From: Patrick Havelange
This driver exposes the counter for the quadrature decoder of the
FlexTimer Module, present in the LS1021A soc.
Signed-off-by: Patrick Havelange
Signed-off-by: William Breathitt Gray
---
drivers/counter/Kconfig | 9 +
drivers/counter/Makefile | 1 +
driv
From: Patrick Havelange
FlexTimer quadrature decoder driver.
Reviewed-by: Esben Haabendal
Signed-off-by: Patrick Havelange
Signed-off-by: William Breathitt Gray
---
.../bindings/counter/ftm-quaddec.txt | 18 ++
1 file changed, 18 insertions(+)
create mode 100644 Do
From: Patrick Havelange
Common #defines have been moved to "linux/fsl/ftm.h". Thus making use of
this file.
Also FTM_SC_CLK_SHIFT has been renamed to FTM_SC_CLK_MASK_SHIFT.
Reviewed-by: Esben Haabendal
Signed-off-by: Patrick Havelange
Signed-off-by: William Breathitt Gray
---
drivers/clockso
From: Patrick Havelange
This also fixes the wrong value for the previously defined
FTM_MODE_INIT macro (it was not used).
Reviewed-by: Esben Haabendal
Signed-off-by: Patrick Havelange
Signed-off-by: William Breathitt Gray
---
drivers/pwm/pwm-fsl-ftm.c | 44 +--
From: Patrick Havelange
Several files are/will be using the same #defines to use the Flextimer
module. Regroup them in a common file.
Reviewed-by: Esben Haabendal
Signed-off-by: Patrick Havelange
Signed-off-by: William Breathitt Gray
---
include/linux/fsl/ftm.h | 88 +
The IIO counter subdirectory is now superceded by the Counter subsystem.
This patch adds deprecation warnings to the documentation of the
relevant IIO Counter sysfs attributes.
Acked-by: Jonathan Cameron
Signed-off-by: William Breathitt Gray
---
Documentation/ABI/testing/sysfs-bus-iio
From: Fabrice Gasnier
The STM32 LP Timer counter driver now resides under the Counter
subsystem. This patch adjusts dt-bindings to account for the STM32
lptimer driver move.
Cc: Mark Rutland
Signed-off-by: Fabrice Gasnier
Acked-by: Rob Herring
Signed-off-by: William Breathitt Gray
---
.../d
From: Fabrice Gasnier
Add support for new counter device to stm32-lptimer.
Signed-off-by: Fabrice Gasnier
Reviewed-by: Jonathan Cameron
Signed-off-by: William Breathitt Gray
---
drivers/counter/Kconfig | 10 +
drivers/counter/Makefile | 1 +
driv
From: Benjamin Gaignard
Add bindings for STM32 Timer quadrature encoder.
It is a sub-node of STM32 Timer which implement the
quadratic encoder part of the hardware.
Cc: Mark Rutland
Signed-off-by: Benjamin Gaignard
Acked-by: Rob Herring
Signed-off-by: William Breathitt Gray
---
.../bindings
From: Benjamin Gaignard
Implement counter part of the STM32 timer hardware block by using
counter API. Hardware only supports X2 and X4 quadrature modes. A
ceiling value can be set to define the maximum value reachable by the
counter.
Signed-off-by: Benjamin Gaignard
Co-authored-by: Fabrice Gas
This patch adds standard documentation for the Generic Counter interface
userspace sysfs attributes of the 104-QUAD-8 driver.
Acked-by: Jonathan Cameron
Signed-off-by: William Breathitt Gray
---
.../ABI/testing/sysfs-bus-counter-104-quad-8 | 36 +++
MAINTAINERS
This patch adds support for the Generic Counter interface to the
104-QUAD-8 driver. The existing 104-QUAD-8 device interface should not
be affected by this patch; all changes are intended as supplemental
additions as perceived by the user.
Generic Counter Counts are created for the eight quadratur
This patch simplifies the boilerplate license text by making use of a
SPDX license identifier line.
Signed-off-by: William Breathitt Gray
---
drivers/iio/counter/104-quad-8.c | 10 +-
1 file changed, 1 insertion(+), 9 deletions(-)
diff --git a/drivers/iio/counter/104-quad-8.c b/drivers/
This patch adds high-level documentation about the Generic Counter
interface.
