platform/kernel/linux-starfive.git
2 years agoarm64: dts: qcom: sc7280-herobrine: Audio codec wants 1.8V, not 1.62V
Douglas Anderson [Mon, 11 Apr 2022 21:13:39 +0000 (14:13 -0700)]
arm64: dts: qcom: sc7280-herobrine: Audio codec wants 1.8V, not 1.62V

The L2C rail on herobrine boards is intended to go to the audio
codec. Let's override the 1.62V specified in the qcard.dtsi file to be
1.8V.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220411141332.v2.1.I9f06fec63b978699fe62591fec9e5ac31bb3a69d@changeid
2 years agoarm64: dts: qcom: ipq6018: Fix qmp usb3 phy node
Bhupesh Sharma [Mon, 28 Feb 2022 12:30:17 +0000 (18:00 +0530)]
arm64: dts: qcom: ipq6018: Fix qmp usb3 phy node

Fix the following 'make dtbs_check' warning(s) by
using phy@ instead of lanes@ and by moving '#clock-cells' to
sub-node:

arch/arm64/boot/dts/qcom/ipq6018-cp01-c1.dt.yaml: ssphy@78000:
 'lane@78200' does not match any of the regexes: '^phy@[0-9a-f]+$', 'pinctrl-[0-9]+'

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Reviewed-by: Shawn Guo <shawn.guo@linaro.org>
[bjorn: s/clock-names/clock-cells/ per Shawn's feedback]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220228123019.382037-7-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sm8450: Fix qmp ufs phy node (use phy@ instead of lanes@)
Bhupesh Sharma [Mon, 28 Feb 2022 12:30:16 +0000 (18:00 +0530)]
arm64: dts: qcom: sm8450: Fix qmp ufs phy node (use phy@ instead of lanes@)

Fix the 'make dtbs_check' warning:

arch/arm64/boot/dts/qcom/sm8450-qrd.dt.yaml: phy@1d87000:
 'lanes@1d87400' does not match any of the regexes: '^phy@[0-9a-f]+$', 'pinctrl-[0-9]+'

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Reviewed-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220228123019.382037-6-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sc7280: Fix qmp phy node (use phy@ instead of lanes@)
Bhupesh Sharma [Mon, 28 Feb 2022 12:30:15 +0000 (18:00 +0530)]
arm64: dts: qcom: sc7280: Fix qmp phy node (use phy@ instead of lanes@)

Fix the 'make dtbs_check' warning:

arch/arm64/boot/dts/qcom/sc7280-idp.dt.yaml: phy@1c0e000:
  'lanes@1c0e200' does not match any of the regexes: '^phy@[0-9a-f]+$', 'pinctrl-[0-9]+'

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Reviewed-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220228123019.382037-5-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: msm8996-xiaomi: Drop max-microamp and vddp-ref-clk properties from...
Bhupesh Sharma [Mon, 28 Feb 2022 12:30:14 +0000 (18:00 +0530)]
arm64: dts: qcom: msm8996-xiaomi: Drop max-microamp and vddp-ref-clk properties from QMP PHY

The following properties are not supported and causing dtbs_check
warnings.

    - vdda-phy-max-microamp
    - vdda-pll-max-microamp
    - vddp-ref-clk-max-microamp
    - vddp-ref-clk-always-on

arch/arm64/boot/dts/qcom/msm8996-xiaomi-gemini.dt.yaml: phy@627000:
   'vdda-phy-max-microamp', 'vddp-ref-clk-always-on', 'vddp-ref-clk-max-microamp'
    do not match any of the regexes: '^phy@[0-9a-f]+$', 'pinctrl-[0-9]+'

Drop them from QMP PHY nodes for 'msm8996-xiaomi' dts.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220228123019.382037-4-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: msm8916: Add BAM-DMUX for WWAN network interfaces
Stephan Gerhold [Mon, 28 Feb 2022 22:54:00 +0000 (23:54 +0100)]
arm64: dts: qcom: msm8916: Add BAM-DMUX for WWAN network interfaces

The BAM Data Multiplexer provides access to the network data channels
of modems integrated into many older Qualcomm SoCs, including MSM8916.

Add the nodes for the BAM DMA engine and BAM-DMUX to enable using WWAN
on smartphones/tablets based on MSM8916. This should work out of the box
with open-source WWAN userspace such as ModemManager.

The nodes are disabled by default to avoid loading unnecessary drivers
on devices that cannot use BAM-DMUX (e.g. DragonBoard 410c). However,
strictly speaking the nodes could be enabled by default since both the
bam_dma and bam_dmux driver will simply do nothing if the modem does
not announce any BAM-DMUX channels.

Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220228225400.146555-3-stephan@gerhold.net
2 years agoarm64: dts: qcom: add pm8450 support
Dmitry Baryshkov [Sat, 26 Feb 2022 20:50:35 +0000 (23:50 +0300)]
arm64: dts: qcom: add pm8450 support

Add PM8450 PMIC device tree include file. It is going to be used by
SM8450-based devices.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226205035.1826360-8-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: pmr735a: stop depending on thermal_zones label
Dmitry Baryshkov [Sat, 26 Feb 2022 20:50:33 +0000 (23:50 +0300)]
arm64: dts: qcom: pmr735a: stop depending on thermal_zones label

Most of SoC device trees do not provide the thermal_zones label. Thus
stop depending on it and use the full path to the thermal zones nodes.

Fixes: 7a3544e5d4e8 ("arm64: dts: qcom: pmr735a: Add temp-alarm support")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226205035.1826360-6-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: pm8350c: stop depending on thermal_zones label
Dmitry Baryshkov [Sat, 26 Feb 2022 20:50:32 +0000 (23:50 +0300)]
arm64: dts: qcom: pm8350c: stop depending on thermal_zones label

Most of SoC device trees do not provide the thermal_zones label. Thus
stop depending on it and use the full path to the thermal zones nodes.

Fixes: 3795fe7d497b ("arm64: dts: qcom: pm8350c: Add temp-alarm support")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226205035.1826360-5-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: pmr735b: add temp sensor and thermal zone config
Dmitry Baryshkov [Sat, 26 Feb 2022 20:50:31 +0000 (23:50 +0300)]
arm64: dts: qcom: pmr735b: add temp sensor and thermal zone config

Add temp-alarm device tree node and a default configuration for the
corresponding thermal zone for this PMIC. Temperatures are based on
downstream values.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226205035.1826360-4-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: pm8350b: add temp sensor and thermal zone config
Dmitry Baryshkov [Sat, 26 Feb 2022 20:50:30 +0000 (23:50 +0300)]
arm64: dts: qcom: pm8350b: add temp sensor and thermal zone config

Add temp-alarm device tree node and a default configuration for the
corresponding thermal zone for this PMIC. Temperatures are based on
downstream values.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226205035.1826360-3-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: pm8350: add temp sensor and thermal zone config
Dmitry Baryshkov [Sat, 26 Feb 2022 20:50:29 +0000 (23:50 +0300)]
arm64: dts: qcom: pm8350: add temp sensor and thermal zone config

Add temp-alarm device tree node and a default configuration for the
corresponding thermal zone for this PMIC. Temperatures are based on
downstream values.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226205035.1826360-2-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: ipq6018: Add mdio bus description
Baruch Siach [Mon, 28 Feb 2022 06:58:44 +0000 (08:58 +0200)]
arm64: dts: qcom: ipq6018: Add mdio bus description

The IPQ60xx has the same MDIO bug block as IPQ4019. Add IO range and
clock resources description.

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Baruch Siach <baruch.siach@siklu.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/ef01a79ccc6ef86dc3a10d0fa3331794d49e9859.1646031524.git.baruch@tkos.co.il
2 years agoarm64: dts: qcom: msm8998-oneplus-common: Add NFC
Jami Kettunen [Fri, 25 Feb 2022 21:56:42 +0000 (23:56 +0200)]
arm64: dts: qcom: msm8998-oneplus-common: Add NFC

The OnePlus 5/5T both have an NXP PN553 which is supported by the
nxp-nci-i2c driver in mainline. It detects/reads NFC tags using
"nfctool" and with the NearD test scripts data can also be written
to be received by another device.

Signed-off-by: Jami Kettunen <jami.kettunen@somainline.org>
Reviewed-by: Caleb Connolly <caleb@connolly.tech>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220225215642.3916-1-jami.kettunen@somainline.org
2 years agoarm64: dts: qcom: sc7280: rename edp_out label to mdss_edp_out
Sankeerth Billakanti [Wed, 16 Mar 2022 17:35:46 +0000 (23:05 +0530)]
arm64: dts: qcom: sc7280: rename edp_out label to mdss_edp_out

Rename the edp_out label in the sc7280 platform to mdss_edp_out
so that the nodes related to mdss are all grouped together in
the board specific files.

