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authorAndré Draszik <andre.draszik@linaro.org>2024-07-10 13:36:13 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-08-07 13:49:30 +0300
commitaee4568f42e0d7526207a10944bb89bb45522b59 (patch)
tree5599cf3b312d092960c5a32f7665a44e8c55eabe
parent46b1e0f87ba89f0a06ffbde5fe8d13c5af93f94e (diff)
downloadlinux-aee4568f42e0d7526207a10944bb89bb45522b59.tar.xz
usb: typec: tcpci: use GENMASK() for TCPC_MSG_HDR_INFO_REV
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@linaro.org> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Link: https://lore.kernel.org/r/20240710-tcpc-cleanup-v1-6-0ec1f41f4263@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/usb/typec/tcpm/tcpci.c2
-rw-r--r--include/linux/usb/tcpci.h3
2 files changed, 2 insertions, 3 deletions
diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
index 9477ee813fa5..929d0b7c64ca 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)