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| author | David S. Miller <davem@davemloft.net> | 2016-08-30 04:54:02 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-08-30 04:54:02 (GMT) |
| commit | 6abdd5f5935fff978f950561f3c5175eb34dad73 (patch) | |
| tree | 6f3ed3a4f4af9e74436ec9355ebf8201357f1c40 /drivers/irqchip/irq-gic-v3.c | |
| parent | 0b498a52778368ff501557d68c7b50878ab1701e (diff) | |
| parent | e4e98c460ad38c78498622a164fd5ef09a2dc9cb (diff) | |
| download | linux-6abdd5f5935fff978f950561f3c5175eb34dad73.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
All three conflicts were cases of simple overlapping
changes.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/irqchip/irq-gic-v3.c')
| -rw-r--r-- | drivers/irqchip/irq-gic-v3.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 6fc56c3..ede5672 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -667,13 +667,20 @@ static int gic_set_affinity(struct irq_data *d, const struct cpumask *mask_val, #endif #ifdef CONFIG_CPU_PM +/* Check whether it's single security state view */ +static bool gic_dist_security_disabled(void) +{ + return readl_relaxed(gic_data.dist_base + GICD_CTLR) & GICD_CTLR_DS; +} + static int gic_cpu_pm_notifier(struct notifier_block *self, unsigned long cmd, void *v) { if (cmd == CPU_PM_EXIT) { - gic_enable_redist(true); + if (gic_dist_security_disabled()) + gic_enable_redist(true); gic_cpu_sys_reg_init(); - } else if (cmd == CPU_PM_ENTER) { + } else if (cmd == CPU_PM_ENTER && gic_dist_security_disabled()) { gic_write_grpen1(0); gic_enable_redist(false); } |