Re: [PATCH v2 2/2] interconnect: qcom: Add interconnect provider driver for SM8750

From: Dmitry Baryshkov
Date: Fri Nov 15 2024 - 10:27:59 EST


On Mon, Nov 11, 2024 at 04:30:17PM -0800, Melody Olvera wrote:
> From: Raviteja Laggyshetty <quic_rlaggysh@xxxxxxxxxxx>
>
> Introduce SM8750 interconnect provider driver using the interconnect
> framework.
>
> Signed-off-by: Raviteja Laggyshetty <quic_rlaggysh@xxxxxxxxxxx>
> Signed-off-by: Melody Olvera <quic_molvera@xxxxxxxxxxx>
> ---
> drivers/interconnect/qcom/Kconfig | 9 +
> drivers/interconnect/qcom/Makefile | 2 +
> drivers/interconnect/qcom/sm8750.c | 1585 ++++++++++++++++++++++++++++
> drivers/interconnect/qcom/sm8750.h | 132 +++
> 4 files changed, 1728 insertions(+)
> create mode 100644 drivers/interconnect/qcom/sm8750.c
> create mode 100644 drivers/interconnect/qcom/sm8750.h
>
> diff --git a/drivers/interconnect/qcom/Kconfig b/drivers/interconnect/qcom/Kconfig
> index 362fb9b0a198..1219f4f23d40 100644
> --- a/drivers/interconnect/qcom/Kconfig
> +++ b/drivers/interconnect/qcom/Kconfig
> @@ -337,6 +337,15 @@ config INTERCONNECT_QCOM_SM8650
> This is a driver for the Qualcomm Network-on-Chip on SM8650-based
> platforms.
>
> +config INTERCONNECT_QCOM_SM8750
> + tristate "Qualcomm SM8750 interconnect driver"
> + depends on INTERCONNECT_QCOM_RPMH_POSSIBLE
> + select INTERCONNECT_QCOM_RPMH
> + select INTERCONNECT_QCOM_BCM_VOTER
> + help
> + This is a driver for the Qualcomm Network-on-Chip on SM8750-based
> + platforms.
> +
> config INTERCONNECT_QCOM_X1E80100
> tristate "Qualcomm X1E80100 interconnect driver"
> depends on INTERCONNECT_QCOM_RPMH_POSSIBLE
> diff --git a/drivers/interconnect/qcom/Makefile b/drivers/interconnect/qcom/Makefile
> index 9997728c02bf..7887b1e8d69b 100644
> --- a/drivers/interconnect/qcom/Makefile
> +++ b/drivers/interconnect/qcom/Makefile
> @@ -40,6 +40,7 @@ qnoc-sm8350-objs := sm8350.o
> qnoc-sm8450-objs := sm8450.o
> qnoc-sm8550-objs := sm8550.o
> qnoc-sm8650-objs := sm8650.o
> +qnoc-sm8750-objs := sm8750.o
> qnoc-x1e80100-objs := x1e80100.o
> icc-smd-rpm-objs := smd-rpm.o icc-rpm.o icc-rpm-clocks.o
>
> @@ -80,5 +81,6 @@ obj-$(CONFIG_INTERCONNECT_QCOM_SM8350) += qnoc-sm8350.o
> obj-$(CONFIG_INTERCONNECT_QCOM_SM8450) += qnoc-sm8450.o
> obj-$(CONFIG_INTERCONNECT_QCOM_SM8550) += qnoc-sm8550.o
> obj-$(CONFIG_INTERCONNECT_QCOM_SM8650) += qnoc-sm8650.o
> +obj-$(CONFIG_INTERCONNECT_QCOM_SM8750) += qnoc-sm8750.o
> obj-$(CONFIG_INTERCONNECT_QCOM_X1E80100) += qnoc-x1e80100.o
> obj-$(CONFIG_INTERCONNECT_QCOM_SMD_RPM) += icc-smd-rpm.o
> diff --git a/drivers/interconnect/qcom/sm8750.c b/drivers/interconnect/qcom/sm8750.c
> new file mode 100644
> index 000000000000..bc72954d54ff
> --- /dev/null
> +++ b/drivers/interconnect/qcom/sm8750.c
> @@ -0,0 +1,1585 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
> + *
> + */
> +
> +#include <linux/device.h>
> +#include <linux/interconnect.h>
> +#include <linux/interconnect-provider.h>
> +#include <linux/module.h>
> +#include <linux/of_platform.h>
> +#include <dt-bindings/interconnect/qcom,sm8750-rpmh.h>
> +
> +#include "bcm-voter.h"
> +#include "icc-rpmh.h"
> +#include "sm8750.h"

Nit: please merge sm8750.h here, there is no need to have a separate
header, there are no other users.

Also, is there QoS support? I see no qcom_icc_qosbox entries.

Other than that:

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>


--
With best wishes
Dmitry