Reviewed-by: Jonathan Cameron
Signed-off-by: William Breathitt Gray
---
Documentation/driver-api/generic-counter.rst | 342 +++
Documentation/driver-api/index.rst | 1 +
MAINTAINERS
This patch adds standard documentation for the userspace sysfs
attributes of the Generic Counter interface.
Reviewed-by: Jonathan Cameron
Signed-off-by: William Breathitt Gray
---
Documentation/ABI/testing/sysfs-bus-counter | 230
MAINTAINERS
This patch introduces the Generic Counter interface for supporting
counter devices.
In the context of the Generic Counter interface, a counter is defined as
a device that reports one or more "counts" based on the state changes of
one or more "signals" as evaluated by a defined "count function."
D
Changes in v10:
- Fix minor typographical errors in documentation
- Merge the FlexTimer Module Quadrature decoder counter driver patches
This revision is functionally identical to the last; changes in this
version were made to fix minor typos in the documentation files and also
to pull in the
Joakim Tjernlund writes:
> On Fri, 2019-03-29 at 22:26 +1100, Michael Ellerman wrote:
>> From: Diana Craciun
>>
>> commit ebcd1bfc33c7a90df941df68a6e5d4018c022fba upstream.
>>
>> Implement the barrier_nospec as a isync;sync instruction sequence.
>> The implementation uses the infrastructure bui
On 04/01/2019 11:51 AM, Vincenzo Frascino wrote:
clock_getres in the vDSO library has to preserve the same behaviour
of posix_get_hrtimer_res().
In particular, posix_get_hrtimer_res() does:
sec = 0;
ns = hrtimer_resolution;
and hrtimer_resolution depends on the enablement of the hig
On Fri, Mar 15, 2019 at 11:55 AM Jordan Niethe wrote:
>
> The sysfs nodes created under /opal/exports/ do not currently support
> mmap. Skiboot trace buffers are not yet added to this location but
> this is a suitable for them to be exported to. Adding mmap support makes
> using these trace buffer
On 04/01/2019 11:51 AM, Vincenzo Frascino wrote:
clock_getres in the vDSO library has to preserve the same behaviour
of posix_get_hrtimer_res().
In particular, posix_get_hrtimer_res() does:
sec = 0;
ns = hrtimer_resolution;
and hrtimer_resolution depends on the enablement of the hig
On Mon, Apr 01, 2019 at 10:11:44PM +1100, Michael Ellerman wrote:
> Anyway I think what you've done in next, make the code depend on
> COMMON_CLOCK, is the best option. If anyone cares about that driver on
> powerpc platforms that don't support COMMON_CLOCK they should speak up.
It's probably fin
When called with vmas_arg==NULL, get_user_pages_longterm() allocates
an array of nr_pages*8 which can easily get greater that the max order,
for example, registering memory for a 256GB guest does this and fails
in __alloc_pages_nodemask().
This adds a loop over chunks of entries to fit the max ord
On 01/04/19 4:00 PM, kbuild test robot wrote:
Hi Madhavan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on powerpc/next]
[also build test ERROR on v5.1-rc3 next-20190401]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the
On Fri, Mar 29, 2019 at 9:03 AM wrote:
>
> From: Laurentiu Tudor
>
> Add a couple of new APIs to check the probing status of the required
> cpu bound qman and bman portals:
> 'int bman_portals_probed()' and 'int qman_portals_probed()'.
> They return the following values.
> * 1 if qman/bman por
Shengjiu,
On Mon, Apr 01, 2019 at 11:39:10AM +, S.j. Wang wrote:
> In ESAI synchronous mode, the clock is generated by Tx, So
> we should always set registers of Tx which relate with the
> bit clock and frame clock generation (TCCR, TCR, ECR), even
> there is only Rx is working.
>
> Signed-of
The current version of the multiarch vDSO selftest verifies only
gettimeofday.
Extend the vDSO selftest to clock_getres, to verify that the
syscall and the vDSO library function return the same information.
The extension has been used to verify the hrtimer_resoltion fix.
Cc: Shuah Khan
Signed-o
clock_getres in the vDSO library has to preserve the same behaviour
of posix_get_hrtimer_res().
In particular, posix_get_hrtimer_res() does:
sec = 0;
ns = hrtimer_resolution;
and hrtimer_resolution depends on the enablement of the high
resolution timers that can happen either at compile or
clock_getres in the vDSO library has to preserve the same behaviour
of posix_get_hrtimer_res().
