[PATCH 2/4] msm_serial: Fix sparse warnings
From: Stephen Boyd <hidden>
Date: 2013-07-24 18:39:04
Also in:
linux-arm-msm, linux-serial, lkml
Subsystem:
arm/qualcomm mailing list, the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
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] <asn:2>*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] <asn:2>*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] <asn:2>* 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 <redacted> --- 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 fa3fc67..cab4105 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;
@@ -670,10 +668,9 @@ 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)
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