1105985 Commits

Author SHA1 Message Date
Anatolii Gerasymenko
a632b2a4c9 ice: ethtool: Prohibit improper channel config for DCB
Do not allow setting less channels, than Traffic Classes there are
via ethtool. There must be at least one channel per Traffic Class.

If you set less channels, than Traffic Classes there are, then during
ice_vsi_rebuild there would be allocated only the requested amount
of tx/rx rings in ice_vsi_alloc_arrays. But later in ice_vsi_setup_q_map
there would be requested at least one channel per Traffic Class. This
results in setting num_rxq > alloc_rxq and num_txq > alloc_txq.
Later, there would be a NULL pointer dereference in
ice_vsi_map_rings_to_vectors, because we go beyond of rx_rings or
tx_rings arrays.

Change ice_set_channels() to return error if you try to allocate less
channels, than Traffic Classes there are.
Change ice_vsi_setup_q_map() and ice_vsi_setup_q_map_mqprio() to return
status code instead of void.
Add error handling for ice_vsi_setup_q_map() and
ice_vsi_setup_q_map_mqprio() in ice_vsi_init() and ice_vsi_cfg_tc().

[53753.889983] INFO: Flow control is disabled for this traffic class (0) on this vsi.
[53763.984862] BUG: unable to handle kernel NULL pointer dereference at 0000000000000028
[53763.992915] PGD 14b45f5067 P4D 0
[53763.996444] Oops: 0002 [#1] SMP NOPTI
[53764.000312] CPU: 12 PID: 30661 Comm: ethtool Kdump: loaded Tainted: GOE    --------- -  - 4.18.0-240.el8.x86_64 #1
[53764.011825] Hardware name: Intel Corporation WilsonCity/WilsonCity, BIOS WLYDCRB1.SYS.0020.P21.2012150710 12/15/2020
[53764.022584] RIP: 0010:ice_vsi_map_rings_to_vectors+0x7e/0x120 [ice]
[53764.029089] Code: 41 0d 0f b7 b7 12 05 00 00 0f b6 d0 44 29 de 44 0f b7 c6 44 01 c2 41 39 d0 7d 2d 4c 8b 47 28 44 0f b7 ce 83 c6 01 4f 8b 04 c8 <49> 89 48 28 4                           c 8b 89 b8 01 00 00 4d 89 08 4c 89 81 b8 01 00 00 44
[53764.048379] RSP: 0018:ff550dd88ea47b20 EFLAGS: 00010206
[53764.053884] RAX: 0000000000000002 RBX: 0000000000000004 RCX: ff385ea42fa4a018
[53764.061301] RDX: 0000000000000006 RSI: 0000000000000005 RDI: ff385e9baeedd018
[53764.068717] RBP: 0000000000000010 R08: 0000000000000000 R09: 0000000000000004
[53764.076133] R10: 0000000000000002 R11: 0000000000000004 R12: 0000000000000000
[53764.083553] R13: 0000000000000000 R14: ff385e658fdd9000 R15: ff385e9baeedd018
[53764.090976] FS:  000014872c5b5740(0000) GS:ff385e847f100000(0000) knlGS:0000000000000000
[53764.099362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[53764.105409] CR2: 0000000000000028 CR3: 0000000a820fa002 CR4: 0000000000761ee0
[53764.112851] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[53764.120301] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[53764.127747] PKRU: 55555554
[53764.130781] Call Trace:
[53764.133564]  ice_vsi_rebuild+0x611/0x870 [ice]
[53764.138341]  ice_vsi_recfg_qs+0x94/0x100 [ice]
[53764.143116]  ice_set_channels+0x1a8/0x3e0 [ice]
[53764.147975]  ethtool_set_channels+0x14e/0x240
[53764.152667]  dev_ethtool+0xd74/0x2a10
[53764.156665]  ? __mod_lruvec_state+0x44/0x110
[53764.161280]  ? __mod_lruvec_state+0x44/0x110
[53764.165893]  ? page_add_file_rmap+0x15/0x170
[53764.170518]  ? inet_ioctl+0xd1/0x220
[53764.174445]  ? netdev_run_todo+0x5e/0x290
[53764.178808]  dev_ioctl+0xb5/0x550
[53764.182485]  sock_do_ioctl+0xa0/0x140
[53764.186512]  sock_ioctl+0x1a8/0x300
[53764.190367]  ? selinux_file_ioctl+0x161/0x200
[53764.195090]  do_vfs_ioctl+0xa4/0x640
[53764.199035]  ksys_ioctl+0x60/0x90
[53764.202722]  __x64_sys_ioctl+0x16/0x20
[53764.206845]  do_syscall_64+0x5b/0x1a0
[53764.210887]  entry_SYSCALL_64_after_hwframe+0x65/0xca

Fixes: 87324e747fde ("ice: Implement ethtool ops for channels")
Signed-off-by: Anatolii Gerasymenko <anatolii.gerasymenko@intel.com>
Tested-by: Gurucharan <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-06-21 15:20:24 -07:00
Bernard Zhao
56878d49cc intel/i40e: delete if NULL check before dev_kfree_skb
dev_kfree_skb check if the input parameter NULL and do the right
thing, there is no need to check again.
This change is to cleanup the code a bit.

