History log of /linux/drivers/i2c/busses/i2c-s3c2410.c (Results 1 – 25 of 1414)
Revision (<<< Hide revision tags) (Show revision tags >>>) Date Author Comments
Revision tags: v6.12-rc2, v6.12-rc1
# 52c996d3 27-Sep-2024 Arnaldo Carvalho de Melo <acme@redhat.com>

Merge remote-tracking branch 'torvalds/master' into perf-tools

To pick up changes in other trees that may affect perf, such as libbpf
and in general the header files that perf has copies of, so that

Merge remote-tracking branch 'torvalds/master' into perf-tools

To pick up changes in other trees that may affect perf, such as libbpf
and in general the header files that perf has copies of, so that we can
do the sync with the kernel sources.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

show more ...


# c8d430db 06-Oct-2024 Paolo Bonzini <pbonzini@redhat.com>

Merge tag 'kvmarm-fixes-6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 fixes for 6.12, take #1

- Fix pKVM error path on init, making sure we do not chang

Merge tag 'kvmarm-fixes-6.12-1' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 fixes for 6.12, take #1

- Fix pKVM error path on init, making sure we do not change critical
system registers as we're about to fail

- Make sure that the host's vector length is at capped by a value
common to all CPUs

- Fix kvm_has_feat*() handling of "negative" features, as the current
code is pretty broken

- Promote Joey to the status of official reviewer, while James steps
down -- hopefully only temporarly

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# 0c436dfe 02-Oct-2024 Takashi Iwai <tiwai@suse.de>

Merge tag 'asoc-fix-v6.12-rc1' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v6.12

A bunch of fixes here that came in during the merge window and t

Merge tag 'asoc-fix-v6.12-rc1' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v6.12

A bunch of fixes here that came in during the merge window and the first
week of release, plus some new quirks and device IDs. There's nothing
major here, it's a bit bigger than it might've been due to there being
no fixes sent during the merge window due to your vacation.

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# 2cd86f02 01-Oct-2024 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

Merge remote-tracking branch 'drm/drm-fixes' into drm-misc-fixes

Required for a panthor fix that broke when
FOP_UNSIGNED_OFFSET was added in place of FMODE_UNSIGNED_OFFSET.

Signed-off-by: Maarten L

Merge remote-tracking branch 'drm/drm-fixes' into drm-misc-fixes

Required for a panthor fix that broke when
FOP_UNSIGNED_OFFSET was added in place of FMODE_UNSIGNED_OFFSET.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

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# 3a39d672 27-Sep-2024 Paolo Abeni <pabeni@redhat.com>

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR.

No conflicts and no adjacent changes.

Signed-off-by: Paolo Abeni <pabeni@redhat.com>


# 36ec807b 20-Sep-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 6.12 merge window.


Revision tags: v6.11, v6.11-rc7, v6.11-rc6, v6.11-rc5, v6.11-rc4, v6.11-rc3, v6.11-rc2, v6.11-rc1
# 3daee2e4 16-Jul-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v6.10' into next

Sync up with mainline to bring in device_for_each_child_node_scoped()
and other newer APIs.


# 4e2c9cd7 23-Sep-2024 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'i2c-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c updates from Wolfram Sang:
"I2C core:

- finally remove the I2C_COMPAT symbol after 15 years of d

Merge tag 'i2c-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c updates from Wolfram Sang:
"I2C core:

- finally remove the I2C_COMPAT symbol after 15 years of deprecation

- lock client addresses during initialization to prevent race
conditions between different kinds of instantiation

- use scoped foreach OF child loops

- testunit cleanups and documentation improvements, as well as two
new tests, one for repeated start and one for triggering SMBusAlert
interrupts

I2C host drivers:

- DesignWare and Renesas I2C driver updates.

The first has has undergone through a series of cleanups that have
been sent to the mailing list a year ago for the first time and
finally get merged in this pull request. They are many, from typos
(e.g. i2/i2c), to cosmetics, to refactoring (e.g. move inline
functions to librarieas) and many others.

