Age | Commit message (Collapse) | Author | Files | Lines |
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Add specific parameters for irq alloc, then use
wx_init_interrupt_scheme to initialize interrupt
allocation in probe.
Add .ndo_start_xmit support and start all queues.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-12-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Do sw init and reset hw for ngbevf virtual functions, then
register netdev.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-11-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add doc build infrastructure for ngbevf driver.
Implement the basic PCI driver loading and unloading interface.
Initialize the id_table which support 1G virtual
functions for Wangxun.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-10-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add link update flow to wangxun 10/25/40G virtual functions.
Get link status from pf in mbox, and if it is failed then
check the vx_status, because vx_status switching is too slow.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-9-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Improve the configuration of Rx and Tx ring.
Setup and alloc resources.
Configure Rx and Tx unit on hardware.
Add .ndo_start_xmit support and start all queues.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-8-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add irq alloc flow functions for vf.
Alloc pcie msix irqs for drivers and request_irq for tx/rx rings
and misc other events.
If the application is successful, config vertors for interrupts.
Enable interrupts mask in wxvf_irq_enable.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-7-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add sw init and reset hw for txgbevf virtual functions
which initialize basic parameters, and then register netdev.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-6-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add doc build infrastructure for txgbevf driver.
Implement the basic PCI driver loading and unloading interface.
Initialize the id_table which support 10/25/40G virtual
functions for Wangxun.
Ioremap the space of bar0 and bar4 which will be used.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-5-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add common wx_configure_vf and wx_set_mac_vf for
ngbevf and txgbevf.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-4-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Implement mbox_write_and_read_ack functions which are
used to set basic functions like set_mac, get_link.etc
for vf.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-3-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Implements the mailbox interfaces for Wangxun vf drivers which
will be used in txgbevf and ngbevf.
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://patch.msgid.link/20250704094923.652-2-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Fix below warning in Hyper-V's MANA drivers that comes when kernel is
compiled with W=1 option. Include export.h in driver files to fix it.
* warning: EXPORT_SYMBOL() is used, but #include <linux/export.h>
is missing
Signed-off-by: Naman Jain <namjain@linux.microsoft.com>
Reviewed-by: Saurabh Sengar <ssengar@linux.microsoft.com>
Link: https://lore.kernel.org/r/20250611100459.92900-7-namjain@linux.microsoft.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
Message-ID: <20250611100459.92900-7-namjain@linux.microsoft.com>
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Just turn nfp_tx_q_show() into a wrapper for helper that gets
told whether it's tx or xdp via an explicit argument and have
nfp_xdp_q_show() call the underlying helper instead.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Reviewed-by: Louis Peens <louis.peens@corigine.com>
Link: https://lore.kernel.org/r/20250702212205.GF3406663@ZenIV
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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https://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next
Miri Korenblit says:
====================
iwlwifi features, notably:
- PNVM integrated in the ucode image
- more cleanups in the transport layer
====================
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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FWs with this version are no longer supported on any device.
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.1668a7430521.I488d69251aed62f0b11a2553f972a1730bc8b6cf@changeid
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Stop supporting older FWs
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.71404c289481.Iea4f3d36e18029a817ec5d6641d08ac5ee025678@changeid
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iwl_mvm_set_key_rx_seq is called only once when the installed argument
is false. Remove this argument.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.2586112afd70.Iddf9a2b24546cb3a1506d68ca41ed215f88cff5c@changeid
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iwlmvm driver does not support MLO. Remove this code
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.4957e50dee91.I2a432256dbc3069e0300e1f833e10a93d203f538@changeid
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Using 'trans' for the mac config is confusing, rename the
argument to 'mac_cfg'.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.72d87406f8d7.I8b39f01e06ad7791efe718c267cbf367233920a3@changeid
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Some device names were wrong because our internal data suggested
that discrete Ga devices have B-step RF, when they actually have
C-step. However, matching the step for them is bad anyway.
