From 9d30b99f352a7f21f93f0f3e2f0eecf8aa7847c1 Mon Sep 17 00:00:00 2001 From: Alexander Shishkin Date: Sun, 22 Nov 2009 10:10:47 -0800 Subject: [PATCH] omap: Eliminate OMAP_MAX_NR_PORTS Eliminate OMAP_MAX_NR_PORTS Note that also the null terminator entry for omap1 serial_platform_data needs to be now removed to avoid oopsing. Note that mach-omap1 uses struct plat_serial8250_port array, which requires a null terminator at the end, and that's why we need to use ARRAY_SIZE - 1. This is not needed on mach-omap2 as the array used is struct omap_uart_state, and does not use a null terminator. Signed-off-by: Alexander Shishkin Acked-by: Kevin Hilman Signed-off-by: Ladislav Michl Signed-off-by: Tony Lindgren --- arch/arm/mach-omap1/serial.c | 2 +- arch/arm/mach-omap2/serial.c | 6 +++--- arch/arm/plat-omap/include/plat/serial.h | 4 ---- 3 files changed, 4 insertions(+), 8 deletions(-) diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c index 5ebf0946c76..6e5207c81cf 100644 --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -120,7 +120,7 @@ void __init omap_serial_init(void) serial_platform_data[2].uartclk = OMAP1510_BASE_BAUD * 16; } - for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { + for (i = 0; i < ARRAY_SIZE(serial_platform_data) - 1; i++) { /* Static mapping, never released */ serial_platform_data[i].membase = diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 72df1b18813..2e17b57f5b2 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -533,7 +533,7 @@ static inline void omap_uart_idle_init(struct omap_uart_state *uart) {} #define DEV_CREATE_FILE(dev, attr) #endif /* CONFIG_PM */ -static struct omap_uart_state omap_uart[OMAP_MAX_NR_PORTS] = { +static struct omap_uart_state omap_uart[] = { { .pdev = { .name = "serial8250", @@ -583,7 +583,7 @@ void __init omap_serial_early_init(void) * if not needed. */ - for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { + for (i = 0; i < ARRAY_SIZE(omap_uart); i++) { struct omap_uart_state *uart = &omap_uart[i]; struct platform_device *pdev = &uart->pdev; struct device *dev = &pdev->dev; @@ -635,7 +635,7 @@ void __init omap_serial_init(void) { int i; - for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { + for (i = 0; i < ARRAY_SIZE(omap_uart); i++) { struct omap_uart_state *uart = &omap_uart[i]; struct platform_device *pdev = &uart->pdev; struct device *dev = &pdev->dev; diff --git a/arch/arm/plat-omap/include/plat/serial.h b/arch/arm/plat-omap/include/plat/serial.h index e249186d26e..9951345a25d 100644 --- a/arch/arm/plat-omap/include/plat/serial.h +++ b/arch/arm/plat-omap/include/plat/serial.h @@ -20,26 +20,22 @@ #define OMAP_UART1_BASE 0xfffb0000 #define OMAP_UART2_BASE 0xfffb0800 #define OMAP_UART3_BASE 0xfffb9800 -#define OMAP_MAX_NR_PORTS 3 #elif defined(CONFIG_ARCH_OMAP2) /* OMAP2 serial ports */ #define OMAP_UART1_BASE 0x4806a000 #define OMAP_UART2_BASE 0x4806c000 #define OMAP_UART3_BASE 0x4806e000 -#define OMAP_MAX_NR_PORTS 3 #elif defined(CONFIG_ARCH_OMAP3) /* OMAP3 serial ports */ #define OMAP_UART1_BASE 0x4806a000 #define OMAP_UART2_BASE 0x4806c000 #define OMAP_UART3_BASE 0x49020000 -#define OMAP_MAX_NR_PORTS 3 #elif defined(CONFIG_ARCH_OMAP4) /* OMAP4 serial ports */ #define OMAP_UART1_BASE 0x4806a000 #define OMAP_UART2_BASE 0x4806c000 #define OMAP_UART3_BASE 0x48020000 #define OMAP_UART4_BASE 0x4806e000 -#define OMAP_MAX_NR_PORTS 4 #endif #define OMAP1510_BASE_BAUD (12000000/16) -- 2.39.3