- all the DesignWare Kconfig options have been grouped under the
I2C_DESIGNWARE_CORE and this required some adaptation in many of
the kernel configuration files for different arm and mips boards

Cleanups:

- improve the exit path in the runtime resume function for the
Qualcomm Geni platform

- get rid of the unused "target_addr" parameter in the Intel LJCA
driver

- intialize the restart_flag in the MediaTek controller in one single
place

- constify a few global data structures in the virtio driver

- simplify the bus speed handling in the Renesas driver init function
making it more readable

- improved probe function of the Renesas R-Car driver

- switch the iMX/MXC driver to use RUNTIME_PM_OPS() instead of
SET_RUNTIME_PM_OPS()

- iMX/MXC driver cleanups

- use devm_clk_get_enabled() to simplify the Renesas EMEV2, Ingenic
and MPC drivers

Refactoring:

- Fix a potential out of boundary array access in the Nuvoton driver.

This is not a bug fix because the issue could never occur due to
hardware not having the properties listed in the array. The change
makes the driver more future proof and, at the same time, silences
code analyzers.

Improvements:

- several patches improving the runtime power management handling of
the Renesas I2C (riic) driver

- use a more descriptive adapter name in the Intel i801 driver to
show the presence of the IDF feature

- kill pending transactions when irq's can't complete their handling
in the Intel Denverton (ismt) driver, triggering a timeout

New Feature:

- support fast mode plus in the Renesas I2C (riic) driver

New support:

- Added support for:
- Renesas R9A08G045
- Rockchip RK3576
- KEBA I2C
- Theobroma Systems Mule Multiplexer.

- new i2c-keba.c driver

- new driver for The Mule i2c multiplexer

Core I2C framework:

- move runtime PM functions in order to allow them to be accessed
during device add

Devicetree:

- nVidia and Qualcomm binding improvements

- get rid of redundant "multi-master" property in the aspeed binding

- convert i2c-sprd binding to YAML

AT24 updates:

- document a new model from giantec in DT bindings"

* tag 'i2c-for-6.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (69 commits)
i2c: designware: Use pci_get_drvdata()
i2c: designware: Propagate firmware node
i2c: designware: Uninline i2c_dw_probe()
i2c: ljca: Remove unused "target_addr" parameter
i2c: keba: Add KEBA I2C controller support
i2c: i801: Use a different adapter-name for IDF adapters
i2c: core: Setup i2c_adapter runtime-pm before calling device_add()
dt-bindings: i2c: i2c-sprd: convert to YAML
i2c: ismt: kill transaction in hardware on timeout
i2c: designware: Group all DesignWare drivers under a single option
net: txgbe: Fix I2C Kconfig dependencies
RISC-V: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
mips: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
arm64: defconfig: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
ARM: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
ARC: configs: enable I2C_DESIGNWARE_CORE with I2C_DESIGNWARE_PLATFORM
i2c: virtio: Constify struct i2c_algorithm and struct virtio_device_id
i2c: rcar: tidyup priv->devtype handling on rcar_i2c_probe()
i2c: imx: Convert comma to semicolon
i2c: jz4780: Use devm_clk_get_enabled() helpers
...

show more ...


# c24999e6 21-Sep-2024 Wolfram Sang <wsa+renesas@sang-engineering.com>

Merge tag 'i2c-host-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux into i2c/for-mergewindow

The DesignWare and the Renesas I2C drivers have received most of
the changes in t

Merge tag 'i2c-host-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux into i2c/for-mergewindow

The DesignWare and the Renesas I2C drivers have received most of
the changes in this pull request.

The first has has undergone through a series of cleanups that
have been sent to the mailing list a year ago for the first time
and finally get merged in this pull request. They are many, from
typos (e.g. i2/i2c), to cosmetics, to refactoring (e.g. move
inline functions to librarieas) and many others.

