On Tue, 23 Feb 2016 12:12:42 +0700
Suravee Suthikulpanit wrote:
> Hi
>
> On 02/22/2016 09:07 PM, Peter Zijlstra wrote:
> > On Mon, Feb 22, 2016 at 03:00:31PM +0700, Suravee Suthikulpanit wrote:
> >>> So I really don't have time to review new muck while I'm hunting perf
> >>> core fail, but Bor
Hi
On 02/22/2016 09:07 PM, Peter Zijlstra wrote:
On Mon, Feb 22, 2016 at 03:00:31PM +0700, Suravee Suthikulpanit wrote:
So I really don't have time to review new muck while I'm hunting perf
core fail, but Boris made me look at this.
This is crazy, if you have multiple IOMMUs then create an eve
On 02/21/2016 05:52 PM, Wan Zongshun wrote:
Original Message
Hi,
Since about 4.4, we've been seeing reports of this warning on every boot
from some users:
WARNING: CPU: 2 PID: 1 at drivers/iommu/amd_iommu_init.c:2301
amd_iommu_pc_get_set_reg_val+0xa8/0xe0()
Modules linked i
This patch adds support for mediatek m4u (MultiMedia Memory Management
Unit).
Signed-off-by: Yong Wu
Reviewed-by: Robin Murphy
---
drivers/iommu/Kconfig | 16 +
drivers/iommu/Makefile| 1 +
drivers/iommu/mtk_iommu.c | 737 ++
3 files change
This patch add smi binding document and smi local arbiter header file.
Signed-off-by: Yong Wu
Acked-by: Rob Herring
---
.../memory-controllers/mediatek,smi-common.txt | 24 +
.../memory-controllers/mediatek,smi-larb.txt | 25 +
include/dt-bindings/memory/mt8173-larb-port.h
This patch add the iommu/larbs nodes for mt8173
Signed-off-by: Yong Wu
Reviewed-by: Daniel Kurtz
---
arch/arm64/boot/dts/mediatek/mt8173.dtsi | 81
1 file changed, 81 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
b/arch/arm64/boot/dts/med
This patch add SMI(Smart Multimedia Interface) driver. This driver
is responsible to enable/disable iommu and control the power domain
and clocks of each local arbiter.
Signed-off-by: Yong Wu
Tested-by: Philipp Zabel
Reviewed-by: Daniel Kurtz
Tested-by: Daniel Kurtz
Signed-off-by: Matthias Bru
This patch add mediatek iommu dts binding document.
Signed-off-by: Yong Wu
Acked-by: Rob Herring
---
.../devicetree/bindings/iommu/mediatek,iommu.txt | 68 ++
1 file changed, 68 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iommu/mediatek,iommu.txt
d
This patch set adds support for m4u(Multimedia Memory Management Unit),
Currently it only support the m4u with 2 levels of pagetable on mt8173.
It's based on Robin Murphy's Short-descriptor v3[1].
Please check the hardware block diagram of Mediatek IOMMU.
m4u (Multimedia Me
Hi Simon,
Thank you for the patch.
On Monday 22 February 2016 10:41:35 Simon Horman wrote:
> Make use of ARCH_RENESAS in place of ARCH_SHMOBILE.
>
> This is part of an ongoing process to migrate from ARCH_SHMOBILE to
> ARCH_RENESAS the motivation for which being that RENESAS seems to be a more
>
On Mon, Feb 22, 2016 at 03:00:31PM +0700, Suravee Suthikulpanit wrote:
> >So I really don't have time to review new muck while I'm hunting perf
> >core fail, but Boris made me look at this.
> >
> >This is crazy, if you have multiple IOMMUs then create an event per
> >IOMMU, do _NOT_ fold them all i
On Mon, Feb 22, 2016 at 2:41 AM, Simon Horman
wrote:
> Make use of ARCH_RENESAS in place of ARCH_SHMOBILE.
>
> This is part of an ongoing process to migrate from ARCH_SHMOBILE to
> ARCH_RENESAS the motivation for which being that RENESAS seems to be a more
> appropriate name than SHMOBILE for the
Hi Peter,
On 02/18/2016 08:18 PM, Peter Zijlstra wrote:
On Thu, Feb 11, 2016 at 04:15:26PM +0700, Suravee Suthikulpanit wrote:
static void perf_iommu_read(struct perf_event *event)
{
+ int i;
u64 delta = 0ULL;
struct hw_perf_event *hwc = &event->hw;
+ struct perf
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