Commit Graph

43476 Commits

Author SHA1 Message Date
Stephen Boyd
28ecaf1c30 Merge branches 'clk-unisoc', 'clk-tegra', 'clk-qcom' and 'clk-imx' into clk-next
- Add support for Unisoc SC9863A clks
 - GPU GX GDSC support on Qualcomm sc7180
 - Qualcomm SM8250 RPMh and MSM8976 RPM clks
 - Qualcomm SM8250 Global Clock Controller (GCC) support
 - Qualcomm SC7180 Modem Clock Controller (MSS CC) support

* clk-unisoc:
  clk: sprd: fix to get a correct ibias of pll
  clk: sprd: add clocks support for SC9863A
  clk: sprd: support to get regmap from parent node
  clk: sprd: Add macros for referencing parents without strings
  clk: sprd: Add dt-bindings include file for SC9863A
  dt-bindings: clk: sprd: add bindings for sc9863a clock controller
  dt-bindings: clk: sprd: rename the common file name sprd.txt to SoC specific
  clk: sprd: add gate for pll clocks

* clk-tegra:
  clk: tegra: Use NULL for pointer initialization
  clk: tegra: Remove audio clocks configuration from clock driver
  clk: tegra: Remove tegra_pmc_clk_init along with clk ids
  clk: tegra: Remove CLK_M_DIV fixed clocks
  clk: tegra: Fix Tegra PMC clock out parents
  clk: tegra: Add Tegra OSC to clock lookup
  clk: tegra: Add support for OSC_DIV fixed clocks
  dt-bindings: soc: tegra-pmc: Add ID for Tegra PMC 32 kHz blink clock
  dt-bindings: soc: tegra-pmc: Add Tegra PMC clock bindings
  dt-bindings: tegra: Convert Tegra PMC bindings to YAML
  dt-bindings: clock: tegra: Add IDs for OSC clocks

* clk-qcom: (21 commits)
  clk: qcom: rpmh: Drop unnecessary semicolons
  clk: qcom: rpmh: Simplify clk_rpmh_bcm_send_cmd()
  clk: qcom: gcc: Add USB3 PIPE clock and GDSC for SM8150
  ipq806x: gcc: Added the enable regs and mask for PRNG
  clk: qcom: Add modem clock controller driver for SC7180
  clk: qcom: gcc: Add support for modem clocks in GCC
  dt-bindings: clock: Add YAML schemas for the QCOM MSS clock bindings
  clk: qcom: clk-rpm: add missing rpm clk for ipq806x
  clk: qcom: gcc: Add global clock controller driver for SM8250
  dt-bindings: clock: Add SM8250 GCC clock bindings
  clk: qcom: clk-alpha-pll: Add support for controlling Lucid PLLs
  clk: qcom: clk-alpha-pll: Refactor trion PLL
  clk: qcom: clk-alpha-pll: Use common names for defines
  dt-bindings: clock: rpmcc: Document msm8976 compatible
  clk: qcom: smd: Add support for MSM8976 rpm clocks
  clk: qcom: clk-rpmh: Wait for completion when enabling clocks
  clk: qcom: rpmh: Add support for RPMH clocks on SM8250
  dt-bindings: clock: Add RPMHCC bindings for SM8250
  clk: qcom: alpha-pll: Make error prints more informative
  clk: qcom: gpucc: Add support for GX GDSC for SC7180
  ...

* clk-imx: (43 commits)
  dt-bindings: imx8mm-clock: Fix the file path
  dt-bindings: imx8mq-clock: Fix the file path
  clk: imx: clk-gate2: Pass the device to the register function
  clk: imx7d: Add PXP clock
  clk: imx8mq: A53 core clock no need to be critical
  clk: imx8mp: A53 core clock no need to be critical
  clk: imx8mm: A53 core clock no need to be critical
  clk: imx8mn: A53 core clock no need to be critical
  clk: imx: pllv4: use prepare/unprepare
  clk: imx: pfdv2: determine best parent rate
  clk: imx: pfdv2: switch to use determine_rate
  clk: imx: Fix division by zero warning on pfdv2
  clk: imx: clk-sscg-pll: Drop unnecessary initialization
  clk: imx: pll14xx: Return error if pll type is invalid
  clk: imx: imx8mp: fix a53 cpu clock
  clk: imx: imx8mn: fix a53 cpu clock
  clk: imx: imx8mm: fix a53 cpu clock
  clk: imx: imx8mq: fix a53 cpu clock
  clk: imx8mp: Rename the IMX8MP_CLK_HDMI_27M clock
  clk: imx8mn: Remove unused includes
  ...
2020-04-03 15:10:19 -07:00
Stephen Boyd
53a2cc5cc3 Merge branches 'clk-ti', 'clk-ingenic', 'clk-typo', 'clk-at91', 'clk-mmp2' and 'clk-arm-icst' into clk-next
- EHRPWM's TimeBase clock(TBCLK) for TI AM654 SoCs
 - Support PMC clks on at91sam9n12, at91rm9200, sama5d3, and at91sam9g45 SoCs
 - Fixes and improvements for the Marvell MMP2/MMP3 SoC clk drivers

* clk-ti:
  clk: keystone: Add new driver to handle syscon based clocks
  dt-bindings: clock: Add binding documentation for TI EHRPWM TBCLK

* clk-ingenic:
  clk: ingenic/TCU: Fix round_rate returning error
  clk: ingenic/jz4770: Exit with error if CGU init failed
  clk: JZ4780: Add function for enable the second core.
  clk: Ingenic: Add support for TCU of X1000.

* clk-typo:
  clk: Fix trivia typo in comment exlusive => exclusive

* clk-at91:
  clk: at91: add at91rm9200 pmc driver
  clk: at91: add at91sam9n12 pmc driver
  clk: at91: add sama5d3 pmc driver
  clk: at91: add at91sam9g45 pmc driver
  clk: at91: usb: introduce num_parents in driver's structure
  clk: at91: usb: use proper usbs_mask
  clk: at91: sam9x60: fix usb clock parents
  clk: at91: usb: continue if clk_hw_round_rate() return zero
  clk: at91: sam9x60: Don't use audio PLL

* clk-mmp2:
  clk: mmp2: Fix bit masks for LCDC I/O and pixel clocks
  clk: mmp2: Add clock for fifth SD HCI on MMP3
  dt-bindings: marvell,mmp2: Add clock id for the fifth SD HCI on MMP3
  clk: mmp2: Add clocks for the thermal sensors
  dt-bindings: marvell,mmp2: Add clock ids for the thermal sensors
  clk: mmp2: add the GPU clocks
  dt-bindings: marvell,mmp2: Add clock ids for the GPU clocks
  clk: mmp2: Add PLLs that are available on MMP3
  dt-bindings: marvell,mmp2: Add clock ids for MMP3 PLLs
  clk: mmp2: Check for MMP3
  dt-bindings: clock: Add MMP3 compatible string
  clk: mmp2: Stop pretending PLL outputs are constant
  clk: mmp2: Add support for PLL clock sources
  dt-bindings: clock: Convert marvell,mmp2-clock to json-schema
  clk: mmp2: Constify some strings
  clk: mmp2: Remove a unused prototype