Signed-off-by: Sankeerth Billakanti <quic_sbillaka@quicinc.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/1647452154-16361-2-git-send-email-quic_sbillaka@quicinc.com
2 years agoarm64: dts: qcom: sa8155p-adp: Enable ethernet node
Vinod Koul [Fri, 25 Mar 2022 16:35:37 +0000 (22:05 +0530)]
arm64: dts: qcom: sa8155p-adp: Enable ethernet node

Enable the ethernet node, add the phy node and pinctrl for ethernet.

[bhsharma: Correct ethernet/rgmii related pinmuxs, specify multi-queues and
 plug in the PHY interrupt for WOL]

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220325163537.1579969-3-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sm8150: add ethernet node
Vinod Koul [Fri, 25 Mar 2022 16:35:36 +0000 (22:05 +0530)]
arm64: dts: qcom: sm8150: add ethernet node

SM8150 SoC supports ethqos ethernet controller so add the node for it

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
[bhsharma: Correct ethernet interrupt numbers and add power-domain]
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220325163537.1579969-2-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sm7225-fairphone-fp4: Enable UFS
Luca Weiss [Mon, 21 Mar 2022 13:33:18 +0000 (14:33 +0100)]
arm64: dts: qcom: sm7225-fairphone-fp4: Enable UFS

Configure and enable the nodes for UFS that are used for internal
storage on FP4.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220321133318.99406-7-luca.weiss@fairphone.com
2 years agoarm64: dts: qcom: sm6350: Add UFS nodes
Luca Weiss [Mon, 21 Mar 2022 13:33:17 +0000 (14:33 +0100)]
arm64: dts: qcom: sm6350: Add UFS nodes

Add the necessary nodes for UFS and its PHY.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220321133318.99406-6-luca.weiss@fairphone.com
2 years agoarm64: dts: qcom: sdm845: correct dynamic power coefficients
Dmitry Baryshkov [Tue, 15 Mar 2022 14:11:04 +0000 (17:11 +0300)]
arm64: dts: qcom: sdm845: correct dynamic power coefficients

Following sm8150/sm8250 update sdm845 capacity-dmips-mhz and
dynamic-power-coefficient based on the measurements [1], [2].

The energy model dynamic-power-coefficient values were calculated with
    DPC = µW / MHz / V^2
for each OPP, and averaged across all OPPs within each cluster for the
final coefficient. Voltages were obtained from the qcom-cpufreq-hw
driver that reads voltages from the OSM LUT programmed into the SoC.

Normalized DMIPS/MHz capacity scale values for each CPU were calculated
from CoreMarks/MHz (CoreMark iterations per second per MHz), which
serves the same purpose. For each CPU, the final capacity-dmips-mhz
value is the C/MHz value of its maximum frequency normalized to
SCHED_CAPACITY_SCALE (1024) for the fastest CPU in the system.

For more details on measurement process see the commit message for the
commit 6aabed5526ee ("arm64: dts: qcom: sm8250: Add CPU capacities and
energy model").

[1] https://github.com/kdrag0n/freqbench
[2] https://github.com/kdrag0n/freqbench/tree/master/results/sdm845/main

Cc: Danny Lin <danny@kdrag0n.dev>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220315141104.730235-1-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: sm8150: Add PDC as the interrupt parent for tlmm
Bhupesh Sharma [Sat, 26 Feb 2022 18:40:28 +0000 (00:10 +0530)]
arm64: dts: qcom: sm8150: Add PDC as the interrupt parent for tlmm

Several wakeup gpios supported by the Top Level Mode Multiplexer (TLMM)
block on sm8150 can be used as interrupt sources and these interrupts
are routed to the PDC interrupt controller.

So, specify PDC as the interrupt parent for the TLMM block.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226184028.111566-5-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sm8450: add fastrpc nodes
Dmitry Baryshkov [Sun, 10 Apr 2022 20:59:01 +0000 (23:59 +0300)]
arm64: dts: qcom: sm8450: add fastrpc nodes

Add fastrpc device tree nodes for aDSP, cDSP and SLPI.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220410205901.1672089-3-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: sm8450-hdk: Enable remoteproc instances
Dmitry Baryshkov [Sun, 10 Apr 2022 20:59:00 +0000 (23:59 +0300)]
arm64: dts: qcom: sm8450-hdk: Enable remoteproc instances

Enable the audio, compute, sensor and modem remoteproc and specify
firmware path for these on the Qualcomm SM8450 HDK.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220410205901.1672089-2-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: msm8996: remove snps,dw-pcie compatibles
Dmitry Baryshkov [Mon, 11 Apr 2022 11:58:08 +0000 (14:58 +0300)]
arm64: dts: qcom: msm8996: remove snps,dw-pcie compatibles

On MSM8996 PCI controller bindings are not compatible with snps,dw-pcie
binding. The platform doesn't provide second (global) IRQ, it requires
additional glue code. To prevent it from probing against the dw-pcie
driver, remove corresponding compatible.

Fixes: ed965ef89227 ("arm64: dts: qcom: msm8996: add support to pcie")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220411115808.1976500-2-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: sdm845: remove snps,dw-pcie compatibles
Dmitry Baryshkov [Mon, 11 Apr 2022 11:58:07 +0000 (14:58 +0300)]
arm64: dts: qcom: sdm845: remove snps,dw-pcie compatibles

On SDM845 PCI controller bindings are not compatible with snps,dw-pcie
binding. The platform doesn't provide second (global) IRQ, it requires
additional glue code. To prevent it from probing against the dw-pcie
driver, remove corresponding compatible.

Fixes: 5c538e09cb19 ("arm64: dts: qcom: sdm845: Add first PCIe controller and PHY")
Fixes: 42ad231338c1 ("arm64: dts: qcom: sdm845: Add second PCIe PHY and controller")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220411115808.1976500-1-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: apq8096-db820c: enable MSS node
Dmitry Baryshkov [Sun, 3 Apr 2022 19:39:11 +0000 (22:39 +0300)]
arm64: dts: qcom: apq8096-db820c: enable MSS node

APQ8096 provides a 'modem' with reduced functionality, mainly targeting
location services. Enable corresponding device tree node.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220403193911.1393920-3-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: msm8996-xiaomi-*: Enable MSS and SLPI
Yassine Oudjana [Sun, 26 Sep 2021 19:06:45 +0000 (19:06 +0000)]
arm64: dts: qcom: msm8996-xiaomi-*: Enable MSS and SLPI

Enable mss_pil and slpi_pil and set their firmware paths.

Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> #db820c
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210926190555.278589-6-y.oudjana@protonmail.com
2 years agoarm64: dts: qcom: msm8996: Add MSS and SLPI
Yassine Oudjana [Sun, 26 Sep 2021 19:06:35 +0000 (19:06 +0000)]
arm64: dts: qcom: msm8996: Add MSS and SLPI

Add nodes for the MSS and SLPI remoteprocs.

Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> #db820c
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210926190555.278589-5-y.oudjana@protonmail.com
2 years agoarm64: dts: qcom: msm8996: Unify smp2p naming
Yassine Oudjana [Sun, 26 Sep 2021 19:06:28 +0000 (19:06 +0000)]
arm64: dts: qcom: msm8996: Unify smp2p naming

Rename smp2p-modem to smp2p-mpss, and make the subnode labels of smp2p_adsp
and smp2p_slpi follow the <name>_smp2p_<out/in> layout.
Also move smp2p_slpi_out above smp2p_slpi_in to make it match mpss and adsp
where master-kernel is the first subnode.

This patch brings no functional change.

Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> #db820c
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210926190555.278589-4-y.oudjana@protonmail.com
2 years agoarm64: dts: qcom: msm8996: Revamp reserved memory
Yassine Oudjana [Sun, 26 Sep 2021 19:06:16 +0000 (19:06 +0000)]
arm64: dts: qcom: msm8996: Revamp reserved memory

Fix a total overlap between zap_shader_region and slpi_region, and rename
all regions to match the naming convention in other Qualcomm SoC device trees.