Signed-off-by: Bernard Zhao <zhaojunkui2008@126.com>
Tested-by: Gurucharan <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-06-21 13:50:38 -07:00
Minghao Chi
3e0fcb782a i40e: Remove unnecessary synchronize_irq() before free_irq()
Calling synchronize_irq() right before free_irq() is quite useless. On one
hand the IRQ can easily fire again before free_irq() is entered, on the
other hand free_irq() itself calls synchronize_irq() internally (in a race
condition free way), before any state associated with the IRQ is freed.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
Tested-by: Gurucharan <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-06-21 13:50:38 -07:00
Mateusz Palczewski
7f72d92314 i40e: Add support for ethtool -s <interface> speed <speed in Mb>
Add ability to change speed through ethtool -s <interface> speed <speed in Mb>
Driver advertises all link modes that support requested speed.
Autoneg must be set off e.g.:
	ethtool -s <interface> autoneg off speed <speed in Mb>.

Add helper function that translate speed in Mb to
enum i40e_aq_link_speed and compare it to supported speeds from
given ethtool_link_ksettings. Add in i40e_set_link_ksettings hold
for requested speed and set copy_ks.base.speed to safe_ks.base.speed
to be sure that user is not changing unsupported setting.
In i40e_speed_to_link_speed compare requested speed with supported
speeds. Set speed to requested speed.

Signed-off-by: Norbert Zulinski <norbertx.zulinski@intel.com>
Signed-off-by: Mateusz Palczewski <mateusz.palczewski@intel.com>
Tested-by: Dave Switzer <david.switzer@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-06-21 13:50:38 -07:00
Anatolii Gerasymenko
c3d184c83f ice: ethtool: advertise 1000M speeds properly
In current implementation ice_update_phy_type enables all link modes
for selected speed. This approach doesn't work for 1000M speeds,
because both copper (1000baseT) and optical (1000baseX) standards
cannot be enabled at once.

Fix this, by adding the function `ice_set_phy_type_from_speed()`
for 1000M speeds.

Fixes: 48cb27f2fd18 ("ice: Implement handlers for ethtool PHY/link operations")
Signed-off-by: Anatolii Gerasymenko <anatolii.gerasymenko@intel.com>
Tested-by: Gurucharan <gurucharanx.g@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-06-21 13:48:57 -07:00
Wojciech Drewek
3578dc9001 ice: Fix switchdev rules book keeping
Adding two filters with same matching criteria ends up with
one rule in hardware with act = ICE_FWD_TO_VSI_LIST.
In order to remove them properly we have to keep the
information about vsi handle which is used in VSI bitmap
(ice_adv_fltr_mgmt_list_entry::vsi_list_info::vsi_map).

Fixes: 0d08a441fb1a ("ice: ndo_setup_tc implementation for PF")
Reported-by: Sridhar Samudrala <sridhar.samudrala@intel.com>
Signed-off-by: Wojciech Drewek <wojciech.drewek@intel.com>
Tested-by: Sandeep Penigalapati <sandeep.penigalapati@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-06-21 13:09:03 -07:00
Marcin Szycik
d4ea6f6373 ice: ignore protocol field in GTP offload
Commit 34a897758efe ("ice: Add support for inner etype in switchdev")
added the ability to match on inner ethertype. A side effect of that change
is that it is now impossible to add some filters for protocols which do not
contain inner ethtype field. tc requires the protocol field to be specified
when providing certain other options, e.g. src_ip. This is a problem in
case of GTP - when user wants to specify e.g. src_ip, they also need to
specify protocol in tc command (otherwise tc fails with: Illegal "src_ip").
Because GTP is a tunnel, the protocol field is treated as inner protocol.
GTP does not contain inner ethtype field and the filter cannot be added.

To fix this, ignore the ethertype field in case of GTP filters.

Fixes: 9a225f81f540 ("ice: Support GTP-U and GTP-C offload in switchdev")
Signed-off-by: Marcin Szycik <marcin.szycik@linux.intel.com>
Tested-by: Sandeep Penigalapati <sandeep.penigalapati@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
2022-06-21 11:14:36 -07:00
Linus Torvalds
ca1fdab7fd First batch of EFI fixes for v5.19
- remove pointless include of asm/efi.h, which does not exist on ia64
 - fix DXE service marshalling prototype for mixed mode
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Merge tag 'efi-urgent-for-v5.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi

Pull EFI fixes from Ard Biesheuvel:

 - remove pointless include of asm/efi.h, which does not exist on ia64

 - fix DXE service marshalling prototype for mixed mode

* tag 'efi-urgent-for-v5.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/efi/efi:
  efi/x86: libstub: Fix typo in __efi64_argmap* name
  efi: sysfb_efi: remove unnecessary <asm/efi.h> include
2022-06-21 12:20:11 -05:00
Linus Torvalds
0273fd423b Certs changes
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Merge tag 'certs-20220621' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs

Pull signature checking selftest from David Howells:
 "The signature checking code, as used by module signing, kexec, etc.,
  is non-FIPS compliant as there is no selftest.

