serial: kill off uart_info

We moved this into uart_state, now move the fields out of the separate
structure and kill it off.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

50 files changed, 422 insertions, 432 deletions

diff --git a/arch/mn10300/kernel/asm-offsets.c b/arch/mn10300/kernel/asm-offsets.c
index 2646fcbd7d89..82b40079ad76 100644
--- a/arch/mn10300/kernel/asm-offsets.c
+++ b/arch/mn10300/kernel/asm-offsets.c
@@ -95,7 +95,7 @@ void foo(void)
         OFFSET(__iobase,                mn10300_serial_port, _iobase);
 
         DEFINE(__UART_XMIT_SIZE,        UART_XMIT_SIZE);
-        OFFSET(__xmit_buffer,           uart_info, xmit.buf);
-        OFFSET(__xmit_head,             uart_info, xmit.head);
-        OFFSET(__xmit_tail,             uart_info, xmit.tail);
+        OFFSET(__xmit_buffer,           uart_state, xmit.buf);
+        OFFSET(__xmit_head,             uart_state, xmit.head);
+        OFFSET(__xmit_tail,             uart_state, xmit.tail);
 }
diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c
index cb6d85d7ff43..1e3d19397a59 100644
--- a/drivers/serial/21285.c
+++ b/drivers/serial/21285.c
@@ -86,7 +86,7 @@ static void serial21285_enable_ms(struct uart_port *port)
 static irqreturn_t serial21285_rx_chars(int irq, void *dev_id)
 {
         struct uart_port *port = dev_id;
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         unsigned int status, ch, flag, rxs, max_count = 256;
 
         status = *CSR_UARTFLG;
@@ -124,7 +124,7 @@ static irqreturn_t serial21285_rx_chars(int irq, void *dev_id)
 static irqreturn_t serial21285_tx_chars(int irq, void *dev_id)
 {
         struct uart_port *port = dev_id;
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
         int count = 256;
 
         if (port->x_char) {
@@ -235,8 +235,8 @@ serial21285_set_termios(struct uart_port *port, struct ktermios *termios,
         baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16); 
         quot = uart_get_divisor(port, baud);
 
-        if (port->info && port->info->port.tty) {
-                struct tty_struct *tty = port->info->port.tty;
+        if (port->state && port->state->port.tty) {
+                struct tty_struct *tty = port->state->port.tty;
                 unsigned int b = port->uartclk / (16 * quot);
                 tty_encode_baud_rate(tty, b, b);
         }
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 1fd4894d9b51..e415c5eca599 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -1382,7 +1382,7 @@ static void serial8250_enable_ms(struct uart_port *port)
 static void
 receive_chars(struct uart_8250_port *up, unsigned int *status)
 {
-        struct tty_struct *tty = up->port.info->port.tty;
+        struct tty_struct *tty = up->port.state->port.tty;
         unsigned char ch, lsr = *status;
         int max_count = 256;
         char flag;
@@ -1457,7 +1457,7 @@ ignore_char:
 
 static void transmit_chars(struct uart_8250_port *up)
 {
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
         int count;
 
         if (up->port.x_char) {
@@ -1500,7 +1500,7 @@ static unsigned int check_modem_status(struct uart_8250_port *up)
         status |= up->msr_saved_flags;
         up->msr_saved_flags = 0;
         if (status & UART_MSR_ANY_DELTA && up->ier & UART_IER_MSI &&
-            up->port.info != NULL) {
+            up->port.state != NULL) {
                 if (status & UART_MSR_TERI)
                         up->port.icount.rng++;
                 if (status & UART_MSR_DDSR)
@@ -1510,7 +1510,7 @@ static unsigned int check_modem_status(struct uart_8250_port *up)
                 if (status & UART_MSR_DCTS)
                         uart_handle_cts_change(&up->port, status & UART_MSR_CTS);
 
-                wake_up_interruptible(&up->port.info->delta_msr_wait);
+                wake_up_interruptible(&up->port.state->delta_msr_wait);
         }
 
         return status;
@@ -1764,7 +1764,7 @@ static void serial8250_backup_timeout(unsigned long data)
         up->lsr_saved_flags |= lsr & LSR_SAVE_FLAGS;
         spin_unlock_irqrestore(&up->port.lock, flags);
         if ((iir & UART_IIR_NO_INT) && (up->ier & UART_IER_THRI) &&
-            (!uart_circ_empty(&up->port.info->xmit) || up->port.x_char) &&
+            (!uart_circ_empty(&up->port.state->xmit) || up->port.x_char) &&
             (lsr & UART_LSR_THRE)) {
                 iir &= ~(UART_IIR_ID | UART_IIR_NO_INT);
                 iir |= UART_IIR_THRI;
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index 58a4879c7e48..39032413d4a1 100644
--- a/drivers/serial/amba-pl010.c
+++ b/drivers/serial/amba-pl010.c
@@ -117,7 +117,7 @@ static void pl010_enable_ms(struct uart_port *port)
 
 static void pl010_rx_chars(struct uart_amba_port *uap)
 {
-        struct tty_struct *tty = uap->port.info->port.tty;
+        struct tty_struct *tty = uap->port.state->port.tty;
         unsigned int status, ch, flag, rsr, max_count = 256;
 
         status = readb(uap->port.membase + UART01x_FR);
@@ -172,7 +172,7 @@ static void pl010_rx_chars(struct uart_amba_port *uap)
 
 static void pl010_tx_chars(struct uart_amba_port *uap)
 {
-        struct circ_buf *xmit = &uap->port.info->xmit;
+        struct circ_buf *xmit = &uap->port.state->xmit;
         int count;
 
         if (uap->port.x_char) {
@@ -225,7 +225,7 @@ static void pl010_modem_status(struct uart_amba_port *uap)
         if (delta & UART01x_FR_CTS)
                 uart_handle_cts_change(&uap->port, status & UART01x_FR_CTS);
 
-        wake_up_interruptible(&uap->port.info->delta_msr_wait);
+        wake_up_interruptible(&uap->port.state->delta_msr_wait);
 }
 
 static irqreturn_t pl010_int(int irq, void *dev_id)
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index 72ba0c6d3551..ef82a34baf0f 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -124,7 +124,7 @@ static void pl011_enable_ms(struct uart_port *port)
 
 static void pl011_rx_chars(struct uart_amba_port *uap)
 {
-        struct tty_struct *tty = uap->port.info->port.tty;
+        struct tty_struct *tty = uap->port.state->port.tty;
         unsigned int status, ch, flag, max_count = 256;
 
         status = readw(uap->port.membase + UART01x_FR);
@@ -175,7 +175,7 @@ static void pl011_rx_chars(struct uart_amba_port *uap)
 
 static void pl011_tx_chars(struct uart_amba_port *uap)
 {
-        struct circ_buf *xmit = &uap->port.info->xmit;
+        struct circ_buf *xmit = &uap->port.state->xmit;
         int count;
 
         if (uap->port.x_char) {
@@ -226,7 +226,7 @@ static void pl011_modem_status(struct uart_amba_port *uap)
         if (delta & UART01x_FR_CTS)
                 uart_handle_cts_change(&uap->port, status & UART01x_FR_CTS);
 
-        wake_up_interruptible(&uap->port.info->delta_msr_wait);
+        wake_up_interruptible(&uap->port.state->delta_msr_wait);
 }
 
 static irqreturn_t pl011_int(int irq, void *dev_id)
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 607d43a31048..963e3c12af41 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -427,7 +427,7 @@ static void atmel_rx_chars(struct uart_port *port)
  */
 static void atmel_tx_chars(struct uart_port *port)
 {
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         if (port->x_char && UART_GET_CSR(port) & ATMEL_US_TXRDY) {
                 UART_PUT_CHAR(port, port->x_char);
@@ -560,7 +560,7 @@ static irqreturn_t atmel_interrupt(int irq, void *dev_id)
 static void atmel_tx_dma(struct uart_port *port)
 {
         struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
         struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
         int count;
 
@@ -663,14 +663,14 @@ static void atmel_rx_from_ring(struct uart_port *port)
          * uart_start(), which takes the lock.
          */
         spin_unlock(&port->lock);
-        tty_flip_buffer_push(port->info->port.tty);
+        tty_flip_buffer_push(port->state->port.tty);
         spin_lock(&port->lock);
 }
 
 static void atmel_rx_from_dma(struct uart_port *port)
 {
         struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         struct atmel_dma_buffer *pdc;
         int rx_idx = atmel_port->pdc_rx_idx;
         unsigned int head;
@@ -776,7 +776,7 @@ static void atmel_tasklet_func(unsigned long data)
                 if (status_change & ATMEL_US_CTS)
                         uart_handle_cts_change(port, !(status & ATMEL_US_CTS));
 
-                wake_up_interruptible(&port->info->delta_msr_wait);
+                wake_up_interruptible(&port->state->delta_msr_wait);
 
                 atmel_port->irq_status_prev = status;
         }
@@ -795,7 +795,7 @@ static void atmel_tasklet_func(unsigned long data)
 static int atmel_startup(struct uart_port *port)
 {
         struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         int retval;
 
         /*
@@ -854,7 +854,7 @@ static int atmel_startup(struct uart_port *port)
         }
         if (atmel_use_dma_tx(port)) {
                 struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
-                struct circ_buf *xmit = &port->info->xmit;
+                struct circ_buf *xmit = &port->state->xmit;
 
                 pdc->buf = xmit->buf;
                 pdc->dma_addr = dma_map_single(port->dev,
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index 4fff4e524034..50abb7e557f4 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -144,7 +144,7 @@ static void bfin_serial_stop_tx(struct uart_port *port)
 {
         struct bfin_serial_port *uart = (struct bfin_serial_port *)port;
 #ifdef CONFIG_SERIAL_BFIN_DMA
-        struct circ_buf *xmit = &uart->port.info->xmit;
+        struct circ_buf *xmit = &uart->port.state->xmit;
 #endif
 
         while (!(UART_GET_LSR(uart) & TEMT))
@@ -171,7 +171,7 @@ static void bfin_serial_stop_tx(struct uart_port *port)
 static void bfin_serial_start_tx(struct uart_port *port)
 {
         struct bfin_serial_port *uart = (struct bfin_serial_port *)port;
-        struct tty_struct *tty = uart->port.info->port.tty;
+        struct tty_struct *tty = uart->port.state->port.tty;
 
 #ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS
         if (uart->scts && !(bfin_serial_get_mctrl(&uart->port) & TIOCM_CTS)) {
@@ -243,10 +243,10 @@ static void bfin_serial_rx_chars(struct bfin_serial_port *uart)
                         return;
                 }
 
-        if (!uart->port.info || !uart->port.info->port.tty)
+        if (!uart->port.state || !uart->port.state->port.tty)
                 return;
 #endif
-        tty = uart->port.info->port.tty;
+        tty = uart->port.state->port.tty;
 
         if (ANOMALY_05000363) {
                 /* The BF533 (and BF561) family of processors have a nice anomaly
@@ -331,7 +331,7 @@ static void bfin_serial_rx_chars(struct bfin_serial_port *uart)
 
 static void bfin_serial_tx_chars(struct bfin_serial_port *uart)
 {
-        struct circ_buf *xmit = &uart->port.info->xmit;
+        struct circ_buf *xmit = &uart->port.state->xmit;
 
         if (uart_circ_empty(xmit) || uart_tx_stopped(&uart->port)) {
 #ifdef CONFIG_BF54x
@@ -398,7 +398,7 @@ static irqreturn_t bfin_serial_tx_int(int irq, void *dev_id)
 #ifdef CONFIG_SERIAL_BFIN_DMA
 static void bfin_serial_dma_tx_chars(struct bfin_serial_port *uart)
 {
-        struct circ_buf *xmit = &uart->port.info->xmit;
+        struct circ_buf *xmit = &uart->port.state->xmit;
 
         uart->tx_done = 0;
 
@@ -436,7 +436,7 @@ static void bfin_serial_dma_tx_chars(struct bfin_serial_port *uart)
 
 static void bfin_serial_dma_rx_chars(struct bfin_serial_port *uart)
 {
-        struct tty_struct *tty = uart->port.info->port.tty;
+        struct tty_struct *tty = uart->port.state->port.tty;
         int i, flg, status;
 
         status = UART_GET_LSR(uart);
@@ -529,7 +529,7 @@ void bfin_serial_rx_dma_timeout(struct bfin_serial_port *uart)
 static irqreturn_t bfin_serial_dma_tx_int(int irq, void *dev_id)
 {
         struct bfin_serial_port *uart = dev_id;
-        struct circ_buf *xmit = &uart->port.info->xmit;
+        struct circ_buf *xmit = &uart->port.state->xmit;
 
 #ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS
         if (uart->scts && !(bfin_serial_get_mctrl(&uart->port)&TIOCM_CTS)) {
@@ -965,10 +965,10 @@ static void bfin_serial_set_ldisc(struct uart_port *port)
         int line = port->line;
         unsigned short val;
 
-        if (line >= port->info->port.tty->driver->num)
+        if (line >= port->state->port.tty->driver->num)
                 return;
 