* clk-arm-icst:
  MAINTAINERS: dt: update reference for arm-integrator.txt
  clk: versatile: Add device tree probing for IM-PD1 clocks
  clk: versatile: Export icst_clk_setup()
  dt-bindings: clock: Create YAML schema for ICST clocks
2020-04-03 15:09:55 -07:00
Fabio Estevam
a8b4543093 dt-bindings: imx8mm-clock: Fix the file path
Currently the following warning is seen with 'make dt_binding_check':

Documentation/devicetree/bindings/clock/imx8mm-clock.yaml: $id: relative path/filename doesn't match actual path or filename

Fix it by removing the "bindings" directory from the file path.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://lkml.kernel.org/r/20200326171933.13394-2-festevam@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-26 23:09:43 -07:00
Fabio Estevam
1915253e35 dt-bindings: imx8mq-clock: Fix the file path
Currently the following warning is seen with 'make dt_binding_check':

Documentation/devicetree/bindings/clock/imx8mq-clock.yaml: $id: relative path/filename doesn't match actual path or filename

Fix it by removing the "bindings" directory from the file path.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://lkml.kernel.org/r/20200326171933.13394-1-festevam@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-26 23:09:43 -07:00
Chunyan Zhang
eba8ba8ada dt-bindings: clk: sprd: add bindings for sc9863a clock controller
add a new bindings to describe sc9863a clock compatible string.

Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
Link: https://lkml.kernel.org/r/20200304072730.9193-4-zhang.lyra@gmail.com
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-24 19:03:56 -07:00
Chunyan Zhang
2112d1ddb9 dt-bindings: clk: sprd: rename the common file name sprd.txt to SoC specific
Only SC9860 clocks were described in sprd.txt, rename it with a SoC
specific name, so that we can add more SoC support.

Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lkml.kernel.org/r/20200304072730.9193-3-zhang.lyra@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-24 19:03:56 -07:00
Lubomir Rintel
b90e0eb304 dt-bindings: clock: Add MMP3 compatible string
This binding describes the PMUs that are found on MMP3 as well. Add the
compatible strings and adjust the description.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lkml.kernel.org/r/20200309194254.29009-7-lkundrak@v3.sk
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-20 18:19:31 -07:00
Lubomir Rintel
7de0b8b8b0 dt-bindings: clock: Convert marvell,mmp2-clock to json-schema
Convert the fixed-factor-clock binding to DT schema format using
json-schema.

While at that, fix a couple of small errors: make the file base name
match the compatible string, add an example and document the reg-names
property.

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lkml.kernel.org/r/20200309194254.29009-4-lkundrak@v3.sk
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-20 18:19:31 -07:00
Linus Walleij
78c7d8f96b dt-bindings: clock: Create YAML schema for ICST clocks
The ICST clocks used in the ARM Integrator, Versatile and
RealView platforms are updated to use YAML schema, and two
new ICST clocks used by the Integrator IM-PD1 logical module
are added in the process.

Cc: devicetree@vger.kernel.org
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lkml.kernel.org/r/20200219103326.81120-1-linus.walleij@linaro.org
[sboyd@kernel.org: Fix some typos]
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-20 17:55:21 -07:00
Vignesh Raghavendra
cf891c6be1 dt-bindings: clock: Add binding documentation for TI EHRPWM TBCLK
Add DT bindings for TI EHRPWM's TimeBase clock (TBCLK) on TI's AM654 SoC.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lkml.kernel.org/r/20200227053529.16479-2-vigneshr@ti.com
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-20 17:05:48 -07:00
Taniya Das
53624f9b75 dt-bindings: clock: Add YAML schemas for the QCOM MSS clock bindings
The Modem Subsystem clock provider have a bunch of generic properties
that are needed in a device tree. Add a YAML schemas for those.

Add clock ids for GCC MSS and MSS clocks which are required to bring
the modem out of reset.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Link: https://lkml.kernel.org/r/1584596131-22741-2-git-send-email-tdas@codeaurora.org
Reviewed-by: Rob Herring <robh@kernel.org>
Tested-by: Sibi Sankar <sibis@codeaurora.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-20 16:27:58 -07:00
Ansuel Smith
eec152734b clk: qcom: clk-rpm: add missing rpm clk for ipq806x
Add missing definition of rpm clk for ipq806x soc

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
Acked-by: John Crispin <john@phrozen.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lkml.kernel.org/r/20200310143756.244-1-ansuelsmth@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-13 13:56:31 -07:00
Geert Uytterhoeven
eeb40fda05 dt-bindings: clock: renesas: cpg-mssr: Convert to json-schema
Convert the Renesas Clock Pulse Generator / Module Standby and Software
Reset Device Tree binding documentation to json-schema.

Note that #reset-cells was incorrecty marked a required property for
RZ/A2 before.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20200303094848.23670-1-geert+renesas@glider.be
2020-03-11 09:02:26 +01:00
Taniya Das
98394efb48 dt-bindings: clock: Add SM8250 GCC clock bindings
Add device tree bindings for global clock controller on SM8250 SoCs.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Signed-off-by: Venkata Narendra Kumar Gutta <vnkgutta@codeaurora.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lkml.kernel.org/r/20200224045003.3783838-5-vkoul@kernel.org
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Tested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-09 15:14:56 -07:00
AngeloGioacchino Del Regno
cd5d5d8dec dt-bindings: clock: rpmcc: Document msm8976 compatible
Support for MSM8976 was added to the clk-smd-rpm driver: let's
document here the newly added compatible string.

Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
Link: https://lkml.kernel.org/r/20191031112951.35850-3-kholk11@gmail.com
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-09 14:13:06 -07:00
Yoshihiro Shimoda
f70ae8ecf9 dt-bindings: clock: renesas: rcar-usb2-clock-sel: Add power-domains and resets properties
This patch adds missing required properties of power-domains and resets.
Fortunately, no one has this device node for now, so that we don't
need to think of backward compatibility.

Fixes: 311accb645 ("clk: renesas: rcar-usb2-clock-sel: Add R-Car USB 2.0 clock selector PHY")
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1583304137-28482-3-git-send-email-yoshihiro.shimoda.uh@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
2020-03-09 09:29:38 +01:00
Yoshihiro Shimoda
fc51da4c15 dt-bindings: clock: renesas: rcar-usb2-clock-sel: Fix clock[-name]s properties
Since the hardware requires to enable both USB 2.0 host and peripheral
functional clock, this patch fixes the documentation.
Fortunately, no one has this device node for now, so that we don't
need to think of backward compatibility.

Fixes: 311accb645 ("clk: renesas: rcar-usb2-clock-sel: Add R-Car USB 2.0 clock selector PHY")
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1583304137-28482-2-git-send-email-yoshihiro.shimoda.uh@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
2020-03-09 09:29:38 +01:00
Sowjanya Komatineni
cd88f16792 dt-bindings: soc: tegra-pmc: Add ID for Tegra PMC 32 kHz blink clock
Tegra PMC has blink functionality that allows 32 kHz clock out to
blink pin of the Tegra.

This patch adds id for this blink clock to use for enabling or
disabling blink output through device tree.

Tested-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2020-02-17 10:09:19 +01:00
Sowjanya Komatineni
f85fa3198d dt-bindings: soc: tegra-pmc: Add Tegra PMC clock bindings
Tegra PMC has 3 clocks clk_out_1, clk_out_2, and clk_out_3.

This patch documents PMC clock bindings and adds a header defining
Tegra PMC clock ids.