  For a kernel to be FIPS-compliant, signature checking would have to be
  tested before being used, and the box would need to panic if it's not
  available (probably reasonable as simply disabling signature checking
  would prevent you from loading any driver modules).

  Deal with this by adding a minimal test.

  This is split into two patches: the first moves load_certificate_list()
  to the same place as the X.509 code to make it more accessible
  internally; the second adds a selftest"

* tag 'certs-20220621' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs:
  certs: Add FIPS selftests
  certs: Move load_certificate_list() to be with the asymmetric keys code
2022-06-21 12:13:53 -05:00
Linus Torvalds
ff872b76b3 for-5.19-rc3-tag
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Merge tag 'for-5.19-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux

Pull btrfs fixes from David Sterba:

 - print more error messages for invalid mount option values

 - prevent remount with v1 space cache for subpage filesystem

 - fix hang during unmount when block group reclaim task is running

* tag 'for-5.19-rc3-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux:
  btrfs: add error messages to all unrecognized mount options
  btrfs: prevent remounting to v1 space cache for subpage mount
  btrfs: fix hang during unmount when block group reclaim task is running
2022-06-21 12:06:04 -05:00
David Howells
cb78d1b5ef afs: Fix dynamic root getattr
The recent patch to make afs_getattr consult the server didn't account
for the pseudo-inodes employed by the dynamic root-type afs superblock
not having a volume or a server to access, and thus an oops occurs if
such a directory is stat'd.

Fix this by checking to see if the vnode->volume pointer actually points
anywhere before following it in afs_getattr().

This can be tested by stat'ing a directory in /afs.  It may be
sufficient just to do "ls /afs" and the oops looks something like:

        BUG: kernel NULL pointer dereference, address: 0000000000000020
        ...
        RIP: 0010:afs_getattr+0x8b/0x14b
        ...
        Call Trace:
         <TASK>
         vfs_statx+0x79/0xf5
         vfs_fstatat+0x49/0x62

Fixes: 2aeb8c86d499 ("afs: Fix afs_getattr() to refetch file status if callback break occurred")
Reported-by: Marc Dionne <marc.dionne@auristor.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Marc Dionne <marc.dionne@auristor.com>
Tested-by: Marc Dionne <marc.dionne@auristor.com>
cc: linux-afs@lists.infradead.org
Link: https://lore.kernel.org/r/165408450783.1031787.7941404776393751186.stgit@warthog.procyon.org.uk/
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-06-21 11:47:30 -05:00
Evgeniy Baskov
aa6d1ed107 efi/x86: libstub: Fix typo in __efi64_argmap* name
The actual name of the DXE services function used
is set_memory_space_attributes(), not set_memory_space_descriptor().

Change EFI mixed mode helper macro name to match the function name.

Fixes: 31f1a0edff78 ("efi/x86: libstub: Make DXE calls mixed mode safe")
Signed-off-by: Evgeniy Baskov <baskov@ispras.ru>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
2022-06-21 18:11:46 +02:00
Javier Martinez Canillas
34705a57e7 efi: sysfb_efi: remove unnecessary <asm/efi.h> include
Nothing defined in the header is used by drivers/firmware/efi/sysfb_efi.c
but also, including it can lead to build errors when built on arches that
don't have an asm/efi.h header file.

This can happen for example if a driver that is built when COMPILE_TEST is
enabled selects the SYSFB symbol, e.g. on powerpc with allyesconfig:

drivers/firmware/efi/sysfb_efi.c:29:10: fatal error: asm/efi.h: No such file or directory
   29 | #include <asm/efi.h>
      |          ^~~~~~~~~~~

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
2022-06-21 18:11:43 +02:00
David Howells
3cde3174eb certs: Add FIPS selftests
Add some selftests for signature checking when FIPS mode is enabled.  These
need to be done before we start actually using the signature checking for
things and must panic the kernel upon failure.

Note that the tests must not check the blacklist lest this provide a way to
prevent a kernel from booting by installing a hash of a test key in the
appropriate UEFI table.

Reported-by: Simo Sorce <simo@redhat.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Simo Sorce <simo@redhat.com>
Reviewed-by: Herbert Xu <herbert@gondor.apana.org.au>
cc: keyrings@vger.kernel.org
cc: linux-crypto@vger.kernel.org
Link: https://lore.kernel.org/r/165515742832.1554877.2073456606206090838.stgit@warthog.procyon.org.uk/
2022-06-21 16:05:12 +01:00
David Howells
60050ffe3d certs: Move load_certificate_list() to be with the asymmetric keys code
Move load_certificate_list(), which loads a series of binary X.509
certificates from a blob and inserts them as keys into a keyring, to be
with the asymmetric keys code that it drives.

This makes it easier to add FIPS selftest code in which we need to load up
a private keyring for the tests to use.

Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Simo Sorce <simo@redhat.com>
Reviewed-by: Herbert Xu <herbert@gondor.apana.org.au>
cc: keyrings@vger.kernel.org
cc: linux-crypto@vger.kernel.org
Link: https://lore.kernel.org/r/165515742145.1554877.13488098107542537203.stgit@warthog.procyon.org.uk/
2022-06-21 16:05:06 +01:00
Paolo Abeni
8720bd951b Merge branch 'net-dsa-microchip-common-spi-probe-for-the-ksz-series-switches-part-1'
Arun Ramadoss says:

====================
net: dsa: microchip: common spi probe for the ksz series switches - part 1

This patch series aims to refactor the ksz_switch_register routine to have the
common flow for the ksz series switch. At present ksz8795.c & ksz9477.c have
its own dsa_switch_ops and switch detect functionality.
In ksz_switch_register, ksz_dev_ops is assigned based on the function parameter
passed by the individual ksz8/ksz9477 switch register function. And then switch
detect is performed based on the ksz_dev_ops.detect hook.  This patch modifies
the ksz_switch_register such a way that switch detect is performed first, based
on the chip ksz_dev_ops is assigned to ksz_device structure. It ensures the
common flow for the existing as well as LAN937x switches.
In the next series of patch, it will move ksz_dsa_ops and dsa_switch_ops
from ksz8795.c and ksz9477.c to ksz_common.c and have the common spi
probe all the ksz based switches.

Changes in v1
- Splitted the patch series into two.
- Replaced all occurrence of REG_PORT_STATUS_0 and PORT_FIBER_MODE to
  KSZ8_PORT_STATUS_0 and KSZ8_PORT_FIBER_MODE.
- Separated the tag protocol and phy read/write patch into two.
- Assigned the DSA_TAG_PROTO_NONE as the default value for get_tag_protocol hook.
- Reduced the indentation level by using the if(!dev->dev_ops->mirror_add).
- Added the stp_ctrl_reg as a member in ksz_chip_data and removed the member
  in ksz_dev_ops.
- Removed the r_dyn_mac_table, r_sta_mac_table and w_sta_mac_table from the
  ksz_dev_ops since it is used only in the ksz8795.c.

Changes in RFC v2
- Fixed the compilation issue.
- Reduced the patch set to 15.
====================

Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Link: https://lore.kernel.org/r/20220617084255.19376-1-arun.ramadoss@microchip.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:48 +02:00
Arun Ramadoss
1fe94f542e net: dsa: microchip: move get_phy_flags & mtu to ksz_common
This patch assigns the get_phy_flags & mtu  hook of ksz8795 and ksz9477
in dsa_switch_ops to ksz_common.  For get_phy_flags hooks,checks whether
the chip is ksz8863/kss8793 then it returns error for port1.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:45 +02:00
Arun Ramadoss
e587be759e net: dsa: microchip: update fdb add/del/dump in ksz_common
This patch makes the dsa_switch_hook for fdbs to use ksz_common.c file.
And from ksz_common, individual switches fdb functions are called using
the dev->dev_ops. And removed the r_dyn_mac_table, r_sta_mac_table and
w_sta_mac_table from ksz_dev_ops as it is used only in ksz8795.c

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:45 +02:00
Arun Ramadoss
980c7d171d net: dsa: microchip: update the ksz_port_mdb_add/del
ksz_mdb_add/del in ksz_common.c is specific for the ksz8795.c file. The
ksz9477 has its separate ksz9477_port_mdb_add/del functions.  This patch
moves the ksz8795 specific mdb functionality from ksz_common to ksz8795.
And this dsa_switch_ops hooks for ksz8795/ksz9477 are invoked through
the ksz_port_mdb_add/del.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:45 +02:00
Arun Ramadoss
7012033ce1 net: dsa: microchip: update the ksz_phylink_get_caps
This patch assigns the phylink_get_caps in ksz8795 and ksz9477 to
ksz_phylink_get_caps. And update their mac_capabilities in the
respective ksz_dev_ops.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:45 +02:00
Arun Ramadoss
e593df51ff net: dsa: microchip: get P_STP_CTRL in ksz_port_stp_state by ksz_dev_ops
At present, P_STP_CTRL register value is passed as parameter to
ksz_port_stp_state from the individual dsa_switch_ops hooks. This patch
update the function to retrieve the register value through the
ksz_chip_data member.
And add the static to ksz_update_port_member since it is not called
outside the ksz_common.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:45 +02:00
Arun Ramadoss
00a298bbc2 net: dsa: microchip: move the port mirror to ksz_common
This patch updates the common port mirror add/del dsa_switch_ops in
ksz_common.c. The individual switches implementation is executed based
on the ksz_dev_ops function pointers.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:45 +02:00
Arun Ramadoss
f0d997e31b net: dsa: microchip: move vlan functionality to ksz_common
This patch moves the vlan dsa_switch_ops such as vlan_add, vlan_del and
vlan_filtering from the individual files ksz8795.c, ksz9477.c to
ksz_common.c file.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:45 +02:00
Arun Ramadoss
930e579083 net: dsa: microchip: ksz9477: use ksz_read_phy16 & ksz_write_phy16
ksz8795 and ksz9477 implementation on phy read/write hooks are
different. This patch modifies the ksz9477 implementation same as
ksz8795 by updating the ksz9477_dev_ops structure.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:45 +02:00
Arun Ramadoss
534a0431e9 net: dsa: microchip: move tag_protocol to ksz_common
This patch move the dsa hook get_tag_protocol to ksz_common file. And
the tag_protocol is returned based on the dev->chip_id.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:44 +02:00
Arun Ramadoss
91a98917a8 net: dsa: microchip: move switch chip_id detection to ksz_common
KSZ87xx and KSZ88xx have chip_id representation at reg location 0. And
KSZ9477 compatible switch and LAN937x switch have same chip_id detection
at location 0x01 and 0x02. To have the common switch detect
functionality for ksz switches, ksz_switch_detect function is
introduced.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:44 +02:00
Arun Ramadoss
27faa0aa85 net: dsa: microchip: ksz9477: cleanup the ksz9477_switch_detect
The ksz9477_switch_detect performs the detecting the chip id from the
location 0x00 and also check gigabit compatibility check & number of
ports based on the register global_options0. To prepare the common ksz
switch detect function, routine other than chip id read is moved to
ksz9477_switch_init.

