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serial: amba-pl011: Use container_of() to get uart_amba_port

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Universally adopt container_of() for all pointer conversion from
uart_port to uart_amba_port.

Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Peter Hurley <peter@hurleysoftware.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: linux-serial@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Daniel Thompson 2014-09-03 12:51:55 +01:00 committed by Greg Kroah-Hartman
parent 26c474128b
commit a5820c24a8
1 changed files with 36 additions and 18 deletions
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54
drivers/tty/serial/amba-pl011.c
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@ -678,7 +678,8 @@ static void pl011_dma_flush_buffer(struct uart_port *port)
__releases(&uap->port.lock)
__acquires(&uap->port.lock)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
if (!uap->using_tx_dma)
return;
@ -1163,7 +1164,8 @@ static inline bool pl011_dma_rx_running(struct uart_amba_port *uap)
static void pl011_stop_tx(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
uap->im &= ~UART011_TXIM;
writew(uap->im, uap->port.membase + UART011_IMSC);
@ -1172,7 +1174,8 @@ static void pl011_stop_tx(struct uart_port *port)
static void pl011_start_tx(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
if (!pl011_dma_tx_start(uap)) {
uap->im |= UART011_TXIM;
@ -1182,7 +1185,8 @@ static void pl011_start_tx(struct uart_port *port)
static void pl011_stop_rx(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
uap->im &= ~(UART011_RXIM|UART011_RTIM|UART011_FEIM|
UART011_PEIM|UART011_BEIM|UART011_OEIM);
@ -1193,7 +1197,8 @@ static void pl011_stop_rx(struct uart_port *port)
static void pl011_enable_ms(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
uap->im |= UART011_RIMIM|UART011_CTSMIM|UART011_DCDMIM|UART011_DSRMIM;
writew(uap->im, uap->port.membase + UART011_IMSC);
@ -1349,14 +1354,16 @@ static irqreturn_t pl011_int(int irq, void *dev_id)
static unsigned int pl011_tx_empty(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned int status = readw(uap->port.membase + UART01x_FR);
return status & (UART01x_FR_BUSY|UART01x_FR_TXFF) ? 0 : TIOCSER_TEMT;
}
static unsigned int pl011_get_mctrl(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned int result = 0;
unsigned int status = readw(uap->port.membase + UART01x_FR);
@ -1374,7 +1381,8 @@ static unsigned int pl011_get_mctrl(struct uart_port *port)
static void pl011_set_mctrl(struct uart_port *port, unsigned int mctrl)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned int cr;
cr = readw(uap->port.membase + UART011_CR);
@ -1402,7 +1410,8 @@ static void pl011_set_mctrl(struct uart_port *port, unsigned int mctrl)
static void pl011_break_ctl(struct uart_port *port, int break_state)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned long flags;
unsigned int lcr_h;
@ -1420,7 +1429,8 @@ static void pl011_break_ctl(struct uart_port *port, int break_state)
static void pl011_quiesce_irqs(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned char __iomem *regs = uap->port.membase;
writew(readw(regs + UART011_MIS), regs + UART011_ICR);
@ -1442,7 +1452,8 @@ static void pl011_quiesce_irqs(struct uart_port *port)
static int pl011_get_poll_char(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned int status;
/*
@ -1461,7 +1472,8 @@ static int pl011_get_poll_char(struct uart_port *port)
static void pl011_put_poll_char(struct uart_port *port,
unsigned char ch)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
while (readw(uap->port.membase + UART01x_FR) & UART01x_FR_TXFF)
barrier();
@ -1473,7 +1485,8 @@ static void pl011_put_poll_char(struct uart_port *port,
static int pl011_hwinit(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
int retval;
/* Optionaly enable pins to be muxed in and configured */
@ -1526,7 +1539,8 @@ static void pl011_write_lcr_h(struct uart_amba_port *uap, unsigned int lcr_h)
static int pl011_startup(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned int cr, lcr_h, fbrd, ibrd;
int retval;
@ -1618,7 +1632,8 @@ static void pl011_shutdown_channel(struct uart_amba_port *uap,
static void pl011_shutdown(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned int cr;
/*
@ -1680,7 +1695,8 @@ static void
pl011_set_termios(struct uart_port *port, struct ktermios *termios,
struct ktermios *old)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
unsigned int lcr_h, old_cr;
unsigned long flags;
unsigned int baud, quot, clkdiv;
@ -1822,7 +1838,8 @@ pl011_set_termios(struct uart_port *port, struct ktermios *termios,
static const char *pl011_type(struct uart_port *port)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
return uap->port.type == PORT_AMBA ? uap->type : NULL;
}
@ -1900,7 +1917,8 @@ static struct uart_amba_port *amba_ports[UART_NR];
static void pl011_console_putchar(struct uart_port *port, int ch)
{
struct uart_amba_port *uap = (struct uart_amba_port *)port;
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
while (readw(uap->port.membase + UART01x_FR) & UART01x_FR_TXFF)
barrier();