Tested-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2020-02-17 10:07:39 +01:00
Sowjanya Komatineni
39faeba707 dt-bindings: tegra: Convert Tegra PMC bindings to YAML
This patch converts text based Tegra PMC bindings document to YAML
schema for performing dt validation.

Tested-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
2020-02-17 10:07:21 +01:00
Anson Huang
b86a8ad287 dt-bindings: clock: Refine i.MX8MN clock binding
Refine i.MX8MN clock binding by removing useless content and
updating the example, it makes all i.MX8M SoCs' clock binding
aligned.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2020-02-13 11:08:30 +08:00
Anson Huang
16d848e118 dt-bindings: clock: Convert i.MX8MM to json-schema
Convert the i.MX8MM clock binding to DT schema format using json-schema

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2020-02-13 11:08:30 +08:00
Anson Huang
b8fa484376 dt-bindings: clock: Convert i.MX8MQ to json-schema
Convert the i.MX8MQ clock binding to DT schema format using json-schema

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
2020-02-13 11:08:30 +08:00
Taniya Das
fdd373a4e0 dt-bindings: clock: Add RPMHCC bindings for SM8250
Add bindings and update documentation for clock rpmh driver on SM8250.

Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Taniya Das <tdas@codeaurora.org>
Signed-off-by: Venkata Narendra Kumar Gutta <vnkgutta@codeaurora.org>
Link: https://lkml.kernel.org/r/1579905147-12142-2-git-send-email-vnkgutta@codeaurora.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-02-12 15:24:55 -08:00
Linus Torvalds
89a47dd1af Kbuild updates for v5.6 (2nd)
- fix randconfig to generate a sane .config
 
  - rename hostprogs-y / always to hostprogs / always-y, which are
    more natual syntax.
 
  - optimize scripts/kallsyms
 
  - fix yes2modconfig and mod2yesconfig
 
  - make multiple directory targets ('make foo/ bar/') work
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Merge tag 'kbuild-v5.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull more Kbuild updates from Masahiro Yamada:

 - fix randconfig to generate a sane .config

 - rename hostprogs-y / always to hostprogs / always-y, which are more
   natual syntax.

 - optimize scripts/kallsyms

 - fix yes2modconfig and mod2yesconfig

 - make multiple directory targets ('make foo/ bar/') work

* tag 'kbuild-v5.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  kbuild: make multiple directory targets work
  kconfig: Invalidate all symbols after changing to y or m.
  kallsyms: fix type of kallsyms_token_table[]
  scripts/kallsyms: change table to store (strcut sym_entry *)
  scripts/kallsyms: rename local variables in read_symbol()
  kbuild: rename hostprogs-y/always to hostprogs/always-y
  kbuild: fix the document to use extra-y for vmlinux.lds
  kconfig: fix broken dependency in randconfig-generated .config
2020-02-09 16:05:50 -08:00
Linus Torvalds
380a129eb2 fs: New zonefs file system
Zonefs is a very simple file system exposing each zone of a zoned block
 device as a file.
 
 Unlike a regular file system with native zoned block device support
 (e.g. f2fs or the on-going btrfs effort), zonefs does not hide the
 sequential write constraint of zoned block devices to the user. As a
 result, zonefs is not a POSIX compliant file system. Its goal is to
 simplify the implementation of zoned block devices support in
 applications by replacing raw block device file accesses with a richer
 file based API, avoiding relying on direct block device file ioctls
 which may be more obscure to developers.
 
 One example of this approach is the implementation of LSM
 (log-structured merge) tree structures (such as used in RocksDB and
 LevelDB) on zoned block devices by allowing SSTables to be stored in a
 zone file similarly to a regular file system rather than as a range of
 sectors of a zoned device. The introduction of the higher level
 construct "one file is one zone" can help reducing the amount of changes
 needed in the application while at the same time allowing the use of
 zoned block devices with various programming languages other than C.
 
 Zonefs IO management implementation uses the new iomap generic code.
 Zonefs has been successfully tested using a functional test suite
 (available with zonefs userland format tool on github) and a prototype
 implementation of LevelDB on top of zonefs.
 
 Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
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Merge tag 'zonefs-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/zonefs

Pull new zonefs file system from Damien Le Moal:
 "Zonefs is a very simple file system exposing each zone of a zoned
  block device as a file.

  Unlike a regular file system with native zoned block device support
  (e.g. f2fs or the on-going btrfs effort), zonefs does not hide the
  sequential write constraint of zoned block devices to the user. As a
  result, zonefs is not a POSIX compliant file system. Its goal is to
  simplify the implementation of zoned block devices support in
  applications by replacing raw block device file accesses with a richer
  file based API, avoiding relying on direct block device file ioctls
  which may be more obscure to developers.

  One example of this approach is the implementation of LSM
  (log-structured merge) tree structures (such as used in RocksDB and
  LevelDB) on zoned block devices by allowing SSTables to be stored in a
  zone file similarly to a regular file system rather than as a range of
  sectors of a zoned device. The introduction of the higher level
  construct "one file is one zone" can help reducing the amount of
  changes needed in the application while at the same time allowing the
  use of zoned block devices with various programming languages other
  than C.

  Zonefs IO management implementation uses the new iomap generic code.
  Zonefs has been successfully tested using a functional test suite
  (available with zonefs userland format tool on github) and a prototype
  implementation of LevelDB on top of zonefs"

* tag 'zonefs-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/zonefs:
  zonefs: Add documentation
  fs: New zonefs file system
2020-02-09 15:51:46 -08:00
Linus Torvalds
eab3540562 ARM: SoC-related driver updates
Various driver updates for platforms:
 
  - Nvidia: Fuse support for Tegra194, continued memory controller pieces
    for Tegra30
 
  - NXP/FSL: Refactorings of QuickEngine drivers to support ARM/ARM64/PPC
 
  - NXP/FSL: i.MX8MP SoC driver pieces
 
  - TI Keystone: ring accelerator driver
 
  - Qualcomm: SCM driver cleanup/refactoring + support for new SoCs.
 
  - Xilinx ZynqMP: feature checking interface for firmware. Mailbox
    communication for power management
 
  - Overall support patch set for cpuidle on more complex hierarchies
    (PSCI-based)
 
 + Misc cleanups, refactorings of Marvell, TI, other platforms.
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Merge tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC-related driver updates from Olof Johansson:
 "Various driver updates for platforms:

   - Nvidia: Fuse support for Tegra194, continued memory controller
     pieces for Tegra30

   - NXP/FSL: Refactorings of QuickEngine drivers to support
     ARM/ARM64/PPC

   - NXP/FSL: i.MX8MP SoC driver pieces

   - TI Keystone: ring accelerator driver

   - Qualcomm: SCM driver cleanup/refactoring + support for new SoCs.

