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authorIgor Opaniuk <igor.opaniuk@toradex.com>2020-11-13 14:11:10 +0200
committerIgor Opaniuk <igor.opaniuk@toradex.com>2020-11-13 14:17:32 +0200
commit3b59d4725be760cd276094079b4fbe7bd44e1464 (patch)
tree37a4892c12efe64a69453ecdb694866dd18dc4f5 /arch/x86/kernel/apic/io_apic.c
parent4d47b797d6bb1db34ddf702f2cf78104be135a8f (diff)
parent70d1232fdbe28e4c765c4cfc3cc5c7580959d5e0 (diff)
Merge commit '70d1232fdbe28e4c765c4cfc3cc5c7580959d5e0' into toradex_5.4-2.1.x-imx
Update 5.4-2.1.x-imx to v5.4.74 from [1]. [1] https://github.com/Freescale/linux-fslc
Diffstat (limited to 'arch/x86/kernel/apic/io_apic.c')
-rw-r--r--arch/x86/kernel/apic/io_apic.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index f0262cb5657a..4b6301946f45 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2256,6 +2256,7 @@ static inline void __init check_timer(void)
legacy_pic->init(0);
legacy_pic->make_irq(0);
apic_write(APIC_LVT0, APIC_DM_EXTINT);
+ legacy_pic->unmask(0);
unlock_ExtINT_logic();
@@ -2329,12 +2330,12 @@ static int mp_irqdomain_create(int ioapic)
ip->irqdomain = irq_domain_create_linear(fn, hwirqs, cfg->ops,
(void *)(long)ioapic);
- /* Release fw handle if it was allocated above */
- if (!cfg->dev)
- irq_domain_free_fwnode(fn);
-
- if (!ip->irqdomain)
+ if (!ip->irqdomain) {
+ /* Release fw handle if it was allocated above */
+ if (!cfg->dev)
+ irq_domain_free_fwnode(fn);
return -ENOMEM;
+ }
ip->irqdomain->parent = parent;
@@ -2348,8 +2349,13 @@ static int mp_irqdomain_create(int ioapic)
static void ioapic_destroy_irqdomain(int idx)
{
+ struct ioapic_domain_cfg *cfg = &ioapics[idx].irqdomain_cfg;
+ struct fwnode_handle *fn = ioapics[idx].irqdomain->fwnode;
+
if (ioapics[idx].irqdomain) {
irq_domain_remove(ioapics[idx].irqdomain);
+ if (!cfg->dev)
+ irq_domain_free_fwnode(fn);
ioapics[idx].irqdomain = NULL;
}
}