static void
serial21285_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long flags;
unsigned int baud, quot, h_lcr, b;
static void brcmstb_set_termios(struct uart_port *up,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_8250_port *p8250 = up_to_u8250p(up);
struct brcmuart_priv *priv = up->private_data;
}
static void dw8250_set_termios(struct uart_port *p, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long newrate = tty_termios_baud_rate(termios) * 16;
struct dw8250_data *d = to_dw8250_data(p->private_data);
serial8250_do_set_divisor(p, baud, quot, quot_frac);
}
-void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, struct ktermios *old)
+void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios,
+ const struct ktermios *old)
{
p->status &= ~UPSTAT_AUTOCTS;
if (termios->c_cflag & CRTSCTS)
unsigned int uart_16550_compatible:1;
};
-void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, struct ktermios *old);
+void dw8250_do_set_termios(struct uart_port *p, struct ktermios *termios, const struct ktermios *old);
void dw8250_setup_port(struct uart_port *p);
static inline struct dw8250_data *to_dw8250_data(struct dw8250_port_data *data)
static void fintek_8250_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct fintek_8250 *pdata = port->private_data;
unsigned int baud = tty_termios_baud_rate(termios);
}
static void byt_set_termios(struct uart_port *p, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud = tty_termios_baud_rate(termios);
struct lpss8250 *lpss = to_lpss8250(p->private_data);
/*****************************************************************************/
-static void mid8250_set_termios(struct uart_port *p,
- struct ktermios *termios,
- struct ktermios *old)
+static void mid8250_set_termios(struct uart_port *p, struct ktermios *termios,
+ const struct ktermios *old)
{
unsigned int baud = tty_termios_baud_rate(termios);
struct mid8250 *mid = p->private_data;
static void
mtk8250_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
static const unsigned short fraction_L_mapping[] = {
0, 1, 0x5, 0x15, 0x55, 0x57, 0x57, 0x77, 0x7F, 0xFF, 0xFF
*/
static void omap_8250_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_8250_port *up = up_to_u8250p(port);
struct omap8250_priv *priv = up->port.private_data;
static unsigned int serial8250_get_baud_rate(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int tolerance = port->uartclk / 100;
unsigned int min;
void
serial8250_do_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_8250_port *up = up_to_u8250p(port);
unsigned char cval;
static void
serial8250_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
if (port->set_termios)
port->set_termios(port, termios, old);
}
static void altera_jtaguart_set_termios(struct uart_port *port,
- struct ktermios *termios,
- struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
/* Just copy the old termios settings back */
if (old)
static void altera_uart_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long flags;
unsigned int baud, baudclk;
static void
pl010_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int lcr_h, old_cr;
unsigned long flags;
static void
pl011_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
static void
sbsa_uart_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_amba_port *uap =
container_of(port, struct uart_amba_port, port);
}
static void apbuart_set_termios(struct uart_port *port,
- struct ktermios *termios, struct ktermios *old)
+ struct ktermios *termios, const struct ktermios *old)
{
unsigned int cr;
unsigned long flags;
static void ar933x_uart_set_termios(struct uart_port *port,
struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct ar933x_uart_port *up =
container_of(port, struct ar933x_uart_port, port);
static void
arc_serial_set_termios(struct uart_port *port, struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct arc_uart_port *uart = to_arc_port(port);
unsigned int baud, uartl, uarth, hw_val;
/*
* Change the port parameters
*/
-static void atmel_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+static void atmel_set_termios(struct uart_port *port,
+ struct ktermios *termios,
+ const struct ktermios *old)
{
struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
unsigned long flags;
/*
* serial core request to change current uart setting
*/
-static void bcm_uart_set_termios(struct uart_port *port,
- struct ktermios *new,
- struct ktermios *old)
+static void bcm_uart_set_termios(struct uart_port *port, struct ktermios *new,
+ const struct ktermios *old)
{
unsigned int ctl, baud, quot, ier;
unsigned long flags;
static void uart_clps711x_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
u32 ubrlcr;
unsigned int baud, quot;
static void cpm_uart_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
int baud;
unsigned long flags;
static void digicolor_uart_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud, divisor;
u8 config = 0;
}
static void dz_set_termios(struct uart_port *uport, struct ktermios *termios,
- struct ktermios *old_termios)
+ const struct ktermios *old_termios)
{
struct dz_port *dport = to_dport(uport);
unsigned long flags;
static void
linflex_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long flags;
unsigned long cr, old_cr, cr1;
static void
