From: Ma Jun
This patch set adds the driver of mbigen and binding document for Hisilicon
Mbigen chips.
Compared with previous version, this version changed much.
Because during the time between V3 and V4 of my patch, there are two
related patches were committed by Mr.Marc Zyngier and Mr. Mark R
From: Ma Jun
Add the interrupt controller chip operation functions of mbigen chip.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 102 +++--
1 files changed, 97 insertions(+), 5 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/irq
From: Ma Jun
Add the mbigen msi interrupt controller bindings document.
This patch based on Mark Rutland's patch
https://lkml.org/lkml/2015/7/23/558
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.txt | 63 ++
1 files changed, 63 insertions(+), 0 d
From: Ma Jun
For peripheral devices which connect to mbigen,mbigen is a interrupt
controller. So, we create irq domain for each mbigen device and add
mbigen irq domain into irq hierarchy structure.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 160 ++
From: Ma Jun
Mbigen means Message Based Interrupt Generator(MBIGEN).
Its a kind of interrupt controller that collects
the interrupts from external devices and generate msi interrupt.
Mbigen is applied to reduce the number of wire connected interrupts.
As the peripherals increasing, the interrup
From: Ma Jun
For peripheral devices which connect to mbigen,mbigen is a interrupt
controller. So, we create irq domain for each mbigen device and add
mbigen irq domain into irq hierarchy structure.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 152 ++
From: Ma Jun
Add the interrupt controller chip operation functions of mbigen chip.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 100 +++--
1 files changed, 95 insertions(+), 5 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/irq
From: Ma Jun
Add the mbigen msi interrupt controller bindings document.
This patch based on Mark Rutland's patch
https://lkml.org/lkml/2015/7/23/558
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.txt | 63 ++
1 files changed, 63 insertions(+), 0
From: Ma Jun
This patch set adds the driver of mbigen and binding document for Hisilicon
Mbigen chips.
Compared with previous version, this version changed much.
Because during the time between V3 and V4 of my patch, there are two
related patches were committed by Mr.Marc Zyngier and Mr. Mark R
From: Ma Jun
Mbigen means Message Based Interrupt Generator(MBIGEN).
Its a kind of interrupt controller that collects
the interrupts from external devices and generate msi interrupt.
Mbigen is applied to reduce the number of wire connected interrupts.
As the peripherals increasing, the interrup
From: Ma Jun
Add the mbigen msi interrupt controller bindings document.
This patch based on Mark Rutland's patch
https://lkml.org/lkml/2015/7/23/558
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.txt | 63 ++
1 files changed, 63 insertions(+), 0
From: Ma Jun
Mbigen means Message Based Interrupt Generator(MBIGEN).
Its a kind of interrupt controller that collects
the interrupts from external devices and generate msi interrupt.
Mbigen is applied to reduce the number of wire connected interrupts.
As the peripherals increasing, the interrup
From: Ma Jun
Add the interrupt controller chip operation functions of mbigen chip.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 97 +++--
1 files changed, 92 insertions(+), 5 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/irq
From: Ma Jun
This patch set adds the driver of mbigen and binding document for Hisilicon
Mbigen chips.
Compared with previous version, this version changed much.
Because during the time between V3 and V4 of my patch, there are two
related patches were committed by Mr.Marc Zyngier and Mr. Mark R
From: Ma Jun
For peripheral devices which connect to mbigen,mbigen is a interrupt
controller. So, we create irq domain for each mbigen device and add
mbigen irq domain into irq hierarchy structure.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 165 ++
From: Ma Jun
Add the mbigen msi interrupt controller bindings document.
Change since v3:
--- Change the interrupt cells definition.
--- Change the mbigen node definition.
--- Add mbigen device node as sub node of mbigen.
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.
From: Ma Jun
This patch adds the driver of mbigen and binding document for Hisilicon
Mbigen chips.
Compared with previous version, this version changed much.
