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Message-ID: <3bace619-46fc-4f9f-bfb3-4c55cb4d8408@linaro.org>
Date: Wed, 6 Mar 2024 17:25:31 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Odelu Kukatla <quic_okukatla@...cinc.com>,
 Bjorn Andersson <andersson@...nel.org>, Georgi Djakov <djakov@...nel.org>,
 Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>
Cc: Kees Cook <keescook@...omium.org>, cros-qcom-dts-watchers@...omium.org,
 "Gustavo A . R . Silva" <gustavoars@...nel.org>,
 linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-hardening@...r.kernel.org, quic_rlaggysh@...cinc.com,
 quic_mdtipton@...cinc.com
Subject: Re: [PATCH v3 2/4] interconnect: qcom: sc7280: enable QoS programming



On 3/6/24 08:30, Odelu Kukatla wrote:
> Enable QoS for the master ports with predefined values
> for priority and urgency.
> 
> Signed-off-by: Odelu Kukatla <quic_okukatla@...cinc.com>
> ---
>   drivers/interconnect/qcom/sc7280.c | 332 +++++++++++++++++++++++++++++
>   1 file changed, 332 insertions(+)
> 
> diff --git a/drivers/interconnect/qcom/sc7280.c b/drivers/interconnect/qcom/sc7280.c
> index 7d33694368e8..1e1002c4d3d8 100644
> --- a/drivers/interconnect/qcom/sc7280.c
> +++ b/drivers/interconnect/qcom/sc7280.c
> @@ -1,6 +1,7 @@
>   // SPDX-License-Identifier: GPL-2.0
>   /*
>    * Copyright (c) 2021, The Linux Foundation. All rights reserved.
> + * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
>    *
>    */
>   
> @@ -16,29 +17,53 @@
>   #include "icc-rpmh.h"
>   #include "sc7280.h"
>   
> +static const struct qcom_icc_qosbox qhm_qspi_qos = {
> +	.num_ports = 1,
> +	.port_offsets = { 0x7000 },
> +	.prio = 2,
> +	.urg_fwd = 0,
> +};
> +
>   static struct qcom_icc_node qhm_qspi = {
>   	.name = "qhm_qspi",
>   	.id = SC7280_MASTER_QSPI_0,
>   	.channels = 1,
>   	.buswidth = 4,
> +	.qosbox = &qhm_qspi_qos,

	.qosbox = &(const struct qcom_icc_qosbox) {
		.num_ports = 1,
		...
	},



Looks sensible otherwise

Konrad

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