   - Xilinx ZynqMP: feature checking interface for firmware. Mailbox
     communication for power management

   - Overall support patch set for cpuidle on more complex hierarchies
     (PSCI-based)

  and misc cleanups, refactorings of Marvell, TI, other platforms"

* tag 'armsoc-drivers' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (166 commits)
  drivers: soc: xilinx: Use mailbox IPI callback
  dt-bindings: power: reset: xilinx: Add bindings for ipi mailbox
  drivers: soc: ti: knav_qmss_queue: Pass lockdep expression to RCU lists
  MAINTAINERS: Add brcmstb PCIe controller entry
  soc/tegra: fuse: Unmap registers once they are not needed anymore
  soc/tegra: fuse: Correct straps' address for older Tegra124 device trees
  soc/tegra: fuse: Warn if straps are not ready
  soc/tegra: fuse: Cache values of straps and Chip ID registers
  memory: tegra30-emc: Correct error message for timed out auto calibration
  memory: tegra30-emc: Firm up hardware programming sequence
  memory: tegra30-emc: Firm up suspend/resume sequence
  soc/tegra: regulators: Do nothing if voltage is unchanged
  memory: tegra: Correct reset value of xusb_hostr
  soc/tegra: fuse: Add APB DMA dependency for Tegra20
  bus: tegra-aconnect: Remove PM_CLK dependency
  dt-bindings: mediatek: add MT6765 power dt-bindings
  soc: mediatek: cmdq: delete not used define
  memory: tegra: Add support for the Tegra194 memory controller
  memory: tegra: Only include support for enabled SoCs
  memory: tegra: Support DVFS on Tegra186 and later
  ...
2020-02-08 14:04:19 -08:00
Linus Torvalds
1afa9c3b7c ARM: Device-tree updates
New SoCs:
 
  - Atmel/Microchip SAM9X60 (ARM926 SoC)
 
  - OMAP 37xx gets split into AM3703/AM3715/DM3725, who are all variants
    of it with different GPU/media IP configurations.
 
  - ST stm32mp15 SoCs (1-2 Cortex-A7, CAN, GPU depending on SKU)
 
  - ST Ericsson ab8505 (variant of ab8500) and db8520 (variant of db8500)
 
  - Unisoc SC9863A SoC (8x Cortex-A55 mobile chipset w/ GPU, modem)
 
  - Qualcomm SC7180 (8-core 64bit SoC, unnamed CPU class)
 
 New boards:
 
  - Allwinner
   + Emlid Neutis SoM (H3 variant)
   + Libre Computer ALL-H3-IT
   + PineH64 Model B
 
  - Amlogic
   + Libretech Amlogic GX PC (s905d and s912-based variants)
 
  - Atmel/Microchip:
   + Kizboxmini, sam9x60 EK, sama5d27 Wireless SOM (wlsom1)
 
  - Marvell:
   + Armada 385-based SolidRun Clearfog GTR
 
  - NXP:
   + Gateworks GW59xx boards based on i.MX6/6Q/6QDL
   + Tolino Shine 3 eBook reader (i.MX6sl)
   + Embedded Artists COM (i.MX7ULP)
   + SolidRun CLearfog CX/ITX and HoneyComb (LX2160A-based systems)
   + Google Coral Edge TPU (i.MX8MQ)
 
  - Rockchip
   + Radxa Dalang Carrier (supports rk3288 and rk3399 SOMs)
   + Radxa Rock Pi N10 (RK3399Pro-based)
   + VMARC RK3399Pro SOM
 
  - ST
   + Reference boards for stm32mp15
 
  - ST Ericsson
   + Samsung Galaxy S III mini (GT-I8190)
   + HREF520 reference board for DB8520
 
  - TI OMAP
   + Gen1 Amazon Echo (OMAP3630-based)
 
  - Qualcomm
   + Inforce 6640 Single Board Computer (msm8996-based)
   + SC7180 IDP (SC7180-based)
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM Device-tree updates from Olof Johansson:
 "New SoCs:

   - Atmel/Microchip SAM9X60 (ARM926 SoC)

   - OMAP 37xx gets split into AM3703/AM3715/DM3725, who are all
     variants of it with different GPU/media IP configurations.

   - ST stm32mp15 SoCs (1-2 Cortex-A7, CAN, GPU depending on SKU)

   - ST Ericsson ab8505 (variant of ab8500) and db8520 (variant of
     db8500)

   - Unisoc SC9863A SoC (8x Cortex-A55 mobile chipset w/ GPU, modem)

   - Qualcomm SC7180 (8-core 64bit SoC, unnamed CPU class)

  New boards:

   - Allwinner:
      + Emlid Neutis SoM (H3 variant)
      + Libre Computer ALL-H3-IT
      + PineH64 Model B

   - Amlogic:
      + Libretech Amlogic GX PC (s905d and s912-based variants)

   - Atmel/Microchip:
      + Kizboxmini, sam9x60 EK, sama5d27 Wireless SOM (wlsom1)

   - Marvell:
      + Armada 385-based SolidRun Clearfog GTR

   - NXP:
      + Gateworks GW59xx boards based on i.MX6/6Q/6QDL
      + Tolino Shine 3 eBook reader (i.MX6sl)
      + Embedded Artists COM (i.MX7ULP)
      + SolidRun CLearfog CX/ITX and HoneyComb (LX2160A-based systems)
      + Google Coral Edge TPU (i.MX8MQ)

   - Rockchip:
      + Radxa Dalang Carrier (supports rk3288 and rk3399 SOMs)
      + Radxa Rock Pi N10 (RK3399Pro-based)
      + VMARC RK3399Pro SOM

   - ST:
      + Reference boards for stm32mp15

   - ST Ericsson:
      + Samsung Galaxy S III mini (GT-I8190)
      + HREF520 reference board for DB8520

   - TI OMAP:
      + Gen1 Amazon Echo (OMAP3630-based)

   - Qualcomm:
      + Inforce 6640 Single Board Computer (msm8996-based)
      + SC7180 IDP (SC7180-based)"

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (623 commits)
  dt-bindings: fix compilation error of the example in marvell,mmp3-hsic-phy.yaml
  arm64: dts: ti: k3-am654-base-board: Add CSI2 OV5640 camera
  arm64: dts: ti: k3-am65-main Add CAL node
  arm64: dts: ti: k3-j721e-main: Add McASP nodes
  arm64: dts: ti: k3-am654-main: Add McASP nodes
  arm64: dts: ti: k3-j721e: DMA support
  arm64: dts: ti: k3-j721e-main: Move secure proxy and smmu under main_navss
  arm64: dts: ti: k3-j721e-main: Correct main NAVSS representation
  arm64: dts: ti: k3-j721e: Correct the address for MAIN NAVSS
  arm64: dts: ti: k3-am65: DMA support
  arm64: dts: ti: k3-am65-main: Move secure proxy under cbass_main_navss
  arm64: dts: ti: k3-am65-main: Correct main NAVSS representation
  ARM: dts: aspeed: rainier: Add UCD90320 power sequencer
  ARM: dts: aspeed: rainier: Switch PSUs to unknown version
  arm64: dts: rockchip: Kill off "simple-panel" compatibles
  ARM: dts: rockchip: Kill off "simple-panel" compatibles
  arm64: dts: rockchip: rename dwmmc node names to mmc
  ARM: dts: rockchip: rename dwmmc node names to mmc
  arm64: dts: exynos: Rename Samsung and Exynos to lowercase
  arm64: dts: uniphier: add reset-names to NAND controller node
  ...
2020-02-08 13:58:44 -08:00
Linus Torvalds
469030d454 ARM: SoC platform updates
Most of these are smaller fixes that have accrued, and some continued
 cleanup of OMAP platforms towards shared frameworks.
 