Because during the time between V3 and V4 of my patch, there are two
related patches were committed by Mr.Marc Zyngier and Mr. Mark Rutla
From: Ma Jun
Mbigen means Message Based Interrupt Generator(MBIGEN).
Its a kind of interrupt controller that collects
the interrupts from external devices and generate msi interrupt.
Mbigen is applied to reduce the number of wire connected interrupts.
As the peripherals increasing, the interr
Hi Marc:
On 2015/12/3 11:25, Marc Zyngier wrote:
> On 23/11/15 03:15, MaJun wrote:
>> From: Ma Jun
>>
>> For peripheral devices which connect to mbigen,mbigen is a interrupt
>> controller. So, we create irq domain for each mbigen device and add
>> mbigen irq do
Hi Marc:
Sorry for late response.
I just came back from a business trip from American.
I'll send a new version ASAP on tomorrow.
Thanks!
Ma Jun
On 2015/12/16 6:22, Marc Zyngier wrote:
> On 23/11/15 03:15, MaJun wrote:
>> From: Ma Jun
>>
>> This patch set add
Hi Mark:
On 2015/12/11 10:26, Mark Rutland wrote:
> Hi,
>
> On Mon, Nov 23, 2015 at 11:15:10AM +0800, MaJun wrote:
>> From: Ma Jun
>>
>> Add the mbigen msi interrupt controller bindings document.
>>
>> This patch based on Mark Rutland's patch
>>
Hi Marc and Mark:
On 2015/12/11 10:42, Mark Rutland wrote:
> On Mon, Nov 23, 2015 at 11:15:12AM +0800, MaJun wrote:
>> From: Ma Jun
>>
>> For peripheral devices which connect to mbigen,mbigen is a interrupt
>> controller. So, we create irq domain for each mbigen d
From: Ma Jun
Add the mbigen msi interrupt controller bindings document.
This patch based on Mark Rutland's patch
https://lkml.org/lkml/2015/7/23/558
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.txt | 74 ++
1 files changed, 74 insertions(+), 0 d
From: Ma Jun
Add the interrupt controller chip operation functions of mbigen chip.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 81 ++
1 files changed, 81 insertions(+), 0 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/ir
From: Ma Jun
This patch set adds the driver of mbigen and binding document for Hisilicon
Mbigen chips.
Compared with previous version, this version changed much.
Because during the time between V3 and V4 of my patch, there are two
related patches were committed by Mr.Marc Zyngier and Mr. Mark R
From: Ma Jun
Mbigen means Message Based Interrupt Generator(MBIGEN).
Its a kind of interrupt controller that collects
the interrupts from external devices and generate msi interrupt.
Mbigen is applied to reduce the number of wire connected interrupts.
As the peripherals increasing, the interrup
From: Ma Jun
For peripheral devices which connect to mbigen,mbigen is a interrupt
controller. So, we create irq domain for each mbigen device and add
mbigen irq domain into irq hierarchy structure.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 138 ++
Hi Marc and Mark:
On 2015/12/18 6:58, Marc Zyngier wrote:
> On 17/12/15 11:56, MaJun wrote:
>> From: Ma Jun
>>
>> This patch set adds the driver of mbigen and binding document for Hisilicon
>> Mbigen chips.
>
> [...]
>
> I've reworked the nits notic
Hi Mark：
Do you have any comments about this patch?
Thanks!
Ma Jun
On 2015/12/3 11:21, Marc Zyngier wrote:
> On 23/11/15 03:15, MaJun wrote:
>> From: Ma Jun
>>
>> Add the mbigen msi interrupt controller bindings document.
>>
>> This patch based on Mark Ru
From: Ma Jun
Add the "hisilicon,mbigen-v1" string in binding file.
Signed-off-by: Ma Jun
---
.../interrupt-controller/hisilicon,mbigen-v2.txt |2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git
a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.t
From: Ma Jun
This patch set is used to support the mbigen v1 chip.
Compared to mbigen v2 chip, the main difference between them is
register layout(address,format)
As a sequence of this difference, the functions used to get or calculate
register address are also changed for this reason.
