irq_domain/powerpc: Replace custom xlate functions with library functions

This patch converts a number of the powerpc drivers to use the common library
of irq_domain xlate functions, dropping a bunch of lines in the process.

v5: - Remove tsi108 changes from patch

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Cc: Rob Herring <rob.herring@calxeda.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Milton Miller <miltonm@bga.com>
Tested-by: Olof Johansson <olof@lixom.net>

1 files changed, 1 insertions, 14 deletions

diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c b/arch/powerpc/sysdev/qe_lib/qe_ic.c
index e9b3d5cc65d3..2fba6ef2f95e 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -272,23 +272,10 @@ static int qe_ic_host_map(struct irq_domain *h, unsigned int virq,
         return 0;
 }
 
-static int qe_ic_host_xlate(struct irq_domain *h, struct device_node *ct,
-                            const u32 * intspec, unsigned int intsize,
-                            irq_hw_number_t * out_hwirq,
-                            unsigned int *out_flags)
-{
-        *out_hwirq = intspec[0];
-        if (intsize > 1)
-                *out_flags = intspec[1];
-        else
-                *out_flags = IRQ_TYPE_NONE;
-        return 0;
-}
-
 static struct irq_domain_ops qe_ic_host_ops = {
         .match = qe_ic_host_match,
         .map = qe_ic_host_map,
-        .xlate = qe_ic_host_xlate,
+        .xlate = irq_domain_xlate_onetwocell,
 };
 
 /* Return an interrupt vector or NO_IRQ if no interrupt is pending. */