From: Miquel Raynal <miquel.raynal@bootlin.com> To: Marc Zyngier <marc.zyngier@arm.com> Cc: Mark Rutland <mark.rutland@arm.com>, Andrew Lunn <andrew@lunn.ch>, Jason Cooper <jason@lakedaemon.net>, devicetree@vger.kernel.org, Antoine Tenart <antoine.tenart@bootlin.com>, Catalin Marinas <catalin.marinas@arm.com>, Gregory Clement <gregory.clement@bootlin.com>, Haim Boot <hayim@marvell.com>, Will Deacon <will.deacon@arm.com>, Maxime Chevallier <maxime.chevallier@bootlin.com>, Nadav Haklai <nadavh@marvell.com>, Rob Herring <robh+dt@kernel.org>, Thomas Petazzoni <thomas.petazzoni@bootlin.com>, Thomas Gleixner <tglx@linutronix.de>, Hanna Hawa <hannah@marvell.com>, linux-arm-kernel@lists.infradead.org, Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Subject: Re: [PATCH v3 06/17] irqchip/irq-mvebu-icu: switch to regmap Date: Fri, 29 Jun 2018 17:27:51 +0200 [thread overview] Message-ID: <20180629172751.7404a531@xps13> (raw) In-Reply-To: <ebdd4cb8-7cc8-3efa-d4be-f5d8860e848d@arm.com> Hi Marc, Marc Zyngier <marc.zyngier@arm.com> wrote on Thu, 28 Jun 2018 13:05:05 +0100: > On 22/06/18 16:14, Miquel Raynal wrote: > > Before splitting the code to support multiple platform devices to > > be probed (one for the ICU, one per interrupt group), let's switch to > > regmap first by creating one in the ->probe(). > > What's the benefit of doing so? I assume that has to do with supporting > multiple devices that share an MMIO range? Yes, the ICU subnodes will share the same MMIO range. > > > > > Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> > > --- > > drivers/irqchip/irq-mvebu-icu.c | 45 +++++++++++++++++++++++++++-------------- > > 1 file changed, 30 insertions(+), 15 deletions(-) > > > > diff --git a/drivers/irqchip/irq-mvebu-icu.c b/drivers/irqchip/irq-mvebu-icu.c > > index 0f2655d7f19e..3694c0d73c0d 100644 > > --- a/drivers/irqchip/irq-mvebu-icu.c > > +++ b/drivers/irqchip/irq-mvebu-icu.c > > @@ -18,6 +18,8 @@ > > #include <linux/of_irq.h> > > #include <linux/of_platform.h> > > #include <linux/platform_device.h> > > +#include <linux/regmap.h> > > +#include <linux/mfd/syscon.h> > > > > #include <dt-bindings/interrupt-controller/mvebu-icu.h> > > > > @@ -38,7 +40,7 @@ > > > > struct mvebu_icu { > > struct irq_chip irq_chip; > > - void __iomem *base; > > + struct regmap *regmap; > > struct irq_domain *domain; > > struct device *dev; > > atomic_t initialized; > > @@ -56,10 +58,10 @@ static void mvebu_icu_init(struct mvebu_icu *icu, struct msi_msg *msg) > > return; > > > > /* Set Clear/Set ICU SPI message address in AP */ > > - writel_relaxed(msg[0].address_hi, icu->base + ICU_SETSPI_NSR_AH); > > - writel_relaxed(msg[0].address_lo, icu->base + ICU_SETSPI_NSR_AL); > > - writel_relaxed(msg[1].address_hi, icu->base + ICU_CLRSPI_NSR_AH); > > - writel_relaxed(msg[1].address_lo, icu->base + ICU_CLRSPI_NSR_AL); > > + regmap_write(icu->regmap, ICU_SETSPI_NSR_AH, msg[0].address_hi); > > + regmap_write(icu->regmap, ICU_SETSPI_NSR_AL, msg[0].address_lo); > > + regmap_write(icu->regmap, ICU_CLRSPI_NSR_AH, msg[1].address_hi); > > + regmap_write(icu->regmap, ICU_CLRSPI_NSR_AL, msg[1].address_lo); > > Isn't this a change in the way we write things to the MMIO registers? > You're now trading a writel_relaxed for a writel, plus some locking... Is the "writel_relaxed" -> "writel" thing really an issue? > > Talking about which: Are you always in a context where you can take that > lock? The bit of documentation I've just read seems to imply that the > default lock is a mutex. Is that always safe? My guess is that it isn't, > and any callback that can end-up here after having taken something like > the desc lock is going to blow in your face. > > Have you tried lockdep? Just did -- thanks for