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Greg Kroah-Hartman
b2231e4875 interconnect changes for 6.8
This pull request contains the interconnect changes for the 6.8-rc1 merge
 window. These are just driver changes with the following highlights:
 
 Driver changes:
 - New interconnect driver for the SM8650 platform.
 - New interconnect driver for the SM6115 platform.
 - New interconnect driver for the X1E80100 (Snapdragon X Elite) platform.
 - Add compatible string for the BWMONv4 instance on the QCM2290 platform.
 - Complete the platform drivers conversion to the .remove_new callback
   returning void (mostly iMX, Exynos and the rest of Qcom drivers).
 
 Signed-off-by: Georgi Djakov <djakov@kernel.org>
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Merge tag 'icc-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/djakov/icc into char-misc-next

Georgi writes:

interconnect changes for 6.8

This pull request contains the interconnect changes for the 6.8-rc1 merge
window. These are just driver changes with the following highlights:

Driver changes:
- New interconnect driver for the SM8650 platform.
- New interconnect driver for the SM6115 platform.
- New interconnect driver for the X1E80100 (Snapdragon X Elite) platform.
- Add compatible string for the BWMONv4 instance on the QCM2290 platform.
- Complete the platform drivers conversion to the .remove_new callback
  returning void (mostly iMX, Exynos and the rest of Qcom drivers).

Signed-off-by: Georgi Djakov <djakov@kernel.org>

* tag 'icc-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/djakov/icc:
  interconnect: qcom: sm6115: Fix up includes
  dt-bindings: interconnect: qcom,msm8998-bwmon: Add QCM2290 bwmon instance
  dt-bindings: interconnect: qcom,msm8998-bwmon: Add SM6115 bwmon instance
  interconnect: qcom: Add SM6115 interconnect provider driver
  dt-bindings: interconnect: Add Qualcomm SM6115 NoC
  interconnect: qcom: Add X1E80100 interconnect provider driver
  dt-bindings: interconnect: Add Qualcomm X1E80100 SoC
  dt-bindings: interconnect: qcom-bwmon: document SM8650 BWMONs
  interconnect: qcom: introduce RPMh Network-On-Chip Interconnect on SM8650 SoC
  dt-bindings: interconnect: document the RPMh Network-On-Chip Interconnect in Qualcomm SM8650 SoC
  interconnect: exynos: Convert to platform remove callback returning void
  interconnect: qcom/smd-rpm: Convert to platform remove callback returning void
  interconnect: qcom/osm-l3: Convert to platform remove callback returning void
  interconnect: qcom/msm8974: Convert to platform remove callback returning void
  interconnect: imx8mq: Convert to platform remove callback returning void
  interconnect: imx8mp: Convert to platform remove callback returning void
  interconnect: imx8mn: Convert to platform remove callback returning void
  interconnect: imx8mm: Convert to platform remove callback returning void
  interconnect: qcom: Make qnoc_remove return void
2023-12-23 13:48:17 +01:00
Nina Schoetterl-Glausch
10f7b1dcdf KVM: s390: cpu model: Use proper define for facility mask size
Use the previously unused S390_ARCH_FAC_MASK_SIZE_U64 instead of
S390_ARCH_FAC_LIST_SIZE_U64 for defining the fac_mask array.
Note that both values are the same, there is no functional change.

Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
Signed-off-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com>
Link: https://lore.kernel.org/r/20231219140854.1042599-4-nsg@linux.ibm.com
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Message-ID: <20231219140854.1042599-4-nsg@linux.ibm.com>
2023-12-23 10:41:09 +01:00
Nina Schoetterl-Glausch
682dbf430d KVM: s390: vsie: Fix length of facility list shadowed
The length of the facility list accessed when interpretively executing
STFLE is the same as the hosts facility list (in case of format-0)
The memory following the facility list doesn't need to be accessible.
The current VSIE implementation accesses a fixed length that exceeds the
guest/host facility list length and can therefore wrongly inject a
validity intercept.
Instead, find out the host facility list length by running STFLE and
copy only as much as necessary when shadowing.

Acked-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
Link: https://lore.kernel.org/r/20231219140854.1042599-3-nsg@linux.ibm.com
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Message-ID: <20231219140854.1042599-3-nsg@linux.ibm.com>
2023-12-23 10:41:09 +01:00
Nina Schoetterl-Glausch
2731d605d5 KVM: s390: vsie: Fix STFLE interpretive execution identification
STFLE can be interpretively executed.
This occurs when the facility list designation is unequal to zero.
Perform the check before applying the address mask instead of after.

