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-rw-r--r--drivers/irqchip/alphascale_asm9260-icoll.h6
-rw-r--r--drivers/irqchip/exynos-combiner.c5
-rw-r--r--drivers/irqchip/irq-aspeed-i2c-ic.c5
-rw-r--r--drivers/irqchip/irq-aspeed-vic.c12
-rw-r--r--drivers/irqchip/irq-ath79-cpu.c5
-rw-r--r--drivers/irqchip/irq-ath79-misc.c5
-rw-r--r--drivers/irqchip/irq-bcm6345-l1.c5
-rw-r--r--drivers/irqchip/irq-bcm7038-l1.c5
-rw-r--r--drivers/irqchip/irq-bcm7120-l2.c5
-rw-r--r--drivers/irqchip/irq-brcmstb-l2.c10
-rw-r--r--drivers/irqchip/irq-clps711x.c6
-rw-r--r--drivers/irqchip/irq-crossbar.c6
-rw-r--r--drivers/irqchip/irq-csky-mpintc.c15
-rw-r--r--drivers/irqchip/irq-gic-common.c13
-rw-r--r--drivers/irqchip/irq-gic-common.h13
-rw-r--r--drivers/irqchip/irq-gic-pm.c13
-rw-r--r--drivers/irqchip/irq-gic-v2m.c5
-rw-r--r--drivers/irqchip/irq-gic-v3-its-pci-msi.c13
-rw-r--r--drivers/irqchip/irq-gic-v3-its-platform-msi.c13
-rw-r--r--drivers/irqchip/irq-gic-v3-its.c50
-rw-r--r--drivers/irqchip/irq-gic-v3.c20
-rw-r--r--drivers/irqchip/irq-gic-v4.c13
-rw-r--r--drivers/irqchip/irq-gic.c5
-rw-r--r--drivers/irqchip/irq-goldfish-pic.c6
-rw-r--r--drivers/irqchip/irq-hip04.c5
-rw-r--r--drivers/irqchip/irq-imx-gpcv2.c5
-rw-r--r--drivers/irqchip/irq-ingenic.c11
-rw-r--r--drivers/irqchip/irq-ixp4xx.c8
-rw-r--r--drivers/irqchip/irq-lpc32xx.c8
-rw-r--r--drivers/irqchip/irq-ls-scfg-msi.c5
-rw-r--r--drivers/irqchip/irq-mbigen.c13
-rw-r--r--drivers/irqchip/irq-meson-gpio.c15
-rw-r--r--drivers/irqchip/irq-mips-cpu.c6
-rw-r--r--drivers/irqchip/irq-mips-gic.c4
-rw-r--r--drivers/irqchip/irq-mmp.c5
-rw-r--r--drivers/irqchip/irq-mtk-cirq.c10
-rw-r--r--drivers/irqchip/irq-mtk-sysirq.c10
-rw-r--r--drivers/irqchip/irq-nvic.c5
-rw-r--r--drivers/irqchip/irq-or1k-pic.c6
-rw-r--r--drivers/irqchip/irq-partition-percpu.c13
-rw-r--r--drivers/irqchip/irq-pic32-evic.c6
-rw-r--r--drivers/irqchip/irq-s3c24xx.c11
-rw-r--r--drivers/irqchip/irq-sa11x0.c5
-rw-r--r--drivers/irqchip/irq-sni-exiu.c5
-rw-r--r--drivers/irqchip/irq-st.c5
-rw-r--r--drivers/irqchip/irq-tango.c6
-rw-r--r--drivers/irqchip/irq-tb10x.c14
-rw-r--r--drivers/irqchip/irq-tegra.c11
-rw-r--r--drivers/irqchip/irq-ti-sci-inta.c4
-rw-r--r--drivers/irqchip/irq-uniphier-aidet.c10
-rw-r--r--drivers/irqchip/irq-vf610-mscm-ir.c6
-rw-r--r--drivers/irqchip/irq-vic.c15
-rw-r--r--drivers/irqchip/irq-vt8500.c15
-rw-r--r--drivers/irqchip/irq-zevio.c6
-rw-r--r--drivers/irqchip/qcom-irq-combiner.c10
55 files changed, 104 insertions, 408 deletions
diff --git a/drivers/irqchip/alphascale_asm9260-icoll.h b/drivers/irqchip/alphascale_asm9260-icoll.h
index 5cec108ee204..1ec59483afa1 100644
--- a/drivers/irqchip/alphascale_asm9260-icoll.h
+++ b/drivers/irqchip/alphascale_asm9260-icoll.h
@@ -1,10 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2014 Oleksij Rempel <linux@rempel-privat.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#ifndef _ALPHASCALE_ASM9260_ICOLL_H
diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c
index b78a169c9c83..0b85d9a3fbff 100644
--- a/drivers/irqchip/exynos-combiner.c
+++ b/drivers/irqchip/exynos-combiner.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* Combiner irqchip for EXYNOS
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/err.h>
#include <linux/export.h>
diff --git a/drivers/irqchip/irq-aspeed-i2c-ic.c b/drivers/irqchip/irq-aspeed-i2c-ic.c
index f20200af0992..8d591c179f81 100644
--- a/drivers/irqchip/irq-aspeed-i2c-ic.c
+++ b/drivers/irqchip/irq-aspeed-i2c-ic.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Aspeed 24XX/25XX I2C Interrupt Controller.
