linux-kernel - Re: [PATCH v5 3/7] remoteproc: qcom: Add and initialize proxy and active regulators.

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Date:   Fri, 30 Dec 2016 16:32:52 +0530
From:   "Dwivedi, Avaneesh Kumar (avani)" <akdwived@...eaurora.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     sboyd@...eaurora.org, agross@...eaurora.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH v5 3/7] remoteproc: qcom: Add and initialize proxy and
 active regulators.



On 12/23/2016 3:16 AM, Bjorn Andersson wrote:
> On Thu 15 Dec 04:21 PST 2016, Avaneesh Kumar Dwivedi wrote:
>
>> -static int q6v5_regulator_init(struct q6v5 *qproc)
>> +static int q6v5_regulator_init(struct device *dev, struct reg_info *regs,
>> +				const struct qcom_mss_reg_res *reg_res)
>>   {
>> -	int ret;
>> +	int count = 0;
>> +	int rc;
>> +	int i;
>>   
>> -	qproc->supply[Q6V5_SUPPLY_CX].supply = "cx";
>> -	qproc->supply[Q6V5_SUPPLY_MX].supply = "mx";
>> -	qproc->supply[Q6V5_SUPPLY_MSS].supply = "mss";
>> -	qproc->supply[Q6V5_SUPPLY_PLL].supply = "pll";
>> +	while (reg_res[count].supply)
>> +	count++;
>>   
>> -	ret = devm_regulator_bulk_get(qproc->dev,
>> -				      ARRAY_SIZE(qproc->supply), qproc->supply);
>> -	if (ret < 0) {
>> -		dev_err(qproc->dev, "failed to get supplies\n");
>> -		return ret;
>> -	}
>> +	for (i = 0; i < count; i++) {
> As with the clock init you can squash these two loops into one now.
OK.
>
> [..]
>>   static const struct rproc_hexagon_res msm8916_mss = {
>>   	.hexagon_mba_image = "mba.mbn",
>> +	.proxy_supply = (struct qcom_mss_reg_res[]) {
>> +		{
>> +			.supply = "mx",
>> +			.uV = 1050000,
>> +		},
>> +		{
>> +			.supply = "cx",
>> +			.uA = 100000,
>> +		},
>> +		{
>> +			.supply = "pll",
>> +			.uA = 100000,
>> +		},
>> +		{ NULL }
> It's idiomatic to use {} instead of { NULL }, so please update this (but
> not in the clock patch).
OK.
>
> As with the clock patch, please squash patch 4 into this one - so that
> we have regulators before and after applying this single patch.
OK.
> Regards,
> Bjorn

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