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From: Komal Bajaj <quic_kbajaj@quicinc.com>
To: Bryan O'Donoghue <bryan.odonoghue@linaro.org>,
	<agross@kernel.org>, <andersson@kernel.org>,
	<konrad.dybcio@linaro.org>, <robh+dt@kernel.org>,
	<krzysztof.kozlowski+dt@linaro.org>, <conor+dt@kernel.org>,
	<srinivas.kandagatla@linaro.org>
Cc: <linux-arm-msm@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 4/6] soc: qcom: Add LLCC support for multi channel DDR
Date: Thu, 24 Aug 2023 14:28:35 +0530	[thread overview]
Message-ID: <3bdc4c6b-2fb9-bcdb-934c-350b7056a4e4@quicinc.com> (raw)
In-Reply-To: <a663ea2c-4724-20b3-628e-8831b6989655@linaro.org>



On 8/10/2023 6:02 PM, Bryan O'Donoghue wrote:
> On 10/08/2023 07:11, Komal Bajaj wrote:
>> +    ret = nvmem_cell_read_u8(&pdev->dev, "multi-chan-ddr", cfg_index);
>> +    if (ret == -ENOENT || ret == -EOPNOTSUPP) {
>> +        if (num_config != DEF_NUM_CFG)
>> +            return -EINVAL;
>
> In other words if multi-chan-ddr is not present in the dts and the 
> num_config != 1 return -EINVAL
>
> You can just as easily say if (num_config > 1) and drop the define 
> from this code.

Sure, will make the suggested changes.

>
>> +        *cfg_index = DEF_NUM_CFG - 1;
>> +        return 0;
>
> *cfg_index = 0;
>
> For example if #define DEF_NUM_CFG 0x20 then taking the last index of 
> it would be 100% wrong.
>
> Please kill that define.

Will remove the macro.

>
> ---
> bod


  reply	other threads:[~2023-08-24  8:59 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-10  6:11 [PATCH 0/6] soc: qcom: llcc: Add support for QDU1000/QRU1000 Komal Bajaj
2023-08-10  6:11 ` [PATCH 1/6] dt-bindings: cache: qcom,llcc: Add LLCC compatible " Komal Bajaj
2023-08-10  7:20   ` Rob Herring
2023-08-10 10:27     ` Komal Bajaj
2023-08-10 16:36       ` Rob Herring
2023-08-10  6:11 ` [PATCH 2/6] soc: qcom: llcc: Refactor llcc driver to support multiple configuration Komal Bajaj
2023-08-10 12:22   ` Bryan O'Donoghue
2023-08-10 15:04     ` Mukesh Ojha
2023-08-24  8:56     ` Komal Bajaj
2023-08-10  6:11 ` [PATCH 3/6] nvmem: core: Add stub for nvmem_cell_read_u8 Komal Bajaj
2023-08-10  6:11 ` [PATCH 4/6] soc: qcom: Add LLCC support for multi channel DDR Komal Bajaj
2023-08-10 11:52   ` Bryan O'Donoghue
2023-08-10 12:32   ` Bryan O'Donoghue
2023-08-24  8:58     ` Komal Bajaj [this message]
2023-08-10  6:11 ` [PATCH 5/6] soc: qcom: llcc: Updating the macro name Komal Bajaj
2023-08-10  6:11 ` [PATCH 6/6] soc: qcom: llcc: Add QDU1000 and QRU1000 LLCC support Komal Bajaj
2023-08-10 14:45 ` [PATCH 0/6] soc: qcom: llcc: Add support for QDU1000/QRU1000 Mukesh Ojha

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