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SubjectRe: [PATCH] drm/stm: dw_mipi_dsi-stm: add sleep power management
Le mar. 26 mars 2019 à 13:57, Philippe CORNU <philippe.cornu@st.com> a écrit :
>
> Dear Yannick,
> Many thanks for your patch.
>
> Acked-by: Philippe Cornu <philippe.cornu@st.com>

Applied on drm-misc-next.

Benjamin

>
> Philippe :-)
>
>
> On 3/21/19 9:13 AM, Yannick Fertré wrote:
> > Implements system sleep power management ops.
> >
> > Signed-off-by: Yannick Fertré <yannick.fertre@st.com>
> > ---
> > drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 28 ++++++++++++++++++++++++++++
> > 1 file changed, 28 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
> > index a672b59..1bef73e 100644
> > --- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
> > +++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
> > @@ -356,12 +356,40 @@ static int dw_mipi_dsi_stm_remove(struct platform_device *pdev)
> > return 0;
> > }
> >
> > +static int __maybe_unused dw_mipi_dsi_stm_suspend(struct device *dev)
> > +{
> > + struct dw_mipi_dsi_stm *dsi = dw_mipi_dsi_stm_plat_data.priv_data;
> > +
> > + DRM_DEBUG_DRIVER("\n");
> > +
> > + clk_disable_unprepare(dsi->pllref_clk);
> > +
> > + return 0;
> > +}
> > +
> > +static int __maybe_unused dw_mipi_dsi_stm_resume(struct device *dev)
> > +{
> > + struct dw_mipi_dsi_stm *dsi = dw_mipi_dsi_stm_plat_data.priv_data;
> > +
> > + DRM_DEBUG_DRIVER("\n");
> > +
> > + clk_prepare_enable(dsi->pllref_clk);
> > +
> > + return 0;
> > +}
> > +
> > +static const struct dev_pm_ops dw_mipi_dsi_stm_pm_ops = {
> > + SET_SYSTEM_SLEEP_PM_OPS(dw_mipi_dsi_stm_suspend,
> > + dw_mipi_dsi_stm_resume)
> > +};
> > +
> > static struct platform_driver dw_mipi_dsi_stm_driver = {
> > .probe = dw_mipi_dsi_stm_probe,
> > .remove = dw_mipi_dsi_stm_remove,
> > .driver = {
> > .of_match_table = dw_mipi_dsi_stm_dt_ids,
> > .name = "stm32-display-dsi",
> > + .pm = &dw_mipi_dsi_stm_pm_ops,
> > },
> > };
> >
> >
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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