net: rnpgbe: Add basic mbx_fw support

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Add fundamental firmware (FW) communication operations via PF-FW
mailbox, including:
- FW sync (via HW info query with retries)
- HW reset (post FW command to reset hardware)
- MAC address retrieval (request FW for port-specific MAC)
- Power management (powerup/powerdown notification to FW)

Signed-off-by: Dong Yibo <dong100@mucse.com>
Reviewed-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>
Link: https://patch.msgid.link/20251101013849.120565-5-dong100@mucse.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

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This commit is contained in:

Dong Yibo 2025-11-01 09:38:48 +08:00 • committed by Jakub Kicinski

parent 4543534c3e

commit c6d3f0198e

5 changed files with 286 additions and 1 deletions

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3

drivers/net/ethernet/mucse/rnpgbe/Makefile

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4

drivers/net/ethernet/mucse/rnpgbe/rnpgbe.h

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1

drivers/net/ethernet/mucse/rnpgbe/rnpgbe_mbx.c

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191

drivers/net/ethernet/mucse/rnpgbe/rnpgbe_mbx_fw.c

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88

drivers/net/ethernet/mucse/rnpgbe/rnpgbe_mbx_fw.h

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