Besides that, all the DesignWare Kconfig options have been
grouped under the I2C_DESIGNWARE_CORE and this required some
adaptation in many of the kernel configuration files for
different arm and mips boards.

Follows the list of the rest of the changes grouped by type of
change.

Cleanups
--------
The Qualcomm Geni platform improves the exit path in the runtime
resume function.

The Intel LJCA driver loses "target_addr" parameter in
ljca_i2c_stop() because it was unused.

The MediaTek controller intializes the restart_flag in the
transfer function using the ternary conditional operator ("? :")
instead of initializing it in different parts.

Constified a few global data structures in the virtio driver.

The Renesas driver simplifies the bus speed handling in the init
function making it more readable.

Improved an if/else statement in probe function of the Renesas
R-Car driver.

The iMX/MXC driver switches to using the RUNTIME_PM_OPS() instead
of SET_RUNTIME_PM_OPS().

Still in the iMX/MXC driver a comma ',' has been replaced by a
semicolon ';', while in different drivers the ',' has been
removed from the '{ }' delimiters.

Finally three devm_clk_get_enabled() have been used to simplify
the devm_clk_get/clk_prepare_enable tuple in the Renesas EMEV2,
Ingenic and MPC drivers.

Refactors
---------
The Nuvoton fixes a potential out of boundary array access. This
is not a bug fix because the issue could never occur due to
hardware not having the properties listed in the array. The
change makes the driver more future proof and, at the same time,
silences code analyzers.

Improvements
------------
The Renesas I2C (riic) driver undergoes several patches improving
the runtime power management handling.

The Intel i801 driver uses a more descriptive adapter's name to
show the presence of the IDF feature.

In the Intel Denverton (ismt) adapter the pending transactions
are killed when irq's can't complete their handling, triggering a
timeout. This could have been considered as a bug fix, but
because, standing to Vasily, it's very sporadic, I preferred
considering the patch rather as an improvement.

New Feature
-----------
The Renesas I2C (riic) driver now supports the fast mode plus.

New support
-----------
Added support for:

- Renesas R9A08G045
- Rockchip RK3576
- KEBA I2C
- Theobroma Systems Mule Multiplexer.

The Keba comes with a new driver, i2c-keba.c.
The Mule is an i2c multiplexer and it also comes with a new
driver, mux/i2c-mux-mule.c.

Core patch
----------
This pull request includes also a patch in the I2C framework, in
i2c-core-base.c where the runtime PM functions have been replaced
in order to allow to be accessed during the device add.

Devicetree
----------
Some cleanups in the devicetree, as well. nVidia and Qualcomm
bindings improve their "if:then:" blocks. While the aspeed
binding loses the "multi-master" property because it was
redundant.

The i2c-sprd binding has been converted to YAML.

show more ...


# 1dc8baa4 31-Jul-2024 Wolfram Sang <wsa+renesas@sang-engineering.com>

i2c: don't use ',' after delimiters

Delimiters are meant to be last, no need for a ',' there. Remove a
superfluous newline in the ali1535 driver while here.

Signed-off-by: Wolfram Sang <wsa+renesas

i2c: don't use ',' after delimiters

Delimiters are meant to be last, no need for a ',' there. Remove a
superfluous newline in the ali1535 driver while here.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Andrew Jeffery <andrew@codeconstruct.com.au>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>

show more ...


# a23e1966 15-Jul-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge branch 'next' into for-linus

Prepare input updates for 6.11 merge window.


Revision tags: v6.10, v6.10-rc7, v6.10-rc6, v6.10-rc5, v6.10-rc4, v6.10-rc3, v6.10-rc2
# 6f47c7ae 28-May-2024 Dmitry Torokhov <dmitry.torokhov@gmail.com>

Merge tag 'v6.9' into next

Sync up with the mainline to bring in the new cleanup API.


# afeea275 04-Jul-2024 Maxime Ripard <mripard@kernel.org>

Merge drm-misc-next-2024-07-04 into drm-misc-next-fixes

Let's start the drm-misc-next-fixes cycle.