Signed-off-by: Yassine Oudjana <y.oudjana@protonmail.com>
Tested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> #db820c
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210926190555.278589-2-y.oudjana@protonmail.com
2 years agoarm64: dts: qcom: sa8155p-adp: Add support for uSD card
Bhupesh Sharma [Sun, 3 Apr 2022 14:41:51 +0000 (20:11 +0530)]
arm64: dts: qcom: sa8155p-adp: Add support for uSD card

Add support for uSD card on SA8155p-ADP board using the SDHC2
interface.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220403144151.92572-3-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sm8150: Add support for SDC2
Bhupesh Sharma [Sun, 3 Apr 2022 14:41:50 +0000 (20:11 +0530)]
arm64: dts: qcom: sm8150: Add support for SDC2

Add support for SDC2 which can be used to interface uSD card.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220403144151.92572-2-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sdm845-db845c: add wifi variant property
Dmitry Baryshkov [Sun, 3 Apr 2022 10:57:11 +0000 (13:57 +0300)]
arm64: dts: qcom: sdm845-db845c: add wifi variant property

Dragonboard845c doesn't have board-specific board-id programmed, it uses
generic 0xff. Thus add the property with the 'variant' of the
calibration data.

Note: the driver will check for the calibration data for the following
IDs, so older board-2.bin files that were distributed as a part of
Linaro releases will continue to work.

- 'bus=snoc,qmi-board-id=ff,qmi-chip-id=30214,variant=Thundercomm_DB845C'
- 'bus=snoc,qmi-board-id=ff,qmi-chip-id=30214'
- 'bus=snoc,qmi-board-id=ff'

For the reference, the board is identified by the driver in the
following way:

ath10k_snoc 18800000.wifi: qmi chip_id 0x30214 chip_family 0x4001 board_id 0xff soc_id 0x40030001
ath10k_snoc 18800000.wifi: qmi fw_version 0x2009856b fw_build_timestamp 2018-07-19 12:28 fw_build_id QC_IMAGE_VERSION_STRING=WLAN.HL.2.0-01387-QCAHLSWMTPLZ-1

Fixes: 3f72e2d3e682 ("arm64: dts: qcom: Add Dragonboard 845c")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220403105711.1173161-1-dmitry.baryshkov@linaro.org
2 years agoarm64: dts: qcom: align clocks in I2C/SPI with DT schema
Krzysztof Kozlowski [Tue, 5 Apr 2022 06:34:44 +0000 (08:34 +0200)]
arm64: dts: qcom: align clocks in I2C/SPI with DT schema

The DT schema expects clocks core-iface order.  No functional change.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220405063451.12011-3-krzysztof.kozlowski@linaro.org
2 years agoarm64: dts: qcom: align dmas in I2C/SPI/UART with DT schema
Krzysztof Kozlowski [Tue, 5 Apr 2022 06:34:43 +0000 (08:34 +0200)]
arm64: dts: qcom: align dmas in I2C/SPI/UART with DT schema

The DT schema expects dma channels in tx-rx order.  No functional
change.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220405063451.12011-2-krzysztof.kozlowski@linaro.org
2 years agoarm64: dts: qcom: msm8916: rename WCNSS child name to bluetooth
Krzysztof Kozlowski [Tue, 5 Apr 2022 06:57:51 +0000 (08:57 +0200)]
arm64: dts: qcom: msm8916: rename WCNSS child name to bluetooth

The "bluetooth" is more popular and more descriptive than "bt", for a
Bluetooth device.  The WCNSS DT schema will expect such naming.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220405065752.27389-2-krzysztof.kozlowski@linaro.org
2 years agoarm64: dts: qcom: sc7280: Set the default dr_mode for usb2
Souradeep Chowdhury [Wed, 6 Apr 2022 09:33:48 +0000 (15:03 +0530)]
arm64: dts: qcom: sc7280: Set the default dr_mode for usb2

Set the default dr_mode for usb2 node to "otg" to enable
role-switch for EUD(Embedded USB Debugger) connector node.

Signed-off-by: Souradeep Chowdhury <quic_schowdhu@quicinc.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/451392a942f90aa9805b00afad7dff894604d189.1649235218.git.quic_schowdhu@quicinc.com
2 years agoarm64: dts: qcom: sc7280: Add WCN6750 WiFi node
Manikanta Pubbisetty [Wed, 6 Apr 2022 11:13:03 +0000 (16:43 +0530)]
arm64: dts: qcom: sc7280: Add WCN6750 WiFi node

Add DTS node for WCN6750 WiFi chipset.

Signed-off-by: Manikanta Pubbisetty <quic_mpubbise@quicinc.com>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220406111303.27670-1-quic_mpubbise@quicinc.com
2 years agoarm64: dts: qcom: sm8350: drop duplicated ref_clk in UFS
Krzysztof Kozlowski [Thu, 7 Apr 2022 09:27:25 +0000 (11:27 +0200)]
arm64: dts: qcom: sm8350: drop duplicated ref_clk in UFS

ref_clk clock in UFS node is already there with a <0 0> frequency, which
matches other DTSI files.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220407092725.232463-3-krzysztof.kozlowski@linaro.org
2 years agoarm64: dts: qcom: msm8996: correct UFS compatible
Krzysztof Kozlowski [Thu, 7 Apr 2022 09:27:24 +0000 (11:27 +0200)]
arm64: dts: qcom: msm8996: correct UFS compatible

The Qualcomm UFS bindings require to use specific (qcom,msm8996-ufshc)
and generic (jedec,ufs-2.0) compatibles.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220407092725.232463-2-krzysztof.kozlowski@linaro.org
2 years agoarm64: dts: qcom: msm8996: drop unsupported UFS vddp-ref-clk-max-microamp
Krzysztof Kozlowski [Thu, 7 Apr 2022 09:27:23 +0000 (11:27 +0200)]
arm64: dts: qcom: msm8996: drop unsupported UFS vddp-ref-clk-max-microamp

The property vddp-ref-clk-max-microamp (for VDDP ref clk supply which is
l25 regulator) is not documented in MSM8996 UFS PHY bindings
(qcom,msm8996-qmp-ufs-phy).  It is mentioned in the other UFS PHY
bindings for qcom,msm8996-ufs-phy-qmp-14nm.

The MSM8996-based Xiaomi devices configure l25 regulator in a
conflicting way:
1. with maximum 100 uAmp for VDDP ref clk supply of UFS PHY,
2. with maximum 450 mAmp for VCCQ supply of UFS.

Since the vddp-ref-clk-max-microamp property is basically not
documented for that UFS PHY and has a conflicting values, drop it
entirely as it looks like not tested and not used ever.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220407092725.232463-1-krzysztof.kozlowski@linaro.org
2 years agoarm64: dts: qcom: align SPI NOR node name with dtschema
Krzysztof Kozlowski [Thu, 7 Apr 2022 14:31:12 +0000 (16:31 +0200)]
arm64: dts: qcom: align SPI NOR node name with dtschema

The node names should be generic and SPI NOR dtschema expects "flash".

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220407143112.294930-2-krzysztof.kozlowski@linaro.org
2 years agoarm64: dts: qcom: sdm845: shift6mq: Fix boolean properties with values
Rob Herring [Thu, 7 Apr 2022 22:52:54 +0000 (17:52 -0500)]
arm64: dts: qcom: sdm845: shift6mq: Fix boolean properties with values

Boolean properties in DT are present or not present and don't take a value.
A property such as 'foo = <0>;' evaluated to true. IOW, the value doesn't
matter.

It may have been intended that 0 values are false, but there is no change
in behavior with this patch.

Cc: Andy Gross <agross@kernel.org>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Krzysztof Kozlowski <krzk+dt@kernel.org>
Cc: linux-arm-msm@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
[bjorn: Updated subject prefix]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220407225254.2178644-1-robh@kernel.org
2 years agoarm64: dts: qcom: sm7225-fairphone-fp4: Add AW8695 haptics
Luca Weiss [Fri, 8 Apr 2022 11:53:10 +0000 (13:53 +0200)]
arm64: dts: qcom: sm7225-fairphone-fp4: Add AW8695 haptics

Add a node for the haptics driver found on the phone.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220408115311.237039-3-luca.weiss@fairphone.com
2 years agoarm64: dts: qcom: sm6350: Add I2C busses
Luca Weiss [Fri, 8 Apr 2022 11:42:05 +0000 (13:42 +0200)]
arm64: dts: qcom: sm6350: Add I2C busses

Add nodes for the I2C busses on sm6350.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220408114205.234635-2-luca.weiss@fairphone.com
2 years agoarm64: dts: qcom: sm6350: Fix naming of uart9
Luca Weiss [Fri, 8 Apr 2022 11:42:04 +0000 (13:42 +0200)]
arm64: dts: qcom: sm6350: Fix naming of uart9

The uart9 was previously mistakenly called uart2. Fix this.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220408114205.234635-1-luca.weiss@fairphone.com
2 years agoarm64: dts: qcom: msm8994-huawei-angler: Add sdhc1 definition
Petr Vorel [Wed, 23 Mar 2022 20:48:40 +0000 (21:48 +0100)]
arm64: dts: qcom: msm8994-huawei-angler: Add sdhc1 definition

Angler does not have SD card, thus sdhc2 kept disabled.