Signed-off-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 15:26:44 +02:00
Takashi Iwai
36a38c53b4 ALSA: hda: Fix discovery of i915 graphics PCI device
It's been reported that the recent fix for skipping the
component-binding with D-GPU caused a regression on some systems; it
resulted in the completely missing component binding with i915 GPU.

The problem was the use of pci_get_class() function.  It matches with
the full PCI class bits, while we want to match only partially the PCI
base class bits.  So, when a system has an i915 graphics device with
the PCI class 0380, it won't hit because we're looking for only the
PCI class 0300.

This patch fixes i915_gfx_present() to look up each PCI device and
match with PCI base class explicitly instead of pci_get_class().

Fixes: c9db8a30d9f0 ("ALSA: hda/i915 - skip acomp init if no matching display")
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Tested-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Cc: <stable@vger.kernel.org>
Link: https://bugzilla.opensuse.org/show_bug.cgi?id=1200611
Link: https://lore.kernel.org/r/87bkunztec.wl-tiwai@suse.de
Link: https://lore.kernel.org/r/20220621120044.11573-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2022-06-21 14:05:12 +02:00
Yu Xiao
00bb2920cf nfp: compose firmware file name with new hwinfo "nffw.partno"
During initialization of the NFP driver, a file name for loading
application firmware is composed using the NIC's AMDA information and port
type (count and speed). E.g.: "nic_AMDA0145-1012_2x10.nffw".

In practice there may be many variants for each NIC type, and many of the
variants relate to assembly components which do not concern the driver and
application firmware implementation. Yet the current scheme leads to a
different application firmware file name for each variant, because they
have different AMDA information.

To reduce proliferation of content-duplicated application firmware images
or symlinks, the NIC's management firmware will only expose differences
between variants that need different application firmware via a newly
introduced hwinfo, "nffw.partno".

Use of the existing hwinfo, "assembly.partno", is maintained in order to
support for NICs with management firmware that does not expose
"nffw.partno".

Signed-off-by: Yu Xiao <yu.xiao@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20220620103912.46164-1-simon.horman@corigine.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 12:17:46 +02:00
Eric Dumazet
af185d8c76 raw: complete rcu conversion
raw_diag_dump() can use rcu_read_lock() instead of read_lock()

Now the hashinfo lock is only used from process context,
in write mode only, we can convert it to a spinlock,
and we do not need to block BH anymore.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20220620100509.3493504-1-eric.dumazet@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 11:38:29 +02:00
Eric Dumazet
f9aefd6b2a net: warn if mac header was not set
Make sure skb_mac_header(), skb_mac_offset() and skb_mac_header_len() uses
are not fooled if the mac header has not been set.

These checks are enabled if CONFIG_DEBUG_NET=y

This commit will likely expose existing bugs in linux networking stacks.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20220620093017.3366713-1-eric.dumazet@gmail.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2022-06-21 11:21:57 +02:00
Florian Westphal
fcd53c51d0 netfilter: nf_dup_netdev: add and use recursion counter
Now that the egress function can be called from egress hook, we need
to avoid recursive calls into the nf_tables traverser, else crash.

Fixes: f87b9464d152 ("netfilter: nft_fwd_netdev: Support egress hook")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2022-06-21 10:50:41 +02:00
Florian Westphal
574a5b85dc netfilter: nf_dup_netdev: do not push mac header a second time
Eric reports skb_under_panic when using dup/fwd via bond+egress hook.
Before pushing mac header, we should make sure that we're called from
ingress to put back what was pulled earlier.

In egress case, the MAC header is already there; we should leave skb
alone.

While at it be more careful here: skb might have been altered and
headroom reduced, so add a skb_cow() before so that headroom is
increased if necessary.

nf_do_netdev_egress() assumes skb ownership (it normally ends with
a call to dev_queue_xmit), so we must free the packet on error.