Signed-off-by: Maxime Ripard <mripard@kernel.org>


# d754ed28 19-Jun-2024 Jani Nikula <jani.nikula@intel.com>

Merge drm/drm-next into drm-intel-next

Sync to v6.10-rc3.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>


# 89aa02ed 12-Jun-2024 Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge drm/drm-next into drm-xe-next

Needed to get tracing cleanup and add mmio tracing series.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>


# 92815da4 12-Jun-2024 Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

Merge remote-tracking branch 'drm-misc/drm-misc-next' into HEAD

Merge drm-misc-next tree into the msm-next tree in order to be able to
use HDMI connector framework for the MSM HDMI driver.


# 375c4d15 27-May-2024 Maxime Ripard <mripard@kernel.org>

Merge drm/drm-next into drm-misc-next

Let's start the new release cycle.

Signed-off-by: Maxime Ripard <mripard@kernel.org>


Revision tags: v6.10-rc1
# 60a2f25d 16-May-2024 Tvrtko Ursulin <tursulin@ursulin.net>

Merge drm/drm-next into drm-intel-gt-next

Some display refactoring patches are needed in order to allow conflict-
less merging.

Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>


# 0c8ea05e 04-Jul-2024 Peter Zijlstra <peterz@infradead.org>

Merge branch 'tip/x86/cpu'

The Lunarlake patches rely on the new VFM stuff.

Signed-off-by: Peter Zijlstra <peterz@infradead.org>


# 594ce0b8 10-Jun-2024 Russell King (Oracle) <rmk+kernel@armlinux.org.uk>

Merge topic branches 'clkdev' and 'fixes' into for-linus


# f73a058b 28-May-2024 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

Merge remote-tracking branch 'drm/drm-fixes' into drm-misc-fixes

v6.10-rc1 is released, forward from v6.9

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>


# 0a07e090 20-May-2024 Linus Torvalds <torvalds@linux-foundation.org>

Merge tag 'i2c-for-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c updates from Wolfram Sang:
"i2c core removes an argument from the i2c_mux_add_adapter() call to
fu

Merge tag 'i2c-for-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c updates from Wolfram Sang:
"i2c core removes an argument from the i2c_mux_add_adapter() call to
further deprecate class based I2C device instantiation. All users are
converted, too.

Other that that, Andi collected a number if I2C host driver patches.
Those merges have their own description"

* tag 'i2c-for-6.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (72 commits)
power: supply: sbs-manager: Remove class argument from i2c_mux_add_adapter()
i2c: mux: Remove class argument from i2c_mux_add_adapter()
i2c: synquacer: Fix an error handling path in synquacer_i2c_probe()
i2c: acpi: Unbind mux adapters before delete
i2c: designware: Replace MODULE_ALIAS() with MODULE_DEVICE_TABLE()
i2c: pxa: use 'time_left' variable with wait_event_timeout()
i2c: s3c2410: use 'time_left' variable with wait_event_timeout()
i2c: rk3x: use 'time_left' variable with wait_event_timeout()
i2c: qcom-geni: use 'time_left' variable with wait_for_completion_timeout()
i2c: jz4780: use 'time_left' variable with wait_for_completion_timeout()
i2c: synquacer: use 'time_left' variable with wait_for_completion_timeout()
i2c: stm32f7: use 'time_left' variable with wait_for_completion_timeout()
i2c: stm32f4: use 'time_left' variable with wait_for_completion_timeout()
i2c: st: use 'time_left' variable with wait_for_completion_timeout()
i2c: omap: use 'time_left' variable with wait_for_completion_timeout()
i2c: imx-lpi2c: use 'time_left' variable with wait_for_completion_timeout()
i2c: hix5hd2: use 'time_left' variable with wait_for_completion_timeout()
i2c: exynos5: use 'time_left' variable with wait_for_completion_timeout()
i2c: digicolor: use 'time_left' variable with wait_for_completion_timeout()
i2c: amd-mp2-plat: use 'time_left' variable with wait_for_completion_timeout()
...

show more ...