 One new SoC from Atmel/Microchip: sam9x60.
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Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC platform updates from Olof Johansson:
 "Most of these are smaller fixes that have accrued, and some continued
  cleanup of OMAP platforms towards shared frameworks.

  One new SoC from Atmel/Microchip: sam9x60"

* tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (35 commits)
  ARM: OMAP2+: Fix undefined reference to omap_secure_init
  ARM: s3c64xx: Drop unneeded select of TIMER_OF
  ARM: exynos: Drop unneeded select of MIGHT_HAVE_CACHE_L2X0
  ARM: s3c24xx: Switch to atomic pwm API in rx1950
  ARM: OMAP2+: sleep43xx: Call secure suspend/resume handlers
  ARM: OMAP2+: Use ARM SMC Calling Convention when OP-TEE is available
  ARM: OMAP2+: Introduce check for OP-TEE in omap_secure_init()
  ARM: OMAP2+: Add omap_secure_init callback hook for secure initialization
  ARM: at91: Documentation: add sam9x60 product and datasheet
  ARM: at91: pm: use of_device_id array to find the proper shdwc node
  ARM: at91: pm: use SAM9X60 PMC's compatible
  ARM: imx: only select ARM_ERRATA_814220 for ARMv7-A
  ARM: zynq: use physical cpuid in zynq_slcr_cpu_stop/start
  ARM: tegra: Use clk_m CPU on Tegra124 LP1 resume
  ARM: tegra: Modify reshift divider during LP1
  ARM: tegra: Enable PLLP bypass during Tegra124 LP1
  ARM: samsung: Rename Samsung and Exynos to lowercase
  ARM: exynos: Correct the help text for platform Kconfig option
  ARM: bcm: Select ARM_AMBA for ARCH_BRCMSTB
  ARM: brcmstb: Add debug UART entry for 7216
  ...
2020-02-08 13:55:25 -08:00
Linus Torvalds
c9d35ee049 Merge branch 'merge.nfs-fs_parse.1' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs file system parameter updates from Al Viro:
 "Saner fs_parser.c guts and data structures. The system-wide registry
  of syntax types (string/enum/int32/oct32/.../etc.) is gone and so is
  the horror switch() in fs_parse() that would have to grow another case
  every time something got added to that system-wide registry.

  New syntax types can be added by filesystems easily now, and their
  namespace is that of functions - not of system-wide enum members. IOW,
  they can be shared or kept private and if some turn out to be widely
  useful, we can make them common library helpers, etc., without having
  to do anything whatsoever to fs_parse() itself.

  And we already get that kind of requests - the thing that finally
  pushed me into doing that was "oh, and let's add one for timeouts -
  things like 15s or 2h". If some filesystem really wants that, let them
  do it. Without somebody having to play gatekeeper for the variants
  blessed by direct support in fs_parse(), TYVM.

  Quite a bit of boilerplate is gone. And IMO the data structures make a
  lot more sense now. -200LoC, while we are at it"

* 'merge.nfs-fs_parse.1' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (25 commits)
  tmpfs: switch to use of invalfc()
  cgroup1: switch to use of errorfc() et.al.
  procfs: switch to use of invalfc()
  hugetlbfs: switch to use of invalfc()
  cramfs: switch to use of errofc() et.al.
  gfs2: switch to use of errorfc() et.al.
  fuse: switch to use errorfc() et.al.
  ceph: use errorfc() and friends instead of spelling the prefix out
  prefix-handling analogues of errorf() and friends
  turn fs_param_is_... into functions
  fs_parse: handle optional arguments sanely
  fs_parse: fold fs_parameter_desc/fs_parameter_spec
  fs_parser: remove fs_parameter_description name field
  add prefix to fs_context->log
  ceph_parse_param(), ceph_parse_mon_ips(): switch to passing fc_log
  new primitive: __fs_parse()
  switch rbd and libceph to p_log-based primitives
  struct p_log, variants of warnf() et.al. taking that one instead
  teach logfc() to handle prefices, give it saner calling conventions
  get rid of cg_invalf()
  ...
2020-02-08 13:26:41 -08:00
Linus Torvalds
f757165705 fuse fixes for 5.6-rc1
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Merge tag 'fuse-fixes-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse

Pull fuse fixes from Miklos Szeredi:

 - Fix a regression introduced in v5.1 that triggers WARNINGs for some
   fuse filesystems

 - Fix an xfstest failure

 - Allow overlayfs to be used on top of fuse/virtiofs

 - Code and documentation cleanups

* tag 'fuse-fixes-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse:
  fuse: use true,false for bool variable
  Documentation: filesystems: convert fuse to RST
  fuse: Support RENAME_WHITEOUT flag
  fuse: don't overflow LLONG_MAX with end offset
  fix up iter on short count in fuse_direct_io()
2020-02-07 17:59:07 -08:00
Linus Torvalds
41dcd67e88 A handful of small documentation fixes that wandered in.
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Merge tag 'docs-5.6-2' of git://git.lwn.net/linux

Pull Documentation fixes from Jonathan Corbet:
 "A handful of small documentation fixes that wandered in"

* tag 'docs-5.6-2' of git://git.lwn.net/linux:
  Allow git builds of Sphinx
  Documentation: changes.rst: update several outdated project URLs
  Documentation: build warnings related to missing blank lines after explicit markups has been fixed
  mailmap: add entry for Tiezhu Yang
  Documentation/ko_KR/howto: Update a broken link
  Documentation/ko_KR/howto: Update broken web addresses
  docs/locking: Fix outdated section names
2020-02-07 13:03:10 -08:00
Linus Torvalds
11777ee8b0 Merge branch 'i2c/for-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux
Pull i2c updates from Wolfram Sang:
 "i2c core:

   - huge improvements and refactorizations of the Linux I2C
     documentation (lots of thanks to Luca for doing it and Jean for the
     careful review)

   - subsystem wide API conversion to i2c_new_client_device()

   - remove obsolete parport-light driver

   - smaller core updates (removal of 'extern', enabling more compile
     testing, use more helper macros)

   - and quite a bunch of driver updates (new IDs, simplifications,
     better PM, support of atomic transfers and other improvements)

  i2c-mux:

   - The main feature is the idle-state rework of the pca954x driver
     from Biwen Li

  at24 driver:

   - minor maintenance: update the license tag, sort headers

   - move support for the write-protect pin into nvmem core

   - add a reference to the new wp-gpios property in nvmem to at25
     bindings

   - add support for regulator and pm_runtime control"