Changes
From: Ma Jun
Add the interrupt controller chip operation functions of mbigen chip.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen-v1.c | 75 +++
1 files changed, 75 insertions(+), 0 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen-v1.c b/drivers
From: Ma Jun
For peripheral devices which connect to mbigen,mbigen is a interrupt
controller. So, we create irq domain for each mbigen device and add
mbigen irq domain into irq hierarchy structure.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen-v1.c | 136 +++
From: Ma Jun
Because added the mbigen-v1 compatible string, the origin name is
not suitable any more. So,I remove the version number from file name.
Signed-off-by: Ma Jun
---
.../interrupt-controller/hisilicon,mbigen-v2.txt | 74
.../interrupt-controller/hisilicon,mbig
From: Ma Jun
Add the platform device driver for mbigen chip v1.
This patch just same as mbigen v2.
Signed-off-by: Ma Jun
---
drivers/irqchip/Makefile|2 +-
drivers/irqchip/irq-mbigen-v1.c | 76 +++
2 files changed, 77 insertions(+), 1 deletions
From: Ma Jun
In current mbigen driver, each mbigen device is initialized as a platform
device.
When these devices belong to same mbigen hardware module(chip), they use the
same register definition in their device node and caused the problem of
registers
remapped repeatedly.
Now, I try to initi
From: Ma Jun
When the CPU of a non-balanced irq bounded is off line, the irq will be
migrated to other CPUs,
usually the first cpu on-line.
We can suppose the situation if a system has more than one non-balanced irq.
At extreme case, these irqs will be migrated to the same CPU and will cause th
From: Ma Jun
Add the interrupt controller chip operation functions of mbigen chip.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 102 +++--
1 files changed, 97 insertions(+), 5 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/irq
From: Ma Jun
This patch set adds the driver of mbigen and binding document for Hisilicon
Mbigen chips.
Compared with previous version, this version changed much.
Because during the time between V3 and V4 of my patch, there are two
related patches were committed by Mr.Marc Zyngier and Mr. Mark R
From: Ma Jun
Add the mbigen msi interrupt controller bindings document.
This patch based on Mark Rutland's patch
https://lkml.org/lkml/2015/7/23/558
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.txt | 63 ++
1 files changed, 63 insertions(+), 0 d
From: Ma Jun
Mbigen means Message Based Interrupt Generator(MBIGEN).
Its a kind of interrupt controller that collects
the interrupts from external devices and generate msi interrupt.
Mbigen is applied to reduce the number of wire connected interrupts.
As the peripherals increasing, the interrup
From: Ma Jun
For peripheral devices which connect to mbigen,mbigen is a interrupt
controller. So, we create irq domain for each mbigen device and add
mbigen irq domain into irq hierarchy structure.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 163 ++
From: Ma Jun
Add the mbigen msi interrupt controller bindings document.
This patch based on Mark Rutland's patch
https://lkml.org/lkml/2015/7/23/558
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.txt | 69 ++
1 files changed, 69 insertions(+), 0 d
From: Ma Jun
Mbigen means Message Based Interrupt Generator(MBIGEN).
Its a kind of interrupt controller that collects
the interrupts from external devices and generate msi interrupt.
Mbigen is applied to reduce the number of wire connected interrupts.
As the peripherals increasing, the interrup
From: Ma Jun
Add the interrupt controller chip operation functions of mbigen chip.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 84 ++
1 files changed, 84 insertions(+), 0 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen.c b/drivers/ir
From: Ma Jun
For peripheral devices which connect to mbigen,mbigen is a interrupt
controller. So, we create irq domain for each mbigen device and add
mbigen irq domain into irq hierarchy structure.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 119 ++
From: Ma Jun
This patch set adds the driver of mbigen and binding document for Hisilicon
Mbigen chips.
Compared with previous version, this version changed much.
Because during the time between V3 and V4 of my patch, there are two
related patches were committed by Mr.Marc Zyngier and Mr. Mark R
From: Ma Jun
Mbigen means Message Based Interrupt Generator(MBIGEN).
