aboutsummaryrefslogtreecommitdiffstats
path: root/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c')
-rw-r--r--arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c33
1 files changed, 8 insertions, 25 deletions
diff --git a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
index 18f4715c655d1..b735458c6e3ae 100644
--- a/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -126,27 +126,6 @@ static unsigned extract_freq(u32 val, struct acpi_cpufreq_data *data)
}
}
-static void wrport(u16 port, u8 bit_width, u32 value)
-{
- if (bit_width <= 8)
- outb(value, port);
- else if (bit_width <= 16)
- outw(value, port);
- else if (bit_width <= 32)
- outl(value, port);
-}
-
-static void rdport(u16 port, u8 bit_width, u32 * ret)
-{
- *ret = 0;
- if (bit_width <= 8)
- *ret = inb(port);
- else if (bit_width <= 16)
- *ret = inw(port);
- else if (bit_width <= 32)
- *ret = inl(port);
-}
-
struct msr_addr {
u32 reg;
};
@@ -177,7 +156,9 @@ static void do_drv_read(struct drv_cmd *cmd)
rdmsr(cmd->addr.msr.reg, cmd->val, h);
break;
case SYSTEM_IO_CAPABLE:
- rdport(cmd->addr.io.port, cmd->addr.io.bit_width, &cmd->val);
+ acpi_os_read_port((acpi_io_address)cmd->addr.io.port,
+ &cmd->val,
+ (u32)cmd->addr.io.bit_width);
break;
default:
break;
@@ -193,7 +174,9 @@ static void do_drv_write(struct drv_cmd *cmd)
wrmsr(cmd->addr.msr.reg, cmd->val, h);
break;
case SYSTEM_IO_CAPABLE:
- wrport(cmd->addr.io.port, cmd->addr.io.bit_width, cmd->val);
+ acpi_os_write_port((acpi_io_address)cmd->addr.io.port,
+ cmd->val,
+ (u32)cmd->addr.io.bit_width);
break;
default:
break;
@@ -699,14 +682,14 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
if (result)
goto err_freqfree;
- switch (data->cpu_feature) {
+ switch (perf->control_register.space_id) {
case ACPI_ADR_SPACE_SYSTEM_IO:
/* Current speed is unknown and not detectable by IO port */
policy->cur = acpi_cpufreq_guess_freq(data, policy->cpu);
break;
case ACPI_ADR_SPACE_FIXED_HARDWARE:
acpi_cpufreq_driver.get = get_cur_freq_on_cpu;
- get_cur_freq_on_cpu(cpu);
+ policy->cur = get_cur_freq_on_cpu(cpu);
break;
default:
break;