-        switch (port->info->port.tty->termios->c_line) {
+        switch (port->state->port.tty->termios->c_line) {
         case N_IRDA:
                 val = UART_GET_GCTL(&bfin_serial_ports[line]);
                 val |= (IREN | RPOLC);
diff --git a/drivers/serial/bfin_sport_uart.c b/drivers/serial/bfin_sport_uart.c
index c108b1a0ce98..088bb35475f1 100644
--- a/drivers/serial/bfin_sport_uart.c
+++ b/drivers/serial/bfin_sport_uart.c
@@ -178,7 +178,7 @@ static int sport_uart_setup(struct sport_uart_port *up, int sclk, int baud_rate)
 static irqreturn_t sport_uart_rx_irq(int irq, void *dev_id)
 {
         struct sport_uart_port *up = dev_id;
-        struct tty_struct *tty = up->port.info->port.tty;
+        struct tty_struct *tty = up->port.state->port.tty;
         unsigned int ch;
 
         do {
@@ -205,7 +205,7 @@ static irqreturn_t sport_uart_tx_irq(int irq, void *dev_id)
 static irqreturn_t sport_uart_err_irq(int irq, void *dev_id)
 {
         struct sport_uart_port *up = dev_id;
-        struct tty_struct *tty = up->port.info->port.tty;
+        struct tty_struct *tty = up->port.state->port.tty;
         unsigned int stat = SPORT_GET_STAT(up);
 
         /* Overflow in RX FIFO */
@@ -290,7 +290,7 @@ fail1:
 
 static void sport_uart_tx_chars(struct sport_uart_port *up)
 {
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
 
         if (SPORT_GET_STAT(up) & TXF)
                 return;
diff --git a/drivers/serial/clps711x.c b/drivers/serial/clps711x.c
index 80e76426131d..b6acd19b458e 100644
--- a/drivers/serial/clps711x.c
+++ b/drivers/serial/clps711x.c
@@ -93,7 +93,7 @@ static void clps711xuart_enable_ms(struct uart_port *port)
 static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id)
 {
         struct uart_port *port = dev_id;
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         unsigned int status, ch, flg;
 
         status = clps_readl(SYSFLG(port));
@@ -147,7 +147,7 @@ static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id)
 static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id)
 {
         struct uart_port *port = dev_id;
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
         int count;
 
         if (port->x_char) {
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index f8df0681e160..8d349b23249a 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -244,7 +244,7 @@ static void cpm_uart_int_rx(struct uart_port *port)
         int i;
         unsigned char ch;
         u8 *cp;
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         struct uart_cpm_port *pinfo = (struct uart_cpm_port *)port;
         cbd_t __iomem *bdp;
         u16 status;
diff --git a/drivers/serial/dz.c b/drivers/serial/dz.c
index 6042b87797a1..57421d776329 100644
--- a/drivers/serial/dz.c
+++ b/drivers/serial/dz.c
@@ -197,7 +197,7 @@ static inline void dz_receive_chars(struct dz_mux *mux)
         while ((status = dz_in(dport, DZ_RBUF)) & DZ_DVAL) {
                 dport = &mux->dport[LINE(status)];
                 uport = &dport->port;
-                tty = uport->info->port.tty;    /* point to the proper dev */
+                tty = uport->state->port.tty;   /* point to the proper dev */
 
                 ch = UCHAR(status);             /* grab the char */
                 flag = TTY_NORMAL;
@@ -249,7 +249,7 @@ static inline void dz_receive_chars(struct dz_mux *mux)
         }
         for (i = 0; i < DZ_NB_PORT; i++)
                 if (lines_rx[i])
-                        tty_flip_buffer_push(mux->dport[i].port.info->port.tty);
+                        tty_flip_buffer_push(mux->dport[i].port.state->port.tty);
 }
 
 /*
@@ -268,7 +268,7 @@ static inline void dz_transmit_chars(struct dz_mux *mux)
 
         status = dz_in(dport, DZ_CSR);
         dport = &mux->dport[LINE(status)];
-        xmit = &dport->port.info->xmit;
+        xmit = &dport->port.state->xmit;
 
         if (dport->port.x_char) {               /* XON/XOFF chars */
                 dz_out(dport, DZ_TDR, dport->port.x_char);
diff --git a/drivers/serial/icom.c b/drivers/serial/icom.c
index 060f4e3d54c5..f86c47e08a06 100644
--- a/drivers/serial/icom.c
+++ b/drivers/serial/icom.c
@@ -627,7 +627,7 @@ static int icom_write(struct uart_port *port)
         unsigned long data_count;
         unsigned char cmdReg;
         unsigned long offset;
-        int temp_tail = port->info->xmit.tail;
+        int temp_tail = port->state->xmit.tail;
 
         trace(ICOM_PORT, "WRITE", 0);
 
@@ -638,11 +638,11 @@ static int icom_write(struct uart_port *port)
         }
 
         data_count = 0;
-        while ((port->info->xmit.head != temp_tail) &&
+        while ((port->state->xmit.head != temp_tail) &&
                (data_count <= XMIT_BUFF_SZ)) {
 
                 ICOM_PORT->xmit_buf[data_count++] =
-                    port->info->xmit.buf[temp_tail];
+                    port->state->xmit.buf[temp_tail];
 
                 temp_tail++;
                 temp_tail &= (UART_XMIT_SIZE - 1);
@@ -694,7 +694,7 @@ static inline void check_modem_status(struct icom_port *icom_port)
                         uart_handle_cts_change(&icom_port->uart_port,
                                                delta_status & ICOM_CTS);
 
-                wake_up_interruptible(&icom_port->uart_port.info->
+                wake_up_interruptible(&icom_port->uart_port.state->
                                       delta_msr_wait);
                 old_status = status;
         }
@@ -718,10 +718,10 @@ static void xmit_interrupt(u16 port_int_reg, struct icom_port *icom_port)
                 icom_port->uart_port.icount.tx += count;
 
                 for (i=0; i<count &&
-                        !uart_circ_empty(&icom_port->uart_port.info->xmit); i++) {
+                        !uart_circ_empty(&icom_port->uart_port.state->xmit); i++) {
 
-                        icom_port->uart_port.info->xmit.tail++;
-                        icom_port->uart_port.info->xmit.tail &=
+                        icom_port->uart_port.state->xmit.tail++;
+                        icom_port->uart_port.state->xmit.tail &=
                                 (UART_XMIT_SIZE - 1);
                 }
 
@@ -735,7 +735,7 @@ static void xmit_interrupt(u16 port_int_reg, struct icom_port *icom_port)
 static void recv_interrupt(u16 port_int_reg, struct icom_port *icom_port)
 {
         short int count, rcv_buff;
-        struct tty_struct *tty = icom_port->uart_port.info->port.tty;
+        struct tty_struct *tty = icom_port->uart_port.state->port.tty;
         unsigned short int status;
         struct uart_icount *icount;
         unsigned long offset;
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index 7485afd0df4c..1febeafcb97a 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -224,7 +224,7 @@ static void imx_mctrl_check(struct imx_port *sport)
         if (changed & TIOCM_CTS)
                 uart_handle_cts_change(&sport->port, status & TIOCM_CTS);
 
-        wake_up_interruptible(&sport->port.info->delta_msr_wait);
+        wake_up_interruptible(&sport->port.state->delta_msr_wait);
 }
 
 /*
@@ -236,7 +236,7 @@ static void imx_timeout(unsigned long data)
         struct imx_port *sport = (struct imx_port *)data;
         unsigned long flags;
 
-        if (sport->port.info) {
+        if (sport->port.state) {
                 spin_lock_irqsave(&sport->port.lock, flags);
                 imx_mctrl_check(sport);
                 spin_unlock_irqrestore(&sport->port.lock, flags);
@@ -323,7 +323,7 @@ static void imx_enable_ms(struct uart_port *port)
 
 static inline void imx_transmit_buffer(struct imx_port *sport)
 {
-        struct circ_buf *xmit = &sport->port.info->xmit;
+        struct circ_buf *xmit = &sport->port.state->xmit;
 
         while (!(readl(sport->port.membase + UTS) & UTS_TXFULL)) {
                 /* send xmit->buf[xmit->tail]
@@ -388,7 +388,7 @@ static irqreturn_t imx_rtsint(int irq, void *dev_id)
 
         writel(USR1_RTSD, sport->port.membase + USR1);
         uart_handle_cts_change(&sport->port, !!val);
-        wake_up_interruptible(&sport->port.info->delta_msr_wait);
+        wake_up_interruptible(&sport->port.state->delta_msr_wait);
 
         spin_unlock_irqrestore(&sport->port.lock, flags);
         return IRQ_HANDLED;
@@ -397,7 +397,7 @@ static irqreturn_t imx_rtsint(int irq, void *dev_id)
 static irqreturn_t imx_txint(int irq, void *dev_id)
 {
         struct imx_port *sport = dev_id;
-        struct circ_buf *xmit = &sport->port.info->xmit;
+        struct circ_buf *xmit = &sport->port.state->xmit;
         unsigned long flags;
 
         spin_lock_irqsave(&sport->port.lock,flags);
@@ -427,7 +427,7 @@ static irqreturn_t imx_rxint(int irq, void *dev_id)
 {
         struct imx_port *sport = dev_id;
         unsigned int rx,flg,ignored = 0;
-        struct tty_struct *tty = sport->port.info->port.tty;
+        struct tty_struct *tty = sport->port.state->port.tty;
         unsigned long flags, temp;
 
         spin_lock_irqsave(&sport->port.lock,flags);
@@ -900,11 +900,11 @@ imx_set_termios(struct uart_port *port, struct ktermios *termios,
         rational_best_approximation(16 * div * baud, sport->port.uartclk,
                 1 << 16, 1 << 16, &num, &denom);
 
-        if (port->info && port->info->port.tty) {
+        if (port->state && port->state->port.tty) {
                 tdiv64 = sport->port.uartclk;
                 tdiv64 *= num;
                 do_div(tdiv64, denom * 16 * div);
-                tty_encode_baud_rate(sport->port.info->port.tty,
+                tty_encode_baud_rate(sport->port.state->port.tty,
                                 (speed_t)tdiv64, (speed_t)tdiv64);
         }
 
diff --git a/drivers/serial/ioc3_serial.c b/drivers/serial/ioc3_serial.c
index ae3699d77dd0..de4ab1bfee8d 100644
--- a/drivers/serial/ioc3_serial.c
+++ b/drivers/serial/ioc3_serial.c
@@ -897,25 +897,25 @@ static void transmit_chars(struct uart_port *the_port)
         char *start;
         struct tty_struct *tty;
         struct ioc3_port *port = get_ioc3_port(the_port);
-        struct uart_info *info;
+        struct uart_state *state;
 
         if (!the_port)
                 return;
         if (!port)
                 return;
 
-        info = the_port->info;
-        tty = info->port.tty;
+        state = the_port->state;
+        tty = state->port.tty;
 
-        if (uart_circ_empty(&info->xmit) || uart_tx_stopped(the_port)) {
+        if (uart_circ_empty(&state->xmit) || uart_tx_stopped(the_port)) {
                 /* Nothing to do or hw stopped */
                 set_notification(port, N_ALL_OUTPUT, 0);
                 return;
         }
 
-        head = info->xmit.head;
-        tail = info->xmit.tail;
-        start = (char *)&info->xmit.buf[tail];
+        head = state->xmit.head;
+        tail = state->xmit.tail;
+        start = (char *)&state->xmit.buf[tail];
 
         /* write out all the data or until the end of the buffer */
         xmit_count = (head < tail) ? (UART_XMIT_SIZE - tail) : (head - tail);
@@ -928,14 +928,14 @@ static void transmit_chars(struct uart_port *the_port)
                         /* advance the pointers */
                         tail += result;
                         tail &= UART_XMIT_SIZE - 1;
-                        info->xmit.tail = tail;
-                        start = (char *)&info->xmit.buf[tail];
+                        state->xmit.tail = tail;
+                        start = (char *)&state->xmit.buf[tail];
                 }
         }
-        if (uart_circ_chars_pending(&info->xmit) < WAKEUP_CHARS)
+        if (uart_circ_chars_pending(&state->xmit) < WAKEUP_CHARS)
                 uart_write_wakeup(the_port);
 
-        if (uart_circ_empty(&info->xmit)) {
+        if (uart_circ_empty(&state->xmit)) {
                 set_notification(port, N_OUTPUT_LOWAT, 0);
         } else {
                 set_notification(port, N_OUTPUT_LOWAT, 1);
@@ -956,7 +956,7 @@ ioc3_change_speed(struct uart_port *the_port,
         unsigned int cflag;
         int baud;
         int new_parity = 0, new_parity_enable = 0, new_stop = 0, new_data = 8;
-        struct uart_info *info = the_port->info;
+        struct uart_state *state = the_port->state;
 
         cflag = new_termios->c_cflag;
 
@@ -997,14 +997,14 @@ ioc3_change_speed(struct uart_port *the_port,
 
         the_port->ignore_status_mask = N_ALL_INPUT;
 
-        info->port.tty->low_latency = 1;
+        state->port.tty->low_latency = 1;
 