*
* Copyright (C) 2012-2017 ASPEED Technology Inc.
* Copyright 2017 IBM Corporation
* Copyright 2017 Google, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/irq.h>
diff --git a/drivers/irqchip/irq-aspeed-vic.c b/drivers/irqchip/irq-aspeed-vic.c
index 03ba477ea0d0..6567ed782f82 100644
--- a/drivers/irqchip/irq-aspeed-vic.c
+++ b/drivers/irqchip/irq-aspeed-vic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2015 - Ben Herrenschmidt, IBM Corp.
*
@@ -7,17 +8,6 @@
*
* Copyright (C) 1999 - 2003 ARM Limited
* Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/export.h>
diff --git a/drivers/irqchip/irq-ath79-cpu.c b/drivers/irqchip/irq-ath79-cpu.c
index befe93c5a51a..923e4bba3776 100644
--- a/drivers/irqchip/irq-ath79-cpu.c
+++ b/drivers/irqchip/irq-ath79-cpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Atheros AR71xx/AR724x/AR913x specific interrupt handling
*
@@ -7,10 +8,6 @@
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
* Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
*/
#include <linux/interrupt.h>
diff --git a/drivers/irqchip/irq-ath79-misc.c b/drivers/irqchip/irq-ath79-misc.c
index 0390603170b4..3d641bb6f3f1 100644
--- a/drivers/irqchip/irq-ath79-misc.c
+++ b/drivers/irqchip/irq-ath79-misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Atheros AR71xx/AR724x/AR913x MISC interrupt controller
*
@@ -7,10 +8,6 @@
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
* Parts of this file are based on Atheros' 2.6.15/2.6.31 BSP
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
*/
#include <linux/irqchip.h>
diff --git a/drivers/irqchip/irq-bcm6345-l1.c b/drivers/irqchip/irq-bcm6345-l1.c
index 43f8abe40878..e3483789f4df 100644
--- a/drivers/irqchip/irq-bcm6345-l1.c
+++ b/drivers/irqchip/irq-bcm6345-l1.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Broadcom BCM6345 style Level 1 interrupt controller driver
*
* Copyright (C) 2014 Broadcom Corporation
* Copyright 2015 Simon Arlott
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* This is based on the BCM7038 (which supports SMP) but with a single
* enable register instead of separate mask/set/clear registers.
