On Tue, Nov 25, 2025 at 04:47:09PM +0200, Dmitry Baryshkov wrote:
> On Tue, Nov 25, 2025 at 02:47:53PM +0800, yuanjie yang wrote:
> > From: Yuanjie Yang <[email protected]>
> >
> > Add mdss support for the Qualcomm Kaanapali platform.
> >
> > Co-developed-by: Yongxing Mou <[email protected]>
> > Signed-off-by: Yongxing Mou <[email protected]>
> > Signed-off-by: Yuanjie Yang <[email protected]>
> > ---
> > drivers/gpu/drm/msm/msm_mdss.c | 22 ++++++++++++++++++++++
> > 1 file changed, 22 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c
> > index bf9a33e925ac..797ef134e081 100644
> > --- a/drivers/gpu/drm/msm/msm_mdss.c
> > +++ b/drivers/gpu/drm/msm/msm_mdss.c
> > @@ -243,6 +243,24 @@ static void msm_mdss_setup_ubwc_dec_50(struct msm_mdss
> > *msm_mdss)
> > writel_relaxed(1, msm_mdss->mmio + REG_MDSS_UBWC_PREDICTION_MODE);
> > }
> >
> > +static void msm_mdss_setup_ubwc_dec_60(struct msm_mdss *msm_mdss)
> > +{
> > + const struct qcom_ubwc_cfg_data *data = msm_mdss->mdss_data;
> > + u32 value = MDSS_UBWC_STATIC_UBWC_SWIZZLE(data->ubwc_swizzle) |
> > + MDSS_UBWC_STATIC_HIGHEST_BANK_BIT(data->highest_bank_bit);
> > +
> > + if (data->ubwc_bank_spread)
> > + value |= MDSS_UBWC_STATIC_UBWC_BANK_SPREAD;
> > +
> > + if (data->macrotile_mode)
> > + value |= MDSS_UBWC_STATIC_MACROTILE_MODE;
> > +
> > + writel_relaxed(value, msm_mdss->mmio + REG_MDSS_UBWC_STATIC);
> > +
> > + writel_relaxed(5, msm_mdss->mmio + REG_MDSS_UBWC_CTRL_2);
> > + writel_relaxed(1, msm_mdss->mmio + REG_MDSS_UBWC_PREDICTION_MODE);
> > +}
>
> Can we please merge this with 4.0 and 5.0 functions?
Ok , will do.
> > +
> > static int msm_mdss_enable(struct msm_mdss *msm_mdss)
> > {
> > int ret, i;
> > @@ -296,6 +314,9 @@ static int msm_mdss_enable(struct msm_mdss *msm_mdss)
> > case UBWC_5_0:
> > msm_mdss_setup_ubwc_dec_50(msm_mdss);
> > break;
> > + case UBWC_6_0:
> > + msm_mdss_setup_ubwc_dec_60(msm_mdss);
> > + break;
> > default:
> > dev_err(msm_mdss->dev, "Unsupported UBWC decoder version %x\n",
> > msm_mdss->mdss_data->ubwc_dec_version);
> > @@ -552,6 +573,7 @@ static const struct msm_mdss_data data_153k6 = {
> > };
> >
> > static const struct of_device_id mdss_dt_match[] = {
> > + { .compatible = "qcom,kaanapali-mdss", .data = &data_57k },
>
> After glymur, please.
OK, will do.
Thanks,
Yuanjie
> > { .compatible = "qcom,mdss", .data = &data_153k6 },
> > { .compatible = "qcom,glymur-mdss", .data = &data_57k },
> > { .compatible = "qcom,msm8998-mdss", .data = &data_76k8 },
> > --
> > 2.34.1
> >
>
> --
> With best wishes
> Dmitry