Fixes: 66b630d5b7 ("KVM: s390: vsie: support STFLE interpretation")
Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Acked-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@linux.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
Link: https://lore.kernel.org/r/20231219140854.1042599-2-nsg@linux.ibm.com
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Message-ID: <20231219140854.1042599-2-nsg@linux.ibm.com>
2023-12-23 10:41:09 +01:00
Christoffer Sandberg
ea3715941a Input: soc_button_array - add mapping for airplane mode button
This add a mapping for the airplane mode button on the TUXEDO Pulse Gen3.

While it is physically a key it behaves more like a switch, sending a key
down on first press and a key up on 2nd press. Therefor the switch event
is used here. Besides this behaviour it uses the HID usage-id 0xc6
(Wireless Radio Button) and not 0xc8 (Wireless Radio Slider Switch), but
since neither 0xc6 nor 0xc8 are currently implemented at all in
soc_button_array this not to standard behaviour is not put behind a quirk
for the moment.

Signed-off-by: Christoffer Sandberg <cs@tuxedo.de>
Signed-off-by: Werner Sembach <wse@tuxedocomputers.com>
Link: https://lore.kernel.org/r/20231215171718.80229-1-wse@tuxedocomputers.com
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2023-12-22 23:34:06 -08:00
Anshul Dalal
aefebd19a8 dt-bindings: input: convert drv266x to json-schema
Convert devicetree binding documentation for ti drv2665 and drv2667
haptics driver to json-schema. The previously two separate bindings have
been merged into a single drv266x.yaml.

Signed-off-by: Anshul Dalal <anshulusr@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20231221183109.684325-1-anshulusr@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2023-12-22 23:24:11 -08:00
Ville Syrjälä
971740a4c3 drm: Warn when freeing a framebuffer that's still on a list
Sprinkle some extra WARNs around so that we might catch
premature framebuffer destruction more readily.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231211081625.25704-2-ville.syrjala@linux.intel.com
Acked-by: Javier Martinez Canillas <javierm@redhat.com>
2023-12-23 07:31:29 +02:00
Ville Syrjälä
cb4daf2713 drm: Don't unref the same fb many times by mistake due to deadlock handling
If we get a deadlock after the fb lookup in drm_mode_page_flip_ioctl()
we proceed to unref the fb and then retry the whole thing from the top.
But we forget to reset the fb pointer back to NULL, and so if we then
get another error during the retry, before the fb lookup, we proceed
the unref the same fb again without having gotten another reference.
The end result is that the fb will (eventually) end up being freed
while it's still in use.

Reset fb to NULL once we've unreffed it to avoid doing it again
until we've done another fb lookup.

This turned out to be pretty easy to hit on a DG2 when doing async
flips (and CONFIG_DEBUG_WW_MUTEX_SLOWPATH=y). The first symptom I
saw that drm_closefb() simply got stuck in a busy loop while walking
the framebuffer list. Fortunately I was able to convince it to oops
instead, and from there it was easier to track down the culprit.

Cc: stable@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231211081625.25704-1-ville.syrjala@linux.intel.com
Acked-by: Javier Martinez Canillas <javierm@redhat.com>
2023-12-23 07:31:05 +02:00
Linus Torvalds
5254c0cbc9 block-6.7-2023-12-22
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Merge tag 'block-6.7-2023-12-22' of git://git.kernel.dk/linux

Pull block fixes from Jens Axboe:
 "Just an NVMe pull request this time, with a fix for bad sleeping
  context, and a revert of a patch that caused some trouble"

* tag 'block-6.7-2023-12-22' of git://git.kernel.dk/linux:
  nvme-pci: fix sleeping function called from interrupt context
  Revert "nvme-fc: fix race between error recovery and creating association"
2023-12-22 19:36:48 -08:00
Linus Torvalds
867583b399 RISC-V
- Fix a race condition in updating external interrupt for
   trap-n-emulated IMSIC swfile
 
 - Fix print_reg defaults in get-reg-list selftest
 
 ARM:
 
 - Ensure a vCPU's redistributor is unregistered from the MMIO bus
   if vCPU creation fails
 
 - Fix building KVM selftests for arm64 from the top-level Makefile
 
 x86:
 
 - Fix breakage for SEV-ES guests that use XSAVES.
 