-        if (I_IGNPAR(info->port.tty))
+        if (I_IGNPAR(state->port.tty))
                 the_port->ignore_status_mask &= ~(N_PARITY_ERROR
                                                   | N_FRAMING_ERROR);
-        if (I_IGNBRK(info->port.tty)) {
+        if (I_IGNBRK(state->port.tty)) {
                 the_port->ignore_status_mask &= ~N_BREAK;
-                if (I_IGNPAR(info->port.tty))
+                if (I_IGNPAR(state->port.tty))
                         the_port->ignore_status_mask &= ~N_OVERRUN_ERROR;
         }
         if (!(cflag & CREAD)) {
@@ -1286,7 +1286,7 @@ static inline int do_read(struct uart_port *the_port, char *buf, int len)
                                                 uart_handle_dcd_change
                                                         (port->ip_port, 0);
                                                 wake_up_interruptible
-                                                    (&the_port->info->
+                                                    (&the_port->state->
                                                      delta_msr_wait);
                                         }
 
@@ -1392,21 +1392,21 @@ static int receive_chars(struct uart_port *the_port)
         struct tty_struct *tty;
         unsigned char ch[MAX_CHARS];
         int read_count = 0, read_room, flip = 0;
-        struct uart_info *info = the_port->info;
+        struct uart_state *state = the_port->state;
         struct ioc3_port *port = get_ioc3_port(the_port);
         unsigned long pflags;
 
         /* Make sure all the pointers are "good" ones */
-        if (!info)
+        if (!state)
                 return 0;
-        if (!info->port.tty)
+        if (!state->port.tty)
                 return 0;
 
         if (!(port->ip_flags & INPUT_ENABLE))
                 return 0;
 
         spin_lock_irqsave(&the_port->lock, pflags);
-        tty = info->port.tty;
+        tty = state->port.tty;
 
         read_count = do_read(the_port, ch, MAX_CHARS);
         if (read_count > 0) {
@@ -1491,7 +1491,7 @@ ioc3uart_intr_one(struct ioc3_submodule *is,
                                 uart_handle_dcd_change(the_port,
                                                 shadow & SHADOW_DCD);
                                 wake_up_interruptible
-                                    (&the_port->info->delta_msr_wait);
+                                    (&the_port->state->delta_msr_wait);
                         } else if ((port->ip_notify & N_DDCD)
                                    && !(shadow & SHADOW_DCD)) {
                                 /* Flag delta DCD/no DCD */
@@ -1511,7 +1511,7 @@ ioc3uart_intr_one(struct ioc3_submodule *is,
                                 uart_handle_cts_change(the_port, shadow
                                                 & SHADOW_CTS);
                                 wake_up_interruptible
-                                    (&the_port->info->delta_msr_wait);
+                                    (&the_port->state->delta_msr_wait);
                         }
                 }
 
@@ -1721,14 +1721,14 @@ static void ic3_shutdown(struct uart_port *the_port)
 {
         unsigned long port_flags;
         struct ioc3_port *port;
-        struct uart_info *info;
+        struct uart_state *state;
 
         port = get_ioc3_port(the_port);
         if (!port)
                 return;
 
-        info = the_port->info;
-        wake_up_interruptible(&info->delta_msr_wait);
+        state = the_port->state;
+        wake_up_interruptible(&state->delta_msr_wait);
 
         spin_lock_irqsave(&the_port->lock, port_flags);
         set_notification(port, N_ALL, 0);
diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c
index e5c58fe7e745..2055d323f15f 100644
--- a/drivers/serial/ioc4_serial.c
+++ b/drivers/serial/ioc4_serial.c
@@ -1627,25 +1627,25 @@ static void transmit_chars(struct uart_port *the_port)
         char *start;
         struct tty_struct *tty;
         struct ioc4_port *port = get_ioc4_port(the_port, 0);
-        struct uart_info *info;
+        struct uart_state *state;
 
         if (!the_port)
                 return;
         if (!port)
                 return;
 
-        info = the_port->info;
-        tty = info->port.tty;
+        state = the_port->state;
+        tty = state->port.tty;
 
-        if (uart_circ_empty(&info->xmit) || uart_tx_stopped(the_port)) {
+        if (uart_circ_empty(&state->xmit) || uart_tx_stopped(the_port)) {
                 /* Nothing to do or hw stopped */
                 set_notification(port, N_ALL_OUTPUT, 0);
                 return;
         }
 
-        head = info->xmit.head;
-        tail = info->xmit.tail;
-        start = (char *)&info->xmit.buf[tail];
+        head = state->xmit.head;
+        tail = state->xmit.tail;
+        start = (char *)&state->xmit.buf[tail];
 
         /* write out all the data or until the end of the buffer */
         xmit_count = (head < tail) ? (UART_XMIT_SIZE - tail) : (head - tail);
@@ -1658,14 +1658,14 @@ static void transmit_chars(struct uart_port *the_port)
                         /* advance the pointers */
                         tail += result;
                         tail &= UART_XMIT_SIZE - 1;
-                        info->xmit.tail = tail;
-                        start = (char *)&info->xmit.buf[tail];
+                        state->xmit.tail = tail;
+                        start = (char *)&state->xmit.buf[tail];
                 }
         }
-        if (uart_circ_chars_pending(&info->xmit) < WAKEUP_CHARS)
+        if (uart_circ_chars_pending(&state->xmit) < WAKEUP_CHARS)
                 uart_write_wakeup(the_port);
 
-        if (uart_circ_empty(&info->xmit)) {
+        if (uart_circ_empty(&state->xmit)) {
                 set_notification(port, N_OUTPUT_LOWAT, 0);
         } else {
                 set_notification(port, N_OUTPUT_LOWAT, 1);
@@ -1686,7 +1686,7 @@ ioc4_change_speed(struct uart_port *the_port,
         int baud, bits;
         unsigned cflag;
         int new_parity = 0, new_parity_enable = 0, new_stop = 0, new_data = 8;
-        struct uart_info *info = the_port->info;
+        struct uart_state *state = the_port->state;
 
         cflag = new_termios->c_cflag;
 
@@ -1738,14 +1738,14 @@ ioc4_change_speed(struct uart_port *the_port,
 
         the_port->ignore_status_mask = N_ALL_INPUT;
 
-        info->port.tty->low_latency = 1;
+        state->port.tty->low_latency = 1;
 
-        if (I_IGNPAR(info->port.tty))
+        if (I_IGNPAR(state->port.tty))
                 the_port->ignore_status_mask &= ~(N_PARITY_ERROR
                                                 | N_FRAMING_ERROR);
-        if (I_IGNBRK(info->port.tty)) {
+        if (I_IGNBRK(state->port.tty)) {
                 the_port->ignore_status_mask &= ~N_BREAK;
-                if (I_IGNPAR(info->port.tty))
+                if (I_IGNPAR(state->port.tty))
                         the_port->ignore_status_mask &= ~N_OVERRUN_ERROR;
         }
         if (!(cflag & CREAD)) {
@@ -1784,7 +1784,7 @@ ioc4_change_speed(struct uart_port *the_port,
 static inline int ic4_startup_local(struct uart_port *the_port)
 {
         struct ioc4_port *port;
-        struct uart_info *info;
+        struct uart_state *state;
 
         if (!the_port)
                 return -1;
@@ -1793,7 +1793,7 @@ static inline int ic4_startup_local(struct uart_port *the_port)
         if (!port)
                 return -1;
 
-        info = the_port->info;
+        state = the_port->state;
 
         local_open(port);
 
@@ -1801,7 +1801,7 @@ static inline int ic4_startup_local(struct uart_port *the_port)
         ioc4_set_proto(port, the_port->mapbase);
 
         /* set the speed of the serial port */
-        ioc4_change_speed(the_port, info->port.tty->termios,
+        ioc4_change_speed(the_port, state->port.tty->termios,
                           (struct ktermios *)0);
 
         return 0;
@@ -1882,7 +1882,7 @@ static void handle_intr(void *arg, uint32_t sio_ir)
                                 the_port = port->ip_port;
                                 the_port->icount.dcd = 1;
                                 wake_up_interruptible
-                                            (&the_port-> info->delta_msr_wait);
+                                            (&the_port->state->delta_msr_wait);
                         } else if ((port->ip_notify & N_DDCD)
                                         && !(shadow & IOC4_SHADOW_DCD)) {
                                 /* Flag delta DCD/no DCD */
@@ -1904,7 +1904,7 @@ static void handle_intr(void *arg, uint32_t sio_ir)
                                 the_port->icount.cts =
                                         (shadow & IOC4_SHADOW_CTS) ? 1 : 0;
                                 wake_up_interruptible
-                                        (&the_port->info->delta_msr_wait);
+                                        (&the_port->state->delta_msr_wait);
                         }
                 }
 
@@ -2236,7 +2236,7 @@ static inline int do_read(struct uart_port *the_port, unsigned char *buf,
                                                    && port->ip_port) {
                                                 the_port->icount.dcd = 0;
                                                 wake_up_interruptible
-                                                    (&the_port->info->
+                                                    (&the_port->state->
                                                         delta_msr_wait);
                                         }
 
@@ -2341,17 +2341,17 @@ static void receive_chars(struct uart_port *the_port)
         unsigned char ch[IOC4_MAX_CHARS];
         int read_count, request_count = IOC4_MAX_CHARS;
         struct uart_icount *icount;
-        struct uart_info *info = the_port->info;
+        struct uart_state *state = the_port->state;
         unsigned long pflags;
 
         /* Make sure all the pointers are "good" ones */
-        if (!info)
+        if (!state)
                 return;
-        if (!info->port.tty)
+        if (!state->port.tty)
                 return;
 
         spin_lock_irqsave(&the_port->lock, pflags);
-        tty = info->port.tty;
+        tty = state->port.tty;
 
         request_count = tty_buffer_request_room(tty, IOC4_MAX_CHARS);
 
@@ -2430,19 +2430,19 @@ static void ic4_shutdown(struct uart_port *the_port)
 {
         unsigned long port_flags;
         struct ioc4_port *port;
-        struct uart_info *info;
+        struct uart_state *state;
 
         port = get_ioc4_port(the_port, 0);
         if (!port)
                 return;
 
-        info = the_port->info;
+        state = the_port->state;
         port->ip_port = NULL;
 
-        wake_up_interruptible(&info->delta_msr_wait);
+        wake_up_interruptible(&state->delta_msr_wait);
 
-        if (info->port.tty)
-                set_bit(TTY_IO_ERROR, &info->port.tty->flags);
+        if (state->port.tty)
+                set_bit(TTY_IO_ERROR, &state->port.tty->flags);
 
         spin_lock_irqsave(&the_port->lock, port_flags);
         set_notification(port, N_ALL, 0);
@@ -2538,7 +2538,7 @@ static int ic4_startup(struct uart_port *the_port)
         int retval;
         struct ioc4_port *port;
         struct ioc4_control *control;
-        struct uart_info *info;
+        struct uart_state *state;
         unsigned long port_flags;
 
         if (!the_port)
@@ -2546,7 +2546,7 @@ static int ic4_startup(struct uart_port *the_port)
         port = get_ioc4_port(the_port, 1);
         if (!port)
                 return -ENODEV;
-        info = the_port->info;
+        state = the_port->state;
 
         control = port->ip_control;
         if (!control) {
diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c
index 0d9acbd0bb70..2e847deb41dc 100644
--- a/drivers/serial/ip22zilog.c
+++ b/drivers/serial/ip22zilog.c
@@ -256,9 +256,9 @@ static struct tty_struct *ip22zilog_receive_chars(struct uart_ip22zilog_port *up
         unsigned int r1;
 
         tty = NULL;
-        if (up->port.info != NULL &&
-            up->port.info->port.tty != NULL)
-                tty = up->port.info->port.tty;
+        if (up->port.state != NULL &&
+            up->port.state->port.tty != NULL)
+                tty = up->port.state->port.tty;
 
         for (;;) {
                 ch = readb(&channel->control);
@@ -354,7 +354,7 @@ static void ip22zilog_status_handle(struct uart_ip22zilog_port *up,
                         uart_handle_cts_change(&up->port,
                                                (status & CTS));
 
-                wake_up_interruptible(&up->port.info->delta_msr_wait);
+                wake_up_interruptible(&up->port.state->delta_msr_wait);
         }
 
         up->prev_status = status;
@@ -404,9 +404,9 @@ static void ip22zilog_transmit_chars(struct uart_ip22zilog_port *up,
                 return;
         }
 
-        if (up->port.info == NULL)
+        if (up->port.state == NULL)
                 goto ack_tx_int;
-        xmit = &up->port.info->xmit;
+        xmit = &up->port.state->xmit;
         if (uart_circ_empty(xmit))
                 goto ack_tx_int;
         if (uart_tx_stopped(&up->port))
@@ -607,7 +607,7 @@ static void ip22zilog_start_tx(struct uart_port *port)
                 port->icount.tx++;
                 port->x_char = 0;
         } else {
-                struct circ_buf *xmit = &port->info->xmit;
+                struct circ_buf *xmit = &port->state->xmit;
 
                 writeb(xmit->buf[xmit->tail], &channel->data);
                 ZSDELAY();
diff --git a/drivers/serial/jsm/jsm_neo.c b/drivers/serial/jsm/jsm_neo.c
index 9dadaa11d266..b4b124e4828f 100644
--- a/drivers/serial/jsm/jsm_neo.c
+++ b/drivers/serial/jsm/jsm_neo.c
@@ -989,7 +989,7 @@ static void neo_param(struct jsm_channel *ch)
                         {     50, B50     },
                 };
 
