Re: [PATCH v4 10/12] scsi: ufs: ufs-qcom: Implement vops get_rx_fom()
From: Bean Huo
Date: Mon Mar 23 2026 - 05:30:00 EST
On Fri, 2026-03-20 at 20:10 -0700, Can Guo wrote:
> On some platforms, host's M-PHY RX_FOM Attribute always reads 0, meaning
> SW cannot rely on Figure of Merit (FOM) to identify the optimal TX
> Equalization settings for device's TX Lanes. Implement the vops
> ufs_qcom_get_rx_fom() such that SW can utilize the UFS Eye Opening Monitor
> (EOM) to evaluate the TX Equalization settings for device's TX Lanes.
>
> Signed-off-by: Can Guo <can.guo@xxxxxxxxxxxxxxxx>
Reviewed-by: Bean Huo <beanhuo@xxxxxxxxxx>