linux-kernel - Re: [PATCH v10 1/3] usb: typec: tcpci: move tcpci.h to include/linux/usb/

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Message-ID: <2280dc86-92eb-57b5-e67c-78731a9660f4@roeck-us.net>
Date:   Mon, 20 Jun 2022 09:09:59 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Xin Ji <xji@...logixsemi.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     bliang@...logixsemi.com, qwen@...logixsemi.com,
        jli@...logixsemi.com, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v10 1/3] usb: typec: tcpci: move tcpci.h to
 include/linux/usb/

On 6/13/22 02:59, Xin Ji wrote:
> USB PD controllers which consisting of a microcontroller (acting as the TCPM)
> and a port controller (TCPC) - may require that the driver for the PD
> controller accesses directly also the on-chip port controller in some cases.
> 
> Move tcpci.h to include/linux/usb/ is convenience access TCPC registers.
> 
> Signed-off-by: Xin Ji <xji@...logixsemi.com>

Reviewed-by: Guenter Roeck <linux@...ck-us.net>

> 
> ---
> V9 -> V10: Rebase on the latest code
> V8 -> V9 : Add more commit message
> V7 -> V8 : Fix Guanter's comment, remove unnecessary explain
> ---
>   drivers/usb/typec/tcpm/tcpci.c                        | 3 +--
>   drivers/usb/typec/tcpm/tcpci_maxim.c                  | 3 +--
>   drivers/usb/typec/tcpm/tcpci_mt6360.c                 | 3 +--
>   drivers/usb/typec/tcpm/tcpci_rt1711h.c                | 2 +-
>   {drivers/usb/typec/tcpm => include/linux/usb}/tcpci.h | 1 +
>   5 files changed, 5 insertions(+), 7 deletions(-)
>   rename {drivers/usb/typec/tcpm => include/linux/usb}/tcpci.h (99%)
> 
> diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
> index f33e08eb7670..812784702d53 100644
> --- a/drivers/usb/typec/tcpm/tcpci.c
> +++ b/drivers/usb/typec/tcpm/tcpci.c
> @@ -13,11 +13,10 @@
>   #include <linux/property.h>
>   #include <linux/regmap.h>
>   #include <linux/usb/pd.h>
> +#include <linux/usb/tcpci.h>
>   #include <linux/usb/tcpm.h>
>   #include <linux/usb/typec.h>
>   
> -#include "tcpci.h"
> -
>   #define	PD_RETRY_COUNT_DEFAULT			3
>   #define	PD_RETRY_COUNT_3_0_OR_HIGHER		2
>   #define	AUTO_DISCHARGE_DEFAULT_THRESHOLD_MV	3500
> diff --git a/drivers/usb/typec/tcpm/tcpci_maxim.c b/drivers/usb/typec/tcpm/tcpci_maxim.c
> index df2505570f07..4b6705f3d7b7 100644
> --- a/drivers/usb/typec/tcpm/tcpci_maxim.c
> +++ b/drivers/usb/typec/tcpm/tcpci_maxim.c
> @@ -11,11 +11,10 @@
>   #include <linux/module.h>
>   #include <linux/regmap.h>
>   #include <linux/usb/pd.h>
> +#include <linux/usb/tcpci.h>
>   #include <linux/usb/tcpm.h>
>   #include <linux/usb/typec.h>
>   
> -#include "tcpci.h"
> -
>   #define PD_ACTIVITY_TIMEOUT_MS				10000
>   
>   #define TCPC_VENDOR_ALERT				0x80
> diff --git a/drivers/usb/typec/tcpm/tcpci_mt6360.c b/drivers/usb/typec/tcpm/tcpci_mt6360.c
> index 8a952eaf9016..1b7c31278ebb 100644
> --- a/drivers/usb/typec/tcpm/tcpci_mt6360.c
> +++ b/drivers/usb/typec/tcpm/tcpci_mt6360.c
> @@ -11,10 +11,9 @@
>   #include <linux/of.h>
>   #include <linux/platform_device.h>
>   #include <linux/regmap.h>
> +#include <linux/usb/tcpci.h>
>   #include <linux/usb/tcpm.h>
>   
> -#include "tcpci.h"
> -
>   #define MT6360_REG_PHYCTRL1	0x80
>   #define MT6360_REG_PHYCTRL3	0x82
>   #define MT6360_REG_PHYCTRL7	0x86
> diff --git a/drivers/usb/typec/tcpm/tcpci_rt1711h.c b/drivers/usb/typec/tcpm/tcpci_rt1711h.c
> index b56a0880a044..3291ca4948da 100644
> --- a/drivers/usb/typec/tcpm/tcpci_rt1711h.c
> +++ b/drivers/usb/typec/tcpm/tcpci_rt1711h.c
> @@ -10,9 +10,9 @@
>   #include <linux/i2c.h>
>   #include <linux/interrupt.h>
>   #include <linux/gpio/consumer.h>
> +#include <linux/usb/tcpci.h>
>   #include <linux/usb/tcpm.h>
>   #include <linux/regmap.h>
> -#include "tcpci.h"
>   
>   #define RT1711H_VID		0x29CF
>   #define RT1711H_PID		0x1711
> diff --git a/drivers/usb/typec/tcpm/tcpci.h b/include/linux/usb/tcpci.h
> similarity index 99%
> rename from drivers/usb/typec/tcpm/tcpci.h
> rename to include/linux/usb/tcpci.h
> index b2edd45f13c6..20c0bedb8ec8 100644
> --- a/drivers/usb/typec/tcpm/tcpci.h
> +++ b/include/linux/usb/tcpci.h
> @@ -9,6 +9,7 @@
>   #define __LINUX_USB_TCPCI_H
>   
>   #include <linux/usb/typec.h>
> +#include <linux/usb/tcpm.h>
>   
>   #define TCPC_VENDOR_ID			0x0
>   #define TCPC_PRODUCT_ID			0x2