linux-stable.git/drivers/net/ethernet/microsoft, branch linux-6.17.y Linux kernel stable tree net: mana: Reduce waiting time if HWC not responding 2025-11-13T20:37:21+00:00 Haiyang Zhang haiyangz@microsoft.com 2025-09-10T20:57:21+00:00 51304da80935cb22b08756a55650d1b9c2d48eab [ Upstream commit c4deabbc1abe452ea230b86d53ed3711e5a8a062 ] If HW Channel (HWC) is not responding, reduce the waiting time, so further steps will fail quickly. This will prevent getting stuck for a long time (30 minutes or more), for example, during unloading while HWC is not responding. Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Link: https://patch.msgid.link/1757537841-5063-1-git-send-email-haiyangz@linux.microsoft.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> 
[ Upstream commit c4deabbc1abe452ea230b86d53ed3711e5a8a062 ]

If HW Channel (HWC) is not responding, reduce the waiting time, so further
steps will fail quickly.
This will prevent getting stuck for a long time (30 minutes or more), for
example, during unloading while HWC is not responding.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Link: https://patch.msgid.link/1757537841-5063-1-git-send-email-haiyangz@linux.microsoft.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-07-24T18:10:46+00:00 Jakub Kicinski kuba@kernel.org 2025-07-17T17:56:56+00:00 8b5a19b4ff6a2096225d88cf24cfeef03edc1bed Cross-merge networking fixes after downstream PR (net-6.16-rc8). Conflicts: drivers/net/ethernet/microsoft/mana/gdma_main.c 9669ddda18fb ("net: mana: Fix warnings for missing export.h header inclusion") 755391121038 ("net: mana: Allocate MSI-X vectors dynamically") https://lore.kernel.org/20250711130752.23023d98@canb.auug.org.au Adjacent changes: drivers/net/ethernet/ti/icssg/icssg_prueth.h 6e86fb73de0f ("net: ti: icssg-prueth: Fix buffer allocation for ICSSG") ffe8a4909176 ("net: ti: icssg-prueth: Read firmware-names from device tree") Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Cross-merge networking fixes after downstream PR (net-6.16-rc8).

Conflicts:

drivers/net/ethernet/microsoft/mana/gdma_main.c
  9669ddda18fb ("net: mana: Fix warnings for missing export.h header inclusion")
  755391121038 ("net: mana: Allocate MSI-X vectors dynamically")
https://lore.kernel.org/20250711130752.23023d98@canb.auug.org.au

Adjacent changes:

drivers/net/ethernet/ti/icssg/icssg_prueth.h
  6e86fb73de0f ("net: ti: icssg-prueth: Fix buffer allocation for ICSSG")
  ffe8a4909176 ("net: ti: icssg-prueth: Read firmware-names from device tree")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net: mana: fix spelling for mana_gd_deregiser_irq() 2025-07-11T01:07:25+00:00 Shradha Gupta shradhagupta@linux.microsoft.com 2025-07-09T13:43:00+00:00 380a8891fdcb4e81bc30074c497e6892a827eb2a Fix the typo in function name mana_gd_deregiser_irq() Signed-off-by: Shradha Gupta <shradhagupta@linux.microsoft.com> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/1752068580-27215-1-git-send-email-shradhagupta@linux.microsoft.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Fix the typo in function name mana_gd_deregiser_irq()