Change the code to be able to find the devinfo depending on the
device being integrated or discrete. This is only for the names,
since the RF config cannot be different for the same RF because
it's discrete or integrated, so add a kunit test that ensures
both (a) the RF config is the same and (b) the name is different
(the latter really only because that's the whole point of having
a match on the discrete/integrated bit.)
Remove the RF step matching since it's no longer needed now.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.e048a94659f1.Ie5919c70e9d8e3a28152aaf3cdffd19ed3d4f5c7@changeid
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There's really not much value in printing something just
because the driver loaded, remove that message.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.fe33c279a45d.I16a9cbcfce92a1d1b8b26a20ea9911e8a5a0b1cc@changeid
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These have no real value for normal users, print them as
debug messages instead.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.bd2df0705d89.Ic6f042588ef17719653c077ff89a8b9149c22f92@changeid
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We needed it for setting up trans parameters that could change later in
the probe flow.
This is no longer true, now we know all the parameters before we allocate the
trans, so we can just send the right parameters to iwl_trans_alloc and have all
initializations done there.
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
.../net/wireless/intel/iwlwifi/iwl-trans.c | 25 ++--------
.../net/wireless/intel/iwlwifi/iwl-trans.h | 8 +--
.../intel/iwlwifi/pcie/gen1_2/trans.c | 50 ++++++++++++-------
3 files changed, 41 insertions(+), 42 deletions(-)
Link: https://patch.msgid.link/20250709081300.9602fde079de.Iaede14c91095560852f9b441f1e16546b0a06bdd@changeid
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Move the parts of the probe that are not gen specific to the common
probe function.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.91aee0874e79.Ib762365933d4dd4fc0bf07833226cd7118dee0a1@changeid
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Start supporting FW API version 102 on those devices.
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.da98a7b6be42.I77150bbf55eb160dbe0ef75c3e28afc053f27ec3@changeid
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Refactor iwl_trans_init to accept txcmd_size and txcmd_align as parameters
instead of calculating them internally.
Signed-off-by: Yedidya Benshimol <yedidya.ben.shimol@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.237285d81461.I3552860dd062a523606c8a5c85c9a6f0d4f04262@changeid
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In the process of splitting the transport's different generations,
move gen1_2's probe flow and relevant helper functions to the gen1_2
subfolder
Signed-off-by: Yedidya Benshimol <yedidya.ben.shimol@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.29b909144e1a.Idaa77eddd6650cf6f113833d2fbc8d3ef08cfd8f@changeid
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Given compatibility issues with external PNVM data that doesn't match
the firmware it was designed with/for, future firmware releases will
include the PNVM data in the firmware files directly, avoiding those
mismatch issues. Make the driver load and use that embedded PNVM data
in preference of external files, falling back to the external file if
it isn't present.
Co-developed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.c843f77aa2d3.I7200f8dd40ef82aff1f5574fdd3966913cda592c@changeid
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Add iwl_poll_bits helper to simplify calls to iwl_poll_bit
for the case when the bits and mask arguments are equal.
Signed-off-by: Rotem Kerem <rotem.kerem@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709081300.6bbc4bccc597.Ic7a10a7f8a9a32a9a9feecaf6e3a48fa37479f2d@changeid
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Mask the reserved bits as firmware will assert if reserved bits are set.
Fixes: ef7ddf4e2f94 ("wifi: iwlwifi: Add support for LARI_CONFIG_CHANGE_CMD v12")
Signed-off-by: Pagadala Yesu Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250709065608.7a72c70bdc9d.Ic9be0a3fc3aabde0c4b88568f3bb7b76e375f8d4@changeid
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Force a fixed MDI-X mode when auto-negotiation is disabled to prevent
link instability.