Fixes: f87b9464d152 ("netfilter: nft_fwd_netdev: Support egress hook")
Reported-by: Eric Garver <eric@garver.life>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2022-06-21 10:50:40 +02:00
Jie2x Zhou
5d79d8af8d selftests: netfilter: correct PKTGEN_SCRIPT_PATHS in nft_concat_range.sh
Before change:
make -C netfilter
 TEST: performance
   net,port                                                      [SKIP]
   perf not supported
   port,net                                                      [SKIP]
   perf not supported
   net6,port                                                     [SKIP]
   perf not supported
   port,proto                                                    [SKIP]
   perf not supported
   net6,port,mac                                                 [SKIP]
   perf not supported
   net6,port,mac,proto                                           [SKIP]
   perf not supported
   net,mac                                                       [SKIP]
   perf not supported

After change:
   net,mac                                                       [ OK ]
     baseline (drop from netdev hook):               2061098pps
     baseline hash (non-ranged entries):             1606741pps
     baseline rbtree (match on first field only):    1191607pps
     set with  1000 full, ranged entries:            1639119pps
ok 8 selftests: netfilter: nft_concat_range.sh

Fixes: 611973c1e06f ("selftests: netfilter: Introduce tests for sets with range concatenation")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Jie2x Zhou <jie2x.zhou@intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2022-06-21 10:50:40 +02:00
Linus Torvalds
78ca55889a SCSI fixes on 20220620
Eight fixes, all in drivers (ufs, scsi_debug, storvsc, iscsi, ibmvfc).
 Apart from the ufs command clearing updates, these are mostly minor
 and obvious fixes.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "Eight fixes, all in drivers (ufs, scsi_debug, storvsc, iscsi, ibmvfc).

  Apart from the ufs command clearing updates, these are mostly minor
  and obvious fixes"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: ibmvfc: Store vhost pointer during subcrq allocation
  scsi: ibmvfc: Allocate/free queue resource only during probe/remove
  scsi: storvsc: Correct reporting of Hyper-V I/O size limits
  scsi: ufs: Fix a race between the interrupt handler and the reset handler
  scsi: ufs: Support clearing multiple commands at once
  scsi: ufs: Simplify ufshcd_clear_cmd()
  scsi: iscsi: Exclude zero from the endpoint ID range
  scsi: scsi_debug: Fix zone transition to full condition
2022-06-20 09:35:04 -05:00
Linus Torvalds
c5b3a0946b perf tool fixes for v5.19, 1st batch:
- Don't set data source if it's not a memory operation in ARM SPE (Statistical
   Profiling Extensions).
 
 - Fix handling of exponent floating point values in perf stat expressions.
 
 - Don't leak fd on failure on libperf open.
 
 - Fix 'perf test' CPU topology test for PPC guest systems.
 
 - Fix undefined behaviour on breakpoint account 'perf test' entry.
 
 - Record only user callchains on the "Check ARM64 callgraphs are complete in FP
   mode" 'perf test' entry.
 
 - Fix "perf stat CSV output linter" test on s390.
 
 - Sync batch of kernel headers with tools/perf/.
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-tools-fixes-for-v5.19-2022-06-19' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux

Pull perf tool fixes from Arnaldo Carvalho de Melo:

 - Don't set data source if it's not a memory operation in ARM SPE
   (Statistical Profiling Extensions).

 - Fix handling of exponent floating point values in perf stat
   expressions.

 - Don't leak fd on failure on libperf open.

 - Fix 'perf test' CPU topology test for PPC guest systems.

 - Fix undefined behaviour on breakpoint account 'perf test' entry.

 - Record only user callchains on the "Check ARM64 callgraphs are
   complete in FP mode" 'perf test' entry.

 - Fix "perf stat CSV output linter" test on s390.

 - Sync batch of kernel headers with tools/perf/.

* tag 'perf-tools-fixes-for-v5.19-2022-06-19' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux:
  tools headers UAPI: Sync linux/prctl.h with the kernel sources
  perf metrics: Ensure at least 1 id per metric
  tools headers arm64: Sync arm64's cputype.h with the kernel sources
  tools headers UAPI: Sync x86's asm/kvm.h with the kernel sources
  perf arm-spe: Don't set data source if it's not a memory operation
  perf expr: Allow exponents on floating point values
  perf test topology: Use !strncmp(right platform) to fix guest PPC comparision check
  perf test: Record only user callchains on the "Check Arm64 callgraphs are complete in fp mode" test
  perf beauty: Update copy of linux/socket.h with the kernel sources
  perf test: Fix variable length array undefined behavior in bp_account
  libperf evsel: Open shouldn't leak fd on failure
  perf test: Fix "perf stat CSV output linter" test on s390
  perf unwind: Fix uninitialized variable
2022-06-20 09:31:03 -05:00
Linus Torvalds
59b785fe2a slab fixes for 5.19
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Merge tag 'slab-for-5.19-fixup' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab

Pull slab fixes from Vlastimil Babka:

 - A slub fix for PREEMPT_RT locking semantics from Sebastian.

 - A slub fix for state corruption due to a possible race scenario from
   Jann.

* tag 'slab-for-5.19-fixup' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab:
  mm/slub: add missing TID updates on slab deactivation
  mm/slub: Move the stackdepot related allocation out of IRQ-off section.
2022-06-20 09:28:51 -05:00
Gerd Hoffmann
05b252cccb udmabuf: add back sanity check
Check vm_fault->pgoff before using it.  When we removed the warning, we
also removed the check.