* 'i2c/for-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (91 commits)
  i2c: cros-ec-tunnel: Fix ACPI identifier
  i2c: cros-ec-tunnel: Fix slave device enumeration
  i2c: stm32f7: add PM_SLEEP suspend/resume support
  i2c: cadence: Fix wording in i2c-cadence driver
  i2c: cadence: Fix power management order of operations
  i2c: cadence: Fix error printing in case of defer
  i2c: cadence: Handle transfer_size rollover
  i2c: i801: Add support for Intel Comet Lake PCH-V
  docs: i2c: writing-clients: properly name the stop condition
  docs: i2c: i2c-protocol: use same wording as smbus-protocol
  docs: i2c: rename sections so the overall picture is clearer
  docs: i2c: old-module-parameters: use monospace instead of ""
  docs: i2c: old-module-parameters: clarify this is for obsolete kernels
  docs: i2c: old-module-parameters: fix internal hyperlink
  docs: i2c: instantiating-devices: use monospace for sysfs attributes
  docs: i2c: instantiating-devices: rearrange static instatiation
  docs: i2c: instantiating-devices: fix internal hyperlink
  docs: i2c: smbus-protocol: improve I2C Block transactions description
  docs: i2c: smbus-protocol: fix punctuation
  docs: i2c: smbus-protocol: fix typo
  ...
2020-02-07 12:54:13 -08:00
Linus Torvalds
ba7dcfc7ba Additional power management updates for 5.6-rc1
Update the recently merged CPR (Core Power Reduction) support in the
 AVS (Adaptive Voltage Scaling) subsystem (Brendan Higgins, Nathan
 Chancellor, Niklas Cassel) and the rockchip-io AVS driver (Heiko
 Stuebner), add two more module parameters to intel_idle on top of the
 recently merged material, clean up a piece of cpuidle documentation
 and consolidate system sleep states documentation (Rafael Wysocki).
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Merge tag 'pm-5.6-rc1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull more power management updates from Rafael Wysocki:

 - Update the recently merged CPR (Core Power Reduction) support in the
   AVS (Adaptive Voltage Scaling) subsystem (Brendan Higgins, Nathan
   Chancellor, Niklas Cassel)

 - Update the rockchip-io AVS driver (Heiko Stuebner)

 - Add two more module parameters to intel_idle on top of the recently
   merged material (Rafael Wysocki)

 - Clean up a piece of cpuidle documentation and consolidate system
   sleep states documentation (Rafael Wysocki)

* tag 'pm-5.6-rc1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  cpuidle: Documentation: Clean up PM QoS description
  Documentation: admin-guide: PM: Update sleep states documentation
  intel_idle: Introduce 'states_off' module parameter
  intel_idle: Introduce 'use_acpi' module parameter
  power: avs: qcom-cpr: Avoid clang -Wsometimes-uninitialized in cpr_scale
  power: avs: qcom-cpr: add unspecified HAS_IOMEM dependency
  PM / AVS: rockchip-io: fix the supply naming for the emmc supply on px30
  power: avs: qcom-cpr: add a printout after the driver has been initialized
2020-02-07 12:49:10 -08:00
Linus Torvalds
8bf5973a4e A collection of fixes that would be good to get merged before -rc1.
- Make of_clk.h self contained
  - Fix new qcom DT bindings that just merged to match the DTS files
  - Fix qcom clk driver to properly detect DFS clk frequencies
  - Fix the ls1028a driver to not deref a pointer before assigning it
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Merge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clk fixes from Stephen Boyd:
 "A collection of fixes:

   - Make of_clk.h self contained

   - Fix new qcom DT bindings that just merged to match the DTS files

   - Fix qcom clk driver to properly detect DFS clk frequencies

   - Fix the ls1028a driver to not deref a pointer before assigning it"

* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  of: clk: Make <linux/of_clk.h> self-contained
  clk: qcom: Use ARRAY_SIZE in videocc-sc7180 for parent clocks
  clk: qcom: Get rid of the test clock for videocc-sc7180
  dt-bindings: clock: Cleanup qcom,videocc bindings for sdm845/sc7180
  clk: qcom: Use ARRAY_SIZE in gpucc-sc7180 for parent clocks
  clk: qcom: Get rid of the test clock for gpucc-sc7180
  dt-bindings: clock: Fix qcom,gpucc bindings for sdm845/sc7180/msm8998
  clk: qcom: Use ARRAY_SIZE in dispcc-sc7180 for parent clocks
  clk: qcom: Get rid of the test clock for dispcc-sc7180
  clk: qcom: Get rid of fallback global names for dispcc-sc7180
  dt-bindings: clock: Fix qcom,dispcc bindings for sdm845/sc7180
  clk: qcom: rcg2: Don't crash if our parent can't be found; return an error
  clk: ls1028a: fix a dereference of pointer 'parent' before a null check
  dt-bindings: clk: qcom: Fix self-validation, split, and clean cruft
  clk: qcom: Don't overwrite 'cfg' in clk_rcg2_dfs_populate_freq()
2020-02-07 12:40:50 -08:00
Linus Torvalds
b34f01f76a linux-watchdog 5.6-rc1 tag
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Merge tag 'linux-watchdog-5.6-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - add IT8786 chipset ID

 - addition of sam9x60 compatible watchdog

 - da9062 improvements

 - fix UAF in reboot notifier handling in watchdog core code

 - other fixes and small improvements

* tag 'linux-watchdog-5.6-rc1' of git://www.linux-watchdog.org/linux-watchdog:
  watchdog: da9062: make restart handler atomic safe
  watchdog: mtk_wdt: mt2712: Add reset controller
  watchdog: mtk_wdt: mt8183: Add reset controller
  dt-bindings: mediatek: mt2712: Add #reset-cells
  dt-bindings: mediatek: mt8183: Add #reset-cells
  dt-bindings: watchdog: da9062: add suspend disable option
  watchdog: it87_wdt: add IT8786 ID
  watchdog: dw_wdt: ping watchdog to reset countdown before start
  watchdog: fix UAF in reboot notifier handling in watchdog core code
  watchdog: cadence: Skip printing pointer value
  watchdog: qcom: Use platform_get_irq_optional() for bark irq
  watchdog: da9062: add power management ops
  watchdog: make DesignWare watchdog allow users to set bigger timeout value
  drivers: watchdog: stm32_iwdg: set WDOG_HW_RUNNING at probe
  watchdog: sama5d4_wdt: addition of sam9x60 compatible watchdog
2020-02-07 12:30:16 -08:00
Eric Sandeen
96cafb9ccb fs_parser: remove fs_parameter_description name field
Unused now.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2020-02-07 14:48:36 -05:00
Al Viro
aa1918f949 get rid of fs_value_is_filename_empty
Its behaviour is identical to that of fs_value_is_filename.
It makes no sense, anyway - LOOKUP_EMPTY affects nothing
whatsoever once the pathname has been imported from userland.
And both fs_value_is_filename and fs_value_is_filename_empty
carry an already imported pathname.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2020-02-07 14:48:30 -05:00
Rafael J. Wysocki
332008256f Merge branches 'pm-avs' and 'pm-cpuidle'
* pm-avs:
  power: avs: qcom-cpr: Avoid clang -Wsometimes-uninitialized in cpr_scale
  power: avs: qcom-cpr: add unspecified HAS_IOMEM dependency
  PM / AVS: rockchip-io: fix the supply naming for the emmc supply on px30
  power: avs: qcom-cpr: add a printout after the driver has been initialized

* pm-cpuidle:
  cpuidle: Documentation: Clean up PM QoS description
  intel_idle: Introduce 'states_off' module parameter
  intel_idle: Introduce 'use_acpi' module parameter
2020-02-07 11:01:40 +01:00
Damien Le Moal
fcb9c24bef zonefs: Add documentation
Add the new file Documentation/filesystems/zonefs.txt to document
zonefs principles and user-space tool usage.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
2020-02-07 14:40:13 +09:00
Linus Torvalds
90568ecf56 s390:
* fix register corruption
 * ENOTSUPP/EOPNOTSUPP mixed
 * reset cleanups/fixes
 * selftests
 
 x86:
 * Bug fixes and cleanups
 * AMD support for APIC virtualization even in combination with
   in-kernel PIT or IOAPIC.
 
