Commit aa0efcde authored by Vineet Gupta's avatar Vineet Gupta
Browse files

ARCv2: smp: [plat-*]: No need to explicitly call mcip_init_smp() 



MCIP now registers it's own per cpu setup routine (for IPI IRQ request)
using smp_ops.init_irq_cpu().

So no need for platforms to do that. This now completely decouples
platforms from MCIP.

Signed-off-by: default avatarVineet Gupta <vgupta@synopsys.com>
parent 286130eb

arch/arc/include/asm/mcip.h

+0 −2
Original line number Diff line number Diff line
@@ -86,8 +86,6 @@ static inline void __mcip_cmd_data(unsigned int cmd, unsigned int param, 
	__mcip_cmd(cmd, param);

}



extern void mcip_init_smp(unsigned int cpu);



#endif



#endif

arch/arc/kernel/mcip.c

+2 −8
Original line number Diff line number Diff line
@@ -19,14 +19,7 @@ static int idu_detected; 


static DEFINE_RAW_SPINLOCK(mcip_lock);



/*

 * Any SMP specific init any CPU does when it comes up.

 * Here we setup the CPU to enable Inter-Processor-Interrupts

 * Called for each CPU

 * -Master      : init_IRQ()

 * -Other(s)    : start_kernel_secondary()

 */

void mcip_init_smp(unsigned int cpu)

static void mcip_setup_per_cpu(int cpu)

{

	smp_ipi_irq_setup(cpu, IPI_IRQ);

}
@@ -139,6 +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,

	.ipi_send	= mcip_ipi_send,

	.ipi_clear	= mcip_ipi_clear,

};

arch/arc/plat-axs10x/axs10x.c

+0 −3
Original line number Diff line number Diff line
@@ -482,9 +482,6 @@ static const char *axs103_compat[] __initconst = { 
MACHINE_START(AXS103, "axs103")

	.dt_compat	= axs103_compat,

	.init_early	= axs103_early_init,

#ifdef CONFIG_ARC_MCIP

	.init_smp	= mcip_init_smp,

#endif

MACHINE_END



/*

arch/arc/plat-sim/platform.c

+0 −3
Original line number Diff line number Diff line
@@ -30,7 +30,4 @@ static const char *simulation_compat[] __initconst = { 


MACHINE_START(SIMULATION, "simulation")

	.dt_compat	= simulation_compat,

#ifdef CONFIG_ARC_MCIP

	.init_smp	= mcip_init_smp,

#endif

MACHINE_END