In particular, posix_get_hrtimer_res() does:
sec = 0;
ns = hrtimer_resolution;
and hrtimer_resolution depends on the enablement of the high
resolution timers that can happen either at compile or
clock_getres in the vDSO library has to preserve the same behaviour
of posix_get_hrtimer_res().
In particular, posix_get_hrtimer_res() does:
sec = 0;
ns = hrtimer_resolution;
and hrtimer_resolution depends on the enablement of the high
resolution timers that can happen either at compile or
clock_getres in the vDSO library has to preserve the same behaviour
of posix_get_hrtimer_res().
In particular, posix_get_hrtimer_res() does:
sec = 0;
ns = hrtimer_resolution;
and hrtimer_resolution depends on the enablement of the high
resolution timers that can happen either at compile or
clock_getres in the vDSO library has to preserve the same behaviour
of posix_get_hrtimer_res().
In particular, posix_get_hrtimer_res() does:
sec = 0;
ns = hrtimer_resolution;
and hrtimer_resolution depends on the enablement of the high
resolution timers that can happen either at compile or
On 3/31/19 11:31 AM, Andrey Abramov wrote:
> Replace swap_eh_frame_hdr_table_entries with built-in one, because
> swap_eh_frame_hdr_table_entries does a simple byte to byte swap.
>
> Since Spectre mitigations have made indirect function calls more
> expensive, and the default simple byte copies swa
From: "Steven Rostedt (Red Hat)"
At Linux Plumbers, Andy Lutomirski approached me and pointed out that the
function call syscall_get_arguments() implemented in x86 was horribly
written and not optimized for the standard case of passing in 0 and 6 for
the starting index and the number of system ca
From: "Steven Rostedt (VMware)"
After removing the start and count arguments of syscall_get_arguments() it
seems reasonable to remove them from syscall_set_arguments(). Note, as of
today, there are no users of syscall_set_arguments(). But we are told that
there will be soon. But for now, at least
On 2/23/2019 6:50 PM, Julia Lawall wrote:
Add an of_node_put when a tested device node is not available.
The semantic patch that fixes this problem is as follows
(http://coccinelle.lip6.fr):
//
@@
identifier f;
local idexpression e;
expression x;
@@
e = f(...);
... when != of_node_put(e)
In ESAI synchronous mode, the clock is generated by Tx, So
we should always set registers of Tx which relate with the
bit clock and frame clock generation (TCCR, TCR, ECR), even
there is only Rx is working.
Signed-off-by: Shengjiu Wang
---
sound/soc/fsl/fsl_esai.c | 28 ++
Hi Leo,
> -Original Message-
> From: Li Yang [mailto:leoyang...@nxp.com]
> Sent: Friday, March 29, 2019 11:16 PM
>
> On Fri, Mar 29, 2019 at 9:03 AM wrote:
> >
> > From: Laurentiu Tudor
> >
> > Add a one-to-one iommu mapping for bman private data memory (FBPR).
> > This is required for
Michael,
Looks like you missed this fix for rc3.
Christophe
Le 25/03/2019 à 09:43, Christophe Leroy a écrit :
Commit 0df977eafc79 ("powerpc/6xx: Don't use SPRN_SPRG2 for storing
stack pointer while in RTAS") changes the code to use a field in
thread struct to store the stack pointer while in R
Mark Brown writes:
> On Wed, Mar 27, 2019 at 03:29:55PM +1100, Michael Ellerman wrote:
>> Mark Brown writes:
>
>> > Hrm, seems PowerPC is still not using the common clock API - is there
>> > any plan for that? There are some ASoC PowerPC uses so it's going to be
>> > a bit of an issue as we expa
Andrey Abramov writes:
> Replace relaswap with built-in one, because relaswap
> does a simple byte to byte swap.
I replied to v1 with an ack, which stands, this is just a clarification.
> Since Spectre mitigations have made indirect function calls more
> expensive, and the default simple byte co
Hi Robin,
> -Original Message-
> From: Robin Murphy [mailto:robin.mur...@arm.com]
> Sent: Friday, March 29, 2019 4:51 PM
>
> On 29/03/2019 14:00, laurentiu.tu...@nxp.com wrote:
> > From: Laurentiu Tudor
> >
> > Add a one-to-one iommu mapping for bman private data memory (FBPR).
