Messages in this thread Patch in this message | | | From | Bryan Wu <> | Subject | [PATCH 7/8] Blackfin Serial Driver: Fix bug - ircp fails on sir over Blackfin UART | Date | Sun, 27 Jul 2008 14:04:06 +0800 |
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From: Graf Yang <graf.yang@analog.com>
We now use the sir_dev/irtty_sir/uart/bfin_serial drivers framework to monitor the TX status.
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org> --- drivers/serial/bfin_5xx.c | 4 ++++ include/asm-blackfin/mach-bf527/bfin_serial_5xx.h | 3 +++ include/asm-blackfin/mach-bf533/bfin_serial_5xx.h | 2 ++ include/asm-blackfin/mach-bf537/bfin_serial_5xx.h | 3 +++ include/asm-blackfin/mach-bf548/bfin_serial_5xx.h | 3 +++ include/asm-blackfin/mach-bf561/bfin_serial_5xx.h | 2 ++ 6 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index afeff9f..ac74d8b 100644 --- a/drivers/serial/bfin_5xx.c +++ b/drivers/serial/bfin_5xx.c @@ -761,6 +761,9 @@ bfin_serial_set_termios(struct uart_port *port, struct ktermios *termios, val |= UCEN; UART_PUT_GCTL(uart, val); + /* Port speed changed, update the per-port timeout. */ + uart_update_timeout(port, termios->c_cflag, baud); + spin_unlock_irqrestore(&uart->port.lock, flags); } @@ -865,6 +868,7 @@ static void __init bfin_serial_init_ports(void) for (i = 0; i < nr_active_ports; i++) { bfin_serial_ports[i].port.uartclk = get_sclk(); + bfin_serial_ports[i].port.fifosize = BFIN_UART_TX_FIFO_SIZE; bfin_serial_ports[i].port.ops = &bfin_serial_pops; bfin_serial_ports[i].port.line = i; bfin_serial_ports[i].port.iotype = UPIO_MEM; diff --git a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h index a23d047..75722d6 100644 --- a/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf527/bfin_serial_5xx.h @@ -78,6 +78,9 @@ # define CONFIG_UART1_RTS_PIN -1 # endif #endif + +#define BFIN_UART_TX_FIFO_SIZE 2 + /* * The pin configuration is different from schematic */ diff --git a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h index 20471cd..815bfe5 100644 --- a/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf533/bfin_serial_5xx.h @@ -69,6 +69,8 @@ # endif #endif +#define BFIN_UART_TX_FIFO_SIZE 2 + struct bfin_serial_port { struct uart_port port; unsigned int old_status; diff --git a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h index 08dfe30..b3f87e1 100644 --- a/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf537/bfin_serial_5xx.h @@ -78,6 +78,9 @@ # define CONFIG_UART1_RTS_PIN -1 # endif #endif + +#define BFIN_UART_TX_FIFO_SIZE 2 + /* * The pin configuration is different from schematic */ diff --git a/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h index 76976b1..e4cf35e 100644 --- a/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf548/bfin_serial_5xx.h @@ -82,6 +82,9 @@ # define CONFIG_UART1_RTS_PIN -1 # endif #endif + +#define BFIN_UART_TX_FIFO_SIZE 2 + /* * The pin configuration is different from schematic */ diff --git a/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h b/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h index 6cddca4..e0ce0c1 100644 --- a/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h +++ b/include/asm-blackfin/mach-bf561/bfin_serial_5xx.h @@ -69,6 +69,8 @@ # endif #endif +#define BFIN_UART_TX_FIFO_SIZE 2 + struct bfin_serial_port { struct uart_port port; unsigned int old_status; -- 1.5.6
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