diff options
| author | Michael Ellerman <mpe@ellerman.id.au> | 2018-12-04 13:09:14 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-12-17 14:12:30 +0300 |
| commit | c7e900c05b8f10894b649bdae50cf58656088dd0 (patch) | |
| tree | 76471c38e0445e804b7e2585a368127f901e8d47 /arch/powerpc | |
| parent | 4d6a19827387d8448afa1f5959b809ed2ba090d6 (diff) | |
| download | linux-c7e900c05b8f10894b649bdae50cf58656088dd0.tar.xz | |
powerpc/ipic: Remove unused ipic_set_priority()
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.carpenter@oracle.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/include/asm/ipic.h | 1 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/ipic.c | 28 |
2 files changed, 0 insertions, 29 deletions
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); |