From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Enrico Weigelt, metux IT consult" Subject: [PATCH v2 12/45] drivers: tty: serial: xilinx_uartps: use devm_* functions Date: Thu, 14 Mar 2019 23:33:42 +0100 Message-ID: <1552602855-26086-13-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/xilinx_uartps.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index 74089f5..6684ed7 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -953,15 +953,21 @@ static int cdns_uart_verify_port(struct uart_port *port, */ static int cdns_uart_request_port(struct uart_port *port) { - if (!request_mem_region(port->mapbase, CDNS_UART_REGISTER_SPACE, - CDNS_UART_NAME)) { + if (!devm_request_mem_region(port->dev, + port->mapbase, + CDNS_UART_REGISTER_SPACE, + CDNS_UART_NAME)) { return -ENOMEM; } - port->membase = ioremap(port->mapbase, CDNS_UART_REGISTER_SPACE); + port->membase = devm_ioremap(port->dev, + port->mapbase, + CDNS_UART_REGISTER_SPACE); if (!port->membase) { dev_err(port->dev, "Unable to map registers\n"); - release_mem_region(port->mapbase, CDNS_UART_REGISTER_SPACE); + devm_release_mem_region(port->dev, + port->mapbase, + CDNS_UART_REGISTER_SPACE); return -ENOMEM; } return 0; @@ -976,8 +982,10 @@ static int cdns_uart_request_port(struct uart_port *port) */ static void cdns_uart_release_port(struct uart_port *port) { - release_mem_region(port->mapbase, CDNS_UART_REGISTER_SPACE); - iounmap(port->membase); + devm_release_mem_region(port->dev, + port->mapbase, + CDNS_UART_REGISTER_SPACE); + devm_iounmap(port->dev, port->membase); port->membase = NULL; } -- 1.9.1