Due to the fact that the existing of-arasan driver works with
32-bit platforms. This patch tweaks existing of-arasan driver
to work with 64-bit platform using IOMMU translation.
In addition it adds support for more quirks and quirks2 obtained
from device tree inside the generic
This patch adds the arasan sdhc nodes to reuse the of-arasan
driver for APM X-Gene SoC.
Signed-off-by: Suman Tripathi stripa...@apm.com
---
arch/arm64/boot/dts/apm-storm.dtsi | 43 ++
1 file changed, 43 insertions(+)
diff --git
On Tuesday 27 January 2015 22:50:59 Suman Tripathi wrote:
@@ -174,6 +176,13 @@ static int sdhci_arasan_probe(struct platform_device
*pdev)
pltfm_host-priv = sdhci_arasan;
pltfm_host-clk = clk_xin;
+ ret = xgene_ahbc_iommu_attach_device(pdev-dev);
+ if (ret 0
On Mon, Jan 26, 2015 at 05:43:03PM -0800, Sukadev Bhattiprolu wrote:
SNIP
Cody P Schafer (6):
perf: provide sysfs_show for struct perf_pmu_events_attr
perf: add PMU_EVENT_ATTR_STRING() helper
powerpc/perf/hv-24x7: parse catalog and populate sysfs with events
On Tuesday 27 January 2015 22:51:00 Suman Tripathi wrote:
+ sdhc0: sdhc@1c00 {
+ device_type = sdhc;
+ compatible = arasan,sdhci-8.9a;
+ reg = 0x0 0x1c00 0x0 0x100;
+ interrupts =
On Tue, 2015-01-27 at 15:19 +, Bogdan Purcareata wrote:
The readback acts as a synchronization mechanism in handling external
interrupts, making sure the core waits until EOI write completion. This is
required in certain scenarios, such as when the MPIC communicates with a PCI
device in
On 01/26/2015 10:31 PM, Benjamin Herrenschmidt wrote:
On Mon, 2015-01-26 at 17:36 -0600, Brian King wrote:
To set some context, this function is only used by ipr for some old
broken adapters. These are adapters that are not supported on p8,
so will never show up under OPAL, only PowerVM. I'm
On Tue, 2015-01-27 at 16:58 -0600, Brian King wrote:
I'd argue we are our own worst enemy here really. The new user is EEH
code.
I don't see a huge reason that code would need to use this exact same
API.
In fact, even with IPR and the existing call, how do you wait for
the link to come
2015-01-28 10:01 GMT+09:00 Michael Ellerman m...@ellerman.id.au:
On Mon, 2015-01-26 at 13:22 -0600, Kim Phillips wrote:
arch/powerpc has __kernel_map_pages implementations in mm/pgtable_32.c, and
mm/hash_utils_64.c, of which the former is built for PPC32, and the latter
for PPC64 machines with
On Mon, 2015-01-26 at 13:22 -0600, Kim Phillips wrote:
arch/powerpc has __kernel_map_pages implementations in mm/pgtable_32.c, and
mm/hash_utils_64.c, of which the former is built for PPC32, and the latter
for PPC64 machines with PPC_STD_MMU. Fix arch/powerpc/Kconfig to not select
On Tue, 2015-01-27 at 11:02 +0100, Jiri Olsa wrote:
On Mon, Jan 26, 2015 at 05:43:03PM -0800, Sukadev Bhattiprolu wrote:
SNIP
Cody P Schafer (6):
perf: provide sysfs_show for struct perf_pmu_events_attr
perf: add PMU_EVENT_ATTR_STRING() helper
powerpc/perf/hv-24x7: parse
On Sat, 2015-01-24 at 22:54 +0200, Sam Protsenko wrote:
That's news for me. I thought they are silently ignored. Do you have an
example of such a warning?
Not really. It was just assumption. It seems you are right, they are just
ignored silently. But item 2 is still relevant and it was
The device tree now exposes the residency values for different idle states. Read
these values instead of calculating residency from the latency values. The
values
exposed in the DT are validated for optimal power efficiency. However to
maintain
compatibility with the older firmware code which
Due to the fact that the existing of-arasan driver works with 32-bit platforms.
This patch tweaks existing of-arasan driver to work with 64-bit X-Gene
platform using IOMMU translation.
v1 change:
* Use the CONFIG_ARM64_DMA_HAS_IOMMU for dma-mapping.
Signed-off-by: Suman Tripathi
On Wed, 2015-01-28 at 16:53 +1100, Ian Munsie wrote:
Excerpts from Michael Ellerman's message of 2015-01-28 16:04:40 +1100:
I just wanted to check the status of this one? I can't see it in your
tree and wanted to make sure you didn't simply miss it.
It looked fishy, but I never got
On 2015/01/28 05:14PM, Michael Ellerman wrote:
On Wed, 2015-01-28 at 11:12 +0530, Naveen N. Rao wrote:
On 2014/12/15 08:20PM, Naveen N Rao wrote:
This patchset fixes various issues with perf probe on powerpc across
ABIv1 and
ABIv2:
- in the presence of DWARF debug-info,
- in the
On Wed, 2015-01-28 at 11:12 +0530, Naveen N. Rao wrote:
On 2014/12/15 08:20PM, Naveen N Rao wrote:
This patchset fixes various issues with perf probe on powerpc across ABIv1
and
ABIv2:
- in the presence of DWARF debug-info,
- in the absence of DWARF, but with the symbol table, and
-
On Wed, 2015-01-21 at 14:15 +0530, Aneesh Kumar K.V wrote:
Michael Ellerman m...@ellerman.id.au writes:
On Tue, 2015-01-20 at 17:05 +0530, Aneesh Kumar K.V wrote:
This enables us to understand how many hash fault we are taking
when running benchmarks.
