summaryrefslogtreecommitdiffstats
path: root/arch/arm/mm/cache-l2x0.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mm/cache-l2x0.c')
-rw-r--r--arch/arm/mm/cache-l2x0.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index c61996c256cc..cc12905ae6f8 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -597,17 +597,16 @@ static void l2c310_configure(void __iomem *base)
L310_POWER_CTRL);
}
-static int l2c310_cpu_enable_flz(struct notifier_block *nb, unsigned long act, void *data)
+static int l2c310_starting_cpu(unsigned int cpu)
{
- switch (act & ~CPU_TASKS_FROZEN) {
- case CPU_STARTING:
- set_auxcr(get_auxcr() | BIT(3) | BIT(2) | BIT(1));
- break;
- case CPU_DYING:
- set_auxcr(get_auxcr() & ~(BIT(3) | BIT(2) | BIT(1)));
- break;
- }
- return NOTIFY_OK;
+ set_auxcr(get_auxcr() | BIT(3) | BIT(2) | BIT(1));
+ return 0;
+}
+
+static int l2c310_dying_cpu(unsigned int cpu)
+{
+ set_auxcr(get_auxcr() & ~(BIT(3) | BIT(2) | BIT(1)));
+ return 0;
}
static void __init l2c310_enable(void __iomem *base, unsigned num_lock)
@@ -678,10 +677,10 @@ static void __init l2c310_enable(void __iomem *base, unsigned num_lock)
power_ctrl & L310_STNDBY_MODE_EN ? "en" : "dis");
}
- if (aux & L310_AUX_CTRL_FULL_LINE_ZERO) {
- set_auxcr(get_auxcr() | BIT(3) | BIT(2) | BIT(1));
- cpu_notifier(l2c310_cpu_enable_flz, 0);
- }
+ if (aux & L310_AUX_CTRL_FULL_LINE_ZERO)
+ cpuhp_setup_state(CPUHP_AP_ARM_L2X0_STARTING,
+ "AP_ARM_L2X0_STARTING", l2c310_starting_cpu,
+ l2c310_dying_cpu);
}
static void __init l2c310_fixup(void __iomem *base, u32 cache_id,