Its a kind of interrupt controller that collects
the interrupts from external devices and generate msi interrupt.
Mbigen is applied to reduce the number of wire connected interrupts.
As the peripherals increasing, the interr
From: Ma Jun
After initializing mbigen device as interrupt controller,
this patch is used to probe mbigen chip and initial mbigen
device as a platform device so as to allocate msi-irqs
within ITS-pMSI domain.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 203 ++
From: Ma Jun
This patch adds the driver of mbigen and binding document for Hisilicon
Mbigen chips.
Compared with previous version, this version changed much.
Because during the time between V3 and V4 of my patch, there are two
related patches were committed by Mr.Marc Zyngier and Mr. Mark Rutla
From: Ma Jun
Add the mbigen msi interrupt controller bindings document.
This patch based on Mark Rutland's patch
https://lkml.org/lkml/2015/7/23/558
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.txt | 85 ++
1 files changed, 85 insertions(+), 0
The return value 0 from acpi_register_gsi() means irq mapping failed.
So, we should process this case in else branch.
Signed-off-by: MaJun
---
drivers/acpi/resource.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index
From: MaJun
The return value 0 from acpi_register_gsi() means irq mapping failed.
So, we should process this case in else branch.
Signed-off-by: MaJun
---
drivers/acpi/resource.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/acpi/resource.c b/drivers/acpi
From: MaJun
Add a new flag for ITS node in DT mode so we can disable/enable the
indirect route function.
Signed-off-by: MaJun
---
drivers/irqchip/irq-gic-v3-its.c | 16 +++-
1 file changed, 11 insertions(+), 5 deletions(-)
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers
From: MaJun
For current ITS driver, two level table (indirect route) is enabled when the
memory used
for LPI route table over the limit(64KB * 2) size. But this function impact the
performance of LPI interrupt actually because need more time to look up the
table.
Although this function can
From: MaJun
Add the two-level-route property in ITS node.
When this property string defined, two-level route(indirect) function
will be enabled in ITS driver, otherwise disable it.
Signed-off-by: MaJun
---
Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt | 3 +++
1 file
From: MaJun
Add a new flag to control indirect route function for ACPI mode.
To carry the user defined flags information, we used the reserved byte
in ITS MADT table
Signed-off-by: MaJun
---
drivers/irqchip/irq-gic-v3-its.c | 5 -
include/acpi/actbl1.h| 3 ++-
2 files changed
From: Ma Jun
During system booting, if the interrupt which has no action registered
is triggered, it would cause system panic when try to access the
action member.
Signed-off-by: Ma Jun
---
kernel/irq/chip.c | 20
1 files changed, 16 insertions(+), 4 deletions(-)
diff -
From: Ma Jun
This patch set is used to fix the problem of remap a set of registers
repeatedly.
Changes in v2:
--- Change the mbigen device node definition
--- Change the mbigen driver based on the new mbigen dts structure.
Ma Jun (2):
Irq/mbigen:Change the mbigen node definition in dt binding
From: Ma Jun
For mbigen module, there is a special case that more than one mbigen
device nodes use the same reg definition in DTS when these devices
exist in the same mbigen hardware module.
To fix the mbigen IO remap problem, the mbigen node definition and
structure are changed based on Mark Ru
From: Ma Jun
To fix the IO remap problem, change the mbigen driver based on the
new mbigen node definition.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c | 30 +-
1 files changed, 21 insertions(+), 9 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen.c
From: Ma Jun
This config is selected by CONFIG_ARCH_HISI, So we change
this config to non-configurable.
I also adjust the mbigen config position try to sort the configs
in alphabetical order.
Signed-off-by: Ma Jun
---
drivers/irqchip/Kconfig | 14 ++
1 files changed, 6 insertion
From: Ma Jun
In current driver, the config of mbigen driver is a configurable option and
have nothing to do with CONFIG_ARCH_HISI.