Fixes: 7b26e4e2119d ("udmabuf: drop WARN_ON() check.")
Reported-by: zdi-disclosures@trendmicro.com
Suggested-by: Linus Torvalds <torvalds@linuxfoundation.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-06-20 08:38:29 -05:00
Takashi Iwai
c7807b27d5 ALSA: hda/via: Fix missing beep setup
Like the previous fix for Conexant codec, the beep_nid has to be set
up before calling snd_hda_gen_parse_auto_config(); otherwise it'd miss
the path setup.

Fix the call order for addressing the missing beep setup.

Fixes: 0e8f9862493a ("ALSA: hda/via - Simplify control management")
Cc: <stable@vger.kernel.org>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=216152
Link: https://lore.kernel.org/r/20220620104008.1994-2-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2022-06-20 12:40:42 +02:00
Takashi Iwai
5faa0bc691 ALSA: hda/conexant: Fix missing beep setup
Currently the Conexant codec driver sets up the beep NID after calling
snd_hda_gen_parse_auto_config().  It turned out that this results in
the insufficient setup for the beep control, as the generic parser
handles the fake path in snd_hda_gen_parse_auto_config() only if the
beep_nid is set up beforehand.

For dealing with the beep widget properly, call cx_auto_parse_beep()
before snd_hda_gen_parse_auto_config() call.

Fixes: 51e19ca5f755 ("ALSA: hda/conexant - Clean up beep code")
Cc: <stable@vger.kernel.org>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=216152
Link: https://lore.kernel.org/r/20220620104008.1994-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2022-06-20 12:40:41 +02:00
David S. Miller
4336487e30 Merge branch 'mlxsw-unified-bridge-conversion-part-1'
Ido Schimmel says:

====================
mlxsw: Unified bridge conversion - part 1/6

This set starts converting mlxsw to the unified bridge model and mainly
adds new device registers and extends existing ones that will be used in
follow-up patchsets.

High-level summary
==================

The unified bridge model is a new way of managing low-level device
objects such as filtering identifiers (FIDs). The conversion moves a lot
of logic out of the device's firmware towards the driver, but its main
selling point is that it allows to overcome various scalability issues
related to the amount of entries that need to be programmed to the
device.

The only (intended) user visible changes of the conversion are
improvement in resource utilization and ability to support more router
interfaces (RIFs) in Spectrum-{2,3}.

Details
=======

Commit 50853808ff4a ("Merge branch
'mlxsw-Prepare-for-VLAN-aware-bridge-w-VxLAN'") converted mlxsw to
emulate 802.1Q FIDs (represent VLANs in a VLAN-aware bridge) using
802.1D FIDs (represent VLAN-unaware bridges). This was necessary because
at that time VNI could not be assigned to 802.1Q FIDs, which effectively
meant that mlxsw could not support VXLAN with VLAN-aware bridges.

The downside of this approach is that multiple {Port,VID}->FID entries
are required in order to classify incoming traffic to a FID, as opposed
to a single VID->FID entry that can be used with actual 802.1Q FIDs.

For example, if 10 ports are members in the same VLAN-aware bridge and
the same 100 VLANs are configured on each port, then only 100 VID->FID
entries are required with 802.1Q FIDs, whereas 1000 {Port,VID}->FID
entries are required with emulated 802.1Q FIDs.

The above limitation is the result of various assumptions that were made
in the design of the API that was exposed to software. In the unified
bridge model the API is much more "raw" and therefore avoids these
assumptions, allowing software to configure the device in a more
efficient manner.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:34 +01:00
Amit Cohen
b382092265 mlxsw: reg: Add support for VLAN RIF as part of RITR register
Router interfaces (RIFs) constructed on top of VLAN-aware bridges are of
"VLAN" type, whereas RIFs constructed on top of VLAN-unaware bridges of
"FID" type.

In other words, the RIF type is derived from the underlying FID type.
VLAN RIFs are used on top of 802.1Q FIDs, whereas FID RIFs are used on
top of 802.1D FIDs.

Currently 802.1Q FIDs are emulated using 802.1D FIDs, and therefore VLAN
RIFs are emulated using FID RIFs.

As part of converting the driver to use unified bridge, 802.1Q FIDs and
VLAN RIFs will be used.

Add the relevant fields to RITR register, add pack() function for VLAN
RIF and rename one field to fit the internal name.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:34 +01:00
Amit Cohen
1b1c198c30 mlxsw: Add support for egress FID classification after decapsulation
As preparation for unified bridge model, add support for VNI->FID mapping
via SVFA register.

When performing VXLAN encapsulation, the VXLAN header needs to contain a
VNI. This VNI is derived from the FID classification performed on
ingress, through which the ingress RIF is also determined.

Similarly, when performing VXLAN decapsulation, the FID of the packet
needs to be determined. This FID is derived from VNI classification
performed during decapsulation.

In the old model, both entries (i.e., FID->VNI and VNI->FID) were
configured via SFMR.vni.

In the new model, where ingress is separated from egress, ingress
configuration (VNI->FID) is performed via SVFA, while SFMR only
configures egress (FID->VNI).

