Граф коммитов

50610 Коммитов

Автор SHA1 Сообщение Дата
Amireddy Mallikarjuna reddy b113a7f198 dt-bindings: leds: Add bindings for Intel LGM SoC
Add DT bindings YAML schema for SSO controller driver
of Lightning Mountain (LGM) SoC.

Signed-off-by: Amireddy Mallikarjuna reddy <mallikarjunax.reddy@linux.intel.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Rob Herring <robh@kernel.org>
2021-02-19 11:39:48 +01:00
Bjorn Andersson b1b805f3cb dt-bindings: dp-connector: Drop maxItems from -supply
The meta-schema recently gained a definition for the common -supply$
property, which denotes that maxItems is not a valid property. Drop this
to clear up the binding validation error.

Fixes: a46c112512 ("dt-bindings: dp-connector: add binding for DisplayPort connector")
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
(cherry picked from commit ca230ab187)
Link: https://patchwork.freedesktop.org/patch/msgid/20210120175922.1579835-1-bjorn.andersson@linaro.org
2021-02-18 09:10:30 -06:00
Florian Fainelli 96313e1db8 net: mdio: Remove of_phy_attach()
We have no in-tree users, also update the sfp-phylink.rst documentation
to indicate that phy_attach_direct() is used instead of of_phy_attach().

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-17 13:17:49 -08:00
Takashi Iwai 0c8e97c86b ASoC: Updates for v5.12
Another quiet release in terms of features, though several of the
 drivers got quite a bit of work and there were a lot of general changes
 resulting from Morimoto-san's ongoing cleanup work.
 
  - As ever, lots of hard work by Morimoto-san cleaning up the code and
    making it more consistent.
  - Many improvements in the Intel drivers including a wide range of
    quirks and bug fixes.
  - A KUnit testsuite for the topology code.
  - Support for Ingenic JZ4760(B), Intel AlderLake-P, DT configured
    nVidia cards, Qualcomm lpass-rx-macro and lpass-tx-macro
  - Removal of obsolete SIRF prima/atlas, Txx9 and ZTE zx drivers.
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Merge tag 'asoc-v5.12' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Updates for v5.12

Another quiet release in terms of features, though several of the
drivers got quite a bit of work and there were a lot of general changes
resulting from Morimoto-san's ongoing cleanup work.

 - As ever, lots of hard work by Morimoto-san cleaning up the code and
   making it more consistent.
 - Many improvements in the Intel drivers including a wide range of
   quirks and bug fixes.
 - A KUnit testsuite for the topology code.
 - Support for Ingenic JZ4760(B), Intel AlderLake-P, DT configured
   nVidia cards, Qualcomm lpass-rx-macro and lpass-tx-macro
 - Removal of obsolete SIRF prima/atlas, Txx9 and ZTE zx drivers.
2021-02-17 21:16:27 +01:00
Mark Brown 0969db0d8d
Merge remote-tracking branch 'asoc/for-5.12' into asoc-linus 2021-02-17 18:52:26 +00:00
Michal Hocko 6ef869e064 preempt: Introduce CONFIG_PREEMPT_DYNAMIC
Preemption mode selection is currently hardcoded on Kconfig choices.
Introduce a dedicated option to tune preemption flavour at boot time,

This will be only available on architectures efficiently supporting
static calls in order not to tempt with the feature against additional
overhead that might be prohibitive or undesirable.

CONFIG_PREEMPT_DYNAMIC is automatically selected by CONFIG_PREEMPT if
the architecture provides the necessary support (CONFIG_STATIC_CALL_INLINE,
CONFIG_GENERIC_ENTRY, and provide with __preempt_schedule_function() /
__preempt_schedule_notrace_function()).

Suggested-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
[peterz: relax requirement to HAVE_STATIC_CALL]
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lkml.kernel.org/r/20210118141223.123667-5-frederic@kernel.org
2021-02-17 14:12:24 +01:00
Ingo Molnar ed3cd45f8c Linux 5.11
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Merge tag 'v5.11' into sched/core, to pick up fixes & refresh the branch

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2021-02-17 14:04:39 +01:00
Ben Widawsky 583fa5e71c cxl/mem: Add basic IOCTL interface
Add a straightforward IOCTL that provides a mechanism for userspace to
query the supported memory device commands. CXL commands as they appear
to userspace are described as part of the UAPI kerneldoc. The command
list returned via this IOCTL will contain the full set of commands that
the driver supports, however, some of those commands may not be
available for use by userspace.

Memory device commands first appear in the CXL 2.0 specification. They
are submitted through a mailbox mechanism specified in the CXL 2.0
specification.

The send command allows userspace to issue mailbox commands directly to
the hardware. The list of available commands to send are the output of
the query command. The driver verifies basic properties of the command
and possibly inspect the input (or output) payload to determine whether
or not the command is allowed (or might taint the kernel).

Reported-by: kernel test robot <lkp@intel.com> # bug in earlier revision
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Ben Widawsky <ben.widawsky@intel.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com> (v2)
Cc: Al Viro <viro@zeniv.linux.org.uk>
Link: https://lore.kernel.org/r/20210217040958.1354670-5-ben.widawsky@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2021-02-16 20:36:38 -08:00
Dan Williams b39cb1052a cxl/mem: Register CXL memX devices
Create the /sys/bus/cxl hierarchy to enumerate:

* Memory Devices (per-endpoint control devices)

* Memory Address Space Devices (platform address ranges with
  interleaving, performance, and persistence attributes)

* Memory Regions (active provisioned memory from an address space device
  that is in use as System RAM or delegated to libnvdimm as Persistent
  Memory regions).

For now, only the per-endpoint control devices are registered on the
'cxl' bus. However, going forward it will provide a mechanism to
coordinate cross-device interleave.

Signed-off-by: Ben Widawsky <ben.widawsky@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> (v2)
Link: https://lore.kernel.org/r/20210217040958.1354670-4-ben.widawsky@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2021-02-16 20:36:38 -08:00
Ben Widawsky 8adaf747c9 cxl/mem: Find device capabilities
Provide enough functionality to utilize the mailbox of a memory device.
The mailbox is used to interact with the firmware running on the memory
device. The flow is proven with one implemented command, "identify".
Because the class code has already told the driver this is a memory
device and the identify command is mandatory.

CXL devices contain an array of capabilities that describe the
interactions software can have with the device or firmware running on
the device. A CXL compliant device must implement the device status and
the mailbox capability. Additionally, a CXL compliant memory device must
implement the memory device capability. Each of the capabilities can
[will] provide an offset within the MMIO region for interacting with the
CXL device.

The capabilities tell the driver how to find and map the register space
for CXL Memory Devices. The registers are required to utilize the CXL
spec defined mailbox interface. The spec outlines two mailboxes, primary
and secondary. The secondary mailbox is earmarked for system firmware,
and not handled in this driver.

Primary mailboxes are capable of generating an interrupt when submitting
a background command. That implementation is saved for a later time.

Reported-by: Colin Ian King <colin.king@canonical.com> (coverity)
Reported-by: Dan Carpenter <dan.carpenter@oracle.com> (smatch)
Signed-off-by: Ben Widawsky <ben.widawsky@intel.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com> (v2)
Link: https://www.computeexpresslink.org/download-the-specification
Link: https://lore.kernel.org/r/20210217040958.1354670-3-ben.widawsky@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2021-02-16 20:36:38 -08:00
Dan Williams 4cdadfd5e0 cxl/mem: Introduce a driver for CXL-2.0-Type-3 endpoints
The CXL.mem protocol allows a device to act as a provider of "System
RAM" and/or "Persistent Memory" that is fully coherent as if the memory
was attached to the typical CPU memory controller.

With the CXL-2.0 specification a PCI endpoint can implement a "Type-3"
device interface and give the operating system control over "Host
Managed Device Memory". See section 2.3 Type 3 CXL Device.

The memory range exported by the device may optionally be described by
the platform firmware memory map, or by infrastructure like LIBNVDIMM to
provision persistent memory capacity from one, or more, CXL.mem devices.

A pre-requisite for Linux-managed memory-capacity provisioning is this
cxl_mem driver that can speak the mailbox protocol defined in section
8.2.8.4 Mailbox Registers.

For now just land the initial driver boiler-plate and Documentation/
infrastructure.

Signed-off-by: Ben Widawsky <ben.widawsky@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: David Rientjes <rientjes@google.com> (v1)
Cc: Jonathan Corbet <corbet@lwn.net>
Link: https://www.computeexpresslink.org/download-the-specification
Link: https://lore.kernel.org/r/20210217040958.1354670-2-ben.widawsky@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2021-02-16 20:36:38 -08:00
David S. Miller d489ded1a3 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2021-02-16 17:51:13 -08:00
Pavana Sharma 7331d1d462 net: phy: Add 5GBASER interface mode
Add 5GBASE-R phy interface mode

Signed-off-by: Pavana Sharma <pavana.sharma@digi.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-16 14:15:12 -08:00
Pavana Sharma 4b08de9090 dt-bindings: net: Add 5GBASER phy interface
Add 5gbase-r PHY interface mode.

Signed-off-by: Pavana Sharma <pavana.sharma@digi.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-16 14:15:12 -08:00
Stephen Boyd 4d5c4ae329 Merge branches 'clk-socfpga', 'clk-mstar', 'clk-qcom' and 'clk-warnings' into clk-next
- PLL support on MStar/SigmaStar ARMv7 SoCs
 - CPU clks for Qualcomm SDX55
 - GCC and RPMh clks for Qualcomm SC8180x and SC7280 SoCs
 - GCC clks for Qualcomm SM8350
 - Video clk fixups on Qualcomm SM8250
 - GPU clks for Qualcomm SDM660/SDM630
 - Improvements for multimedia clks on Qualcomm MSM8998
 - Fix many warnings with W=1 enabled builds under drivers/clk/

* clk-socfpga:
  clk: socfpga: agilex: add clock driver for eASIC N5X platform
  dt-bindings: documentation: add clock bindings information for eASIC N5X

* clk-mstar:
  clk: mstar: msc313-mpll: Fix format specifier
  clk: mstar: Allow MStar clk drivers to be compile tested
  clk: mstar: MStar/SigmaStar MPLL driver
  clk: fixed: add devm helper for clk_hw_register_fixed_factor()
  dt-bindings: clk: mstar msc313 mpll binding description
  dt-bindings: clk: mstar msc313 mpll binding header

* clk-qcom: (42 commits)
  clk: qcom: Add Global Clock controller (GCC) driver for SC7280
  dt-bindings: clock: Add SC7280 GCC clock binding
  clk: qcom: rpmh: Add support for RPMH clocks on SC7280
  dt-bindings: clock: Add RPMHCC bindings for SC7280
  clk: qcom: gcc-sm8350: add gdsc
  dt-bindings: clock: Add QCOM SDM630 and SDM660 graphics clock bindings
  clk: qcom: Add SDM660 GPU Clock Controller (GPUCC) driver
  clk: qcom: mmcc-msm8996: Migrate gfx3d clock to clk_rcg2_gfx3d
  clk: qcom: rcg2: Stop hardcoding gfx3d pingpong parent numbers
  dt-bindings: clock: Add support for the SDM630 and SDM660 mmcc
  clk: qcom: Add SDM660 Multimedia Clock Controller (MMCC) driver
  clk: qcom: gcc-sdm660: Mark GPU CFG AHB clock as critical
  clk: qcom: gcc-sdm660: Mark MMSS NoC CFG AHB clock as critical
  clk: qcom: gpucc-msm8998: Allow fabia gpupll0 rate setting
  clk: qcom: gpucc-msm8998: Add resets, cxc, fix flags on gpu_gx_gdsc
  clk: qcom: gdsc: Implement NO_RET_PERIPH flag
  clk: qcom: mmcc-msm8998: Set bimc_smmu_gdsc always on
  clk: qcom: mmcc-msm8998: Add hardware clockgating registers to some clks
  clk: qcom: gcc-msm8998: Fix Alpha PLL type for all GPLLs
  clk: qcom: gcc-msm8998: Mark gpu_cfg_ahb_clk as critical
  ...

* clk-warnings: (27 commits)
  clk: zynq: clkc: Remove various instances of an unused variable 'clk'
  clk: versatile: clk-icst: Fix worthy struct documentation block
  clk: ti: gate: Fix possible doc-rot in 'omap36xx_gate_clk_enable_with_hsdiv_restore'
  clk: ti: dpll: Fix misnaming of '_register_dpll()'s 'user' parameter
  clk: ti: clockdomain: Fix description for 'omap2_init_clk_clkdm's hw param
  clk: st: clkgen-fsyn: Fix worthy struct documentation demote partially filled one
  clk: st: clkgen-pll: Demote unpopulated kernel-doc header
  clk: mvebu: ap-cpu-clk: Demote non-conformant kernel-doc header
  clk: socfpga: clk-pll-a10: Remove set but unused variable 'rc'
  clk: socfpga: clk-pll: Remove unused variable 'rc'
  clk: sifive: fu540-prci: Declare static const variable 'prci_clk_fu540' where it's used
  clk: bcm: clk-iproc-pll: Demote kernel-doc abuse
  clk: zynqmp: divider: Add missing description for 'max_div'
  clk: spear: Move prototype to accessible header
  clk: qcom: clk-rpm: Remove a bunch of superfluous code
  clk: clk-xgene: Add description for 'mask' and fix formatting for 'flags'
  clk: qcom: mmcc-msm8974: Remove unused static const tables 'mmcc_xo_mmpll0_1_2_gpll0{map}'
  clk: clk-npcm7xx: Remove unused static const tables 'npcm7xx_gates' and 'npcm7xx_divs_fx'
  clk: clk-fixed-mmio: Demote obvious kernel-doc abuse
  clk: qcom: gcc-ipq4019: Remove unused variable 'ret'
  ...
2021-02-16 14:09:24 -08:00
Stephen Boyd 11f83102d8 Merge branches 'clk-vc5', 'clk-silabs', 'clk-aspeed', 'clk-qoriq' and 'clk-rohm' into clk-next
- Support crystal load capacitance for Versaclock VC5
 - Add a "skip recall" DT binding for Silicon Labs' si570 to avoid glitches at boot

* clk-vc5:
  clk: vc5: Add support for optional load capacitance
  dt-bindings: clk: versaclock5: Add optional load capacitance property

* clk-silabs:
  clk: si570: Skip NVM to RAM recall operation if an optional property is set
  dt-bindings: clock: si570: Add 'silabs,skip-recall' property

* clk-aspeed:
  clk: aspeed: Fix APLL calculate formula from ast2600-A2

* clk-qoriq:
  clk: qoriq: use macros to generate pll_mask

* clk-rohm:
  clk: BD718x7: Do not depend on parent driver data
2021-02-16 14:09:12 -08:00
Stephen Boyd 242d8cf626 Merge branches 'clk-mediatek', 'clk-imx', 'clk-amlogic' and 'clk-at91' into clk-next
* clk-mediatek:
  clk: mediatek: mux: Update parent at enable time
  clk: mediatek: mux: Drop unused clock ops
  clk: mediatek: Select all the MT8183 clocks by default

* clk-imx:
  dt-bindings: clock: imx: Switch to my personal address
  MAINTAINERS: Add section for NXP i.MX clock drivers
  clk: imx: Move 'imx6sl_set_wait_clk()'s prototype out to accessible header
  clk: imx8mn: add clkout1/2 support
  clk: imx8mm: add clkout1/2 support
  clk: imx8mq: add PLL monitor output
  clk: imx: clk-imx31: Remove unused static const table 'uart_clks'
  clk: imx6q: demote warning about pre-boot ldb_di_clk reparenting
  clk: imx: clk-imx8qxp: Add some SCU clocks support for MIPI-LVDS subsystems
  clk: imx: clk-imx8qxp: Register DC0 display clocks with imx_clk_scu2()
  clk: imx: clk-imx8qxp: Add SCU clocks support for DC0 bypass clocks
  clk: imx: clk-imx8qxp: Add SCU clocks support for DC0 PLL clocks

* clk-amlogic:
  clk: meson: axg: Remove MIPI enable clock gate
  clk: meson-axg: remove CLKID_MIPI_ENABLE
  dt-bindings: clock: meson8b: remove non-existing clock macros
  clk: meson: meson8b: remove compatibility code for old .dtbs
  clk: meson: clk-pll: propagate the error from meson_clk_pll_set_rate()
  clk: meson: clk-pll: make "ret" a signed integer
  clk: meson: clk-pll: fix initializing the old rate (fallback) for a PLL

