From: Jiaxun Yang <jiaxun.yang@flygoat.com>
To: linux-mips@vger.kernel.org
Cc: tsbogend@alpha.franken.de, gch981213@gmail.com,
linux-mediatek@lists.infradead.org,
Jiaxun Yang <jiaxun.yang@flygoat.com>
Subject: [PATCH 2/2] MIPS: Kill RM7K & RM9K IRQ Code
Date: Thu, 26 Mar 2020 12:48:04 +0800 [thread overview]
Message-ID: <20200326044804.382981-2-jiaxun.yang@flygoat.com> (raw)
In-Reply-To: <20200326044804.382981-1-jiaxun.yang@flygoat.com>
RM7000 IRQ driver never got really used by any of the platform,
and rm9k_cpu_irq_init only exist in a header.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
arch/mips/Kconfig | 3 --
arch/mips/include/asm/irq_cpu.h | 2 --
arch/mips/include/asm/mach-generic/irq.h | 6 ----
arch/mips/kernel/Makefile | 1 -
arch/mips/kernel/irq-rm7000.c | 45 ------------------------
5 files changed, 57 deletions(-)
delete mode 100644 arch/mips/kernel/irq-rm7000.c
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index a1f973cc0265..7cda047766bd 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1309,9 +1309,6 @@ config SYS_SUPPORTS_HUGETLBFS
config MIPS_HUGE_TLB_SUPPORT
def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
-config IRQ_CPU_RM7K
- bool
-
config IRQ_MSP_SLP
bool
diff --git a/arch/mips/include/asm/irq_cpu.h b/arch/mips/include/asm/irq_cpu.h
index 8d321180b5c2..83d7331ab215 100644
--- a/arch/mips/include/asm/irq_cpu.h
+++ b/arch/mips/include/asm/irq_cpu.h
@@ -10,8 +10,6 @@
#define _ASM_IRQ_CPU_H
extern void mips_cpu_irq_init(void);
-extern void rm7k_cpu_irq_init(void);
-extern void rm9k_cpu_irq_init(void);
#ifdef CONFIG_IRQ_DOMAIN
struct device_node;
diff --git a/arch/mips/include/asm/mach-generic/irq.h b/arch/mips/include/asm/mach-generic/irq.h
index 72ac2c202c55..ac711b0d6225 100644
--- a/arch/mips/include/asm/mach-generic/irq.h
+++ b/arch/mips/include/asm/mach-generic/irq.h
@@ -28,12 +28,6 @@
#endif /* CONFIG_I8259 */
#endif
-#ifdef CONFIG_IRQ_CPU_RM7K
-#ifndef RM7K_CPU_IRQ_BASE
-#define RM7K_CPU_IRQ_BASE (MIPS_CPU_IRQ_BASE+8)
-#endif
-#endif
-
#endif /* CONFIG_IRQ_MIPS_CPU */
#endif /* __ASM_MACH_GENERIC_IRQ_H */
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index d6e97df51cfb..c0a7e3f266e1 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -64,7 +64,6 @@ obj-$(CONFIG_MIPS_VPE_APSP_API) += rtlx.o
obj-$(CONFIG_MIPS_VPE_APSP_API_CMP) += rtlx-cmp.o
obj-$(CONFIG_MIPS_VPE_APSP_API_MT) += rtlx-mt.o
-obj-$(CONFIG_IRQ_CPU_RM7K) += irq-rm7000.o
obj-$(CONFIG_MIPS_MSC) += irq-msc01.o
obj-$(CONFIG_IRQ_TXX9) += irq_txx9.o
obj-$(CONFIG_IRQ_GT641XX) += irq-gt641xx.o
diff --git a/arch/mips/kernel/irq-rm7000.c b/arch/mips/kernel/irq-rm7000.c
deleted file mode 100644
index e1a497f639d7..000000000000
--- a/arch/mips/kernel/irq-rm7000.c
+++ /dev/null
@@ -1,45 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * Copyright (C) 2003 Ralf Baechle
- *
- * Handler for RM7000 extended interrupts. These are a non-standard
- * feature so we handle them separately from standard interrupts.
- */
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/kernel.h>
-
-#include <asm/irq_cpu.h>
-#include <asm/mipsregs.h>
-
-static inline void unmask_rm7k_irq(struct irq_data *d)
-{
- set_c0_intcontrol(0x100 << (d->irq - RM7K_CPU_IRQ_BASE));
-}
-
-static inline void mask_rm7k_irq(struct irq_data *d)
-{
- clear_c0_intcontrol(0x100 << (d->irq - RM7K_CPU_IRQ_BASE));
-}
-
-static struct irq_chip rm7k_irq_controller = {
- .name = "RM7000",
- .irq_ack = mask_rm7k_irq,
- .irq_mask = mask_rm7k_irq,
- .irq_mask_ack = mask_rm7k_irq,
- .irq_unmask = unmask_rm7k_irq,
- .irq_eoi = unmask_rm7k_irq
-};
-
-void __init rm7k_cpu_irq_init(void)
-{
- int base = RM7K_CPU_IRQ_BASE;
- int i;
-
- clear_c0_intcontrol(0x00000f00); /* Mask all */
-
- for (i = base; i < base + 4; i++)
- irq_set_chip_and_handler(i, &rm7k_irq_controller,
- handle_percpu_irq);
-}
--
2.26.0.rc2
next prev parent reply other threads:[~2020-03-26 4:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-26 4:48 [PATCH 1/2] MIPS: Kill MIPS_GIC_IRQ_BASE Jiaxun Yang
2020-03-26 4:48 ` Jiaxun Yang [this message]
2020-03-26 6:16 [RFC PATCH 0/6] MIPS: Handle CPU IRQ in domain's way Jiaxun Yang
2020-03-26 6:17 ` [PATCH 2/2] MIPS: Kill RM7K & RM9K IRQ Code Jiaxun Yang
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