Add 'vni' field to SVFA, add new mapping table - VNI to FID, add new
pack() function for VNI mapping and edit the comment in SFMR.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Danielle Ratson <danieller@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:33 +01:00
Amit Cohen
ad9592c061 mlxsw: reg: Add egress FID field to RITR register
RITR configures the router interface table. As preparation for unified
bridge model, add egress FID field to RITR.

After routing, a packet has to perform a layer-2 lookup using the
destination MAC it got from the routing and a FID.
In the new model, the egress FID is configured by RITR for both sub-port
and FID RIFs.

Add 'efid' field to sub-port router interface and update FID router
interface related comment.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:33 +01:00
Amit Cohen
27f0b6ce06 mlxsw: reg: Add Router Egress Interface to VID Register
The REIV maps {egress router interface (eRIF), egress_port} -> {vlan ID}.
As preparation for unified bridge model, add REIV register for future use.

In the past, firmware would take care of the above mentioned mapping,
but in the new model this should be done by software using REIV register.

REIV register supports a simultaneous update of 256 ports using
'port_page' field. When 'port_page'=0 the records represent ports
0-255, when 'port_page'=1 the records represent ports 256-511 and so
on.

The register is reserved while using the legacy model.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:33 +01:00
Amit Cohen
48bca94fff mlxsw: reg: Replace MID related fields in SFGC register
SFGC register maps {packet type, bridge type} -> {MID base, table type}.
As preparation for unified bridge model, remove 'mid' field and add
'mid_base' field.

The MID index (index to PGT table which maps MID to local port list and
SMPE index) is a result of 'mid_base' + 'fid_offset'. Using the legacy
bridge model, firmware configures 'mid_base'. However, using the new model,
software is responsible to configure it via SFGC register.

The 'mid_base' is configured per {packet type, bridge type}, for
example, for {Unicast, .1Q}, {Broadcast, .1D}.

Add the field 'mid_base' to SFGC register and increase the length of the
register accordingly.

Remove the field 'mid' as currently it is ignored by the device, its use
is an old leftover.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:33 +01:00
Amit Cohen
94536249b8 mlxsw: reg: Add flood related field to SFMR register
SFMR register creates and configures FIDs. As preparation for unified
bridge model, add a required field for future use.

The PGT (Port Group) table maps multicast ID (MID) to
{local port list, SMPE index} on Spectrum-1 and to {local port list} on
the other ASICs.

In the legacy model, software did not interact with this table directly.
Instead, it was accessed by firmware in response to registers such as
SFTR and SMID.
In the new model, the SFTR register is deprecated and software has full
control over the PGT table using the SMID register.

The configuration of MDB entries (using SFD) is unchanged, but flooding
configuration is completely different.
SFGC register maps {packet type, bridge type} -> {MID base, table type},
then with FID and FID-offset which are configured via SFMR, the MID index
is obtained.

Add the field 'flood_bridge_type' to SFMR, software can separate between
802.1q FIDs and vFIDs using two types which are supported.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:33 +01:00
Amit Cohen
485c281cad mlxsw: reg: Add VID related fields to SFD register
SFD register configures FDB table. As preparation for unified bridge model,
add some required fields for future use.

In the new model, firmware no longer configures the egress VID, this
responsibility is moved to software. For layer 2 this means that software
needs to determine the egress VID for both unicast and multicast.

For unicast FDB records and unicast LAG FDB records, the VID needs to be
set via new fields in SFD - 'set_vid' and 'vid'.

Add the two mentioned fields for future use.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:33 +01:00
Amit Cohen
92e4e543b1 mlxsw: reg: Add SMPE related fields to SFMR register
SFMR register creates and configures FIDs. As preparation unified bridge
model, add some required fields for future use.

The device includes two main tables to support layer 2 multicast (i.e.,
MDB and flooding). These are the PGT (Port Group Table) and the
MPE (Multicast Port Egress) table.
- PGT is {MID -> (bitmap of local_port, SPME index)}
- MPE is {(Local port, SMPE index) -> eVID}

In Spectrum-2 and later ASICs, the SMPE index is an attribute of the FID
and programmed via new fields in SFMR register - 'smpe_valid' and 'smpe'.

Add the two mentioned fields for future use and increase the length of
the register accordingly.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Danielle Ratson <danieller@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:33 +01:00
Amit Cohen
894b98d50b mlxsw: Add SMPE related fields to SMID2 register
SMID register maps multicast ID (MID) into a list of local ports.
As preparation for unified bridge model, add some required fields for
future use.

The device includes two main tables to support layer 2 multicast (i.e.,
MDB and flooding). These are the PGT (Port Group Table) and the
MPE (Multicast Port Egress) table.
- PGT is {MID -> (bitmap of local_port, SPME index)}
- MPE is {(Local port, SMPE index) -> eVID}

In Spectrum-1, both indexes into the MPE table (local port and SMPE) are
derived from the PGT table. Therefore, the SMPE index needs to be
programmed as part of the PGT entry via new fields in SMID - 'smpe_valid'
and 'smpe'.

Add the two mentioned fields for future use and align the callers of
mlxsw_reg_smid2_pack() to pass zeros for SMPE fields.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-06-20 10:03:33 +01:00