 Selftests:
 
 - Fix bad use of strcat(), by not using strcat() at all
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Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm

Pull kvm fixes from Paolo Bonzini:
"RISC-V:

   - Fix a race condition in updating external interrupt for
     trap-n-emulated IMSIC swfile

   - Fix print_reg defaults in get-reg-list selftest

  ARM:

   - Ensure a vCPU's redistributor is unregistered from the MMIO bus if
     vCPU creation fails

   - Fix building KVM selftests for arm64 from the top-level Makefile

  x86:

   - Fix breakage for SEV-ES guests that use XSAVES

  Selftests:

   - Fix bad use of strcat(), by not using strcat() at all"

* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: SEV: Do not intercept accesses to MSR_IA32_XSS for SEV-ES guests
  KVM: selftests: Fix dynamic generation of configuration names
  RISCV: KVM: update external interrupt atomically for IMSIC swfile
  KVM: riscv: selftests: Fix get-reg-list print_reg defaults
  KVM: selftests: Ensure sysreg-defs.h is generated at the expected path
  KVM: Convert comment into an assertion in kvm_io_bus_register_dev()
  KVM: arm64: vgic: Ensure that slots_lock is held in vgic_register_all_redist_iodevs()
  KVM: arm64: vgic: Force vcpu vgic teardown on vcpu destroy
  KVM: arm64: vgic: Add a non-locking primitive for kvm_vgic_vcpu_destroy()
  KVM: arm64: vgic: Simplify kvm_vgic_destroy()
2023-12-22 19:22:20 -08:00
Bjorn Andersson
191fcf77e3 arm64: defconfig: Enable Qualcomm SC8280XP camera clock controller
With the camera clock controller added to the DeviceTree of SC8280XP the
interconnect providers no longer reaches sync_state, resulting in a
noticeable reduction in battery life.

Enable the camera clock controller (as a module) to avoid this, and
hopefully soon provide some level of camera support.

Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Link: https://lore.kernel.org/r/20231221-enable-sc8280xp-camcc-v1-1-2249581dd538@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
2023-12-22 21:22:17 -06:00
David S. Miller
3b83fa94cf Merge branch 'dpaa2-switch-small-improvements'
Ioana Ciornei says:

====================
dpaa2-switch: small improvements

This patch set consists of a series of small improvements on the
dpaa2-switch driver ranging from adding some more verbosity when
encountering errors to reorganizing code to be easily extensible.

Changes in v3:
- 4/8: removed the fixes tag and moved it to the commit message
- 5/8: specified that there is no user-visible effect
- 6/8: removed the initialization of the err variable

Changes in v2:
- No changes to the actual diff, only rephrased some commit messages and
  added more information.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
Ioana Ciornei
71150d9447 dpaa2-switch: cleanup the egress flood of an unused FDB
In case a DPAA2 switch interface joins a bridge, the FDB used on the
port will be changed to the one associated with the bridge. What this
means exactly is that any VLAN installed on the port will need to be
removed and then installed back so that it points to the new FDB.

Once this is done, the previous FDB will become unused (no VLAN to
point to it). Even though no traffic will reach this FDB, it's best to
just cleanup the state of the FDB by zeroing its egress flood domain.

Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
Ioana Ciornei
6d46a4f105 dpaa2-switch: move a check to the prechangeupper stage
Two different DPAA2 switch ports from two different DPSW instances
cannot be under the same bridge. Instead of checking for this
unsupported configuration in the CHANGEUPPER event, check it as early as
possible in the PRECHANGEUPPER one.

Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
Ioana Ciornei
a8150c9fb1 dpaa2-switch: reorganize the [pre]changeupper events
Create separate functions, dpaa2_switch_port_prechangeupper and
dpaa2_switch_port_changeupper, to be called directly when a DPSW port
changes its upper device.

This way we are not open-coding everything in the main event callback
and we can easily extent, for example, with bond offload.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
Ioana Ciornei
f6da276479 dpaa2-switch: do not clear any interrupts automatically
The DPSW object has multiple event sources multiplexed over the same
IRQ. The driver has the capability to configure only some of these
events to trigger the IRQ.

The dpsw_get_irq_status() can clear events automatically based on the
value stored in the 'status' variable passed to it. We don't want that
to happen because we could get into a situation when we are clearing
more events than we actually handled.

Just resort to manually clearing the events that we handled. Also, since
status is not used on the out path we remove its initialization to zero.

This change does not have a user-visible effect because the dpaa2-switch
driver enables and handles all the DPSW events which exist at the
moment.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
Ioana Ciornei
77c42a3b0a dpaa2-switch: add ENDPOINT_CHANGED to the irq_mask
Commit 84cba72956 ("dpaa2-switch: integrate the MAC endpoint support")
added support for MAC endpoints in the dpaa2-switch driver but omitted
to add the ENDPOINT_CHANGED irq to the list of interrupt sources. Fix
this by extending the list of events which can raise an interrupt by
extending the mask passed to the dpsw_set_irq_mask() firmware API.

There is no user visible impact even without this patch since whenever a
switch interface is connected/disconnected from an endpoint both events
are set (LINK_CHANGED and ENDPOINT_CHANGED) and, luckily, the
LINK_CHANGED event could actually raise the interrupt and thus get the
MAC/PHY SW configuration started.

