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bb0fed1c60
linux/drivers/irqchip
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Marc Zyngier bb0fed1c60 irqchip/sifive-plic: Switch to fasteoi flow 
The SiFive PLIC interrupt controller seems to have all the HW
features to support the fasteoi flow, but the driver seems to be
stuck in a distant past. Bring it into the 21st century.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Tested-by: Palmer Dabbelt <palmer@sifive.com> (QEMU Boot)
Tested-by: Darius Rad <darius@bluespec.com> (on 2 HW PLIC implementations)
Tested-by: Paul Walmsley <paul.walmsley@sifive.com> (HiFive Unleashed)
Reviewed-by: Palmer Dabbelt <palmer@sifive.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/8636gxskmj.wl-maz@kernel.org
2019-09-18 12:29:52 +01:00
..
alphascale_asm9260-icoll.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
exynos-combiner.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-al-fic.c irqchip/al-fic: Add support for irq retrigger 2019-09-09 18:11:47 +01:00
irq-alpine-msi.c treewide: kzalloc() -> kcalloc() 2018-06-12 16:19:22 -07:00
irq-armada-370-xp.c irqchip updates for 4.14 2017-08-31 20:12:51 +02:00
irq-aspeed-i2c-ic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-aspeed-vic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
irq-ath79-cpu.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-ath79-misc.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-ativic32.c nds32: Power management for nds32 2018-11-06 18:01:41 +08:00
irq-atmel-aic5.c irqchip/atmel-aic5: Add support for sam9x60 irqchip 2019-09-09 18:11:51 +01:00
irq-atmel-aic-common.c irqchip/atmel-aic: Remove root argument from ->fixup() prototype 2017-07-04 11:10:37 +01:00
irq-atmel-aic-common.h irqchip/atmel-aic: Remove root argument from ->fixup() prototype 2017-07-04 11:10:37 +01:00
irq-atmel-aic.c irqchip/atmel-aic: Remove root argument from ->fixup() prototype 2017-07-04 11:10:37 +01:00
irq-bcm2835.c irqchip: bcm283x: Switch to SPDX identifier 2018-12-13 09:35:36 +00:00
irq-bcm2836.c irqchip: bcm283x: Switch to SPDX identifier 2018-12-13 09:35:36 +00:00
irq-bcm6345-l1.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-bcm7038-l1.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-bcm7120-l2.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-brcmstb-l2.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
irq-clps711x.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
irq-crossbar.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-csky-apb-intc.c irqchip/csky: fixup handle_irq_perbit break irq 2019-01-09 00:18:46 +08:00
irq-csky-mpintc.c Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-07-08 11:01:13 -07:00
irq-davinci-aintc.c irqchip: davinci-aintc: move the driver to drivers/irqchip 2019-02-19 20:02:17 +05:30
irq-davinci-cp-intc.c irqchip: davinci-cp-intc: move the driver to drivers/irqchip 2019-02-19 20:03:42 +05:30
irq-digicolor.c irqchip: Convert to using %pOF instead of full_name 2017-08-23 10:09:28 +01:00
irq-dw-apb-ictl.c genirq: Fix various typos in comments 2018-12-18 14:22:28 +01:00
irq-eznps.c irqchip/eznps: Drop pointless static qualifier in nps400_of_init() 2016-10-19 14:24:36 +02:00
irq-ftintc010.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
irq-gic-common.c irqchip/gic: Skip DT quirks when evaluating IIDR-based quirks 2019-08-20 10:23:35 +01:00
irq-gic-common.h irqchip/gic: Prepare for more than 16 PPIs 2019-08-20 10:23:34 +01:00