 MIPS:
 * Compilation fix.
 
 Generic:
 * Fix refcount overflow for zero page.
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Merge tag 'kvm-5.6-2' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull more KVM updates from Paolo Bonzini:
 "s390:
   - fix register corruption
   - ENOTSUPP/EOPNOTSUPP mixed
   - reset cleanups/fixes
   - selftests

  x86:
   - Bug fixes and cleanups
   - AMD support for APIC virtualization even in combination with
     in-kernel PIT or IOAPIC.

  MIPS:
   - Compilation fix.

  Generic:
   - Fix refcount overflow for zero page"

* tag 'kvm-5.6-2' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (42 commits)
  KVM: vmx: delete meaningless vmx_decache_cr0_guest_bits() declaration
  KVM: x86: Mark CR4.UMIP as reserved based on associated CPUID bit
  x86: vmxfeatures: rename features for consistency with KVM and manual
  KVM: SVM: relax conditions for allowing MSR_IA32_SPEC_CTRL accesses
  KVM: x86: Fix perfctr WRMSR for running counters
  x86/kvm/hyper-v: don't allow to turn on unsupported VMX controls for nested guests
  x86/kvm/hyper-v: move VMX controls sanitization out of nested_enable_evmcs()
  kvm: mmu: Separate generating and setting mmio ptes
  kvm: mmu: Replace unsigned with unsigned int for PTE access
  KVM: nVMX: Remove stale comment from nested_vmx_load_cr3()
  KVM: MIPS: Fold comparecount_func() into comparecount_wakeup()
  KVM: MIPS: Fix a build error due to referencing not-yet-defined function
  x86/kvm: do not setup pv tlb flush when not paravirtualized
  KVM: fix overflow of zero page refcount with ksm running
  KVM: x86: Take a u64 when checking for a valid dr7 value
  KVM: x86: use raw clock values consistently
  KVM: x86: reorganize pvclock_gtod_data members
  KVM: nVMX: delete meaningless nested_vmx_run() declaration
  KVM: SVM: allow AVIC without split irqchip
  kvm: ioapic: Lazy update IOAPIC EOI
  ...
2020-02-06 09:07:45 -08:00
Daniel W. S. Almeida
8ab13bca42 Documentation: filesystems: convert fuse to RST
Converts fuse.txt to reStructuredText format, improving the presentation
without changing much of the underlying content.

Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
2020-02-06 16:39:28 +01:00
Linus Torvalds
e310396bb8 Tracing updates:
- Added new "bootconfig".
    Looks for a file appended to initrd to add boot config options.
    This has been discussed thoroughly at Linux Plumbers.
    Very useful for adding kprobes at bootup.
    Only enabled if "bootconfig" is on the real kernel command line.
 
  - Created dynamic event creation.
    Merges common code between creating synthetic events and
      kprobe events.
 
  - Rename perf "ring_buffer" structure to "perf_buffer"
 
  - Rename ftrace "ring_buffer" structure to "trace_buffer"
    Had to rename existing "trace_buffer" to "array_buffer"
 
  - Allow trace_printk() to work withing (some) tracing code.
 
  - Sort of tracing configs to be a little better organized
 
  - Fixed bug where ftrace_graph hash was not being protected properly
 
  - Various other small fixes and clean ups
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Merge tag 'trace-v5.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing updates from Steven Rostedt:

 - Added new "bootconfig".

   This looks for a file appended to initrd to add boot config options,
   and has been discussed thoroughly at Linux Plumbers.

   Very useful for adding kprobes at bootup.

   Only enabled if "bootconfig" is on the real kernel command line.

 - Created dynamic event creation.

   Merges common code between creating synthetic events and kprobe
   events.

 - Rename perf "ring_buffer" structure to "perf_buffer"

 - Rename ftrace "ring_buffer" structure to "trace_buffer"

   Had to rename existing "trace_buffer" to "array_buffer"

 - Allow trace_printk() to work withing (some) tracing code.

 - Sort of tracing configs to be a little better organized

 - Fixed bug where ftrace_graph hash was not being protected properly

 - Various other small fixes and clean ups

* tag 'trace-v5.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (88 commits)
  bootconfig: Show the number of nodes on boot message
  tools/bootconfig: Show the number of bootconfig nodes
  bootconfig: Add more parse error messages
  bootconfig: Use bootconfig instead of boot config
  ftrace: Protect ftrace_graph_hash with ftrace_sync
  ftrace: Add comment to why rcu_dereference_sched() is open coded
  tracing: Annotate ftrace_graph_notrace_hash pointer with __rcu
  tracing: Annotate ftrace_graph_hash pointer with __rcu
  bootconfig: Only load bootconfig if "bootconfig" is on the kernel cmdline
  tracing: Use seq_buf for building dynevent_cmd string
  tracing: Remove useless code in dynevent_arg_pair_add()
  tracing: Remove check_arg() callbacks from dynevent args
  tracing: Consolidate some synth_event_trace code
  tracing: Fix now invalid var_ref_vals assumption in trace action
  tracing: Change trace_boot to use synth_event interface
  tracing: Move tracing selftests to bottom of menu
  tracing: Move mmio tracer config up with the other tracers
  tracing: Move tracing test module configs together
  tracing: Move all function tracing configs together
  tracing: Documentation for in-kernel synthetic event API
  ...
2020-02-06 07:12:11 +00:00
Linus Torvalds
4c7d00ccf4 pwm: Changes for v5.6-rc1
This set of changes are mostly cleanups and minor improvements with some
 new chip support for some drivers.
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Merge tag 'pwm/for-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm

Pull pwm updates from Thierry Reding:
 "Mostly cleanups and minor improvements with some new chip support for
  some drivers"

* tag 'pwm/for-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: (37 commits)
  pwm: Remove set but not set variable 'pwm'
  pwm: sun4i: Initialize variables before use
  pwm: stm32: Remove automatic output enable
  pwm: sun4i: Narrow scope of local variable
  pwm: bcm2835: Allow building for ARCH_BRCMSTB
  pwm: imx27: Eliminate error message for defer probe
  pwm: sun4i: Fix inconsistent IS_ERR and PTR_ERR
  pwm: sun4i: Move pwm_calculate() out of spin_lock()
  pwm: omap-dmtimer: Allow compiling with COMPILE_TEST
  pwm: omap-dmtimer: put_device() after of_find_device_by_node()
  pwm: omap-dmtimer: Simplify error handling
  pwm: omap-dmtimer: Remove PWM chip in .remove before making it unfunctional
  pwm: Implement tracing for .get_state() and .apply_state()
  pwm: rcar: Document inability to set duty_cycle = 0
  pwm: rcar: Drop useless call to pwm_get_state()
  pwm: Fix minor Kconfig whitespace issues
  pwm: atmel: Implement .get_state()
  pwm: atmel: Use register accessors for channels
  pwm: atmel: Document known weaknesses of both hardware and software
  pwm: atmel: Replace loop in prescale calculation by ad-hoc calculation
  ...
2020-02-05 18:11:51 +00:00
Linus Torvalds
18ea671ba4 dmaengine fixes for v5.6-rc1
Fixes for:
  - Documentation build error fix
  - Fix dma_request_chan() error return
  - Remove unneeded conversion in idxd driver
  - Fix pointer check for dma_async_device_channel_register()
  - Fix slave-channel symlink cleanup
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Merge tag 'dmaengine-fix-5.6-rc1' of git://git.infradead.org/users/vkoul/slave-dma