Even with this, it's better to just not rely on undocumented firmware
behavior which can change.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
Ioana Ciornei
d50b1a8c30 dpaa2-switch: print an error when the vlan is already configured
Print a netdev error when we hit a case in which a specific VLAN is
already configured on the port. While at it, change the already existing
netdev_warn into an _err for consistency purposes.

Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
Ioana Ciornei
7218e96319 dpaa2-switch: declare the netdev as IFF_LIVE_ADDR_CHANGE capable
There is no restriction around the change of the MAC address on the
switch ports, thus declare the interface netdevs IFF_LIVE_ADDR_CHANGE
capable.

Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
Ioana Ciornei
365d0371a9 dpaa2-switch: set interface MAC address only on endpoint change
There is no point in updating the MAC address of a switch interface each
time the link state changes, this only needs to happen in case the
endpoint changes (the switch interface is [dis]connected from/to a MAC).

Just move the call to dpaa2_switch_port_set_mac_addr() under
DPSW_IRQ_EVENT_ENDPOINT_CHANGED.

Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:18:59 +00:00
David S. Miller
d11db8ad38 Merge branch 'am65-cpsw-preemption-coalescing'
Roger Quadros says:

====================
net: ethernet: am65-cpsw: Add mqprio, frame preemption & coalescing

This series adds mqprio qdisc offload in channel mode,
Frame Preemption MAC merge support and RX/TX coalesing
for AM65 CPSW driver.

In v11 following changes were made
- Fix patch "net: ethernet: ti: am65-cpsw: add mqprio qdisc offload in channel mode"
by including units.h

Changelog information in each patch file.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:20 +00:00
Grygorii Strashko
e4918f9d48 net: ethernet: ti: am65-cpsw: add sw tx/rx irq coalescing based on hrtimers
Add SW IRQ coalescing based on hrtimers for TX and RX data path which
can be enabled by ethtool commands:

- RX coalescing
  ethtool -C eth1 rx-usecs 50

- TX coalescing can be enabled per TX queue

  - by default enables coalesing for TX0
  ethtool -C eth1 tx-usecs 50
  - configure TX0
  ethtool -Q eth0 queue_mask 1 --coalesce tx-usecs 100
  - configure TX1
  ethtool -Q eth0 queue_mask 2 --coalesce tx-usecs 100
  - configure TX0 and TX1
  ethtool -Q eth0 queue_mask 3 --coalesce tx-usecs 100 --coalesce tx-usecs 100

  show configuration for TX0 and TX1:
  ethtool -Q eth0 queue_mask 3 --show-coalesce

Comparing to gro_flush_timeout and napi_defer_hard_irqs, this patch
allows to enable IRQ coalesing for RX path separately.

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Roger Quadros <rogerq@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Roger Quadros
49a2eb9068 net: ethernet: ti: am65-cpsw-qos: Add Frame Preemption MAC Merge support
Add driver support for viewing / changing the MAC Merge sublayer
parameters and seeing the verification state machine's current state
via ethtool.

As hardware does not support interrupt notification for verification
events we resort to polling on link up. On link up we try a couple of
times for verification success and if unsuccessful then give up.

The Frame Preemption feature is described in the Technical Reference
Manual [1] in section:
	12.3.1.4.6.7 Intersperced Express Traffic (IET – P802.3br/D2.0)

Due to Silicon Errata i2208 [2] we set limit min IET fragment size to
124 (excluding 4 bytes mCRC).

[1] AM62x TRM - https://www.ti.com/lit/ug/spruiv7a/spruiv7a.pdf
[2] AM62x Silicon Errata - https://www.ti.com/lit/er/sprz487c/sprz487c.pdf

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Grygorii Strashko
bc8d62e16e net: ethernet: ti: am65-cpsw: add mqprio qdisc offload in channel mode
This patch adds MQPRIO Qdisc offload in full 'channel' mode which allows
not only setting up pri:tc mapping, but also configuring TX shapers
(rate-limiting) on external port FIFOs.

The MQPRIO Qdisc offload is expected to work with or without VLAN/priority
tagged packets.

The CPSW external Port FIFO has 8 Priority queues. The rate-limit can be
set for each of these priority queues. Which Priority queue a packet is
assigned to depends on PN_REG_TX_PRI_MAP register which maps header
priority to switch priority.

The header priority of a packet is assigned via the RX_PRI_MAP_REG which
maps packet priority to header priority.

The packet priority is either the VLAN priority (for VLAN tagged packets)
or the thread/channel offset.

For simplicity, we assign the same priority queue to all queues of a
Traffic Class so it can be rate-limited correctly.