lpuart_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct lpuart_port *sport = container_of(port, struct lpuart_port, port);
unsigned long flags;
static void
lpuart32_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct lpuart_port *sport = container_of(port, struct lpuart_port, port);
unsigned long flags;
kref_put(&icom_port->adapter->kref, icom_kref_release);
}
-static void icom_set_termios(struct uart_port *port,
- struct ktermios *termios,
- struct ktermios *old_termios)
+static void icom_set_termios(struct uart_port *port, struct ktermios *termios,
+ const struct ktermios *old_termios)
{
struct icom_port *icom_port = to_icom_port(port);
int baud;
static void
imx_uart_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct imx_port *sport = (struct imx_port *)port;
unsigned long flags;
/* The port lock is not held. */
static void
ip22zilog_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_ip22zilog_port *up =
container_of(port, struct uart_ip22zilog_port, port);
}
static void jsm_tty_set_termios(struct uart_port *port,
- struct ktermios *termios,
- struct ktermios *old_termios)
+ struct ktermios *termios,
+ const struct ktermios *old_termios)
{
unsigned long lock_flags;
struct jsm_channel *channel =
}
static void
-lqasc_set_termios(struct uart_port *port,
- struct ktermios *new, struct ktermios *old)
+lqasc_set_termios(struct uart_port *port, struct ktermios *new,
+ const struct ktermios *old)
{
unsigned int cflag;
unsigned int iflag;
}
static void liteuart_set_termios(struct uart_port *port, struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud;
unsigned long flags;
/* port->lock is not held. */
static void serial_lpc32xx_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long flags;
unsigned int baud, quot;
static void
max3100_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct max3100_port *s = container_of(port,
struct max3100_port,
static void max310x_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int lcr = 0, flow = 0;
int baud;
/****************************************************************************/
static void mcf_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long flags;
unsigned int baud, baudclk;
}
static void men_z135_set_termios(struct uart_port *port,
- struct ktermios *termios,
- struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
struct men_z135_port *uart = to_men_z135(port);
unsigned int baud;
static void meson_uart_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int cflags, iflags, baud;
unsigned long flags;
}
static void mlb_usio_set_termios(struct uart_port *port,
- struct ktermios *termios, struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
unsigned int escr, smr = MLB_USIO_SMR_SOE;
unsigned long flags, baud, quot;
void (*cw_restore_ints)(struct uart_port *port);
unsigned int (*set_baudrate)(struct uart_port *port,
struct ktermios *new,
- struct ktermios *old);
+ const struct ktermios *old);
int (*clock_alloc)(struct uart_port *port);
void (*clock_relse)(struct uart_port *port);
int (*clock)(struct uart_port *port, int enable);
static unsigned int mpc5200_psc_set_baudrate(struct uart_port *port,
struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud;
unsigned int divisor;
static unsigned int mpc5200b_psc_set_baudrate(struct uart_port *port,
struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud;
unsigned int divisor;
static unsigned int mpc512x_psc_set_baudrate(struct uart_port *port,
struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud;
unsigned int divisor;
static unsigned int mpc5125_psc_set_baudrate(struct uart_port *port,
struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud;
unsigned int divisor;
static void
mpc52xx_uart_set_termios(struct uart_port *port, struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long flags;
unsigned char mr1, mr2;
static void
mps2_uart_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long flags;
unsigned int baud, bauddiv;
}
static void msm_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct msm_port *msm_port = to_msm_port(port);
struct msm_dma *dma = &msm_port->rx_dma;
*/
static void
mux_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
}
static void mvebu_uart_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned long flags;
unsigned int baud, min_baud, max_baud;
#define CTS_AT_AUART() !mctrl_gpio_to_gpiod(s->gpios, UART_GPIO_CTS)
static void mxs_auart_settermios(struct uart_port *u,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct mxs_auart_port *s = to_auart_port(u);
u32 ctrl, ctrl2, div;
static void
serial_omap_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_omap_port *up = to_uart_omap_port(port);
unsigned char cval = 0;
static void owl_uart_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct owl_uart_port *owl_port = to_owl_uart_port(port);
unsigned int baud;
*bits. Update read_status_mask and ignore_status_mask to indicate
*the types of events we are interested in receiving. */
static void pch_uart_set_termios(struct uart_port *port,
- struct ktermios *termios, struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
int rtn;
unsigned int baud, parity, bits, stb;
/* serial core request to change current uart setting */
static void pic32_uart_set_termios(struct uart_port *port,
struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct pic32_sport *sport = to_pic32_sport(port);
unsigned int baud;
static void __pmz_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_pmac_port *uap = to_pmz(port);
unsigned long baud;
/* The port lock is not held. */
static void pmz_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_pmac_port *uap = to_pmz(port);
unsigned long flags;
static void
serial_pxa_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_pxa_port *up = (struct uart_pxa_port *)port;
unsigned char cval, fcr = 0;
}
static void qcom_geni_serial_set_termios(struct uart_port *uport,
- struct ktermios *termios, struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
unsigned int baud;
u32 bits_per_char;
static void rda_uart_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct rda_uart_port *rda_port = to_rda_uart_port(port);
unsigned long flags;
up->ucode + RP2_RX_SWFLOW);
}
-static void rp2_uart_set_termios(struct uart_port *port,
- struct ktermios *new,
- struct ktermios *old)
+static void rp2_uart_set_termios(struct uart_port *port, struct ktermios *new,
+ const struct ktermios *old)
{
struct rp2_uart_port *up = port_to_up(port);
unsigned long flags;
static void
sa1100_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct sa1100_port *sport =
container_of(port, struct sa1100_port, port);
static void s3c24xx_serial_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
const struct s3c2410_uartcfg *cfg = s3c24xx_port_to_cfg(port);
struct s3c24xx_uart_port *ourport = to_ourport(port);
}
static void sbd_set_termios(struct uart_port *uport, struct ktermios *termios,
- struct ktermios *old_termios)
+ const struct ktermios *old_termios)
{
struct sbd_port *sport = to_sport(uport);
unsigned int mode1 = 0, mode2 = 0, aux = 0;
static void sc16is7xx_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct sc16is7xx_port *s = dev_get_drvdata(port->dev);
struct sc16is7xx_one *one = to_sc16is7xx_one(port, port);
}
static void sccnxp_set_termios(struct uart_port *port,
- struct ktermios *termios, struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
struct sccnxp_port *s = dev_get_drvdata(port->dev);
unsigned long flags;
}
static void tegra_uart_set_termios(struct uart_port *u,
- struct ktermios *termios, struct ktermios *oldtermios)
+ struct ktermios *termios,
+ const struct ktermios *oldtermios)
{
struct tegra_uart_port *tup = to_tegra_uport(u);
unsigned int baud;
*/
unsigned int
uart_get_baud_rate(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old, unsigned int min, unsigned int max)
+ const struct ktermios *old, unsigned int min, unsigned int max)
{
unsigned int try;
unsigned int baud;
static void
serial_txx9_set_termios(struct uart_port *up, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int cval, fcr = 0;
unsigned long flags;
}
static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud, smr_val = SCSMR_ASYNC, scr_val = 0, i, bits;
unsigned int brr = 255, cks = 0, srr = 15, dl = 0, sccks = 0;
static void sifive_serial_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct sifive_serial_port *ssp = port_to_sifive_serial_port(port);
unsigned long flags;
devm_free_irq(port->dev, port->irq, port);
}
-static void sprd_set_termios(struct uart_port *port,
- struct ktermios *termios,
- struct ktermios *old)
+static void sprd_set_termios(struct uart_port *port, struct ktermios *termios,
+ const struct ktermios *old)
{
unsigned int baud, quot;
unsigned int lcr = 0, fc;
}
static void asc_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct asc_port *ascport = to_asc_port(port);
struct gpio_desc *gpiod;
static void stm32_usart_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct stm32_port *stm32_port = to_stm32_port(port);
const struct stm32_usart_offsets *ofs = &stm32_port->info->ofs;
/* port->lock is not held. */
static void sunhv_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud = uart_get_baud_rate(port, termios, old, 0, 4000000);
unsigned int quot = uart_get_divisor(port, baud);
static void sunplus_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *oldtermios)
+ const struct ktermios *oldtermios)
{
u32 ext, div, div_l, div_h, baud, lcr;
u32 clk = port->uartclk;
/* port->lock is not held. */
static void sunsab_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_sunsab_port *up =
container_of(port, struct uart_sunsab_port, port);
static void
sunsu_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
unsigned int baud, quot;
/* The port lock is not held. */
static void
sunzilog_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct uart_sunzilog_port *up =
container_of(port, struct uart_sunzilog_port, port);
static void tegra_tcu_uart_set_termios(struct uart_port *port,
struct ktermios *new,
- struct ktermios *old)
+ const struct ktermios *old)
{
}
}
static void timbuart_set_termios(struct uart_port *port,
- struct ktermios *termios,
- struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
unsigned int baud;
short bindex;
clk_disable(pdata->clk);
}
-static void ulite_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+static void ulite_set_termios(struct uart_port *port,
+ struct ktermios *termios,
+ const struct ktermios *old)
{
unsigned long flags;
struct uartlite_data *pdata = port->private_data;
* Set the serial port parameters.
