Re: [PATCH v3 6/7] usb: typec: tcpci: Move function "tcpci_to_typec_cc" to common

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On Mon, Aug 01, 2022 at 06:14:46PM +0800, Gene Chen wrote:
> From: Gene Chen <gene_chen@xxxxxxxxxxx>
> 
> Move transition function "tcpci_to_typec_cc" to common header
> 
> Signed-off-by: Gene Chen <gene_chen@xxxxxxxxxxx>

Acked-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx>

> ---
>  drivers/usb/typec/tcpm/tcpci.c | 22 ----------------------
>  drivers/usb/typec/tcpm/tcpci.h | 23 +++++++++++++++++++++++
>  2 files changed, 23 insertions(+), 22 deletions(-)
> 
> diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
> index f33e08eb7670..0f45d456df32 100644
> --- a/drivers/usb/typec/tcpm/tcpci.c
> +++ b/drivers/usb/typec/tcpm/tcpci.c
> @@ -28,11 +28,6 @@
>  #define	VPPS_VALID_MIN_MV			100
>  #define	VSINKDISCONNECT_PD_MIN_PERCENT		90
>  
> -#define tcpc_presenting_rd(reg, cc) \
> -	(!(TCPC_ROLE_CTRL_DRP & (reg)) && \
> -	 (((reg) & (TCPC_ROLE_CTRL_## cc ##_MASK << TCPC_ROLE_CTRL_## cc ##_SHIFT)) == \
> -	  (TCPC_ROLE_CTRL_CC_RD << TCPC_ROLE_CTRL_## cc ##_SHIFT)))
> -
>  struct tcpci {
>  	struct device *dev;
>  
> @@ -219,23 +214,6 @@ static int tcpci_start_toggling(struct tcpc_dev *tcpc,
>  			    TCPC_CMD_LOOK4CONNECTION);
>  }
>  
> -static enum typec_cc_status tcpci_to_typec_cc(unsigned int cc, bool sink)
> -{
> -	switch (cc) {
> -	case 0x1:
> -		return sink ? TYPEC_CC_RP_DEF : TYPEC_CC_RA;
> -	case 0x2:
> -		return sink ? TYPEC_CC_RP_1_5 : TYPEC_CC_RD;
> -	case 0x3:
> -		if (sink)
> -			return TYPEC_CC_RP_3_0;
> -		fallthrough;
> -	case 0x0:
> -	default:
> -		return TYPEC_CC_OPEN;
> -	}
> -}
> -
>  static int tcpci_get_cc(struct tcpc_dev *tcpc,
>  			enum typec_cc_status *cc1, enum typec_cc_status *cc2)
>  {
> diff --git a/drivers/usb/typec/tcpm/tcpci.h b/drivers/usb/typec/tcpm/tcpci.h
> index b2edd45f13c6..3f45cb0426df 100644
> --- a/drivers/usb/typec/tcpm/tcpci.h
> +++ b/drivers/usb/typec/tcpm/tcpci.h
> @@ -166,6 +166,11 @@
>  /* I2C_WRITE_BYTE_COUNT + 1 when TX_BUF_BYTE_x is only accessible I2C_WRITE_BYTE_COUNT */
>  #define TCPC_TRANSMIT_BUFFER_MAX_LEN		31
>  
> +#define tcpc_presenting_rd(reg, cc) \
> +	(!(TCPC_ROLE_CTRL_DRP & (reg)) && \
> +	 (((reg) & (TCPC_ROLE_CTRL_## cc ##_MASK << TCPC_ROLE_CTRL_## cc ##_SHIFT)) == \
> +	  (TCPC_ROLE_CTRL_CC_RD << TCPC_ROLE_CTRL_## cc ##_SHIFT)))
> +
>  struct tcpci;
>  
>  /*
> @@ -206,4 +211,22 @@ irqreturn_t tcpci_irq(struct tcpci *tcpci);
>  
>  struct tcpm_port;
>  struct tcpm_port *tcpci_get_tcpm_port(struct tcpci *tcpci);
> +
> +static inline enum typec_cc_status tcpci_to_typec_cc(unsigned int cc, bool sink)
> +{
> +	switch (cc) {
> +	case 0x1:
> +		return sink ? TYPEC_CC_RP_DEF : TYPEC_CC_RA;
> +	case 0x2:
> +		return sink ? TYPEC_CC_RP_1_5 : TYPEC_CC_RD;
> +	case 0x3:
> +		if (sink)
> +			return TYPEC_CC_RP_3_0;
> +		fallthrough;
> +	case 0x0:
> +	default:
> +		return TYPEC_CC_OPEN;
> +	}
> +}
> +
>  #endif /* __LINUX_USB_TCPCI_H */
> -- 
> 2.25.1

-- 
heikki



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