| Message ID | 1693250307-8910-3-git-send-email-quic_srichara@quicinc.com (mailing list archive) |
|---|---|
| State | New |
| Delegated to: | Daniel Lezcano |
| Headers | show |
| Series | Add support for IPQ5018 tsens | expand |
On Mon, 28 Aug 2023 at 22:20, Sricharan Ramabadhran <quic_srichara@quicinc.com> wrote: > > Some of the tsens IP like the one in IPQ5018 does not have a > RPM in the soc. Hence the early init to enable tsens would not Tsens IP doesn't have RPM. Please rephrase this. > be done. So add a flag for that in feat and skip enable checks. > > Signed-off-by: Sricharan Ramabadhran <quic_srichara@quicinc.com> > --- > drivers/thermal/qcom/tsens.c | 2 +- > drivers/thermal/qcom/tsens.h | 3 +++ > 2 files changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c > index 98c356acfe98..f39495b61952 100644 > --- a/drivers/thermal/qcom/tsens.c > +++ b/drivers/thermal/qcom/tsens.c > @@ -974,7 +974,7 @@ int __init init_common(struct tsens_priv *priv) > ret = regmap_field_read(priv->rf[TSENS_EN], &enabled); > if (ret) > goto err_put_device; > - if (!enabled) { > + if (!enabled && !(priv->feat->no_early_init)) { > dev_err(dev, "%s: device not enabled\n", __func__); > ret = -ENODEV; > goto err_put_device; > diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h > index 2805de1c6827..fb73e3dd0de9 100644 > --- a/drivers/thermal/qcom/tsens.h > +++ b/drivers/thermal/qcom/tsens.h > @@ -505,6 +505,8 @@ enum regfield_ids { > * @srot_split: does the IP neatly splits the register space into SROT and TM, > * with SROT only being available to secure boot firmware? > * @has_watchdog: does this IP support watchdog functionality? > + * @no_early_init: does this IP reside in a soc that does not have rpm to > + * do pre-init. > * @max_sensors: maximum sensors supported by this version of the IP > * @trip_min_temp: minimum trip temperature supported by this version of the IP > * @trip_max_temp: maximum trip temperature supported by this version of the IP > @@ -516,6 +518,7 @@ struct tsens_features { > unsigned int adc:1; > unsigned int srot_split:1; > unsigned int has_watchdog:1; > + unsigned int no_early_init:1; s/no_early_init/ignore_enable/ > unsigned int max_sensors; > int trip_min_temp; > int trip_max_temp; > -- > 2.34.1 >
Hi Dmitry, On 8/29/2023 2:47 AM, Dmitry Baryshkov wrote: > On Mon, 28 Aug 2023 at 22:20, Sricharan Ramabadhran > <quic_srichara@quicinc.com> wrote: >> >> Some of the tsens IP like the one in IPQ5018 does not have a >> RPM in the soc. Hence the early init to enable tsens would not > > Tsens IP doesn't have RPM. Please rephrase this. > ok. >> be done. So add a flag for that in feat and skip enable checks. >> >> Signed-off-by: Sricharan Ramabadhran <quic_srichara@quicinc.com> >> --- >> drivers/thermal/qcom/tsens.c | 2 +- >> drivers/thermal/qcom/tsens.h | 3 +++ >> 2 files changed, 4 insertions(+), 1 deletion(-) >> >> diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c >> index 98c356acfe98..f39495b61952 100644 >> --- a/drivers/thermal/qcom/tsens.c >> +++ b/drivers/thermal/qcom/tsens.c >> @@ -974,7 +974,7 @@ int __init init_common(struct tsens_priv *priv) >> ret = regmap_field_read(priv->rf[TSENS_EN], &enabled); >> if (ret) >> goto err_put_device; >> - if (!enabled) { >> + if (!enabled && !(priv->feat->no_early_init)) { >> dev_err(dev, "%s: device not enabled\n", __func__); >> ret = -ENODEV; >> goto err_put_device; >> diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h >> index 2805de1c6827..fb73e3dd0de9 100644 >> --- a/drivers/thermal/qcom/tsens.h >> +++ b/drivers/thermal/qcom/tsens.h >> @@ -505,6 +505,8 @@ enum regfield_ids { >> * @srot_split: does the IP neatly splits the register space into SROT and TM, >> * with SROT only being available to secure boot firmware? >> * @has_watchdog: does this IP support watchdog functionality? >> + * @no_early_init: does this IP reside in a soc that does not have rpm to >> + * do pre-init. >> * @max_sensors: maximum sensors supported by this version of the IP >> * @trip_min_temp: minimum trip temperature supported by this version of the IP >> * @trip_max_temp: maximum trip temperature supported by this version of the IP >> @@ -516,6 +518,7 @@ struct tsens_features { >> unsigned int adc:1; >> unsigned int srot_split:1; >> unsigned int has_watchdog:1; >> + unsigned int no_early_init:1; > > s/no_early_init/ignore_enable/ > ok, will change. Regards, Sricharan
diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c index 98c356acfe98..f39495b61952 100644 --- a/drivers/thermal/qcom/tsens.c +++ b/drivers/thermal/qcom/tsens.c @@ -974,7 +974,7 @@ int __init init_common(struct tsens_priv *priv) ret = regmap_field_read(priv->rf[TSENS_EN], &enabled); if (ret) goto err_put_device; - if (!enabled) { + if (!enabled && !(priv->feat->no_early_init)) { dev_err(dev, "%s: device not enabled\n", __func__); ret = -ENODEV; goto err_put_device; diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h index 2805de1c6827..fb73e3dd0de9 100644 --- a/drivers/thermal/qcom/tsens.h +++ b/drivers/thermal/qcom/tsens.h @@ -505,6 +505,8 @@ enum regfield_ids { * @srot_split: does the IP neatly splits the register space into SROT and TM, * with SROT only being available to secure boot firmware? * @has_watchdog: does this IP support watchdog functionality? + * @no_early_init: does this IP reside in a soc that does not have rpm to + * do pre-init. * @max_sensors: maximum sensors supported by this version of the IP * @trip_min_temp: minimum trip temperature supported by this version of the IP * @trip_max_temp: maximum trip temperature supported by this version of the IP @@ -516,6 +518,7 @@ struct tsens_features { unsigned int adc:1; unsigned int srot_split:1; unsigned int has_watchdog:1; + unsigned int no_early_init:1; unsigned int max_sensors; int trip_min_temp; int trip_max_temp;
Some of the tsens IP like the one in IPQ5018 does not have a RPM in the soc. Hence the early init to enable tsens would not be done. So add a flag for that in feat and skip enable checks. Signed-off-by: Sricharan Ramabadhran <quic_srichara@quicinc.com> --- drivers/thermal/qcom/tsens.c | 2 +- drivers/thermal/qcom/tsens.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-)