Signed-off-by: Petr Vorel <petr.vorel@gmail.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220323204840.22832-1-petr.vorel@gmail.com
2 years agoarm64: dts: qcom: sc7180-trogdor: Simplify SAR sensor enabling
Stephen Boyd [Fri, 25 Mar 2022 21:16:40 +0000 (14:16 -0700)]
arm64: dts: qcom: sc7180-trogdor: Simplify SAR sensor enabling

The SAR node, ap_sar_sensor, needs to be enabled in addition to the i2c
bus it resides on. Let's simplify this by leaving the sensor node
enabled by default while leaving the i2c bus disabled by default. On
boards that use the sensor, we already enable the i2c bus so we can
simply remove the extra bit that enables the sar sensor node. This saves
some lines but is otherwise a non-functional change.

Cc: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220325211640.54228-1-swboyd@chromium.org
2 years agoarm64: dts: qcom: sc7280-herobrine: Drop outputs on fpmcu pins
Stephen Boyd [Thu, 17 Mar 2022 01:06:39 +0000 (18:06 -0700)]
arm64: dts: qcom: sc7280-herobrine: Drop outputs on fpmcu pins

Having these pins with outputs is good on a fresh boot because it puts
the boot and reset pins in a known "good" state. Unfortunately, that
conflicts with the fingerprint firmware flashing code. The firmware
flashing process binds and unbinds the cros-ec and spidev drivers and
that reapplies the pin output values after the flashing code has
overridden the gpio values. This causes a problem because we try to put
the device into bootloader mode, bind the spidev driver and that
inadvertently puts it right back into normal boot mode, breaking the
flashing process.

Fix this by removing the outputs. We'll introduce a binding for
fingerprint cros-ec specifically to set the gpios properly via gpio APIs
during cros-ec driver probe instead.

Cc: Douglas Anderson <dianders@chromium.org>
Cc: Matthias Kaehlcke <mka@chromium.org>
Cc: Alexandru M Stan <amstan@chromium.org>
Fixes: 116f7cc43d28 ("arm64: dts: qcom: sc7280: Add herobrine-r1")
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220317010640.2498502-2-swboyd@chromium.org
2 years agoarm64: dts: qcom: sc7280: Delete herobrine-r0
Douglas Anderson [Tue, 8 Mar 2022 20:52:35 +0000 (12:52 -0800)]
arm64: dts: qcom: sc7280: Delete herobrine-r0

As talked about in commit 61a6262f95e0 ("arm64: dts: qcom: sc7280:
Move herobrine-r0 to its own dts"), herobrine evolved pretty
significantly after -r0 and newer revisions are pretty
different. Nobody needs the old boards to keep working, so let's
delete to avoid the maintenance burden.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220308125044.1.I3e4a1a9c102d194698b68661e69efebafec8af1c@changeid
2 years agoarm64: dts: qcom: sc7280-herobrine: Fix PCIe regulator glitch at bootup
Douglas Anderson [Thu, 10 Mar 2022 21:04:34 +0000 (13:04 -0800)]
arm64: dts: qcom: sc7280-herobrine: Fix PCIe regulator glitch at bootup

While scoping signals, we found that the PCIe signals weren't
compliant at bootup. Specifically, the bootloader was setting up PCIe
and leaving it configured, then jumping to the kernel. The kernel was
turning off the regulator while leaving the PCIe clock running, which
was a violation.

In the regulator bindings (and the Linux kernel driver that uses
them), there's currently no way to specify that a GPIO-controlled
regulator should keep its state at bootup. You've got to pick either
"on" or "off". Let's switch it so that the PCIe regulator defaults to
"on" instead of "off". This should be a much safer way to go and
avoids the timing violation. The regulator will still be turned off
later if there are no users.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220310130429.1.Id41fda1d7f5d9230bc45c1b85b06b0fb0ddd29af@changeid
2 years agoarm64: dts: qcom: sc7280: Add CRD rev5
Matthias Kaehlcke [Thu, 17 Mar 2022 00:28:20 +0000 (17:28 -0700)]
arm64: dts: qcom: sc7280: Add CRD rev5

Add support for Qualcomm's SC7280 CRD rev5 (aka CRD 3.0/3.1).

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220316172814.v1.4.I37bdb77fdd06fb4143056366d7ec35b929528002@changeid
2 years agoarm64: dts: qcom: sc7280: herobrine: disable some regulators by default
Matthias Kaehlcke [Thu, 17 Mar 2022 00:28:19 +0000 (17:28 -0700)]
arm64: dts: qcom: sc7280: herobrine: disable some regulators by default

Not all herobrine boards have a world facing camera or a fingerprint
sensor, disable the regulators that feed these devices by default and
only enable them for the boards that use them.

Similarly the audio configuration can vary between boards, not all
boards have the regulator pp3300_codec, disable it by default.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220316172814.v1.3.Iad21bd53f3ac14956b8dbbf3825fc7ab29abdf97@changeid
2 years agoarm64: dts: qcom: sc7280: Add 'piglin' to the crd-r3 compatible strings
Matthias Kaehlcke [Thu, 17 Mar 2022 00:28:18 +0000 (17:28 -0700)]
arm64: dts: qcom: sc7280: Add 'piglin' to the crd-r3 compatible strings

With newer bootloader versions the crd-r3 (aka CRD 1.0 and 2.0) is
identified as a 'piglin' board (like the IDP2 board), instead of 'hoglin'
Add the compatible strings 'google,piglin-rev{3,4}'. The hoglin entries
are kept to make sure the board keeps booting with older bootloader
versions.

The compatible string 'google,piglin' (without revision information) is
still used by the IDP2 board, which is not expected to evolve further.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220316172814.v1.2.Ib0fbb7e5218201c81a2d064ff13c9bc1b0863212@changeid
2 years agoarm64: dts: qcom: sc7280: Rename crd to crd-r3
Matthias Kaehlcke [Thu, 17 Mar 2022 00:28:17 +0000 (17:28 -0700)]
arm64: dts: qcom: sc7280: Rename crd to crd-r3

There are multiple revisions of CRD boards. The current sc7280-crd.dts
describes revision 3 and 4 (aka CRD 1.0 and 2.0). Support for a newer
version will be added by another patch. Add the revision number to
distinguish it from the versionn. Also add the revision numbers to
the compatible string.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220316172814.v1.1.I2deda8f2cd6adfbb525a97d8fee008a8477b7b0e@changeid
2 years agoarm64: dts: qcom: switch panel compatible to "edp-panel" for limozeen
Ivy Jian [Tue, 22 Mar 2022 01:25:26 +0000 (09:25 +0800)]
arm64: dts: qcom: switch panel compatible to "edp-panel" for limozeen

some panel can't light up with new board with ps8640, switch compatible
panel define to make it workable.

Signed-off-by: Pan Sheng-Liang <sheng-liang.pan@quanta.corp-partner.google.com>
Signed-off-by: Ivy Jian <ivyjian417@gmail.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220322092524.1.Ied05fc4b996737e3481861c6ab130a706f288412@changeid
2 years agoarm64: dts: qcom: sc7280: Add WPSS remoteproc node
Rakesh Pillai [Mon, 28 Mar 2022 07:07:01 +0000 (12:37 +0530)]
arm64: dts: qcom: sc7280: Add WPSS remoteproc node

Add the WPSS remoteproc node in dts for
PIL loading.

Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Rakesh Pillai <quic_pillair@quicinc.com>
Signed-off-by: Manikanta Pubbisetty <quic_mpubbise@quicinc.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220328070701.28551-1-quic_mpubbise@quicinc.com
2 years agoarm64: dts: qcom: sc7280: Add device tree for herobrine villager
Matthias Kaehlcke [Tue, 29 Mar 2022 17:59:34 +0000 (10:59 -0700)]
arm64: dts: qcom: sc7280: Add device tree for herobrine villager

Add a basic device tree for the herobrine villager board.

Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220329105854.v3.2.Iebdb5af0db7d3d6364cb229a27cd7c668f1063ae@changeid
2 years agoarm64: dts: qcom: sc7280: Add SAR sensors for herobrine
Matthias Kaehlcke [Tue, 29 Mar 2022 17:59:33 +0000 (10:59 -0700)]
arm64: dts: qcom: sc7280: Add SAR sensors for herobrine

Add nodes for the two SX9324 SAR proximity sensors. Not all herobrine
boards have these sensors, so leave them disabled by default.

Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220329105854.v3.1.Icedb2e3cd5e21f3a4ec535ddf756fa44d053b6ed@changeid
2 years agoarm64: dts: qcom: sc7280: Fix sar1_irq_odl node name
Stephen Boyd [Thu, 24 Mar 2022 22:33:31 +0000 (15:33 -0700)]
arm64: dts: qcom: sc7280: Fix sar1_irq_odl node name

This node should be named sar1-irq-odl, not sar0-irq-odl. Otherwise
we'll overwrite the settings for sar0 with what is intended for sar1,
leading to probe failures for sar1 that are quite confusing.

Fixes: 116f7cc43d28 ("arm64: dts: qcom: sc7280: Add herobrine-r1")
Cc: Douglas Anderson <dianders@chromium.org>
Cc: Matthias Kaehlcke <mka@chromium.org>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Matthias Kaehlcke <mka@chromium.org>
Tested-by: Matthias Kaehlcke <mka@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220324223331.876199-1-swboyd@chromium.org
2 years agoarm64: dts: qcom: sa8155: Enable PCIe nodes
Bhupesh Sharma [Sat, 26 Mar 2022 05:57:54 +0000 (11:27 +0530)]
arm64: dts: qcom: sa8155: Enable PCIe nodes

SA8155p ADP board supports the PCIe0 controller in the RC
mode (only). So add the support for the same.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220326055754.1796146-3-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sm8150: Add PCIe nodes
Bhupesh Sharma [Sat, 26 Mar 2022 05:57:53 +0000 (11:27 +0530)]
arm64: dts: qcom: sm8150: Add PCIe nodes

Add nodes for the two PCIe controllers found on the SM8150 SoC.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220326055754.1796146-2-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sm8150: Add ufs power-domain entries
Bhupesh Sharma [Wed, 23 Mar 2022 20:30:52 +0000 (02:00 +0530)]
arm64: dts: qcom: sm8150: Add ufs power-domain entries

Add power-domain entries for UFS phy node in sm8150 dts.

Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
[bjorn: Dropped power-domain-names]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220323203052.1124683-1-bhupesh.sharma@linaro.org
2 years agoarm64: dts: qcom: sm8150: Add pdc interrupt controller node
Bhupesh Sharma [Sat, 26 Feb 2022 18:40:27 +0000 (00:10 +0530)]
arm64: dts: qcom: sm8150: Add pdc interrupt controller node

Add pdc interrupt controller for sm8150.

Cc: Maulik Shah <quic_mkshah@quicinc.com>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: Rob Herring <robh@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220226184028.111566-4-bhupesh.sharma@linaro.org
2 years agoLinux 5.18-rc1
Linus Torvalds [Sun, 3 Apr 2022 21:08:21 +0000 (14:08 -0700)]
Linux 5.18-rc1

2 years agoMerge tag 'trace-v5.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt...
Linus Torvalds [Sun, 3 Apr 2022 19:26:01 +0000 (12:26 -0700)]
Merge tag 'trace-v5.18-2' of git://git./linux/kernel/git/rostedt/linux-trace

Pull more tracing updates from Steven Rostedt:

 - Rename the staging files to give them some meaning. Just
   stage1,stag2,etc, does not show what they are for

 - Check for NULL from allocation in bootconfig

 - Hold event mutex for dyn_event call in user events

 - Mark user events to broken (to work on the API)

 - Remove eBPF updates from user events

 - Remove user events from uapi header to keep it from being installed.

 - Move ftrace_graph_is_dead() into inline as it is called from hot
   paths and also convert it into a static branch.

* tag 'trace-v5.18-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  tracing: Move user_events.h temporarily out of include/uapi
  ftrace: Make ftrace_graph_is_dead() a static branch
  tracing: Set user_events to BROKEN
  tracing/user_events: Remove eBPF interfaces
  tracing/user_events: Hold event_mutex during dyn_event_add
  proc: bootconfig: Add null pointer check
  tracing: Rename the staging files for trace_events

2 years agoMerge tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux
Linus Torvalds [Sun, 3 Apr 2022 19:21:14 +0000 (12:21 -0700)]
Merge tag 'clk-for-linus' of git://git./linux/kernel/git/clk/linux

Pull clk fix from Stephen Boyd:
 "A single revert to fix a boot regression seen when clk_put() started
  dropping rate range requests. It's best to keep various systems
  booting so we'll kick this out and try again next time"

* tag 'clk-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  Revert "clk: Drop the rate range on clk_put()"

2 years agoMerge tag 'x86-urgent-2022-04-03' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Sun, 3 Apr 2022 19:15:47 +0000 (12:15 -0700)]
Merge tag 'x86-urgent-2022-04-03' of git://git./linux/kernel/git/tip/tip

Pull x86 fixes from Thomas Gleixner:
 "A set of x86 fixes and updates:

   - Make the prctl() for enabling dynamic XSTATE components correct so
     it adds the newly requested feature to the permission bitmap
     instead of overwriting it. Add a selftest which validates that.

   - Unroll string MMIO for encrypted SEV guests as the hypervisor
     cannot emulate it.

   - Handle supervisor states correctly in the FPU/XSTATE code so it
     takes the feature set of the fpstate buffer into account. The
     feature sets can differ between host and guest buffers. Guest
     buffers do not contain supervisor states. So far this was not an
     issue, but with enabling PASID it needs to be handled in the buffer
     offset calculation and in the permission bitmaps.

   - Avoid a gazillion of repeated CPUID invocations in by caching the
     values early in the FPU/XSTATE code.

   - Enable CONFIG_WERROR in x86 defconfig.

   - Make the X86 defconfigs more useful by adapting them to Y2022
     reality"

* tag 'x86-urgent-2022-04-03' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/fpu/xstate: Consolidate size calculations
  x86/fpu/xstate: Handle supervisor states in XSTATE permissions
  x86/fpu/xsave: Handle compacted offsets correctly with supervisor states
  x86/fpu: Cache xfeature flags from CPUID
  x86/fpu/xsave: Initialize offset/size cache early
  x86/fpu: Remove unused supervisor only offsets
  x86/fpu: Remove redundant XCOMP_BV initialization
  x86/sev: Unroll string mmio with CC_ATTR_GUEST_UNROLL_STRING_IO
  x86/config: Make the x86 defconfigs a bit more usable
  x86/defconfig: Enable WERROR
  selftests/x86/amx: Update the ARCH_REQ_XCOMP_PERM test
  x86/fpu/xstate: Fix the ARCH_REQ_XCOMP_PERM implementation

2 years agoMerge tag 'core-urgent-2022-04-03' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Sun, 3 Apr 2022 19:08:26 +0000 (12:08 -0700)]
Merge tag 'core-urgent-2022-04-03' of git://git./linux/kernel/git/tip/tip

Pull RT signal fix from Thomas Gleixner:
 "Revert the RT related signal changes. They need to be reworked and
  generalized"

* tag 'core-urgent-2022-04-03' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  Revert "signal, x86: Delay calling signals in atomic on RT enabled kernels"

2 years agoMerge tag 'dma-mapping-5.18-1' of git://git.infradead.org/users/hch/dma-mapping
Linus Torvalds [Sun, 3 Apr 2022 17:31:00 +0000 (10:31 -0700)]
Merge tag 'dma-mapping-5.18-1' of git://git.infradead.org/users/hch/dma-mapping

Pull more dma-mapping updates from Christoph Hellwig:

 - fix a regression in dma remap handling vs AMD memory encryption (me)

 - finally kill off the legacy PCI DMA API (Christophe JAILLET)

* tag 'dma-mapping-5.18-1' of git://git.infradead.org/users/hch/dma-mapping:
  dma-mapping: move pgprot_decrypted out of dma_pgprot
  PCI/doc: cleanup references to the legacy PCI DMA API
  PCI: Remove the deprecated "pci-dma-compat.h" API

2 years agoMerge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
Linus Torvalds [Sun, 3 Apr 2022 17:17:48 +0000 (10:17 -0700)]
Merge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm

Pull ARM fixes from Russell King:

 - avoid unnecessary rebuilds for library objects

 - fix return value of __setup handlers

 - fix invalid input check for "crashkernel=" kernel option

 - silence KASAN warnings in unwind_frame

* tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm:
  ARM: 9191/1: arm/stacktrace, kasan: Silence KASAN warnings in unwind_frame()
  ARM: 9190/1: kdump: add invalid input check for 'crashkernel=0'
  ARM: 9187/1: JIVE: fix return value of __setup handler
  ARM: 9189/1: decompressor: fix unneeded rebuilds of library objects

2 years agoRevert "clk: Drop the rate range on clk_put()"
Stephen Boyd [Sun, 3 Apr 2022 02:28:18 +0000 (19:28 -0700)]
Revert "clk: Drop the rate range on clk_put()"

This reverts commit 7dabfa2bc4803eed83d6f22bd6f045495f40636b. There are
multiple reports that this breaks boot on various systems. The common
theme is that orphan clks are having rates set on them when that isn't
expected. Let's revert it out for now so that -rc1 boots.