Configuration example:
 ethtool -L eth1 tx 5
 ethtool --set-priv-flags eth1 p0-rx-ptype-rrobin off

 tc qdisc add dev eth1 parent root handle 100: mqprio num_tc 3 \
 map 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 \
 queues 1@0 1@1 1@2 hw 1 mode channel \
 shaper bw_rlimit min_rate 0 100mbit 200mbit max_rate 0 101mbit 202mbit

 tc qdisc replace dev eth2 handle 100: parent root mqprio num_tc 1 \
 map 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 queues 1@0 hw 1

 ip link add link eth1 name eth1.100 type vlan id 100
 ip link set eth1.100 type vlan egress 0:0 1:1 2:2 3:3 4:4 5:5 6:6 7:7

In the above example two ports share the same TX CPPI queue 0 for low
priority traffic. 3 traffic classes are defined for eth1 and mapped to:
TC0 - low priority, TX CPPI queue 0 -> ext Port 1 fifo0, no rate limit
TC1 - prio 2, TX CPPI queue 1 -> ext Port 1 fifo1, CIR=100Mbit/s, EIR=1Mbit/s
TC2 - prio 3, TX CPPI queue 2 -> ext Port 1 fifo2, CIR=200Mbit/s, EIR=2Mbit/s

Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Roger Quadros
8f5a756106 net: ethernet: am65-cpsw: Move register definitions to header file
Move register definitions to header file. No functional change.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Roger Quadros
1374841ad4 net: ethernet: ti: am65-cpsw: Move code to avoid forward declaration
Move this code around to avoid forward declaration.
No functional change.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Roger Quadros
5db81bdc48 net: ethernet: am65-cpsw: cleanup TAPRIO handling
Handle offloading commands using switch-case in
am65_cpsw_setup_taprio().

Move checks to am65_cpsw_taprio_replace().

Use NL_SET_ERR_MSG_MOD for error messages.
Change error message from "Failed to set cycle time extension"
to "cycle time extension not supported"

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Roger Quadros
d0f9535b31 net: ethernet: am65-cpsw: Rename TI_AM65_CPSW_TAS to TI_AM65_CPSW_QOS
We will use this Kconfig option to not only enable TAS/EST offload
but also other QoS features like Multiqueue priority descriptors
and MAC-Merge/Frame Preemption. TI_AM65_CPSW_QOS seems a more
appropriate Kconfig option name than TI_AM65_CPSW_TAS.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Roger Quadros
c92b1321bb net: ethernet: am65-cpsw: Build am65-cpsw-qos only if required
Build am65-cpsw-qos only if CONFIG_TI_AM65_CPSW_TAS is enabled.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Vladimir Oltean
c8659bd9d1 selftests: forwarding: ethtool_mm: fall back to aggregate if device does not report pMAC stats
Some devices do not support individual 'pmac' and 'emac' stats.
For such devices, resort to 'aggregate' stats.

Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Tested-by: Roger Quadros <rogerq@kernel.org>
Signed-off-by: Roger Quadros <rogerq@kernel.org>
Tested-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
Vladimir Oltean
2491d66ae6 selftests: forwarding: ethtool_mm: support devices with higher rx-min-frag-size
Some devices have errata due to which they cannot report ETH_ZLEN (60)
in the rx-min-frag-size. This was foreseen of course, and lldpad has
logic that when we request it to advertise addFragSize 0, it will round
it up to the lowest value that is _actually_ supported by the hardware.

The problem is that the selftest expects lldpad to report back to us the
same value as we requested.

Make the selftest smarter by figuring out on its own what is a
reasonable value to expect.

Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Tested-by: Roger Quadros <rogerq@kernel.org>
Signed-off-by: Roger Quadros <rogerq@kernel.org>
Tested-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 01:01:19 +00:00
David S. Miller
2437c0f514 Merge branch 'net-selftests-unique-namespace-last-part'
Hangbin Liu says:

====================
Convert net selftests to run in unique namespace (last part)

Here is the last part of converting net selftests to run in unique namespace.
This part converts all left tests. After the conversion, we can run the net
sleftests in parallel. e.g.

 # ./run_kselftest.sh -n -t net:reuseport_bpf
 TAP version 13
 1..1
 # selftests: net: reuseport_bpf
 ok 1 selftests: net: reuseport_bpf
  mod 10...
 # Socket 0: 0
 # Socket 1: 1
 ...
 # Socket 4: 19
 # Testing filter add without bind...
 # SUCCESS

 # ./run_kselftest.sh -p -n -t net:cmsg_so_mark.sh -t net:cmsg_time.sh -t net:cmsg_ipv6.sh
 TAP version 13
 1..3
 # selftests: net: cmsg_so_mark.sh
 ok 1 selftests: net: cmsg_so_mark.sh
 # selftests: net: cmsg_time.sh
 ok 2 selftests: net: cmsg_time.sh
 # selftests: net: cmsg_ipv6.sh
 ok 3 selftests: net: cmsg_ipv6.sh

 # ./run_kselftest.sh -p -n -c net
 TAP version 13
 1..95
 # selftests: net: reuseport_bpf_numa
 ok 3 selftests: net: reuseport_bpf_numa
 # selftests: net: reuseport_bpf_cpu
 ok 2 selftests: net: reuseport_bpf_cpu
 # selftests: net: sk_bind_sendto_listen
 ok 9 selftests: net: sk_bind_sendto_listen
 # selftests: net: reuseaddr_conflict
 ok 5 selftests: net: reuseaddr_conflict
 ...

