2015-11-07 10:56:46

by Noam Camus

[permalink] [raw]
Subject: [PATCH v2 07/19] ARC: rename smp operation init_irq_cpu() to init_per_cpu()

From: Noam Camus <[email protected]>

This will better reflect its description i.e. "any needed setup..."
and not just do an "IPI request".

Signed-off-by: Noam Camus <[email protected]>
---
arch/arc/include/asm/smp.h | 4 ++--
arch/arc/kernel/irq.c | 4 ++--
arch/arc/kernel/mcip.c | 2 +-
arch/arc/kernel/smp.c | 4 ++--
4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/arc/include/asm/smp.h b/arch/arc/include/asm/smp.h
index 133c867..9913804 100644
--- a/arch/arc/include/asm/smp.h
+++ b/arch/arc/include/asm/smp.h
@@ -48,7 +48,7 @@ extern int smp_ipi_irq_setup(int cpu, int irq);
* @init_early_smp: A SMP specific h/w block can init itself
* Could be common across platforms so not covered by
* mach_desc->init_early()
- * @init_irq_cpu: Called for each core so SMP h/w block driver can do
+ * @init_per_cpu: Called for each core so SMP h/w block driver can do
* any needed setup per cpu (e.g. IPI request)
* @cpu_kick: For Master to kickstart a cpu (optionally at a PC)
* @ipi_send: To send IPI to a @cpu
@@ -57,7 +57,7 @@ extern int smp_ipi_irq_setup(int cpu, int irq);
struct plat_smp_ops {
const char *info;
void (*init_early_smp)(void);
- void (*init_irq_cpu)(int cpu);
+ void (*init_per_cpu)(int cpu);
void (*cpu_kick)(int cpu, unsigned long pc);
void (*ipi_send)(int cpu);
void (*ipi_clear)(int irq);
diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c
index 2ee2265..a650650 100644
--- a/arch/arc/kernel/irq.c
+++ b/arch/arc/kernel/irq.c
@@ -29,8 +29,8 @@ void __init init_IRQ(void)

#ifdef CONFIG_SMP
/* a SMP H/w block could do IPI IRQ request here */
- if (plat_smp_ops.init_irq_cpu)
- plat_smp_ops.init_irq_cpu(smp_processor_id());
+ if (plat_smp_ops.init_per_cpu)
+ plat_smp_ops.init_per_cpu(smp_processor_id());

if (machine_desc->init_cpu_smp)
machine_desc->init_cpu_smp(smp_processor_id());
diff --git a/arch/arc/kernel/mcip.c b/arch/arc/kernel/mcip.c
index 74a9b07..bd237ac 100644
--- a/arch/arc/kernel/mcip.c
+++ b/arch/arc/kernel/mcip.c
@@ -132,7 +132,7 @@ static void mcip_probe_n_setup(void)
struct plat_smp_ops plat_smp_ops = {
.info = smp_cpuinfo_buf,
.init_early_smp = mcip_probe_n_setup,
- .init_irq_cpu = mcip_setup_per_cpu,
+ .init_per_cpu = mcip_setup_per_cpu,
.ipi_send = mcip_ipi_send,
.ipi_clear = mcip_ipi_clear,
};
diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c
index 5805878..0b061a4 100644
--- a/arch/arc/kernel/smp.c
+++ b/arch/arc/kernel/smp.c
@@ -132,8 +132,8 @@ void start_kernel_secondary(void)
pr_info("## CPU%u LIVE ##: Executing Code...\n", cpu);

/* Some SMP H/w setup - for each cpu */
- if (plat_smp_ops.init_irq_cpu)
- plat_smp_ops.init_irq_cpu(cpu);
+ if (plat_smp_ops.init_per_cpu)
+ plat_smp_ops.init_per_cpu(cpu);

if (machine_desc->init_cpu_smp)
machine_desc->init_cpu_smp(cpu);
--
1.7.1


2015-11-17 11:16:10

by Vineet Gupta

[permalink] [raw]
Subject: Re: [PATCH v2 07/19] ARC: rename smp operation init_irq_cpu() to init_per_cpu()

On Saturday 07 November 2015 04:22 PM, Noam Camus wrote:
> From: Noam Camus <[email protected]>
>
> This will better reflect its description i.e. "any needed setup..."
> and not just do an "IPI request".
>
> Signed-off-by: Noam Camus <[email protected]>

Acked-by: Vineet Gupta <[email protected]>

Per our disccussion were you also going to rename the similar op in machine_desc ?