Reported-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Reported-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Link: https://lore.kernel.org/r/366a0232-bb4a-c357-6aa8-636e398e05eb@samsung.com
Cc: Maxime Ripard <maxime@cerno.tech>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lore.kernel.org/r/20220403022818.39572-1-sboyd@kernel.org
2 years agoMerge tag 'perf-tools-for-v5.18-2022-04-02' of git://git.kernel.org/pub/scm/linux...
Linus Torvalds [Sat, 2 Apr 2022 19:57:17 +0000 (12:57 -0700)]
Merge tag 'perf-tools-for-v5.18-2022-04-02' of git://git./linux/kernel/git/acme/linux

Pull more perf tools updates from Arnaldo Carvalho de Melo:

 - Avoid SEGV if core.cpus isn't set in 'perf stat'.

 - Stop depending on .git files for building PERF-VERSION-FILE, used in
   'perf --version', fixing some perf tools build scenarios.

 - Convert tracepoint.py example to python3.

 - Update UAPI header copies from the kernel sources: socket,
   mman-common, msr-index, KVM, i915 and cpufeatures.

 - Update copy of libbpf's hashmap.c.

 - Directly return instead of using local ret variable in
   evlist__create_syswide_maps(), found by coccinelle.

* tag 'perf-tools-for-v5.18-2022-04-02' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux:
  perf python: Convert tracepoint.py example to python3
  perf evlist: Directly return instead of using local ret variable
  perf cpumap: More cpu map reuse by merge.
  perf cpumap: Add is_subset function
  perf evlist: Rename cpus to user_requested_cpus
  perf tools: Stop depending on .git files for building PERF-VERSION-FILE
  tools headers cpufeatures: Sync with the kernel sources
  tools headers UAPI: Sync drm/i915_drm.h with the kernel sources
  tools headers UAPI: Sync linux/kvm.h with the kernel sources
  tools kvm headers arm64: Update KVM headers from the kernel sources
  tools arch x86: Sync the msr-index.h copy with the kernel sources
  tools headers UAPI: Sync asm-generic/mman-common.h with the kernel
  perf beauty: Update copy of linux/socket.h with the kernel sources
  perf tools: Update copy of libbpf's hashmap.c
  perf stat: Avoid SEGV if core.cpus isn't set

2 years agoMerge tag 'kbuild-fixes-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/masah...
Linus Torvalds [Sat, 2 Apr 2022 19:33:31 +0000 (12:33 -0700)]
Merge tag 'kbuild-fixes-v5.18' of git://git./linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild fixes from Masahiro Yamada:

 - Fix empty $(PYTHON) expansion.

 - Fix UML, which got broken by the attempt to suppress Clang warnings.

 - Fix warning message in modpost.

* tag 'kbuild-fixes-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  modpost: restore the warning message for missing symbol versions
  Revert "um: clang: Strip out -mno-global-merge from USER_CFLAGS"
  kbuild: Remove '-mno-global-merge'
  kbuild: fix empty ${PYTHON} in scripts/link-vmlinux.sh
  kconfig: remove stale comment about removed kconfig_print_symbol()

2 years agoMerge tag 'mips_5.18_1' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux
Linus Torvalds [Sat, 2 Apr 2022 19:14:38 +0000 (12:14 -0700)]
Merge tag 'mips_5.18_1' of git://git./linux/kernel/git/mips/linux

Pull MIPS fixes from Thomas Bogendoerfer:

 - build fix for gpio

 - fix crc32 build problems

 - check for failed memory allocations

* tag 'mips_5.18_1' of git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux:
  MIPS: crypto: Fix CRC32 code
  MIPS: rb532: move GPIOD definition into C-files
  MIPS: lantiq: check the return value of kzalloc()
  mips: sgi-ip22: add a check for the return of kzalloc()

2 years agoMerge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Linus Torvalds [Sat, 2 Apr 2022 19:09:02 +0000 (12:09 -0700)]
Merge tag 'for-linus' of git://git./virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:

 - Only do MSR filtering for MSRs accessed by rdmsr/wrmsr

 - Documentation improvements

 - Prevent module exit until all VMs are freed

 - PMU Virtualization fixes

 - Fix for kvm_irq_delivery_to_apic_fast() NULL-pointer dereferences

 - Other miscellaneous bugfixes

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (42 commits)
  KVM: x86: fix sending PV IPI
  KVM: x86/mmu: do compare-and-exchange of gPTE via the user address
  KVM: x86: Remove redundant vm_entry_controls_clearbit() call
  KVM: x86: cleanup enter_rmode()
  KVM: x86: SVM: fix tsc scaling when the host doesn't support it
  kvm: x86: SVM: remove unused defines
  KVM: x86: SVM: move tsc ratio definitions to svm.h
  KVM: x86: SVM: fix avic spec based definitions again
  KVM: MIPS: remove reference to trap&emulate virtualization
  KVM: x86: document limitations of MSR filtering
  KVM: x86: Only do MSR filtering when access MSR by rdmsr/wrmsr
  KVM: x86/emulator: Emulate RDPID only if it is enabled in guest
  KVM: x86/pmu: Fix and isolate TSX-specific performance event logic
  KVM: x86: mmu: trace kvm_mmu_set_spte after the new SPTE was set
  KVM: x86/svm: Clear reserved bits written to PerfEvtSeln MSRs
  KVM: x86: Trace all APICv inhibit changes and capture overall status
  KVM: x86: Add wrappers for setting/clearing APICv inhibits
  KVM: x86: Make APICv inhibit reasons an enum and cleanup naming
  KVM: X86: Handle implicit supervisor access with SMAP
  KVM: X86: Rename variable smap to not_smap in permission_fault()
  ...

2 years agomodpost: restore the warning message for missing symbol versions
Masahiro Yamada [Fri, 1 Apr 2022 15:56:10 +0000 (00:56 +0900)]
modpost: restore the warning message for missing symbol versions

This log message was accidentally chopped off.

I was wondering why this happened, but checking the ML log, Mark
precisely followed my suggestion [1].

I just used "..." because I was too lazy to type the sentence fully.
Sorry for the confusion.

[1]: https://lore.kernel.org/all/CAK7LNAR6bXXk9-ZzZYpTqzFqdYbQsZHmiWspu27rtsFxvfRuVA@mail.gmail.com/

Fixes: 4a6795933a89 ("kbuild: modpost: Explicitly warn about unprototyped symbols")
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Acked-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
2 years agoMerge tag 'for-5.18/drivers-2022-04-02' of git://git.kernel.dk/linux-block
Linus Torvalds [Sat, 2 Apr 2022 18:03:03 +0000 (11:03 -0700)]
Merge tag 'for-5.18/drivers-2022-04-02' of git://git.kernel.dk/linux-block

Pull block driver fix from Jens Axboe:
 "Got two reports on nbd spewing warnings on load now, which is a
  regression from a commit that went into your tree yesterday.

