static int cpuboost_time_set(const char *val, struct kernel_param *kp)
{
struct device *mpu_dev;
int ret = param_set_ulong(val, kp);
mpu_dev = omap2_get_mpuss_device();
mutex_lock(&lock);
cpuboost_time = (cpuboost_time > OMAP_CPUBOOST_TIME_MAX) ?
OMAP_CPUBOOST_TIME_MAX : cpuboost_time;
cancel_delayed_work(&(cbs->work->work));
printk(KERN_INFO "cpuboost_time_set = %ld\n", cpuboost_time);
if (cpuboost_time > 0) {
omap_device_scale(device, mpu_dev, OMAP_CPUBOOST_FREQ_MAX);
schedule_delayed_work(&(cbs->work->work),
msecs_to_jiffies(cpuboost_time));
}
if ((ret) || (cpuboost_time == 0)) {
omap_device_scale(device, mpu_dev, OMAP_CPUBOOST_FREQ_MIN);
printk(KERN_INFO "cpuboost_time cleared\n");
}
mutex_unlock(&lock);
return ret;
}
static void cpuboost_process_work(struct work_struct *work)
{
struct device *mpu_dev = omap2_get_mpuss_device();
mutex_lock(&lock);
omap_device_scale(device, mpu_dev, OMAP_CPUBOOST_FREQ_MIN);
printk(KERN_INFO "cpuboost_time cleared\n");
cpuboost_time = 0;
mutex_unlock(&lock);
}
int omap_device_scale_gpu(struct device *req_dev, struct device *target_dev,
unsigned long rate)
{
unsigned long freq = 0;
/* find lowest frequency */
opp_find_freq_ceil(target_dev, &freq);
if (rate > freq)
omap4_dpll_cascading_blocker_hold(target_dev);
else
omap4_dpll_cascading_blocker_release(target_dev);
return omap_device_scale(req_dev, target_dev, rate);
}
static int omap_rproc_scale(struct rproc *rproc, long val)
{
return omap_device_scale(rproc->dev, rproc->dev, val);
}
static int rpres_scale_dev(struct platform_device *pdev, long val)
{
return omap_device_scale(&pdev->dev, &pdev->dev, val);
}
static int omap2_rprm_device_scale(struct device *rdev, struct device *tdev,
unsigned long val)
{
return omap_device_scale(tdev, val);
}