As a module of Hisilicon SOC, the config of mbigen driver should be selected
by CONFIG_ARCH_HISI on Hisilicon platform, but not a configurable option.
This patch se
From: Ma Jun
As a interrupt controller used on some of hisilicon SOCs(660,1610 etc.),
mbigen driver should be enabled when CONFIG_ARCH_HISI is enabled.
Signed-off-by: Ma Jun
---
arch/arm64/Kconfig.platforms |1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/arm64/Kcon
From: Ma Jun
This patch set is used to fix the problem of remap a set of registers
repeatedly in current mbigen driver.
Changes in v3:
--- Change the log to make more detail description about
the IO remap problem.
Changes in v2:
--- Change the mbigen device node definition as Mark sugge
From: Ma Jun
For mbigen module, there is a special case that more than one mbigen
device nodes use the same reg definition in DTS when these devices
exist in the same mbigen hardware module.
In current mbigen driver, these mbigen devices definition as below:
mbigen_dev1:intc_dev1 {
...
From: Ma Jun
Using module_platform_driver() to register mbigen driver is
too late for some driver to apply irq, because the mbigen irq
domain is not created yet.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen.c |9 -
1 files changed, 8 insertions(+), 1 deletions(-)
diff --g
From: Ma Jun
Add the "hisilicon,mbigen-v1" string in binding file.
Signed-off-by: Ma Jun
---
.../interrupt-controller/hisilicon,mbigen-v2.txt |2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git
a/Documentation/devicetree/bindings/interrupt-controller/hisilicon,mbigen-v2.t
From: Ma Jun
Add the platform device driver for mbigen chip v1.
This patch just same as mbigen v2.
Signed-off-by: Ma Jun
---
drivers/irqchip/Makefile|2 +-
drivers/irqchip/irq-mbigen-v1.c | 76 +++
2 files changed, 77 insertions(+), 1 deletions
From: Ma Jun
For peripheral devices which connect to mbigen,mbigen is a interrupt
controller. So, we create irq domain for each mbigen device and add
mbigen irq domain into irq hierarchy structure.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen-v1.c | 144 +++
From: Ma Jun
Because added the mbigen-v1 compatible string, the origin name is
not suitable any more. So,I remove the version number from file name.
Signed-off-by: Ma Jun
---
.../interrupt-controller/hisilicon,mbigen-v2.txt | 74
.../interrupt-controller/hisilicon,mbig
From: Ma Jun
Add the interrupt controller chip operation functions of mbigen chip.
Signed-off-by: Ma Jun
---
drivers/irqchip/irq-mbigen-v1.c | 75 +++
1 files changed, 75 insertions(+), 0 deletions(-)
diff --git a/drivers/irqchip/irq-mbigen-v1.c b/drivers
From: Ma Jun
This patch set is used to support the mbigen v1 chip.
Compared to mbigen v2 chip, the main difference between them is
register layout(address,format)
As a sequence of this difference, the functions used to get or calculate
register address are also changed for this reason.
I posted
From: Ma Jun
The spin_lock/unlock_irq interface is not safe when this function is called
at some case which need irq disabled.
For example:
spin_lock_irqsave()
|
request_irq() --> proc_alloc_inum()
|
spin_unlock_irqrestore()
Reported-by: Fan Jinke
Signed
From: Ma Jun
The current MSI framework can only support 256 platform MSIs.
But on Hisilicon platform, some network related devices has about 500
wired interrupts.
To support these devices, we need a new maximum value more than 256.
Signed-off-by: Ma Jun
---
drivers/base/platform-msi.c |2
From: Ma Jun
The current MSI framework can only support 256 platform MSIs.
But on Hisilicon platform, some network related devices has about 500
wired interrupts.
To support these devices and align with MSI-X, this value is changed
to 2048.
Signed-off-by: Ma Jun
---
drivers/base/platform-msi
From: MaJun
Don't minus reserved interrupts (64) when get the clear register offset,because
the clear register space includes the space of these 64 interrupts.
