On 8/27/20 12:56 PM, Ramuthevar,Vadivel MuruganX wrote: > From: Ramuthevar Vadivel Murugan <vadivel.muruganx.ramuthe...@linux.intel.com> > > Switch to GENMASK() and BIT() macros. > > Signed-off-by: Ramuthevar Vadivel Murugan > <vadivel.muruganx.ramuthe...@linux.intel.com> > Reviewed-by: Krzysztof Kozlowski <k...@kernel.org> > --- > drivers/extcon/extcon-ptn5150.c | 43 > +++++++++++------------------------------ > 1 file changed, 11 insertions(+), 32 deletions(-) > > diff --git a/drivers/extcon/extcon-ptn5150.c b/drivers/extcon/extcon-ptn5150.c > index 8ba706fad887..8b930050a3f1 100644 > --- a/drivers/extcon/extcon-ptn5150.c > +++ b/drivers/extcon/extcon-ptn5150.c > @@ -7,6 +7,7 @@ > // Author: Vijai Kumar K <vijaikumar.kanagara...@gmail.com> > // Copyright (c) 2020 Krzysztof Kozlowski <k...@kernel.org> > > +#include <linux/bitfield.h> > #include <linux/err.h> > #include <linux/i2c.h> > #include <linux/interrupt.h> > @@ -35,29 +36,13 @@ enum ptn5150_reg { > #define PTN5150_UFP_ATTACHED 0x2 > > /* Define PTN5150 MASK/SHIFT constant */ > -#define PTN5150_REG_DEVICE_ID_VENDOR_SHIFT 0 > -#define PTN5150_REG_DEVICE_ID_VENDOR_MASK \ > - (0x3 << PTN5150_REG_DEVICE_ID_VENDOR_SHIFT) > +#define PTN5150_REG_DEVICE_ID_VERSION GENMASK(7, 3) > +#define PTN5150_REG_DEVICE_ID_VENDOR GENMASK(2, 0) > > -#define PTN5150_REG_DEVICE_ID_VERSION_SHIFT 3 > -#define PTN5150_REG_DEVICE_ID_VERSION_MASK \ > - (0x1f << PTN5150_REG_DEVICE_ID_VERSION_SHIFT) > - > -#define PTN5150_REG_CC_PORT_ATTACHMENT_SHIFT 2 > -#define PTN5150_REG_CC_PORT_ATTACHMENT_MASK \ > - (0x7 << PTN5150_REG_CC_PORT_ATTACHMENT_SHIFT) > - > -#define PTN5150_REG_CC_VBUS_DETECTION_SHIFT 7 > -#define PTN5150_REG_CC_VBUS_DETECTION_MASK \ > - (0x1 << PTN5150_REG_CC_VBUS_DETECTION_SHIFT) > - > -#define PTN5150_REG_INT_CABLE_ATTACH_SHIFT 0 > -#define PTN5150_REG_INT_CABLE_ATTACH_MASK \ > - (0x1 << PTN5150_REG_INT_CABLE_ATTACH_SHIFT) > - > -#define PTN5150_REG_INT_CABLE_DETACH_SHIFT 1 > -#define PTN5150_REG_INT_CABLE_DETACH_MASK \ > - (0x1 << PTN5150_REG_CC_CABLE_DETACH_SHIFT) > +#define PTN5150_REG_CC_PORT_ATTACHMENT GENMASK(4, 2) > +#define PTN5150_REG_CC_VBUS_DETECTION BIT(7) > +#define PTN5150_REG_INT_CABLE_ATTACH_MASK BIT(0) > +#define PTN5150_REG_INT_CABLE_DETACH_MASK BIT(1) > > struct ptn5150_info { > struct device *dev; > @@ -95,9 +80,7 @@ static void ptn5150_check_state(struct ptn5150_info *info) > return; > } > > - port_status = ((reg_data & > - PTN5150_REG_CC_PORT_ATTACHMENT_MASK) >> > - PTN5150_REG_CC_PORT_ATTACHMENT_SHIFT); > + port_status = FIELD_GET(PTN5150_REG_CC_PORT_ATTACHMENT, reg_data); > > switch (port_status) { > case PTN5150_DFP_ATTACHED: > @@ -107,8 +90,7 @@ static void ptn5150_check_state(struct ptn5150_info *info) > break; > case PTN5150_UFP_ATTACHED: > extcon_set_state_sync(info->edev, EXTCON_USB, false); > - vbus = ((reg_data & PTN5150_REG_CC_VBUS_DETECTION_MASK) >> > - PTN5150_REG_CC_VBUS_DETECTION_SHIFT); > + vbus = FIELD_GET(PTN5150_REG_CC_VBUS_DETECTION, reg_data); > if (vbus) > gpiod_set_value_cansleep(info->vbus_gpiod, 0); > else > @@ -191,11 +173,8 @@ static int ptn5150_init_dev_type(struct ptn5150_info > *info) > return -EINVAL; > } > > - vendor_id = ((reg_data & PTN5150_REG_DEVICE_ID_VENDOR_MASK) >> > - PTN5150_REG_DEVICE_ID_VENDOR_SHIFT); > - version_id = ((reg_data & PTN5150_REG_DEVICE_ID_VERSION_MASK) >> > - PTN5150_REG_DEVICE_ID_VERSION_SHIFT); > - > + vendor_id = FIELD_GET(PTN5150_REG_DEVICE_ID_VENDOR, reg_data); > + version_id = FIELD_GET(PTN5150_REG_DEVICE_ID_VERSION, reg_data); > dev_dbg(info->dev, "Device type: version: 0x%x, vendor: 0x%x\n", > version_id, vendor_id); > >
Applied it. Thanks. -- Best Regards, Chanwoo Choi Samsung Electronics