[PATCH 04/36] usb: serial: ti_usb_3410_5052: Use inline functions rather than macro

From: Mathieu OTHACEHE
Date: Thu May 12 2016 - 05:05:07 EST


Inline functions are preferable to macros resembling functions.

Signed-off-by: Mathieu OTHACEHE <m.othacehe@xxxxxxxxx>
---
drivers/usb/serial/ti_usb_3410_5052.c | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 6002e8b..2fc3ea1 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -248,8 +248,16 @@ struct ti_interrupt {
} __packed;

/* Interrupt codes */
-#define TI_GET_PORT_FROM_CODE(c) (((c) >> 4) - 3)
-#define TI_GET_FUNC_FROM_CODE(c) ((c) & 0x0f)
+static inline int ti_get_port_from_code(unsigned char code)
+{
+ return (code >> 4) - 3;
+}
+
+static inline int ti_get_func_from_code(unsigned char code)
+{
+ return code & 0x0f;
+}
+
#define TI_CODE_HARDWARE_ERROR 0xFF
#define TI_CODE_DATA_ERROR 0x03
#define TI_CODE_MODEM_STATUS 0x04
@@ -1209,8 +1217,8 @@ static void ti_interrupt_callback(struct urb *urb)
goto exit;
}

- port_number = TI_GET_PORT_FROM_CODE(data[0]);
- function = TI_GET_FUNC_FROM_CODE(data[0]);
+ port_number = ti_get_port_from_code(data[0]);
+ function = ti_get_func_from_code(data[0]);

dev_dbg(dev, "%s - port_number %d, function %d, data 0x%02X\n",
__func__, port_number, function, data[1]);
--
2.8.2