# 0e9ee7dd 13-May-2024 Wolfram Sang <wsa+renesas@sang-engineering.com>

Merge tag 'i2c-host-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux into i2c/for-mergewindow

Code cleanup:

A substantial code cleanup from Wolfram affects many drivers:

-

Merge tag 'i2c-host-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux into i2c/for-mergewindow

Code cleanup:

A substantial code cleanup from Wolfram affects many drivers:

- Removed dev_err() in case of timeout during i2c transfers, as
timeouts are not considered errors and should not be treated
as such.
- For the same reason, 'timeout' variables have been renamed to
'time_left'.

Other cleanups:

- The viperboard driver now omits the "owner = THIS_MODULE"
assignment.
- Finally, we have eliminated the last remnants of
I2C_CLASS_SPD: support for class-based devices has been
completely removed from the mux-gpio driver.
- In the ocore devices, a more standard use of ioport_map() for
8-bit I/O read/write operations has been implemented.
- The mpc driver will be among the first i2c drivers and one of
the first in the kernel to use the __free auto cleanup
routine.
- The designware driver now uses MODULE_DEVICE_TABLE() instead
of MODULE_ALIAS() for better consistency with the ID table.
- Added prefixes to the octeon register macros.
- Fixed some checkpatch errors in the newly created
i2c-viai2c-common.c file.

Code refactoring:

- The riic driver has refactored read/write operations to more
flexibly support new platforms, laying the foundation for new
SoC peculiarities.
- In the i801 driver, a notifier callback has been created for
muxed child segments.
- The lpi2c driver now sets a clock rate during probe instead
of continuously calling clk_get_rate().
- Improvements in the clock divisor logic to accommodate other
clock frequencies.
- Combined some common functionalities during initialization
for the wmt driver and separated others that can be
independently used by different drivers. Now, all the common
functionalities are grouped in the i2c-viai2c-common.c file.
- Improved the clock stretching mechanism in the newly created
i2c-viai2c-common.c file, inherited from the previous
i2c-wmt.c.

Features added:

- The octeon driver now includes watchdog timeout handling.
- Added high-speed support for the octeon driver.

Added support for:

- R9A09G057 SoC in the riic driver.
- Rapids-D I2C controller in the designware driver.
- Cadence driver now also supports RISC-V architectures.
- Added support to the WMT device as a separate driver using the
newly created i2c-viai2c-common.c functionalities.
- Added support for the Zhaoxin I2C controller.

Some improvements in the bindings:

- The pnx driver is converted to dtschema.
- Added documentation for the Qualcomm SC8280XP.

show more ...


Revision tags: v6.9, v6.9-rc7, v6.9-rc6
# bc0ff802 27-Apr-2024 Wolfram Sang <wsa+renesas@sang-engineering.com>

i2c: s3c2410: use 'time_left' variable with wait_event_timeout()

There is a confusing pattern in the kernel to use a variable named 'timeout' to
store the result of wait_event_timeout() causing patt

i2c: s3c2410: use 'time_left' variable with wait_event_timeout()

There is a confusing pattern in the kernel to use a variable named 'timeout' to
store the result of wait_event_timeout() causing patterns like:

timeout = wait_event_timeout(...)
if (!timeout) return -ETIMEDOUT;

with all kinds of permutations. Use 'time_left' as a variable to make the code
self explaining.

Fix to the proper variable type 'long' while here.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>

show more ...


Revision tags: v6.9-rc5, v6.9-rc4, v6.9-rc3, v6.9-rc2, v6.9-rc1, v6.8, v6.8-rc7
# 06d07429 29-Feb-2024 Jani Nikula <jani.nikula@intel.com>

Merge drm/drm-next into drm-intel-next

Sync to get the drm_printer changes to drm-intel-next.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>


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