From f8fb952fd409a4c854a66473c11d35b4e5e9c2eb Mon Sep 17 00:00:00 2001 From: Stephen Boyd Date: Wed, 24 Jul 2013 11:37:29 -0700 Subject: [PATCH] msm_serial: Fix sparse warnings drivers/tty/serial/msm_serial.c:302:6: warning: symbol 'msm_set_mctrl' was not declared. Should it be static? drivers/tty/serial/msm_serial.c:597:17: warning: incorrect type in argument 2 (different address spaces) drivers/tty/serial/msm_serial.c:597:17: expected void volatile [noderef] *addr drivers/tty/serial/msm_serial.c:597:17: got unsigned int * drivers/tty/serial/msm_serial.c:608:33: warning: incorrect type in argument 1 (different address spaces) drivers/tty/serial/msm_serial.c:608:33: expected void volatile [noderef] *addr drivers/tty/serial/msm_serial.c:608:33: got unsigned int *gsbi_base drivers/tty/serial/msm_serial.c:648:37: warning: incorrect type in assignment (different address spaces) drivers/tty/serial/msm_serial.c:648:37: expected unsigned int *gsbi_base drivers/tty/serial/msm_serial.c:648:37: got void [noderef] * Mark the ioremapped memory as __iomem and use writel instead of iowrite because we're not dealing with PCI devices. Also, mark msm_set_mctrl() static because it isn't used outside this file. Signed-off-by: Stephen Boyd Acked-by: David Brown Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/msm_serial.c | 17 +++++++---------- 1 file changed, 7 insertions(+), 10 deletions(-) diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 5a88d88b25da..4184c5164ab4 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -45,7 +45,7 @@ struct msm_port { struct clk *clk; struct clk *pclk; unsigned int imr; - unsigned int *gsbi_base; + void __iomem *gsbi_base; int is_uartdm; unsigned int old_snap_state; }; @@ -299,7 +299,7 @@ static void msm_reset(struct uart_port *port) msm_write(port, UART_CR_CMD_SET_RFR, UART_CR); } -void msm_set_mctrl(struct uart_port *port, unsigned int mctrl) +static void msm_set_mctrl(struct uart_port *port, unsigned int mctrl) { unsigned int mr; mr = msm_read(port, UART_MR1); @@ -593,12 +593,10 @@ static void msm_release_port(struct uart_port *port) port->membase = NULL; if (msm_port->gsbi_base) { - iowrite32(GSBI_PROTOCOL_IDLE, msm_port->gsbi_base + - GSBI_CONTROL); - - gsbi_resource = platform_get_resource(pdev, - IORESOURCE_MEM, 1); + writel_relaxed(GSBI_PROTOCOL_IDLE, + msm_port->gsbi_base + GSBI_CONTROL); + gsbi_resource = platform_get_resource(pdev, IORESOURCE_MEM, 1); if (unlikely(!gsbi_resource)) return; @@ -672,10 +670,9 @@ static void msm_config_port(struct uart_port *port, int flags) if (ret) return; } - if (msm_port->is_uartdm) - iowrite32(GSBI_PROTOCOL_UART, msm_port->gsbi_base + - GSBI_CONTROL); + writel_relaxed(GSBI_PROTOCOL_UART, + msm_port->gsbi_base + GSBI_CONTROL); } static int msm_verify_port(struct uart_port *port, struct serial_struct *ser) -- 2.39.2