* clk-at91:
  clk: at91: Fix the declaration of the clocks
2021-02-16 14:09:08 -08:00
Stephen Boyd ee6b84a3fc Merge branch 'clk-unused' into clk-next
- Remove efm32 clk driver
 - Remove tango4 clk driver
 - Remove zte zx clk driver
 - Remove sirf prima2/atlast clk drivers
 - Remove u300 clk driver

* clk-unused:
  clk: remove u300 driver
  clk: remove sirf prima2/atlas drivers
  clk: remove zte zx driver
  clk: remove tango4 driver
  clk: Drop unused efm32gg driver
2021-02-16 14:08:51 -08:00
Stephen Boyd 0d7a660bfe Merge branches 'clk-doc', 'clk-renesas', 'clk-allwinner', 'clk-rockchip' and 'clk-xilinx' into clk-next
- Convert Xilinx VCU clk driver to a proper clk provider driver
 - Expose Xilinx ZynqMP clk driver to more platforms

* clk-doc:
  linux/clk.h: use correct kernel-doc notation for 2 functions

* clk-renesas: (21 commits)
  clk: renesas: cpg-mssr: Fix formatting issues for 'smstpcr_saved's documentation
  clk: renesas: r8a779a0: Add RAVB clocks
  clk: renesas: r8a779a0: Add I2C clocks
  dt-bindings: clock: renesas: rcar-usb2-clock-sel: Add support for RZ/G2 M/N/H
  clk: renesas: r8a779a0: Add SYS-DMAC clocks
  clk: renesas: r8a779a0: Add SDHI support
  clk: renesas: rcar-gen3: Factor out CPG library
  clk: renesas: rcar-gen3: Remove cpg_quirks access when registering SD clock
  clk: renesas: r8a779a0: Add MSIOF clocks
  clk: renesas: r8a779a0: Add PFC/GPIO clocks
  clk: renesas: r8a779a0: Fix parent of CBFUSA clock
  clk: renesas: r8a779a0: Remove non-existent S2 clock
  clk: renesas: r8a779a0: Add HSCIF support
  clk: renesas: r8a779a0: Add RWDT clocks
  clk: renesas: r8a779a0: Add VSPX clock support
  clk: renesas: r8a779a0: Add VSPD clock support
  clk: renesas: r8a779a0: Add FCPVD clock support
  clk: renesas: r8a77995: Add TMU clocks
  clk: renesas: r8a77990: Add TMU clocks
  clk: renesas: r8a77965: Add TMU clocks
  ...

* clk-allwinner:
  clk: sunxi-ng: Add support for the Allwinner H616 CCU
  clk: sunxi-ng: Add support for the Allwinner H616 R-CCU
  dt-bindings: clk: sunxi-ccu: Add compatible string for Allwinner H616
  clk: sunxi-ng: h6: Fix clock divider range on some clocks
  clk: sunxi: clk-mod0: Demote non-conformant kernel-doc header
  clk: sunxi: clk-a10-ve: Demote obvious kernel-doc abuse
  clk: sunxi: clk-sunxi: Demote a bunch of non-conformant kernel-doc headers
  clk: sunxi-ng: h6: Fix CEC clock
  clk: sunxi-ng: h6-r: Add R_APB2_RSB clock and reset

* clk-rockchip:
  clk: rockchip: fix DPHY gate locations on rk3368
  clk: rockchip: use clock id for SCLK_VIP_OUT on rk3368
  clk: rockchip: add clock id for SCLK_VIP_OUT on rk3368
  clk: rockchip: use clock ids for PCLK_DPHYRX and PCLK_DPHYTX0 on rk3368
  clk: rockchip: add clock ids for PCLK_DPHYRX and PCLK_DPHYTX0 on rk3368
  clk: rockchip: Demote non-conformant kernel-doc header in half-divider
  clk: rockchip: Demote kernel-doc abuses to standard comment blocks in plls
  clk: rockchip: Remove unused/undocumented struct members from clk-cpu
  clk: rockchip: Demote non-conformant kernel-doc headers in main clock code

* clk-xilinx:
  clk: xilinx: move xlnx_vcu clock driver from soc
  soc: xilinx: vcu: fix alignment to open parenthesis
  soc: xilinx: vcu: fix repeated word the in comment
  soc: xilinx: vcu: use bitfields for register definition
  soc: xilinx: vcu: remove calculation of PLL configuration
  soc: xilinx: vcu: make the PLL configurable
  soc: xilinx: vcu: make pll post divider explicit
  soc: xilinx: vcu: implement clock provider for output clocks
  soc: xilinx: vcu: register PLL as fixed rate clock
  soc: xilinx: vcu: implement PLL disable
  soc: xilinx: vcu: add helpers for configuring PLL
  soc: xilinx: vcu: add helper to wait for PLL locked
  soc: xilinx: vcu: drop coreclk from struct xlnx_vcu
  clk: divider: fix initialization with parent_hw
  ARM: dts: vcu: define indexes for output clocks
  clk: axi-clkgen: use devm_platform_ioremap_resource() short-hand
  dt-bindings: clock: adi,axi-clkgen: add compatible string for ZynqMP support
  clk: clk-axiclkgen: add ZynqMP PFD and VCO limits
  clk: axi-clkgen: replace ARCH dependencies with driver deps
2021-02-16 14:06:43 -08:00
David S. Miller b8af417e4d Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Daniel Borkmann says:

====================
pull-request: bpf-next 2021-02-16

The following pull-request contains BPF updates for your *net-next* tree.

There's a small merge conflict between 7eeba1706e ("tcp: Add receive timestamp
support for receive zerocopy.") from net-next tree and 9cacf81f81 ("bpf: Remove
extra lock_sock for TCP_ZEROCOPY_RECEIVE") from bpf-next tree. Resolve as follows:

  [...]
                lock_sock(sk);
                err = tcp_zerocopy_receive(sk, &zc, &tss);
                err = BPF_CGROUP_RUN_PROG_GETSOCKOPT_KERN(sk, level, optname,
                                                          &zc, &len, err);
                release_sock(sk);
  [...]

We've added 116 non-merge commits during the last 27 day(s) which contain
a total of 156 files changed, 5662 insertions(+), 1489 deletions(-).

The main changes are:

1) Adds support of pointers to types with known size among global function
   args to overcome the limit on max # of allowed args, from Dmitrii Banshchikov.

2) Add bpf_iter for task_vma which can be used to generate information similar
   to /proc/pid/maps, from Song Liu.

3) Enable bpf_{g,s}etsockopt() from all sock_addr related program hooks. Allow
   rewriting bind user ports from BPF side below the ip_unprivileged_port_start
   range, both from Stanislav Fomichev.

4) Prevent recursion on fentry/fexit & sleepable programs and allow map-in-map
   as well as per-cpu maps for the latter, from Alexei Starovoitov.

5) Add selftest script to run BPF CI locally. Also enable BPF ringbuffer
   for sleepable programs, both from KP Singh.

6) Extend verifier to enable variable offset read/write access to the BPF
   program stack, from Andrei Matei.

7) Improve tc & XDP MTU handling and add a new bpf_check_mtu() helper to
   query device MTU from programs, from Jesper Dangaard Brouer.

8) Allow bpf_get_socket_cookie() helper also be called from [sleepable] BPF
   tracing programs, from Florent Revest.

9) Extend x86 JIT to pad JMPs with NOPs for helping image to converge when
   otherwise too many passes are required, from Gary Lin.

10) Verifier fixes on atomics with BPF_FETCH as well as function-by-function
    verification both related to zero-extension handling, from Ilya Leoshkevich.

11) Better kernel build integration of resolve_btfids tool, from Jiri Olsa.

12) Batch of AF_XDP selftest cleanups and small performance improvement
    for libbpf's xsk map redirect for newer kernels, from Björn Töpel.

13) Follow-up BPF doc and verifier improvements around atomics with
    BPF_FETCH, from Brendan Jackman.

14) Permit zero-sized data sections e.g. if ELF .rodata section contains
    read-only data from local variables, from Yonghong Song.

15) veth driver skb bulk-allocation for ndo_xdp_xmit, from Lorenzo Bianconi.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-16 13:14:06 -08:00
Steve French 731ddc09c2 cifs: documentation cleanup
Various minor changes to the admin-guide for cifs

Signed-off-by: Steve French <stfrench@microsoft.com>
2021-02-16 15:03:04 -06:00
Ed Tsai 092af2eb18 Documentation: f2fs: fix typo s/automaic/automatic
Fix typo in f2fs documentation.

Signed-off-by: Ed Tsai <ed.tsai@mediatek.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2021-02-16 07:58:35 -08:00
James Bottomley 52d0848e1d ABI: add sysfs description for tpm exports of PCR registers
Adds the ABI entries for the new

/sys/class/tpm/tpm<n>/pcr-<hash>/<m>

files which are added to export the PCR hash values on a one value per
file basis.

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Acked-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
2021-02-16 10:40:27 +02:00
Masahiro Yamada 2047ace966 kbuild: use always-y instead of extra-y
As commit d0e628cd81 ("kbuild: doc: clarify the difference between
extra-y and always-y") explained, extra-y should be used for listing
the prerequisites of vmlinux.

These targets are not related to vmlinux. always-y is a better fix.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
2021-02-16 12:01:45 +09:00
Masahiro Yamada 3d277907c2 kbuild: doc: remove "Objects which export symbols" section
EXPORT_SYMBOL is unrelated to makefiles. No need to mention it.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
2021-02-16 12:01:45 +09:00
Heiner Kallweit 93e8990c24 net: phy: rename PHY_IGNORE_INTERRUPT to PHY_MAC_INTERRUPT
Some internal PHY's have their events like link change reported by the
MAC interrupt. We have PHY_IGNORE_INTERRUPT to deal with this scenario.
I'm not too happy with this name. We don't ignore interrupts, typically
there is no interrupt exposed at a PHY level. So let's rename it to
PHY_MAC_INTERRUPT. This is in line with phy_mac_interrupt(), which is
called from the MAC interrupt handler to handle PHY events.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-15 15:20:49 -08:00
Nobuhiro Iwamatsu e6a395061c dt-bindings: net: Add DT bindings for Toshiba Visconti TMPV7700 SoC
Add device tree bindings for ethernet controller of Toshiba Visconti
TMPV7700 SoC series.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-15 14:59:35 -08:00
Dmitry Baryshkov e8ffd6c075 dt-bindings: thermal: qcom: add adc-thermal monitor bindings
Add bindings for thermal monitor, part of Qualcomm PMIC5 chips. It is a
close counterpart of VADC part of those PMICs.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20210205000118.493610-2-dmitry.baryshkov@linaro.org
2021-02-15 21:28:52 +01:00
Andy Shevchenko 4590d98f5a sfi: Remove framework for deprecated firmware
SFI-based platforms are gone. So does this framework.

This removes mention of SFI through the drivers and other code as well.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-02-15 20:09:46 +01:00
Rafael J. Wysocki a9a939cb34 Merge branches 'powercap' and 'pm-misc'
* powercap:
  powercap: intel_rapl: Use topology interface in rapl_init_domains()
  powercap: intel_rapl: Use topology interface in rapl_add_package()
  powercap/intel_rapl: add support for AlderLake Mobile
  powercap/drivers/dtpm: Fix size of object being allocated
  powercap/drivers/dtpm: Fix an IS_ERR() vs NULL check
  powercap/drivers/dtpm: Fix some missing unlock bugs
  powercap/drivers/dtpm: Fix a double shift bug
  powercap/drivers/dtpm: Fix __udivdi3 and __aeabi_uldivmod unresolved symbols
  powercap/drivers/dtpm: Add CPU energy model based support
  powercap/drivers/dtpm: Add API for dynamic thermal power management
  Documentation/powercap/dtpm: Add documentation for dtpm
  units: Add Watt units

* pm-misc:
  PM: Kconfig: remove unneeded "default n" options
  PM: EM: update Kconfig description and drop "default n" option
2021-02-15 18:50:01 +01:00
Rafael J. Wysocki 2d4eb33172 Merge branch 'acpi-messages'
* acpi-messages:
  ACPI: OSL: Clean up printing messages
  ACPI: OSL: Rework acpi_check_resource_conflict()
  ACPI: thermal: Clean up printing messages
  ACPI: video: Clean up printing messages
  ACPI: button: Clean up printing messages
  ACPI: battery: Clean up printing messages
  ACPI: AC: Clean up printing messages
  ACPI: bus: Drop ACPI_BUS_COMPONENT which is not used any more
  ACPI: utils: Clean up printing messages
  ACPI: scan: Clean up printing messages
  ACPI: bus: Clean up printing messages
  ACPI: PM: Clean up printing messages
  ACPI: power: Clean up printing messages
2021-02-15 17:04:53 +01:00
Rafael J. Wysocki 6e60afb22c Merge branches 'acpi-misc', 'acpi-cppc', 'acpi-docs', 'acpi-config' and 'acpi-apei'
* acpi-misc:
  ACPI: Test for ACPI_SUCCESS rather than !ACPI_FAILURE
  ACPI: Use DEVICE_ATTR_<RW|RO|WO> macros

* acpi-cppc:
  ACPI: CPPC: initialise vaddr pointers to NULL
  ACPI: CPPC: add __iomem annotation to generic_comm_base pointer
  ACPI: CPPC: remove __iomem annotation for cpc_reg's address

* acpi-docs:
  Documentation: ACPI: add new rule for gpio-line-names

* acpi-config:
  ACPI: configfs: add missing check after configfs_register_default_group()

* acpi-apei:
  ACPI: APEI: ERST: remove unneeded semicolon
  ACPI: APEI: Add is_generic_error() to identify GHES sources
2021-02-15 17:04:40 +01:00
Rafael J. Wysocki 8af4d37844 Merge branches 'acpi-scan', 'acpi-properties' and 'acpi-platform'
* acpi-scan:
  ACPI: scan: Rearrange code related to acpi_get_device_data()
  ACPI: scan: Adjust white space in acpi_device_add()
  ACPI: scan: Rearrange memory allocation in acpi_device_add()

* acpi-properties:
  ACPI: property: Satisfy kernel doc validator (part 2)
  ACPI: property: Satisfy kernel doc validator (part 1)
  ACPI: property: Make acpi_node_prop_read() static
  ACPI: property: Remove dead code
  ACPI: property: Fix fwnode string properties matching

* acpi-platform:
  ACPI: platform-profile: Fix possible deadlock in platform_profile_remove()
  ACPI: platform-profile: Introduce object pointers to callbacks
  ACPI: platform-profile: Drop const qualifier for cur_profile
  ACPI: platform: Add platform profile support
  Documentation: Add documentation for new platform_profile sysfs attribute
2021-02-15 17:04:04 +01:00
Rafael J. Wysocki 6621cd2db5 Merge branches 'pm-sleep', 'pm-core', 'pm-domains' and 'pm-clk'
* pm-sleep:
  PM: sleep: Constify static struct attribute_group
  PM: sleep: Use dev_printk() when possible
  PM: sleep: No need to check PF_WQ_WORKER in thaw_kernel_threads()

* pm-core:
  PM: runtime: Fix typos and grammar
  PM: runtime: Fix resposible -> responsible in runtime.c

* pm-domains:
  PM: domains: Simplify the calculation of variables
  PM: domains: Add "performance" column to debug summary
  PM: domains: Make of_genpd_add_subdomain() return -EPROBE_DEFER
  PM: domains: Make set_performance_state() callback optional
  PM: domains: use device's next wakeup to determine domain idle state
  PM: domains: inform PM domain of a device's next wakeup

* pm-clk:
  PM: clk: make PM clock layer compatible with clocks that must sleep
2021-02-15 17:01:11 +01:00
Thomas Gleixner 0b6d70e571 irqchip updates for Linux 5.12:
- New driver for the MIPS-based Realtek RTL838x/RTL839x SoC
 - Conversion of the sun6i-r support code to a hierarchical setup
 - Fix wake-up interrupts for the ls-extirq driver
 - Fix MSI allocation for the loongson-pch-msi driver
 - Add compatible strings for new Qualcomm SoCs
 - Tidy up a few Kconfig entries (IMX, CSKY)
 - Spelling phyksiz
 - Remove the sirfsoc and tango drivers
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Merge tag 'irqchip-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/core

Pull irqchip updates from Marc Zyngier

 - New driver for the MIPS-based Realtek RTL838x/RTL839x SoC
 - Conversion of the sun6i-r support code to a hierarchical setup
 - Fix wake-up interrupts for the ls-extirq driver
 - Fix MSI allocation for the loongson-pch-msi driver
 - Add compatible strings for new Qualcomm SoCs
 - Tidy up a few Kconfig entries (IMX, CSKY)
 - Spelling phyksiz
 - Remove the sirfsoc and tango drivers

Link: https://lore.kernel.org/r/20210214124015.3333457-1-maz@kernel.org
2021-02-15 15:41:56 +01:00
Baruch Siach ea6fe47f3e dt-bindings: ap806: document gpio marvell,pwm-offset property
Update the example as well. Add the '#pwm-cells' and 'clocks' properties
for a complete working example.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:31 +01:00
Arnd Bergmann f0a2c77eb8 gpio: remove zte zx driver
The zte zx platform is getting removed, so this driver is no
longer needed.

