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Message-ID: <4e7ff99f-f362-4d58-b2f0-ca2dc1fe4b55@linaro.org>
Date: Tue, 26 Mar 2024 07:49:00 +0100
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Subject: Re: [PATCH v2 2/4] dt-bindings: interconnect: Add Qualcomm IPQ9574
 support
To: Varadarajan Narayanan <quic_varada@quicinc.com>, andersson@kernel.org,
 konrad.dybcio@linaro.org, mturquette@baylibre.com, sboyd@kernel.org,
 robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org,
 djakov@kernel.org, quic_anusha@quicinc.com, linux-arm-msm@vger.kernel.org,
 linux-clk@vger.kernel.org, devicetree@vger.kernel.org,
 linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org
References: <20240325102036.95484-1-quic_varada@quicinc.com>
 <20240325102036.95484-3-quic_varada@quicinc.com>
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From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <20240325102036.95484-3-quic_varada@quicinc.com>
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On 25/03/2024 11:20, Varadarajan Narayanan wrote:
> Add master/slave ids for Qualcomm IPQ9574 Network-On-Chip
> interfaces. This will be used by the gcc-ipq9574 driver
> that will for providing interconnect services using the
> icc-clk framework.
> 
> Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com>
> ---
> v2: Rename master slave macros
>     Fix license identifier

Both patches should be squashed. Header is parts of bindings and your
previous patch adds the interconnects, doesn't it?


> ---
>  .../dt-bindings/interconnect/qcom,ipq9574.h   | 62 +++++++++++++++++++
>  1 file changed, 62 insertions(+)
>  create mode 100644 include/dt-bindings/interconnect/qcom,ipq9574.h
> 
> diff --git a/include/dt-bindings/interconnect/qcom,ipq9574.h b/include/dt-bindings/interconnect/qcom,ipq9574.h
> new file mode 100644
> index 000000000000..b7b32aa6bbb1
> --- /dev/null
> +++ b/include/dt-bindings/interconnect/qcom,ipq9574.h
> @@ -0,0 +1,62 @@
> +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
> +#ifndef INTERCONNECT_QCOM_IPQ9574_H
> +#define INTERCONNECT_QCOM_IPQ9574_H
> +
> +#define IPQ_APPS_ID			9574	/* some unique value */

Why random unique values are bindings? Why this cannot be 0? Please
explain how this is used by DTS and driver.

> +#define IPQ_NSS_ID			(IPQ_APPS_ID * 2)

This does not seem right.


Best regards,
Krzysztof