Re: [PATCH 2/3] interconnect: qcom: Add SM4450 interconnect provider driver

[Konrad Dybcio <konrad.dybcio@linaro.org>]

On 8.09.2023 08:44, Tengfei Fan wrote:
> Add driver for the Qualcomm interconnect buses found in SM4450 based
> platforms. The topology consists of several NoCs that are controlled
> by a remote processor that collects the aggregated bandwidth for each
> master-slave pairs.
> 
> Signed-off-by: Tengfei Fan <quic_tengfan@quicinc.com>
> ---
[...]

> +++ b/drivers/interconnect/qcom/sm4450.c
> @@ -0,0 +1,1848 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (c) 2023, Qualcomm Innovation Center, Inc. All rights reserved.
> + *
Stray blank line
> + */
> +
> +#include <linux/device.h>
> +#include <linux/interconnect.h>
> +#include <linux/interconnect-provider.h>
> +#include <linux/io.h>
Is this necessary?

> +#include <linux/module.h>
> +#include <linux/of_device.h>
> +#include <linux/of_platform.h>
> +#include <linux/platform_device.h>
> +#include <dt-bindings/interconnect/qcom,sm4450.h>
> +
[...]

> +static struct qcom_icc_node * const mmss_noc_nodes[] = {
> +	[MASTER_CAMNOC_HF] = &qnm_camnoc_hf,
> +	[MASTER_CAMNOC_ICP] = &qnm_camnoc_icp,
> +	[MASTER_CAMNOC_SF] = &qnm_camnoc_sf,
> +	[MASTER_MDP] = &qnm_mdp,
> +	[MASTER_CNOC_MNOC_CFG] = &qnm_mnoc_cfg,
> +	[MASTER_VIDEO_P0_MMNOC] = &qnm_video0,
> +	[MASTER_VIDEO_PROC_MMNOC] = &qnm_video_cpu,
> +	[SLAVE_MNOC_HF_MEM_NOC] = &qns_mem_noc_hf,
> +	[SLAVE_MNOC_SF_MEM_NOC] = &qns_mem_noc_sf,
> +	[SLAVE_SERVICE_MNOC] = &srvc_mnoc,
> +	[MASTER_MDP_DISP] = &qnm_mdp_disp,
> +	[SLAVE_MNOC_HF_MEM_NOC_DISP] = &qns_mem_noc_hf_disp,
Please drop the _DISP paths, upstream will handle these with icc
tags.

[...]

> +
> +static const struct of_device_id qnoc_of_match[] = {
> +	{ .compatible = "qcom,sm4450-aggre1-noc",
> +	  .data = &sm4450_aggre1_noc},
Nit, but please:

- make these one line, like this:
{ .compatible = "qcom,sm4450-aggre1-noc", .data = &sm4450_aggre1_noc },

- add the missing space before '}'

Konrad