When forcing the link speed and duplex on a LAN9500 PHY (e.g., with
`ethtool -s eth0 autoneg off ...`) while leaving MDI-X control in auto
mode, the PHY fails to establish a stable link. This occurs because the
PHY's Auto-MDIX algorithm is not designed to operate when
auto-negotiation is disabled. In this state, the PHY continuously
toggles the TX/RX signal pairs, which prevents the link partner from
synchronizing.
This patch resolves the issue by detecting when auto-negotiation is
disabled. If the MDI-X control mode is set to 'auto', the driver now
forces a specific, stable mode (ETH_TP_MDI) to prevent the pair
toggling. This choice of a fixed MDI mode mirrors the behavior the
hardware would exhibit if the AUTOMDIX_EN strap were configured for a
fixed MDI connection.
Fixes: 05b35e7eb9a1 ("smsc95xx: add phylib support")
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Cc: Andre Edich <andre.edich@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20250703114941.3243890-4-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Override the hardware strap configuration for MDI-X mode to ensure a
predictable initial state for the driver. The initial mode of the LAN87xx
PHY is determined by the AUTOMDIX_EN strap pin, but the driver has no
documented way to read its latched status.
This unpredictability means the driver cannot know if the PHY has
initialized with Auto-MDIX enabled or disabled, preventing it from
providing a reliable interface to the user.
This patch introduces a `config_init` hook that forces the PHY into a
known state by explicitly enabling Auto-MDIX.
Fixes: 05b35e7eb9a1 ("smsc95xx: add phylib support")
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Cc: Andre Edich <andre.edich@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://patch.msgid.link/20250703114941.3243890-3-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Correct the Auto-MDIX configuration to ensure userspace settings are
respected when the feature is disabled by the AUTOMDIX_EN hardware strap.
The LAN9500 PHY allows its default MDI-X mode to be configured via a
hardware strap. If this strap sets the default to "MDI-X off", the
driver was previously unable to enable Auto-MDIX from userspace.
When handling the ETH_TP_MDI_AUTO case, the driver would set the
SPECIAL_CTRL_STS_AMDIX_ENABLE_ bit but neglected to set the required
SPECIAL_CTRL_STS_OVRRD_AMDIX_ bit. Without the override flag, the PHY
falls back to its hardware strap default, ignoring the software request.
This patch corrects the behavior by also setting the override bit when
enabling Auto-MDIX. This ensures that the userspace configuration takes
precedence over the hardware strap, allowing Auto-MDIX to be enabled
correctly in all scenarios.
Fixes: 05b35e7eb9a1 ("smsc95xx: add phylib support")
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Cc: Andre Edich <andre.edich@microchip.com>
Reviewed-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Link: https://patch.msgid.link/20250703114941.3243890-2-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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According to the Synopsys Controller IP XGMAC-10G Ethernet MAC Databook
v3.30a (section 2.7.2), when the INTM bit in the DMA_Mode register is set
to 2, the sbd_perch_tx_intr_o[] and sbd_perch_rx_intr_o[] signals operate
in level-triggered mode. However, in this configuration, the DMA does not
assert the XGMAC_NIS status bit for Rx or Tx interrupt events.
This creates a functional regression where the condition
if (likely(intr_status & XGMAC_NIS)) in dwxgmac2_dma_interrupt() will
never evaluate to true, preventing proper interrupt handling for
level-triggered mode. The hardware specification explicitly states that
"The DMA does not assert the NIS status bit for the Rx or Tx interrupt
events" (Synopsys DWC_XGMAC2 Databook v3.30a, sec. 2.7.2).
The fix ensures correct handling of both edge and level-triggered
interrupts while maintaining backward compatibility with existing
configurations. It has been tested on the hardware device (not publicly
available), and it can properly trigger the RX and TX interrupt handling
in both the INTM=0 and INTM=2 configurations.
Fixes: d6ddfacd95c7 ("net: stmmac: Add DMA related callbacks for XGMAC2")
Tested-by: EricChan <chenchuangyu@xiaomi.com>
Signed-off-by: EricChan <chenchuangyu@xiaomi.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250703020449.105730-1-chenchuangyu@xiaomi.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Allow reading the firmware log in DebugFS by accessing the fw_log file.