-                cflag = C_BAUD(ch->uart_port.info->port.tty);
+                cflag = C_BAUD(ch->uart_port.state->port.tty);
                 baud = 9600;
                 for (i = 0; i < ARRAY_SIZE(baud_rates); i++) {
                         if (baud_rates[i].cflag == cflag) {
diff --git a/drivers/serial/jsm/jsm_tty.c b/drivers/serial/jsm/jsm_tty.c
index 00f4577d2f7f..7439c0373620 100644
--- a/drivers/serial/jsm/jsm_tty.c
+++ b/drivers/serial/jsm/jsm_tty.c
@@ -147,7 +147,7 @@ static void jsm_tty_send_xchar(struct uart_port *port, char ch)
         struct ktermios *termios;
 
         spin_lock_irqsave(&port->lock, lock_flags);
-        termios = port->info->port.tty->termios;
+        termios = port->state->port.tty->termios;
         if (ch == termios->c_cc[VSTART])
                 channel->ch_bd->bd_ops->send_start_character(channel);
 
@@ -245,7 +245,7 @@ static int jsm_tty_open(struct uart_port *port)
         channel->ch_cached_lsr = 0;
         channel->ch_stops_sent = 0;
 
-        termios = port->info->port.tty->termios;
+        termios = port->state->port.tty->termios;
         channel->ch_c_cflag     = termios->c_cflag;
         channel->ch_c_iflag     = termios->c_iflag;
         channel->ch_c_oflag     = termios->c_oflag;
@@ -278,7 +278,7 @@ static void jsm_tty_close(struct uart_port *port)
         jsm_printk(CLOSE, INFO, &channel->ch_bd->pci_dev, "start\n");
 
         bd = channel->ch_bd;
-        ts = port->info->port.tty->termios;
+        ts = port->state->port.tty->termios;
 
         channel->ch_flags &= ~(CH_STOPI);
 
@@ -530,7 +530,7 @@ void jsm_input(struct jsm_channel *ch)
         if (!ch)
                 return;
 
-        tp = ch->uart_port.info->port.tty;
+        tp = ch->uart_port.state->port.tty;
 
         bd = ch->ch_bd;
         if(!bd)
@@ -849,7 +849,7 @@ int jsm_tty_write(struct uart_port *port)
         u16 tail;
         u16 tmask;
         u32 remain;
-        int temp_tail = port->info->xmit.tail;
+        int temp_tail = port->state->xmit.tail;
         struct jsm_channel *channel = (struct jsm_channel *)port;
 
         tmask = WQUEUEMASK;
@@ -865,10 +865,10 @@ int jsm_tty_write(struct uart_port *port)
         data_count = 0;
         if (bufcount >= remain) {
                 bufcount -= remain;
-                while ((port->info->xmit.head != temp_tail) &&
+                while ((port->state->xmit.head != temp_tail) &&
                 (data_count < remain)) {
                         channel->ch_wqueue[head++] =
-                        port->info->xmit.buf[temp_tail];
+                        port->state->xmit.buf[temp_tail];
 
                         temp_tail++;
                         temp_tail &= (UART_XMIT_SIZE - 1);
@@ -880,10 +880,10 @@ int jsm_tty_write(struct uart_port *port)
         data_count1 = 0;
         if (bufcount > 0) {
                 remain = bufcount;
-                while ((port->info->xmit.head != temp_tail) &&
+                while ((port->state->xmit.head != temp_tail) &&
                         (data_count1 < remain)) {
                         channel->ch_wqueue[head++] =
-                                port->info->xmit.buf[temp_tail];
+                                port->state->xmit.buf[temp_tail];
 
                         temp_tail++;
                         temp_tail &= (UART_XMIT_SIZE - 1);
@@ -892,7 +892,7 @@ int jsm_tty_write(struct uart_port *port)
                 }
         }
 
-        port->info->xmit.tail = temp_tail;
+        port->state->xmit.tail = temp_tail;
 
         data_count += data_count1;
         if (data_count) {
diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c
index 611c97a15654..bea5c215460c 100644
--- a/drivers/serial/m32r_sio.c
+++ b/drivers/serial/m32r_sio.c
@@ -286,7 +286,7 @@ static void m32r_sio_start_tx(struct uart_port *port)
 {
 #ifdef CONFIG_SERIAL_M32R_PLDSIO
         struct uart_sio_port *up = (struct uart_sio_port *)port;
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
 
         if (!(up->ier & UART_IER_THRI)) {
                 up->ier |= UART_IER_THRI;
@@ -325,7 +325,7 @@ static void m32r_sio_enable_ms(struct uart_port *port)
 
 static void receive_chars(struct uart_sio_port *up, int *status)
 {
-        struct tty_struct *tty = up->port.info->port.tty;
+        struct tty_struct *tty = up->port.state->port.tty;
         unsigned char ch;
         unsigned char flag;
         int max_count = 256;
@@ -398,7 +398,7 @@ static void receive_chars(struct uart_sio_port *up, int *status)
 
 static void transmit_chars(struct uart_sio_port *up)
 {
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
         int count;
 
         if (up->port.x_char) {
diff --git a/drivers/serial/max3100.c b/drivers/serial/max3100.c
index 9fd33e5622bd..75ab00631c41 100644
--- a/drivers/serial/max3100.c
+++ b/drivers/serial/max3100.c
@@ -184,7 +184,7 @@ static void max3100_timeout(unsigned long data)
 {
         struct max3100_port *s = (struct max3100_port *)data;
 
-        if (s->port.info) {
+        if (s->port.state) {
                 max3100_dowork(s);
                 mod_timer(&s->timer, jiffies + s->poll_time);
         }
@@ -261,7 +261,7 @@ static void max3100_work(struct work_struct *w)
         int rxchars;
         u16 tx, rx;
         int conf, cconf, rts, crts;
-        struct circ_buf *xmit = &s->port.info->xmit;
+        struct circ_buf *xmit = &s->port.state->xmit;
 
         dev_dbg(&s->spi->dev, "%s\n", __func__);
 
@@ -307,8 +307,8 @@ static void max3100_work(struct work_struct *w)
                         }
                 }
 
-                if (rxchars > 16 && s->port.info->port.tty != NULL) {
-                        tty_flip_buffer_push(s->port.info->port.tty);
+                if (rxchars > 16 && s->port.state->port.tty != NULL) {
+                        tty_flip_buffer_push(s->port.state->port.tty);
                         rxchars = 0;
                 }
                 if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
@@ -320,8 +320,8 @@ static void max3100_work(struct work_struct *w)
                   (!uart_circ_empty(xmit) &&
                    !uart_tx_stopped(&s->port))));
 
-        if (rxchars > 0 && s->port.info->port.tty != NULL)
-                tty_flip_buffer_push(s->port.info->port.tty);
+        if (rxchars > 0 && s->port.state->port.tty != NULL)
+                tty_flip_buffer_push(s->port.state->port.tty);
 }
 
 static irqreturn_t max3100_irq(int irqno, void *dev_id)
@@ -429,7 +429,7 @@ max3100_set_termios(struct uart_port *port, struct ktermios *termios,
         int baud = 0;
         unsigned cflag;
         u32 param_new, param_mask, parity = 0;
-        struct tty_struct *tty = s->port.info->port.tty;
+        struct tty_struct *tty = s->port.state->port.tty;
 
         dev_dbg(&s->spi->dev, "%s\n", __func__);
         if (!tty)
@@ -529,7 +529,7 @@ max3100_set_termios(struct uart_port *port, struct ktermios *termios,
                         MAX3100_STATUS_OE;
 
         /* we are sending char from a workqueue so enable */
-        s->port.info->port.tty->low_latency = 1;
+        s->port.state->port.tty->low_latency = 1;
 
         if (s->poll_time > 0)
                 del_timer_sync(&s->timer);
diff --git a/drivers/serial/mcf.c b/drivers/serial/mcf.c
index 0eefb07bebaf..b44382442bf1 100644
--- a/drivers/serial/mcf.c
+++ b/drivers/serial/mcf.c
@@ -323,7 +323,7 @@ static void mcf_rx_chars(struct mcf_uart *pp)
                 uart_insert_char(port, status, MCFUART_USR_RXOVERRUN, ch, flag);
         }
 
-        tty_flip_buffer_push(port->info->port.tty);
+        tty_flip_buffer_push(port->state->port.tty);
 }
 
 /****************************************************************************/
@@ -331,7 +331,7 @@ static void mcf_rx_chars(struct mcf_uart *pp)
 static void mcf_tx_chars(struct mcf_uart *pp)
 {
         struct uart_port *port = &pp->port;
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         if (port->x_char) {
                 /* Send special char - probably flow control */
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index abbd146c50d9..d7bcd074d383 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -745,7 +745,7 @@ static struct uart_ops mpc52xx_uart_ops = {
 static inline int
 mpc52xx_uart_int_rx_chars(struct uart_port *port)
 {
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         unsigned char ch, flag;
         unsigned short status;
 
@@ -812,7 +812,7 @@ mpc52xx_uart_int_rx_chars(struct uart_port *port)
 static inline int
 mpc52xx_uart_int_tx_chars(struct uart_port *port)
 {
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         /* Process out of band chars */
         if (port->x_char) {
diff --git a/drivers/serial/mpsc.c b/drivers/serial/mpsc.c
index 61d3ade5286c..b5496c28e60b 100644
--- a/drivers/serial/mpsc.c
+++ b/drivers/serial/mpsc.c
@@ -936,7 +936,7 @@ static int serial_polled;
 static int mpsc_rx_intr(struct mpsc_port_info *pi)
 {
         struct mpsc_rx_desc *rxre;
-        struct tty_struct *tty = pi->port.info->port.tty;
+        struct tty_struct *tty = pi->port.state->port.tty;
         u32     cmdstat, bytes_in, i;
         int     rc = 0;
         u8      *bp;
@@ -1109,7 +1109,7 @@ static void mpsc_setup_tx_desc(struct mpsc_port_info *pi, u32 count, u32 intr)
 
 static void mpsc_copy_tx_data(struct mpsc_port_info *pi)
 {
-        struct circ_buf *xmit = &pi->port.info->xmit;
+        struct circ_buf *xmit = &pi->port.state->xmit;
         u8 *bp;
         u32 i;
 
diff --git a/drivers/serial/msm_serial.c b/drivers/serial/msm_serial.c
index f7c24baa1416..ff18d50c99c1 100644
--- a/drivers/serial/msm_serial.c
+++ b/drivers/serial/msm_serial.c
@@ -88,7 +88,7 @@ static void msm_enable_ms(struct uart_port *port)
 
 static void handle_rx(struct uart_port *port)
 {
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         unsigned int sr;
 
         /*
@@ -136,7 +136,7 @@ static void handle_rx(struct uart_port *port)
 
 static void handle_tx(struct uart_port *port)
 {
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
         struct msm_port *msm_port = UART_TO_MSM(port);
         int sent_tx;
 
@@ -169,7 +169,7 @@ static void handle_delta_cts(struct uart_port *port)
 {
         msm_write(port, UART_CR_CMD_RESET_CTS, UART_CR);
         port->icount.cts++;
-        wake_up_interruptible(&port->info->delta_msr_wait);
+        wake_up_interruptible(&port->state->delta_msr_wait);
 }
 
 static irqreturn_t msm_irq(int irq, void *dev_id)
diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index 953a5ffa9b44..7571aaa138b0 100644
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -199,7 +199,7 @@ static void mux_break_ctl(struct uart_port *port, int break_state)
 static void mux_write(struct uart_port *port)
 {
         int count;
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         if(port->x_char) {
                 UART_PUT_CHAR(port, port->x_char);
@@ -243,7 +243,7 @@ static void mux_write(struct uart_port *port)
 static void mux_read(struct uart_port *port)
 {
         int data;
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         __u32 start_count = port->icount.rx;
 
         while(1) {
diff --git a/drivers/serial/netx-serial.c b/drivers/serial/netx-serial.c
index 3e5dda8518b7..7735c9f35fa0 100644
--- a/drivers/serial/netx-serial.c
+++ b/drivers/serial/netx-serial.c
@@ -140,7 +140,7 @@ static void netx_enable_ms(struct uart_port *port)
 
 static inline void netx_transmit_buffer(struct uart_port *port)
 {
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         if (port->x_char) {
                 writel(port->x_char, port->membase + UART_DR);
@@ -185,7 +185,7 @@ static unsigned int netx_tx_empty(struct uart_port *port)
 
 static void netx_txint(struct uart_port *port)
 {
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
                 netx_stop_tx(port);
@@ -201,7 +201,7 @@ static void netx_txint(struct uart_port *port)
 static void netx_rxint(struct uart_port *port)
 {
         unsigned char rx, flg, status;
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
 
         while (!(readl(port->membase + UART_FR) & FR_RXFE)) {
                 rx = readl(port->membase + UART_DR);
diff --git a/drivers/serial/nwpserial.c b/drivers/serial/nwpserial.c
index 9e150b19d726..e1ab8ec0a4a6 100644
--- a/drivers/serial/nwpserial.c
+++ b/drivers/serial/nwpserial.c
@@ -126,7 +126,7 @@ static void nwpserial_config_port(struct uart_port *port, int flags)
 static irqreturn_t nwpserial_interrupt(int irq, void *dev_id)
 {
         struct nwpserial_port *up = dev_id;
-        struct tty_struct *tty = up->port.info->port.tty;
+        struct tty_struct *tty = up->port.state->port.tty;
         irqreturn_t ret;
         unsigned int iir;
         unsigned char ch;
@@ -261,7 +261,7 @@ static void nwpserial_start_tx(struct uart_port *port)
         struct nwpserial_port *up;
         struct circ_buf *xmit;
         up = container_of(port, struct nwpserial_port, port);
-        xmit  = &up->port.info->xmit;
+        xmit  = &up->port.state->xmit;
 
         if (port->x_char) {
                 nwpserial_putchar(up, up->port.x_char);
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index 9c1243fbd512..ab4c85ba3549 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -242,12 +242,12 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap)
         }
 
