Commit eaa142ca authored by Will Deacon's avatar Will Deacon

ARM: mach-imx: convert logical CPU numbers to physical numbers

This patch uses the new cpu_logical_map() macro for converting logical
CPU numbers into physical numbers when releasing CPUs during the SMP
boot and CPU hotplug paths.

Cc: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: default avatarShawn Guo <shawn.guo@linaro.org>
Signed-off-by: default avatarWill Deacon <will.deacon@arm.com>
parent bf14fc54
...@@ -14,6 +14,7 @@ ...@@ -14,6 +14,7 @@
#include <linux/io.h> #include <linux/io.h>
#include <linux/of.h> #include <linux/of.h>
#include <linux/of_address.h> #include <linux/of_address.h>
#include <linux/smp.h>
#include <asm/unified.h> #include <asm/unified.h>
#define SRC_SCR 0x000 #define SRC_SCR 0x000
...@@ -23,10 +24,15 @@ ...@@ -23,10 +24,15 @@
static void __iomem *src_base; static void __iomem *src_base;
#ifndef CONFIG_SMP
#define cpu_logical_map(cpu) 0
#endif
void imx_enable_cpu(int cpu, bool enable) void imx_enable_cpu(int cpu, bool enable)
{ {
u32 mask, val; u32 mask, val;
cpu = cpu_logical_map(cpu);
mask = 1 << (BP_SRC_SCR_CORE1_ENABLE + cpu - 1); mask = 1 << (BP_SRC_SCR_CORE1_ENABLE + cpu - 1);
val = readl_relaxed(src_base + SRC_SCR); val = readl_relaxed(src_base + SRC_SCR);
val = enable ? val | mask : val & ~mask; val = enable ? val | mask : val & ~mask;
...@@ -35,6 +41,7 @@ void imx_enable_cpu(int cpu, bool enable) ...@@ -35,6 +41,7 @@ void imx_enable_cpu(int cpu, bool enable)
void imx_set_cpu_jump(int cpu, void *jump_addr) void imx_set_cpu_jump(int cpu, void *jump_addr)
{ {
cpu = cpu_logical_map(cpu);
writel_relaxed(BSYM(virt_to_phys(jump_addr)), writel_relaxed(BSYM(virt_to_phys(jump_addr)),
src_base + SRC_GPR1 + cpu * 8); src_base + SRC_GPR1 + cpu * 8);
} }
......
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