pointing it, it failed once the overheat interrupt fired. I'm not sure if it is because of the regmap-locking mechanism. There is definitely something to fix there, but I don't know what for now; I'll come back on it. [for reference: logs below] Thanks, Miquèl --- [ 91.128615] [ 91.130120] ================================ [ 91.134408] WARNING: inconsistent lock state [ 91.138698] 4.18.0-rc1-00047-g7f7c805c2b69-dirty #1580 Not tainted [ 91.144905] -------------------------------- [ 91.149193] inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage. [ 91.155227] swapper/0/0 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 91.160388] (____ptrval____) (&tz->lock){?.+.}, at: thermal_zone_get_temp+0x60/0x158 [ 91.168186] {HARDIRQ-ON-W} state was registered at: [ 91.173089] lock_acquire+0x44/0x60 [ 91.176683] __mutex_lock+0x74/0x880 [ 91.180362] mutex_lock_nested+0x1c/0x28 [ 91.184390] thermal_zone_of_sensor_register+0x198/0x250 [ 91.189812] devm_thermal_zone_of_sensor_register+0x5c/0xc0 [ 91.195498] armada_thermal_probe+0x220/0x5f0 [ 91.199963] platform_drv_probe+0x50/0xb0 [ 91.204078] driver_probe_device+0x224/0x308 [ 91.208454] __driver_attach+0xe8/0xf0 [ 91.212309] bus_for_each_dev+0x68/0xc8 [ 91.216248] driver_attach+0x20/0x28 [ 91.219926] bus_add_driver+0x108/0x228 [ 91.223866] driver_register+0x60/0x110 [ 91.227806] __platform_driver_register+0x44/0x50 [ 91.232622] armada_thermal_driver_init+0x18/0x20 [ 91.237436] do_one_initcall+0x58/0x170 [ 91.241378] kernel_init_freeable+0x1d4/0x27c [ 91.245843] kernel_init+0x10/0x108 [ 91.249434] ret_from_fork+0x10/0x18 [ 91.253111] irq event stamp: 61312 [ 91.256530] hardirqs last enabled at (61309): [<ffff000008086ab0>] arch_cpu_idle+0x10/0x20 [ 91.264918] hardirqs last disabled at (61310): [<ffff000008083134>] el1_irq+0x74/0x130 [ 91.272871] softirqs last enabled at (61312): [<ffff0000080b7fa0>] _local_bh_enable+0x20/0x40 [ 91.281520] softirqs last disabled at (61311): [<ffff0000080b8398>] irq_enter+0x58/0x78 [ 91.289559] [ 91.289559] other info that might help us debug this: [ 91.296114] Possible unsafe locking scenario: [ 91.296114] [ 91.302058] CPU0 [ 91.304514] ---- [ 91.306970] lock(&tz->lock); [ 91.310041] <Interrupt> [ 91.312670] lock(&tz->lock); [ 91.315916] [ 91.315916] *** DEADLOCK *** [ 91.315916] [ 91.321863] no locks held by swapper/0/0. [ 91.325890] [ 91.325890] stack backtrace: [ 91.330269] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.18.0-rc1-00047-g7f7c805c2b69-dirty #1580 [ 91.339091] Hardware name: Marvell Armada 7040 DB board (DT) [ 91.344775] Call trace: [ 91.347234] dump_backtrace+0x0/0x1a0 [ 91.350913] show_stack+0x14/0x20 [ 91.354244] dump_stack+0xb8/0xf4 [ 91.357574] print_usage_bug.part.24+0x264/0x27c [ 91.362211] mark_lock+0x150/0x6b0 [ 91.365628] __lock_acquire+0x6d0/0x18f8 [ 91.369568] lock_acquire+0x44/0x60 [ 91.373073] __mutex_lock+0x74/0x880 [ 91.376666] mutex_lock_nested+0x1c/0x28 [ 91.380606] thermal_zone_get_temp+0x60/0x158 [ 91.384982] thermal_zone_device_update.part.4+0x34/0xe0 [ 91.390318] thermal_zone_device_update+0x28/0x38 [ 91.395043] armada_overheat_isr+0xb0/0xb8 [ 91.399159] __handle_irq_event_percpu+0x9c/0x128 [ 91.403883] handle_irq_event_percpu+0x34/0x88 [ 91.408346] handle_irq_event+0x48/0x78 [ 91.412201] handle_fasteoi_irq+0xa0/0x180 [ 91.416316] generic_handle_irq+0x24/0x38 [ 91.420346] mvebu_sei_handle_cascade_irq+0xc8/0x180 [ 91.425332] generic_handle_irq+0x24/0x38 [ 91.429360] __handle_domain_irq+0x5c/0xb8 [ 91.433473] gic_handle_irq+0x58/0xb0 [ 91.437151] el1_irq+0xb4/0x130 [ 91.440306] arch_cpu_idle+0x14/0x20 [ 91.443898] default_idle_call+0x18/0x30 [ 91.447840] do_idle+0x1c4/0x278 [ 91.451082] cpu_startup_entry+0x24/0x28 [ 91.455023] rest_init+0x254/0x268 [ 91.458440] start_kernel+0x3f0/0x41c [ 91.462126] thermal thermal_zone5: critical temperature reached (54 C), shutting down _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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From: miquel.raynal@bootlin.com (Miquel Raynal) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 06/17] irqchip/irq-mvebu-icu: switch to regmap Date: Fri, 29 Jun 2018 17:27:51 +0200 [thread overview] Message-ID: <20180629172751.7404a531@xps13> (raw) In-Reply-To: <ebdd4cb8-7cc8-3efa-d4be-f5d8860e848d@arm.com> Hi Marc, Marc Zyngier <marc.zyngier@arm.com> wrote on Thu, 28 Jun 2018 13:05:05 +0100: > On 22/06/18 16:14, Miquel Raynal wrote: > > Before splitting the code to support multiple platform devices to > > be probed (one for the ICU, one per interrupt group), let's switch to > > regmap first by creating one in the ->probe(). > > What's the benefit of doing so? I assume that has to do with supporting > multiple devices that share an MMIO range? Yes, the ICU subnodes will share the same MMIO range. > > > > > Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> > > --- > > drivers/irqchip/irq-mvebu-icu.c | 45 +++++++++++++++++++++++++++-------------- > > 1 file changed, 30 insertions(+), 15 deletions(-) > > > > diff --git a/drivers/irqchip/irq-mvebu-icu.c b/drivers/irqchip/irq-mvebu-icu.c > > index 0f2655d7f19e..3694c0d73c0d 100644 > > --- a/drivers/irqchip/irq-mvebu-icu.c > > +++ b/drivers/irqchip/irq-mvebu-icu.c > > @@ -18,6 +18,8 @@ > > #include <linux/of_irq.h> > > #include <linux/of_platform.h> > > #include <linux/platform_device.h> > > +#include <linux/regmap.h> > > +#include <linux/mfd/syscon.h> > > > > #include <dt-bindings/interrupt-controller/mvebu-icu.h> > > > > @@ -38,7 +40,7 @@ > > > > struct mvebu_icu { > > struct irq_chip irq_chip; > > - void __iomem *base; > > + struct regmap *regmap; > > struct irq_domain *domain; > > struct device *dev; > > atomic_t initialized; > > @@ -56,10 +58,10 @@ static void mvebu_icu_init(struct mvebu_icu *icu, struct msi_msg *msg) > > return; > > > > /* Set Clear/Set ICU SPI message address in AP */ > > - writel_relaxed(msg[0].address_hi, icu->base + ICU_SETSPI_NSR_AH); > > - writel_relaxed(msg[0].address_lo, icu->base + ICU_SETSPI_NSR_AL); > > - writel_relaxed(msg[1].address_hi, icu->base + ICU_CLRSPI_NSR_AH); > > - writel_relaxed(msg[1].address_lo, icu->base + ICU_CLRSPI_NSR_AL); > > + regmap_write(icu->regmap, ICU_SETSPI_NSR_AH, msg[0].address_hi); > > + regmap_write(icu->regmap, ICU_SETSPI_NSR_AL, msg[0].address_lo); > > + regmap_write(icu->regmap, ICU_CLRSPI_NSR_AH, msg[1].address_hi); > > + regmap_write(icu->regmap, ICU_CLRSPI_NSR_AL, msg[1].address_lo); > > Isn't this a change in the way we write things to the MMIO registers? > You're now trading a writel_relaxed for a writel, plus some locking... Is the "writel_relaxed" -> "writel" thing really an issue? > > Talking about which: Are you always in a context where you can take that > lock? The bit of documentation I've just read seems to imply that the > default lock is a mutex. Is that always safe? My guess is that it isn't, > and any callback that can end-up here after having taken something like > the desc lock is going to blow in your face. > > Have you tried lockdep? Just did -- thanks for pointing it, it failed once the overheat interrupt fired. I'm not sure if it is because of the regmap-locking mechanism. There is definitely something to fix there, but I don't know what for now; I'll come back on it. [for reference: logs below] Thanks, Miqu?l --- [ 91.128615] [ 91.130120] ================================ [ 91.134408] WARNING: inconsistent lock state [ 91.138698] 4.18.0-rc1-00047-g7f7c805c2b69-dirty #1580 Not tainted [ 91.144905] -------------------------------- [ 91.149193] inconsistent {HARDIRQ-ON-W} -> {IN-HARDIRQ-W} usage. [ 91.155227] swapper/0/0 [HC1[1]:SC0[0]:HE0:SE1] takes: [ 91.160388] (____ptrval____) (&tz->lock){?.