Here is the part 1 link:
https://lore.kernel.org/netdev/20231202020110.362433-1-liuhangbin@gmail.com
part 2 link:
https://lore.kernel.org/netdev/20231206070801.1691247-1-liuhangbin@gmail.com
part 3 link:
https://lore.kernel.org/netdev/20231213060856.4030084-1-liuhangbin@gmail.com
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Hangbin Liu
9d0b4ad82d kselftest/runner.sh: add netns support
Add a variable RUN_IN_NETNS if the user wants to run all the selected tests
in namespace in parallel. With this, we can save a lot of testing time.

Note that some tests may not fit to run in namespace, e.g.
net/drop_monitor_tests.sh, as the dwdump needs to be run in init ns.

I also added another parameter -p to make all the logs reported separately
instead of mixing them in the stdout or output.log.

Nit: the NUM in run_one is not used, rename it to test_num.

Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Hangbin Liu
378f082eaf selftests/net: convert pmtu.sh to run it in unique namespace
pmtu test use /bin/sh, so we need to source ./lib.sh instead of lib.sh
Here is the test result after conversion.

 # ./pmtu.sh
 TEST: ipv4: PMTU exceptions                                         [ OK ]
 TEST: ipv4: PMTU exceptions - nexthop objects                       [ OK ]
 TEST: ipv6: PMTU exceptions                                         [ OK ]
 TEST: ipv6: PMTU exceptions - nexthop objects                       [ OK ]
 ...
 TEST: ipv4: list and flush cached exceptions - nexthop objects      [ OK ]
 TEST: ipv6: list and flush cached exceptions                        [ OK ]
 TEST: ipv6: list and flush cached exceptions - nexthop objects      [ OK ]
 TEST: ipv4: PMTU exception w/route replace                          [ OK ]
 TEST: ipv4: PMTU exception w/route replace - nexthop objects        [ OK ]
 TEST: ipv6: PMTU exception w/route replace                          [ OK ]
 TEST: ipv6: PMTU exception w/route replace - nexthop objects        [ OK ]

Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Hangbin Liu
4416c5f53b selftests/net: use unique netns name for setup_loopback.sh setup_veth.sh
The setup_loopback and setup_veth use their own way to create namespace.
So let's just re-define server_ns/client_ns to unique name.
At the same time update the namespace name in gro.sh and toeplitz.sh.
As I don't have env to run toeplitz.sh. Here is only the gro test result.

 # ./gro.sh
 running test ipv4 data
 Expected {200 }, Total 1 packets
 Received {200 }, Total 1 packets.
 ...
 Gro::large test passed.
 All Tests Succeeded!

Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Hangbin Liu
976fd1fe4f selftests/net: convert xfrm_policy.sh to run it in unique namespace
Here is the test result after conversion.

 # ./xfrm_policy.sh
 PASS: policy before exception matches
 PASS: ping to .254 bypassed ipsec tunnel (exceptions)
 PASS: direct policy matches (exceptions)
 PASS: policy matches (exceptions)
 PASS: ping to .254 bypassed ipsec tunnel (exceptions and block policies)
 PASS: direct policy matches (exceptions and block policies)
 PASS: policy matches (exceptions and block policies)
 PASS: ping to .254 bypassed ipsec tunnel (exceptions and block policies after hresh changes)
 PASS: direct policy matches (exceptions and block policies after hresh changes)
 PASS: policy matches (exceptions and block policies after hresh changes)
 PASS: ping to .254 bypassed ipsec tunnel (exceptions and block policies after hthresh change in ns3)
 PASS: direct policy matches (exceptions and block policies after hthresh change in ns3)
 PASS: policy matches (exceptions and block policies after hthresh change in ns3)
 PASS: ping to .254 bypassed ipsec tunnel (exceptions and block policies after htresh change to normal)
 PASS: direct policy matches (exceptions and block policies after htresh change to normal)
 PASS: policy matches (exceptions and block policies after htresh change to normal)
 PASS: policies with repeated htresh change

Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Hangbin Liu
098f1ce08b selftests/net: convert stress_reuseport_listen.sh to run it in unique namespace
Here is the test result after conversion.

