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Use lockdep_assert_not_held to simplify and correct the code. Otherwise
false positive are hit if lock state is uknown like after a previous
taint.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reported-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220429140757.651406-1-tvrtko.ursulin@linux.intel.com
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git://git.kernel.org/pub/scm/linux/kernel/git/joel/bmc into arm/fixes
ASPEED device tree fixes for v5.18
- Quad SPI device tree corrections
- Reinstate GFX node that was removed
- romed8hm3 machine fixes
* tag 'aspeed-v5.18-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/joel/bmc:
ARM: dts: aspeed: Add video engine to g6
ARM: dts: aspeed: romed8hm3: Fix GPIOB0 name
ARM: dts: aspeed: romed8hm3: Add lm25066 sense resistor values
ARM: dts: aspeed-g6: fix SPI1/SPI2 quad pin group
ARM: dts: aspeed-g6: add FWQSPI group in pinctrl dtsi
dt-bindings: pinctrl: aspeed-g6: add FWQSPI function/group
pinctrl: pinctrl-aspeed-g6: add FWQSPI function-group
dt-bindings: pinctrl: aspeed-g6: remove FWQSPID group
pinctrl: pinctrl-aspeed-g6: remove FWQSPID group in pinctrl
ARM: dts: aspeed-g6: remove FWQSPID group in pinctrl dtsi
Link: https://lore.kernel.org/r/CACPK8XdhLfafOfqvR0r7p6V6AhtNXD4uZGaz7Y+Y4P-rc9p0tQ@mail.gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Don't select shadow buffering for the fbdev console explicitly. The
fbdev emulation's heuristic will enable it for any framebuffer with
.dirty callback.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220303205839.28484-2-tzimmermann@suse.de
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Use pageref->offset instead of page->index for deferred-I/O writeback
where appropriate. Distinguishes between file-mapping offset and video-
memory offset. While at it, also remove unnecessary references to
struct page.
Fbdev's deferred-I/O code uses the two related page->index and
pageref->offset. The former is the page offset in the mapped file,
the latter is the byte offset in the video memory (or fbdev screen
buffer). It's the same value for fbdev drivers, but for DRM the values
can be different. Because GEM buffer objects are mapped at an offset
in the DRM device file, page->index has this offset added to it as well.
We currently don't hit this case in DRM, because all affected mappings
of GEM memory are performed with an internal, intermediate shadow buffer.
The value of page->index is required by page_mkclean(), which we
call to reset the mappings during the writeback phase of the deferred
I/O. The value of pageref->offset is for conveniently getting an offset
into video memory in fb helpers.
v4:
* fix commit message (Javier)
Suggested-by: Javier Martinez Canillas <javierm@redhat.com>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220429100834.18898-6-tzimmermann@suse.de
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Rename various instances of pagelist to pagereflist. The list now
stores pageref structures, so the new name is more appropriate.
In their write-back helpers, several fbdev drivers refer to the
pageref list in struct fb_deferred_io instead of using the one
supplied as argument to the function. Convert them over to the
supplied one. It's the same instance, so no change of behavior
occurs.
v4:
* fix commit message (Javier)
Suggested-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220429100834.18898-5-tzimmermann@suse.de
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Refactor the page-write handler for deferred I/O. Drivers use the
function to let fbdev track written pages of mmap'ed framebuffer
memory.
v3:
* keep locking within track-pages function for readability (Sam)
v2:
* don't export the helper until we have an external caller
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220429100834.18898-4-tzimmermann@suse.de
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Store the per-page state for fbdev's deferred I/O in struct
fb_deferred_io_pageref. Maintain a list of pagerefs for the pages
that have to be written back to video memory. Update all affected
drivers.
As with pages before, fbdev acquires a pageref when an mmaped page
of the framebuffer is being written to. It holds the pageref in a
list of all currently written pagerefs until it flushes the written
pages to video memory. Writeback occurs periodically. After writeback
fbdev releases all pagerefs and builds up a new dirty list until the
next writeback occurs.
