[PATCH 06/15] usb: typec: tcpci: use GENMASK() for TCPC_MSG_HDR_INFO_REV

From: André Draszik
Date: Wed Jul 10 2024 - 06:40:20 EST


Convert field TCPC_MSG_HDR_INFO_REV from register TCPC_MSG_HDR_INFO to
using GENMASK() and FIELD_PREP() so as to keep using a similar approach
for all fields.

Signed-off-by: André Draszik <andre.draszik@xxxxxxxxxx>
---
drivers/usb/typec/tcpm/tcpci.c | 2 +-
include/linux/usb/tcpci.h | 3 +--
2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
index 5ad05a5bbbd1..ad5c9d5bf6a9 100644
--- a/drivers/usb/typec/tcpm/tcpci.c
+++ b/drivers/usb/typec/tcpm/tcpci.c
@@ -456,7 +456,7 @@ static int tcpci_set_roles(struct tcpc_dev *tcpc, bool attached,
unsigned int reg;
int ret;

- reg = PD_REV20 << TCPC_MSG_HDR_INFO_REV_SHIFT;
+ reg = FIELD_PREP(TCPC_MSG_HDR_INFO_REV, PD_REV20);
if (role == TYPEC_SOURCE)
reg |= TCPC_MSG_HDR_INFO_PWR_ROLE;
if (data == TYPEC_HOST)
diff --git a/include/linux/usb/tcpci.h b/include/linux/usb/tcpci.h
index 80652d4f722e..3cd61e9f73b3 100644
--- a/include/linux/usb/tcpci.h
+++ b/include/linux/usb/tcpci.h
@@ -129,9 +129,8 @@

#define TCPC_MSG_HDR_INFO 0x2e
#define TCPC_MSG_HDR_INFO_DATA_ROLE BIT(3)
+#define TCPC_MSG_HDR_INFO_REV GENMASK(2, 1)
#define TCPC_MSG_HDR_INFO_PWR_ROLE BIT(0)
-#define TCPC_MSG_HDR_INFO_REV_SHIFT 1
-#define TCPC_MSG_HDR_INFO_REV_MASK 0x3

#define TCPC_RX_DETECT 0x2f
#define TCPC_RX_DETECT_HARD_RESET BIT(5)

--
2.45.2.803.g4e1b14247a-goog