 # ./stress_reuseport_listen.sh
 listen 24000 socks took 0.47714

Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Hangbin Liu
d3b6b11161 selftests/net: convert rtnetlink.sh to run it in unique namespace
When running the test in namespace, the debugfs may not load automatically.
So add a checking to make sure debugfs loaded. Here is the test result
after conversion.

 # ./rtnetlink.sh
 PASS: policy routing
 PASS: route get
 ...
 PASS: address proto IPv4
 PASS: address proto IPv6

Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Hangbin Liu
f6476dedf0 selftests/net: convert netns-name.sh to run it in unique namespace
This test will move the device to netns 1. Add a new test_ns to do this.
Here is the test result after conversion.

 # ./netns-name.sh
 netns-name.sh                           [  OK  ]

Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Hangbin Liu
b84c2faeb9 selftests/net: convert gre_gso.sh to run it in unique namespace
Here is the test result after conversion.

 # ./gre_gso.sh
     TEST: GREv6/v4 - copy file w/ TSO                                   [ OK ]
     TEST: GREv6/v4 - copy file w/ GSO                                   [ OK ]
     TEST: GREv6/v6 - copy file w/ TSO                                   [ OK ]
     TEST: GREv6/v6 - copy file w/ GSO                                   [ OK ]

 Tests passed:   4
 Tests failed:   0

Acked-by: David Ahern <dsahern@kernel.org>
Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:26:32 +00:00
Jiapeng Chong
6530b29f77 selftests/net: remove unneeded semicolon
No functional modification involved.

./tools/testing/selftests/net/tcp_ao/setsockopt-closed.c:121:2-3: Unneeded semicolon.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=7771
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-23 00:23:30 +00:00
Dave Jiang
185c1a489f cxl: Check qos_class validity on memdev probe
Add a check to make sure the qos_class for the device will match one of
the root decoders qos_class. If no match is found, then the qos_class for
the device is set to invalid. Also add a check to ensure that the device's
host bridge matches to one of the root decoder's downstream targets.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/170319626313.2212653.9021004640856081917.stgit@djiang5-mobl3
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-12-22 15:46:02 -08:00
Dave Jiang
42834b17cf cxl: Export sysfs attributes for memory device QoS class
Export qos_class sysfs attributes for the CXL memory device. The QoS clas
should show up as /sys/bus/cxl/devices/memX/ram/qos_class for the volatile
partition and /sys/bus/cxl/devices/memX/pmem/qos_class for the persistent
partition. The QTG ID is retrieved via _DSM after supplying the
calculated bandwidth and latency for the entire CXL path from device to
the CPU. This ID is used to match up to the root decoder QoS class to
determine which CFMWS the memory range of a hotplugged CXL mem device
should be assigned under.

While there may be multiple DSMAS exported by the device CDAT, the driver
will only expose the first QTG ID per partition in sysfs for now. In the
future when multiple QTG IDs are necessary, they can be exposed. [1]

[1]: https://lore.kernel.org/linux-cxl/167571650007.587790.10040913293130712882.stgit@djiang5-mobl3.local/T/#md2a47b1ead3e1ba08f50eab29a4af1aed1d215ab

Suggested-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/170319625698.2212653.17544381274847420961.stgit@djiang5-mobl3
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-12-22 15:46:02 -08:00
Dave Jiang
86557b7edf cxl: Store QTG IDs and related info to the CXL memory device context
Once the QTG ID _DSM is executed successfully, the QTG ID is retrieved from
the return package. Create a list of entries in the cxl_memdev context and
store the QTG ID as qos_class token and the associated DPA range. This
information can be exposed to user space via sysfs in order to help region
setup for hot-plugged CXL memory devices.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/170319625109.2212653.11872111896220384056.stgit@djiang5-mobl3
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-12-22 15:31:53 -08:00
Dave Jiang
7a4f148dd8 cxl: Compute the entire CXL path latency and bandwidth data
CXL Memory Device SW Guide [1] rev1.0 2.11.2 provides instruction on how to
calculate latency and bandwidth for CXL memory device. Calculate minimum
bandwidth and total latency for the path from the CXL device to the root
port. The QTG id is retrieved by providing the performance data as input
and calling the root port callback ->get_qos_class(). The retrieved id is
stored with the cxl_port of the CXL device.

