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msm_serial: Fix sparse warnings

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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 <sboyd@codeaurora.org>
Acked-by: David Brown <davidb@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stephen Boyd 2013-07-24 11:37:29 -07:00 committed by Greg Kroah-Hartman
parent 4a5662d6a6
commit f8fb952fd4
1 changed files with 7 additions and 10 deletions
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17
drivers/tty/serial/msm_serial.c
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@ -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)