Signed-off-by: Shradha Gupta <shradhagupta@linux.microsoft.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/1752068580-27215-1-git-send-email-shradhagupta@linux.microsoft.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net: mana: Fix warnings for missing export.h header inclusion 2025-07-09T23:46:06+00:00 Naman Jain namjain@linux.microsoft.com 2025-06-11T10:04:59+00:00 9669ddda18fbe7f1e28cd0bfc1218e746fae6c50 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> 
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>
net: mana: Handle Reset Request from MANA NIC 2025-07-02T02:17:53+00:00 Haiyang Zhang haiyangz@microsoft.com 2025-06-27T20:26:23+00:00 fbe346ce9d626680a4dd0f079e17c7b5dd32ffad Upon receiving the Reset Request, pause the connection and clean up queues, wait for the specified period, then resume the NIC. In the cleanup phase, the HWC is no longer responding, so set hwc_timeout to zero to skip waiting on the response. Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com> Link: https://patch.msgid.link/1751055983-29760-1-git-send-email-haiyangz@linux.microsoft.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Upon receiving the Reset Request, pause the connection and clean up
queues, wait for the specified period, then resume the NIC.
In the cleanup phase, the HWC is no longer responding, so set hwc_timeout
to zero to skip waiting on the response.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Link: https://patch.msgid.link/1751055983-29760-1-git-send-email-haiyangz@linux.microsoft.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net: mana: Fix build errors when CONFIG_NET_SHAPER is disabled 2025-06-27T00:08:26+00:00 Erni Sri Satya Vennela ernis@linux.microsoft.com 2025-06-25T11:35:55+00:00 11cd0206987205ee05b0abd70a8eafa400ba89e3 Fix build errors when CONFIG_NET_SHAPER is disabled, including: drivers/net/ethernet/microsoft/mana/mana_en.c:804:10: error: 'const struct net_device_ops' has no member named 'net_shaper_ops' 804 | .net_shaper_ops = &mana_shaper_ops, drivers/net/ethernet/microsoft/mana/mana_en.c:804:35: error: initialization of 'int (*)(struct net_device *, struct neigh_parms *)' from incompatible pointer type 'const struct net_shaper_ops *' [-Werror=incompatible-pointer-types] 804 | .net_shaper_ops = &mana_shaper_ops, Signed-off-by: Erni Sri Satya Vennela <ernis@linux.microsoft.com> Fixes: 75cabb46935b ("net: mana: Add support for net_shaper_ops") Reported-by: kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202506230625.bfUlqb8o-lkp@intel.com/ Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/1750851355-8067-1-git-send-email-ernis@linux.microsoft.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Fix build errors when CONFIG_NET_SHAPER is disabled, including:

drivers/net/ethernet/microsoft/mana/mana_en.c:804:10: error:
'const struct net_device_ops' has no member named 'net_shaper_ops'

     804 |         .net_shaper_ops         = &mana_shaper_ops,

drivers/net/ethernet/microsoft/mana/mana_en.c:804:35: error:
initialization of 'int (*)(struct net_device *, struct neigh_parms *)'
from incompatible pointer type 'const struct net_shaper_ops *'
[-Werror=incompatible-pointer-types]

     804 |         .net_shaper_ops         = &mana_shaper_ops,

Signed-off-by: Erni Sri Satya Vennela <ernis@linux.microsoft.com>
Fixes: 75cabb46935b ("net: mana: Add support for net_shaper_ops")
Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202506230625.bfUlqb8o-lkp@intel.com/
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/1750851355-8067-1-git-send-email-ernis@linux.microsoft.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-06-26T17:40:50+00:00 Jakub Kicinski kuba@kernel.org 2025-06-12T17:08:24+00:00 28aa52b6189f1cc409f96910c63fa1b99370b99e Cross-merge networking fixes after downstream PR (net-6.16-rc4). Conflicts: Documentation/netlink/specs/mptcp_pm.yaml 9e6dd4c256d0 ("netlink: specs: mptcp: replace underscores with dashes in names") ec362192aa9e ("netlink: specs: fix up indentation errors") https://lore.kernel.org/20250626122205.389c2cd4@canb.auug.org.au Adjacent changes: Documentation/netlink/specs/fou.yaml 791a9ed0a40d ("netlink: specs: fou: replace underscores with dashes in names") 880d43ca9aa4 ("netlink: specs: clean up spaces in brackets") Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
Cross-merge networking fixes after downstream PR (net-6.16-rc4).