Using pagerefs has a number of benefits.
For pages of the framebuffer, the deferred I/O code used struct
page.lru as an entry into the list of dirty pages. The lru field is
owned by the page cache, which makes deferred I/O incompatible with
some memory pages (e.g., most notably DRM's GEM SHMEM allocator).
struct fb_deferred_io_pageref now provides an entry into a list of
dirty framebuffer pages, freeing lru for use with the page cache.
Drivers also assumed that struct page.index is the page offset into
the framebuffer. This is not true for DRM buffers, which are located
at various offset within a mapped area. struct fb_deferred_io_pageref
explicitly stores an offset into the framebuffer. struct page.index
is now only the page offset into the mapped area.
These changes will allow DRM to use fbdev deferred I/O without an
intermediate shadow buffer.
v3:
* use pageref->offset for sorting
* fix grammar in comment
v2:
* minor fixes in commit message
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220429100834.18898-3-tzimmermann@suse.de
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The fbdev mmap function fb_mmap() unconditionally overrides the
driver's implementation if deferred I/O has been activated. This
makes it hard to implement mmap with anything but a vmalloc()'ed
software buffer. That is specifically a problem for DRM, where
video memory is maintained by a memory manager.
Leave the mmap handling to drivers and expect them to call the
helper for deferred I/O by thmeselves.
v4:
* unlock mm_lock in fb_mmap() error path (Dan)
v3:
* fix warning if fb_mmap is missing (kernel test robot)
v2:
* print a helpful error message if the defio setup is
incorrect (Javier)
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220429100834.18898-2-tzimmermann@suse.de
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V1:
1. The MCU FW controling ASPEED DP is loaded by BMC boot loader.
2. Driver starts after CR[3:1] == 111b that indicates Tx is ASTDP,
and CRD1[5] has been asserted by BMVC boot loader.
3. EDID is prioritized by DP monitor.
4. DP's EDID has high priority to decide resolution supporting.
V2:
Modules description:
1. ASTDP (ASPEED DisplayPort) is controlled by dedicated
AST-MCU (ASPEED propriatary MCU).
2. MCU is looping in charged of HPD, Read EDID, Link Training with
DP sink.
3. ASTDP and AST-MUC reside in BMC (Baseboard Management controller)
addressing-space.
4. ASPEED DRM driver requests MCU to get HPD and EDID by CR-scratched
register.
Booting sequence:
1. Check if TX is ASTDP // ast_dp_launch()
2. Check if DP-MCU FW has loaded // ast_dp_launch()
3. Read EDID // ast_dp_read_edid()
4. Resolution switch // ast_dp_SetOutput()
V3:
1. Remove unneeded semicolon.
2. Apply to git://anongit.freedesktop.org/drm/drm, instead of
git://anongit.freedesktop.org/drm/drm-misc
3. Resolve auto build test WARNINGs on V1 patch.
V4:
1. Sync code-base with kernel 5.17_rc6
2. Remove the define of DPControlPower, because DP chips need to be
powered on to be used.
3. Remove the switches of PHY and Display from EDID procedure.
4. Revise increaing delay to fixed delay, because this version kernel
doesn't detect minitor consistenntly.
5. Create clean-up code used for reset of power state on errors with
-EIO manner.
6. Revise the DP detection by TX type and its DP-FW status during
booting and resume.
7. Correct the CamelCase Style.
8. Use register reading while needing, and remove to hold full
register.
9. Instead of 'u8', revise to 'bool' on swwitch of PHY and video.
10.Correct typo
11.Remove the duplicated copy of TX definition.
12.Use EDID_LENGTH as the constant of 128.