Signed-off-by: MaJun
---
drivers/irqchip/irq-mbigen.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/irqchip/irq-mbi
From: MaJun
Just skip the irq affinity setting when the target cpu is the same as
current setting.
This is a small optimization for irq affinity setting logic.
Signed-off-by: MaJun
---
drivers/irqchip/irq-gic-v3-its.c | 9 ++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git
Hi Marc & Mark:
在 2016/8/30 19:21, Mark Rutland 写道:
> On Tue, Aug 30, 2016 at 12:07:36PM +0100, Marc Zyngier wrote:
>> +Mark
>> On 30/08/16 11:35, majun (F) wrote:
>>> 在 2016/8/30 16:50, Marc Zyngier 写道:
>>>> On 30/08/16 05:17, MaJun wrote:
>>>&
在 2016/8/31 16:35, Marc Zyngier 写道:
> On 31/08/16 07:35, majun (F) wrote:
[...]
>>>
>>
>> I just checked the status of irq 30 during capture kernel booting.
>>
>> The irq 30 status is: mask, pending after arch_timer_starting_cpu() called.
>> Because i
Hi Alexey:
在 2015/8/29 11:13, Alexey Klimov 写道:
> Hi Ma Jun,
>
> On Wed, Aug 19, 2015 at 5:55 AM, MaJun wrote:
>> From: Ma Jun
>>
>> Mbigen means Message Based Interrupt Generator(MBIGEN).
>>
>> Its a kind of interrupt controller that collects
>>
Hi Thomas:
在 2015/10/12 0:45, Thomas Gleixner 写道:
> On Sun, 11 Oct 2015, Marc Zyngier wrote:
>> On Sun, 11 Oct 2015 11:54:49 +0200
>> Thomas Gleixner wrote:
>>
>>> On Sat, 10 Oct 2015, Marc Zyngier wrote:
>>>> On Sat, 10 Oct 2015 17:01:32 +0800
>
Hi Thomas:
在 2015/10/13 14:55, Thomas Gleixner 写道:
> Majun,
>
> On Tue, 13 Oct 2015, majun (F) wrote:
>> 在 2015/10/12 0:45, Thomas Gleixner 写道:
>>> So now in the mbigen case this looks like this:
>>>
>>> [MSI-BUS] - [MBIGEN]<--
在 2015/10/14 16:20, Thomas Gleixner 写道:
> On Wed, 14 Oct 2015, majun (F) wrote:
>> But there is no interrupt-map property in GIC or mbigen node.
>
> Again: I'm not a DT expert. Please discuss that with Marc and the DT
> wizards.
>
> Thanks,
>
>
Hi Alexey:
在 2015/9/4 8:56, Alexey Klimov 写道:
> Hi Ma Jun,
>
> On Tue, Sep 1, 2015 at 4:45 AM, majun (F) wrote:
>> Hi Alexey:
>>
[...]
>>>> + mgn_chip->base = base;
>>>> + mgn_chip->node = node;
>>>> +
>>>&
在 2015/10/21 2:43, kbuild test robot 写道:
> Hi Ma,
>
> [auto build test ERROR on tip/irq/core -- if it's inappropriate base, please
> suggest rules for selecting the more suitable base]
>
> url:
> https://github.com/0day-ci/linux/commits/MaJun/irqchip-support-m
Sorry, I missed Makefile and Kconfig file in this patch.
I will re-send this patch set.
在 2015/10/20 16:41, MaJun 写道:
> From: Ma Jun
>
> Mbigen means Message Based Interrupt Generator(MBIGEN).
>
> Its a kind of interrupt controller that collects
> the interrupts from ex
Hi Thomas:
在 2015/10/1 5:37, Thomas Gleixner 写道:
> On Wed, 30 Sep 2015, MaJun wrote:
>
> First of all.
>
> [PATCH v5 1/3] initialize each mbigen device node as a interrupt controller
>
> is not a proper subject line, but that's the least of your problems.