         /* Sanity check, make sure the old bug is no longer happening */
-        if (uap->port.info == NULL || uap->port.info->port.tty == NULL) {
+        if (uap->port.state == NULL || uap->port.state->port.tty == NULL) {
                 WARN_ON(1);
                 (void)read_zsdata(uap);
                 return NULL;
         }
-        tty = uap->port.info->port.tty;
+        tty = uap->port.state->port.tty;
 
         while (1) {
                 error = 0;
@@ -369,7 +369,7 @@ static void pmz_status_handle(struct uart_pmac_port *uap)
                         uart_handle_cts_change(&uap->port,
                                                !(status & CTS));
 
-                wake_up_interruptible(&uap->port.info->delta_msr_wait);
+                wake_up_interruptible(&uap->port.state->delta_msr_wait);
         }
 
         if (status & BRK_ABRT)
@@ -420,9 +420,9 @@ static void pmz_transmit_chars(struct uart_pmac_port *uap)
                 return;
         }
 
-        if (uap->port.info == NULL)
+        if (uap->port.state == NULL)
                 goto ack_tx_int;
-        xmit = &uap->port.info->xmit;
+        xmit = &uap->port.state->xmit;
         if (uart_circ_empty(xmit)) {
                 uart_write_wakeup(&uap->port);
                 goto ack_tx_int;
@@ -655,7 +655,7 @@ static void pmz_start_tx(struct uart_port *port)
                 port->icount.tx++;
                 port->x_char = 0;
         } else {
-                struct circ_buf *xmit = &port->info->xmit;
+                struct circ_buf *xmit = &port->state->xmit;
 
                 write_zsdata(uap, xmit->buf[xmit->tail]);
                 zssync(uap);
diff --git a/drivers/serial/pnx8xxx_uart.c b/drivers/serial/pnx8xxx_uart.c
index 1bb8f1b45767..2da747635275 100644
--- a/drivers/serial/pnx8xxx_uart.c
+++ b/drivers/serial/pnx8xxx_uart.c
@@ -100,7 +100,7 @@ static void pnx8xxx_mctrl_check(struct pnx8xxx_port *sport)
         if (changed & TIOCM_CTS)
                 uart_handle_cts_change(&sport->port, status & TIOCM_CTS);
 
-        wake_up_interruptible(&sport->port.info->delta_msr_wait);
+        wake_up_interruptible(&sport->port.state->delta_msr_wait);
 }
 
 /*
@@ -112,7 +112,7 @@ static void pnx8xxx_timeout(unsigned long data)
         struct pnx8xxx_port *sport = (struct pnx8xxx_port *)data;
         unsigned long flags;
 
-        if (sport->port.info) {
+        if (sport->port.state) {
                 spin_lock_irqsave(&sport->port.lock, flags);
                 pnx8xxx_mctrl_check(sport);
                 spin_unlock_irqrestore(&sport->port.lock, flags);
@@ -181,7 +181,7 @@ static void pnx8xxx_enable_ms(struct uart_port *port)
 
 static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport)
 {
-        struct tty_struct *tty = sport->port.info->port.tty;
+        struct tty_struct *tty = sport->port.state->port.tty;
         unsigned int status, ch, flg;
 
         status = FIFO_TO_SM(serial_in(sport, PNX8XXX_FIFO)) |
@@ -243,7 +243,7 @@ static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport)
 
 static void pnx8xxx_tx_chars(struct pnx8xxx_port *sport)
 {
-        struct circ_buf *xmit = &sport->port.info->xmit;
+        struct circ_buf *xmit = &sport->port.state->xmit;
 
         if (sport->port.x_char) {
                 serial_out(sport, PNX8XXX_FIFO, sport->port.x_char);
diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c
index a48a8a13d87b..ad48919c0415 100644
--- a/drivers/serial/pxa.c
+++ b/drivers/serial/pxa.c
@@ -96,7 +96,7 @@ static void serial_pxa_stop_rx(struct uart_port *port)
 
 static inline void receive_chars(struct uart_pxa_port *up, int *status)
 {
-        struct tty_struct *tty = up->port.info->port.tty;
+        struct tty_struct *tty = up->port.state->port.tty;
         unsigned int ch, flag;
         int max_count = 256;
 
@@ -161,7 +161,7 @@ static inline void receive_chars(struct uart_pxa_port *up, int *status)
 
 static void transmit_chars(struct uart_pxa_port *up)
 {
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
         int count;
 
         if (up->port.x_char) {
@@ -220,7 +220,7 @@ static inline void check_modem_status(struct uart_pxa_port *up)
         if (status & UART_MSR_DCTS)
                 uart_handle_cts_change(&up->port, status & UART_MSR_CTS);
 
-        wake_up_interruptible(&up->port.info->delta_msr_wait);
+        wake_up_interruptible(&up->port.state->delta_msr_wait);
 }
 
 /*
diff --git a/drivers/serial/sa1100.c b/drivers/serial/sa1100.c
index 94530f01521e..61ef3ae24927 100644
--- a/drivers/serial/sa1100.c
+++ b/drivers/serial/sa1100.c
@@ -117,7 +117,7 @@ static void sa1100_mctrl_check(struct sa1100_port *sport)
         if (changed & TIOCM_CTS)
                 uart_handle_cts_change(&sport->port, status & TIOCM_CTS);
 
-        wake_up_interruptible(&sport->port.info->delta_msr_wait);
+        wake_up_interruptible(&sport->port.state->delta_msr_wait);
 }
 
 /*
@@ -129,7 +129,7 @@ static void sa1100_timeout(unsigned long data)
         struct sa1100_port *sport = (struct sa1100_port *)data;
         unsigned long flags;
 
-        if (sport->port.info) {
+        if (sport->port.state) {
                 spin_lock_irqsave(&sport->port.lock, flags);
                 sa1100_mctrl_check(sport);
                 spin_unlock_irqrestore(&sport->port.lock, flags);
@@ -189,7 +189,7 @@ static void sa1100_enable_ms(struct uart_port *port)
 static void
 sa1100_rx_chars(struct sa1100_port *sport)
 {
-        struct tty_struct *tty = sport->port.info->port.tty;
+        struct tty_struct *tty = sport->port.state->port.tty;
         unsigned int status, ch, flg;
 
         status = UTSR1_TO_SM(UART_GET_UTSR1(sport)) |
@@ -239,7 +239,7 @@ sa1100_rx_chars(struct sa1100_port *sport)
 
 static void sa1100_tx_chars(struct sa1100_port *sport)
 {
-        struct circ_buf *xmit = &sport->port.info->xmit;
+        struct circ_buf *xmit = &sport->port.state->xmit;
 
         if (sport->port.x_char) {
                 UART_PUT_CHAR(sport, sport->port.x_char);
diff --git a/drivers/serial/samsung.c b/drivers/serial/samsung.c
index c8851a0db63a..1523e8d9ae77 100644
--- a/drivers/serial/samsung.c
+++ b/drivers/serial/samsung.c
@@ -196,7 +196,7 @@ s3c24xx_serial_rx_chars(int irq, void *dev_id)
 {
         struct s3c24xx_uart_port *ourport = dev_id;
         struct uart_port *port = &ourport->port;
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         unsigned int ufcon, ch, flag, ufstat, uerstat;
         int max_count = 64;
 
@@ -281,7 +281,7 @@ static irqreturn_t s3c24xx_serial_tx_chars(int irq, void *id)
 {
         struct s3c24xx_uart_port *ourport = id;
         struct uart_port *port = &ourport->port;
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
         int count = 256;
 
         if (port->x_char) {
@@ -992,10 +992,10 @@ static int s3c24xx_serial_cpufreq_transition(struct notifier_block *nb,
                 struct ktermios *termios;
                 struct tty_struct *tty;
 
-                if (uport->info == NULL)
+                if (uport->state == NULL)
                         goto exit;
 
-                tty = uport->info->port.tty;
+                tty = uport->state->port.tty;
 
                 if (tty == NULL)
                         goto exit;
diff --git a/drivers/serial/sb1250-duart.c b/drivers/serial/sb1250-duart.c
index 319e8b83f6be..fa5f303b36d3 100644
--- a/drivers/serial/sb1250-duart.c
+++ b/drivers/serial/sb1250-duart.c
@@ -384,13 +384,13 @@ static void sbd_receive_chars(struct sbd_port *sport)
                 uart_insert_char(uport, status, M_DUART_OVRUN_ERR, ch, flag);
         }
 
-        tty_flip_buffer_push(uport->info->port.tty);
+        tty_flip_buffer_push(uport->state->port.tty);
 }
 
 static void sbd_transmit_chars(struct sbd_port *sport)
 {
         struct uart_port *uport = &sport->port;
-        struct circ_buf *xmit = &sport->port.info->xmit;
+        struct circ_buf *xmit = &sport->port.state->xmit;
         unsigned int mask;
         int stop_tx;
 
@@ -440,7 +440,7 @@ static void sbd_status_handle(struct sbd_port *sport)
 
         if (delta & ((M_DUART_IN_PIN2_VAL | M_DUART_IN_PIN0_VAL) <<
                      S_DUART_IN_PIN_CHNG))
-                wake_up_interruptible(&uport->info->delta_msr_wait);
+                wake_up_interruptible(&uport->state->delta_msr_wait);
 }
 
 static irqreturn_t sbd_interrupt(int irq, void *dev_id)
diff --git a/drivers/serial/sc26xx.c b/drivers/serial/sc26xx.c
index e0be11ceaa25..75038ad2b242 100644
--- a/drivers/serial/sc26xx.c
+++ b/drivers/serial/sc26xx.c
@@ -140,8 +140,8 @@ static struct tty_struct *receive_chars(struct uart_port *port)
         char flag;
         u8 status;
 
-        if (port->info != NULL)         /* Unopened serial console */
-                tty = port->info->port.tty;
+        if (port->state != NULL)                /* Unopened serial console */
+                tty = port->state->port.tty;
 
         while (limit-- > 0) {
                 status = READ_SC_PORT(port, SR);
@@ -190,10 +190,10 @@ static void transmit_chars(struct uart_port *port)
 {
         struct circ_buf *xmit;
 
-        if (!port->info)
+        if (!port->state)
                 return;
 
-        xmit = &port->info->xmit;
+        xmit = &port->state->xmit;
         if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
                 sc26xx_disable_irq(port, IMR_TXRDY);
                 return;
@@ -316,7 +316,7 @@ static void sc26xx_stop_tx(struct uart_port *port)
 /* port->lock held by caller.  */
 static void sc26xx_start_tx(struct uart_port *port)
 {
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         while (!uart_circ_empty(xmit)) {
                 if (!(READ_SC_PORT(port, SR) & SR_TXRDY)) {
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index b0bb29d804ae..ea53b6f224b0 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -52,7 +52,7 @@ static struct lock_class_key port_lock_key;
 
 #define HIGH_BITS_OFFSET        ((sizeof(long)-sizeof(int))*8)
 
-#define uart_users(state)       ((state)->count + (state)->info.port.blocked_open)
+#define uart_users(state)       ((state)->count + (state)->port.blocked_open)
 
 #ifdef CONFIG_SERIAL_CORE_CONSOLE
 #define uart_console(port)      ((port)->cons && (port)->cons->index == (port)->line)
@@ -71,19 +71,19 @@ static void uart_change_pm(struct uart_state *state, int pm_state);
  */
 void uart_write_wakeup(struct uart_port *port)
 {
-        struct uart_info *info = port->info;
+        struct uart_state *state = port->state;
         /*
          * This means you called this function _after_ the port was
          * closed.  No cookie for you.
          */
-        BUG_ON(!info);
-        tasklet_schedule(&info->tlet);
+        BUG_ON(!state);
+        tasklet_schedule(&state->tlet);
 }
 
 static void uart_stop(struct tty_struct *tty)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         unsigned long flags;
 
         spin_lock_irqsave(&port->lock, flags);
@@ -94,9 +94,9 @@ static void uart_stop(struct tty_struct *tty)
 static void __uart_start(struct tty_struct *tty)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
 
