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imx-drm: ipu-common: add ipu_map_irq to request non-IDMAC interrupts

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This allows to request the DC related interrupts.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Philipp Zabel 2014-04-14 23:53:16 +02:00 committed by Russell King
parent 85de9d17c4
commit 861a50c172
2 changed files with 14 additions and 6 deletions
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1
drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h
View File

@ -76,6 +76,7 @@ enum ipu_channel_irq {
IPU_IRQ_EOS = 192,
};
int ipu_map_irq(struct ipu_soc *ipu, int irq);
int ipu_idmac_channel_irq(struct ipu_soc *ipu, struct ipuv3_channel *channel,
enum ipu_channel_irq irq);

19
drivers/staging/imx-drm/ipu-v3/ipu-common.c
View File

@ -933,15 +933,22 @@ static void ipu_err_irq_handler(unsigned int irq, struct irq_desc *desc)
chained_irq_exit(chip, desc);
}
int ipu_map_irq(struct ipu_soc *ipu, int irq)
{
int virq;
virq = irq_linear_revmap(ipu->domain, irq);
if (!virq)
virq = irq_create_mapping(ipu->domain, irq);
return virq;
}
EXPORT_SYMBOL_GPL(ipu_map_irq);
int ipu_idmac_channel_irq(struct ipu_soc *ipu, struct ipuv3_channel *channel,
enum ipu_channel_irq irq_type)
{
int irq = irq_linear_revmap(ipu->domain, irq_type + channel->num);
if (!irq)
irq = irq_create_mapping(ipu->domain, irq_type + channel->num);
return irq;
return ipu_map_irq(ipu, irq_type + channel->num);
}
EXPORT_SYMBOL_GPL(ipu_idmac_channel_irq);