> ---
> arch/arc/include/asm/smp.h | 4 ++--
> arch/arc/kernel/irq.c | 4 ++--
> arch/arc/kernel/mcip.c | 2 +-
> arch/arc/kernel/smp.c | 4 ++--
> 4 files changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/arch/arc/include/asm/smp.h b/arch/arc/include/asm/smp.h
> index 133c867..9913804 100644
> --- a/arch/arc/include/asm/smp.h
> +++ b/arch/arc/include/asm/smp.h
> @@ -48,7 +48,7 @@ extern int smp_ipi_irq_setup(int cpu, int irq);
> * @init_early_smp: A SMP specific h/w block can init itself
> * Could be common across platforms so not covered by
> * mach_desc->init_early()
> - * @init_irq_cpu: Called for each core so SMP h/w block driver can do
> + * @init_per_cpu: Called for each core so SMP h/w block driver can do
> * any needed setup per cpu (e.g. IPI request)
> * @cpu_kick: For Master to kickstart a cpu (optionally at a PC)
> * @ipi_send: To send IPI to a @cpu
> @@ -57,7 +57,7 @@ extern int smp_ipi_irq_setup(int cpu, int irq);
> struct plat_smp_ops {
> const char *info;
> void (*init_early_smp)(void);
> - void (*init_irq_cpu)(int cpu);
> + void (*init_per_cpu)(int cpu);
> void (*cpu_kick)(int cpu, unsigned long pc);
> void (*ipi_send)(int cpu);
> void (*ipi_clear)(int irq);
> diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c
> index 2ee2265..a650650 100644
> --- a/arch/arc/kernel/irq.c
> +++ b/arch/arc/kernel/irq.c
> @@ -29,8 +29,8 @@ void __init init_IRQ(void)
>
> #ifdef CONFIG_SMP
> /* a SMP H/w block could do IPI IRQ request here */
> - if (plat_smp_ops.init_irq_cpu)
> - plat_smp_ops.init_irq_cpu(smp_processor_id());
> + if (plat_smp_ops.init_per_cpu)
> + plat_smp_ops.init_per_cpu(smp_processor_id());
>
> if (machine_desc->init_cpu_smp)
> machine_desc->init_cpu_smp(smp_processor_id());
> diff --git a/arch/arc/kernel/mcip.c b/arch/arc/kernel/mcip.c
> index 74a9b07..bd237ac 100644
> --- a/arch/arc/kernel/mcip.c
> +++ b/arch/arc/kernel/mcip.c
> @@ -132,7 +132,7 @@ static void mcip_probe_n_setup(void)
> struct plat_smp_ops plat_smp_ops = {
> .info = smp_cpuinfo_buf,
> .init_early_smp = mcip_probe_n_setup,
> - .init_irq_cpu = mcip_setup_per_cpu,
> + .init_per_cpu = mcip_setup_per_cpu,
> .ipi_send = mcip_ipi_send,
> .ipi_clear = mcip_ipi_clear,
> };
> diff --git a/arch/arc/kernel/smp.c b/arch/arc/kernel/smp.c
> index 5805878..0b061a4 100644
> --- a/arch/arc/kernel/smp.c
> +++ b/arch/arc/kernel/smp.c
> @@ -132,8 +132,8 @@ void start_kernel_secondary(void)
> pr_info("## CPU%u LIVE ##: Executing Code...\n", cpu);
>
> /* Some SMP H/w setup - for each cpu */
> - if (plat_smp_ops.init_irq_cpu)
> - plat_smp_ops.init_irq_cpu(cpu);
> + if (plat_smp_ops.init_per_cpu)
> + plat_smp_ops.init_per_cpu(cpu);
>
> if (machine_desc->init_cpu_smp)
> machine_desc->init_cpu_smp(cpu);
>

2015-11-17 11:38:29

by Noam Camus

[permalink] [raw]
Subject: RE: [PATCH v2 07/19] ARC: rename smp operation init_irq_cpu() to init_per_cpu()

From: Vineet Gupta [mailto:[email protected]]
Sent: Tuesday, November 17, 2015 1:16 PM
>
>
>Acked-by: Vineet Gupta <[email protected]>
>
>Per our disccussion were you also going to rename the similar op in machine_desc ?

No, Just rename the plat_smp_ops.
About machine_desc, I believe that now init_cpu_smp is not needed.
I will remove it if you wish to.

-Noam

2015-11-17 11:42:27

by Vineet Gupta

[permalink] [raw]
Subject: Re: [PATCH v2 07/19] ARC: rename smp operation init_irq_cpu() to init_per_cpu()

On Tuesday 17 November 2015 05:08 PM, Noam Camus wrote:
> From: Vineet Gupta [mailto:[email protected]]
> Sent: Tuesday, November 17, 2015 1:16 PM
>> >
>> >
>> >Acked-by: Vineet Gupta <[email protected]>
>> >
>> >Per our disccussion were you also going to rename the similar op in machine_desc ?
> No, Just rename the plat_smp_ops.
> About machine_desc, I believe that now init_cpu_smp is not needed.
> I will remove it if you wish to.
>
> -Noam

No let us keep it - I think axs platform will need it soon !

-Vineet