Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760303AbYJMJfx (ORCPT ); Mon, 13 Oct 2008 05:35:53 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758002AbYJMJdr (ORCPT ); Mon, 13 Oct 2008 05:33:47 -0400 Received: from earthlight.etchedpixels.co.uk ([81.2.110.250]:56130 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1758859AbYJMJdq (ORCPT ); Mon, 13 Oct 2008 05:33:46 -0400 From: Alan Cox Subject: [PATCH 11/80] Blackfin Serial Driver: Fix bug - ircp fails on sir over Blackfin UART To: torvalds@linux-foundation.org, linux-kernel@vger.kernel.org Date: Mon, 13 Oct 2008 10:33:42 +0100 Message-ID: <20081013093339.21645.95650.stgit@localhost.localdomain> In-Reply-To: <20081013092758.21645.2359.stgit@localhost.localdomain> References: <20081013092758.21645.2359.stgit@localhost.localdomain> User-Agent: StGIT/0.14.2 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4091 Lines: 115 From: Graf Yang We now use the sir_dev/irtty_sir/uart/bfin_serial drivers framework to monitor the TX status. Signed-off-by: Graf Yang Signed-off-by: Bryan Wu Signed-off-by: Alan Cox --- .../mach-bf527/include/mach/bfin_serial_5xx.h | 3 +++ .../mach-bf533/include/mach/bfin_serial_5xx.h | 2 ++ .../mach-bf537/include/mach/bfin_serial_5xx.h | 3 +++ .../mach-bf548/include/mach/bfin_serial_5xx.h | 3 +++ .../mach-bf561/include/mach/bfin_serial_5xx.h | 2 ++ drivers/serial/bfin_5xx.c | 4 ++++ 6 files changed, 17 insertions(+), 0 deletions(-) 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 a23d047..75722d6 100644 --- a/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf527/include/mach/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/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h index 20471cd..815bfe5 100644 --- a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf533/include/mach/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/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h index 08dfe30..b3f87e1 100644 --- a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf537/include/mach/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/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h index 76976b1..e4cf35e 100644 --- a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf548/include/mach/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/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h index 6cddca4..e0ce0c1 100644 --- a/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf561/include/mach/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/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c index 5e20f50..a5cf0e7 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; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/