linux-hardening - Re: [PATCH v6 3/6] phy: qcom-qmp: Add SM6125 UFS PHY support

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Date:   Fri, 13 Jan 2023 21:31:40 +0200
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Lux Aliaga <they@...t.lgbt>
Cc:     agross@...nel.org, andersson@...nel.org, konrad.dybcio@...aro.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        vkoul@...nel.org, kishon@...nel.org, alim.akhtar@...sung.com,
        avri.altman@....com, bvanassche@....org, keescook@...omium.org,
        tony.luck@...el.com, gpiccoli@...lia.com,
        ~postmarketos/upstreaming@...ts.sr.ht,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-phy@...ts.infradead.org,
        linux-scsi@...r.kernel.org, linux-hardening@...r.kernel.org,
        phone-devel@...r.kernel.org, martin.botka@...ainline.org,
        marijn.suijten@...ainline.org
Subject: Re: [PATCH v6 3/6] phy: qcom-qmp: Add SM6125 UFS PHY support

On Sun, 8 Jan 2023 at 21:54, Lux Aliaga <they@...t.lgbt> wrote:
>
> The SM6125 UFS PHY is compatible with the one from SM6115. Add a
> compatible for it and modify the config from SM6115 to make them
> compatible with the SC8280XP binding
>
> Signed-off-by: Lux Aliaga <they@...t.lgbt>
> Reviewed-by: Martin Botka <martin.botka@...ainline.org>
> ---
>  drivers/phy/qualcomm/phy-qcom-qmp-ufs.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> index 318eea35b972..f33c84578940 100644
> --- a/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> +++ b/drivers/phy/qualcomm/phy-qcom-qmp-ufs.c
> @@ -693,6 +693,8 @@ static const struct qmp_phy_cfg sdm845_ufsphy_cfg = {
>  static const struct qmp_phy_cfg sm6115_ufsphy_cfg = {
>         .lanes                  = 1,
>
> +       .offsets                = &qmp_ufs_offsets_v5,

Please don't randomly reuse generation-specific structures. This
structure is clearly related to v5, while the PHY is from the v2
generation.

> +
>         .serdes_tbl             = sm6115_ufsphy_serdes_tbl,
>         .serdes_tbl_num         = ARRAY_SIZE(sm6115_ufsphy_serdes_tbl),
>         .tx_tbl                 = sm6115_ufsphy_tx_tbl,
> @@ -1172,6 +1174,9 @@ static const struct of_device_id qmp_ufs_of_match_table[] = {
>         }, {
>                 .compatible = "qcom,sm6115-qmp-ufs-phy",
>                 .data = &sm6115_ufsphy_cfg,
> +       }, {
> +               .compatible = "qcom,sm6125-qmp-ufs-phy",
> +               .data = &sm6115_ufsphy_cfg,
>         }, {
>                 .compatible = "qcom,sm6350-qmp-ufs-phy",
>                 .data = &sdm845_ufsphy_cfg,
> --
> 2.39.0
>


-- 
With best wishes
Dmitry