Signed-off-by: KuoHsiang Chou <kuohsiang_chou@aspeedtech.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220428075603.20904-1-kuohsiang_chou@aspeedtech.com
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This driver doesn't have of_match_table. This makes the kernel module
tmp401.ko lack alias patterns (e.g: of:N*T*Cti,tmp411) to match DT node
of the supported devices hence this kernel module will not be
automatically loaded.
After adding of_match_table to this driver, the folllowing alias will be
added into tmp401.ko.
$ modinfo drivers/hwmon/tmp401.ko
filename: drivers/hwmon/tmp401.ko
......
author: Hans de Goede <hdegoede@redhat.com>
alias: of:N*T*Cti,tmp435C*
alias: of:N*T*Cti,tmp435
alias: of:N*T*Cti,tmp432C*
alias: of:N*T*Cti,tmp432
alias: of:N*T*Cti,tmp431C*
alias: of:N*T*Cti,tmp431
alias: of:N*T*Cti,tmp411C*
alias: of:N*T*Cti,tmp411
alias: of:N*T*Cti,tmp401C*
alias: of:N*T*Cti,tmp401
......
Fixes: af503716ac14 ("i2c: core: report OF style module alias for devices registered via OF")
Signed-off-by: Camel Guo <camel.guo@axis.com>
Link: https://lore.kernel.org/r/20220503114333.456476-1-camel.guo@axis.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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If the loader has already placed the EFI kernel image randomly in
physical memory, and indicates having done so by installing the 'fixed
placement' protocol onto the image handle, don't bother randomizing the
placement again in the EFI stub.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
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In a future patch, arm64's implementation of handle_kernel_image() will
omit randomizing the placement of the kernel if the load address was
chosen randomly by the loader. In order to do this, it needs to locate a
protocol on the image handle, so pass it to handle_kernel_image().
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
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There are UEFI versions that restrict execution of memory regions,
preventing the kernel from booting. Parts that needs to be executable
are:
* Area used for trampoline placement.
* All memory regions that the kernel may be relocated before
and during extraction.
Use DXE services to ensure aforementioned address ranges
to be executable. Only modify attributes that does not
have appropriate attributes.
Signed-off-by: Baskov Evgeniy <baskov@ispras.ru>
Link: https://lore.kernel.org/r/20220303142120.1975-3-baskov@ispras.ru
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
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UEFI DXE services are not yet used in kernel code
but are required to manipulate page table memory
protection flags.
Add required declarations to use DXE services functions.
Signed-off-by: Baskov Evgeniy <baskov@ispras.ru>
Link: https://lore.kernel.org/r/20220303142120.1975-2-baskov@ispras.ru
[ardb: ignore absent DXE table but warn if the signature check fails]
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
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A few dereferences could happen before the iterator pointer argument was
checked for NULL, causing the following smatch warnings:
drivers/firmware/arm_scmi/driver.c:1214 scmi_iterator_run() warn: variable
dereferenced before check 'i' (see line 1210)
Fix by moving the checks early and dropping some unneeded local references.
No functional change.
Link: https://lore.kernel.org/r/20220503121047.3590340-1-cristian.marussi@arm.com
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into arm/drivers
Driver changes for omaps
One patch to remove commas from sentinels for ti-sysc.
* tag 'omap-for-v5.19/ti-sysc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
bus: ti-sysc: Drop commas after SoC match table sentinels
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git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel into arm/drivers
Renesas driver updates for v5.19
- Initial support for the new RZ/G2UL SoC.
* tag 'renesas-drivers-for-v5.19-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel:
soc: renesas: Identify RZ/G2UL SoC
Link: https://lore.kernel.org/r/cover.1650638515.git.geert+renesas@glider.be
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Add a debugfs option to allow configurable halting of the wkup_m3
during suspend at the last possible point before low power mode entry.
This condition can only be resolved through JTAG and advancing beyond
the while loop in a8_lp_ds0_handler [1]. Although this hangs the system
it forces the system to remain active once it has been entirely
configured for low power mode entry, allowing for register inspection
through JTAG to help in debugging transition errors.