irq-gic-pm.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 234 2019-06-19 17:09:07 +02:00
irq-gic-realview.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
irq-gic-v2m.c irqchip/gic-v2m: Register the frame's PA instead of its VA in fwnode 2019-08-07 14:24:37 +01:00
irq-gic-v3-its-fsl-mc-msi.c irqchip/gic-v3-its: Move minimum LPI requirements to individual busses 2018-07-16 14:22:19 +01:00
irq-gic-v3-its-pci-msi.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 234 2019-06-19 17:09:07 +02:00
irq-gic-v3-its-platform-msi.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 234 2019-06-19 17:09:07 +02:00
irq-gic-v3-its.c irqchip/gic-v3-its: Fix LPI release for Multi-MSI devices 2019-09-05 16:03:48 +01:00
irq-gic-v3-mbi.c irqchip/gic-v3-mbi: Don't map the MSI page in mbi_compose_m{b, s}i_msg() 2019-05-03 15:30:03 +01:00
irq-gic-v3.c irqchip/gic-v3: Fix GIC_LINE_NR accessor 2019-09-18 11:42:23 +01:00
irq-gic-v4.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 234 2019-06-19 17:09:07 +02:00
irq-gic.c irqchip/gic: Prepare for more than 16 PPIs 2019-08-20 10:23:34 +01:00
irq-goldfish-pic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
irq-hip04.c irqchip/gic: Prepare for more than 16 PPIs 2019-08-20 10:23:34 +01:00
irq-i8259.c irqchip/i8259: Fix shutdown order by moving syscore_ops registration 2019-02-14 10:42:11 +00:00
irq-imgpdc.c irqchip: Remove dev_err() usage after platform_get_irq() 2019-08-20 10:35:55 +01:00
irq-imx-gpcv2.c irqchip fixes for 5.3 2019-08-01 20:21:00 +02:00
irq-imx-irqsteer.c irqchip/imx-irqsteer: Use devm_platform_ioremap_resource() to simplify code 2019-04-29 15:45:00 +01:00
irq-ingenic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 151 2019-05-30 11:26:28 -07:00
irq-ixp4xx.c irqchip/ixp4xx: Register the base PA instead of its VA in fwnode 2019-08-07 14:24:41 +01:00
irq-jcore-aic.c irqchip/jcore: Fix lost per-cpu interrupts 2016-10-14 14:26:55 +02:00
irq-keystone.c irqchip: Remove dev_err() usage after platform_get_irq() 2019-08-20 10:35:55 +01:00
irq-lpc32xx.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 159 2019-05-30 11:26:37 -07:00
irq-ls1x.c irqchip/irq-ls1x: Missing error code in ls1x_intc_of_init() 2019-04-05 14:37:56 +02:00
irq-ls-scfg-msi.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-madera.c irqchip/madera: Drop GPIO includes 2019-01-17 17:04:24 +00:00
irq-mbigen.c irqchip fixes for 5.3 2019-08-01 20:21:00 +02:00
irq-meson-gpio.c irqchip/meson-gpio: Add support for meson sm1 SoCs 2019-08-30 15:01:06 +01:00
irq-mips-cpu.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
irq-mips-gic.c irqchip/mips-gic: Use the correct local interrupt map registers 2019-06-05 09:35:31 +01:00
irq-mmp.c irqchip/mmp: Coexist with GIC root IRQ controller 2019-08-30 15:23:30 +01:00
irq-mscc-ocelot.c irqchhip: Convert to using %pOFn instead of device_node.name 2018-12-13 09:35:56 +00:00
irq-mtk-cirq.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
irq-mtk-sysirq.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
irq-mvebu-gicp.c treewide: devm_kzalloc() -> devm_kcalloc() 2018-06-12 16:19:22 -07:00
irq-mvebu-icu.c irqchip/irq-mvebu-icu: Add support for System Error Interrupts (SEI) 2018-10-02 12:00:30 +01:00
irq-mvebu-odmi.c
irq-mvebu-pic.c
irq-mvebu-sei.c irqchip/irq-mvebu-sei: Make mvebu_sei_ap806_caps static 2019-03-21 16:43:00 +01:00
irq-mxs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 1 2019-05-21 11:28:39 +02:00
irq-nvic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-omap-intc.c irqchip/irq-omap-intc: Do not statically initialize variables 2017-10-16 21:05:14 +02:00