Conflicts:

Documentation/netlink/specs/mptcp_pm.yaml
  9e6dd4c256d0 ("netlink: specs: mptcp: replace underscores with dashes in names")
  ec362192aa9e ("netlink: specs: fix up indentation errors")
https://lore.kernel.org/20250626122205.389c2cd4@canb.auug.org.au

Adjacent changes:

Documentation/netlink/specs/fou.yaml
  791a9ed0a40d ("netlink: specs: fou: replace underscores with dashes in names")
  880d43ca9aa4 ("netlink: specs: clean up spaces in brackets")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net: mana: Record doorbell physical address in PF mode 2025-06-19T22:55:22+00:00 Long Li longli@microsoft.com 2025-06-18T01:36:46+00:00 e0fca6f2cebff539e9317a15a37dcf432e3b851a MANA supports RDMA in PF mode. The driver should record the doorbell physical address when in PF mode. The doorbell physical address is used by the RDMA driver to map doorbell pages of the device to user-mode applications through RDMA verbs interface. In the past, they have been mapped to user-mode while the device is in VF mode. With the support for PF mode implemented, also expose those pages in PF mode. Support for PF mode is implemented in 290e5d3c49f6 ("net: mana: Add support for Multi Vports on Bare metal") Signed-off-by: Long Li <longli@microsoft.com> Reviewed-by: Simon Horman <horms@kernel.org> Link: https://patch.msgid.link/1750210606-12167-1-git-send-email-longli@linuxonhyperv.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> 
MANA supports RDMA in PF mode. The driver should record the doorbell
physical address when in PF mode.

The doorbell physical address is used by the RDMA driver to map
doorbell pages of the device to user-mode applications through RDMA
verbs interface. In the past, they have been mapped to user-mode while
the device is in VF mode. With the support for PF mode implemented,
also expose those pages in PF mode.

Support for PF mode is implemented in
290e5d3c49f6 ("net: mana: Add support for Multi Vports on Bare metal")

Signed-off-by: Long Li <longli@microsoft.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/1750210606-12167-1-git-send-email-longli@linuxonhyperv.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net: mana: Set tx_packets to post gso processing packet count 2025-06-19T22:53:14+00:00 Shradha Gupta shradhagupta@linux.microsoft.com 2025-06-17T11:33:41+00:00 7399ef9840220ba59a884ad70f7db4e5e2d06c42 Allow tx_packets and tx_bytes counter in the driver to represent the packets transmitted post GSO processing. Currently they are populated as bigger pre-GSO packets and bytes Signed-off-by: Shradha Gupta <shradhagupta@linux.microsoft.com> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com> Signed-off-by: David S. Miller <davem@davemloft.net> 
Allow tx_packets and tx_bytes counter in the driver to represent
the packets transmitted post GSO processing.

Currently they are populated as bigger pre-GSO packets and bytes

Signed-off-by: Shradha Gupta <shradhagupta@linux.microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net: mana: Handle unsupported HWC commands 2025-06-19T13:13:49+00:00 Erni Sri Satya Vennela ernis@linux.microsoft.com 2025-06-17T07:17:36+00:00 ca8ac489ca33c986ff02ee14c3e1c10b86355428 If any of the HWC commands are not recognized by the underlying hardware, the hardware returns the response header status of -1. Log the information using netdev_info_once to avoid multiple error logs in dmesg. Signed-off-by: Erni Sri Satya Vennela <ernis@linux.microsoft.com> Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com> Reviewed-by: Shradha Gupta <shradhagupta@linux.microsoft.com> Reviewed-by: Saurabh Singh Sengar <ssengar@linux.microsoft.com> Reviewed-by: Dipayaan Roy <dipayanroy@linux.microsoft.com> Link: https://patch.msgid.link/1750144656-2021-5-git-send-email-ernis@linux.microsoft.com Signed-off-by: Paolo Abeni <pabeni@redhat.com> 
If any of the HWC commands are not recognized by the
underlying hardware, the hardware returns the response
header status of -1. Log the information using
netdev_info_once to avoid multiple error logs in dmesg.

Signed-off-by: Erni Sri Satya Vennela <ernis@linux.microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: Shradha Gupta <shradhagupta@linux.microsoft.com>
Reviewed-by: Saurabh Singh Sengar <ssengar@linux.microsoft.com>
Reviewed-by: Dipayaan Roy <dipayanroy@linux.microsoft.com>
Link: https://patch.msgid.link/1750144656-2021-5-git-send-email-ernis@linux.microsoft.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>