Halt mode can be set using the enable_off_mode entry under wkup_m3_ipc
in the debugfs.
[1] https://git.ti.com/cgit/processor-firmware/ti-amx3-cm3-pm-firmware/tree/src/pm_services/pm_handlers.c?h=08.02.00.006#n141
Suggested-by: Brad Griffis <bgriffis@ti.com>
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
[dfustini: add link for a8_lp_ds0_handler() in ti-amx3-cm3-pm-firmware]
Signed-off-by: Drew Fustini <dfustini@baylibre.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20220502033211.1383158-1-dfustini@baylibre.com
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Allow loading of a binary containing i2c scaling sequences to be
provided to the wkup_m3 firmware in order to properly scale voltage
rails on the PMIC during low power modes like DeepSleep0. Proper binary
format is determined by the FW in use.
Code expects firmware to have 0x0C57 present as the first two bytes
followed by one byte defining offset to sleep sequence followed by one
byte defining offset to wake sequence and then lastly both sequences.
Each sequence is a series of I2C transfers in the form:
u8 length | u8 chip address | u8 byte0/reg address | u8 byte1 | u8 byteN
..
The length indicates the number of bytes to transfer, including the
register address. The length of each transfer is limited by the I2C
buffer size of 32 bytes.
Based on previous work by Russ Dill.
[dfustini: replace FW_ACTION_HOTPLUG with FW_ACTION_UEVENT]
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Keerthy <j-keerthy@ti.com>
[dfustini: add NULL argument to rproc_da_to_va() call]
Signed-off-by: Drew Fustini <dfustini@baylibre.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20220426200741.712842-3-dfustini@baylibre.com
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AM43xx support isolation of the IOs so that control is taken
from the peripheral they are connected to and overridden by values
present in the CTRL_CONF_* registers for the pad in the control module.
The actual toggling happens from the wkup_m3, so use a DT property from
the wkup_m3_ipc node to allow the PM code to communicate the necessity
for placing the IOs into isolation to the firmware.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Drew Fustini <dfustini@baylibre.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20220414192722.2978837-3-dfustini@baylibre.com
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knav_queue_open() result
As the usage of knav_queue_open():
* Returns a handle to the open hardware queue if successful. Use IS_ERR()
* to check the returned value for error codes.
It will only return error codes, not null.
Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/1650765944-20170-1-git-send-email-baihaowen@meizu.com
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Return -ENOMEM of there is a dma mapping error. Do not return success.
Fixes: 764f1b748164 ("spi: add driver for MTK SPI NAND Flash Interface")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Chuanhong Guo <gch981213@gmail.com>
Link: https://lore.kernel.org/r/YmwjUcTKyQNrrn2g@kili
Signed-off-by: Mark Brown <broonie@kernel.org>
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When DVS is enabled via the devicetree properties
"nxp,dvs-run-voltage" and "nxp,dvs-standby-voltage" then
also the bit that enables DVS control via PMIC_STBY_REQ pin
should be set.
Signed-off-by: Rickard x Andersson <rickaran@axis.com>
Link: https://lore.kernel.org/r/20220429072211.24957-5-rickaran@axis.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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The default configuration of the PMIC behavior makes the PMIC
power cycle most regulators on WDOG_B assertion. This power
cycling causes the memory contents of OCRAM to be lost.
Some systems neeeds some memory that survives reset and
reboot, therefore this patch is created.
Signed-off-by: Rickard x Andersson <rickaran@axis.com>
Link: https://lore.kernel.org/r/20220429072211.24957-4-rickaran@axis.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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Make the I2C Level Translator included in PCA9450 configurable from
devicetree. The reset state is off. By setting nxp,i2c-lt-enable, the
I2C Level Translator will be enabled while in STANDBY or RUN state.