Buffer is read while a spinlock is acquired.
Signed-off-by: Lee Trager <lee@trager.us>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250702192207.697368-7-lee@trager.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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The firmware log buffer is enabled during probe and freed during remove.
Early versions of firmware do not support sending logs. Once the mailbox is
up driver will enable logging when supported firmware versions are detected.
Logging is disabled before the mailbox is freed.
Signed-off-by: Lee Trager <lee@trager.us>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250702192207.697368-6-lee@trager.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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By default firmware will not send logs to the host. This must be explicitly
enabled by the driver. The mailbox has the concept of a flag which is a u32
used as a boolean. Lack of flag defaults to a value of false. When enabling
logging historical logs may be optionally requested. These are log messages
generated by the NIC before the driver was loaded. The driver also sends a
log version to support changing the logging format in the future.
[SEND_LOGS_REQ] = {
[SEND_LOGS] /* flag to request log reporting */
[SEND_LOGS_HISTORY] /* flag to request historical logs */
[SEND_LOGS_VERSION] /* u32 indicating the log format version */
}
Logs may be sent to the user either one at a time, or when historical logs
are requested in bulk. Firmware may not send more than 14 messages in bulk
to prevent flooding the mailbox.
[LOG_MSG] = {
[LOG_INDEX] /* entry 0 - u64 index of log */
[LOG_MSEC] /* entry 0 - u32 timestamp of log */
[LOG_MSG] /* entry 0 - char log message up to 256 */
[LOG_LENGTH] /* u32 of remaining log items in arrays */
[LOG_INDEX_ARRAY] = {
[LOG_INDEX] /* entry 1 - u64 index of log */
[LOG_INDEX] /* entry 2 - u64 index of log */
...
}
[LOG_MSEC_ARRAY] = {
[LOG_MSEC] /* entry 1 - u32 timestamp of log */
[LOG_MSEC] /* entry 2 - u32 timestamp of log */
...
}
[LOG_MSG_ARRAY] = {
[LOG_MSG] /* entry 1 - char log message up to 256 */
[LOG_MSG] /* entry 2 - char log message up to 256 */
...
}
}
Signed-off-by: Lee Trager <lee@trager.us>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250702192207.697368-5-lee@trager.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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When enabled, firmware may send logs messages which are specific to the
device and not the host. Create a ring buffer to store these messages
which are read by a user through DebugFS. Buffer access is protected by
a spinlock.
Signed-off-by: Lee Trager <lee@trager.us>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250702192207.697368-4-lee@trager.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Create a new macro based on FIELD_PREP to generate easily readable minimum
firmware version ints. This macro will prevent the mistake from the
previous patch from happening again.
Signed-off-by: Lee Trager <lee@trager.us>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250702192207.697368-3-lee@trager.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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The full minimum version is 0.10.6-0. The six is now correctly defined as
patch and shifted appropriately. 0.10.6-0 is a preproduction version of
firmware which was released over a year and a half ago. All production
devices meet this requirement.
Signed-off-by: Lee Trager <lee@trager.us>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250702192207.697368-2-lee@trager.us
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux
Tariq Toukan says:
====================
mlx5-next updates 2025-07-08
The following pull-request contains common mlx5 updates
for your *net-next* tree.
v2: https://lore.kernel.org/1751574385-24672-1-git-send-email-tariqt@nvidia.com
* 'mlx5-next' of git://git.kernel.org/pub/scm/linux/kernel/git/mellanox/linux:
net/mlx5: Check device memory pointer before usage
net/mlx5: fs, fix RDMA TRANSPORT init cleanup flow
net/mlx5: Add IFC bits for PCIe Congestion Event object
net/mlx5: Small refactor for general object capabilities
net/mlx5: fs, add multiple prios to RDMA TRANSPORT steering domain
====================
Link: https://patch.msgid.link/1752002102-11316-1-git-send-email-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Convert mlx5 to dedicated RXFH ops. This is a fairly shallow
conversion, TBH, most of the driver code stays as is, but we
let the core allocate the context ID for the driver.
mlx5e_rx_res_rss_get_rxfh() and friends are made void, since
core only calls the driver for context 0. The second call
is right after context creation so it must exist (tm).
