evie/android_kernel_oneplus_msm8998
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Merge "msm: mdss: move warnings and errors out of mdss spinlock"

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Linux Build Service Account 2016-11-18 20:31:50 -08:00 • committed by Gerrit - the friendly Code Review server
commit 3e919fe874
1 changed files with 20 additions and 5 deletions
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25
drivers/video/fbdev/msm/mdss_util.c
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@ -23,6 +23,7 @@ int mdss_register_irq(struct mdss_hw *hw)
{
unsigned long irq_flags;
u32 ndx_bit;
bool err = false;
if (!hw || hw->hw_ndx >= MDSS_MAX_HW_BLK)
return -EINVAL;
@ -33,10 +34,12 @@ int mdss_register_irq(struct mdss_hw *hw)
if (!mdss_irq_handlers[hw->hw_ndx])
mdss_irq_handlers[hw->hw_ndx] = hw;
else
pr_err("panel %d's irq at %pK is already registered\n",
hw->hw_ndx, hw->irq_handler);
err = true;
spin_unlock_irqrestore(&mdss_lock, irq_flags);
if (err)
pr_err("panel %d's irq at %pK is already registered\n",
hw->hw_ndx, hw->irq_handler);
return 0;
}
@ -76,6 +79,7 @@ void mdss_disable_irq(struct mdss_hw *hw)
{
unsigned long irq_flags;
u32 ndx_bit;
bool err = false;
if (hw->hw_ndx >= MDSS_MAX_HW_BLK)
return;
@ -87,7 +91,7 @@ void mdss_disable_irq(struct mdss_hw *hw)
spin_lock_irqsave(&mdss_lock, irq_flags);
if (!(hw->irq_info->irq_mask & ndx_bit)) {
pr_warn("MDSS HW ndx=%d is NOT set\n", hw->hw_ndx);
err = true;
} else {
hw->irq_info->irq_mask &= ~ndx_bit;
if (hw->irq_info->irq_mask == 0) {
@ -96,12 +100,16 @@ void mdss_disable_irq(struct mdss_hw *hw)
}
}
spin_unlock_irqrestore(&mdss_lock, irq_flags);
if (err)
pr_warn("MDSS HW ndx=%d is NOT set\n", hw->hw_ndx);
}
/* called from interrupt context */
void mdss_disable_irq_nosync(struct mdss_hw *hw)
{
u32 ndx_bit;
bool err = false;
if (hw->hw_ndx >= MDSS_MAX_HW_BLK)
return;
@ -113,7 +121,7 @@ void mdss_disable_irq_nosync(struct mdss_hw *hw)
spin_lock(&mdss_lock);
if (!(hw->irq_info->irq_mask & ndx_bit)) {
pr_warn("MDSS HW ndx=%d is NOT set\n", hw->hw_ndx);
err = true;
} else {
hw->irq_info->irq_mask &= ~ndx_bit;
if (hw->irq_info->irq_mask == 0) {
@ -122,6 +130,9 @@ void mdss_disable_irq_nosync(struct mdss_hw *hw)
}
}
spin_unlock(&mdss_lock);
if (err)
pr_warn("MDSS HW ndx=%d is NOT set\n", hw->hw_ndx);
}
int mdss_irq_dispatch(u32 hw_ndx, int irq, void *ptr)
@ -176,6 +187,7 @@ void mdss_disable_irq_wake(struct mdss_hw *hw)
{
unsigned long irq_flags;
u32 ndx_bit;
bool err = false;
if (hw->hw_ndx >= MDSS_MAX_HW_BLK)
return;
@ -188,7 +200,7 @@ void mdss_disable_irq_wake(struct mdss_hw *hw)
spin_lock_irqsave(&mdss_lock, irq_flags);
if (!(hw->irq_info->irq_wake_mask & ndx_bit)) {
pr_warn("MDSS HW ndx=%d is NOT set\n", hw->hw_ndx);
err = true;
} else {
hw->irq_info->irq_wake_mask &= ~ndx_bit;
if (hw->irq_info->irq_wake_ena) {
@ -197,6 +209,9 @@ void mdss_disable_irq_wake(struct mdss_hw *hw)
}
}
spin_unlock_irqrestore(&mdss_lock, irq_flags);
if (err)
pr_warn("MDSS HW ndx=%d is NOT set\n", hw->hw_ndx);
}
struct mdss_util_intf mdss_util = {