Messages in this thread | | | From | Aisheng Dong <> | Subject | RE: [PATCH 3/4] firmware: imx: scu-pd: ignore power domain not owned | Date | Thu, 23 Apr 2020 10:06:54 +0000 |
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> From: Peng Fan <peng.fan@nxp.com> > Sent: Thursday, April 23, 2020 3:00 PM > > Should not register power domain that not owned by current partition. > > Reviewed-by: Leonard Crestez <leonard.crestez@nxp.com> > Signed-off-by: Peng Fan <peng.fan@nxp.com> > --- > drivers/firmware/imx/scu-pd.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/firmware/imx/scu-pd.c b/drivers/firmware/imx/scu-pd.c > index d1b313fa7b96..7b43bd63cc1e 100644 > --- a/drivers/firmware/imx/scu-pd.c > +++ b/drivers/firmware/imx/scu-pd.c > @@ -46,6 +46,7 @@ > > #include <dt-bindings/firmware/imx/rsrc.h> #include > <linux/firmware/imx/sci.h> > +#include <linux/firmware/imx/svc/rm.h> > #include <linux/io.h> > #include <linux/module.h> > #include <linux/of.h> > @@ -246,6 +247,9 @@ imx_scu_add_pm_domain(struct device *dev, int idx, > struct imx_sc_pm_domain *sc_pd; > int ret; > > + if (!imx_sc_rm_is_resource_owned(pm_ipc_handle, pd_ranges->rsrc + idx)) > + return NULL; > +
Same question. See my comment on patch 2/4.
Regards Aisheng
> sc_pd = devm_kzalloc(dev, sizeof(*sc_pd), GFP_KERNEL); > if (!sc_pd) > return ERR_PTR(-ENOMEM); > -- > 2.16.4
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