*/
static void qe_uart_set_termios(struct uart_port *port,
- struct ktermios *termios, struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
struct uart_qe_port *qe_port =
container_of(port, struct uart_qe_port, port);
static void vt8500_set_termios(struct uart_port *port,
struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct vt8500_port *vt8500_port =
container_of(port, struct vt8500_port, uart);
* @old: Values of the previously saved termios structure
*/
static void cdns_uart_set_termios(struct uart_port *port,
- struct ktermios *termios, struct ktermios *old)
+ struct ktermios *termios,
+ const struct ktermios *old)
{
u32 cval = 0;
unsigned int baud, minbaud, maxbaud;
}
static void zs_set_termios(struct uart_port *uport, struct ktermios *termios,
- struct ktermios *old_termios)
+ const struct ktermios *old_termios)
{
struct zs_port *zport = to_zport(uport);
struct zs_scc *scc = zport->scc;
* Termios Helper Methods
*/
-static void unset_locked_termios(struct tty_struct *tty, struct ktermios *old)
+static void unset_locked_termios(struct tty_struct *tty, const struct ktermios *old)
{
struct ktermios *termios = &tty->termios;
struct ktermios *locked = &tty->termios_locked;
void (*serial_out)(struct uart_port *, int, int);
void (*set_termios)(struct uart_port *,
struct ktermios *new,
- struct ktermios *old);
+ const struct ktermios *old);
void (*set_ldisc)(struct uart_port *,
struct ktermios *);
unsigned int (*get_mctrl)(struct uart_port *);
extern void serial8250_update_uartclk(struct uart_port *port,
unsigned int uartclk);
extern void serial8250_do_set_termios(struct uart_port *port,
- struct ktermios *termios, struct ktermios *old);
+ struct ktermios *termios, const struct ktermios *old);
extern void serial8250_do_set_ldisc(struct uart_port *port,
struct ktermios *termios);
extern unsigned int serial8250_do_get_mctrl(struct uart_port *port);
void (*shutdown)(struct uart_port *);
void (*flush_buffer)(struct uart_port *);
void (*set_termios)(struct uart_port *, struct ktermios *new,
- struct ktermios *old);
+ const struct ktermios *old);
void (*set_ldisc)(struct uart_port *, struct ktermios *);
void (*pm)(struct uart_port *, unsigned int state,
unsigned int oldstate);
void (*serial_out)(struct uart_port *, int, int);
void (*set_termios)(struct uart_port *,
struct ktermios *new,
- struct ktermios *old);
+ const struct ktermios *old);
void (*set_ldisc)(struct uart_port *,
struct ktermios *);
unsigned int (*get_mctrl)(struct uart_port *);
void uart_update_timeout(struct uart_port *port, unsigned int cflag,
unsigned int baud);
unsigned int uart_get_baud_rate(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old, unsigned int min,
+ const struct ktermios *old, unsigned int min,
unsigned int max);
unsigned int uart_get_divisor(struct uart_port *port, unsigned int baud);
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