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authorPhilipp Zabel <p.zabel@pengutronix.de>2014-04-14 23:53:16 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2014-04-26 11:24:13 +0100
commit861a50c17260be2583309ef448dc728a4729549b (patch)
tree5514e6dd07d75ecf0556759c58cb77f4da25e1d8 /drivers/staging/imx-drm
parent85de9d17c485c4196f74d45de2206d4802f8a3be (diff)
downloadlinux-stericsson-861a50c17260be2583309ef448dc728a4729549b.tar.gz
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 <p.zabel@pengutronix.de> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/staging/imx-drm')
-rw-r--r--drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h1
-rw-r--r--drivers/staging/imx-drm/ipu-v3/ipu-common.c19
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);