Signed-off-by: Per-Daniel Olsson <perdo@axis.com>
Signed-off-by: Rickard x Andersson <rickaran@axis.com>
Link: https://lore.kernel.org/r/20220429072211.24957-2-rickaran@axis.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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The Cadence QSPI compatible string required for the SoCFPGA platform
changed from the default "cdns,qspi-nor" to "intel,socfpga-qspi" with
the introduction of an additional quirk in
commit 98d948eb8331 ("spi: cadence-quadspi: fix write completion support").
However, that change did not preserve the previously used
quirk for this platform. Reinstate the `CQSPI_DISABLE_DAC_MODE` quirk
for the SoCFPGA platform.
Fixes: 98d948eb8331 ("spi: cadence-quadspi: fix write completion support")
Cc: Dinh Nguyen <dinguyen@kernel.org>
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Link: https://lore.kernel.org/r/20220427153446.10113-1-abbotti@mev.co.uk
Signed-off-by: Mark Brown <broonie@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl into arm/drivers
Memory controller drivers for v5.19, part two
1. Cleanup: simplify platform_get_resource() calls by using
devm_platform_get_and_ioremap_resource() helper.
2. OMAP: allow building omap-gpmc as module and make it visible (it is
not selected by platform anymore).
* tag 'memory-controller-drv-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl:
memory: omap-gpmc: Allow building as a module
memory: omap-gpmc: Make OMAP_GPMC config visible and selectable
memory: renesas-rpc-if: simplify platform_get_resource_byname()
memory: brcmstb_dpfe: simplify platform_get_resource_byname()
memory: tegra: mc: simplify platform_get_resource()
memory: ti-emif-pm: simplify platform_get_resource()
memory: ti-emif: simplify platform_get_resource()
memory: emif: simplify platform_get_resource()
memory: da8xx-ddrctl: simplify platform_get_resource()
Link: https://lore.kernel.org/r/20220503070652.54091-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Using pm_runtime_resume_and_get is more appropriate
for simplifing code
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Tony Lindgren <tony@aotmide.com>
Link: https://lore.kernel.org/r/20220418063059.2558074-1-chi.minghao@zte.com.cn
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During system suspend it is completely valid for devices to invoke TISCI
commands during the noirq phase of the suspend path. Specifically this
will always be seen for devices that define a power-domains DT property
and make use of the ti_sci_pm_domains genpd implementation.
The genpd_finish_suspend call will power off devices during the noirq
phase, which will invoke TISCI.
In order to support this, the ti_sci driver must switch to not use
wait_for_completion_timeout during suspend, but instead rely on a manual
check for if the completion is not yet done, and proceed only if this is
the case.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Link: https://lore.kernel.org/r/20220412192138.31189-1-d-gerlach@ti.com
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The RK3568 has HDMI_TX_AVDD0V9 and HDMI_TX_AVDD_1V8 supply inputs needed
for the HDMI port. add support for these to the driver for boards which
have them supplied by switchable regulators.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220422072841.2206452-10-s.hauer@pengutronix.de
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Add a new dw_hdmi_plat_data struct and new compatible for rk3568.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220422072841.2206452-8-s.hauer@pengutronix.de
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git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux
Saeed Mahameed says:
====================
mlx5-updates-2022-05-02
1) Trivial Misc updates to mlx5 driver
2) From Mark Bloch: Flow steering, general steering refactoring/cleaning
An issue with flow steering deletion flow (when creating a rule without
dests) turned out to be easy to fix but during the fix some issue
with the flow steering creation/deletion flows have been found.
The following patch series tries to fix long standing issues with flow
steering code and hopefully preventing silly future bugs.
A) Fix an issue where a proper dest type wasn't assigned.
B) Refactor and fix dests enums values, refactor deletion
function and do proper bookkeeping of dests.
C) Change mlx5_del_flow_rules() to delete rules when there are no
no more rules attached associated with an FTE.
D) Don't call hard coded deletion function but use the node's
defined one.
