From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Enrico Weigelt, metux IT consult" Subject: [PATCH v2 23/45] drivers: tty: serial: amba-pl010: use devm_* functions Date: Thu, 14 Mar 2019 23:33:53 +0100 Message-ID: <1552602855-26086-24-git-send-email-info@metux.net> References: <1552602855-26086-1-git-send-email-info@metux.net> Return-path: In-Reply-To: <1552602855-26086-1-git-send-email-info@metux.net> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: gregkh@linuxfoundation.org, eric@anholt.net, stefan.wahren@i2se.com, f.fainelli@gmail.com, rjui@broadcom.com, sbranden@broadcom.com, bcm-kernel-feedback-list@broadcom.com, andriy.shevchenko@linux.intel.com, vz@mleia.com, matthias.bgg@gmail.com, yamada.masahiro@socionext.com, tklauser@distanz.ch, richard.genoud@gmail.com, macro@linux-mips.org, u.kleine-koenig@pengutronix.de, kernel@pengutronix.de, slemieux.tyco@gmail.com, andy.gross@linaro.org, david.brown@linaro.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, baohua@kernel.org, jacmet@sunsite.dk, linux-serial@vger.kernel.org, linux-arm-msm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org List-Id: linux-serial@vger.kernel.org Use the safer devm versions of memory mapping functions. Signed-off-by: Enrico Weigelt, metux IT consult --- drivers/tty/serial/amba-pl010.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/tty/serial/amba-pl010.c b/drivers/tty/serial/amba-pl010.c index 109b8df..7abd1f8 100644 --- a/drivers/tty/serial/amba-pl010.c +++ b/drivers/tty/serial/amba-pl010.c @@ -503,7 +503,7 @@ static const char *pl010_type(struct uart_port *port) */ static void pl010_release_port(struct uart_port *port) { - release_mem_region(port->mapbase, UART_PORT_SIZE); + devm_release_mem_region(port->dev, port->mapbase, UART_PORT_SIZE); } /* @@ -511,7 +511,10 @@ static void pl010_release_port(struct uart_port *port) */ static int pl010_request_port(struct uart_port *port) { - return request_mem_region(port->mapbase, UART_PORT_SIZE, "uart-pl010") + return devm_request_mem_region(port->dev, + port->mapbase, + UART_PORT_SIZE, + "uart-pl010") != NULL ? 0 : -EBUSY; } -- 1.9.1