*
diff --git a/drivers/irqchip/irq-bcm7038-l1.c b/drivers/irqchip/irq-bcm7038-l1.c
index 0acebac1920b..fc75c61233aa 100644
--- a/drivers/irqchip/irq-bcm7038-l1.c
+++ b/drivers/irqchip/irq-bcm7038-l1.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Broadcom BCM7038 style Level 1 interrupt controller driver
*
* Copyright (C) 2014 Broadcom Corporation
* Author: Kevin Cernekee
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/irqchip/irq-bcm7120-l2.c b/drivers/irqchip/irq-bcm7120-l2.c
index 541bdca9f4af..586df3587be0 100644
--- a/drivers/irqchip/irq-bcm7120-l2.c
+++ b/drivers/irqchip/irq-bcm7120-l2.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Broadcom BCM7120 style Level 2 interrupt controller driver
*
* Copyright (C) 2014 Broadcom Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/irqchip/irq-brcmstb-l2.c b/drivers/irqchip/irq-brcmstb-l2.c
index a0642b59befa..0298ede67e51 100644
--- a/drivers/irqchip/irq-brcmstb-l2.c
+++ b/drivers/irqchip/irq-brcmstb-l2.c
@@ -1,16 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Generic Broadcom Set Top Box Level 2 Interrupt controller driver
*
* Copyright (C) 2014-2017 Broadcom
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/irqchip/irq-clps711x.c b/drivers/irqchip/irq-clps711x.c
index f913f4db7ae1..d0da29aeedc8 100644
--- a/drivers/irqchip/irq-clps711x.c
+++ b/drivers/irqchip/irq-clps711x.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* CLPS711X IRQ driver
*
* Copyright (C) 2013 Alexander Shiyan <shc_work@mail.ru>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/io.h>
diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c
index 99d97d7e3fd7..a05a7501e107 100644
--- a/drivers/irqchip/irq-crossbar.c
+++ b/drivers/irqchip/irq-crossbar.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* drivers/irqchip/irq-crossbar.c
*
* Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com
* Author: Sricharan R <r.sricharan@ti.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
*/
#include <linux/err.h>
#include <linux/io.h>
diff --git a/drivers/irqchip/irq-csky-mpintc.c b/drivers/irqchip/irq-csky-mpintc.c
index 806ba0ef33c0..a1534edef7fa 100644
--- a/drivers/irqchip/irq-csky-mpintc.c
+++ b/drivers/irqchip/irq-csky-mpintc.c
@@ -139,8 +139,19 @@ static int csky_irq_set_affinity(struct irq_data *d,
if (cpu >= nr_cpu_ids)
return -EINVAL;
- /* Enable interrupt destination */
- cpu |= BIT(31);
+ /*
+ * The csky,mpintc could support auto irq deliver, but it only
+ * could deliver external irq to one cpu or all cpus. So it
+ * doesn't support deliver external irq to a group of cpus
+ * with cpu_mask.
+ * SO we only use auto deliver mode when affinity mask_val is
+ * equal to cpu_present_mask.
+ *
+ */
+ if (cpumask_equal(mask_val, cpu_present_mask))
+ cpu = 0;
+ else
+ cpu |= BIT(31);
writel_relaxed(cpu, INTCG_base + INTCG_CIDSTR + offset);
diff --git a/drivers/irqchip/irq-gic-common.c b/drivers/irqchip/irq-gic-common.c
index 3c93c6f4d1f1..b0a8215a13fc 100644
--- a/drivers/irqchip/irq-gic-common.c
+++ b/drivers/irqchip/irq-gic-common.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2002 ARM Limited, All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/interrupt.h>
diff --git a/drivers/irqchip/irq-gic-common.h b/drivers/irqchip/irq-gic-common.h
index 97e58fb6c232..5a46b6b57750 100644
--- a/drivers/irqchip/irq-gic-common.h
+++ b/drivers/irqchip/irq-gic-common.h
@@ -1,17 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2002 ARM Limited, All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _IRQ_GIC_COMMON_H
diff --git a/drivers/irqchip/irq-gic-pm.c b/drivers/irqchip/irq-gic-pm.c
index c4aac0977d8a..1337ceceb59b 100644
--- a/drivers/irqchip/irq-gic-pm.c
+++ b/drivers/irqchip/irq-gic-pm.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2016 NVIDIA CORPORATION, All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/module.h>
#include <linux/clk.h>
diff --git a/drivers/irqchip/irq-gic-v2m.c b/drivers/irqchip/irq-gic-v2m.c
index 5356739d4799..7338f90b2f9e 100644
--- a/drivers/irqchip/irq-gic-v2m.c
+++ b/drivers/irqchip/irq-gic-v2m.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ARM GIC v2m MSI(-X) support
* Support for Message Signaled Interrupts for systems that
@@ -7,10 +8,6 @@
* Authors: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
* Harish Kasiviswanathan <harish.kasiviswanathan@amd.com>
* Brandon Anderson <brandon.anderson@amd.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
*/
#define pr_fmt(fmt) "GICv2m: " fmt
diff --git a/drivers/irqchip/irq-gic-v3-its-pci-msi.c b/drivers/irqchip/irq-gic-v3-its-pci-msi.c
index c81d5b81da56..229d586c3d7a 100644
--- a/drivers/irqchip/irq-gic-v3-its-pci-msi.c
+++ b/drivers/irqchip/irq-gic-v3-its-pci-msi.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2013-2015 ARM Limited, All Rights Reserved.
* Author: Marc Zyngier <marc.zyngier@arm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/acpi_iort.h>
diff --git a/drivers/irqchip/irq-gic-v3-its-platform-msi.c b/drivers/irqchip/irq-gic-v3-its-platform-msi.c
index 9cdcda5bb3bd..daa6d5053bc3 100644
--- a/drivers/irqchip/irq-gic-v3-its-platform-msi.c
+++ b/drivers/irqchip/irq-gic-v3-its-platform-msi.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2013-2015 ARM Limited, All Rights Reserved.
