[PATCH 1/1] PCI: dw-rockchip: Add support to reset Root Port upon link down event

Manivannan Sadhasivam manivannan.sadhasivam at oss.qualcomm.com
Thu Jul 30 09:50:33 PDT 2026


On Mon, 27 Jul 2026 19:26:56 +0200, Niklas Cassel wrote:
> The PCIe link may go down in cases like firmware crashes or unstable
> connections. When this occurs, the PCIe Root Port must be reset to restore
> the functionality. However, the current driver lacks link down handling,
> forcing users to reboot the system to recover.
> 
> This patch implements the `reset_root_port` callback for link down handling
> for Rockchip DWC PCIe host controller. In which, the RC is reset,
> reconfigured and link training initiated to recover from the link down
> event.
> 
> [...]

Applied, thanks!

[1/1] PCI: dw-rockchip: Add support to reset Root Port upon link down event
      commit: 9225afa7a8637df41b8e4705ea7e7e890ce78084

Best regards,
-- 
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