diff options
| author | Philipp Zabel <p.zabel@pengutronix.de> | 2013-06-21 12:52:18 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-06-24 23:01:35 (GMT) |
| commit | 37f85b266476ceac7c0d6e71c27451386a4451e7 (patch) | |
| tree | 17f0359190ee01e9c2a713a1f4f46a499e7754c4 /drivers/staging/imx-drm | |
| parent | 379cdec3b15069f481076268a85001a3b18e33ff (diff) | |
| download | linux-fsl-qoriq-37f85b266476ceac7c0d6e71c27451386a4451e7.tar.xz | |
staging: drm/imx: use generic irq chip unused field to block out invalid irqs
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>
Diffstat (limited to 'drivers/staging/imx-drm')
| -rw-r--r-- | drivers/staging/imx-drm/ipu-v3/ipu-common.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/staging/imx-drm/ipu-v3/ipu-common.c index 7135b2d..e35d0bf 100644 --- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c +++ b/drivers/staging/imx-drm/ipu-v3/ipu-common.c @@ -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; |