* Author: Marc Zyngier <marc.zyngier@arm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/acpi_iort.h>
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 4439ed881f98..1b5c3672aea2 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2013-2017 ARM Limited, All Rights Reserved.
* Author: Marc Zyngier <marc.zyngier@arm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/acpi.h>
@@ -196,7 +185,7 @@ static struct its_collection *dev_event_to_col(struct its_device *its_dev,
static struct its_collection *valid_col(struct its_collection *col)
{
- if (WARN_ON_ONCE(col->target_address & GENMASK_ULL(0, 15)))
+ if (WARN_ON_ONCE(col->target_address & GENMASK_ULL(15, 0)))
return NULL;
return col;
@@ -744,32 +733,43 @@ static void its_flush_cmd(struct its_node *its, struct its_cmd_block *cmd)
}
static int its_wait_for_range_completion(struct its_node *its,
- struct its_cmd_block *from,
+ u64 prev_idx,
struct its_cmd_block *to)
{
- u64 rd_idx, from_idx, to_idx;
+ u64 rd_idx, to_idx, linear_idx;
u32 count = 1000000; /* 1s! */
- from_idx = its_cmd_ptr_to_offset(its, from);
+ /* Linearize to_idx if the command set has wrapped around */
to_idx = its_cmd_ptr_to_offset(its, to);
+ if (to_idx < prev_idx)
+ to_idx += ITS_CMD_QUEUE_SZ;
+
+ linear_idx = prev_idx;
while (1) {
+ s64 delta;
+
rd_idx = readl_relaxed(its->base + GITS_CREADR);
- /* Direct case */
- if (from_idx < to_idx && rd_idx >= to_idx)
- break;
+ /*
+ * Compute the read pointer progress, taking the
+ * potential wrap-around into account.
+ */
+ delta = rd_idx - prev_idx;
+ if (rd_idx < prev_idx)
+ delta += ITS_CMD_QUEUE_SZ;
- /* Wrapped case */
- if (from_idx >= to_idx && rd_idx >= to_idx && rd_idx < from_idx)
+ linear_idx += delta;
+ if (linear_idx >= to_idx)
break;
count--;
if (!count) {
- pr_err_ratelimited("ITS queue timeout (%llu %llu %llu)\n",
- from_idx, to_idx, rd_idx);
+ pr_err_ratelimited("ITS queue timeout (%llu %llu)\n",
+ to_idx, linear_idx);
return -1;
}
+ prev_idx = rd_idx;
cpu_relax();
udelay(1);
}
@@ -786,6 +786,7 @@ void name(struct its_node *its, \
struct its_cmd_block *cmd, *sync_cmd, *next_cmd; \
synctype *sync_obj; \
unsigned long flags; \
+ u64 rd_idx; \
\
raw_spin_lock_irqsave(&its->lock, flags); \
\
@@ -807,10 +808,11 @@ void name(struct its_node *its, \
} \
\
post: \
+ rd_idx = readl_relaxed(its->base + GITS_CREADR); \
next_cmd = its_post_commands(its); \
raw_spin_unlock_irqrestore(&its->lock, flags); \
\
- if (its_wait_for_range_completion(its, cmd, next_cmd)) \
+ if (its_wait_for_range_completion(its, rd_idx, next_cmd)) \
pr_err_ratelimited("ITS cmd %ps failed\n", builder); \
}
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index acd784c37090..96d927f0f91a 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2013-2017 ARM Limited, All Rights Reserved.
* Author: Marc Zyngier <marc.zyngier@arm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define pr_fmt(fmt) "GICv3: " fmt
@@ -472,8 +461,12 @@ static void gic_deactivate_unhandled(u32 irqnr)
static inline void gic_handle_nmi(u32 irqnr, struct pt_regs *regs)
{
+ bool irqs_enabled = interrupts_enabled(regs);
int err;
+ if (irqs_enabled)
+ nmi_enter();
+
if (static_branch_likely(&supports_deactivate_key))
gic_write_eoir(irqnr);
/*
@@ -485,6 +478,9 @@ static inline void gic_handle_nmi(u32 irqnr, struct pt_regs *regs)
err = handle_domain_nmi(gic_data.domain, irqnr, regs);
if (err)
gic_deactivate_unhandled(irqnr);
+
+ if (irqs_enabled)
+ nmi_exit();
}
static asmlinkage void __exception_irq_entry gic_handle_irq(struct pt_regs *regs)
diff --git a/drivers/irqchip/irq-gic-v4.c b/drivers/irqchip/irq-gic-v4.c
index dba9d67cb9c1..563e87ed0766 100644
--- a/drivers/irqchip/irq-gic-v4.c
+++ b/drivers/irqchip/irq-gic-v4.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2016,2017 ARM Limited, All Rights Reserved.