+.}, at: thermal_zone_get_temp+0x60/0x158 [ 91.168186] {HARDIRQ-ON-W} state was registered at: [ 91.173089] lock_acquire+0x44/0x60 [ 91.176683] __mutex_lock+0x74/0x880 [ 91.180362] mutex_lock_nested+0x1c/0x28 [ 91.184390] thermal_zone_of_sensor_register+0x198/0x250 [ 91.189812] devm_thermal_zone_of_sensor_register+0x5c/0xc0 [ 91.195498] armada_thermal_probe+0x220/0x5f0 [ 91.199963] platform_drv_probe+0x50/0xb0 [ 91.204078] driver_probe_device+0x224/0x308 [ 91.208454] __driver_attach+0xe8/0xf0 [ 91.212309] bus_for_each_dev+0x68/0xc8 [ 91.216248] driver_attach+0x20/0x28 [ 91.219926] bus_add_driver+0x108/0x228 [ 91.223866] driver_register+0x60/0x110 [ 91.227806] __platform_driver_register+0x44/0x50 [ 91.232622] armada_thermal_driver_init+0x18/0x20 [ 91.237436] do_one_initcall+0x58/0x170 [ 91.241378] kernel_init_freeable+0x1d4/0x27c [ 91.245843] kernel_init+0x10/0x108 [ 91.249434] ret_from_fork+0x10/0x18 [ 91.253111] irq event stamp: 61312 [ 91.256530] hardirqs last enabled at (61309): [<ffff000008086ab0>] arch_cpu_idle+0x10/0x20 [ 91.264918] hardirqs last disabled at (61310): [<ffff000008083134>] el1_irq+0x74/0x130 [ 91.272871] softirqs last enabled at (61312): [<ffff0000080b7fa0>] _local_bh_enable+0x20/0x40 [ 91.281520] softirqs last disabled at (61311): [<ffff0000080b8398>] irq_enter+0x58/0x78 [ 91.289559] [ 91.289559] other info that might help us debug this: [ 91.296114] Possible unsafe locking scenario: [ 91.296114] [ 91.302058] CPU0 [ 91.304514] ---- [ 91.306970] lock(&tz->lock); [ 91.310041] <Interrupt> [ 91.312670] lock(&tz->lock); [ 91.315916] [ 91.315916] *** DEADLOCK *** [ 91.315916] [ 91.321863] no locks held by swapper/0/0. [ 91.325890] [ 91.325890] stack backtrace: [ 91.330269] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 4.18.0-rc1-00047-g7f7c805c2b69-dirty #1580 [ 91.339091] Hardware name: Marvell Armada 7040 DB board (DT) [ 91.344775] Call trace: [ 91.347234] dump_backtrace+0x0/0x1a0 [ 91.350913] show_stack+0x14/0x20 [ 91.354244] dump_stack+0xb8/0xf4 [ 91.357574] print_usage_bug.part.24+0x264/0x27c [ 91.362211] mark_lock+0x150/0x6b0 [ 91.365628] __lock_acquire+0x6d0/0x18f8 [ 91.369568] lock_acquire+0x44/0x60 [ 91.373073] __mutex_lock+0x74/0x880 [ 91.376666] mutex_lock_nested+0x1c/0x28 [ 91.380606] thermal_zone_get_temp+0x60/0x158 [ 91.384982] thermal_zone_device_update.part.4+0x34/0xe0 [ 91.390318] thermal_zone_device_update+0x28/0x38 [ 91.395043] armada_overheat_isr+0xb0/0xb8 [ 91.399159] __handle_irq_event_percpu+0x9c/0x128 [ 91.403883] handle_irq_event_percpu+0x34/0x88 [ 91.408346] handle_irq_event+0x48/0x78 [ 91.412201] handle_fasteoi_irq+0xa0/0x180 [ 91.416316] generic_handle_irq+0x24/0x38 [ 91.420346] mvebu_sei_handle_cascade_irq+0xc8/0x180 [ 91.425332] generic_handle_irq+0x24/0x38 [ 91.429360] __handle_domain_irq+0x5c/0xb8 [ 91.433473] gic_handle_irq+0x58/0xb0 [ 91.437151] el1_irq+0xb4/0x130 [ 91.440306] arch_cpu_idle+0x14/0x20 [ 91.443898] default_idle_call+0x18/0x30 [ 91.447840] do_idle+0x1c4/0x278 [ 91.451082] cpu_startup_entry+0x24/0x28 [ 91.455023] rest_init+0x254/0x268 [ 91.458440] start_kernel+0x3f0/0x41c [ 91.462126] thermal thermal_zone5: critical temperature reached (54 C), shutting down