>
Hi Hanjun,
This patchset is fine to me and make my
D05 machine work again.So,
Tested-by: MaJun
Thanks
Majun
在 2017/5/12 11:55, Hanjun Guo 写道:
> From: Hanjun Guo
>
> Here are 3 bugfixes for mbigen:
>
> Patch 1 is a critical bugfix which to fix the mbigen probe fa
在 2015/6/12 18:48, Thomas Gleixner 写道:
> On Fri, 12 Jun 2015, Ma Jun wrote:
>
>> This patch is applied to support the mbigen interrupt.
>>
>> As a kind of MSI interrupt controller, the mbigen is used as a child
>> domain of ITS domain just like PCI devices.
>> So the arm-gic-v3-its and related
在 2015/6/19 7:52, Thomas Gleixner 写道:
> On Mon, 15 Jun 2015, majun (F) wrote:
>> 在 2015/6/12 18:48, Thomas Gleixner 写道:
>>> Can you please provide a proper description of this mbigen chip and
>>> explain WHY you think that it needs all this special hackery?
>
>
Hi Marc:
Thanks for your review.
Accroding to my initial scheme, mbigen and pci devices uses the
same parent domain--MSI domain.
But accroding to your opinion, it seems use the ITS domain as parent domain
of Mbigne is a better way. Am i right ?
Thanks
Ma Jun
在 2015/6/1 17:13, Marc Zyng
在 2015/6/1 18:04, Mark Rutland 写道:
> On Sat, May 30, 2015 at 04:19:18AM +0100, majun (F) wrote:
>> Add the mbigen msi interrupt controller bindings document
>>
>>
>> Signed-off-by: Ma Jun
>> ---
>> Documentation/devicetree/bindings/arm/mbigen.txt | 51
This patch contains the mbigen device driver.
To support Mbigen device, irq-mbigen.c and mbi.h are added.
As a MSI interrupt controller, the mbigen is used as a child domain of
MSI domain just like PCI devices.
Change log:
--irq-mbigen.c: the driver of mbigen device.The mbigen irq domain is crea
This patch set is applied to supprot the mbigen device.
Mbigen means message based interrupt generator.
It locate in ITS or out side of ITS.
In fact, mbigen is a kind of interrupt controller collects
the irq form Non-PCI devices and generate msi interrupt.
Hisilicon designed mbigen to reduce the
This patch is applied to support the interrupts from Mbigen.
As a interrupt controller, Mbigen is used as a child domain of MSI
domain just like pci device.
Change log:
--add IRQ_DOMAIN_FLAG_MBIGEN to presents the interrupt from mbigen
--add function is_mbigen_domain to check the interrupt domain
This patch is applied to support the mbigen interrupt.
Change log:
--For irq_mbigen.c using,move some struct and function definition
to a new head file arm-gic-its.h
--Add a irq_write_mbi_msg member for mbi interrupt using
--For mbi interrupt, the event id depends on the Hardware pin number on m
Add the mbigen msi interrupt controller bindings document
Signed-off-by: Ma Jun
---
Documentation/devicetree/bindings/arm/mbigen.txt | 51 ++
1 files changed, 51 insertions(+), 0 deletions(-)
create mode 100755 Documentation/devicetree/bindings/arm/mbigen.txt
diff --git
Hi Joe Perches:
Thanks for you advice.
I will fixed it in next version
在 2015/5/30 13:38, Joe Perches 写道:
> On Sat, 2015-05-30 at 11:19 +0800, majun (F) wrote:
>> This patch contains the mbigen device driver.
>
> Trivial notes:
>
> Please use scripts/checkpatch.p
Hi Thomas:
在 2015/7/6 20:33, Thomas Gleixner 写道:
> On Mon, 6 Jul 2015, Ma Jun wrote:
>
>> +/**
>> + * get_mbigen_node_type: get the mbigen node type
>> + * @nid: the mbigen node value
>> + * return 0: evnent id of interrupt connected to this node can be changed.
>> + * return 1: evnent id of int
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