* Author: Marc Zyngier <marc.zyngier@arm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/interrupt.h>
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index c6dbe5018972..e45f45e68720 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -1,10 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2002 ARM Limited, All Rights Reserved.
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* Interrupt architecture for the GIC:
*
* o There is one Interrupt Distributor, which receives interrupts
diff --git a/drivers/irqchip/irq-goldfish-pic.c b/drivers/irqchip/irq-goldfish-pic.c
index 2a92f03c73e4..4f021530e7f3 100644
--- a/drivers/irqchip/irq-goldfish-pic.c
+++ b/drivers/irqchip/irq-goldfish-pic.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for MIPS Goldfish Programmable Interrupt Controller.
*
* Author: Miodrag Dinic <miodrag.dinic@mips.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/irqchip/irq-hip04.c b/drivers/irqchip/irq-hip04.c
index 5b4fd2f4e5f8..cf705827599c 100644
--- a/drivers/irqchip/irq-hip04.c
+++ b/drivers/irqchip/irq-hip04.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Hisilicon HiP04 INTC
*
@@ -5,10 +6,6 @@
* Copyright (c) 2013-2014 Hisilicon Ltd.
* Copyright (c) 2013-2014 Linaro Ltd.
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* Interrupt architecture for the HIP04 INTC:
*
* o There is one Interrupt Distributor, which receives interrupts
diff --git a/drivers/irqchip/irq-imx-gpcv2.c b/drivers/irqchip/irq-imx-gpcv2.c
index f869386eb4cf..4f74c15c4755 100644
--- a/drivers/irqchip/irq-imx-gpcv2.c
+++ b/drivers/irqchip/irq-imx-gpcv2.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2015 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/of_address.h>
diff --git a/drivers/irqchip/irq-ingenic.c b/drivers/irqchip/irq-ingenic.c
index 2ff08986b536..f126255b3260 100644
--- a/drivers/irqchip/irq-ingenic.c
+++ b/drivers/irqchip/irq-ingenic.c
@@ -1,16 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
* JZ4740 platform IRQ support
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 675 Mass Ave, Cambridge, MA 02139, USA.
- *
*/
#include <linux/errno.h>
diff --git a/drivers/irqchip/irq-ixp4xx.c b/drivers/irqchip/irq-ixp4xx.c
index d576809429ac..6751c35b7e1d 100644
--- a/drivers/irqchip/irq-ixp4xx.c
+++ b/drivers/irqchip/irq-ixp4xx.c
@@ -252,10 +252,10 @@ static const struct ixp4xx_irq_chunk ixp4xx_irq_chunks[] = {
* @fwnode: Corresponding fwnode abstraction for this controller
* @is_356: if this is an IXP43x, IXP45x or IXP46x SoC variant
*/
-static int ixp4xx_irq_setup(struct ixp4xx_irq *ixi,
- void __iomem *irqbase,
- struct fwnode_handle *fwnode,
- bool is_356)
+static int __init ixp4xx_irq_setup(struct ixp4xx_irq *ixi,
+ void __iomem *irqbase,
+ struct fwnode_handle *fwnode,
+ bool is_356)
{
int nr_irqs;
diff --git a/drivers/irqchip/irq-lpc32xx.c b/drivers/irqchip/irq-lpc32xx.c
index a48357d369b5..7d9b388afe64 100644
--- a/drivers/irqchip/irq-lpc32xx.c
+++ b/drivers/irqchip/irq-lpc32xx.c
@@ -1,12 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2015-2016 Vladimir Zapolskiy <vz@mleia.com>
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
*/
#define pr_fmt(fmt) "%s: " fmt, __func__
diff --git a/drivers/irqchip/irq-ls-scfg-msi.c b/drivers/irqchip/irq-ls-scfg-msi.c
index 669d29105772..61dbfda08527 100644
--- a/drivers/irqchip/irq-ls-scfg-msi.c
+++ b/drivers/irqchip/irq-ls-scfg-msi.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Freescale SCFG MSI(-X) support
*
* Copyright (C) 2016 Freescale Semiconductor.
