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Subject[PATCH v2 1/8] imx-drm: ipu-common: add ipu_map_irq to request non-IDMAC interrupts
Date
This allows to request the DC related interrupts.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
---
drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h | 1 +
drivers/staging/imx-drm/ipu-v3/ipu-common.c | 19 +++++++++++++------
2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h b/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h
index c4d14ea..2966e42 100644
--- a/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h
+++ b/drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h
@@ -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);

diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
index ca85d3d..0585517 100644
--- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c
+++ b/drivers/staging/imx-drm/ipu-v3/ipu-common.c
@@ -933,15 +933,22 @@ static void ipu_err_irq_handler(unsigned int irq, struct irq_desc *desc)
chained_irq_exit(chip, desc);
}

-int ipu_idmac_channel_irq(struct ipu_soc *ipu, struct ipuv3_channel *channel,
- enum ipu_channel_irq irq_type)
+int ipu_map_irq(struct ipu_soc *ipu, int irq)
{
- int irq = irq_linear_revmap(ipu->domain, irq_type + channel->num);
+ int virq;

- if (!irq)
- irq = irq_create_mapping(ipu->domain, irq_type + channel->num);
+ virq = irq_linear_revmap(ipu->domain, irq);
+ if (!virq)
+ virq = irq_create_mapping(ipu->domain, irq);
+
+ return virq;
+}
+EXPORT_SYMBOL_GPL(ipu_map_irq);

- return irq;
+int ipu_idmac_channel_irq(struct ipu_soc *ipu, struct ipuv3_channel *channel,
+ enum ipu_channel_irq irq_type)
+{
+ return ipu_map_irq(ipu, irq_type + channel->num);
}
EXPORT_SYMBOL_GPL(ipu_idmac_channel_irq);

--
1.9.1


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