From: Mike Frysinger Date: Mon, 13 Oct 2008 09:33:16 +0000 (+0100) Subject: Blackfin Serial Driver: move common variables out of serial headers and into the... X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=c9607ecc6ee50445e4d6bd3165f372a0f20f91ce;p=openwrt%2Fstaging%2Fblogic.git Blackfin Serial Driver: move common variables out of serial headers and into the serial driver move common variables out of serial headers and into the serial driver and rename "nr_ports" to "nr_active_ports" so as to easily differentiate between BFIN_UART_NR_PORTS (the # of available) and nr_ports (the # of enabled) Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu Signed-off-by: Alan Cox Signed-off-by: Linus Torvalds --- diff --git a/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h index 2526b6ed6faa..a23d04750810 100644 --- a/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h @@ -119,7 +119,6 @@ static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart) bfin_write16(uart->port.membase + OFFSET_LSR, -1); } -struct bfin_serial_port bfin_serial_ports[BFIN_UART_NR_PORTS]; struct bfin_serial_res { unsigned long uart_base_addr; int uart_irq; @@ -164,8 +163,6 @@ struct bfin_serial_res bfin_serial_resource[] = { #endif }; -int nr_ports = ARRAY_SIZE(bfin_serial_resource); - #define DRIVER_NAME "bfin-uart" static void bfin_serial_hw_init(struct bfin_serial_port *uart) diff --git a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h index ebf592b59aab..20471cd5ebfe 100644 --- a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h @@ -111,7 +111,6 @@ static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart) bfin_write16(uart->port.membase + OFFSET_LSR, -1); } -struct bfin_serial_port bfin_serial_ports[BFIN_UART_NR_PORTS]; struct bfin_serial_res { unsigned long uart_base_addr; int uart_irq; @@ -142,7 +141,6 @@ struct bfin_serial_res bfin_serial_resource[] = { #define DRIVER_NAME "bfin-uart" -int nr_ports = BFIN_UART_NR_PORTS; static void bfin_serial_hw_init(struct bfin_serial_port *uart) { diff --git a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h index 1bf56ffa22f9..08dfe30300b0 100644 --- a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h @@ -119,7 +119,6 @@ static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart) bfin_write16(uart->port.membase + OFFSET_LSR, -1); } -struct bfin_serial_port bfin_serial_ports[BFIN_UART_NR_PORTS]; struct bfin_serial_res { unsigned long uart_base_addr; int uart_irq; @@ -164,8 +163,6 @@ struct bfin_serial_res bfin_serial_resource[] = { #endif }; -int nr_ports = ARRAY_SIZE(bfin_serial_resource); - #define DRIVER_NAME "bfin-uart" static void bfin_serial_hw_init(struct bfin_serial_port *uart) diff --git a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h index 5e29446a8e03..76976b17b530 100644 --- a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h @@ -105,7 +105,6 @@ struct bfin_serial_port { #endif }; -struct bfin_serial_port bfin_serial_ports[BFIN_UART_NR_PORTS]; struct bfin_serial_res { unsigned long uart_base_addr; int uart_irq; @@ -170,8 +169,6 @@ struct bfin_serial_res bfin_serial_resource[] = { #endif }; -int nr_ports = ARRAY_SIZE(bfin_serial_resource); - #define DRIVER_NAME "bfin-uart" static void bfin_serial_hw_init(struct bfin_serial_port *uart) diff --git a/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h index 8aa02780e642..6cddca4aa182 100644 --- a/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h @@ -111,7 +111,6 @@ static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart) bfin_write16(uart->port.membase + OFFSET_LSR, -1); } -struct bfin_serial_port bfin_serial_ports[BFIN_UART_NR_PORTS]; struct bfin_serial_res { unsigned long uart_base_addr; int uart_irq; @@ -142,7 +141,6 @@ struct bfin_serial_res bfin_serial_resource[] = { #define DRIVER_NAME "bfin-uart" -int nr_ports = BFIN_UART_NR_PORTS; static void bfin_serial_hw_init(struct bfin_serial_port *uart) { diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index 976de91307c3..382fb8d728df 100644 --- a/drivers/serial/bfin_5xx.c +++ b/drivers/serial/bfin_5xx.c @@ -42,6 +42,9 @@ #define BFIN_SERIAL_MAJOR 204 #define BFIN_SERIAL_MINOR 64 +static struct bfin_serial_port bfin_serial_ports[BFIN_UART_NR_PORTS]; +static int nr_active_ports = ARRAY_SIZE(bfin_serial_resource); + /* * Setup for console. Argument comes from the menuconfig */ @@ -859,7 +862,7 @@ static void __init bfin_serial_init_ports(void) return; first = 0; - for (i = 0; i < nr_ports; i++) { + for (i = 0; i < nr_active_ports; i++) { bfin_serial_ports[i].port.uartclk = get_sclk(); bfin_serial_ports[i].port.ops = &bfin_serial_pops; bfin_serial_ports[i].port.line = i; @@ -961,7 +964,7 @@ bfin_serial_console_setup(struct console *co, char *options) * if so, search for the first available port that does have * console support. */ - if (co->index == -1 || co->index >= nr_ports) + if (co->index == -1 || co->index >= nr_active_ports) co->index = 0; uart = &bfin_serial_ports[co->index]; @@ -1072,7 +1075,7 @@ struct console __init *bfin_earlyserial_init(unsigned int port, struct bfin_serial_port *uart; struct ktermios t; - if (port == -1 || port >= nr_ports) + if (port == -1 || port >= nr_active_ports) port = 0; bfin_serial_init_ports(); bfin_early_serial_console.index = port; @@ -1102,7 +1105,7 @@ static int bfin_serial_suspend(struct platform_device *dev, pm_message_t state) { int i; - for (i = 0; i < nr_ports; i++) { + for (i = 0; i < nr_active_ports; i++) { if (bfin_serial_ports[i].port.dev != &dev->dev) continue; uart_suspend_port(&bfin_serial_reg, &bfin_serial_ports[i].port); @@ -1115,7 +1118,7 @@ static int bfin_serial_resume(struct platform_device *dev) { int i; - for (i = 0; i < nr_ports; i++) { + for (i = 0; i < nr_active_ports; i++) { if (bfin_serial_ports[i].port.dev != &dev->dev) continue; uart_resume_port(&bfin_serial_reg, &bfin_serial_ports[i].port); @@ -1134,7 +1137,7 @@ static int bfin_serial_probe(struct platform_device *dev) break; if (i < dev->num_resources) { - for (i = 0; i < nr_ports; i++, res++) { + for (i = 0; i < nr_active_ports; i++, res++) { if (bfin_serial_ports[i].port.mapbase != res->start) continue; bfin_serial_ports[i].port.dev = &dev->dev; @@ -1149,7 +1152,7 @@ static int bfin_serial_remove(struct platform_device *dev) { int i; - for (i = 0; i < nr_ports; i++) { + for (i = 0; i < nr_active_ports; i++) { if (bfin_serial_ports[i].port.dev != &dev->dev) continue; uart_remove_one_port(&bfin_serial_reg, &bfin_serial_ports[i].port);