*
* Author: Minghuan Lian <Minghuan.Lian@nxp.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/kernel.h>
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/irqchip/irq-mbigen.c
index 64f3574cc009..3f09f658e8e2 100644
--- a/drivers/irqchip/irq-mbigen.c
+++ b/drivers/irqchip/irq-mbigen.c
@@ -1,19 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2015 Hisilicon Limited, All Rights Reserved.
* Author: Jun Ma <majun258@huawei.com>
* Author: Yun Wu <wuyun.wu@huawei.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/acpi.h>
diff --git a/drivers/irqchip/irq-meson-gpio.c b/drivers/irqchip/irq-meson-gpio.c
index 7599b10ecf09..dcdc23b9dce6 100644
--- a/drivers/irqchip/irq-meson-gpio.c
+++ b/drivers/irqchip/irq-meson-gpio.c
@@ -1,22 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2015 Endless Mobile, Inc.
* Author: Carlo Caione <carlo@endlessm.com>
* Copyright (c) 2016 BayLibre, SAS.
* Author: Jerome Brunet <jbrunet@baylibre.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of version 2 of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- * The full GNU General Public License is included in this distribution
- * in the file called COPYING.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/irqchip/irq-mips-cpu.c b/drivers/irqchip/irq-mips-cpu.c
index 66f97fde13d8..95d4fd8f7a96 100644
--- a/drivers/irqchip/irq-mips-cpu.c
+++ b/drivers/irqchip/irq-mips-cpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2001 MontaVista Software Inc.
* Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
@@ -7,11 +8,6 @@
* Author: Maciej W. Rozycki <macro@mips.com>
*
* This file define the irq handler for MIPS CPU interrupts.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
*/
/*
diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c
index d32268cc1174..f3985469c221 100644
--- a/drivers/irqchip/irq-mips-gic.c
+++ b/drivers/irqchip/irq-mips-gic.c
@@ -388,7 +388,7 @@ static void gic_all_vpes_irq_cpu_online(struct irq_data *d)
intr = GIC_HWIRQ_TO_LOCAL(d->hwirq);
cd = irq_data_get_irq_chip_data(d);
- write_gic_vl_map(intr, cd->map);
+ write_gic_vl_map(mips_gic_vx_map_reg(intr), cd->map);
if (cd->mask)
write_gic_vl_smask(BIT(intr));
}
@@ -517,7 +517,7 @@ static int gic_irq_domain_map(struct irq_domain *d, unsigned int virq,
spin_lock_irqsave(&gic_lock, flags);
for_each_online_cpu(cpu) {
write_gic_vl_other(mips_cm_vp_id(cpu));
- write_gic_vo_map(intr, map);
+ write_gic_vo_map(mips_gic_vx_map_reg(intr), map);
}
spin_unlock_irqrestore(&gic_lock, flags);
diff --git a/drivers/irqchip/irq-mmp.c b/drivers/irqchip/irq-mmp.c
index 8eed478f3b7e..14618dc0bd39 100644
--- a/drivers/irqchip/irq-mmp.c
+++ b/drivers/irqchip/irq-mmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/mach-mmp/irq.c
*
@@ -6,10 +7,6 @@
*
* Author: Bin Yang <bin.yang@marvell.com>
* Haojian Zhuang <haojian.zhuang@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/module.h>
diff --git a/drivers/irqchip/irq-mtk-cirq.c b/drivers/irqchip/irq-mtk-cirq.c
index 18c65c16de28..69ba8ce3c178 100644
--- a/drivers/irqchip/irq-mtk-cirq.c
+++ b/drivers/irqchip/irq-mtk-cirq.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 MediaTek Inc.
* Author: Youlin.Pei <youlin.pei@mediatek.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/interrupt.h>
diff --git a/drivers/irqchip/irq-mtk-sysirq.c b/drivers/irqchip/irq-mtk-sysirq.c
index 90aaf190157f..73eae5966a40 100644
--- a/drivers/irqchip/irq-mtk-sysirq.c
+++ b/drivers/irqchip/irq-mtk-sysirq.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2014 MediaTek Inc.
* Author: Joe.C <yingjoe.chen@mediatek.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/irq.h>
diff --git a/drivers/irqchip/irq-nvic.c b/drivers/irqchip/irq-nvic.c
index b1777104fd9f..a166d30deea2 100644
--- a/drivers/irqchip/irq-nvic.c
+++ b/drivers/irqchip/irq-nvic.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* drivers/irq/irq-nvic.c
*
* Copyright (C) 2008 ARM Limited, All Rights Reserved.