-        if (!uart_circ_empty(&state->info.xmit) && state->info.xmit.buf &&
+        if (!uart_circ_empty(&state->xmit) && state->xmit.buf &&
             !tty->stopped && !tty->hw_stopped)
                 port->ops->start_tx(port);
 }
@@ -104,7 +104,7 @@ static void __uart_start(struct tty_struct *tty)
 static void uart_start(struct tty_struct *tty)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         unsigned long flags;
 
         spin_lock_irqsave(&port->lock, flags);
@@ -115,7 +115,7 @@ static void uart_start(struct tty_struct *tty)
 static void uart_tasklet_action(unsigned long data)
 {
         struct uart_state *state = (struct uart_state *)data;
-        tty_wakeup(state->info.port.tty);
+        tty_wakeup(state->port.tty);
 }
 
 static inline void
@@ -141,12 +141,11 @@ uart_update_mctrl(struct uart_port *port, unsigned int set, unsigned int clear)
  */
 static int uart_startup(struct uart_state *state, int init_hw)
 {
-        struct uart_info *info = &state->info;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         unsigned long page;
         int retval = 0;
 
-        if (info->flags & UIF_INITIALIZED)
+        if (state->flags & UIF_INITIALIZED)
                 return 0;
 
         /*
@@ -154,7 +153,7 @@ static int uart_startup(struct uart_state *state, int init_hw)
          * once we have successfully opened the port.  Also set
          * up the tty->alt_speed kludge
          */
-        set_bit(TTY_IO_ERROR, &info->port.tty->flags);
+        set_bit(TTY_IO_ERROR, &state->port.tty->flags);
 
         if (port->type == PORT_UNKNOWN)
                 return 0;
@@ -163,14 +162,14 @@ static int uart_startup(struct uart_state *state, int init_hw)
          * Initialise and allocate the transmit and temporary
          * buffer.
          */
-        if (!info->xmit.buf) {
+        if (!state->xmit.buf) {
                 /* This is protected by the per port mutex */
                 page = get_zeroed_page(GFP_KERNEL);
                 if (!page)
                         return -ENOMEM;
 
-                info->xmit.buf = (unsigned char *) page;
-                uart_circ_clear(&info->xmit);
+                state->xmit.buf = (unsigned char *) page;
+                uart_circ_clear(&state->xmit);
         }
 
         retval = port->ops->startup(port);
@@ -185,20 +184,20 @@ static int uart_startup(struct uart_state *state, int init_hw)
                          * Setup the RTS and DTR signals once the
                          * port is open and ready to respond.
                          */
-                        if (info->port.tty->termios->c_cflag & CBAUD)
+                        if (state->port.tty->termios->c_cflag & CBAUD)
                                 uart_set_mctrl(port, TIOCM_RTS | TIOCM_DTR);
                 }
 
-                if (info->flags & UIF_CTS_FLOW) {
+                if (state->flags & UIF_CTS_FLOW) {
                         spin_lock_irq(&port->lock);
                         if (!(port->ops->get_mctrl(port) & TIOCM_CTS))
-                                info->port.tty->hw_stopped = 1;
+                                state->port.tty->hw_stopped = 1;
                         spin_unlock_irq(&port->lock);
                 }
 
-                info->flags |= UIF_INITIALIZED;
+                state->flags |= UIF_INITIALIZED;
 
-                clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
+                clear_bit(TTY_IO_ERROR, &state->port.tty->flags);
         }
 
         if (retval && capable(CAP_SYS_ADMIN))
@@ -214,9 +213,8 @@ static int uart_startup(struct uart_state *state, int init_hw)
  */
 static void uart_shutdown(struct uart_state *state)
 {
-        struct uart_info *info = &state->info;
-        struct uart_port *port = state->port;
-        struct tty_struct *tty = info->port.tty;
+        struct uart_port *port = state->uart_port;
+        struct tty_struct *tty = state->port.tty;
 
         /*
          * Set the TTY IO error marker
@@ -224,8 +222,8 @@ static void uart_shutdown(struct uart_state *state)
         if (tty)
                 set_bit(TTY_IO_ERROR, &tty->flags);
 
-        if (info->flags & UIF_INITIALIZED) {
-                info->flags &= ~UIF_INITIALIZED;
+        if (state->flags & UIF_INITIALIZED) {
+                state->flags &= ~UIF_INITIALIZED;
 
                 /*
                  * Turn off DTR and RTS early.
@@ -240,7 +238,7 @@ static void uart_shutdown(struct uart_state *state)
                  * any outstanding file descriptors should be pointing at
                  * hung_up_tty_fops now.
                  */
-                wake_up_interruptible(&info->delta_msr_wait);
+                wake_up_interruptible(&state->delta_msr_wait);
 
                 /*
                  * Free the IRQ and disable the port.
@@ -256,14 +254,14 @@ static void uart_shutdown(struct uart_state *state)
         /*
          * kill off our tasklet
          */
-        tasklet_kill(&info->tlet);
+        tasklet_kill(&state->tlet);
 
         /*
          * Free the transmit buffer page.
          */
-        if (info->xmit.buf) {
-                free_page((unsigned long)info->xmit.buf);
-                info->xmit.buf = NULL;
+        if (state->xmit.buf) {
+                free_page((unsigned long)state->xmit.buf);
+                state->xmit.buf = NULL;
         }
 }
 
@@ -430,8 +428,8 @@ EXPORT_SYMBOL(uart_get_divisor);
 static void
 uart_change_speed(struct uart_state *state, struct ktermios *old_termios)
 {
-        struct tty_struct *tty = state->info.port.tty;
-        struct uart_port *port = state->port;
+        struct tty_struct *tty = state->port.tty;
+        struct uart_port *port = state->uart_port;
         struct ktermios *termios;
 
         /*
@@ -447,14 +445,14 @@ uart_change_speed(struct uart_state *state, struct ktermios *old_termios)
          * Set flags based on termios cflag
          */
         if (termios->c_cflag & CRTSCTS)
-                state->info.flags |= UIF_CTS_FLOW;
+                state->flags |= UIF_CTS_FLOW;
         else
-                state->info.flags &= ~UIF_CTS_FLOW;
+                state->flags &= ~UIF_CTS_FLOW;
 
         if (termios->c_cflag & CLOCAL)
-                state->info.flags &= ~UIF_CHECK_CD;
+                state->flags &= ~UIF_CHECK_CD;
         else
-                state->info.flags |= UIF_CHECK_CD;
+                state->flags |= UIF_CHECK_CD;
 
         port->ops->set_termios(port, termios, old_termios);
 }
@@ -482,7 +480,7 @@ static int uart_put_char(struct tty_struct *tty, unsigned char ch)
 {
         struct uart_state *state = tty->driver_data;
 
-        return __uart_put_char(state->port, &state->info.xmit, ch);
+        return __uart_put_char(state->uart_port, &state->xmit, ch);
 }
 
 static void uart_flush_chars(struct tty_struct *tty)
@@ -508,8 +506,8 @@ uart_write(struct tty_struct *tty, const unsigned char *buf, int count)
                 return -EL3HLT;
         }
 
-        port = state->port;
-        circ = &state->info.xmit;
+        port = state->uart_port;
+        circ = &state->xmit;
 
         if (!circ->buf)
                 return 0;
@@ -539,9 +537,9 @@ static int uart_write_room(struct tty_struct *tty)
         unsigned long flags;
         int ret;
 
-        spin_lock_irqsave(&state->port->lock, flags);
-        ret = uart_circ_chars_free(&state->info.xmit);
-        spin_unlock_irqrestore(&state->port->lock, flags);
+        spin_lock_irqsave(&state->uart_port->lock, flags);
+        ret = uart_circ_chars_free(&state->xmit);
+        spin_unlock_irqrestore(&state->uart_port->lock, flags);
         return ret;
 }
 
@@ -551,9 +549,9 @@ static int uart_chars_in_buffer(struct tty_struct *tty)
         unsigned long flags;
         int ret;
 
-        spin_lock_irqsave(&state->port->lock, flags);
-        ret = uart_circ_chars_pending(&state->info.xmit);
-        spin_unlock_irqrestore(&state->port->lock, flags);
+        spin_lock_irqsave(&state->uart_port->lock, flags);
+        ret = uart_circ_chars_pending(&state->xmit);
+        spin_unlock_irqrestore(&state->uart_port->lock, flags);
         return ret;
 }
 
@@ -572,11 +570,11 @@ static void uart_flush_buffer(struct tty_struct *tty)
                 return;
         }
 
-        port = state->port;
+        port = state->uart_port;
         pr_debug("uart_flush_buffer(%d) called\n", tty->index);
 
         spin_lock_irqsave(&port->lock, flags);
-        uart_circ_clear(&state->info.xmit);
+        uart_circ_clear(&state->xmit);
         if (port->ops->flush_buffer)
                 port->ops->flush_buffer(port);
         spin_unlock_irqrestore(&port->lock, flags);
@@ -590,7 +588,7 @@ static void uart_flush_buffer(struct tty_struct *tty)
 static void uart_send_xchar(struct tty_struct *tty, char ch)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         unsigned long flags;
 
         if (port->ops->send_xchar)
@@ -613,13 +611,13 @@ static void uart_throttle(struct tty_struct *tty)
                 uart_send_xchar(tty, STOP_CHAR(tty));
 
         if (tty->termios->c_cflag & CRTSCTS)
-                uart_clear_mctrl(state->port, TIOCM_RTS);
+                uart_clear_mctrl(state->uart_port, TIOCM_RTS);
 }
 
 static void uart_unthrottle(struct tty_struct *tty)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
 
         if (I_IXOFF(tty)) {
                 if (port->x_char)
@@ -635,7 +633,7 @@ static void uart_unthrottle(struct tty_struct *tty)
 static int uart_get_info(struct uart_state *state,
                          struct serial_struct __user *retinfo)
 {
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         struct serial_struct tmp;
 
         memset(&tmp, 0, sizeof(tmp));
@@ -674,7 +672,7 @@ static int uart_set_info(struct uart_state *state,
                          struct serial_struct __user *newinfo)
 {
         struct serial_struct new_serial;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         unsigned long new_port;
         unsigned int change_irq, change_port, closing_wait;
         unsigned int old_custom_divisor, close_delay;
@@ -840,15 +838,15 @@ static int uart_set_info(struct uart_state *state,
         state->closing_wait    = closing_wait;
         if (new_serial.xmit_fifo_size)
                 port->fifosize = new_serial.xmit_fifo_size;
-        if (state->info.port.tty)
-                state->info.port.tty->low_latency =
+        if (state->port.tty)
+                state->port.tty->low_latency =
                         (port->flags & UPF_LOW_LATENCY) ? 1 : 0;
 
  check_and_exit:
         retval = 0;
         if (port->type == PORT_UNKNOWN)
                 goto exit;
-        if (state->info.flags & UIF_INITIALIZED) {
+        if (state->flags & UIF_INITIALIZED) {
                 if (((old_flags ^ port->flags) & UPF_SPD_MASK) ||
                     old_custom_divisor != port->custom_divisor) {
                         /*
@@ -861,7 +859,7 @@ static int uart_set_info(struct uart_state *state,
                                 printk(KERN_NOTICE
                                        "%s sets custom speed on %s. This "
                                        "is deprecated.\n", current->comm,
-                                       tty_name(state->info.port.tty, buf));
+                                       tty_name(state->port.tty, buf));
                         }
                         uart_change_speed(state, NULL);
                 }
@@ -880,7 +878,7 @@ static int uart_set_info(struct uart_state *state,
 static int uart_get_lsr_info(struct uart_state *state,
                              unsigned int __user *value)
 {
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         unsigned int result;
 
         result = port->ops->tx_empty(port);
@@ -892,8 +890,8 @@ static int uart_get_lsr_info(struct uart_state *state,
          * interrupt happens).
          */
         if (port->x_char ||
-            ((uart_circ_chars_pending(&state->info.xmit) > 0) &&
-             !state->info.port.tty->stopped && !state->info.port.tty->hw_stopped))
+            ((uart_circ_chars_pending(&state->xmit) > 0) &&
+             !state->port.tty->stopped && !state->port.tty->hw_stopped))
                 result &= ~TIOCSER_TEMT;
 
         return put_user(result, value);
@@ -902,7 +900,7 @@ static int uart_get_lsr_info(struct uart_state *state,
 static int uart_tiocmget(struct tty_struct *tty, struct file *file)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         int result = -EIO;
 
         mutex_lock(&state->mutex);
@@ -924,7 +922,7 @@ uart_tiocmset(struct tty_struct *tty, struct file *file,
               unsigned int set, unsigned int clear)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         int ret = -EIO;
 
         mutex_lock(&state->mutex);
@@ -940,7 +938,7 @@ uart_tiocmset(struct tty_struct *tty, struct file *file,
 static int uart_break_ctl(struct tty_struct *tty, int break_state)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
 
         mutex_lock(&state->mutex);
 
@@ -953,7 +951,7 @@ static int uart_break_ctl(struct tty_struct *tty, int break_state)
 
 static int uart_do_autoconfig(struct uart_state *state)
 {
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         int flags, ret;
 
         if (!capable(CAP_SYS_ADMIN))
@@ -1003,7 +1001,7 @@ static int uart_do_autoconfig(struct uart_state *state)
 static int
 uart_wait_modem_status(struct uart_state *state, unsigned long arg)
 {
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         DECLARE_WAITQUEUE(wait, current);
         struct uart_icount cprev, cnow;
         int ret;
@@ -1020,7 +1018,7 @@ uart_wait_modem_status(struct uart_state *state, unsigned long arg)
         port->ops->enable_ms(port);
         spin_unlock_irq(&port->lock);
 