Cc: Jun Nie <jun.nie@linaro.org>
Cc: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:29 +01:00
Uwe Kleine-König 9067b3014d dt-bindings: gpio: pca953x: Increase allowed length for gpio-line-names
Some supported chips (e.g. pca9505) support 40 lines. To be able to give
each line a name the length of the gpio-line-names property must be
allowed to contain up to 40 entries.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:28 +01:00
Uwe Kleine-König 600be6522a dt-bindings: gpio: pca953x: Document new supported chip pca9506
The previous patch added support for this chip. Add its name to the list
of allowed compatibles.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:28 +01:00
Geert Uytterhoeven 2a84708c2f dt-bindings: gpio: rcar: Add r8a779a0 support
Document the compatible value for the GPIO block in the Renesas R-Car
V3U (R8A779A0) SoC.

While this GPIO block is mostly compatible with GPIO blocks on R-Car
Gen3 SoCs, there are small differences, and one of the new registers
needs to be configured differently from its initial reset state.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:27 +01:00
Nobuhiro Iwamatsu 858093f736 dt-bindings: gpio: Add bindings for Toshiba Visconti GPIO Controller
Add bindings for the Toshiba Visconti GPIO Controller.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@toshiba.co.jp>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Punit Agrawal <punit1.agrawal@toshiba.co.jp>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:26 +01:00
Aswath Govindraju c233912f6b dt-bindings: gpio: Add compatible string for AM64 SoC
Add compatible string for AM64 SoC in device tree binding of davinci GPIO
modules as the same IP is used.

Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:26 +01:00
Jonathan Neuschäfer e1d4d66338 docs: gpio: intro: Improve HTML formatting
Currently the HTML output for Documentation/driver-api/gpio/intro.rst
doesn't look right. The lines that start with LOW or HIGH are formatted
in bold, while the next line after each is not bold.

With this patch, the HTML looks better.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:26 +01:00
Jonathan Neuschäfer db63c0953c docs: gpio: Fix formatting in description of gpiod_*_array_* functions
The gpiod_*_array_* functions take four arguments, not three.
Additionally, the formatting of the "value_bitmap" line results in
misformatted HTML, so fix that.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-15 11:43:25 +01:00
Timur Tabi 5ead723a20 lib/vsprintf: no_hash_pointers prints all addresses as unhashed
If the no_hash_pointers command line parameter is set, then
printk("%p") will print pointers as unhashed, which is useful for
debugging purposes.  This change applies to any function that uses
vsprintf, such as print_hex_dump() and seq_buf_printf().

A large warning message is displayed if this option is enabled.
Unhashed pointers expose kernel addresses, which can be a security
risk.

Also update test_printf to skip the hashed pointer tests if the
command-line option is set.

Signed-off-by: Timur Tabi <timur@kernel.org>
Acked-by: Petr Mladek <pmladek@suse.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Acked-by: Marco Elver <elver@google.com>
Signed-off-by: Petr Mladek <pmladek@suse.com>
Link: https://lore.kernel.org/r/20210214161348.369023-4-timur@kernel.org
2021-02-15 11:08:32 +01:00
Manivannan Sadhasivam 0d17014e91 dt-bindings: mailbox: Add binding for SDX55 APCS
Add devicetree YAML binding for SDX55 APCS GCC block. The APCS block
acts as the mailbox controller and also provides a clock output and
takes 3 clock sources (pll, aux, ref) as input.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2021-02-14 23:25:06 -06:00
Suman Anna 7a4647bdc2 dt-bindings: mailbox: omap: Update binding for AM64x SoCs
Update the existing OMAP Mailbox binding to include the info for
AM64x SoCs. There are some minor IP integration differences between
the AM64x SoCs and the previous AM65x and J721E SoC families.

Signed-off-by: Suman Anna <s-anna@ti.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2021-02-14 23:23:14 -06:00
Bjorn Andersson 114c93bf28 dt-bindings: mailbox: qcom: Add SC8180X APCS compatible
Add compatible for the Qualcomm SC8180x APCS block to the Qualcomm APCS
binding.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2021-02-14 23:21:39 -06:00
Taniya Das 87a3d523b3 dt-bindings: clock: Add SC7280 GCC clock binding
Add device tree bindings for global clock subsystem clock
controller for Qualcomm Technology Inc's SC7280 SoCs.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Link: https://lore.kernel.org/r/1612981579-17391-2-git-send-email-tdas@codeaurora.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-14 12:56:55 -08:00
Taniya Das 75a81288db dt-bindings: clock: Add RPMHCC bindings for SC7280
Add bindings and update documentation for clock rpmh driver on SC7280.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Link: https://lore.kernel.org/r/1612977230-11566-2-git-send-email-tdas@codeaurora.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-14 12:56:55 -08:00
AngeloGioacchino Del Regno e16831bf40 dt-bindings: clock: Add QCOM SDM630 and SDM660 graphics clock bindings
Add device tree bindings for graphics clock controller for
Qualcomm Technology Inc's SDM630 and SDM660 SoCs.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Link: https://lore.kernel.org/r/20210113183817.447866-10-angelogioacchino.delregno@somainline.org
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-14 12:56:55 -08:00
AngeloGioacchino Del Regno 9502d488b1 dt-bindings: clock: Add support for the SDM630 and SDM660 mmcc
Document the multimedia clock controller found on SDM630/660.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Link: https://lore.kernel.org/r/20210113183817.447866-5-angelogioacchino.delregno@somainline.org
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-14 12:56:54 -08:00
Daniel Palmer 4f83b5233f dt-bindings: clk: mstar msc313 mpll binding description
Add a binding description for the MStar/SigmaStar MPLL clock block.

Signed-off-by: Daniel Palmer <daniel@0x0f.com>
Link: https://lore.kernel.org/r/20210211052206.2955988-3-daniel@0x0f.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-14 12:37:45 -08:00
Marek Vasut 198be9898b rtc: pcf8563: Add NXP PCA8565 compatible
The NXP PCA8565 is software compatible with the NXP PCF8563,
add DT and ACPI compatible entries.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: linux-rtc@vger.kernel.org
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210210220623.23233-1-marex@denx.de
2021-02-13 21:51:05 +01:00
Linus Torvalds ac30d8ce28 Merge branch 'for-5.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup fixes from Tejun Heo:
 "Two cgroup fixes:

   - fix a NULL deref when trying to poll PSI in the root cgroup

   - fix confusing controller parsing corner case when mounting cgroup
     v1 hierarchies

  And doc / maintainer file updates"

* 'for-5.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
  cgroup: update PSI file description in docs
  cgroup: fix psi monitor for root cgroup
  MAINTAINERS: Update my email address
  MAINTAINERS: Remove stale URLs for cpuset
  cgroup-v1: add disabled controller check in cgroup1_parse_param()
2021-02-13 12:25:42 -08:00
Robert Hancock eceac9d259 dt-bindings: net: xilinx_axienet: add xlnx,switch-x-sgmii attribute
Document the new xlnx,switch-x-sgmii attribute which is used to indicate
that the Ethernet core supports dynamic switching between 1000BaseX and
SGMII.

Signed-off-by: Robert Hancock <robert.hancock@calian.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-12 17:38:53 -08:00
Rafał Miłecki 6e9dff6fe3 dt-bindings: mtd: add binding for BCM4908 partitions
BCM4908 uses fixed partitions layout but function of some partitions may
vary. Some devices use multiple firmware partitions and those partitions
should be marked to let system discover their purpose.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: Richard Weinberger <richard@nod.at>
2021-02-12 22:24:48 +01:00
Rafał Miłecki 6418522022 dt-bindings: mtd: move partition binding to its own file
Single partition binding is quite common and may be:
1. Used by multiple parsers
2. Extended for more specific cases

Move it to separated file to avoid code duplication.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Richard Weinberger <richard@nod.at>
2021-02-12 22:23:47 +01:00
Dinh Nguyen 2bea59d388 dt-bindings: documentation: add clock bindings information for eASIC N5X
Document the Agilex clock bindings, and add the clock header file. The
clock header is an enumeration of all the different clocks on the eASIC
N5X platform.

Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Link: https://lore.kernel.org/r/20210212143059.478554-1-dinguyen@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-12 13:04:58 -08:00
Paolo Bonzini 8c6e67bec3 KVM/arm64 updates for Linux 5.12
- Make the nVHE EL2 object relocatable, resulting in much more
   maintainable code
 - Handle concurrent translation faults hitting the same page
   in a more elegant way
 - Support for the standard TRNG hypervisor call
 - A bunch of small PMU/Debug fixes
 - Allow the disabling of symbol export from assembly code
 - Simplification of the early init hypercall handling
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Merge tag 'kvmarm-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm64 updates for Linux 5.12

- Make the nVHE EL2 object relocatable, resulting in much more
  maintainable code
- Handle concurrent translation faults hitting the same page
  in a more elegant way
- Support for the standard TRNG hypervisor call
- A bunch of small PMU/Debug fixes
- Allow the disabling of symbol export from assembly code
- Simplification of the early init hypercall handling
2021-02-12 11:23:44 -05:00
Chunfeng Yun b5a12546e7 dt-bindings: usb: mediatek: musb: add mt8516 compatbile
Add support mt8516 compatbile

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/20210201070016.41721-8-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-12 16:42:03 +01:00
Chunfeng Yun fcad8dd5b9 dt-bindings: usb: mtk-xhci: add compatible for mt2701 and mt7623
Add two compatible for mt2701 and mt7623;

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/20210201070016.41721-7-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-12 16:42:03 +01:00
Chunfeng Yun 2b9f3ed937 dt-bindings: usb: mtk-xhci: add optional assigned clock properties
Add optional property "assigned-clock" and "assigned-clock-parents"
used by mt7629.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/20210201070016.41721-6-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-12 16:42:02 +01:00
Kyle Tso 4b59b60d89 Documentation: connector: Update the description of sink-vdos
Remove the acronym "VDM" and replace it with the full name "Vendor
Defined Message".

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210212073743.665038-1-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-12 16:36:56 +01:00
Will Deacon c974a8e574 Merge branch 'for-next/perf' into for-next/core
Perf and PMU updates including support for Cortex-A78 and the v8.3 SPE
extensions.

* for-next/perf:
  drivers/perf: Replace spin_lock_irqsave to spin_lock
  dt-bindings: arm: add Cortex-A78 binding
  arm64: perf: add support for Cortex-A78
  arm64: perf: Constify static attribute_group structs
  drivers/perf: Prevent forced unbinding of ARM_DMC620_PMU drivers
  perf/arm-cmn: Move IRQs when migrating context
  perf/arm-cmn: Fix PMU instance naming
  perf: Constify static struct attribute_group
  perf: hisi: Constify static struct attribute_group
  perf/imx_ddr: Constify static struct attribute_group
  perf: qcom: Constify static struct attribute_group
  drivers/perf: Add support for ARMv8.3-SPE
2021-02-12 15:09:34 +00:00
Robert Marko fff7b8ab22 hwmon: add Texas Instruments TPS23861 driver
Add basic monitoring support as well as port on/off control for Texas
Instruments TPS23861 PoE PSE IC.

Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Cc: Luka Perkov <luka.perkov@sartura.hr>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210121134434.2782405-2-robert.marko@sartura.hr
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2021-02-12 07:02:55 -08:00
Robert Marko f02e897bf3 dt-bindings: hwmon: Add TI TPS23861 bindings
Document bindings for the Texas Instruments TPS23861 driver.

Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Cc: Luka Perkov <luka.perkov@sartura.hr>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210121134434.2782405-1-robert.marko@sartura.hr
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2021-02-12 07:02:55 -08:00
Joerg Roedel 45e606f272 Merge branches 'arm/renesas', 'arm/smmu', 'x86/amd', 'x86/vt-d' and 'core' into next 2021-02-12 15:27:17 +01:00
Marc Zyngier 5e6b211136 KVM/arm64 fixes for 5.11, take #2
- Don't allow tagged pointers to point to memslots
 - Filter out ARMv8.1+ PMU events on v8.0 hardware
 - Hide PMU registers from userspace when no PMU is configured
 - More PMU cleanups
 - Don't try to handle broken PSCI firmware
 - More sys_reg() to reg_to_encoding() conversions
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Merge tag 'kvmarm-fixes-5.11-2' into kvmarm-master/next

KVM/arm64 fixes for 5.11, take #2

- Don't allow tagged pointers to point to memslots
- Filter out ARMv8.1+ PMU events on v8.0 hardware
- Hide PMU registers from userspace when no PMU is configured
- More PMU cleanups
- Don't try to handle broken PSCI firmware
- More sys_reg() to reg_to_encoding() conversions

Signed-off-by: Marc Zyngier <maz@kernel.org>
2021-02-12 14:07:39 +00:00
Mark Brown eec262d179
Merge remote-tracking branch 'spi/for-5.12' into spi-next 2021-02-12 14:00:22 +00:00
Mark Brown f03e2a72e5
Merge remote-tracking branch 'regulator/for-5.12' into regulator-next 2021-02-12 14:00:07 +00:00
Geert Uytterhoeven 74f2dd4479 dt-bindings: pinctrl: Group tuples in pin control properties
To improve human readability and enable automatic validation, the tuples
in "pinctrl-*" properties should be grouped using angle brackets.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210204125718.1646082-1-geert+renesas@glider.be
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2021-02-12 13:44:36 +01:00
Claudiu Beznea aad018aacb dt-bindings: pinctrl: at91-pio4: add slew-rate
Document slew-rate DT binding for SAMA7G5.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1611747945-29960-2-git-send-email-claudiu.beznea@microchip.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2021-02-12 13:44:36 +01:00
Ingo Molnar 85e853c5ec Merge branch 'for-mingo-rcu' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu
Pull RCU updates from Paul E. McKenney:

- Documentation updates.

- Miscellaneous fixes.

- kfree_rcu() updates: Addition of mem_dump_obj() to provide allocator return
  addresses to more easily locate bugs.  This has a couple of RCU-related commits,
  but is mostly MM.  Was pulled in with akpm's agreement.

- Per-callback-batch tracking of numbers of callbacks,
  which enables better debugging information and smarter
  reactions to large numbers of callbacks.

- The first round of changes to allow CPUs to be runtime switched from and to
  callback-offloaded state.

- CONFIG_PREEMPT_RT-related changes.

- RCU CPU stall warning updates.
- Addition of polling grace-period APIs for SRCU.

- Torture-test and torture-test scripting updates, including a "torture everything"
  script that runs rcutorture, locktorture, scftorture, rcuscale, and refscale.
  Plus does an allmodconfig build.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
2021-02-12 12:56:55 +01:00
Ingo Molnar 62137364e3 Merge branch 'linus' into locking/core, to pick up upstream fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2021-02-12 12:54:58 +01:00
Wolfram Sang b39ab96aa8 i2c: testunit: add support for block process calls
Devices offering SMBus block process calls are rare, so add it to the
testunit. This is also a good test case for testing proper
I2C_M_RECV_LEN flag handling of I2C bus masters emulating SMBus.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
2021-02-12 11:11:04 +01:00
Bjorn Andersson 332dcd71d1 dt-bindings: pinctrl: qcom: Add sc8180x binding
Add binding for the TLMM block in the Qualcomm SC8180X platform.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210126042650.1725176-2-bjorn.andersson@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2021-02-12 08:52:31 +01:00
Bjorn Andersson 6bdafceac1 dt-bindings: pinctrl: qcom: Define common TLMM binding
Several properties are shared between all TLMM bindings. By providing a
common binding to define these properties each platform's binding can be
reduced to just listing which of these properties should be checked for
- or further specified.

Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210126042650.1725176-1-bjorn.andersson@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2021-02-12 08:52:31 +01:00
Vinod Koul 432e10330c dt-bindings: pinctrl: qcom: Add SM8350 pinctrl bindings
Add device tree binding Documentation details for Qualcomm SM8350
pinctrl driver.

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20210205140132.274242-2-vkoul@kernel.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2021-02-12 08:50:14 +01:00
Wolfram Sang 679c314b84 at24: updates for v5.12
- add a new compatible string to the AT24 DT bindings
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Merge tag 'at24-updates-for-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux into i2c/for-5.12

at24: updates for v5.12

- add a new compatible string to the AT24 DT bindings
2021-02-12 08:17:00 +01:00
Ilya Leoshkevich 6a5df969ff docs: bpf: Clarify BPF_CMPXCHG wording
Based on [1], BPF_CMPXCHG should always load the old value into R0. The
phrasing in bpf.rst is somewhat ambiguous in this regard, improve it to
make this aspect crystal clear.

  [1] https://lore.kernel.org/bpf/CAADnVQJFcFwxEz=wnV=hkie-EDwa8s5JGbBQeFt1TGux1OihJw@mail.gmail.com/

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20210210142853.82203-1-iii@linux.ibm.com
2021-02-11 22:01:13 -08:00
Vignesh Raghavendra e276cfb9cd docs: networking: ti: Add driver doc for AM65 NUSS switch driver
J721e, J7200 and AM64 have multi port switches which can work in multi
mac mode and in switch mode. Add documentation explaining how to use
different modes.

Borrowed from:
Documentation/networking/device_drivers/ethernet/ti/cpsw_switchdev.rst

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 17:52:13 -08:00
Vignesh Raghavendra 58356eb31d net: ti: am65-cpsw-nuss: Add devlink support
AM65 NUSS ethernet switch on K3 devices can be configured to work either
in independent mac mode where each port acts as independent network
interface (multi mac) or switch mode.

Add devlink hooks to provide a way to switch b/w these modes.

Rationale to use devlink instead of defaulting to bridge mode is that
SoC use cases require to support multiple independent MAC ports with no
switching so that users can use software bridges with multi-mac
configuration (e.g: to support LAG, HSR/PRP, etc). Also, switching
between multi mac and switch mode requires significant Port and ALE
reconfiguration, therefore is easier to be made as part of mode change
devlink hooks. It also allows to keep user interface similar to what
was implemented for the previous generation of TI CPSW IP
(on AM33/AM43/AM57 SoCs).

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 17:52:13 -08:00
Rafał Miłecki f08b5cf1eb dt-bindings: net: bcm4908-enet: include ethernet-controller.yaml
It should be /included/ by every Ethernet controller binding. It adds
support for various generic properties.

Suggested-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 15:04:17 -08:00
Rafał Miłecki 6710c5b067 dt-bindings: net: rename BCM4908 Ethernet binding
Rob pointed out that a normal convention is "brcm,bcm4908-enet" so
update whole binding to match it.

Suggested-by: Rob Herring <robh@kernel.org>
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 15:04:17 -08:00
David S. Miller 0ae20159e8 Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kern
el/git/bluetooth/bluetooth-next

Johan Hedberg says:

====================
pull request: bluetooth-next 2021-02-11

Here's the main bluetooth-next pull request for 5.12:

 - Add support for advertising monitor offliading using Microsoft
   vendor extensions
 - Add firmware download support for MediaTek MT7921U USB devices
 - Suspend-related fixes for Qualcomm devices
 - Add support for Intel GarfieldPeak controller
 - Various other smaller fixes & cleanups

Please let me know if there are any issues pulling. Thanks.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 14:59:01 -08:00
Stefan Chulski 1c2b4812b7 doc: marvell: add CM3 address space and PPv2.3 description
Patch adds CM3 address space and PPv2.3 description.

Signed-off-by: Stefan Chulski <stefanc@marvell.com>
Acked-by: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 14:50:23 -08:00
David S. Miller 9f1b0df7b2 mlx5-for-upstream-2021-02-10
Misc cleanups and trivial fixes for net-next
 
 1) spelling mistakes
 2) error path checks fixes
 3) unused includes and struct fields cleanup
 4) build error when MLX5_ESWITCH=no
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Merge tag 'mlx5-for-upstream-2021-02-10' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux

Saeed Mahameed says:

====================
mlx5-for-upstream-2021-02-10

Misc cleanups and trivial fixes for net-next

1) spelling mistakes
2) error path checks fixes
3) unused includes and struct fields cleanup
4) build error when MLX5_ESWITCH=no
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 14:40:25 -08:00
Eric Dumazet 1d1be91254 tcp: fix tcp_rmem documentation
tcp_rmem[1] has been changed to 131072, we should update the documentation
to reflect this.

Fixes: a337531b94 ("tcp: up initial rmem to 128KB and SYN rwin to around 64KB")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: Zhibin Liu <zhibinliu@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 14:15:47 -08:00
Masami Hiramatsu a345a6718b tracing: Add ptr-hash option to show the hashed pointer value
Add tracefs/options/hash-ptr option to show hashed pointer
value by %p in event printk format string.

For the security reason, normal printk will show the hashed
pointer value (encrypted by random number) with %p to printk
buffer to hide the real address. But the tracefs/trace always
shows real address for debug. To bridge those outputs, add an
option to switch the output format. Ftrace users can use it
to find the hashed value corresponding to the real address
in trace log.

Link: https://lkml.kernel.org/r/160277372504.29307.14909828808982012211.stgit@devnote2

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
2021-02-11 16:31:57 -05:00
George McCollister dcf0cd1cc5 net: hsr: add offloading support
Add support for offloading of HSR/PRP (IEC 62439-3) tag insertion
tag removal, duplicate generation and forwarding.

For HSR, insertion involves the switch adding a 6 byte HSR header after
the 14 byte Ethernet header. For PRP it adds a 6 byte trailer.

Tag removal involves automatically stripping the HSR/PRP header/trailer
in the switch. This is possible when the switch also performs auto
deduplication using the HSR/PRP header/trailer (making it no longer
required).

Forwarding involves automatically forwarding between redundant ports in
an HSR. This is crucial because delay is accumulated as a frame passes
through each node in the ring.

Duplication involves the switch automatically sending a single frame
from the CPU port to both redundant ports. This is required because the
inserted HSR/PRP header/trailer must contain the same sequence number
on the frames sent out both redundant ports.

Export is_hsr_master so DSA can tell them apart from other devices in
dsa_slave_changeupper.

Signed-off-by: George McCollister <george.mccollister@gmail.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 13:24:44 -08:00
Jakub Kicinski f1d77b2efb netdev-FAQ: answer some questions about the patchwork checks
Point out where patchwork bot's code lives, and that we don't want
people posting stuff that doesn't build.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-11 13:15:47 -08:00
Saeed Nowshadi 3dff4becef dt-bindings: clock: si570: Add 'silabs,skip-recall' property
Add an optional property so the driver can skip calling the NVM->RAM
recall operation during probe().

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Saeed Nowshadi <saeed.nowshadi@xilinx.com>
Link: https://lore.kernel.org/r/1612496104-3437-2-git-send-email-saeed.nowshadi@xilinx.com
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-11 12:13:50 -08:00
Adam Ford 31e7aa7ed7 dt-bindings: clk: versaclock5: Add optional load capacitance property
There are two registers which can set the load capacitance for
XTAL1 and XTAL2. These are optional registers when using an
external crystal.  Since XTAL1 and XTAL2 will set to the same value,
update the binding to support a single property called
xtal-load-femtofarads.

Signed-off-by: Adam Ford <aford173@gmail.com>
Link: https://lore.kernel.org/r/20210207185140.3653350-1-aford173@gmail.com
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-11 12:09:31 -08:00
Vinod Koul 243a8b3c15 dt-bindings: remoteproc: qcom: pas: Add SM8350 remoteprocs
Add the SM8350 audio, compute, modem and sensor remoteprocs to the PAS
DT binding.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20210210104539.340349-1-vkoul@kernel.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2021-02-11 12:50:35 -06:00
Leo Yan 06c18e28c4 Documentation: coresight: Add PID tracing description
After support the PID tracing for the kernel in EL1 or EL2, the usage
gets more complicated.

This patch gives description for the PMU formats of contextID configs,
this can help users to understand how to control the knobs for PID
tracing when the kernel is in different ELs.

Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Reviewed-by: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20210206150833.42120-9-leo.yan@linaro.org
Link: https://lore.kernel.org/r/20210211172038.2483517-4-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 18:31:48 +01:00
Bhaskar Chowdhury 3c2e0a489d docs: kernel-hacking: be more civil
Remove the f-bomb from locking.rst.  Let's have a moment of silence,
though, as we mark the passing of the last of Rusty's once plentiful
profanities in this venerable document.

Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
Link: https://lore.kernel.org/r/20210205115951.1276526-1-unixbhaskar@gmail.com
[jc: rewrote changelog]
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-02-11 10:00:40 -07:00
Yorick de Wid b7592e5b82 docs: Remove the Microsoft rhetoric
There is no need to need to name Microsoft. The point is clear without that context.

Signed-off-by: Yorick de Wid <ydewid@gmail.com>
Link: https://lore.kernel.org/r/20210208150447.87104-1-ydewid@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-02-11 09:42:17 -07:00
Florian Fainelli 3cae85f5f9 Documentation/admin-guide: kernel-parameters: Update nohlt section
Update the documentation regarding "nohlt" and indicate that it is not
only for bugs, but can be useful to disable the architecture specific
sleep instructions. ARM, ARM64, SuperH and Microblaze all use
CONFIG_GENERIC_IDLE_POLL_SETUP which takes care of honoring the
"hlt"/"nohlt" parameters.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20210209172349.2249596-1-f.fainelli@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-02-11 09:41:09 -07:00
Colin Ian King a15cb2c165 doc/admin-guide: fix spelling mistake: "perfomance" -> "performance"
There is a spelling mistake in the perf-security documentation. Fix it.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20210210115624.53551-1-colin.king@canonical.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-02-11 09:38:40 -07:00
Mark Brown ec9d68508f
Merge series "Use clocks property in a device node" from Sameer Pujar <spujar@nvidia.com>:
It is recommended to not specifiy clocks property in an endpoint subnode.
This series moves clocks to device node.

However after moving the clocks to device node, the audio playback or
capture fails. The specified clock is not actually getting enabled and
hence the failure is seen. There seems to be a bug in simple-card-utils.c
where clock handle is not assigned when parsing clocks from device node.

Fix the same and revert original change which actually added clocks
property in endpoint subnode. Also update Jetson AGX Xavier DT where the
usage is found.

Sameer Pujar (3):
  ASoC: simple-card-utils: Fix device module clock
  Revert "ASoC: audio-graph-card: Add clocks property to endpoint node"
  arm64: tegra: Move clocks from RT5658 endpoint to device node

 .../devicetree/bindings/sound/audio-graph-port.yaml         |  3 ---
 arch/arm64/boot/dts/nvidia/tegra194-p2972-0000.dts          |  2 +-
 sound/soc/generic/simple-card-utils.c                       | 13 ++++++-------
 3 files changed, 7 insertions(+), 11 deletions(-)

--
2.7.4
2021-02-11 15:36:19 +00:00
Frieder Schrempf 27866e3e8a
regulator: pca9450: Add sd-vsel GPIO
Add the binding documentation for the optional sd-vsel GPIO.

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Link: https://lore.kernel.org/r/20210211105534.38972-2-frieder.schrempf@kontron.de
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-02-11 13:11:36 +00:00
Srinivas Kandagatla ca955cc980
ASoC: qcom: dt-bindings: add bindings for lpass tx macro codec
This binding is for LPASS has internal codec TX macro which is
for connecting with Soundwire TX codecs like WCD938x.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210211122735.5691-6-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-02-11 13:11:31 +00:00
Srinivas Kandagatla f133de9e32
ASoC: qcom: dt-bindings: add bindings for lpass rx macro codec
This binding is for LPASS has internal codec RX macro which is
for connecting with SoundWire RX codecs like WCD938x.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210211122735.5691-2-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-02-11 13:11:27 +00:00
Sameer Pujar 0be0f142b8
ASoC: audio-graph-card: Drop device node clocks property
An endpoint is not a device and it is recommended to use clocks property
in the device node. Hence reverting the original change.

Fixes: 531e5b7abb ("ASoC: audio-graph-card: Add clocks property to endpoint node")
Suggested-by: Rob Herring <robh@kernel.org>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Link: https://lore.kernel.org/r/1612939421-19900-3-git-send-email-spujar@nvidia.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-02-11 13:10:47 +00:00
Mans Rullgard cdf71946a9 dt-bindings: usb: usb-device: fix typo in required properties
Fix typo in 'compatible' property name.

Signed-off-by: Mans Rullgard <mans@mansr.com>
Link: https://lore.kernel.org/r/20210209181240.28017-1-mans@mansr.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 13:51:06 +01:00
Johan Jonker 08f4a6b903 dt-bindings: usb: dwc3: add description for rk3328
Add description for "rockchip,rk3328-dwc3".

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210209192350.7130-6-jbx6244@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 13:47:36 +01:00
Johan Jonker 2f8e928408 dt-bindings: usb: convert rockchip,dwc3.txt to yaml
In the past Rockchip dwc3 usb nodes were manually checked.
With the conversion of snps,dwc3.yaml as common document
we now can convert rockchip,dwc3.txt to yaml as well.
Remove node wrapper.

Added properties for rk3399 are:
  power-domains
  resets
  reset-names

Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210209192350.7130-1-jbx6244@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-11 13:47:15 +01:00
Arnd Bergmann 7815552728 ARM: dts: Zynq DT changes for v5.12-v2
- Add Ebang board support
 - Add missing zturn boards in dt binding
 - And convert Zynq QSPI binding
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Merge tag 'zynq-dt-for-v5.12-v2' of https://github.com/Xilinx/linux-xlnx into arm/dt

ARM: dts: Zynq DT changes for v5.12-v2

- Add Ebang board support
- Add missing zturn boards in dt binding
- And convert Zynq QSPI binding

* tag 'zynq-dt-for-v5.12-v2' of https://github.com/Xilinx/linux-xlnx:
  dt-bindings: spi: zynq: Convert Zynq QSPI binding to yaml
  dt-bindings: arm: xilinx: Add missing Zturn boards
  ARM: dts: ebaz4205: add pinctrl entries for switches
  ARM: dts: add Ebang EBAZ4205 device tree
  dt-bindings: arm: add Ebang EBAZ4205 board
  dt-bindings: add ebang vendor prefix

Link: https://lore.kernel.org/r/19e0e0c9-1bed-bba5-6c80-6903937b3d96@xilinx.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-11 12:46:40 +01:00
Michal Simek 19e1f484a6 dt-bindings: spi: zynq: Convert Zynq QSPI binding to yaml
Convert spi-zynq-qspi.txt to yaml.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/4ece21a7e9691ed1e775fd6b0b4046b1562e44bd.1612951821.git.michal.simek@xilinx.com
Reviewed-by: Rob Herring <robh@kernel.org>
2021-02-11 12:30:37 +01:00
Dexuan Cui c068e3f484 Drivers: hv: vmbus: Add /sys/bus/vmbus/hibernation
When a Linux VM runs on Hyper-V, if the host toolstack doesn't support
hibernation for the VM (this happens on old Hyper-V hosts like Windows
Server 2016, or new Hyper-V hosts if the admin or user doesn't declare
the hibernation intent for the VM), the VM is discouraged from trying
hibernation (because the host doesn't guarantee that the VM's virtual
hardware configuration will remain exactly the same across hibernation),
i.e. the VM should not try to set up the swap partition/file for
hibernation, etc.

x86 Hyper-V uses the presence of the virtual ACPI S4 state as the
indication of the host toolstack support for a VM. Currently there is
no easy and reliable way for the userspace to detect the presence of
the state (see https://lkml.org/lkml/2020/12/11/1097).  Add
/sys/bus/vmbus/hibernation for this purpose.

