Re: [Freedreno] [PATCH v2] drm/msm/dsi: use the correct VREG_CTRL_1 value for 4nm cphy

[Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>]

On 11/16/2023 12:36 PM, Abhinav Kumar wrote:
> On 11/9/2023 4:02 PM, Jonathan Marek wrote:
> > Use the same value as the downstream driver. This change is needed for 
> > CPHY
> > mode to work correctly.
> >
> > Fixes: 8b034e6771113 ("drm/msm/dsi: add support for DSI-PHY on SM8550")

One error here. We need 12 chars of SHA but you have 13 otherwise 
checkpatch cries

Fixes: 8b034e677111 ("drm/msm/dsi: add support for DSI-PHY on SM8550")

Will fix this up while applying.

> > Signed-off-by: Jonathan Marek <jonathan@xxxxxxxx>
> > ---
> > v2: fixed the Fixes: line
> >
> >   drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
>
> Good catch !
>
> LGTM
>
> Reviewed-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>
>
> > diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c 
> > b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
> > index 3b1ed02f644d..89a6344bc865 100644
> > --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
> > +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c
> > @@ -918,7 +918,7 @@ static int dsi_7nm_phy_enable(struct msm_dsi_phy 
> > *phy,
> >       if ((phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V5_2)) {
> >           if (phy->cphy_mode) {
> >               vreg_ctrl_0 = 0x45;
> > -            vreg_ctrl_1 = 0x45;
> > +            vreg_ctrl_1 = 0x41;
> >               glbl_rescode_top_ctrl = 0x00;
> >               glbl_rescode_bot_ctrl = 0x00;
> >           } else {