E) Add a WARN_ON() to catch future bugs when an FTE with dests
is deleted.
* tag 'mlx5-updates-2022-05-02' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux:
net/mlx5: fs, an FTE should have no dests when deleted
net/mlx5: fs, call the deletion function of the node
net/mlx5: fs, delete the FTE when there are no rules attached to it
net/mlx5: fs, do proper bookkeeping for forward destinations
net/mlx5: fs, add unused destination type
net/mlx5: fs, jump to exit point and don't fall through
net/mlx5: fs, refactor software deletion rule
net/mlx5: fs, split software and IFC flow destination definitions
net/mlx5e: TC, set proper dest type
net/mlx5e: Remove unused mlx5e_dcbnl_build_rep_netdev function
net/mlx5e: Drop error CQE handling from the XSK RX handler
net/mlx5: Print initializing field in case of timeout
net/mlx5: Delete redundant default assignment of runtime devlink params
net/mlx5: Remove useless kfree
net/mlx5: use kvfree() for kvzalloc() in mlx5_ct_fs_smfs_matcher_create
====================
Link: https://lore.kernel.org/r/
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Spectrum machines have two resources related to keeping packets in an
internal buffer: bytes (allocated in cell-sized units) for packet payload,
and descriptors, for keeping metadata. Currently, mlxsw only configures the
bytes part of the resource management.
Spectrum switches permit a full parallel configuration for the descriptor
resources, including port-pool and port-TC-pool quotas. By default, these
are all configured to use pool 14, with an infinite quota. The ingress pool
14 is then infinite in size.
However, egress pool 14 has finite size by default. The size is chip
dependent, but always much lower than what the chip actually permits. As a
result, we can easily construct workloads that exhaust the configured
descriptor limit.
Fix the issue by configuring the egress descriptor pool to be infinite in
size as well. This will maintain the configuration philosophy of the
default configuration, but will unlock all chip resources to be usable.
In the code, include both the configuration of ingress and ingress, mostly
for clarity.
Signed-off-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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SBPR, or Shared Buffer Pools Register, configures and retrieves the shared
buffer pools and configuration. The desc field determines whether the
configuration relates to the byte pool or the descriptor pool.
Signed-off-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Christian needs a backmerge to avoid a merge conflict for amdgpu.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
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"vpll" is a misnomer. A clock input to a device should be named after
the usage in the device, not after the clock that drives it. On the
rk3568 the same clock is driven by the HPLL.
To fix that, this patch renames the vpll clock to ref clock. The clock
name "vpll" is left for compatibility to old device trees.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Reviewed-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220422072841.2206452-5-s.hauer@pengutronix.de
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The VOP2 has an interface mux which decides to which encoder(s) a CRTC
is routed to. The encoders and CRTCs are connected via of_graphs in the
device tree. When given an encoder the VOP2 driver needs to know to
which internal register setting this encoder matches. For this the VOP2
binding offers different endpoints, one for each possible encoder. The
endpoint ids of these endpoints are used as a key from an encoders
device tree description to the internal register setting.
This patch adds the key aka endpoint id to struct rockchip_encoder plus
a function to read the endpoint id starting from the encoders device
node.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220422072841.2206452-4-s.hauer@pengutronix.de
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The VOP2 driver needs rockchip specific information for a drm_encoder.
This patch creates a struct rockchip_encoder with a struct drm_encoder
embedded in it. This is used throughout the rockchip driver instead of
struct drm_encoder directly.
The information the VOP2 drivers needs is the of_graph endpoint node
of the encoder. To ease bisectability this is added here.
While at it convert the different encoder-to-driverdata macros to
static inline functions in order to gain type safety and readability.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Tested-by: Michael Riesch <michael.riesch@wolfvision.net>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20220422072841.2206452-3-s.hauer@pengutronix.de
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check the return value of of_address_to_resource() and also add
missing of_node_put() for np and npp nodes.