Pull dmaengine fixes from Vinod Koul:
 "Fixes for:

   - Documentation build error fix

   - Fix dma_request_chan() error return

   - Remove unneeded conversion in idxd driver

   - Fix pointer check for dma_async_device_channel_register()

   - Fix slave-channel symlink cleanup"

* tag 'dmaengine-fix-5.6-rc1' of git://git.infradead.org/users/vkoul/slave-dma:
  dmaengine: Cleanups for the slave <-> channel symlink support
  dmaengine: fix null ptr check for __dma_async_device_channel_register()
  dmaengine: idxd: fix boolconv.cocci warnings
  dmaengine: Fix return value for dma_request_chan() in case of failure
  dmaengine: doc: Properly indent metadata title
2020-02-05 18:07:39 +00:00
Linus Torvalds
4fc2ea6a86 IOMMU Updates for Linux v5.6
Including:
 
 	- Allow to compile the ARM-SMMU drivers as modules.
 
 	- Fixes and cleanups for the ARM-SMMU drivers and io-pgtable code
 	  collected by Will Deacon. The merge-commit (6855d1ba75) has all the
 	  details.
 
 	- Cleanup of the iommu_put_resv_regions() call-backs in various drivers.
 
 	- AMD IOMMU driver cleanups.
 
 	- Update for the x2APIC support in the AMD IOMMU driver.
 
 	- Preparation patches for Intel VT-d nested mode support.
 
 	- RMRR and identity domain handling fixes for the Intel VT-d driver.
 
 	- More small fixes and cleanups.
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Merge tag 'iommu-updates-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu updates from Joerg Roedel:

 - Allow compiling the ARM-SMMU drivers as modules.

 - Fixes and cleanups for the ARM-SMMU drivers and io-pgtable code
   collected by Will Deacon. The merge-commit (6855d1ba75) has all the
   details.

 - Cleanup of the iommu_put_resv_regions() call-backs in various
   drivers.

 - AMD IOMMU driver cleanups.

 - Update for the x2APIC support in the AMD IOMMU driver.

 - Preparation patches for Intel VT-d nested mode support.

 - RMRR and identity domain handling fixes for the Intel VT-d driver.

 - More small fixes and cleanups.

* tag 'iommu-updates-v5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: (87 commits)
  iommu/amd: Remove the unnecessary assignment
  iommu/vt-d: Remove unnecessary WARN_ON_ONCE()
  iommu/vt-d: Unnecessary to handle default identity domain
  iommu/vt-d: Allow devices with RMRRs to use identity domain
  iommu/vt-d: Add RMRR base and end addresses sanity check
  iommu/vt-d: Mark firmware tainted if RMRR fails sanity check
  iommu/amd: Remove unused struct member
  iommu/amd: Replace two consecutive readl calls with one readq
  iommu/vt-d: Don't reject Host Bridge due to scope mismatch
  PCI/ATS: Add PASID stubs
  iommu/arm-smmu-v3: Return -EBUSY when trying to re-add a device
  iommu/arm-smmu-v3: Improve add_device() error handling
  iommu/arm-smmu-v3: Use WRITE_ONCE() when changing validity of an STE
  iommu/arm-smmu-v3: Add second level of context descriptor table
  iommu/arm-smmu-v3: Prepare for handling arm_smmu_write_ctx_desc() failure
  iommu/arm-smmu-v3: Propagate ssid_bits
  iommu/arm-smmu-v3: Add support for Substream IDs
  iommu/arm-smmu-v3: Add context descriptor tables allocators
  iommu/arm-smmu-v3: Prepare arm_smmu_s1_cfg for SSID support
  ACPI/IORT: Parse SSID property of named component node
  ...
2020-02-05 17:49:54 +00:00
Linus Torvalds
d271ab2923 xen: branch for v5.6-rc1
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Merge tag 'for-linus-5.6-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip

Pull xen updates from Juergen Gross:

 - fix a bug introduced in 5.5 in the Xen gntdev driver

 - fix the Xen balloon driver when running on ancient Xen versions

 - allow Xen stubdoms to control interrupt enable flags of
   passed-through PCI cards

 - release resources in Xen backends under memory pressure

* tag 'for-linus-5.6-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  xen/blkback: Consistently insert one empty line between functions
  xen/blkback: Remove unnecessary static variable name prefixes
  xen/blkback: Squeeze page pools if a memory pressure is detected
  xenbus/backend: Protect xenbus callback with lock
  xenbus/backend: Add memory pressure handler callback
  xen/gntdev: Do not use mm notifiers with autotranslating guests
  xen/balloon: Support xend-based toolstack take two
  xen-pciback: optionally allow interrupt enable flag writes
2020-02-05 17:44:14 +00:00
Linus Torvalds
2634744bf3 Devicetree fixes for v5.6:
- Fix incorrect $id paths in schemas
 
 - 2 fixes for Intel LGM SoC binding schemas
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Merge tag 'devicetree-fixes-for-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree fixes from Rob Herring:

 - Fix incorrect $id paths in schemas

 - Two fixes for Intel LGM SoC binding schemas

* tag 'devicetree-fixes-for-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  dt-bindings: Fix paths in schema $id fields
  dt-bindings: PCI: intel: Fix dt_binding_check compilation failure
  dt-bindings: phy: Fix errors in intel,lgm-emmc-phy example
2020-02-05 17:37:25 +00:00
Linus Torvalds
cfb4b571e8 s390 updates for the 5.6 merge window
- Add KPROBES_ON_FTRACE support.
 
 - Add EP11 AES secure keys support.
 
 - PAES rework and prerequisites for paes-s390 ciphers selftests.
 
 - Fix page table upgrade for hugetlbfs.
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Merge tag 's390-5.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull more s390 updates from Vasily Gorbik:
 "The second round of s390 fixes and features for 5.6:

   - Add KPROBES_ON_FTRACE support

   - Add EP11 AES secure keys support

   - PAES rework and prerequisites for paes-s390 ciphers selftests

   - Fix page table upgrade for hugetlbfs"

* tag 's390-5.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/pkey/zcrypt: Support EP11 AES secure keys
  s390/zcrypt: extend EP11 card and queue sysfs attributes
  s390/zcrypt: add new low level ep11 functions support file
  s390/zcrypt: ep11 structs rework, export zcrypt_send_ep11_cprb
  s390/zcrypt: enable card/domain autoselect on ep11 cprbs
  s390/crypto: enable clear key values for paes ciphers
  s390/pkey: Add support for key blob with clear key value
  s390/crypto: Rework on paes implementation
  s390: support KPROBES_ON_FTRACE
  s390/mm: fix dynamic pagetable upgrade for hugetlbfs
2020-02-05 17:33:35 +00:00
Randy Dunlap
599e6f8d3d Documentation: changes.rst: update several outdated project URLs
Update projects URLs in the changes.rst file.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Acked-by: Theodore Ts'o <tytso@mit.edu>
Link: https://lore.kernel.org/r/a9c3c509-8f30-fcc4-d9e0-b53aeaa89e4f@infradead.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2020-02-05 10:32:57 -07:00