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authorChristophe Leroy <christophe.leroy@c-s.fr>2019-01-08 15:08:00 +0000
committerMichael Ellerman <mpe@ellerman.id.au>2019-01-14 20:39:27 +1100
commit8acb88682cc00a41a677c2455a7c992d78e43035 (patch)
treec89ba6dd66feb8f9b81614857e9d18dbe04f77c7
parentpowerpc/spufs: use struct_size() in kmalloc() (diff)
downloadlinux-dev-8acb88682cc00a41a677c2455a7c992d78e43035.tar.xz
linux-dev-8acb88682cc00a41a677c2455a7c992d78e43035.zip
powerpc/ipic: drop unused functions
ipic_set_highest_priority(), ipic_enable_mcp() and ipic_disable_mcp() are unused. This patch drops them. Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
-rw-r--r--arch/powerpc/include/asm/ipic.h3
-rw-r--r--arch/powerpc/sysdev/ipic.c35
2 files changed, 0 insertions, 38 deletions
diff --git a/arch/powerpc/include/asm/ipic.h b/arch/powerpc/include/asm/ipic.h
index 3dbd47f2bffe..abad50a745db 100644
--- a/arch/powerpc/include/asm/ipic.h
+++ b/arch/powerpc/include/asm/ipic.h
@@ -69,10 +69,7 @@ enum ipic_mcp_irq {
IPIC_MCP_MU = 7,
};
-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);
-extern void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq);
extern u32 ipic_get_mcp_status(void);
extern void ipic_clear_mcp_status(u32 mask);
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 8030a0f55e96..fd129c8ecceb 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -771,21 +771,6 @@ struct ipic * __init ipic_init(struct device_node *node, unsigned int flags)
return ipic;
}
-void ipic_set_highest_priority(unsigned int virq)
-{
- struct ipic *ipic = ipic_from_irq(virq);
- unsigned int src = virq_to_hw(virq);
- u32 temp;
-
- temp = ipic_read(ipic->regs, IPIC_SICFR);
-
- /* clear and set HPI */
- temp &= 0x7f000000;
- temp |= (src & 0x7f) << 24;
-
- ipic_write(ipic->regs, IPIC_SICFR, temp);
-}
-
void ipic_set_default_priority(void)
{
ipic_write(primary_ipic->regs, IPIC_SIPRR_A, IPIC_PRIORITY_DEFAULT);
@@ -796,26 +781,6 @@ void ipic_set_default_priority(void)
ipic_write(primary_ipic->regs, IPIC_SMPRR_B, IPIC_PRIORITY_DEFAULT);
}
-void ipic_enable_mcp(enum ipic_mcp_irq mcp_irq)
-{
- struct ipic *ipic = primary_ipic;
- u32 temp;
-
- temp = ipic_read(ipic->regs, IPIC_SERMR);
- temp |= (1 << (31 - mcp_irq));
- ipic_write(ipic->regs, IPIC_SERMR, temp);
-}
-
-void ipic_disable_mcp(enum ipic_mcp_irq mcp_irq)
-{
- struct ipic *ipic = primary_ipic;
- u32 temp;
-
- temp = ipic_read(ipic->regs, IPIC_SERMR);
- temp &= (1 << (31 - mcp_irq));
- ipic_write(ipic->regs, IPIC_SERMR, temp);
-}
-
u32 ipic_get_mcp_status(void)
{
return primary_ipic ? ipic_read(primary_ipic->regs, IPIC_SERSR) : 0;