For ex:
-bash-4.2# ./perf stat
Von: Scott Wood [scottw...@freescale.com]
Gesendet: Mittwoch, 28. Januar 2015 05:21
An: Markus Stockhausen
Cc: Michael Ellerman; linuxppc-dev@lists.ozlabs.org; Herbert Xu
Betreff: Re: SPE Interrupt context (was how to make use of SPE
instructions)
Hi Scott,
thanks for your
On Wed, 2015-01-28 at 15:02 +1100, Ian Munsie wrote:
Excerpts from Ian Munsie's message of 2015-01-07 16:41:18 +1100:
From: Ryan Grimm gr...@linux.vnet.ibm.com
When unbinding and rebinding the driver on a system with a card in PHB0,
this
error condition is reached after a few
Hi Arnd,
On Tuesday 27 January 2015 22:51:00 Suman Tripathi wrote:
+ sdhc0: sdhc@1c00 {
+ device_type = sdhc;
+ compatible = arasan,sdhci-8.9a;
+ reg = 0x0 0x1c00 0x0 0x100;
+
On 2014/12/15 08:20PM, Naveen N Rao wrote:
This patchset fixes various issues with perf probe on powerpc across ABIv1 and
ABIv2:
- in the presence of DWARF debug-info,
- in the absence of DWARF, but with the symbol table, and
- in the absence of debug-info, but with kallsyms.
Applies
Excerpts from Michael Ellerman's message of 2015-01-28 16:04:40 +1100:
I just wanted to check the status of this one? I can't see it in your
tree and wanted to make sure you didn't simply miss it.
It looked fishy, but I never got around to replying.
The second sentence in the explanation
The readback acts as a synchronization mechanism in handling external
interrupts, making sure the core waits until EOI write completion. This is
required in certain scenarios, such as when the MPIC communicates with a PCI
device in posted write mode. If the device uses legacy interrupts, and the
Signed-off-by: Michael Ellerman m...@ellerman.id.au
---
arch/powerpc/lib/Makefile | 7 +++
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 5526156aae5f..31e1b34c0722 100644
--- a/arch/powerpc/lib/Makefile
+++
Signed-off-by: Michael Ellerman m...@ellerman.id.au
---
arch/powerpc/lib/Makefile | 20 +---
1 file changed, 9 insertions(+), 11 deletions(-)
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 31e1b34c0722..7902802a19a5 100644
--- a/arch/powerpc/lib/Makefile
Excerpts from Ian Munsie's message of 2015-01-07 16:41:18 +1100:
From: Ryan Grimm gr...@linux.vnet.ibm.com
When unbinding and rebinding the driver on a system with a card in PHB0, this
error condition is reached after a few attempts:
Hey mpe,
I just wanted to check the status of this one? I
In commit c8742f85125d powerpc/powernv: Expose OPAL firmware symbol
map I added pr_fmt() to opal.c. This left some existing pr_xxx()s with
duplicate opal prefixes, eg:
opal: opal: Found 0 interrupts reserved for OPAL
Fix them all up. Also make the Not not found message a bit more
verbose.
On Tue, 2015-01-27 at 05:09 +, Markus Stockhausen wrote:
On Tue, 2015-01-20 at 14:53 +, Markus Stockhausen wrote:
Von: Scott Wood [scottw...@freescale.com]
Gesendet: Dienstag, 20. Januar 2015 08:38
An: Markus Stockhausen
Cc: Michael Ellerman; linuxppc-dev@lists.ozlabs.org
Hi Arnd,
I added the iommus in the IOMMU AHBC patch. Anything wrong in that ?
In the next version Also I will remove the IOMMU hacks from arasan
driver
On Wed, Jan 28, 2015 at 9:48 AM, Suman Tripathi stripa...@apm.com wrote:
Hi Arnd,
On Tuesday 27 January 2015 22:51:00 Suman Tripathi wrote:
On Fri, 2015-01-23 at 08:44 +1100, Michael Neuling wrote:
Inside transaction both running and check pointed values can be
probed independently.
Yep, that's the idea, although setting the running values won't change
anything since the the translation is already doomed and will
On Wed, 28 Jan 2015 10:33:59 +0900 Joonsoo Kim js1...@gmail.com wrote:
2015-01-28 10:01 GMT+09:00 Michael Ellerman m...@ellerman.id.au:
On Mon, 2015-01-26 at 13:22 -0600, Kim Phillips wrote:
arch/powerpc has __kernel_map_pages implementations in mm/pgtable_32.c, and
mm/hash_utils_64.c, of
On Tue, 2015-01-27 at 18:57 -0800, Andrew Morton wrote:
On Wed, 28 Jan 2015 10:33:59 +0900 Joonsoo Kim js1...@gmail.com wrote:
2015-01-28 10:01 GMT+09:00 Michael Ellerman m...@ellerman.id.au:
On Mon, 2015-01-26 at 13:22 -0600, Kim Phillips wrote:
arch/powerpc has __kernel_map_pages
Remove slice_set_psize() which is not used.
It was added in 3a8247cc2c85 powerpc: Only demote individual slices
rather than whole process but was never used.
Remove vsx_assist_exception() which is not used.
It was added in ce48b2100785 powerpc: Add VSX context save/restore,
ptrace and signal
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