For example for a device that is directly attached to a host bus:
Total Latency = Device Latency (from CDAT) + Dev to Host Bus (HB) Link
		Latency + Generic Port Latency
Min Bandwidth = Min bandwidth for link bandwidth between HB
		and CXL device, device CDAT bandwidth, and Generic Port
		Bandwidth

For a device that has a switch in between host bus and CXL device:
Total Latency = Device (CDAT) Latency + Dev to Switch Link Latency +
		Switch (CDAT) Latency + Switch to HB Link Latency +
		Generic Port Latency
Min Bandwidth = Min bandwidth for link bandwidth between CXL device
		to CXL switch, CXL device CDAT bandwidth, CXL switch CDAT
		bandwidth, CXL switch to HB bandwidth, and Generic Port
		Bandwidth.

[1]: https://cdrdv2-public.intel.com/643805/643805_CXL%20Memory%20Device%20SW%20Guide_Rev1p0.pdf

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/170319624458.2212653.13252496567443656371.stgit@djiang5-mobl3
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-12-22 15:31:52 -08:00
Dave Jiang
14a6960b3e cxl: Add helper function that calculate performance data for downstream ports
The CDAT information from the switch, Switch Scoped Latency and Bandwidth
Information Structure (SSLBIS), is parsed and stored under a cxl_dport
based on the correlated downstream port id from the SSLBIS entry. Walk
the entire CXL port paths and collect all the performance data. Also
pick up the link latency number that's stored under the dports. The
entire path PCIe bandwidth can be retrieved using the
pcie_bandwidth_available() call.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/170319623824.2212653.10302079766473698427.stgit@djiang5-mobl3
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-12-22 15:31:52 -08:00
Dave Jiang
1037b82fcc cxl: Store the access coordinates for the generic ports
Each CXL host bridge is represented by an ACPI0016 device. A generic port
device handle that is an ACPI device is represented by a string of
ACPI0016 device HID and UID. Create a device handle from the ACPI device
and retrieve the access coordinates from the stored memory targets. The
access coordinates are stored under the cxl_dport that is associated with
the CXL host bridge.

The access coordinates struct is dynamically allocated under cxl_dport in
order for code later on to detect whether the data exists or not.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/170319623196.2212653.17916695743464172534.stgit@djiang5-mobl3
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-12-22 15:31:52 -08:00
Dave Jiang
f2202f9904 tools/testing/cxl: Add hostbridge UID string for cxl_test mock hb devices
In order to support acpi_device_uid() call, add static string to
acpi_device->pnp.unique_id.

Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/170319622564.2212653.1534465446670631698.stgit@djiang5-mobl3
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2023-12-22 15:31:52 -08:00
Lucas De Marchi
0e209fa7bf drm/xe: Disable 32bits build
Add a dependency on CONFIG_64BIT since currently the xe driver doesn't
build on 32bits. It may be enabled again after all the issues are fixed.

Fixes: dd08ebf6c3 ("drm/xe: Introduce a new DRM driver for Intel GPUs")
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/20231221222809.4123220-2-lucas.demarchi@intel.com
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
2023-12-22 15:30:40 -08:00
Dmitry Safonov
826eb9bcc1 selftest/tcp-ao: Rectify out-of-tree build
Trivial fix for out-of-tree build that I wasn't testing previously:

1. Create a directory for library object files, fixes:
> gcc lib/kconfig.c -Wall -O2 -g -D_GNU_SOURCE -fno-strict-aliasing -I ../../../../../usr/include/ -iquote /tmp/kselftest/kselftest/net/tcp_ao/lib -I ../../../../include/  -o /tmp/kselftest/kselftest/net/tcp_ao/lib/kconfig.o -c
> Assembler messages:
> Fatal error: can't create /tmp/kselftest/kselftest/net/tcp_ao/lib/kconfig.o: No such file or directory
> make[1]: *** [Makefile:46: /tmp/kselftest/kselftest/net/tcp_ao/lib/kconfig.o] Error 1

2. Include $(KHDR_INCLUDES) that's exported by selftests/Makefile, fixes:
> In file included from lib/kconfig.c:6:
> lib/aolib.h:320:45: warning: ‘struct tcp_ao_add’ declared inside parameter list will not be visible outside of this definition or declaration
>   320 | extern int test_prepare_key_sockaddr(struct tcp_ao_add *ao, const char *alg,
>       |                                             ^~~~~~~~~~
...

3. While at here, clean-up $(KSFT_KHDR_INSTALL): it's not needed anymore
   since commit f2745dc0ba ("selftests: stop using KSFT_KHDR_INSTALL")

4. Also, while at here, drop .DEFAULT_GOAL definition: that has a
   self-explaining comment, that was valid when I made these selftests
   compile on local v4.19 kernel, but not needed since
   commit 8ce72dc325 ("selftests: fix headers_install circular dependency")

Fixes: cfbab37b3d ("selftests/net: Add TCP-AO library")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202312190645.q76MmHyq-lkp@intel.com/
Signed-off-by: Dmitry Safonov <dima@arista.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2023-12-22 23:26:37 +00:00