-        add_wait_queue(&state->info.delta_msr_wait, &wait);
+        add_wait_queue(&state->delta_msr_wait, &wait);
         for (;;) {
                 spin_lock_irq(&port->lock);
                 memcpy(&cnow, &port->icount, sizeof(struct uart_icount));
@@ -1048,7 +1046,7 @@ uart_wait_modem_status(struct uart_state *state, unsigned long arg)
         }
 
         current->state = TASK_RUNNING;
-        remove_wait_queue(&state->info.delta_msr_wait, &wait);
+        remove_wait_queue(&state->delta_msr_wait, &wait);
 
         return ret;
 }
@@ -1064,7 +1062,7 @@ static int uart_get_count(struct uart_state *state,
 {
         struct serial_icounter_struct icount;
         struct uart_icount cnow;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
 
         spin_lock_irq(&port->lock);
         memcpy(&cnow, &port->icount, sizeof(struct uart_icount));
@@ -1160,7 +1158,7 @@ uart_ioctl(struct tty_struct *tty, struct file *filp, unsigned int cmd,
                 break;
 
         default: {
-                struct uart_port *port = state->port;
+                struct uart_port *port = state->uart_port;
                 if (port->ops->ioctl)
                         ret = port->ops->ioctl(port, cmd, arg);
                 break;
@@ -1175,7 +1173,7 @@ out:
 static void uart_set_ldisc(struct tty_struct *tty)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
 
         if (port->ops->set_ldisc)
                 port->ops->set_ldisc(port);
@@ -1207,7 +1205,7 @@ static void uart_set_termios(struct tty_struct *tty,
 
         /* Handle transition to B0 status */
         if ((old_termios->c_cflag & CBAUD) && !(cflag & CBAUD))
-                uart_clear_mctrl(state->port, TIOCM_RTS | TIOCM_DTR);
+                uart_clear_mctrl(state->uart_port, TIOCM_RTS | TIOCM_DTR);
 
         /* Handle transition away from B0 status */
         if (!(old_termios->c_cflag & CBAUD) && (cflag & CBAUD)) {
@@ -1215,25 +1213,25 @@ static void uart_set_termios(struct tty_struct *tty,
                 if (!(cflag & CRTSCTS) ||
                     !test_bit(TTY_THROTTLED, &tty->flags))
                         mask |= TIOCM_RTS;
-                uart_set_mctrl(state->port, mask);
+                uart_set_mctrl(state->uart_port, mask);
         }
 
         /* Handle turning off CRTSCTS */
         if ((old_termios->c_cflag & CRTSCTS) && !(cflag & CRTSCTS)) {
-                spin_lock_irqsave(&state->port->lock, flags);
+                spin_lock_irqsave(&state->uart_port->lock, flags);
                 tty->hw_stopped = 0;
                 __uart_start(tty);
-                spin_unlock_irqrestore(&state->port->lock, flags);
+                spin_unlock_irqrestore(&state->uart_port->lock, flags);
         }
 
         /* Handle turning on CRTSCTS */
         if (!(old_termios->c_cflag & CRTSCTS) && (cflag & CRTSCTS)) {
-                spin_lock_irqsave(&state->port->lock, flags);
-                if (!(state->port->ops->get_mctrl(state->port) & TIOCM_CTS)) {
+                spin_lock_irqsave(&state->uart_port->lock, flags);
+                if (!(state->uart_port->ops->get_mctrl(state->uart_port) & TIOCM_CTS)) {
                         tty->hw_stopped = 1;
-                        state->port->ops->stop_tx(state->port);
+                        state->uart_port->ops->stop_tx(state->uart_port);
                 }
-                spin_unlock_irqrestore(&state->port->lock, flags);
+                spin_unlock_irqrestore(&state->uart_port->lock, flags);
         }
 #if 0
         /*
@@ -1244,7 +1242,7 @@ static void uart_set_termios(struct tty_struct *tty,
          */
         if (!(old_termios->c_cflag & CLOCAL) &&
             (tty->termios->c_cflag & CLOCAL))
-                wake_up_interruptible(&info->port.open_wait);
+                wake_up_interruptible(&state->uart_port.open_wait);
 #endif
 }
 
@@ -1260,10 +1258,10 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
 
         BUG_ON(!kernel_locked());
 
-        if (!state || !state->port)
+        if (!state || !state->uart_port)
                 return;
 
-        port = state->port;
+        port = state->uart_port;
 
         pr_debug("uart_close(%d) called\n", port->line);
 
@@ -1306,7 +1304,7 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
          * At this point, we stop accepting input.  To do this, we
          * disable the receive line status interrupts.
          */
-        if (state->info.flags & UIF_INITIALIZED) {
+        if (state->flags & UIF_INITIALIZED) {
                 unsigned long flags;
                 spin_lock_irqsave(&port->lock, flags);
                 port->ops->stop_rx(port);
@@ -1325,9 +1323,9 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
         tty_ldisc_flush(tty);
 
         tty->closing = 0;
-        state->info.port.tty = NULL;
+        state->port.tty = NULL;
 
-        if (state->info.port.blocked_open) {
+        if (state->port.blocked_open) {
                 if (state->close_delay)
                         msleep_interruptible(state->close_delay);
         } else if (!uart_console(port)) {
@@ -1337,8 +1335,8 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
         /*
          * Wake up anyone trying to open this port.
          */
-        state->info.flags &= ~UIF_NORMAL_ACTIVE;
-        wake_up_interruptible(&state->info.port.open_wait);
+        state->flags &= ~UIF_NORMAL_ACTIVE;
+        wake_up_interruptible(&state->port.open_wait);
 
  done:
         mutex_unlock(&state->mutex);
@@ -1347,7 +1345,7 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
 static void uart_wait_until_sent(struct tty_struct *tty, int timeout)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         unsigned long char_time, expire;
 
         if (port->type == PORT_UNKNOWN || port->fifosize == 0)
@@ -1412,20 +1410,19 @@ static void uart_wait_until_sent(struct tty_struct *tty, int timeout)
 static void uart_hangup(struct tty_struct *tty)
 {
         struct uart_state *state = tty->driver_data;
-        struct uart_info *info = &state->info;
 
         BUG_ON(!kernel_locked());
-        pr_debug("uart_hangup(%d)\n", state->port->line);
+        pr_debug("uart_hangup(%d)\n", state->uart_port->line);
 
         mutex_lock(&state->mutex);
-        if (info->flags & UIF_NORMAL_ACTIVE) {
+        if (state->flags & UIF_NORMAL_ACTIVE) {
                 uart_flush_buffer(tty);
                 uart_shutdown(state);
                 state->count = 0;
-                info->flags &= ~UIF_NORMAL_ACTIVE;
-                info->port.tty = NULL;
-                wake_up_interruptible(&info->port.open_wait);
-                wake_up_interruptible(&info->delta_msr_wait);
+                state->flags &= ~UIF_NORMAL_ACTIVE;
+                state->port.tty = NULL;
+                wake_up_interruptible(&state->port.open_wait);
+                wake_up_interruptible(&state->delta_msr_wait);
         }
         mutex_unlock(&state->mutex);
 }
@@ -1438,8 +1435,8 @@ static void uart_hangup(struct tty_struct *tty)
  */
 static void uart_update_termios(struct uart_state *state)
 {
-        struct tty_struct *tty = state->info.port.tty;
-        struct uart_port *port = state->port;
+        struct tty_struct *tty = state->port.tty;
+        struct uart_port *port = state->uart_port;
 
         if (uart_console(port) && port->cons->cflag) {
                 tty->termios->c_cflag = port->cons->cflag;
@@ -1473,27 +1470,26 @@ static int
 uart_block_til_ready(struct file *filp, struct uart_state *state)
 {
         DECLARE_WAITQUEUE(wait, current);
-        struct uart_info *info = &state->info;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         unsigned int mctrl;
 
-        info->port.blocked_open++;
+        state->port.blocked_open++;
         state->count--;
 
-        add_wait_queue(&info->port.open_wait, &wait);
+        add_wait_queue(&state->port.open_wait, &wait);
         while (1) {
                 set_current_state(TASK_INTERRUPTIBLE);
 
                 /*
                  * If we have been hung up, tell userspace/restart open.
                  */
-                if (tty_hung_up_p(filp) || info->port.tty == NULL)
+                if (tty_hung_up_p(filp) || state->port.tty == NULL)
                         break;
 
                 /*
                  * If the port has been closed, tell userspace/restart open.
                  */
-                if (!(info->flags & UIF_INITIALIZED))
+                if (!(state->flags & UIF_INITIALIZED))
                         break;
 
                 /*
@@ -1506,8 +1502,8 @@ uart_block_til_ready(struct file *filp, struct uart_state *state)
                  * have set TTY_IO_ERROR for a non-existant port.
                  */
                 if ((filp->f_flags & O_NONBLOCK) ||
-                    (info->port.tty->termios->c_cflag & CLOCAL) ||
-                    (info->port.tty->flags & (1 << TTY_IO_ERROR)))
+                    (state->port.tty->termios->c_cflag & CLOCAL) ||
+                    (state->port.tty->flags & (1 << TTY_IO_ERROR)))
                         break;
 
                 /*
@@ -1515,7 +1511,7 @@ uart_block_til_ready(struct file *filp, struct uart_state *state)
                  * not set RTS here - we want to make sure we catch
                  * the data from the modem.
                  */
-                if (info->port.tty->termios->c_cflag & CBAUD)
+                if (state->port.tty->termios->c_cflag & CBAUD)
                         uart_set_mctrl(port, TIOCM_DTR);
 
                 /*
@@ -1537,15 +1533,15 @@ uart_block_til_ready(struct file *filp, struct uart_state *state)
                         break;
         }
         set_current_state(TASK_RUNNING);
-        remove_wait_queue(&info->port.open_wait, &wait);
+        remove_wait_queue(&state->port.open_wait, &wait);
 
         state->count++;
-        info->port.blocked_open--;
+        state->port.blocked_open--;
 
         if (signal_pending(current))
                 return -ERESTARTSYS;
 
-        if (!info->port.tty || tty_hung_up_p(filp))
+        if (!state->port.tty || tty_hung_up_p(filp))
                 return -EAGAIN;
 
         return 0;
@@ -1563,7 +1559,7 @@ static struct uart_state *uart_get(struct uart_driver *drv, int line)
         }
 
         state->count++;
-        if (!state->port || state->port->flags & UPF_DEAD) {
+        if (!state->uart_port || state->uart_port->flags & UPF_DEAD) {
                 ret = -ENXIO;
                 goto err_unlock;
         }
@@ -1606,10 +1602,11 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
 
         /*
          * We take the semaphore inside uart_get to guarantee that we won't
-         * be re-entered while allocating the info structure, or while we
+         * be re-entered while allocating the state structure, or while we
          * request any IRQs that the driver may need.  This also has the nice
          * side-effect that it delays the action of uart_hangup, so we can
-         * guarantee that info->port.tty will always contain something reasonable.
+         * guarantee that state->port.tty will always contain something
+         * reasonable.
          */
         state = uart_get(drv, line);
         if (IS_ERR(state)) {
@@ -1623,10 +1620,10 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
          * Any failures from here onwards should not touch the count.
          */
         tty->driver_data = state;
-        state->port->info = &state->info;
-        tty->low_latency = (state->port->flags & UPF_LOW_LATENCY) ? 1 : 0;
+        state->uart_port->state = state;
+        tty->low_latency = (state->uart_port->flags & UPF_LOW_LATENCY) ? 1 : 0;
         tty->alt_speed = 0;
-        state->info.port.tty = tty;
+        state->port.tty = tty;
 
         /*
          * If the port is in the middle of closing, bail out now.
@@ -1659,8 +1656,8 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
         /*
          * If this is the first open to succeed, adjust things to suit.
          */
-        if (retval == 0 && !(state->info.flags & UIF_NORMAL_ACTIVE)) {
-                state->info.flags |= UIF_NORMAL_ACTIVE;
+        if (retval == 0 && !(state->flags & UIF_NORMAL_ACTIVE)) {
+                state->flags |= UIF_NORMAL_ACTIVE;
 
                 uart_update_termios(state);
         }
@@ -1688,7 +1685,7 @@ static void uart_line_info(struct seq_file *m, struct uart_driver *drv, int i)
 {
         struct uart_state *state = drv->state + i;
         int pm_state;
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
         char stat_buf[32];
         unsigned int status;
         int mmio;
@@ -1958,7 +1955,7 @@ EXPORT_SYMBOL_GPL(uart_set_options);
 
 static void uart_change_pm(struct uart_state *state, int pm_state)
 {
-        struct uart_port *port = state->port;
+        struct uart_port *port = state->uart_port;
 
         if (state->pm_state != pm_state) {
                 if (port->ops->pm)
@@ -2005,11 +2002,11 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *port)
         }
         port->suspended = 1;
 
-        if (state->info.flags & UIF_INITIALIZED) {
+        if (state->flags & UIF_INITIALIZED) {
                 const struct uart_ops *ops = port->ops;
                 int tries;
 
