RE: [PATCH net-next v4 1/3] r8152: fix incorrect register write to USB_UPHY_XTAL

Hayes Wang
2026-03-26T13:18:58Z

Chih Kai Hsu <hsu.chih.kai@realtek.com>
> Sent: Thursday, March 26, 2026 3:39 PM
> To: kuba@kernel.org; davem@davemloft.net
> Cc: netdev@vger.kernel.org; nic_swsd <nic_swsd@realtek.com>;
> linux-kernel@vger.kernel.org; linux-usb@vger.kernel.org;
> edumazet@google.com; bjorn@mork.no; pabeni@redhat.com; Chih Kai Hsu
> <hsu.chih.kai@realtek.com>
> Subject: [PATCH net-next v4 1/3] r8152: fix incorrect register write to
> USB_UPHY_XTAL
>
> The old code used ocp_write_byte() to clear the OOBS_POLLING bit
> (BIT(8)) in the USB_UPHY_XTAL register, but this doesn't correctly clear a bit in
> the upper byte of the 16-bit register.
>
> Fix this by using ocp_write_word() instead.
>
> Fixes: 195aae321c82 ("r8152: support new chips")
> Signed-off-by: Chih Kai Hsu <hsu.chih.kai@realtek.com>

Reviewed-by: Hayes Wang <hayeswang@realtek.com>

Best Regards,
Hayes