Signed-off-by: Dexuan Cui <decui@microsoft.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Link: https://lore.kernel.org/r/20210107014552.14234-1-decui@microsoft.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
2021-02-11 08:47:05 +00:00
Lukas Bulwahn 2dd4571b43 net/mlx5: docs: correct section reference in table of contents
Commit 142d93d12d ("net/mlx5: Add devlink subfunction port
documentation") refers to a section 'mlx5 port function' in the table of
contents, but includes a section 'mlx5 function attributes' instead.

Hence, make htmldocs warns:

  mlx5.rst:16: WARNING: Unknown target name: "mlx5 port function".

Correct the section reference in table of contents to the actual name of
section in the documentation.

Also, tune another section underline while visiting this document.

Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Reviewed-by: Parav Pandit <parav@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
2021-02-10 20:47:14 -08:00
Bhaskar Chowdhury 7cbe89398a dt-bindings: usb: Change descibe to describe in usbmisc-imx.txt
s/descibe/describe/

Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20210203153315.15170-1-unixbhaskar@gmail.com
Signed-off-by: Rob Herring <robh@kernel.org>
2021-02-10 16:55:46 -06:00
David S. Miller dc9d87581d Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2021-02-10 13:30:12 -08:00
Damien Le Moal a805a4fa4f block: introduce zone_write_granularity limit
Per ZBC and ZAC specifications, host-managed SMR hard-disks mandate that
all writes into sequential write required zones be aligned to the device
physical block size. However, NVMe ZNS does not have this constraint and
allows write operations into sequential zones to be aligned to the
device logical block size. This inconsistency does not help with
software portability across device types.

To solve this, introduce the zone_write_granularity queue limit to
indicate the alignment constraint, in bytes, of write operations into
zones of a zoned block device. This new limit is exported as a
read-only sysfs queue attribute and the helper
blk_queue_zone_write_granularity() introduced for drivers to set this
limit.

The function blk_queue_set_zoned() is modified to set this new limit to
the device logical block size by default. NVMe ZNS devices as well as
zoned nullb devices use this default value as is. The scsi disk driver
is modified to execute the blk_queue_zone_write_granularity() helper to
set the zone write granularity of host-managed SMR disks to the disk
physical block size.

The accessor functions queue_zone_write_granularity() and
bdev_zone_write_granularity() are also introduced.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@edc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-02-10 07:44:40 -07:00
Damien Le Moal f1836426ce block: document zone_append_max_bytes attribute
The description of the zone_append_max_bytes sysfs queue attribute is
missing from Documentation/block/queue-sysfs.rst. Add it.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@edc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-02-10 07:44:40 -07:00
Michal Simek 9cc5c6c156 dt-bindings: arm: xilinx: Add missing Zturn boards
Add missing DT compatible strings for Zturn boards.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/f6f642d75c1b1160ed78f6de0a2944ab64017691.1612185370.git.michal.simek@xilinx.com
Acked-by: Rob Herring <robh@kernel.org>
2021-02-10 11:04:03 +01:00
Thomas Gleixner 11db5710d4 - Drop dead code on efm32 (Uwe Kleine-König)
- Move pr_fmt() before the includes on davinci driver (Bartosz
   Golaszewski)
 
 - Clarified timer interrupt must be specified on nuvoton DT bindings
   (Jonathan Neuschäfer)
 
 - Remove tango, sirf, u300 and atlas timer drivers (Arnd Bergman)
 
 - Add suspend/resume on pit64b (Claudiu Beznea)
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Merge tag 'timers-v5.12-rc1' of https://git.linaro.org/people/daniel.lezcano/linux into timers/core

Pull clocksource/events updates from Daniel Lezcano:

 - Drop dead code on efm32 (Uwe Kleine-König)

 - Move pr_fmt() before the includes on davinci driver (Bartosz
   Golaszewski)

 - Clarified timer interrupt must be specified on nuvoton DT bindings
   (Jonathan Neuschäfer)

 - Remove tango, sirf, u300 and atlas timer drivers (Arnd Bergman)

 - Add suspend/resume on pit64b (Claudiu Beznea)

Link: https://lore.kernel.org/r/3747fbde-134f-5e1d-47d5-8776c1a52aa1@linaro.org
2021-02-10 11:02:20 +01:00
Michael Walle 12e6d3eb8e dt-bindings: arm: add Ebang EBAZ4205 board
Add the Ebang EBAZ4205 board to the Zynq-7000 board category.

Signed-off-by: Michael Walle <michael@walle.cc>
Link: https://lore.kernel.org/r/20210120194033.26970-3-michael@walle.cc
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2021-02-10 11:01:27 +01:00
Michael Walle f249e60eb2 dt-bindings: add ebang vendor prefix
Add vendor prefix for Zhejiang Ebang Communication Co., Ltd.

Signed-off-by: Michael Walle <michael@walle.cc>
Link: https://lore.kernel.org/r/20210120194033.26970-2-michael@walle.cc
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2021-02-10 11:01:17 +01:00
Greg Kroah-Hartman 8e94114a40 phy: second round of phy fixes for v5.11
- rockchip: init return and vednor prefix to dt-property
  - cpcap: bool conversion fix
  - lantiq: clock enable fix
  - lgm: kconfig depends on x86
  - mediatek: add mising MODULE_DEVICE_TABLE()
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Merge tag 'phy-fixes2-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy into char-misc-next

Vinod writes:

phy: second round of phy fixes for v5.11

 - rockchip: init return and vednor prefix to dt-property
 - cpcap: bool conversion fix
 - lantiq: clock enable fix
 - lgm: kconfig depends on x86
 - mediatek: add mising MODULE_DEVICE_TABLE()

* tag 'phy-fixes2-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy:
  phy: mediatek: Add missing MODULE_DEVICE_TABLE()
  phy: phy-brcm-sata: remove unneeded semicolon
  phy: USB_LGM_PHY should depend on X86
  phy: lantiq: rcu-usb2: wait after clock enable
  phy: rockchip: emmc, add vendor prefix to dts properties
  devicetree: phy: rockchip-emmc optional add vendor prefix
  phy: cpcap-usb: remove unneeded conversion to bool
  phy: rockchip-emmc: emmc_phy_init() always return 0
2021-02-10 10:39:23 +01:00
Richard Weinberger b491f90ddf SPI NOR core changes:
- Add non-uniform erase fixes.
 - Add Global Block Unlock command. It is defined by few flash
   vendors, and it is used for now just by sst.
 
 SPI NOR controller drivers changes:
 - intel-spi: Add support for Intel Alder Lake-P SPI serial flash.
 - hisi-sfc: Put child node np on error path.
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Merge tag 'spi-nor/for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux into mtd/next

SPI NOR core changes:
- Add non-uniform erase fixes.
- Add Global Block Unlock command. It is defined by few flash
  vendors, and it is used for now just by sst.

SPI NOR controller drivers changes:
- intel-spi: Add support for Intel Alder Lake-P SPI serial flash.
- hisi-sfc: Put child node np on error path.
2021-02-10 10:21:34 +01:00
Ravi Bangoria d9a47edabc KVM: PPC: Book3S HV: Introduce new capability for 2nd DAWR
Introduce KVM_CAP_PPC_DAWR1 which can be used by QEMU to query whether
KVM supports 2nd DAWR or not. The capability is by default disabled
even when the underlying CPU supports 2nd DAWR. QEMU needs to check
and enable it manually to use the feature.

Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
2021-02-10 14:31:08 +11:00
Ravi Bangoria bd1de1a0e6 KVM: PPC: Book3S HV: Add infrastructure to support 2nd DAWR
KVM code assumes single DAWR everywhere. Add code to support 2nd DAWR.
DAWR is a hypervisor resource and thus H_SET_MODE hcall is used to set/
unset it. Introduce new case H_SET_MODE_RESOURCE_SET_DAWR1 for 2nd DAWR.
Also, KVM will support 2nd DAWR only if CPU_FTR_DAWR1 is set.

Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
2021-02-10 14:31:08 +11:00
Andrey Konovalov 1cc4cdb521 kasan: fix stack traces dependency for HW_TAGS
Currently, whether the alloc/free stack traces collection is enabled by
default for hardware tag-based KASAN depends on CONFIG_DEBUG_KERNEL.
The intention for this dependency was to only enable collection on slow
debug kernels due to a significant perf and memory impact.

As it turns out, CONFIG_DEBUG_KERNEL is not considered a debug option
and is enabled on many productions kernels including Android and Ubuntu.
As the result, this dependency is pointless and only complicates the
code and documentation.

Having stack traces collection disabled by default would make the
hardware mode work differently to to the software ones, which is
confusing.

This change removes the dependency and enables stack traces collection
by default.

Looking into the future, this default might makes sense for production
kernels, assuming we implement a fast stack trace collection approach.

Link: https://lkml.kernel.org/r/6678d77ceffb71f1cff2cf61560e2ffe7bb6bfe9.1612808820.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Marco Elver <elver@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Peter Collingbourne <pcc@google.com>
Cc: Evgenii Stepanov <eugenis@google.com>
Cc: Branislav Rankov <Branislav.Rankov@arm.com>
Cc: Kevin Brodsky <kevin.brodsky@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-02-09 17:26:44 -08:00
David S. Miller 74784ee0b9 Merge branch '100GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue
Tony Nguyen says:

====================
100GbE Intel Wired LAN Driver Updates 2021-02-08

This series contains updates to the ice driver and documentation.

Brett adds a log message when a trusted VF goes in and out of promiscuous
for consistency with i40e driver.

Dave implements a new LLDP command that allows adding VSI destinations to
existing filters and adds support for netdev bonding events, current
support is software based.

Michal refactors code to move from VSI stored xsk_buff_pools to
netdev-provided ones.

Kiran implements the creation scheduler aggregator nodes and distributing
VSIs within the nodes.

Ben modifies rate limit calculations to use clock frequency from the
hardware instead of using a hardcoded one.

Jesse adds support for user to control writeback frequency.

Chinh refactors DCB variables out of the ice_port_info struct.

Bruce removes some unnecessary casting.

Mitch fixes an error message that was reported as if_up instead of if_down.

Tony adjusts fallback allocation for MSI-X to use all given vectors instead
of using only the minimum configuration and updates documentation for
the ice driver.
====================

Reviewed-by: Alexander Duyck <alexanderduyck@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-09 15:47:00 -08:00
Wei Wang 5fdd2f0e5c net: add sysfs attribute to control napi threaded mode
This patch adds a new sysfs attribute to the network device class.
Said attribute provides a per-device control to enable/disable the
threaded mode for all the napi instances of the given network device,
without the need for a device up/down.
User sets it to 1 or 0 to enable or disable threaded mode.
Note: when switching between threaded and the current softirq based mode
for a napi instance, it will not immediately take effect if the napi is
currently being polled. The mode switch will happen for the next time
napi_schedule() is called.

Co-developed-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Co-developed-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Co-developed-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Wei Wang <weiwan@google.com>
Reviewed-by: Alexander Duyck <alexanderduyck@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-09 15:27:28 -08:00
Arnd Bergmann ce8ccf21c0 Qualcomm driver updates for 5.12
The socinfo driver gains support for dumping information about the platform's
 PMICs, as well as new definitions for a number of platforms. The LLCC driver
 gains SM8250 support, AOSS QMP gains SM8350 support and the RPMPD driver gains
 support for MSM8994 power domains. In addition to this it contains a few minor
 fixes in the ocmem, rpmh and llcc drivers.
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Merge tag 'qcom-drivers-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/drivers

Qualcomm driver updates for 5.12

The socinfo driver gains support for dumping information about the platform's
PMICs, as well as new definitions for a number of platforms. The LLCC driver
gains SM8250 support, AOSS QMP gains SM8350 support and the RPMPD driver gains
support for MSM8994 power domains. In addition to this it contains a few minor
fixes in the ocmem, rpmh and llcc drivers.

* tag 'qcom-drivers-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux:
  soc: qcom: ocmem: don't return NULL in of_get_ocmem
  soc: qcom: socinfo: Remove unwanted le32_to_cpu()
  soc: qcom: aoss: Add SM8350 compatible
  drivers: soc: qcom: rpmpd: Add msm8994 RPM Power Domains
  soc: qcom: socinfo: Fix an off by one in qcom_show_pmic_model()
  soc: qcom: socinfo: Fix off-by-one array index bounds check
  soc: qcom: socinfo: Add MDM9607 IDs
  soc: qcom: socinfo: Add SoC IDs for APQ/MSM8998
  soc: qcom: socinfo: Add SoC IDs for 630 family
  soc: qcom: socinfo: Open read access to all for debugfs
  soc: qcom: socinfo: add info from PMIC models array
  soc: qcom: socinfo: add several PMIC IDs
  soc: qcom: socinfo: add qrb5165 SoC ID
  soc: qcom: rpmh: Remove serialization of TCS commands
  soc: qcom: smem: use %*ph to print small buffer
  dt-bindings: soc: qcom: convert qcom,smem bindings to yaml
  drivers: qcom: rpmh-rsc: Do not read back the register write on trigger
  soc: qcom: llcc-qcom: Add support for SM8250 SoC
  soc: qcom: llcc-qcom: Extract major hardware version
  dt-bindings: msm: Add LLCC for SM8250

Link: https://lore.kernel.org/r/20210204052258.388890-1-bjorn.andersson@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-10 00:14:14 +01:00
Geert Uytterhoeven 6faf708793 dt-bindings: can: rcar_canfd: Group tuples in pin control properties
To improve human readability and enable automatic validation, the tuples
in "pinctrl-*" properties should be grouped using angle brackets.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Marc Kleine-Budde <mkl@pengutronix.de>
Link: https://lore.kernel.org/r/20210204125937.1646305-1-geert+renesas@glider.be
Signed-off-by: Rob Herring <robh@kernel.org>
2021-02-09 16:52:32 -06:00
Geert Uytterhoeven 497bde8829 dt-bindings: power: renesas,apmu: Group tuples in cpus properties
To improve human readability and enable automatic validation, the tuples
in "cpus" properties in device nodes for Advanced Power Management Units
for AP-System Core (APMU) should be grouped using angle brackets.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20210204125542.1645925-1-geert+renesas@glider.be
Signed-off-by: Rob Herring <robh@kernel.org>
2021-02-09 16:50:48 -06:00
Arnd Bergmann 889231c6c8 New boards: Radxa Rock Pi E, NanoPi M4B
More fixed indices for mmc nodes; removal of obsolete amba bus nodes;
 nand-flash-controller nodes for px30 and rk3308; rk3399 pcie ranges fix;
 board-level fixes for Helios64, NanoPi and Rock960; more sound support
 for rock64 and rockpro64 and cleanups to make dt-bindings happier.
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Merge tag 'v5.12-rockchip-dts64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into arm/dt

New boards: Radxa Rock Pi E, NanoPi M4B
More fixed indices for mmc nodes; removal of obsolete amba bus nodes;
nand-flash-controller nodes for px30 and rk3308; rk3399 pcie ranges fix;
board-level fixes for Helios64, NanoPi and Rock960; more sound support
for rock64 and rockpro64 and cleanups to make dt-bindings happier.

* tag 'v5.12-rockchip-dts64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip: (24 commits)
  arm64: dts: rockchip: more user friendly name of sound nodes
  arm64: dts: rockchip: rename pinctrl nodename to gmac2io for nanopi-r2s board
  arm64: dts: rockchip: assign a fixed index to mmc devices on rk3368 boards
  arm64: dts: rockchip: assign a fixed index to mmc devices on rk3308 boards
  arm64: dts: rockchip: assign a fixed index to mmc devices on px30 boards
  arm64: dts: rockchip: cleanup cpu_thermal node of rk3399-rock960.dts
  arm64: dts: rockchip: Remove bogus "amba" bus nodes
  arm64: dts: rockchip: Light "sys" LED on NanoPi R2S
  arm64: dts: rockchip: fix ranges property format for rk3399 pcie node
  arm64: dts: rockchip: Rely on SoC external pull up on pmic-int-l on Helios64
  arm64: dts: rockchip: Add NanoPi M4B board
  arm64: dts: rockchip: Move ep-gpios property to nanopc-t4 from nanopi4
  arm64: dts: rockchip: Add NFC node for PX30 SoC
  arm64: dts: rockchip: Add NFC node for RK3308 SoC
  arm64: dts: rockchip: rk3328: Add Radxa ROCK Pi E
  dt-bindings: arm: rockchip: Add Radxa ROCK Pi E
  arm64: dts: rockchip: rk3328: Add clock_in_out property to gmac2phy node
  arm64: dts: rockchip: rename thermal subnodes for rk3399
  arm64: dts: rockchip: rename thermal subnodes for rk3368
  arm64: dts: rockchip: add SPDIF node for rk3399-rockpro64
  ...

