ipic_set_priority() has been unused since 2006 when the last usage was
removed in commit b9f0f1bb2bca ("[POWERPC] Adapt ipic driver to new
host_ops interface, add set_irq_type to set IRQ sense").
Reported-by: Dan Carpenter <dan.carpen...@oracle.com>
Signed-off-by: Michael Ellerman <m...@ellerman.id.au>
---
arch/powerpc/include/asm/ipic.h | 1 -
arch/powerpc/sysdev/ipic.c | 28 ----------------------------
2 files changed, 29 deletions(-)
v2: Also remove the declaration, as noticed by Thiago.
diff --git a/arch/powerpc/include/asm/ipic.h b/arch/powerpc/include/asm/ipic.h
index fb59829983b8..3dbd47f2bffe 100644
--- a/arch/powerpc/include/asm/ipic.h
+++ b/arch/powerpc/include/asm/ipic.h
@@ -69,7 +69,6 @@ enum ipic_mcp_irq {
IPIC_MCP_MU = 7,
};
-extern int ipic_set_priority(unsigned int irq, unsigned int priority);
extern void ipic_set_highest_priority(unsigned int irq);
extern void ipic_set_default_priority(void);
extern void ipic_enable_mcp(enum ipic_mcp_irq mcp_irq);
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 6300123ce965..8030a0f55e96 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -771,34 +771,6 @@ struct ipic * __init ipic_init(struct device_node *node,
unsigned int flags)
return ipic;
}
-int ipic_set_priority(unsigned int virq, unsigned int priority)
-{
- struct ipic *ipic = ipic_from_irq(virq);
- unsigned int src = virq_to_hw(virq);
- u32 temp;
-
- if (priority > 7)
- return -EINVAL;
- if (src > 127)
- return -EINVAL;
- if (ipic_info[src].prio == 0)
- return -EINVAL;
-
- temp = ipic_read(ipic->regs, ipic_info[src].prio);
-
- if (priority < 4) {
- temp &= ~(0x7 << (20 + (3 - priority) * 3));
- temp |= ipic_info[src].prio_mask << (20 + (3 - priority) * 3);
- } else {
- temp &= ~(0x7 << (4 + (7 - priority) * 3));
- temp |= ipic_info[src].prio_mask << (4 + (7 - priority) * 3);
- }
-
- ipic_write(ipic->regs, ipic_info[src].prio, temp);
-
- return 0;
-}
-
void ipic_set_highest_priority(unsigned int virq)
{
struct ipic *ipic = ipic_from_irq(virq);
--
2.17.2
