Kernel/linux-next
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git synced 2025-01-17 22:05:08 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

staging: drm/imx: use generic irq chip unused field to block out invalid irqs

Browse Source 
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@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Philipp Zabel 2013-06-21 14:52:18 +02:00 committed by Greg Kroah-Hartman
parent 379cdec3b1
commit 37f85b2664
1 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/staging/imx-drm/ipu-v3/ipu-common.c
View File

@ -941,6 +941,16 @@ 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,
@ -961,6 +971,7 @@ 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;