void mdss_dsi_irq_ctrl(struct mdss_dsi_ctrl_pdata *ctrl, int enable, int isr)
{
unsigned long flags;
if (ctrl == NULL) {
pr_err("%s: Invalid ctrl\n", __func__);
return;
}
spin_lock_irqsave(&dsi_irq_lock, flags);
if (enable) {
if (ctrl->irq_cnt == 0)
mdss_enable_irq(ctrl->mdss_hw);
ctrl->irq_cnt++;
} else {
if (ctrl->irq_cnt) {
ctrl->irq_cnt--;
if (ctrl->irq_cnt == 0) {
if (isr)
mdss_disable_irq_nosync(ctrl->mdss_hw);
else
mdss_disable_irq(ctrl->mdss_hw);
}
}
}
pr_debug("%s: ctrl=%d enable=%d cnt=%d\n", __func__,
ctrl->ndx, enable, ctrl->irq_cnt);
spin_unlock_irqrestore(&dsi_irq_lock, flags);
}
void mdss_dsi_disable_irq_nosync(struct mdss_dsi_ctrl_pdata *ctrl, u32 term)
{
spin_lock(&ctrl->irq_lock);
if (!(ctrl->dsi_irq_mask & term)) {
spin_unlock(&ctrl->irq_lock);
return;
}
ctrl->dsi_irq_mask &= ~term;
if (ctrl->dsi_irq_mask == 0) {
mdss_disable_irq_nosync(ctrl->dsi_hw);
pr_debug("%s: IRQ Disable, ndx=%d mask=%x term=%x\n", __func__,
ctrl->ndx, (int)ctrl->dsi_irq_mask, (int)term);
}
spin_unlock(&ctrl->irq_lock);
}
/* called from interrupt context */
void mdss_mdp_irq_disable_nosync(u32 intr_type, u32 intf_num)
{
u32 irq;
irq = mdss_mdp_irq_mask(intr_type, intf_num);
if (!(mdss_res->mdp_irq_mask & irq)) {
pr_warn("MDSS MDP IRQ-%x is NOT set, mask=%x\n",
irq, mdss_res->mdp_irq_mask);
} else {
mdss_res->mdp_irq_mask &= ~irq;
MDSS_MDP_REG_WRITE(MDSS_MDP_REG_INTR_EN,
mdss_res->mdp_irq_mask);
if ((mdss_res->mdp_irq_mask == 0) &&
(mdss_res->mdp_hist_irq_mask == 0))
mdss_disable_irq_nosync(&mdss_mdp_hw);
}
}
/*
* mdss_dsi_disale_irq_nosync() should be called
* from interrupt context
*/
void mdss_dsi_disable_irq_nosync(struct mdss_dsi_ctrl_pdata *ctrl, u32 term)
{
spin_lock(&ctrl->irq_lock);
#if defined (CONFIG_FB_MSM_MDSS_DSI_DBG)
xlog(__func__, ctrl->ndx, term, ctrl->dsi_irq_mask, (u32)ctrl->dsi_hw, 0, 0xB);
#endif
if (!(ctrl->dsi_irq_mask & term)) {
spin_unlock(&ctrl->irq_lock);
return;
}
ctrl->dsi_irq_mask &= ~term;
if (ctrl->dsi_irq_mask == 0) {
mdss_disable_irq_nosync(ctrl->dsi_hw);
pr_debug("%s: IRQ Disable, ndx=%d mask=%x term=%x\n", __func__,
ctrl->ndx, (int)ctrl->dsi_irq_mask, (int)term);
}
#if defined (CONFIG_FB_MSM_MDSS_DSI_DBG)
xlog(__func__, ctrl->ndx, term, ctrl->dsi_irq_mask, (u32)ctrl->dsi_hw, 0, 0xE);
#endif
spin_unlock(&ctrl->irq_lock);
}