static void mdss_mdp_footswitch_ctrl(struct mdss_data_type *mdata, int on)
{
if (!mdata->fs)
return;
if (on) {
pr_debug("Enable MDP FS\n");
if (!mdata->fs_ena)
regulator_enable(mdata->fs);
mdata->fs_ena = true;
} else {
pr_debug("Disable MDP FS\n");
mdss_iommu_dettach(mdata);
if (mdata->fs_ena)
regulator_disable(mdata->fs);
mdata->fs_ena = false;
}
}
void mdss_mdp_footswitch_ctrl(int on)
{
mutex_lock(&mdp_suspend_mutex);
if (!mdss_res->suspend || mdss_res->eintf_ena || !mdss_res->fs) {
mutex_unlock(&mdp_suspend_mutex);
return;
}
if (on && !mdss_res->fs_ena) {
pr_debug("Enable MDP FS\n");
regulator_enable(mdss_res->fs);
mdss_iommu_attach();
mdss_res->fs_ena = true;
} else if (!on && mdss_res->fs_ena) {
pr_debug("Disable MDP FS\n");
mdss_iommu_dettach();
regulator_disable(mdss_res->fs);
mdss_res->fs_ena = false;
}
mutex_unlock(&mdp_suspend_mutex);
}