  Revert the problematic change for now"

* tag 'for-5.18/drivers-2022-04-02' of git://git.kernel.dk/linux-block:
  Revert "nbd: fix possible overflow on 'first_minor' in nbd_dev_add()"

2 years agoMerge tag 'pci-v5.18-changes-2' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Sat, 2 Apr 2022 17:54:52 +0000 (10:54 -0700)]
Merge tag 'pci-v5.18-changes-2' of git://git./linux/kernel/git/helgaas/pci

Pull pci fix from Bjorn Helgaas:

 - Fix Hyper-V "defined but not used" build issue added during merge
   window (YueHaibing)

* tag 'pci-v5.18-changes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  PCI: hv: Remove unused hv_set_msi_entry_from_desc()

2 years agoMerge tag 'tag-chrome-platform-for-v5.18' of git://git.kernel.org/pub/scm/linux/kerne...
Linus Torvalds [Sat, 2 Apr 2022 17:44:18 +0000 (10:44 -0700)]
Merge tag 'tag-chrome-platform-for-v5.18' of git://git./linux/kernel/git/chrome-platform/linux

Pull chrome platform updates from Benson Leung:
 "cros_ec_typec:

   - Check for EC device - Fix a crash when using the cros_ec_typec
     driver on older hardware not capable of typec commands

   - Make try power role optional

   - Mux configuration reorganization series from Prashant

  cros_ec_debugfs:

   - Fix use after free. Thanks Tzung-bi

  sensorhub:

   - cros_ec_sensorhub fixup - Split trace include file

  misc:

   - Add new mailing list for chrome-platform development:

chrome-platform@lists.linux.dev

     Now with patchwork!"

* tag 'tag-chrome-platform-for-v5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux:
  platform/chrome: cros_ec_debugfs: detach log reader wq from devm
  platform: chrome: Split trace include file
  platform/chrome: cros_ec_typec: Update mux flags during partner removal
  platform/chrome: cros_ec_typec: Configure muxes at start of port update
  platform/chrome: cros_ec_typec: Get mux state inside configure_mux
  platform/chrome: cros_ec_typec: Move mux flag checks
  platform/chrome: cros_ec_typec: Check for EC device
  platform/chrome: cros_ec_typec: Make try power role optional
  MAINTAINERS: platform-chrome: Add new chrome-platform@lists.linux.dev list

2 years agoRevert "nbd: fix possible overflow on 'first_minor' in nbd_dev_add()"
Jens Axboe [Sat, 2 Apr 2022 17:40:23 +0000 (11:40 -0600)]
Revert "nbd: fix possible overflow on 'first_minor' in nbd_dev_add()"

This reverts commit 6d35d04a9e18990040e87d2bbf72689252669d54.

Both Gabriel and Borislav report that this commit casues a regression
with nbd:

sysfs: cannot create duplicate filename '/dev/block/43:0'

Revert it before 5.18-rc1 and we'll investigage this separately in
due time.

Link: https://lore.kernel.org/all/YkiJTnFOt9bTv6A2@zn.tnic/
Reported-by: Gabriel L. Somlo <somlo@cmu.edu>
Reported-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2 years agowatch_queue: Free the page array when watch_queue is dismantled
Eric Dumazet [Mon, 28 Mar 2022 17:07:04 +0000 (18:07 +0100)]
watch_queue: Free the page array when watch_queue is dismantled

Commit 7ea1a0124b6d ("watch_queue: Free the alloc bitmap when the
watch_queue is torn down") took care of the bitmap, but not the page
array.

  BUG: memory leak
  unreferenced object 0xffff88810d9bc140 (size 32):
  comm "syz-executor335", pid 3603, jiffies 4294946994 (age 12.840s)
  hex dump (first 32 bytes):
    40 a7 40 04 00 ea ff ff 00 00 00 00 00 00 00 00  @.@.............
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
     kmalloc_array include/linux/slab.h:621 [inline]
     kcalloc include/linux/slab.h:652 [inline]
     watch_queue_set_size+0x12f/0x2e0 kernel/watch_queue.c:251
     pipe_ioctl+0x82/0x140 fs/pipe.c:632
     vfs_ioctl fs/ioctl.c:51 [inline]
     __do_sys_ioctl fs/ioctl.c:874 [inline]
     __se_sys_ioctl fs/ioctl.c:860 [inline]
     __x64_sys_ioctl+0xfc/0x140 fs/ioctl.c:860
     do_syscall_x64 arch/x86/entry/common.c:50 [inline]

Reported-by: syzbot+25ea042ae28f3888727a@syzkaller.appspotmail.com
Fixes: c73be61cede5 ("pipe: Add general notification queue support")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Cc: Jann Horn <jannh@google.com>
Link: https://lore.kernel.org/r/20220322004654.618274-1-eric.dumazet@gmail.com/
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2 years agotracing: mark user_events as BROKEN
Steven Rostedt (Google) [Fri, 1 Apr 2022 18:39:03 +0000 (14:39 -0400)]
tracing: mark user_events as BROKEN

After being merged, user_events become more visible to a wider audience
that have concerns with the current API.

It is too late to fix this for this release, but instead of a full
revert, just mark it as BROKEN (which prevents it from being selected in
make config).  Then we can work finding a better API.  If that fails,
then it will need to be completely reverted.

To not have the code silently bitrot, still allow building it with
COMPILE_TEST.

And to prevent the uapi header from being installed, then later changed,
and then have an old distro user space see the old version, move the
header file out of the uapi directory.

Surround the include with CONFIG_COMPILE_TEST to the current location,
but when the BROKEN tag is taken off, it will use the uapi directory,
and fail to compile.  This is a good way to remind us to move the header
back.

Link: https://lore.kernel.org/all/20220330155835.5e1f6669@gandalf.local.home
Link: https://lkml.kernel.org/r/20220330201755.29319-1-mathieu.desnoyers@efficios.com
Suggested-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2 years agotracing: Move user_events.h temporarily out of include/uapi
Steven Rostedt (Google) [Fri, 1 Apr 2022 18:39:03 +0000 (14:39 -0400)]
tracing: Move user_events.h temporarily out of include/uapi

While user_events API is under development and has been marked for broken
to not let the API become fixed, move the header file out of the uapi
directory. This is to prevent it from being installed, then later changed,
and then have an old distro user space update with a new kernel, where
applications see the user_events being available, but the old header is in
place, and then they get compiled incorrectly.

Also, surround the include with CONFIG_COMPILE_TEST to the current
location, but when the BROKEN tag is taken off, it will use the uapi
directory, and fail to compile. This is a good way to remind us to move
the header back.

Link: https://lore.kernel.org/all/20220330155835.5e1f6669@gandalf.local.home
Link: https://lkml.kernel.org/r/20220330201755.29319-1-mathieu.desnoyers@efficios.com
Link: https://lkml.kernel.org/r/20220401143903.188384f3@gandalf.local.home
Suggested-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2 years agoftrace: Make ftrace_graph_is_dead() a static branch
Christophe Leroy [Wed, 30 Mar 2022 07:00:19 +0000 (09:00 +0200)]
ftrace: Make ftrace_graph_is_dead() a static branch

ftrace_graph_is_dead() is used on hot paths, it just reads a variable
in memory and is not worth suffering function call constraints.

For instance, at entry of prepare_ftrace_return(), inlining it avoids
saving prepare_ftrace_return() parameters to stack and restoring them
after calling ftrace_graph_is_dead().

While at it using a static branch is even more performant and is
rather well adapted considering that the returned value will almost
never change.

Inline ftrace_graph_is_dead() and replace 'kill_ftrace_graph' bool
by a static branch.

The performance improvement is noticeable.

Link: https://lkml.kernel.org/r/e0411a6a0ed3eafff0ad2bc9cd4b0e202b4617df.1648623570.git.christophe.leroy@csgroup.eu
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2 years agotracing: Set user_events to BROKEN
Steven Rostedt (Google) [Wed, 30 Mar 2022 19:58:35 +0000 (15:58 -0400)]
tracing: Set user_events to BROKEN

After being merged, user_events become more visible to a wider audience
that have concerns with the current API. It is too late to fix this for
this release, but instead of a full revert, just mark it as BROKEN (which
prevents it from being selected in make config). Then we can work finding
a better API. If that fails, then it will need to be completely reverted.

Link: https://lore.kernel.org/all/2059213643.196683.1648499088753.JavaMail.zimbra@efficios.com/
Link: https://lkml.kernel.org/r/20220330155835.5e1f6669@gandalf.local.home
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2 years agotracing/user_events: Remove eBPF interfaces
Beau Belgrave [Tue, 29 Mar 2022 17:30:51 +0000 (10:30 -0700)]
tracing/user_events: Remove eBPF interfaces

Remove eBPF interfaces within user_events to ensure they are fully
reviewed.

Link: https://lore.kernel.org/all/20220329165718.GA10381@kbox/
Link: https://lkml.kernel.org/r/20220329173051.10087-1-beaub@linux.microsoft.com
Suggested-by: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Signed-off-by: Beau Belgrave <beaub@linux.microsoft.com>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2 years agotracing/user_events: Hold event_mutex during dyn_event_add
Beau Belgrave [Mon, 28 Mar 2022 22:32:25 +0000 (15:32 -0700)]
tracing/user_events: Hold event_mutex during dyn_event_add

Make sure the event_mutex is properly held during dyn_event_add call.
This is required when adding dynamic events.

