From 861a50c17260be2583309ef448dc728a4729549b Mon Sep 17 00:00:00 2001
From: Philipp Zabel
Date: Mon, 14 Apr 2014 23:53:16 +0200
Subject: [PATCH] imx-drm: ipu-common: add ipu_map_irq to request non-IDMAC
interrupts
This allows to request the DC related interrupts.
Signed-off-by: Philipp Zabel
Signed-off-by: Russell King
---
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 c4d14ead5837..2966e425990e 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 ca85d3d70ae3..058551795677 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);
--
2.20.1