Fixes: e0a3bc65448c ("net: emaclite: Support multiple phys connected to one MDIO bus")
Addresses-Coverity: Event check_return value.
Signed-off-by: Shravya Kumbham <shravya.kumbham@xilinx.com>
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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In xemaclite_open() function we are setting the max speed of
emaclite to 100Mb using phy_set_max_speed() function so,
there is no need to write the advertising registers to stop
giga-bit speed and the phy_start() function starts the
auto-negotiation so, there is no need to handle it separately
using advertising registers. Remove the phy_read and phy_write
of advertising registers in xemaclite_open() function.
Signed-off-by: Shravya Kumbham <shravya.kumbham@xilinx.com>
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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Remove the duplicate and incorrect (uses "" instead of <>)
linux/string_helpers.h include.
Fixes: cc1338f259a2 ("drm/i915/xehp: Update topology dumps for Xe_HP")
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220425154754.990815-1-jani.nikula@intel.com
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git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Linux 5.18-rc5
There was a build fix for arm I wanted in drm-next, so backmerge rather then cherry-pick.
Signed-off-by: Dave Airlie <airlied@redhat.com>
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Some ChromeOS EC devices (such as the Framework Laptop) only map I/O
ports 0x800-0x807. Making the larger reservation required by the non-MEC
LPC (the 0xFF ports for the memory map, and the 0xFF ports for the
parameter region) is non-viable on these devices.
Since we probe the MEC EC first, we can get away with a smaller
reservation that covers the MEC EC ports. If we fall back to classic
LPC, we can grow the reservation to cover the memory map and the
parameter region.
cros_ec_lpc_probe also interacted with I/O ports 0x800-0x807 without a
reservation. Restructuring the code to request the MEC LPC region first
obviates the need to do so.
Signed-off-by: Dustin L. Howett <dustin@howett.net>
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
Link: https://lore.kernel.org/r/20220217165930.15081-3-dustin@howett.net
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The Framework Laptop identifies itself in DMI with manufacturer
"Framework" and product "Laptop".
Signed-off-by: Dustin L. Howett <dustin@howett.net>
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
Link: https://lore.kernel.org/r/20220217165930.15081-2-dustin@howett.net
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ath.git patches for v5.19. Major changes:
ath11k
* support setting Specific Absorption Rate (SAR) for WCN6855
* read country code from SMBIOS for WCN6855/QCA6390
* support for WCN6750
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DPK is short for digital pre-distortion calibration. It can adjusts digital
waveform according to PA linear characteristics dynamically to enhance
TX EVM.
Do this calibration when we are going to run on AP channel. To prevent
power offset out of boundary, it monitors thermal and set proper boundary
to register.
8852c needs two backup buffers, so we enlarge the array. But, 8852a still
needs only one, so it only uses first element (index zero).
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220502235408.15052-9-pkshih@realtek.com
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IQ signal calibration is a very important calibration to yield good RF
performance. We do this calibration only if we are going to run on AP
channel. During scanning phase, without this calibration RF performance
is still acceptable because it transmits with low data rate at this phase.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220502235408.15052-8-pkshih@realtek.com
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RX DCK is receiver DC calibration. Do this calibration when bringing up
interface and going to run on AP channel.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220502235408.15052-7-pkshih@realtek.com
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RCK is synchronize RC calibration. It needs to be triggered only once when
interface is going to up.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220502235408.15052-6-pkshih@realtek.com
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TSSI is transmitter signal strength indication, which is a close-loop
hardware circuit to feedback actual transmitting power as a reference for
next transmission.
When we setup channel to connect an AP, it does full calibration. When
switching bands or channels, it needs to reset hardware status to prevent
use wrong feedback of previous transmission.
To do TX power compensation reflecting current temperature, it loads tables
of compensation values into registers according to channel and band group.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220502235408.15052-5-pkshih@realtek.com
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