[v5,02/14] serial: liteuart: use bit number macros

Message ID 20221118145512.509950-3-gsomlo@gmail.com
State New
Headers
Series serial: liteuart: add IRQ support |

Commit Message

Gabriel L. Somlo Nov. 18, 2022, 2:55 p.m. UTC
  Replace magic bit constants (e.g., 1, 2, 4) with BIT(x) expressions.

Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>
---
 drivers/tty/serial/liteuart.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
  

Comments

Geert Uytterhoeven Nov. 21, 2022, 9:45 a.m. UTC | #1
On Fri, Nov 18, 2022 at 3:55 PM Gabriel Somlo <gsomlo@gmail.com> wrote:
> Replace magic bit constants (e.g., 1, 2, 4) with BIT(x) expressions.
>
> Signed-off-by: Gabriel Somlo <gsomlo@gmail.com>

Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
  

Patch

diff --git a/drivers/tty/serial/liteuart.c b/drivers/tty/serial/liteuart.c
index db898751ffe3..18c1eb315ee9 100644
--- a/drivers/tty/serial/liteuart.c
+++ b/drivers/tty/serial/liteuart.c
@@ -5,6 +5,7 @@ 
  * Copyright (C) 2019-2020 Antmicro <www.antmicro.com>
  */
 
+#include <linux/bits.h>
 #include <linux/console.h>
 #include <linux/litex.h>
 #include <linux/module.h>
@@ -38,8 +39,8 @@ 
 #define OFF_EV_ENABLE	0x14
 
 /* events */
-#define EV_TX		0x1
-#define EV_RX		0x2
+#define EV_TX		BIT(0)
+#define EV_RX		BIT(1)
 
 struct liteuart_port {
 	struct uart_port port;