net: wangxun: add ethtool_ops for channel number

Add support to get RX/TX queue number with ethtool -l, and set RX/TX
queue number with ethtool -L. Since interrupts need to be rescheduled,
adjust the allocation of msix enties.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net: wangxun: add ethtool_ops for ring parameters

Support to query RX/TX depth with ethtool -g, and change RX/TX depth
with ethtool -G.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net: wangxun: move MDIO bus implementation to the library

Move similar code of accessing MDIO bus from txgbe/ngbe to libwx.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20230912031424.721386-1-jiawenwu@trustnetic.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

net: ngbe: move mdio access registers to libwx

Registers of mdio accessing are common defined in libwx, remove the
redundant macro definitions in ngbe driver.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net: ngbe: Implement vlan add and remove ops

ngbe add ndo_vlan_rx_add_vid and ndo_vlan_rx_kill_vid.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net: wangxun: Implement the ndo change mtu interface

Add ngbe and txgbe ndo_change_mtu support.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net: ngbe: Support Rx and Tx process path

Add enable and disable operation process for ngbe open/close.
Clean Rx and Tx ring interrupts, process packets in the data path.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net: ngbe: Add irqs request flow

Add request_irq for tx/rx rings and misc other events.
If the application is successful, config vertors for interrupts.
Enable some base interrupts mask in ngbe_irq_enable.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net: wangxun: clean up the code

Convert various mult-bit fields to be defined using GENMASK/FIELD_PREP.
Simplify the code with the ternary operator.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/20230116103839.84087-1-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net: ngbe: Add ngbe mdio bus driver.

Add mdio bus register for ngbe.
The internal phy and external phy need to be handled separately.
Add phy changed event detection.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20230111111718.40745-1-mengyuanlou@net-swift.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net: ngbe: Remove structure ngbe_adapter

Move the total private structure to libwx.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net: wangxun: Rename private structure in libwx

In order to move the total members in struct adapter to struct wx_hw
to keep the code clean, it's a bad name of 'wx_hw' only for hardware.
Rename 'wx_hw' to 'wx', and rename the pointers at use.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net: wangxun: Move MAC address handling to libwx

For setting MAC address, both txgbe and ngbe drivers have the same handling
flow with different parameters. Move the same codes to libwx.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net: ngbe: Move defines into unified file

Remove ngbe.h, move defines into ngbe_type.h file.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net: ngbe: Remove structure ngbe_hw

Remove useless structure ngbe_hw to make the codes clear.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net: ngbe: Initialize sw info and register netdev

Initialize ngbe mac/phy type.
Check whether the firmware is initialized.
Initialize ngbe hw and register netdev.

Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net: ngbe: Add build support for ngbe

Add build options and guidance doc.
Initialize pci device access for Wangxun Gigabit Ethernet devices.

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Mengyuan Lou <mengyuanlou@net-swift.com>
Link: https://lore.kernel.org/r/20220826034609.51854-1-mengyuanlou@net-swift.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>