Link: https://lore.kernel.org/r/12699743.uLZWGnKmhe@phil
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09 23:30:19 +01:00
Rob Herring 3ff9ee2a88 dt-bindings: mtd: spi-nor: Convert to DT schema format
Convert the SPI-NOR binding to DT schema format. Like other memory chips,
the compatible strings are a mess with vendor prefixes not being used
consistently and some compatibles not documented. The resulting schema
passes on 'compatible' checks for most in tree users with the exception
of some oddballs.

I dropped the 'm25p.*-nonjedec' compatible strings as these don't appear
to be used anywhere.

Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Vignesh Raghavendra <vigneshr@ti.com>
Cc: linux-mtd@lists.infradead.org
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210202175340.3902494-1-robh@kernel.org
2021-02-09 15:05:14 -06:00
Iskren Chernev a21ca2dad0 dt-bindings: Use portable sort for version cmp
sort -C is like sort -c >/dev/null but less portable. It fails on
busybox sort (i.e alpine linux).

Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
Fixes: ea5b8b5eb0 ("dt-bindings: Add a minimum version check for dtschema")
Link: https://lore.kernel.org/r/20210201165829.58656-1-iskren.chernev@gmail.com
Signed-off-by: Rob Herring <robh@kernel.org>
2021-02-09 14:57:00 -06:00
Russell King 322322d15b dt-bindings: ethernet-controller: fix fixed-link specification
The original fixed-link.txt allowed a pause property for fixed link.
This has been missed in the conversion to yaml format.

Fixes: 9d3de3c583 ("dt-bindings: net: Add YAML schemas for the generic Ethernet options")
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/E1l6W2G-0002Ga-0O@rmk-PC.armlinux.org.uk
Signed-off-by: Rob Herring <robh@kernel.org>
2021-02-09 14:51:40 -06:00
Rafał Miłecki 387d1c1819 dt-bindings: net: document BCM4908 Ethernet controller
BCM4908 is a family of SoCs with integrated Ethernet controller.

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-09 11:34:53 -08:00
Jay Vosburgh 8cf5d8cc3e Documentation: networking: ip-sysctl: Document src_valid_mark sysctl
Provide documentation for src_valid_mark sysctl, which was added
in commit 28f6aeea3f ("net: restore ip source validation").

Signed-off-by: Jay Vosburgh <jay.vosburgh@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-09 11:16:03 -08:00
Geert Uytterhoeven 5366c48f32 dt-bindings: eeprom: at24: Document ROHM BR24G01
Document the compatible value for the ROHM Semiconductor BR24G01 I2C bus
EEPROM.

While at it, sort the entries alphabetically.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
2021-02-09 19:19:09 +01:00
Suman Anna 5ab931402a dt-bindings: irqchip: Add node name to PRUSS INTC
The current PRUSS Interrupt Controller binding doesn't exactly specify
the convention for the node name. These interrupt-controllers will always
have a unit address. Update the binding with the '$nodename' using the
expected generic name, this shall ensure the interrupt-controller.yaml
is automatically applied to this binding.

Signed-off-by: Suman Anna <s-anna@ti.com>
Link: https://lore.kernel.org/r/20210126163251.29468-1-s-anna@ti.com
Signed-off-by: Rob Herring <robh@kernel.org>
2021-02-09 11:57:15 -06:00
Suman Anna 387db89ca0 dt-bindings: hwlock: Update OMAP HwSpinlock binding for AM64x SoCs
Update the existing OMAP HwSpinlock binding to include the info for
AM64x SoCs. There are some minor IP integration differences between
the AM64x SoCs and the previous AM65x and J721E SoC families.

Signed-off-by: Suman Anna <s-anna@ti.com>
Link: https://lore.kernel.org/r/20210209172240.2305-2-s-anna@ti.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2021-02-09 11:36:25 -06:00
Darrick J. Wong 8e8794b919 xfs: fix rst syntax error in admin guide
Tables are supposed to have a matching line of "===" to signal the end
of a table.  The rst compiler gets grouchy if it encounters EOF instead,
so fix this warning.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
2021-02-09 09:16:44 -08:00
Christoph Hellwig 81d88ce550 dma-mapping: remove the {alloc,free}_noncoherent methods
It turns out allowing non-contigous allocations here was a rather bad
idea, as we'll now need to define ways to get the pages for mmaping
or dma_buf sharing.  Revert this change and stick to the original
concept.  A different API for the use case of non-contigous allocations
will be added back later.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Tested-by: Ricardo Ribalda <ribalda@chromium.org>:wq
2021-02-09 18:01:38 +01:00
Arnd Bergmann 6f771ce6c3 i.MX DT bindings update for 5.12:
- Various board compatible additions to fsl.yaml.
 - Add vendor prefix for Plymovent and Kverneland Group.
 - Update simple panel bindings to include compatible for EDT and Kyocera
   panels.
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Merge tag 'imx-bindings-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into arm/dt

i.MX DT bindings update for 5.12:

- Various board compatible additions to fsl.yaml.
- Add vendor prefix for Plymovent and Kverneland Group.
- Update simple panel bindings to include compatible for EDT and Kyocera
  panels.

* tag 'imx-bindings-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  dt-bindings: arm: imx: add imx8mm nitrogen support
  dt-bindings: arm: fsl: Add the librem 5 Evergreen revision
  dt-bindings: arm: fsl: add Kverneland TGO board
  dt-bindings: arm: fsl: add Kverneland UT1, UT1Q and UI1P boards
  dt-bindings: vendor-prefixes: Add an entry for Kverneland Group
  dt-bindings: arm: fsl: add Kontron sl28 variant 1
  bindings: arm: fsl: Add PHYTEC i.MX8MP devicetree bindings
  dt-bindings: arm: fsl: add Protonic PRTI6G board
  dt-bindings: arm: fsl: add Protonic MVT board
  dt-bindings: arm: fsl: Add binding for Gateworks boards with IMX8MM
  dt-bindings: soc: imx8m: add DT Binding doc for soc unique ID
  dt-bindings: arm: fsl: add Plymovent BAS board
  dt-bindings: arm: fsl: add Plymovent M2M board
  dt-bindings: vendor-prefixes: Add an entry for Plymovent
  dt-bindings: display: simple: Add Kyocera tcg070wvlq panel
  dt-bindings: display: simple: add EDT compatibles already supported by the driver
  dt-bindings: display: simple: fix alphabetical order for EDT compatibles
  dt-bindings: arm: fsl: Add beacon,imx8mn-beacon-kit

Link: https://lore.kernel.org/r/20210204120150.26186-3-shawnguo@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09 17:59:58 +01:00
Arnd Bergmann b7976dcf36 Qualcomm ARM dts updates for 5.12
Introduces the Qualcomm SDX55 platform and the platform's MTP device,
 with support for NAND, SDHCI and USB.
 
 USB is enabled for IPQ4019 and the Alfa Network AP120C-AC and 8devices
 Jalapeno boards are added.
 
 Samsung Galaxy S5 gains display and GPU support.
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Merge tag 'qcom-dts-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/dt

Qualcomm ARM dts updates for 5.12

Introduces the Qualcomm SDX55 platform and the platform's MTP device,
with support for NAND, SDHCI and USB.

USB is enabled for IPQ4019 and the Alfa Network AP120C-AC and 8devices
Jalapeno boards are added.

Samsung Galaxy S5 gains display and GPU support.

* tag 'qcom-dts-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (38 commits)
  ARM: dts: qcom: msm8974-klte: Mark essential regulators
  ARM: dts: qcom: msm8974-klte: add support for display
  ARM: dts: qcom: msm8974-klte: add support for GPU
  ARM: dts: qcom: msm8974: add gpu support
  ARM: dts: qcom: ipq4019: add SDHCI VQMMC LDO node
  ARM: dts: qcom: replace status value "ok" by "okay"
  ARM: dts: qcom: add additional DT labels in qcom-ipq8064.dtsi
  ARM: dts: qcom: remove commented mmc-ddr-1_8v for sdcc3
  ARM: dts: qcom: add Alfa Network AP120C-AC
  ARM: dts: qcom: add 8devices Jalapeno
  ARM: dts: qcom: ipq4019: add more labels
  ARM: dts: qcom: ipq4019: add USB devicetree nodes
  ARM: dts: qcom: add prng definition to ipq806x
  ARM: dts: qcom: sdx55: Add pshold support
  ARM: dts: qcom: sdx55: Add Watchdog support
  dt-bindings: watchdog: Add binding for Qcom SDX55
  ARM: dts: qcom: sdx55-mtp: Enable USB3 and PHY support
  ARM: dts: qcom: sdx55: Add USB3 and PHY support
  dt-bindings: usb: qcom,dwc3: Add binding for SDX55
  ARM: dts: qcom: msm8974-klte: Fix shdc numbering
  ...

Link: https://lore.kernel.org/r/20210204052320.388999-1-bjorn.andersson@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09 17:56:58 +01:00
Arnd Bergmann 8a2b1ec170 Qualcomm ARM64 DT updates for 5.12
This introduces initial support for the new SM8350 platform, aka
 Snapdragon 888, and the MTP device for this.
 
 It adds PCIe, audio, display, GPU, HDMI watchdog, LLCC and PMIC ADC
 support to the SM8250 platform and RB5 in particular, as well as improve
 the definition of CPUs, thermal zones and fixes a few smaller issues.
 
 It introduces new Devicetree files for the Alcatel Idol 3, ASUS Zenfone
 2 Laser and BQ Aquaris X5, based on the MSM8916 platform.
 
 It contains an overhaul of the existing MSM8992 and MSM8994 platform
 files and introduces RPM power domains and SMP2P nodes. It adds
 touchscreen, additional regulators, microSD card support and adds the
 Sony Mobile Ivy, Karin, Suzuran and Satsuki devices. It joins the common
 parts of the Lumia 950 and 950XL and extend these with support for
 sensors, NFC, bluetooth, audio, microSD and Type-C mux pins.
 
 It introduces support for the OnePlus6 and 6t, adds the missing higher
 frequences for the SDM850 laptops, adds CPU cluster idle support on
 SM8150  and a few tweaks to the SC7180 platform.
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Merge tag 'qcom-arm64-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into arm/dt

Qualcomm ARM64 DT updates for 5.12

This introduces initial support for the new SM8350 platform, aka
Snapdragon 888, and the MTP device for this.

It adds PCIe, audio, display, GPU, HDMI watchdog, LLCC and PMIC ADC
support to the SM8250 platform and RB5 in particular, as well as improve
the definition of CPUs, thermal zones and fixes a few smaller issues.

It introduces new Devicetree files for the Alcatel Idol 3, ASUS Zenfone
2 Laser and BQ Aquaris X5, based on the MSM8916 platform.

It contains an overhaul of the existing MSM8992 and MSM8994 platform
files and introduces RPM power domains and SMP2P nodes. It adds
touchscreen, additional regulators, microSD card support and adds the
Sony Mobile Ivy, Karin, Suzuran and Satsuki devices. It joins the common
parts of the Lumia 950 and 950XL and extend these with support for
sensors, NFC, bluetooth, audio, microSD and Type-C mux pins.

It introduces support for the OnePlus6 and 6t, adds the missing higher
frequences for the SDM850 laptops, adds CPU cluster idle support on
SM8150  and a few tweaks to the SC7180 platform.

* tag 'qcom-arm64-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (100 commits)
  arm64: dts: qcom: msm8998: Use rpmpd definitions for opp table levels
  arm64: dts: qcom: msm8996: Add missing device_type under pcie[01]
  arm64: dts: qcom: sc7180: Add support for gpu fuse
  arm64: dts: qcom: msm8998: Disable some components by default
  arm64: dts: qcom: msm8998: Add capacity-dmips-mhz to CPU cores
  arm64: dts: qcom: msm8998: Add I2C pinctrl and fix BLSP2_I2C naming
  arm64: dts: qcom: msm8998: Add DMA to I2C hosts
  arm64: dts: qcom: msm8998: Merge in msm8998-pins.dtsi to msm8998.dtsi
  arm64: dts: msm8916: Fix reserved and rfsa nodes unit address
  arm64: dts: qcom: msm8994-octagon: Add AD7147 and APDS9930 sensors
  arm64: dts: qcom: msm8994-octagon: Add TAS2553 codec
  arm64: dts: qcom: msm8994-octagon: Add sensors on blsp1_i2c5
  arm64: dts: qcom: msm8994-octagon: Add NXP NFC node
  arm64: dts: qcom: msm8994-octagon: Add FM Radio and DDR regulator nodes
  arm64: dts: qcom: msm8994-octagon: Configure PON keys
  arm64: dts: qcom: msm8994-octagon: Configure Lattice iCE40 FPGA
  arm64: dts: qcom: msm8994-octagon: Add uSD card and disable HS400 on eMMC
  arm64: dts: qcom: msm8994-octagon: Configure HD3SS460 Type-C mux pins
  arm64: dts: qcom: msm8994-octagon: Add QCA6174 bluetooth
  arm64: dts: qcom: msm8994-octagon: Configure regulators
  ...

Link: https://lore.kernel.org/r/20210204052043.388621-1-bjorn.andersson@linaro.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09 17:53:44 +01:00
Arnd Bergmann 79e3faa756 arm64: dts: amlogic updates for v5.12
- new board: Hardkernel ODROID-HC4 (SoC: SM1)
 - new board: Beelink GS-King-X (SoC: S922X)
 - shorten shorten audio card names for alsa compatibility
 - misc cleanups & fixes
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Merge tag 'amlogic-dt64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic into arm/dt

arm64: dts: amlogic updates for v5.12
- new board: Hardkernel ODROID-HC4 (SoC: SM1)
- new board: Beelink GS-King-X (SoC: S922X)
- shorten shorten audio card names for alsa compatibility
- misc cleanups & fixes

* tag 'amlogic-dt64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-amlogic:
  arm64: dts: meson: add initial device-tree for ODROID-HC4
  dt-bindings: arm: amlogic: add ODROID-HC4 bindings
  arm64: dts: meson: convert meson-sm1-odroid-c4 to dtsi
  arm64: dts: meson: sort Amlogic dtb Makefile
  dt-bindings: arm: amlogic: sort SM1 bindings
  arm64: dts: meson: fix broken wifi node for Khadas VIM3L
  arm64: dts: meson: add i2c3/rtc nodes and rtc aliases to ODROID-N2 dtsi
  ARM: dts: meson: add the AO ARC remote processor
  dt-bindings: Amlogic: add the documentation for the SECBUS2 registers
  dt-bindings: sram: Add compatible strings for the Meson AO ARC SRAM
  arm64: dts: meson: shorten audio card names for alsa compatibility
  arm64: dts: meson: add initial Beelink GS-King-X device-tree
  dt-bindings: arm: amlogic: add support for the Beelink GS-King-X
  arm64: dts: meson: Fix schema warnings for pwm-leds
  arm64: dts: meson: vim3: whitespace fixups
  arm64: dts: meson: switch TFLASH_VDD_EN pin to open drain on Odroid-C4
  Revert "arm64: dts: amlogic: add missing ethernet reset ID"
  arm64: dts: amlogic: meson-g12: Set FL-adj property value

Link: https://lore.kernel.org/soc/7heehq7ag3.fsf@baylibre.com/
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09 17:51:33 +01:00
Arnd Bergmann 638f79778d arm64: dts: ZynqMP DT changes for v5.12
- Wire clock chips present on boards
 - Enable reset, qspi, nand, watchdog and DP IPs
 - Enable phy driver for sata and DP
 - Add iommu description
 - Add support for zcu104 revC+ boards
 
 - Various small changes
   - Add missing labels
   - Fix typos in documentation
   - Add missing boards
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Merge tag 'zynqmp-dt-for-v5.12' of https://github.com/Xilinx/linux-xlnx into arm/dt

arm64: dts: ZynqMP DT changes for v5.12

- Wire clock chips present on boards
- Enable reset, qspi, nand, watchdog and DP IPs
- Enable phy driver for sata and DP
- Add iommu description
- Add support for zcu104 revC+ boards

- Various small changes
  - Add missing labels
  - Fix typos in documentation
  - Add missing boards

* tag 'zynqmp-dt-for-v5.12' of https://github.com/Xilinx/linux-xlnx:
  arm64: dts: zynqmp: Wire up the DisplayPort subsystem
  arm64: dts: zynqmp: Add DisplayPort subsystem
  arm64: dts: zynqmp: Add DPDMA node
  dt-bindings: arm: Fix typo in zcu111 board
  arm64: dts: zynqmp: Add description for zcu104 revC
  arm64: dts: zynqmp: Add missing iommu IDs
  arm64: dts: zynqmp: Add missing lpd watchdog node
  arm64: dts: zynqmp: Wire zynqmp qspi controller
  arm64: dts: zynqmp: Wire arasan nand controller
  arm64: dts: zynqmp: Add missing mio-bank properties to sdhcis
  arm64: dts: zynqmp: Add label for zynqmp_ipi
  arm64: dts: zynqmp: Enable phy driver for Sata on zcu102/zcu104/zcu106
  arm64: dts: zynqmp: Enable reset controller driver
  arm64: dts: zynqmp: Enable si5341 driver for zcu102/106/111
  arm64: dts: zynqmp: Add DT description for si5328 for zcu102/zcu106
  arm64: dts: zynqmp: Fix u48 si5382 chip on zcu111
  arm64: dts: zynqmp: Add address-cells property to interrupt controllers

Link: https://lore.kernel.org/r/b1a6f89e-f6b4-757b-daf0-d2f1844b833d@xilinx.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-02-09 17:46:48 +01:00
Daniel Vetter e2e2e008f9 drm/todo: Add entry for moving to dma_resv_lock
Requested by Thomas. I think it justifies a new level, since I tried
to make some forward progress on this last summer, and gave up (for
now). This is very tricky.