next prev parent reply other threads:[~2018-06-29 15:27 UTC|newest] Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-06-22 15:14 [PATCH v3 00/17] Add System Error Interrupt support to Armada SoCs Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 01/17] platform-msi: allow creation of MSI domain without interrupt number Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 11:12 ` Marc Zyngier 2018-06-28 11:12 ` Marc Zyngier 2018-06-29 7:40 ` Miquel Raynal 2018-06-29 7:40 ` Miquel Raynal 2018-06-29 14:38 ` Marc Zyngier 2018-06-29 14:38 ` Marc Zyngier 2018-06-29 14:43 ` Miquel Raynal 2018-06-29 14:43 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 02/17] dt-bindings/interrupt-controller: fix Marvell ICU length in the example Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 03/17] arm64: dts: marvell: fix CP110 ICU node size Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-25 15:05 ` Gregory CLEMENT 2018-06-25 15:05 ` Gregory CLEMENT 2018-06-25 15:09 ` Miquel Raynal 2018-06-25 15:09 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 04/17] irqchip/irq-mvebu-icu: fix wrong private data retrieval Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 05/17] irqchip/irq-mvebu-icu: clarify the reset operation of configured interrupts Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 06/17] irqchip/irq-mvebu-icu: switch to regmap Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 12:05 ` Marc Zyngier 2018-06-28 12:05 ` Marc Zyngier 2018-06-29 15:27 ` Miquel Raynal [this message] 2018-06-29 15:27 ` Miquel Raynal 2018-06-29 17:17 ` Marc Zyngier 2018-06-29 17:17 ` Marc Zyngier 2018-06-29 18:20 ` Miquel Raynal 2018-06-29 18:20 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 07/17] irqchip/irq-mvebu-icu: make irq_domain local Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 12:10 ` Marc Zyngier 2018-06-28 12:10 ` Marc Zyngier 2018-06-29 12:32 ` Miquel Raynal 2018-06-29 12:32 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 08/17] irqchip/irq-mvebu-icu: disociate ICU and NSR Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 12:24 ` Marc Zyngier 2018-06-28 12:24 ` Marc Zyngier 2018-06-29 12:30 ` Miquel Raynal 2018-06-29 12:30 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 09/17] irqchip/irq-mvebu-icu: support ICU subnodes Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 12:45 ` Marc Zyngier 2018-06-28 12:45 ` Marc Zyngier 2018-06-29 12:34 ` Miquel Raynal 2018-06-29 12:34 ` Miquel Raynal 2018-07-04 9:09 ` Miquel Raynal 2018-07-04 9:09 ` Miquel Raynal 2018-07-04 12:43 ` Marc Zyngier 2018-07-04 12:43 ` Marc Zyngier 2018-07-04 15:16 ` Miquel Raynal 2018-07-04 15:16 ` Miquel Raynal 2018-07-05 8:19 ` Marc Zyngier 2018-07-05 8:19 ` Marc Zyngier 2018-06-22 15:14 ` [PATCH v3 10/17] irqchip/irq-mvebu-sei: add new driver for Marvell SEI Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 14:54 ` Marc Zyngier 2018-06-28 14:54 ` Marc Zyngier 2018-06-29 12:41 ` Miquel Raynal 2018-06-29 12:41 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 11/17] arm64: marvell: enable SEI driver Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 12/17] irqchip/irq-mvebu-icu: add support for System Error Interrupts (SEI) Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 16:49 ` Marc Zyngier 2018-06-28 16:49 ` Marc Zyngier 2018-06-28 17:12 ` Miquel Raynal 2018-06-28 17:12 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 13/17] dt-bindings/interrupt-controller: update Marvell ICU bindings Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 14/17] dt-bindings/interrupt-controller: add documentation for Marvell SEI controller Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 15/17] arm64: dts: marvell: add AP806 SEI subnode Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 16/17] arm64: dts: marvell: use new bindings for CP110 interrupts Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 17/17] arm64: dts: marvell: add CP110 ICU SEI subnode Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal
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