* Copyright (C) 2013 Pengutronix
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* Support for the Nested Vectored Interrupt Controller found on the
* ARMv7-M CPUs (Cortex-M3/M4)
*/
diff --git a/drivers/irqchip/irq-or1k-pic.c b/drivers/irqchip/irq-or1k-pic.c
index dd9d5d12fea2..03d2366118dd 100644
--- a/drivers/irqchip/irq-or1k-pic.c
+++ b/drivers/irqchip/irq-or1k-pic.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
* Copyright (C) 2014 Stefan Kristansson <stefan.kristiansson@saunalahti.fi>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/irq.h>
diff --git a/drivers/irqchip/irq-partition-percpu.c b/drivers/irqchip/irq-partition-percpu.c
index 1f7cc5933cd5..0c4c8ed7064e 100644
--- a/drivers/irqchip/irq-partition-percpu.c
+++ b/drivers/irqchip/irq-partition-percpu.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2016 ARM Limited, All Rights Reserved.
* Author: Marc Zyngier <marc.zyngier@arm.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/bitops.h>
diff --git a/drivers/irqchip/irq-pic32-evic.c b/drivers/irqchip/irq-pic32-evic.c
index 73addb4b625b..34c4b4ffacd1 100644
--- a/drivers/irqchip/irq-pic32-evic.c
+++ b/drivers/irqchip/irq-pic32-evic.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Cristian Birsan <cristian.birsan@microchip.com>
* Joshua Henderson <joshua.henderson@microchip.com>
* Copyright (C) 2016 Microchip Technology Inc. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
*/
#include <linux/kernel.h>
#include <linux/module.h>
diff --git a/drivers/irqchip/irq-s3c24xx.c b/drivers/irqchip/irq-s3c24xx.c
index b623f300f1b1..d2031fecc386 100644
--- a/drivers/irqchip/irq-s3c24xx.c
+++ b/drivers/irqchip/irq-s3c24xx.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* S3C24XX IRQ handling
*
* Copyright (c) 2003-2004 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
* Copyright (c) 2012 Heiko Stuebner <heiko@sntech.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/init.h>
diff --git a/drivers/irqchip/irq-sa11x0.c b/drivers/irqchip/irq-sa11x0.c
index 61bb28d7b19b..dbccc7dafbf8 100644
--- a/drivers/irqchip/irq-sa11x0.c
+++ b/drivers/irqchip/irq-sa11x0.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2015 Dmitry Eremin-Solenikov
* Copyright (C) 1999-2001 Nicolas Pitre
*
* Generic IRQ handling for the SA11x0.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/init.h>
#include <linux/module.h>
diff --git a/drivers/irqchip/irq-sni-exiu.c b/drivers/irqchip/irq-sni-exiu.c
index 30a323a2b332..1d027623c776 100644
--- a/drivers/irqchip/irq-sni-exiu.c
+++ b/drivers/irqchip/irq-sni-exiu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Driver for Socionext External Interrupt Unit (EXIU)
*
@@ -6,10 +7,6 @@
* Based on irq-tegra.c:
* Copyright (C) 2011 Google, Inc.
