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12 commits

Author SHA1 Message Date
Horatiu Vultur
70dfe25cd8 net: sparx5: Update extraction/injection for timestamping
Update both the extraction and injection to do timestamping of the
frames. The extraction is always doing the timestamping while for
injection is doing the timestamping only if it is configured.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-03-04 13:03:09 +00:00
Horatiu Vultur
589a07b8eb net: sparx5: Implement SIOCSHWTSTAMP and SIOCGHWTSTAMP
Implement the ioctl callbacks SIOCSHWTSTAMP and SIOCGHWTSTAMP to allow
to configure the ports to enable/disable timestamping for TX. The RX
timestamping is always enabled. The HW is capable to run both 1-step
timestamping and 2-step timestamping.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-03-04 13:03:09 +00:00
Horatiu Vultur
8f68f53a93 net: sparx5: Move ifh from port to local variable
Currently the ifh is not changed, it is fixed for each frame for each
port that is sent out. Move this on the stack because this ifh needs to
be change based on the frames that are send out. This is needed for PTP
frames.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-03-04 13:03:09 +00:00
Jakub Kicinski
07a7ec9bda ethernet: sparx5: use eth_hw_addr_gen()
Commit 406f42fa0d ("net-next: When a bond have a massive amount
of VLANs...") introduced a rbtree for faster Ethernet address look
up. To maintain netdev->dev_addr in this tree we need to make all
the writes to it got through appropriate helpers.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-10-19 12:46:25 +01:00
Jakub Kicinski
f3956ebb3b ethernet: use eth_hw_addr_set() instead of ether_addr_copy()
Convert Ethernet from ether_addr_copy() to eth_hw_addr_set():

  @@
  expression dev, np;
  @@
  - ether_addr_copy(dev->dev_addr, np)
  + eth_hw_addr_set(dev, np)

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-10-02 14:18:25 +01:00
Arnd Bergmann
f41e57af92 net: sparx5: fix bitmask on 32-bit targets
I saw the build failure that was fixed in commit 6387f65e2a ("net:
sparx5: fix compiletime_assert for GCC 4.9") and noticed another
issue that was introduced in the same patch: Using GENMASK() to
create a 64-bit mask does not work on 32-bit architectures.

This probably won't ever happen on this driver since it's specific
to a 64-bit SoC, but it's better to write it portably, so use
GENMASK_ULL() instead.

Fixes: f3cad2611a ("net: sparx5: add hostmode with phylink support")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-08-03 11:52:37 +01:00
Jakub Kicinski
6387f65e2a net: sparx5: fix compiletime_assert for GCC 4.9
Stephen reports sparx5 broke GCC 4.9 build.
Move the compiletime_assert() out of the static function.
Compile-tested only, no object code changes.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Fixes: f3cad2611a ("net: sparx5: add hostmode with phylink support")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-08-02 15:14:15 +01:00
Steen Hegelund
af4b11022e net: sparx5: add ethtool configuration and statistics support
This adds statistic counters for the network interfaces provided
by the driver.  It also adds CPU port counters (which are not
exposed by ethtool).
This also adds support for configuring the network interface
parameters via ethtool: speed, duplex, aneg etc.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-24 11:28:13 -07:00
Steen Hegelund
d6fce51419 net: sparx5: add switching support
This adds SwitchDev support by hardware offloading the
software bridge.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-24 11:28:13 -07:00
Steen Hegelund
b37a1bae74 net: sparx5: add mactable support
This adds the Sparx5 MAC tables: listening for MAC table updates and
updating on request.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-24 11:28:13 -07:00
Steen Hegelund
946e7fd505 net: sparx5: add port module support
This add configuration of the Sparx5 port module instances.

Sparx5 has in total 65 logical ports (denoted D0 to D64) and 33
physical SerDes connections (S0 to S32).  The 65th port (D64) is fixed
allocated to SerDes0 (S0). The remaining 64 ports can in various
multiplexing scenarios be connected to the remaining 32 SerDes using
QSGMII, or USGMII or USXGMII extenders. 32 of the ports can have a 1:1
mapping to the 32 SerDes.

Some additional ports (D65 to D69) are internal to the device and do not
connect to port modules or SerDes macros. For example, internal ports are
used for frame injection and extraction to the CPU queues.

The 65 logical ports are split up into the following blocks.

- 13 x 5G ports (D0-D11, D64)
- 32 x 2G5 ports (D16-D47)
- 12 x 10G ports (D12-D15, D48-D55)
- 8 x 25G ports (D56-D63)

Each logical port supports different line speeds, and depending on the
speeds supported, different port modules (MAC+PCS) are needed. A port
supporting 5 Gbps, 10 Gbps, or 25 Gbps as maximum line speed, will have a
DEV5G, DEV10G, or DEV25G module to support the 5 Gbps, 10 Gbps (incl 5
Gbps), or 25 Gbps (including 10 Gbps and 5 Gbps) speeds. As well as, it
will have a shadow DEV2G5 port module to support the lower speeds
(10/100/1000/2500Mbps). When a port needs to operate at lower speed and the
shadow DEV2G5 needs to be connected to its corresponding SerDes

Not all interface modes are supported in this series, but will be added at
a later stage.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-24 11:28:12 -07:00
Steen Hegelund
f3cad2611a net: sparx5: add hostmode with phylink support
This patch adds netdevs and phylink support for the ports in the switch.
It also adds register based injection and extraction for these ports.

Frame DMA support for injection and extraction will be added in a later
series.

Signed-off-by: Steen Hegelund <steen.hegelund@microchip.com>
Signed-off-by: Bjarni Jonasson <bjarni.jonasson@microchip.com>
Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-06-24 11:28:12 -07:00