irq-ompic.c irqchip/ompic: fix return value check in ompic_of_init() 2018-01-04 11:13:22 +00:00
irq-or1k-pic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
irq-orion.c irqchip: Convert to using %pOFn instead of device_node.name 2018-11-27 10:54:17 -06:00
irq-partition-percpu.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 234 2019-06-19 17:09:07 +02:00
irq-pic32-evic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
irq-rda-intc.c irqchip/irq-rda-intc: Fix return value check in rda8810_intc_init() 2018-12-18 12:55:23 +00:00
irq-renesas-h8s.c genirq: Fix various typos in comments 2018-12-18 14:22:28 +01:00
irq-renesas-h8300h.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
irq-renesas-intc-irqpin.c irqchip/renesas-intc-irqpin: Use proper irq_chip name and parent 2019-06-11 12:22:42 +01:00
irq-renesas-irqc.c irqchip/renesas-irqc: Use proper irq_chip name and parent 2019-06-11 12:22:42 +01:00
irq-renesas-rza1.c irqchip/renesas-rza1: Fix an use-after-free in rza1_irqc_probe() 2019-07-26 14:40:01 +01:00
irq-s3c24xx.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 2019-05-30 11:26:37 -07:00
irq-sa11x0.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-sifive-plic.c irqchip/sifive-plic: Switch to fasteoi flow 2019-09-18 12:29:52 +01:00
irq-sirfsoc.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 4 2019-05-21 11:28:40 +02:00
irq-sni-exiu.c Merge branch 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-07-08 11:01:13 -07:00
irq-st.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-stm32-exti.c irqchip/stm32: Use a platform driver for stm32mp1-exti device 2019-04-29 15:45:01 +01:00
irq-sun4i.c irqchip/sun4i: Add support for Allwinner ARMv5 F1C100s 2018-12-13 09:35:58 +00:00
irq-sunxi-nmi.c irqchip/sunxi-nmi: Support sun6i-a31-r-intc compatible 2017-06-22 14:08:17 +01:00
irq-tango.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
irq-tb10x.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333 2019-06-05 17:37:06 +02:00
irq-tegra.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282 2019-06-05 17:36:37 +02:00
irq-ti-sci-inta.c irqchip/ti-sci-inta: Fix kernel crash if irq_create_fwspec_mapping fail 2019-06-05 09:35:11 +01:00
irq-ti-sci-intr.c irqchip/ti-sci-intr: Add support for Interrupt Router driver 2019-05-01 10:48:56 +01:00
irq-ts4800.c
irq-uniphier-aidet.c irqchip/uniphier-aidet: Use devm_platform_ioremap_resource() 2019-09-05 09:28:13 +01:00
irq-versatile-fpga.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
irq-vf610-mscm-ir.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irq-vic.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
irq-vt8500.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
irq-xilinx-intc.c irqchip: Convert to using %pOF instead of full_name 2017-08-23 10:09:28 +01:00
irq-xtensa-mx.c drivers/irqchip: xtensa-mx: fix mask and unmask 2019-01-26 02:02:15 -08:00
irq-xtensa-pic.c drivers/irqchip: xtensa: add warning to irq_retrigger 2019-01-26 02:02:14 -08:00
irq-zevio.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
irqchip.c
Kconfig irqchip/gic-pm: Remove PM_CLK dependency 2019-07-03 09:33:01 +01:00
Makefile irqchip/al-fic: Introduce Amazon's Annapurna Labs Fabric Interrupt Controller Driver 2019-07-03 09:19:11 +01:00
qcom-irq-combiner.c irqchip: Remove dev_err() usage after platform_get_irq() 2019-08-20 10:35:55 +01:00
qcom-pdc.c irqchip/pdc: Setup all edge interrupts as rising edge at GIC 2018-10-02 10:37:38 +01:00
spear-shirq.c