* Copyright (C) 2010,2013, NVIDIA Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/interrupt.h>
diff --git a/drivers/irqchip/irq-st.c b/drivers/irqchip/irq-st.c
index 5e0e250db0be..801551e46a7b 100644
--- a/drivers/irqchip/irq-st.c
+++ b/drivers/irqchip/irq-st.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2014 STMicroelectronics – All Rights Reserved
*
* Author: Lee Jones <lee.jones@linaro.org>
*
* This is a re-write of Christophe Kerello's PMU driver.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <dt-bindings/interrupt-controller/irq-st.h>
diff --git a/drivers/irqchip/irq-tango.c b/drivers/irqchip/irq-tango.c
index ae28d8648679..34290f09b853 100644
--- a/drivers/irqchip/irq-tango.c
+++ b/drivers/irqchip/irq-tango.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2014 Mans Rullgard <mans@mansr.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
*/
#include <linux/init.h>
diff --git a/drivers/irqchip/irq-tb10x.c b/drivers/irqchip/irq-tb10x.c
index 7e6708099a7b..9e456497c1c4 100644
--- a/drivers/irqchip/irq-tb10x.c
+++ b/drivers/irqchip/irq-tb10x.c
@@ -1,22 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Abilis Systems interrupt controller driver
*
* Copyright (C) Abilis Systems 2012
*
* Author: Christian Ruppert <christian.ruppert@abilis.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/interrupt.h>
diff --git a/drivers/irqchip/irq-tegra.c b/drivers/irqchip/irq-tegra.c
index 0abc0cd1c32e..e1f771c72fc4 100644
--- a/drivers/irqchip/irq-tegra.c
+++ b/drivers/irqchip/irq-tegra.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Driver code for Tegra's Legacy Interrupt Controller
*
@@ -10,16 +11,6 @@
* Colin Cross <ccross@android.com>
*
* Copyright (C) 2010,2013, NVIDIA Corporation
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/io.h>
diff --git a/drivers/irqchip/irq-ti-sci-inta.c b/drivers/irqchip/irq-ti-sci-inta.c
index 011b60a49e3f..ef4d625d2d80 100644
--- a/drivers/irqchip/irq-ti-sci-inta.c
+++ b/drivers/irqchip/irq-ti-sci-inta.c
@@ -159,9 +159,9 @@ static struct ti_sci_inta_vint_desc *ti_sci_inta_alloc_parent_irq(struct irq_dom
parent_fwspec.param[1] = vint_desc->vint_id;
parent_virq = irq_create_fwspec_mapping(&parent_fwspec);
- if (parent_virq <= 0) {
+ if (parent_virq == 0) {
kfree(vint_desc);
- return ERR_PTR(parent_virq);
+ return ERR_PTR(-EINVAL);
}
vint_desc->parent_virq = parent_virq;
diff --git a/drivers/irqchip/irq-uniphier-aidet.c b/drivers/irqchip/irq-uniphier-aidet.c
index 7ba7f253470e..ed7b4f47ff3f 100644
--- a/drivers/irqchip/irq-uniphier-aidet.c
+++ b/drivers/irqchip/irq-uniphier-aidet.c
@@ -1,17 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Driver for UniPhier AIDET (ARM Interrupt Detector)
*
* Copyright (C) 2017 Socionext Inc.
* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/bitops.h>
diff --git a/drivers/irqchip/irq-vf610-mscm-ir.c b/drivers/irqchip/irq-vf610-mscm-ir.c
index 56b5e3cb9de2..2b9a8ba58e26 100644
--- a/drivers/irqchip/irq-vf610-mscm-ir.c
+++ b/drivers/irqchip/irq-vf610-mscm-ir.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2014-2015 Toradex AG
* Author: Stefan Agner <stefan@agner.ch>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- *
* IRQ chip driver for MSCM interrupt router available on Vybrid SoC's.
* The interrupt router is between the CPU's interrupt controller and the
* peripheral. The router allows to route the peripheral interrupts to
diff --git a/drivers/irqchip/irq-vic.c b/drivers/irqchip/irq-vic.c
index 74192f62dd67..f3f20a3cff50 100644
--- a/drivers/irqchip/irq-vic.c
+++ b/drivers/irqchip/irq-vic.c
@@ -1,22 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* linux/arch/arm/common/vic.c
*
* Copyright (C) 1999 - 2003 ARM Limited
* Copyright (C) 2000 Deep Blue Solutions Ltd
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/export.h>
diff --git a/drivers/irqchip/irq-vt8500.c b/drivers/irqchip/irq-vt8500.c
index f9af0af21751..5bce936af5d9 100644
--- a/drivers/irqchip/irq-vt8500.c
+++ b/drivers/irqchip/irq-vt8500.c
@@ -1,22 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* arch/arm/mach-vt8500/irq.c
*
* Copyright (C) 2012 Tony Prisk <linux@prisktech.co.nz>
* Copyright (C) 2010 Alexey Charkov <alchark@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
diff --git a/drivers/irqchip/irq-zevio.c b/drivers/irqchip/irq-zevio.c
index cb9d8ec37507..5a7efeb3892d 100644
--- a/drivers/irqchip/irq-zevio.c
+++ b/drivers/irqchip/irq-zevio.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/drivers/irqchip/irq-zevio.c
*
* Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2, as
- * published by the Free Software Foundation.
- *
*/
#include <linux/io.h>
diff --git a/drivers/irqchip/qcom-irq-combiner.c b/drivers/irqchip/qcom-irq-combiner.c
index d269a7722032..d88e993aa66d 100644
--- a/drivers/irqchip/qcom-irq-combiner.c
+++ b/drivers/irqchip/qcom-irq-combiner.c
@@ -1,13 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
/*