static ssize_t
acpi_processor_write_performance(struct file *file,
const char __user * buffer,
size_t count, loff_t * data)
{
int result = 0;
struct seq_file *m = file->private_data;
struct acpi_processor *pr = m->private;
struct acpi_processor_performance *perf;
char state_string[12] = { '\0' };
unsigned int new_state = 0;
struct cpufreq_policy policy;
if (!pr || (count > sizeof(state_string) - 1))
return -EINVAL;
perf = pr->performance;
if (!perf)
return -EINVAL;
if (copy_from_user(state_string, buffer, count))
return -EFAULT;
state_string[count] = '\0';
new_state = simple_strtoul(state_string, NULL, 0);
if (new_state >= perf->state_count)
return -EINVAL;
cpufreq_get_policy(&policy, pr->id);
policy.cpu = pr->id;
policy.min = perf->states[new_state].core_frequency * 1000;
policy.max = perf->states[new_state].core_frequency * 1000;
result = cpufreq_set_policy(&policy);
if (result)
return result;
return count;
}
void msm_camio_disable(struct platform_device *pdev)
{
struct msm_camera_device_platform_data *camdev =
pdev->dev.platform_data;
iounmap(mdcbase);
release_mem_region(camio_ext.mdcphy, camio_ext.mdcsz);
iounmap(appbase);
release_mem_region(camio_ext.appphy, camio_ext.appsz);
camdev->camera_gpio_off();
gpio_direction_output(17, 0); //RESET
msm_camio_clk_disable(CAMIO_VFE_CLK);
msm_camio_clk_disable(CAMIO_MDC_CLK);
msm_camio_clk_disable(CAMIO_VFE_MDC_CLK);
gpio_direction_output(76, 0); //CAM ON
msm_camio_clk_sel(MSM_CAMIO_CLK_SRC_INTERNAL);
cpufreq_set_policy(0, "ondemand");
}
