Message ID | 20210310223536.3471243-1-badhri@google.com |
---|---|
State | New |
Headers | show |
Series | [v1] usb: typec: tcpci: Refactor tcpc_presenting_cc1_rd macro | expand |
On Wed, Mar 10, 2021 at 02:35:36PM -0800, Badhri Jagan Sridharan wrote: > Defining one macro instead of two for tcpc_presenting_*_rd. > This is a follow up of the comment left by Heikki Krogerus. > > https://patchwork.kernel.org/project/linux-usb/patch/ > 20210304070931.1947316-1-badhri@google.com/ > > Signed-off-by: Badhri Jagan Sridharan <badhri@google.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> > --- > drivers/usb/typec/tcpm/tcpci.c | 14 +++++--------- > 1 file changed, 5 insertions(+), 9 deletions(-) > > diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c > index 027afd7dfdce..25b480752266 100644 > --- a/drivers/usb/typec/tcpm/tcpci.c > +++ b/drivers/usb/typec/tcpm/tcpci.c > @@ -24,14 +24,10 @@ > #define AUTO_DISCHARGE_PD_HEADROOM_MV 850 > #define AUTO_DISCHARGE_PPS_HEADROOM_MV 1250 > > -#define tcpc_presenting_cc1_rd(reg) \ > +#define tcpc_presenting_rd(reg, cc) \ > (!(TCPC_ROLE_CTRL_DRP & (reg)) && \ > - (((reg) & (TCPC_ROLE_CTRL_CC1_MASK << TCPC_ROLE_CTRL_CC1_SHIFT)) == \ > - (TCPC_ROLE_CTRL_CC_RD << TCPC_ROLE_CTRL_CC1_SHIFT))) > -#define tcpc_presenting_cc2_rd(reg) \ > - (!(TCPC_ROLE_CTRL_DRP & (reg)) && \ > - (((reg) & (TCPC_ROLE_CTRL_CC2_MASK << TCPC_ROLE_CTRL_CC2_SHIFT)) == \ > - (TCPC_ROLE_CTRL_CC_RD << TCPC_ROLE_CTRL_CC2_SHIFT))) > + (((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; > @@ -201,11 +197,11 @@ static int tcpci_get_cc(struct tcpc_dev *tcpc, > *cc1 = tcpci_to_typec_cc((reg >> TCPC_CC_STATUS_CC1_SHIFT) & > TCPC_CC_STATUS_CC1_MASK, > reg & TCPC_CC_STATUS_TERM || > - tcpc_presenting_cc1_rd(role_control)); > + tcpc_presenting_rd(role_control, CC1)); > *cc2 = tcpci_to_typec_cc((reg >> TCPC_CC_STATUS_CC2_SHIFT) & > TCPC_CC_STATUS_CC2_MASK, > reg & TCPC_CC_STATUS_TERM || > - tcpc_presenting_cc2_rd(role_control)); > + tcpc_presenting_rd(role_control, CC2)); > > return 0; > } > -- > 2.31.0.rc1.246.gcd05c9c855-goog thanks, -- heikki
diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c index 027afd7dfdce..25b480752266 100644 --- a/drivers/usb/typec/tcpm/tcpci.c +++ b/drivers/usb/typec/tcpm/tcpci.c @@ -24,14 +24,10 @@ #define AUTO_DISCHARGE_PD_HEADROOM_MV 850 #define AUTO_DISCHARGE_PPS_HEADROOM_MV 1250 -#define tcpc_presenting_cc1_rd(reg) \ +#define tcpc_presenting_rd(reg, cc) \ (!(TCPC_ROLE_CTRL_DRP & (reg)) && \ - (((reg) & (TCPC_ROLE_CTRL_CC1_MASK << TCPC_ROLE_CTRL_CC1_SHIFT)) == \ - (TCPC_ROLE_CTRL_CC_RD << TCPC_ROLE_CTRL_CC1_SHIFT))) -#define tcpc_presenting_cc2_rd(reg) \ - (!(TCPC_ROLE_CTRL_DRP & (reg)) && \ - (((reg) & (TCPC_ROLE_CTRL_CC2_MASK << TCPC_ROLE_CTRL_CC2_SHIFT)) == \ - (TCPC_ROLE_CTRL_CC_RD << TCPC_ROLE_CTRL_CC2_SHIFT))) + (((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; @@ -201,11 +197,11 @@ static int tcpci_get_cc(struct tcpc_dev *tcpc, *cc1 = tcpci_to_typec_cc((reg >> TCPC_CC_STATUS_CC1_SHIFT) & TCPC_CC_STATUS_CC1_MASK, reg & TCPC_CC_STATUS_TERM || - tcpc_presenting_cc1_rd(role_control)); + tcpc_presenting_rd(role_control, CC1)); *cc2 = tcpci_to_typec_cc((reg >> TCPC_CC_STATUS_CC2_SHIFT) & TCPC_CC_STATUS_CC2_MASK, reg & TCPC_CC_STATUS_TERM || - tcpc_presenting_cc2_rd(role_control)); + tcpc_presenting_rd(role_control, CC2)); return 0; }
Defining one macro instead of two for tcpc_presenting_*_rd. This is a follow up of the comment left by Heikki Krogerus. https://patchwork.kernel.org/project/linux-usb/patch/ 20210304070931.1947316-1-badhri@google.com/ Signed-off-by: Badhri Jagan Sridharan <badhri@google.com> --- drivers/usb/typec/tcpm/tcpci.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-)