Tested with drivers/net/hw/rss_ctx.py on MCX6.
Reviewed-by: Gal Pressman <gal@nvidia.com>
Link: https://patch.msgid.link/20250707184115.2285277-4-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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ICE appears to have some odd form of rss_context use plumbed
in for .get_rxfh. The .set_rxfh side does not support creating
contexts, however, so this must be dead code. For at least a year
now (since commit 7964e7884643 ("net: ethtool: use the tracking
array for get_rxfh on custom RSS contexts")) we have not been
calling .get_rxfh with a non-zero rss_context. We just get
the info from the RSS XArray under dev->ethtool.
Remove what must be dead code in the driver, clear the support flags.
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250707184115.2285277-3-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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otx2 only supports additional indirection tables (no separate keys
etc.) so the conversion to dedicated callbacks and core-allocated
context is mostly removing the code which stores the extra tables
in the driver. Core already stores the indirection tables for
additional contexts, and doesn't call .get for them.
One subtle change here is that we'll now start with the table
covering all queues, not directing all traffic to queue 0.
This is what core expects if the user doesn't pass the initial
indir table explicitly (there's a WARN_ON() in the core trying
to make sure driver authors don't forget to populate ctx to
defaults).
Drivers implementing .create_rxfh_context don't have to set
cap_rss_ctx_supported, so remove it.
Tested-by: Geetha Sowjanya <gakula@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250707184115.2285277-2-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add new tun features to represent the newly introduced virtio
GSO over UDP tunnel offload. Allows detection and selection of
such features via the existing TUNSETOFFLOAD ioctl and compute
the expected virtio header size and tunnel header offset using
the current netdev features, so that we can plug almost seamless
the newly introduced virtio helpers to serialize the extended
virtio header.
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
---
v6 -> v7:
- rebased
v4 -> v5:
- encapsulate the guest feature guessing in a tun helper
- dropped irrelevant check on xdp buff headroom
- do not remove unrelated black line
- avoid line len > 80 char
v3 -> v4:
- virtio tnl-related fields are at fixed offset, cleanup
the code accordingly.
- use netdev features instead of flags bit to check for
the configured offload
- drop packet in case of enabled features/configured hdr
size mismatch
v2 -> v3:
- cleaned-up uAPI comments
- use explicit struct layout instead of raw buf.
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If the related virtio feature is set, enable transmission and reception
of gso over UDP tunnel packets.
Most of the work is done by the previously introduced helper, just need
to determine the UDP tunnel features inside the virtio_net_hdr and
update accordingly the virtio net hdr size.
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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The virtio_net driver needs it to implement GSO over UDP tunnel
offload.
The only missing piece is mapping them to/from the extended
features.
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
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If an error occurs after a successful airoha_hw_init() call,
airoha_ppe_deinit() needs to be called as already done in the remove
function.
Fixes: 00a7678310fe ("net: airoha: Introduce flowtable offload support")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Simon Horman <horms@kernel.org>
Acked-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/1c940851b4fa3c3ed2a142910c821493a136f121.1746715755.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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documentation
Configure FIFO thresholds according to the MAC controller documentation
Signed-off-by: Jijie Shao <shaojijie@huawei.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250702125716.2875169-4-shaojijie@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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improve TX performance.
Adjust the burst len configuration of the MAC controller
to improve TX performance.
Signed-off-by: Jijie Shao <shaojijie@huawei.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250702125716.2875169-3-shaojijie@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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