> > This
Hi Joakim,
> -Original Message-
> From: Joakim Tjernlund [mailto:joakim.tjernl...@infinera.com]
> Sent: Friday, March 29, 2019 5:25 PM>
>
> Should this one go stable 4.14/4.19 too?
Good point. I also think it makes sense to cc: stable.
---
Best Regards, Laurentiu
> On Fri, 2019-03-29
Hi Madhavan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on powerpc/next]
[also build test ERROR on v5.1-rc3 next-20190401]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux
On Mon, Apr 01, 2019 at 09:56:07AM +, George Spelvin wrote:
> On Mon, 1 Apr 2019 at 12:35:55 +0300, Andy Shevchenko wrote:
> > Hmm... If (*swap)() is called recursively it means the change might increase
> > stack usage on 64-bit platforms.
> >
> > Am I missing something?
>
> Under what conce
Hi Leo,
> -Original Message-
> From: Li Yang [mailto:leoyang...@nxp.com]
> Sent: Friday, March 29, 2019 11:50 PM
> To: Laurentiu Tudor
> Cc: Netdev ; Madalin-cristian Bucur
> ; Roy Pledge ; Camelia
> Alexandra Groza ; David Miller
> ; Linux IOMMU ;
> moderated list:ARM/FREESCALE IMX / MXC
Hi Leo,
> -Original Message-
> From: Li Yang [mailto:leoyang...@nxp.com]
> Sent: Saturday, March 30, 2019 12:07 AM
> To: Laurentiu Tudor
> Cc: Netdev ; Madalin-cristian Bucur
> ; Roy Pledge ; Camelia
> Alexandra Groza ; David Miller
> ; Linux IOMMU ;
> moderated list:ARM/FREESCALE IMX / M
Andrey Abramov writes:
> Replace relaswap with built-in one, because of relaswap
> does a simple byte to byte swap.
>
> Signed-off-by: Andrey Abramov
> ---
> arch/powerpc/kernel/module_32.c | 17 +
> arch/powerpc/kernel/module_64.c | 17 +
> 2 files changed, 2 in
On Wed, Feb 27, 2019 at 12:40:36PM +0800, Wen Yang wrote:
> The call to of_get_next_child returns a node pointer with refcount
> incremented thus it must be explicitly decremented after the last
> usage.
> irq_domain_add_linear also calls of_node_get to increase refcount,
> so irq_domain will not b
On Mon, 1 Apr 2019 at 12:35:55 +0300, Andy Shevchenko wrote:
> Hmm... If (*swap)() is called recursively it means the change might increase
> stack usage on 64-bit platforms.
>
> Am I missing something?
Under what conceivable circumstance would someone write a recursive
(*swap)() function?
You'r
Hi Madhavan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on powerpc/next]
[also build test ERROR on v5.1-rc3 next-20190401]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux
On Sun, Mar 31, 2019 at 09:52:50PM +0300, Andrey Abramov wrote:
> Replace int type with size_t type of the size argument
> in the swap function, also affect all its dependencies.
>
> It's always been weird that sort() takes a size_t element size,
> but passes an int size to (*swap)(). Not a bug be
The patch
ASoC: fsl: fix spelling mistake: "missign" -> "missing"
has been applied to the asoc tree at
https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git
All being well this means that it will be integrated into the linux-next
tree (usually sometime in the next 24 hours) a
+ fweisbec, who did the remote bits
On Sat, Mar 30, 2019 at 01:10:28PM +1000, Nicholas Piggin wrote:
> Something like this?
>
> kernel/irq_work: Do not raise an IPI when queueing work on the local CPU
>
> The QEMU powerpc/pseries machine model was not expecting a self-IPI,
> and it may be a bi
On Mon, Mar 25, 2019 at 3:48 PM Arnd Bergmann wrote:
> Add the io_uring and pidfd_send_signal system calls to all architectures.
>
> These system calls are designed to handle both native and compat tasks,
> so all entries are the same across architectures, only arm-compat and
> the generic tale st
On Sat 30-03-19 11:11:21, Aneesh Kumar K.V wrote:
> With some architectures like ppc64, set_pmd_at() cannot cope with
> a situation where there is already some (different) valid entry present.
>
> Use pmdp_set_access_flags() instead to modify the pfn which is built to
> deal with modifying existin
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