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <mripard@kernel.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: linux-media@vger.kernel.org
Cc: linaro-mm-sig@lists.linaro.org
Link: https://patchwork.freedesktop.org/patch/msgid/20210122133624.1751802-1-daniel.vetter@ffwll.ch
(cherry picked from commit 5823cca39d)
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09 17:16:57 +01:00
Maxime Ripard 6ff92deff7 dt-binding: display: bcm2711-hdmi: Add CEC and hotplug interrupts
The CEC and hotplug interrupts were missing when that binding was
introduced, let's add them in now that we've figured out how it works.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Acked-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-14-maxime@cerno.tech
(cherry picked from commit e7cbc68a28)
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2021-02-09 17:14:11 +01:00
Georgi Djakov 1a41bd2220 dt-bindings: interconnect: Fix the expected number of cells
"make dtbs_check" complains that the number of interconnect-cells
for some RPMh platforms is not "const: 1" (as defined in the schema).

That's because the interconnect-cells now can be 1 or 2, depending
on what is supported by the specific interconnect provider. Let's
reflect this in the schema.

Fixes: 9a34e7ad2e ("dt-bindings: interconnect: Document the support of optional path tag")
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
Link: https://lore.kernel.org/r/20210121145320.2383-1-georgi.djakov@linaro.org
Signed-off-by: Rob Herring <robh@kernel.org>
2021-02-09 10:04:45 -06:00
Tzung-Bi Shih 503c64cc42 dt-bindings: remoteproc: mediatek: add L1TCM memory region
Adds L1TCM memory region.  The reg-name is "l1tcm".

Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20210127083136.3745652-4-tzungbi@google.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2021-02-09 09:08:46 -06:00
Jan Höppner 2e0d3bd8c5 Documentations: scsi, kvm: Update s390-tools GitHub URL
The GitHub organisation name under which the s390-tools package is being
hosted has changed. Update the web link.

Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-02-09 15:57:04 +01:00
Andy Shevchenko 1b79fc4f2b x86/apb_timer: Remove driver for deprecated platform
Intel Moorestown and Medfield are quite old Intel Atom based
32-bit platforms, which were in limited use in some Android phones,
tablets and consumer electronics more than eight years ago.

There are no bugs or problems ever reported outside from Intel
for breaking any of that platforms for years. It seems no real
users exists who run more or less fresh kernel on it. Commit
05f4434bc1 ("ASoC: Intel: remove mfld_machine") is also in align
with this theory.

Due to above and to reduce a burden of supporting outdated drivers,
remove the support for outdated platforms completely.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2021-02-09 15:28:37 +01:00
Marc Zyngier f8da5752fd arm64: cpufeatures: Allow disabling of Pointer Auth from the command-line
In order to be able to disable Pointer Authentication  at runtime,
whether it is for testing purposes, or to work around HW issues,
let's add support for overriding the ID_AA64ISAR1_EL1.{GPI,GPA,API,APA}
fields.

This is further mapped on the arm64.nopauth command-line alias.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: David Brazdil <dbrazdil@google.com>
Tested-by: Srinivas Ramana <sramana@codeaurora.org>
Link: https://lore.kernel.org/r/20210208095732.3267263-23-maz@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
2021-02-09 13:50:57 +00:00
Marc Zyngier 93ad55b785 arm64: cpufeatures: Allow disabling of BTI from the command-line
In order to be able to disable BTI at runtime, whether it is
for testing purposes, or to work around HW issues, let's add
support for overriding the ID_AA64PFR1_EL1.BTI field.

This is further mapped on the arm64.nobti command-line alias.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: David Brazdil <dbrazdil@google.com>
Tested-by: Srinivas Ramana <sramana@codeaurora.org>
Link: https://lore.kernel.org/r/20210208095732.3267263-21-maz@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
2021-02-09 13:50:57 +00:00
Marc Zyngier 166cc2a4be KVM: arm64: Document HVC_VHE_RESTART stub hypercall
For completeness, let's document the HVC_VHE_RESTART stub.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: David Brazdil <dbrazdil@google.com>
Link: https://lore.kernel.org/r/20210208095732.3267263-19-maz@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
2021-02-09 13:50:57 +00:00
Marc Zyngier 1945a067f3 arm64: Make kvm-arm.mode={nvhe, protected} an alias of id_aa64mmfr1.vh=0
Admitedly, passing id_aa64mmfr1.vh=0 on the command-line isn't
that easy to understand, and it is likely that users would much
prefer write "kvm-arm.mode=nvhe", or "...=protected".

So here you go. This has the added advantage that we can now
always honor the "kvm-arm.mode=protected" option, even when
booting on a VHE system.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: David Brazdil <dbrazdil@google.com>
Link: https://lore.kernel.org/r/20210208095732.3267263-18-maz@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
2021-02-09 13:50:56 +00:00
Paolo Bonzini 9294b8a125 Documentation: kvm: fix warning
Documentation/virt/kvm/api.rst:4927: WARNING: Title underline too short.

4.130 KVM_XEN_VCPU_GET_ATTR
--------------------------

Fixes: e1f68169a4 ("KVM: Add documentation for Xen hypercall and shared_info updates")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-02-09 08:42:10 -05:00
Saravana Kannan 19d0f5f6bf driver core: Add fw_devlink.strict kernel param
This param allows forcing all dependencies to be treated as mandatory.
This will be useful for boards in which all optional dependencies like
IOMMUs and DMAs need to be treated as mandatory dependencies.

Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Saravana Kannan <saravanak@google.com>
Link: https://lore.kernel.org/r/20210205222644.2357303-4-saravanak@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 14:31:06 +01:00
Greg Kroah-Hartman 0a25669ba8 thunderbolt: Changes for v5.12 merge window
This includes following Thunderbolt/USB4 changes for v5.12 merge
 window:
 
   * Start lane initialization after sleep for Thunderbolt 3 compatible
     devices
 
   * Add support for de-authorizing PCIe tunnels (software based
     connection manager only)
 
   * Add support for new ACPI 6.4 USB4 _OSC
 
   * Allow disabling XDomain protocol
 
   * Add support for new SL5 security level
 
   * Clean up kernel-docs to pass W=1 builds
 
   * A couple of cleanups and minor fixes
 
 All these have been in linux-next without reported issues.
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Merge tag 'thunderbolt-for-v5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt into usb-next

Mika writes:

thunderbolt: Changes for v5.12 merge window

This includes following Thunderbolt/USB4 changes for v5.12 merge
window:

  * Start lane initialization after sleep for Thunderbolt 3 compatible
    devices

  * Add support for de-authorizing PCIe tunnels (software based
    connection manager only)

  * Add support for new ACPI 6.4 USB4 _OSC

  * Allow disabling XDomain protocol

  * Add support for new SL5 security level

  * Clean up kernel-docs to pass W=1 builds

  * A couple of cleanups and minor fixes

All these have been in linux-next without reported issues.

* tag 'thunderbolt-for-v5.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt: (27 commits)
  thunderbolt: Add support for native USB4 _OSC
  ACPI: Add support for native USB4 control _OSC
  ACPI: Execute platform _OSC also with query bit clear
  thunderbolt: Allow disabling XDomain protocol
  thunderbolt: Add support for PCIe tunneling disabled (SL5)
  thunderbolt: dma_test: Drop unnecessary include
  thunderbolt: Add clarifying comments about USB4 terms router and adapter
  thunderbolt: switch: Fix kernel-doc descriptions of non-static functions
  thunderbolt: nhi: Fix kernel-doc descriptions of non-static functions
  thunderbolt: path: Fix kernel-doc descriptions of non-static functions
  thunderbolt: eeprom: Fix kernel-doc descriptions of non-static functions
  thunderbolt: ctl: Fix kernel-doc descriptions of non-static functions
  thunderbolt: switch: Fix function name in the header
  thunderbolt: tunnel: Fix misspelling of 'receive_path'
  thunderbolt: icm: Fix a couple of formatting issues
  thunderbolt: switch: Demote a bunch of non-conformant kernel-doc headers
  thunderbolt: tb: Kernel-doc function headers should document their parameters
  thunderbolt: nhi: Demote some non-conformant kernel-doc headers
  thunderbolt: xdomain: Fix 'tb_unregister_service_driver()'s 'drv' param
  thunderbolt: eeprom: Demote non-conformant kernel-doc headers to standard comment blocks
  ...
2021-02-09 13:00:07 +01:00
Kyle Tso 630dce2810 dt-bindings: connector: Add SVDM VDO properties
Add bindings of VDO properties of USB PD SVDM so that they can be
used in device tree.

Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kyle Tso <kyletso@google.com>
Link: https://lore.kernel.org/r/20210205033415.3320439-7-kyletso@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 11:48:55 +01:00
Shuo Liu 9c5137aedd virt: acrn: Introduce VM management interfaces
The VM management interfaces expose several VM operations to ACRN
userspace via ioctls. For example, creating VM, starting VM, destroying
VM and so on.

The ACRN Hypervisor needs to exchange data with the ACRN userspace
during the VM operations. HSM provides VM operation ioctls to the ACRN
userspace and communicates with the ACRN Hypervisor for VM operations
via hypercalls.

HSM maintains a list of User VM. Each User VM will be bound to an
existing file descriptor of /dev/acrn_hsm. The User VM will be
destroyed when the file descriptor is closed.

Cc: Zhi Wang <zhi.a.wang@intel.com>
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Cc: Yu Wang <yu1.wang@intel.com>
Cc: Reinette Chatre <reinette.chatre@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: Shuo Liu <shuo.a.liu@intel.com>
Link: https://lore.kernel.org/r/20210207031040.49576-7-shuo.a.liu@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 10:58:18 +01:00
Shuo Liu c619a804cc docs: acrn: Introduce ACRN
Add documentation on the following aspects of ACRN:

  1) A brief introduction on the architecture of ACRN.
  2) I/O request handling in ACRN.
  3) CPUID functions of ACRN.

To learn more about ACRN, please go to ACRN project website
https://projectacrn.org, or the documentation page
https://projectacrn.github.io/.

Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Sen Christopherson <sean.j.christopherson@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Fengwei Yin <fengwei.yin@intel.com>
Cc: Zhi Wang <zhi.a.wang@intel.com>
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Cc: Yu Wang <yu1.wang@intel.com>
Cc: Reinette Chatre <reinette.chatre@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Reviewed-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Shuo Liu <shuo.a.liu@intel.com>
Link: https://lore.kernel.org/r/20210207031040.49576-2-shuo.a.liu@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-09 10:58:18 +01:00
Greg Kroah-Hartman 47ddb856c2 phy-for-5.12
- Updates:
    - Conversion to YAML binding for:
         - mtk-xsphy
         - mtk-tphy
         - mtk-ufs
 	- HDMI PHY
 	- MIPI DSI PHY
 	- brcmstb-usb-phy
    - Support for BCM4908 usb phy
    - Support for Qualcomm SDX55 USB and QMP phy
    - Support for Qualcomm SM8350 aka Snapdragon 888 UFS and USB phy
    - Support for Qualcomm SDM660 USB and UFS phy
    - Support for Qualcomm SC8180X USB and UFS phy
    - Support for Qualcomm IPQ6018 USB phy
    - Stm32 phy updates
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Merge tag 'phy-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy into char-misc-next

Vinod writes:

phy-for-5.12

 - Updates:
   - Conversion to YAML binding for:
        - mtk-xsphy
        - mtk-tphy
        - mtk-ufs
	- HDMI PHY
	- MIPI DSI PHY
	- brcmstb-usb-phy
   - Support for BCM4908 usb phy
   - Support for Qualcomm SDX55 USB and QMP phy
   - Support for Qualcomm SM8350 aka Snapdragon 888 UFS and USB phy
   - Support for Qualcomm SDM660 USB and UFS phy
   - Support for Qualcomm SC8180X USB and UFS phy
   - Support for Qualcomm IPQ6018 USB phy
   - Stm32 phy updates

* tag 'phy-for-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy: (41 commits)
  phy: cpcap-usb: Simplify bool conversion
  phy: qcom-qmp: make a const array static, makes object smaller
  phy: zynqmp: Simplify code by using dev_err_probe()
  phy: qcom-qmp: Add support for SM8350 UFS phy
  phy: qcom-qmp: Add UFS V5 registers found in SM8350
  dt-bindings: phy: qcom,qmp: Add SM8350 UFS PHY bindings
  phy: qualcomm: usb28nm: Add MDM9607 init sequence
  dt-bindings: phy: qcom,qusb2: document ipq6018 compatible
  phy: qcom-qusb2: add QUSB2 support for IPQ6018
  phy: qcom-qmp: Add SC8180X USB phy
  phy: qcom-qmp: Add SC8180X UFS phy
  dt-bindings: phy: qcom,qmp: Add SC8180X USB phy
  dt-bindings: phy: qcom,qmp: Add SC8180X UFS to the QMP binding
  dt-bindings: phy: qcom-qusb2: Document SDM660 compatible
  phy: qcom-qusb2: Add configuration for SDM660
  phy: qcom-qusb2: Allow specifying default clock scheme
  dt-bindings: phy: qcom,usb-snps-femto-v2: Add SM8250 and SM8350 bindings
  phy: qcom-qmp: Add SM8350 USB QMP PHYs
  dt-bindings: phy: qcom,qmp: Add SM8150, SM8250 and SM8350 USB PHY bindings
  phy: qcom-qmp: Add support for SDX55 QMP PHY
  ...
2021-02-09 09:32:35 +01:00
Fabio Estevam fb7acfe7b0 dt-bindings: clock: imx: Switch to my personal address
My nxp account will expire soon, so switch to my personal e-mail
address.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20210130144558.133534-1-festevam@gmail.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-09 00:15:21 -08:00
Arnd Bergmann ee7294ba49 clk: remove u300 driver
The ST-Ericsson U300 platform is getting removed, so this driver is no
longer needed.

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20210120131026.1721788-5-arnd@kernel.org
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 23:42:03 -08:00
Arnd Bergmann ed0f3e23d1 clk: remove sirf prima2/atlas drivers
The CSR SiRF prima2/atlas platforms are getting removed, so this driver
is no longer needed.

Cc: Barry Song <baohua@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20210120131026.1721788-4-arnd@kernel.org
Acked-by: Barry Song <baohua@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 23:42:03 -08:00
Arnd Bergmann bcbe6005eb clk: remove zte zx driver
The zte zx platform is getting removed, so this driver is no
longer needed.

Cc: Jun Nie <jun.nie@linaro.org>
Cc: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20210120131026.1721788-3-arnd@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 23:42:03 -08:00
Arnd Bergmann 7765f32a8e clk: remove tango4 driver
The tango platform is getting removed, so the driver is no
longer needed.

