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authorMax Filippov <jcmvbkbc@gmail.com>2018-08-14 04:21:08 +0300
committerMax Filippov <jcmvbkbc@gmail.com>2018-08-20 22:28:05 +0300
commit8b5163eb988067093064ecb10265da27fd000cad (patch)
treef1d0d64d9d5612df0a00511f6595e1a70061eaf0 /arch/xtensa
parentfc862ee9976f0490a20b2a2b8ae0c4fbeb7bbf13 (diff)
downloadlinux-8b5163eb988067093064ecb10265da27fd000cad.tar.xz
xtensa: drop variant IRQ support
If an xtensa core provides an additional IRQ controller it should be treated as a separate piece of hardware and be driven by an irqchip driver. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Diffstat (limited to 'arch/xtensa')
-rw-r--r--arch/xtensa/Kconfig3
-rw-r--r--arch/xtensa/include/asm/irq.h18
-rw-r--r--arch/xtensa/kernel/irq.c1
3 files changed, 1 insertions, 21 deletions
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 4e64c9c1748b..44b20da404be 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -75,9 +75,6 @@ config TRACE_IRQFLAGS_SUPPORT
config MMU
def_bool n
-config VARIANT_IRQ_SWITCH
- def_bool n
-
config HAVE_XTENSA_GPIO32
def_bool n
diff --git a/arch/xtensa/include/asm/irq.h b/arch/xtensa/include/asm/irq.h
index 2270d93ab7e6..6c6ed23e0c79 100644
--- a/arch/xtensa/include/asm/irq.h
+++ b/arch/xtensa/include/asm/irq.h
@@ -14,31 +14,15 @@
#include <linux/init.h>
#include <variant/core.h>
-#ifdef CONFIG_VARIANT_IRQ_SWITCH
-#include <variant/irq.h>
-#else
-static inline void variant_irq_enable(unsigned int irq) { }
-static inline void variant_irq_disable(unsigned int irq) { }
-#endif
-
-#ifndef VARIANT_NR_IRQS
-# define VARIANT_NR_IRQS 0
-#endif
#ifdef CONFIG_PLATFORM_NR_IRQS
# define PLATFORM_NR_IRQS CONFIG_PLATFORM_NR_IRQS
#else
# define PLATFORM_NR_IRQS 0
#endif
#define XTENSA_NR_IRQS XCHAL_NUM_INTERRUPTS
-#define NR_IRQS (XTENSA_NR_IRQS + VARIANT_NR_IRQS + PLATFORM_NR_IRQS + 1)
+#define NR_IRQS (XTENSA_NR_IRQS + PLATFORM_NR_IRQS + 1)
#define XTENSA_PIC_LINUX_IRQ(hwirq) ((hwirq) + 1)
-#if VARIANT_NR_IRQS == 0
-static inline void variant_init_irq(void) { }
-#else
-void variant_init_irq(void) __init;
-#endif
-
static __inline__ int irq_canonicalize(int irq)
{
return (irq);
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index 18e4ef34ac45..a48bf2d10ac2 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -158,7 +158,6 @@ void __init init_IRQ(void)
#ifdef CONFIG_SMP
ipi_init();
#endif
- variant_init_irq();
}
#ifdef CONFIG_HOTPLUG_CPU