0;
}
static int transition_frequency_fidvid(struct powernow_k8_data *data,
unsigned int index)
{
+ struct cpufreq_policy *policy;
u32 fid = 0;
u32 vid = 0;
- int res, i;
+ int res;
struct cpufreq_freqs freqs;
pr_debug("cpu %d transition to index %u\n", smp_processor_id(), index);
freqs.old = find_khz_freq_from_fid(data->currfid);
freqs.new = find_khz_freq_from_fid(fid);
- for_each_cpu(i, data->available_cores) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- }
+ policy = cpufreq_cpu_get(smp_processor_id());
+ cpufreq_cpu_put(policy);
+
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
res = transition_fid_vid(data, fid, vid);
if (res)
freqs.new = find_khz_freq_from_fid(data->currfid);
- for_each_cpu(i, data->available_cores) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return res;
}
goto out;
}
- freqs.cpu = 0;
freqs.flags = 0;
freqs.old = s3c_freq->is_dvs ? FREQ_DVS
: clk_get_rate(s3c_freq->armclk) / 1000;
if (!to_dvs && freqs.old == freqs.new)
goto out;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
if (to_dvs) {
pr_debug("cpufreq: enter dvs\n");
ret = s3c2416_cpufreq_set_armdiv(s3c_freq, freqs.new);
}
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
out:
mutex_unlock(&cpufreq_lock);
if (ret != 0)
return ret;
- freqs.cpu = 0;
freqs.old = clk_get_rate(armclk) / 1000;
freqs.new = s3c64xx_freq_table[i].frequency;
freqs.flags = 0;
pr_debug("Transition %d-%dkHz\n", freqs.old, freqs.new);
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
#ifdef CONFIG_REGULATOR
if (vddarm && freqs.new > freqs.old) {
goto err;
}
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
#ifdef CONFIG_REGULATOR
if (vddarm && freqs.new < freqs.old) {
if (clk_set_rate(armclk, freqs.old * 1000) < 0)
pr_err("Failed to restore original clock rate\n");
err:
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return ret;
}
}
freqs.new = s5pv210_freq_table[index].frequency;
- freqs.cpu = 0;
if (freqs.new == freqs.old)
goto exit;
goto exit;
}
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
/* Check if there need to change PLL */
if ((index == L0) || (priv_index == L0))
}
}
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
if (freqs.new < freqs.old) {
regulator_set_voltage(int_regulator,
}
}
-static void sc520_freq_set_cpu_state(unsigned int state)
+static void sc520_freq_set_cpu_state(struct cpufreq_policy *policy,
+ unsigned int state)
{
struct cpufreq_freqs freqs;
freqs.old = sc520_freq_get_cpu_frequency(0);
freqs.new = sc520_freq_table[state].frequency;
- freqs.cpu = 0; /* AMD Elan is UP */
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
pr_debug("attempting to set frequency to %i kHz\n",
sc520_freq_table[state].frequency);
local_irq_enable();
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
};
static int sc520_freq_verify(struct cpufreq_policy *policy)
target_freq, relation, &newstate))
return -EINVAL;
- sc520_freq_set_cpu_state(newstate);
+ sc520_freq_set_cpu_state(policy, newstate);
return 0;
}
target_freq, relation, &index))
return -EINVAL;
- freqs.cpu = policy->cpu;
freqs.old = spear_cpufreq_get(0);
newfreq = spear_cpufreq.freq_tbl[index].frequency * 1000;
freqs.new = newfreq / 1000;
freqs.new /= mult;
- for_each_cpu(freqs.cpu, policy->cpus)
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
if (mult == 2)
ret = spear1340_set_cpu_rate(srcclk, newfreq);
freqs.new = clk_get_rate(spear_cpufreq.clk) / 1000;
}
- for_each_cpu(freqs.cpu, policy->cpus)
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return ret;
}
unsigned int msr, oldmsr = 0, h = 0, cpu = policy->cpu;
struct cpufreq_freqs freqs;
int retval = 0;
- unsigned int j, k, first_cpu, tmp;
+ unsigned int j, first_cpu, tmp;
cpumask_var_t covered_cpus;
if (unlikely(!zalloc_cpumask_var(&covered_cpus, GFP_KERNEL)))
pr_debug("target=%dkHz old=%d new=%d msr=%04x\n",
target_freq, freqs.old, freqs.new, msr);
- for_each_cpu(k, policy->cpus) {
- if (!cpu_online(k))
- continue;
- freqs.cpu = k;
- cpufreq_notify_transition(&freqs,
+ cpufreq_notify_transition(policy, &freqs,
CPUFREQ_PRECHANGE);
- }
first_cpu = 0;
/* all but 16 LSB are reserved, treat them with care */
cpumask_set_cpu(j, covered_cpus);
}
- for_each_cpu(k, policy->cpus) {
- if (!cpu_online(k))
- continue;
- freqs.cpu = k;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
if (unlikely(retval)) {
/*
tmp = freqs.new;
freqs.new = freqs.old;
freqs.old = tmp;
- for_each_cpu(j, policy->cpus) {
- if (!cpu_online(j))
- continue;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
}
retval = 0;
{
unsigned int newstate = 0, policy_cpu;
struct cpufreq_freqs freqs;
- int i;
if (cpufreq_frequency_table_target(policy, &speedstep_freqs[0],
target_freq, relation, &newstate))
policy_cpu = cpumask_any_and(policy->cpus, cpu_online_mask);
freqs.old = speedstep_get(policy_cpu);
freqs.new = speedstep_freqs[newstate].frequency;
- freqs.cpu = policy->cpu;
pr_debug("transiting from %u to %u kHz\n", freqs.old, freqs.new);
if (freqs.old == freqs.new)
return 0;
- for_each_cpu(i, policy->cpus) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
smp_call_function_single(policy_cpu, _speedstep_set_state, &newstate,
true);
- for_each_cpu(i, policy->cpus) {
- freqs.cpu = i;
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
- }
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
freqs.old = speedstep_freqs[speedstep_get_state()].frequency;
freqs.new = speedstep_freqs[newstate].frequency;
- freqs.cpu = 0; /* speedstep.c is UP only driver */
if (freqs.old == freqs.new)
return 0;
- cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_PRECHANGE);
speedstep_set_state(newstate);
- cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE);
+ cpufreq_notify_transition(policy, &freqs, CPUFREQ_POSTCHANGE);
return 0;
}
int cpufreq_unregister_driver(struct cpufreq_driver *driver_data);
-void cpufreq_notify_transition(struct cpufreq_freqs *freqs, unsigned int state);
-
+void cpufreq_notify_transition(struct cpufreq_policy *policy,
+ struct cpufreq_freqs *freqs, unsigned int state);
static inline void cpufreq_verify_within_limits(struct cpufreq_policy *policy, unsigned int min, unsigned int max)
{
projects / linux-imx.git / commitdiff