Cc: Marc Gonzalez <marc.w.gonzalez@free.fr>
Cc: Mans Rullgard <mans@mansr.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20210120131026.1721788-2-arnd@kernel.org
Acked-by: Mans Rullgard <mans@mansr.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 23:42:02 -08:00
Alexandru Ardelean 99da100bac dt-bindings: clock: adi,axi-clkgen: add compatible string for ZynqMP support
The axi-clkgen driver now supports ZynqMP (UltraScale) as well, however the
driver needs to use different PFD & VCO limits.

For ZynqMP, these needs to be selected by using the
'adi,zynqmp-axi-clkgen-2.00.a' string.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Link: https://lore.kernel.org/r/20210201151245.21845-4-alexandru.ardelean@analog.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 18:13:13 -08:00
Amit Cohen 6fad361ae9 IPv6: Extend 'fib_notify_on_flag_change' sysctl
Add the value '2' to 'fib_notify_on_flag_change' to allow sending
notifications only for failed route installation.

Separate value is added for such notifications because there are less of
them, so they do not impact performance and some users will find them more
important.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-08 16:47:03 -08:00
Amit Cohen 648106c30a IPv4: Extend 'fib_notify_on_flag_change' sysctl
Add the value '2' to 'fib_notify_on_flag_change' to allow sending
notifications only for failed route installation.

Separate value is added for such notifications because there are less of
them, so they do not impact performance and some users will find them more
important.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-02-08 16:47:03 -08:00
Tony Nguyen a851dfa8df Documentation: ice: update documentation
The ice documentation has not been updated since the initial commits of the
driver. Update the documentation with features and information that are now
available.

Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2021-02-08 16:27:01 -08:00
Daniel Latypov 7c2b108cbe Documentation: kunit: add tips.rst for small examples
./usage.rst contains fairly long examples and explanations of things
like how to fake a class and how to use parameterized tests (and how you
could do table-driven tests yourself).

It's not exactly necessary information, so we add a new page with more
digestible tips like "use kunit_kzalloc() instead of kzalloc() so you
don't have to worry about calling kfree() yourself" and the like.

Change start.rst to point users to this new page first and let them know
that usage.rst is more of optional further reading.

Signed-off-by: Daniel Latypov <dlatypov@google.com>
Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
2021-02-08 15:41:11 -07:00
Daniel Latypov c9ef2d3e3f KUnit: Docs: make start.rst example Kconfig follow style.rst
The primary change is that we want to encourage people to respect
KUNIT_ALL_TESTS to make it easy to run all the relevant tests for a
given config.

Signed-off-by: Daniel Latypov <dlatypov@google.com>
Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
2021-02-08 15:40:12 -07:00
Vinod Koul a2e8c80845 dt-bindings: clock: Add SM8350 GCC clock bindings
Add device tree bindings for global clock controller on SM8350 SoCs.

Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20210127070811.152690-5-vkoul@kernel.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 10:03:57 -08:00
Bjorn Andersson 0fadcdfdcf dt-bindings: clock: Add SC8180x GCC binding
Add devicetree binding for the global clock controller found in the
Qualcomm SC8180x platform.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210126043155.1847823-1-bjorn.andersson@linaro.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 09:54:11 -08:00
Bjorn Andersson e6c3cc63fa dt-bindings: clock: qcom: rpmhcc: Add sc8180x rpmh clocks
Add Qualcomm SC8180x to the list of compatibles for the RPMHCC binding.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210120223741.1610344-1-bjorn.andersson@linaro.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 09:52:20 -08:00
Manivannan Sadhasivam ee778e069d dt-bindings: clock: Add Qualcomm A7 PLL binding
Add devicetree YAML binding for Cortex A7 PLL clock in Qualcomm
platforms like SDX55.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20210118041156.50016-4-manivannan.sadhasivam@linaro.org
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-02-08 09:46:23 -08:00
Christian Hewitt 56f45a21fc dt-bindings: arm: amlogic: add ODROID-HC4 bindings
Add the board bindings for the ODROID-HC4 device.

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Link: https://lore.kernel.org/r/20210202021021.11068-5-christianshewitt@gmail.com
2021-02-08 09:03:30 -08:00
Paul Cercueil 45a90d4aba
ASoC: Add compatible strings for JZ4760(B) SoC
Add the ingenic,jz4760b-codec and ingenic,jz4760-codec compatible
strings.

In the process, convert the previous compatible strings to use an enum
instead.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20210123140958.12895-1-paul@crapouillou.net
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-02-08 15:02:54 +00:00
Russ Weight 296f5568c6 mfd: intel-m10-bmc: Expose MAC address and count
Create two sysfs entries for exposing the MAC address and count
from the MAX10 BMC register space. The MAC address is the first
in a sequential block of MAC addresses reserved for the FPGA card.
The MAC count is the number of MAC addresses in the reserved block.

Signed-off-by: Russ Weight <russell.h.weight@intel.com>
Signed-off-by: Xu Yilun <yilun.xu@intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-02-08 13:54:25 +00:00
Dmitry Osipenko 0eee304820 dt-bindings: mfd: Add ENE KB930 Embedded Controller binding
Add binding document for the ENE KB930 Embedded Controller.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-02-08 13:54:20 +00:00
Tim Harvey c239fea18e dt-bindings: mfd: gateworks-gsc: Add fan-tach mode
In 7497d4a66c ("hwmon: (gsc-hwmon) add fan sensor") a mode
was added to report RPM's from a fan tach input.

Add this mode to the dt-bindings for the Gateworks System Controller.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-02-08 13:54:18 +00:00
Zhen Lei 951e92d141 dt-bindings: mfd: Correct the node name of the panel LED
According to the definition in leds-pwm.yaml, the node name of each LED
must match the regular expression "^led(-[0-9a-f]+)?$". "led" or "led-"
followed by a decimal or hexadecimal ID number.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2021-02-08 13:54:07 +00:00
Hsin-Hsiung Wang 977fb5b584
regulator: document binding for MT6315 regulator
Add device tree binding information for MT6315 regulator driver.
Example bindings for MT6315 are added.

Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@mediatek.com>
Link: https://lore.kernel.org/r/1612678457-11548-2-git-send-email-hsin-hsiung.wang@mediatek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-02-08 11:48:45 +00:00
Sia Jee Heng d5e16dc5fd
ASoC: Intel, Keembay-i2s: Add hdmi-i2s compatible string
Add intel,keembay-hdmi-i2s compatible string to support the
HDMI interface.

Signed-off-by: Sia Jee Heng <jee.heng.sia@intel.com>
Link: https://lore.kernel.org/r/20210204014258.10197-4-jee.heng.sia@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-02-08 11:39:54 +00:00
Greg Kroah-Hartman d8c849037d Merge 5.11-rc7 into usb-next
We need the USB fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-02-08 09:09:27 +01:00
Eric Biggers 07c9900131 fs-verity: support reading signature with ioctl
Add support for FS_VERITY_METADATA_TYPE_SIGNATURE to
FS_IOC_READ_VERITY_METADATA.  This allows a userspace server program to
retrieve the built-in signature (if present) of a verity file for
serving to a client which implements fs-verity compatible verification.
See the patch which introduced FS_IOC_READ_VERITY_METADATA for more
details.

The ability for userspace to read the built-in signatures is also useful
because it allows a system that is using the in-kernel signature
verification to migrate to userspace signature verification.

This has been tested using a new xfstest which calls this ioctl via a
new subcommand for the 'fsverity' program from fsverity-utils.

Link: https://lore.kernel.org/r/20210115181819.34732-7-ebiggers@kernel.org
Reviewed-by: Victor Hsieh <victorhsieh@google.com>
Reviewed-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2021-02-07 14:51:19 -08:00
Eric Biggers 947191ac8c fs-verity: support reading descriptor with ioctl
Add support for FS_VERITY_METADATA_TYPE_DESCRIPTOR to
FS_IOC_READ_VERITY_METADATA.  This allows a userspace server program to
retrieve the fs-verity descriptor of a file for serving to a client
which implements fs-verity compatible verification.  See the patch which
introduced FS_IOC_READ_VERITY_METADATA for more details.

"fs-verity descriptor" here means only the part that userspace cares
about because it is hashed to produce the file digest.  It doesn't
include the signature which ext4 and f2fs append to the
fsverity_descriptor struct when storing it on-disk, since that way of
storing the signature is an implementation detail.  The next patch adds
a separate metadata_type value for retrieving the signature separately.

This has been tested using a new xfstest which calls this ioctl via a
new subcommand for the 'fsverity' program from fsverity-utils.

Link: https://lore.kernel.org/r/20210115181819.34732-6-ebiggers@kernel.org
Reviewed-by: Victor Hsieh <victorhsieh@google.com>
Reviewed-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2021-02-07 14:51:17 -08:00
Eric Biggers 622699cfe6 fs-verity: support reading Merkle tree with ioctl
Add support for FS_VERITY_METADATA_TYPE_MERKLE_TREE to
FS_IOC_READ_VERITY_METADATA.  This allows a userspace server program to
retrieve the Merkle tree of a verity file for serving to a client which
implements fs-verity compatible verification.  See the patch which
introduced FS_IOC_READ_VERITY_METADATA for more details.

This has been tested using a new xfstest which calls this ioctl via a
new subcommand for the 'fsverity' program from fsverity-utils.

Link: https://lore.kernel.org/r/20210115181819.34732-5-ebiggers@kernel.org
Reviewed-by: Victor Hsieh <victorhsieh@google.com>
Reviewed-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2021-02-07 14:51:14 -08:00
Eric Biggers e17fe6579d fs-verity: add FS_IOC_READ_VERITY_METADATA ioctl
Add an ioctl FS_IOC_READ_VERITY_METADATA which will allow reading verity
metadata from a file that has fs-verity enabled, including:

- The Merkle tree
- The fsverity_descriptor (not including the signature if present)
- The built-in signature, if present

This ioctl has similar semantics to pread().  It is passed the type of
metadata to read (one of the above three), and a buffer, offset, and
size.  It returns the number of bytes read or an error.

Separate patches will add support for each of the above metadata types.
This patch just adds the ioctl itself.

This ioctl doesn't make any assumption about where the metadata is
stored on-disk.  It does assume the metadata is in a stable format, but
that's basically already the case:

- The Merkle tree and fsverity_descriptor are defined by how fs-verity
  file digests are computed; see the "File digest computation" section
  of Documentation/filesystems/fsverity.rst.  Technically, the way in
  which the levels of the tree are ordered relative to each other wasn't
  previously specified, but it's logical to put the root level first.

- The built-in signature is the value passed to FS_IOC_ENABLE_VERITY.

This ioctl is useful because it allows writing a server program that
takes a verity file and serves it to a client program, such that the
client can do its own fs-verity compatible verification of the file.
This only makes sense if the client doesn't trust the server and if the
server needs to provide the storage for the client.

More concretely, there is interest in using this ability in Android to
export APK files (which are protected by fs-verity) to "protected VMs".
This would use Protected KVM (https://lwn.net/Articles/836693), which
provides an isolated execution environment without having to trust the
traditional "host".  A "guest" VM can boot from a signed image and
perform specific tasks in a minimum trusted environment using files that
have fs-verity enabled on the host, without trusting the host or
requiring that the guest has its own trusted storage.

Technically, it would be possible to duplicate the metadata and store it
in separate files for serving.  However, that would be less efficient
and would require extra care in userspace to maintain file consistency.

In addition to the above, the ability to read the built-in signatures is
useful because it allows a system that is using the in-kernel signature
verification to migrate to userspace signature verification.

Link: https://lore.kernel.org/r/20210115181819.34732-4-ebiggers@kernel.org
Reviewed-by: Victor Hsieh <victorhsieh@google.com>
Acked-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
2021-02-07 14:51:11 -08:00
Linus Torvalds c6792d44d8 - For syscall user dispatch, separate ptctl operation from syscall
redirection range specification before the API has been made official in 5.11.
 
 - Ensure tasks using the generic syscall code do trap after returning
 from a syscall when single-stepping is requested.
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Merge tag 'core_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull syscall entry fixes from Borislav Petkov:

 - For syscall user dispatch, separate prctl operation from syscall
   redirection range specification before the API has been made official
   in 5.11.

 - Ensure tasks using the generic syscall code do trap after returning
   from a syscall when single-stepping is requested.

* tag 'core_urgent_for_v5.11_rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  entry: Use different define for selector variable in SUD
  entry: Ensure trap after single-step on system call return
2021-02-07 10:16:24 -08:00
Linus Torvalds 2db138bb9f Kbuild fixes for v5.11 (2nd)
- Use the 'python3' command to invoke python scripts because some
    distributions do not provide the 'python' command any more.
 
  - Clean-up and update documents
 
  - Use pkg-config to search libcrypto
 
  - Fix duplicated debug flags
 
  - Ignore some more stubs in scripts/kallsyms.c
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Merge tag 'kbuild-fixes-v5.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild fixes from Masahiro Yamada:

 - Use the 'python3' command to invoke python scripts because some
   distributions do not provide the 'python' command any more.

 - Clean-up and update documents

 - Use pkg-config to search libcrypto

 - Fix duplicated debug flags

 - Ignore some more stubs in scripts/kallsyms.c

* tag 'kbuild-fixes-v5.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  kallsyms: fix nonconverging kallsyms table with lld
  kbuild: fix duplicated flags in DEBUG_CFLAGS
  scripts/clang-tools: switch explicitly to Python 3
  kbuild: remove PYTHON variable
  Documentation/llvm: Add a section about supported architectures
  Revert "checkpatch: add check for keyword 'boolean' in Kconfig definitions"
  scripts: use pkg-config to locate libcrypto
  kconfig: mconf: fix HOSTCC call
  doc: gcc-plugins: update gcc-plugins.rst
  kbuild: simplify GCC_PLUGINS enablement in dummy-tools/gcc
  Documentation/Kbuild: Remove references to gcc-plugin.sh
  scripts: switch explicitly to Python 3
2021-02-07 09:37:37 -08:00
Manivannan Sadhasivam 310680d9f5 dt-bindings: watchdog: Add binding for Qcom SDX55
Add devicetree binding for watchdog present in Qcom SDX55 platform.

Cc: Wim Van Sebroeck <wim@linux-watchdog.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: linux-watchdog@vger.kernel.org
Cc: devicetree@vger.kernel.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210118051005.55958-5-manivannan.sadhasivam@linaro.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2021-02-07 14:41:27 +01:00
Arnd Bergmann 5ecd125b4b watchdog: remove coh901 driver
The ST-Ericsson U300 platform is getting removed, so this driver is no
longer needed.

Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20210120162745.61268-6-arnd@kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2021-02-07 14:41:27 +01:00
Arnd Bergmann c1b50b55b0 watchdog: remove tango driver
The tango platform is getting removed, so the driver is no
longer needed.

Cc: Marc Gonzalez <marc.w.gonzalez@free.fr>
Cc: Mans Rullgard <mans@mansr.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Mans Rullgard <mans@mansr.com>
Link: https://lore.kernel.org/r/20210120162745.61268-5-arnd@kernel.org
[groeck: Removed devicetree bindings]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2021-02-07 14:41:26 +01:00
Arnd Bergmann 30f1ec70dd watchdog: remove zte zx driver
The zte zx platform is getting removed, so this driver is no
longer needed.

Cc: Jun Nie <jun.nie@linaro.org>
Cc: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210120162745.61268-4-arnd@kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2021-02-07 14:41:26 +01:00
Arnd Bergmann b4b12b4845 watchdog: remove sirf prima driver
The CSR SiRF prima2/atlas platforms are getting removed, so this driver
is no longer needed.

Cc: Barry Song <baohua@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Barry Song <baohua@kernel.org>
Link: https://lore.kernel.org/r/20210120162745.61268-2-arnd@kernel.org
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2021-02-07 14:41:25 +01:00
Crystal Guo 53526bef0a dt-binding: mediatek: mt8192: update mtk-wdt document
update mtk-wdt document for MT8192 platform

Signed-off-by: Crystal Guo <crystal.guo@mediatek.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20201014131936.20584-3-crystal.guo@mediatek.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2021-02-07 14:41:24 +01:00
Crystal Guo e547aa0728 dt-binding: mediatek: watchdog: fix the description of compatible
The watchdog driver for MT2712 and MT8183 relies on DT data, so
the fallback compatible MT6589 won't work.

Signed-off-by: Crystal Guo <crystal.guo@mediatek.com>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20201014131936.20584-2-crystal.guo@mediatek.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2021-02-07 14:41:23 +01:00