Link: https://lkml.kernel.org/r/20220328223225.1992-1-beaub@linux.microsoft.com
Reported-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Beau Belgrave <beaub@linux.microsoft.com>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2 years agoproc: bootconfig: Add null pointer check
Lv Ruyi [Tue, 29 Mar 2022 10:40:04 +0000 (10:40 +0000)]
proc: bootconfig: Add null pointer check

kzalloc is a memory allocation function which can return NULL when some
internal memory errors happen. It is safer to add null pointer check.

Link: https://lkml.kernel.org/r/20220329104004.2376879-1-lv.ruyi@zte.com.cn
Cc: stable@vger.kernel.org
Fixes: c1a3c36017d4 ("proc: bootconfig: Add /proc/bootconfig to show boot config list")
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Lv Ruyi <lv.ruyi@zte.com.cn>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2 years agotracing: Rename the staging files for trace_events
Steven Rostedt (Google) [Tue, 29 Mar 2022 20:50:44 +0000 (16:50 -0400)]
tracing: Rename the staging files for trace_events

When looking for implementation of different phases of the creation of the
TRACE_EVENT() macro, it is pretty useless when all helper macro
redefinitions are in files labeled "stageX_defines.h". Rename them to
state which phase the files are for. For instance, when looking for the
defines that are used to create the event fields, seeing
"stage4_event_fields.h" gives the developer a good idea that the defines
are in that file.

Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
2 years agoKVM: x86: fix sending PV IPI
Li RongQing [Wed, 9 Mar 2022 08:35:44 +0000 (16:35 +0800)]
KVM: x86: fix sending PV IPI

If apic_id is less than min, and (max - apic_id) is greater than
KVM_IPI_CLUSTER_SIZE, then the third check condition is satisfied but
the new apic_id does not fit the bitmask.  In this case __send_ipi_mask
should send the IPI.

This is mostly theoretical, but it can happen if the apic_ids on three
iterations of the loop are for example 1, KVM_IPI_CLUSTER_SIZE, 0.

Fixes: aaffcfd1e82 ("KVM: X86: Implement PV IPIs in linux guest")
Signed-off-by: Li RongQing <lirongqing@baidu.com>
Message-Id: <1646814944-51801-1-git-send-email-lirongqing@baidu.com>
Cc: stable@vger.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agoKVM: x86/mmu: do compare-and-exchange of gPTE via the user address
Paolo Bonzini [Tue, 29 Mar 2022 16:56:24 +0000 (12:56 -0400)]
KVM: x86/mmu: do compare-and-exchange of gPTE via the user address

FNAME(cmpxchg_gpte) is an inefficient mess.  It is at least decent if it
can go through get_user_pages_fast(), but if it cannot then it tries to
use memremap(); that is not just terribly slow, it is also wrong because
it assumes that the VM_PFNMAP VMA is contiguous.

The right way to do it would be to do the same thing as
hva_to_pfn_remapped() does since commit add6a0cd1c5b ("KVM: MMU: try to
fix up page faults before giving up", 2016-07-05), using follow_pte()
and fixup_user_fault() to determine the correct address to use for
memremap().  To do this, one could for example extract hva_to_pfn()
for use outside virt/kvm/kvm_main.c.  But really there is no reason to
do that either, because there is already a perfectly valid address to
do the cmpxchg() on, only it is a userspace address.  That means doing
user_access_begin()/user_access_end() and writing the code in assembly
to handle exceptions correctly.  Worse, the guest PTE can be 8-byte
even on i686 so there is the extra complication of using cmpxchg8b to
account for.  But at least it is an efficient mess.

(Thanks to Linus for suggesting improvement on the inline assembly).

Reported-by: Qiuhao Li <qiuhao@sysec.org>
Reported-by: Gaoning Pan <pgn@zju.edu.cn>
Reported-by: Yongkang Jia <kangel@zju.edu.cn>
Reported-by: syzbot+6cde2282daa792c49ab8@syzkaller.appspotmail.com
Debugged-by: Tadeusz Struk <tadeusz.struk@linaro.org>
Tested-by: Maxim Levitsky <mlevitsk@redhat.com>
Cc: stable@vger.kernel.org
Fixes: bd53cb35a3e9 ("X86/KVM: Handle PFNs outside of kernel reach when touching GPTEs")
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agoKVM: x86: Remove redundant vm_entry_controls_clearbit() call
Zhenzhong Duan [Fri, 11 Mar 2022 10:26:43 +0000 (18:26 +0800)]
KVM: x86: Remove redundant vm_entry_controls_clearbit() call

When emulating exit from long mode, EFER_LMA is cleared with
vmx_set_efer().  This will already unset the VM_ENTRY_IA32E_MODE control
bit as requested by SDM, so there is no need to unset VM_ENTRY_IA32E_MODE
again in exit_lmode() explicitly.  In case EFER isn't supported by
hardware, long mode isn't supported, so exit_lmode() cannot be reached.

Note that, thanks to the shadow controls mechanism, this change doesn't
eliminate vmread or vmwrite.

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Message-Id: <20220311102643.807507-3-zhenzhong.duan@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agoKVM: x86: cleanup enter_rmode()
Zhenzhong Duan [Fri, 11 Mar 2022 10:26:42 +0000 (18:26 +0800)]
KVM: x86: cleanup enter_rmode()

vmx_set_efer() sets uret->data but, in fact if the value of uret->data
will be used vmx_setup_uret_msrs() will have rewritten it with the value
returned by update_transition_efer().  uret->data is consumed if and only
if uret->load_into_hardware is true, and vmx_setup_uret_msrs() takes care
of (a) updating uret->data before setting uret->load_into_hardware to true
(b) setting uret->load_into_hardware to false if uret->data isn't updated.

Opportunistically use "vmx" directly instead of redoing to_vmx().

Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Message-Id: <20220311102643.807507-2-zhenzhong.duan@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agoKVM: x86: SVM: fix tsc scaling when the host doesn't support it
Maxim Levitsky [Tue, 22 Mar 2022 17:24:48 +0000 (19:24 +0200)]
KVM: x86: SVM: fix tsc scaling when the host doesn't support it

It was decided that when TSC scaling is not supported,
the virtual MSR_AMD64_TSC_RATIO should still have the default '1.0'
value.

However in this case kvm_max_tsc_scaling_ratio is not set,
which breaks various assumptions.

Fix this by always calculating kvm_max_tsc_scaling_ratio regardless of
host support.  For consistency, do the same for VMX.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20220322172449.235575-8-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agokvm: x86: SVM: remove unused defines
Maxim Levitsky [Tue, 22 Mar 2022 17:24:47 +0000 (19:24 +0200)]
kvm: x86: SVM: remove unused defines

Remove some unused #defines from svm.c

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20220322172449.235575-7-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agoKVM: x86: SVM: move tsc ratio definitions to svm.h
Maxim Levitsky [Tue, 22 Mar 2022 17:24:46 +0000 (19:24 +0200)]
KVM: x86: SVM: move tsc ratio definitions to svm.h

Another piece of SVM spec which should be in the header file

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20220322172449.235575-6-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agoKVM: x86: SVM: fix avic spec based definitions again
Maxim Levitsky [Tue, 22 Mar 2022 17:24:45 +0000 (19:24 +0200)]
KVM: x86: SVM: fix avic spec based definitions again

Due to wrong rebase, commit
4a204f7895878 ("KVM: SVM: Allow AVIC support on system w/ physical APIC ID > 255")

moved avic spec #defines back to avic.c.

Move them back, and while at it extend AVIC_DOORBELL_PHYSICAL_ID_MASK to 12
bits as well (it will be used in nested avic)

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20220322172449.235575-5-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agoKVM: MIPS: remove reference to trap&emulate virtualization
Paolo Bonzini [Sun, 13 Mar 2022 14:05:22 +0000 (15:05 +0100)]
KVM: MIPS: remove reference to trap&emulate virtualization

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20220313140522.1307751-1-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2 years agoKVM: x86: document limitations of MSR filtering
Paolo Bonzini [Tue, 15 Mar 2022 22:17:15 +0000 (18:17 -0400)]
KVM: x86: document limitations of MSR filtering

MSR filtering requires an exit to userspace that is hard to implement and
would be very slow in the case of nested VMX vmexit and vmentry MSR
accesses.  Document the limitation.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>