[PATCHv3 3/6] OMAP: PRCM: Added an api to get id for a PRCM event

[Tero Kristo <t-kristo@xxxxxx>]

This is required by OMAP3 as it needs to dynamically unmask events during
idle cycle.

Signed-off-by: Tero Kristo <t-kristo@xxxxxx>
---
 arch/arm/mach-omap2/prcm.c             |   17 ++++++++++++++---
 arch/arm/plat-omap/include/plat/prcm.h |    1 +
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c
index cc92064..f6cde6f 100644
--- a/arch/arm/mach-omap2/prcm.c
+++ b/arch/arm/mach-omap2/prcm.c
@@ -174,12 +174,23 @@ static void prcm_irq_handler(unsigned int irq, struct irq_desc *desc)
  */
 int omap_prcm_event_to_irq(const char *name)
 {
-	int i;
+	int id;
+
+	id = omap_prcm_event_to_id(name);
+	if (id < 0)
+		return id;
+	return OMAP_PRCM_IRQ_BASE + id;
+}
 
+/*
+ * Given a PRCM event name, returns the corresponding event id.
+ */
+int omap_prcm_event_to_id(const char *name)
+{
+	int i;
 	for (i = 0; i < omap_prcm_irqs_nr; i++)
 		if (!strcmp(omap_prcm_irqs[i].name, name))
-			return OMAP_PRCM_IRQ_BASE + omap_prcm_irqs[i].offset;
-
+			return omap_prcm_irqs[i].offset;
 	return -ENOENT;
 }
 
diff --git a/arch/arm/plat-omap/include/plat/prcm.h b/arch/arm/plat-omap/include/plat/prcm.h
index 789eb17..b5413ea 100644
--- a/arch/arm/plat-omap/include/plat/prcm.h
+++ b/arch/arm/plat-omap/include/plat/prcm.h
@@ -70,6 +70,7 @@ void omap4_prcm_ack_event(unsigned event);
 void omap4_prcm_pending_events(unsigned long *pending);
 
 int omap_prcm_event_to_irq(const char *name);
+int omap_prcm_event_to_id(const char *name);
 int omap_prcm_irq_init(void);
 void omap_prcm_irq_cleanup(void);
 int omap_prcm_register_pad_irq(u32 pad, unsigned int irq);
-- 
1.7.4.1


Texas Instruments Oy, Tekniikantie 12, 02150 Espoo. Y-tunnus: 0115040-6. Kotipaikka: Helsinki
 

--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html