This depends on the patch "genirq: irqchip: Add mask to block out invalid irqs"
and masks out reserved bits using the unused interrupt bitfield.
Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
drivers/staging/imx-drm/ipu-v3/ipu-common.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
index c135c66..b470cda 100644
--- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c
+++ b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
@@ -1129,6 +1129,16 @@ static int ipu_irq_init(struct ipu_soc *ipu)
{
struct irq_chip_generic *gc;
struct irq_chip_type *ct;
+ unsigned long unused[IPU_NUM_IRQS / 32] = {
+ 0x400100d0, 0xffe000fd,
+ 0x400100d0, 0xffe000fd,
+ 0x400100d0, 0xffe000fd,
+ 0x4077ffff, 0xffe7e1fd,
+ 0x23fffffe, 0x8880fff0,
+ 0xf98fe7d0, 0xfff81fff,
+ 0x400100d0, 0xffe000fd,
+ 0x00000000,
+ };
int ret, i;
ipu->domain = irq_domain_add_linear(ipu->dev->of_node, IPU_NUM_IRQS,
@@ -1149,6 +1159,7 @@ static int ipu_irq_init(struct ipu_soc *ipu)
for (i = 0; i < IPU_NUM_IRQS; i += 32) {
gc = irq_get_domain_generic_chip(ipu->domain, i);
gc->reg_base = ipu->cm_reg;
+ gc->unused = unused[i / 32];
ct = gc->chip_types;
ct->chip.irq_ack = irq_gc_ack_set_bit;
ct->chip.irq_mask = irq_gc_mask_clr_bit;
--
1.8.3.1
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