linux-kernel - Re: [PATCH V3 3/4] thermal/drivers/tsens: Add support for IPQ5018 tsens

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Date:   Tue, 17 Oct 2023 18:38:11 +0530
From:   Sricharan Ramabadhran <quic_srichara@...cinc.com>
To:     Robert Marko <robimarko@...il.com>,
        Sricharan R <srichara@...-platform-upstream01.qualcomm.com>,
        <krzysztof.kozlowski@...aro.org>, <agross@...nel.org>,
        <andersson@...nel.org>, <konrad.dybcio@...aro.org>,
        <srinivas.kandagatla@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <thara.gopinath@...il.com>, <rafael@...nel.org>,
        <daniel.lezcano@...aro.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-pm@...r.kernel.org>, <dmitry.baryshkov@...aro.org>
Subject: Re: [PATCH V3 3/4] thermal/drivers/tsens: Add support for IPQ5018
 tsens



On 10/5/2023 12:37 AM, Robert Marko wrote:
> 
> On 22. 09. 2023. 13:51, Sricharan R wrote:
>> From: Sricharan Ramabadhran <quic_srichara@...cinc.com>
>>
>> IPQ5018 has tsens IP V1.0, 4 sensors and 1 interrupt.
>> The soc does not have a RPM, hence tsens has to be reset and
>> enabled in the driver init. Adding the driver support for same.
>>
>> Signed-off-by: Sricharan Ramabadhran <quic_srichara@...cinc.com>
>> ---
>>   [v3] Fixed Dmitry's comments for error checks in init_ipq5018
>>
>>   drivers/thermal/qcom/tsens-v1.c | 60 +++++++++++++++++++++++++++++++++
>>   drivers/thermal/qcom/tsens.c    |  3 ++
>>   drivers/thermal/qcom/tsens.h    |  2 +-
>>   3 files changed, 64 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/thermal/qcom/tsens-v1.c 
>> b/drivers/thermal/qcom/tsens-v1.c
>> index dc1c4ae2d8b0..acee2064f83e 100644
>> --- a/drivers/thermal/qcom/tsens-v1.c
>> +++ b/drivers/thermal/qcom/tsens-v1.c
>> @@ -79,6 +79,18 @@ static struct tsens_features tsens_v1_feat = {
>>       .trip_max_temp    = 120000,
>>   };
>> +static struct tsens_features tsens_v1_ipq5018_feat = {
>> +    .ver_major    = VER_1_X,
>> +    .crit_int    = 0,
>> +    .combo_int    = 0,
>> +    .adc        = 1,
>> +    .srot_split    = 1,
>> +    .max_sensors    = 11,
>> +    .trip_min_temp    = -40000,
>> +    .trip_max_temp    = 120000,
>> +    .ignore_enable    = 1,
>> +};
>> +
>>   static const struct reg_field tsens_v1_regfields[MAX_REGFIELDS] = {
>>       /* ----- SROT ------ */
>>       /* VERSION */
>> @@ -150,6 +162,41 @@ static int __init init_8956(struct tsens_priv 
>> *priv) {
>>       return init_common(priv);
>>   }
>> +static int init_ipq5018(struct tsens_priv *priv)
> 
> __init is missing after int, otherwise I get modpost warning while 
> building:
> WARNING: modpost: vmlinux: section mismatch in reference: 
> init_ipq5018+0x14 (section: .text) -> init_common (section: .init.text)

  ok, will fix it.

Regards,
  Sricharan