Commit 8acb8868 authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman
Browse files

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: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 00def713

arch/powerpc/include/asm/ipic.h

+0 −3
Original line number Diff line number Diff line
@@ -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);

arch/powerpc/sysdev/ipic.c

+0 −35
Original line number Diff line number Diff line
@@ -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;