-                state->info.flags = (state->info.flags & ~UIF_INITIALIZED)
+                state->flags = (state->flags & ~UIF_INITIALIZED)
                                      | UIF_SUSPENDED;
 
                 spin_lock_irq(&port->lock);
@@ -2084,15 +2081,15 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *port)
                 /*
                  * If that's unset, use the tty termios setting.
                  */
-                if (state->info.port.tty && termios.c_cflag == 0)
-                        termios = *state->info.port.tty->termios;
+                if (state->port.tty && termios.c_cflag == 0)
+                        termios = *state->port.tty->termios;
 
                 uart_change_pm(state, 0);
                 port->ops->set_termios(port, &termios, NULL);
                 console_start(port->cons);
         }
 
-        if (state->info.flags & UIF_SUSPENDED) {
+        if (state->flags & UIF_SUSPENDED) {
                 const struct uart_ops *ops = port->ops;
                 int ret;
 
@@ -2107,7 +2104,7 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *port)
                         ops->set_mctrl(port, port->mctrl);
                         ops->start_tx(port);
                         spin_unlock_irq(&port->lock);
-                        state->info.flags |= UIF_INITIALIZED;
+                        state->flags |= UIF_INITIALIZED;
                 } else {
                         /*
                          * Failed to resume - maybe hardware went away?
@@ -2117,7 +2114,7 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *port)
                         uart_shutdown(state);
                 }
 
-                state->info.flags &= ~UIF_SUSPENDED;
+                state->flags &= ~UIF_SUSPENDED;
         }
 
         mutex_unlock(&state->mutex);
@@ -2232,10 +2229,10 @@ static int uart_poll_init(struct tty_driver *driver, int line, char *options)
         int parity = 'n';
         int flow = 'n';
 
-        if (!state || !state->port)
+        if (!state || !state->uart_port)
                 return -1;
 
-        port = state->port;
+        port = state->uart_port;
         if (!(port->ops->poll_get_char && port->ops->poll_put_char))
                 return -1;
 
@@ -2253,10 +2250,10 @@ static int uart_poll_get_char(struct tty_driver *driver, int line)
         struct uart_state *state = drv->state + line;
         struct uart_port *port;
 
-        if (!state || !state->port)
+        if (!state || !state->uart_port)
                 return -1;
 
-        port = state->port;
+        port = state->uart_port;
         return port->ops->poll_get_char(port);
 }
 
@@ -2266,10 +2263,10 @@ static void uart_poll_put_char(struct tty_driver *driver, int line, char ch)
         struct uart_state *state = drv->state + line;
         struct uart_port *port;
 
-        if (!state || !state->port)
+        if (!state || !state->uart_port)
                 return;
 
-        port = state->port;
+        port = state->uart_port;
         port->ops->poll_put_char(port, ch);
 }
 #endif
@@ -2365,9 +2362,9 @@ int uart_register_driver(struct uart_driver *drv)
                 state->closing_wait    = 30000; /* 30 seconds */
                 mutex_init(&state->mutex);
 
-                tty_port_init(&state->info.port);
-                init_waitqueue_head(&state->info.delta_msr_wait);
-                tasklet_init(&state->info.tlet, uart_tasklet_action,
+                tty_port_init(&state->port);
+                init_waitqueue_head(&state->delta_msr_wait);
+                tasklet_init(&state->tlet, uart_tasklet_action,
                              (unsigned long)state);
         }
 
@@ -2430,16 +2427,16 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *port)
 
         mutex_lock(&port_mutex);
         mutex_lock(&state->mutex);
-        if (state->port) {
+        if (state->uart_port) {
                 ret = -EINVAL;
                 goto out;
         }
 
-        state->port = port;
+        state->uart_port = port;
         state->pm_state = -1;
 
         port->cons = drv->cons;
-        port->info = &state->info;
+        port->state = state;
 
         /*
          * If this port is a console, then the spinlock is already
@@ -2488,13 +2485,12 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *port)
 int uart_remove_one_port(struct uart_driver *drv, struct uart_port *port)
 {
         struct uart_state *state = drv->state + port->line;
-        struct uart_info *info;
 
         BUG_ON(in_interrupt());
 
-        if (state->port != port)
+        if (state->uart_port != port)
                 printk(KERN_ALERT "Removing wrong port: %p != %p\n",
-                        state->port, port);
+                        state->uart_port, port);
 
         mutex_lock(&port_mutex);
 
@@ -2511,9 +2507,8 @@ int uart_remove_one_port(struct uart_driver *drv, struct uart_port *port)
          */
         tty_unregister_device(drv->tty_driver, port->line);
 
-        info = &state->info;
-        if (info && info->port.tty)
-                tty_vhangup(info->port.tty);
+        if (state->port.tty)
+                tty_vhangup(state->port.tty);
 
         /*
          * Free the port IO and memory resources, if any.
@@ -2529,10 +2524,9 @@ int uart_remove_one_port(struct uart_driver *drv, struct uart_port *port)
         /*
          * Kill the tasklet, and free resources.
          */
-        if (info)
-                tasklet_kill(&info->tlet);
+        tasklet_kill(&state->tlet);
 
-        state->port = NULL;
+        state->uart_port = NULL;
         mutex_unlock(&port_mutex);
 
         return 0;
diff --git a/drivers/serial/serial_ks8695.c b/drivers/serial/serial_ks8695.c
index 52db5cc3f900..4560b2e70685 100644
--- a/drivers/serial/serial_ks8695.c
+++ b/drivers/serial/serial_ks8695.c
@@ -154,7 +154,7 @@ static void ks8695uart_disable_ms(struct uart_port *port)
 static irqreturn_t ks8695uart_rx_chars(int irq, void *dev_id)
 {
         struct uart_port *port = dev_id;
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         unsigned int status, ch, lsr, flg, max_count = 256;
 
         status = UART_GET_LSR(port);            /* clears pending LSR interrupts */
@@ -210,7 +210,7 @@ ignore_char:
 static irqreturn_t ks8695uart_tx_chars(int irq, void *dev_id)
 {
         struct uart_port *port = dev_id;
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
         unsigned int count;
 
         if (port->x_char) {
@@ -266,7 +266,7 @@ static irqreturn_t ks8695uart_modem_status(int irq, void *dev_id)
         if (status & URMS_URTERI)
                 port->icount.rng++;
 
-        wake_up_interruptible(&port->info->delta_msr_wait);
+        wake_up_interruptible(&port->state->delta_msr_wait);
 
         return IRQ_HANDLED;
 }
diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c
index a7bf024a8286..057fc5e8cc8d 100644
--- a/drivers/serial/serial_lh7a40x.c
+++ b/drivers/serial/serial_lh7a40x.c
@@ -138,7 +138,7 @@ static void lh7a40xuart_enable_ms (struct uart_port* port)
 
 static void lh7a40xuart_rx_chars (struct uart_port* port)
 {
-        struct tty_struct* tty = port->info->port.tty;
+        struct tty_struct* tty = port->state->port.tty;
         int cbRxMax = 256;      /* (Gross) limit on receive */
         unsigned int data;      /* Received data and status */
         unsigned int flag;
@@ -184,7 +184,7 @@ static void lh7a40xuart_rx_chars (struct uart_port* port)
 
 static void lh7a40xuart_tx_chars (struct uart_port* port)
 {
-        struct circ_buf* xmit = &port->info->xmit;
+        struct circ_buf* xmit = &port->state->xmit;
         int cbTxMax = port->fifosize;
 
         if (port->x_char) {
@@ -241,7 +241,7 @@ static void lh7a40xuart_modem_status (struct uart_port* port)
         if (delta & CTS)
                 uart_handle_cts_change (port, status & CTS);
 
-        wake_up_interruptible (&port->info->delta_msr_wait);
+        wake_up_interruptible (&port->state->delta_msr_wait);
 }
 
 static irqreturn_t lh7a40xuart_int (int irq, void* dev_id)
diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c
index 54dd16d66a4b..0f7cf4c453e6 100644
--- a/drivers/serial/serial_txx9.c
+++ b/drivers/serial/serial_txx9.c
@@ -272,7 +272,7 @@ static void serial_txx9_initialize(struct uart_port *port)
 static inline void
 receive_chars(struct uart_txx9_port *up, unsigned int *status)
 {
-        struct tty_struct *tty = up->port.info->port.tty;
+        struct tty_struct *tty = up->port.state->port.tty;
         unsigned char ch;
         unsigned int disr = *status;
         int max_count = 256;
@@ -348,7 +348,7 @@ receive_chars(struct uart_txx9_port *up, unsigned int *status)
 
 static inline void transmit_chars(struct uart_txx9_port *up)
 {
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
         int count;
 
         if (up->port.x_char) {
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 32dc2fc50e6b..85119fb7cb50 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -361,7 +361,7 @@ static inline int sci_rxroom(struct uart_port *port)
 
 static void sci_transmit_chars(struct uart_port *port)
 {
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
         unsigned int stopped = uart_tx_stopped(port);
         unsigned short status;
         unsigned short ctrl;
@@ -426,7 +426,7 @@ static void sci_transmit_chars(struct uart_port *port)
 static inline void sci_receive_chars(struct uart_port *port)
 {
         struct sci_port *sci_port = to_sci_port(port);
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         int i, count, copied = 0;
         unsigned short status;
         unsigned char flag;
@@ -546,7 +546,7 @@ static inline int sci_handle_errors(struct uart_port *port)
 {
         int copied = 0;
         unsigned short status = sci_in(port, SCxSR);
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
 
         if (status & SCxSR_ORER(port)) {
                 /* overrun error */
@@ -600,7 +600,7 @@ static inline int sci_handle_errors(struct uart_port *port)
 
 static inline int sci_handle_fifo_overrun(struct uart_port *port)
 {
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         int copied = 0;
 
         if (port->type != PORT_SCIF)
@@ -623,7 +623,7 @@ static inline int sci_handle_breaks(struct uart_port *port)
 {
         int copied = 0;
         unsigned short status = sci_in(port, SCxSR);
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         struct sci_port *s = to_sci_port(port);
 
         if (uart_handle_break(port))
diff --git a/drivers/serial/sn_console.c b/drivers/serial/sn_console.c
index d5276c012f78..9794e0cd3dcc 100644
--- a/drivers/serial/sn_console.c
+++ b/drivers/serial/sn_console.c
@@ -469,9 +469,9 @@ sn_receive_chars(struct sn_cons_port *port, unsigned long flags)
                 return;
         }
 
-        if (port->sc_port.info) {
+        if (port->sc_port.state) {
                 /* The serial_core stuffs are initilized, use them */
-                tty = port->sc_port.info->port.tty;
+                tty = port->sc_port.state->port.tty;
         }
         else {
                 /* Not registered yet - can't pass to tty layer.  */
@@ -550,9 +550,9 @@ static void sn_transmit_chars(struct sn_cons_port *port, int raw)
 
         BUG_ON(!port->sc_is_asynch);
 
-        if (port->sc_port.info) {
+        if (port->sc_port.state) {
                 /* We're initilized, using serial core infrastructure */
-                xmit = &port->sc_port.info->xmit;
+                xmit = &port->sc_port.state->xmit;
         } else {
                 /* Probably sn_sal_switch_to_asynch has been run but serial core isn't
                  * initilized yet.  Just return.  Writes are going through
@@ -927,7 +927,7 @@ sn_sal_console_write(struct console *co, const char *s, unsigned count)
         /* We can't look at the xmit buffer if we're not registered with serial core
          *  yet.  So only do the fancy recovery after registering
          */
-        if (!port->sc_port.info) {
+        if (!port->sc_port.state) {
                 /* Not yet registered with serial core - simple case */
                 puts_raw_fixed(port->sc_ops->sal_puts_raw, s, count);
                 return;
@@ -936,8 +936,8 @@ sn_sal_console_write(struct console *co, const char *s, unsigned count)
         /* somebody really wants this output, might be an
          * oops, kdb, panic, etc.  make sure they get it. */
         if (spin_is_locked(&port->sc_port.lock)) {
-                int lhead = port->sc_port.info->xmit.head;
-                int ltail = port->sc_port.info->xmit.tail;
+                int lhead = port->sc_port.state->xmit.head;
+                int ltail = port->sc_port.state->xmit.tail;
                 int counter, got_lock = 0;
 
                 /*
@@ -962,13 +962,13 @@ sn_sal_console_write(struct console *co, const char *s, unsigned count)
                                 break;
                         } else {
                                 /* still locked */
-                                if ((lhead != port->sc_port.info->xmit.head)
+                                if ((lhead != port->sc_port.state->xmit.head)
                                     || (ltail !=
-                                        port->sc_port.info->xmit.tail)) {
+                                        port->sc_port.state->xmit.tail)) {
                                         lhead =
-                                                port->sc_port.info->xmit.head;
+                                                port->sc_port.state->xmit.head;
                                         ltail =
-                                                port->sc_port.info->xmit.tail;
+                                                port->sc_port.state->xmit.tail;
                                         counter = 0;
                                 }
                         }
diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c
index 1df5325faab2..d548652dee50 100644
--- a/drivers/serial/sunhv.c
+++ b/drivers/serial/sunhv.c
@@ -184,8 +184,8 @@ static struct tty_struct *receive_chars(struct uart_port *port)
 {
         struct tty_struct *tty = NULL;
 
-        if (port->info != NULL)         /* Unopened serial console */
-                tty = port->info->port.tty;
+        if (port->state != NULL)                /* Unopened serial console */
+                tty = port->state->port.tty;
 
         if (sunhv_ops->receive_chars(port, tty))
                 sun_do_break();
@@ -197,10 +197,10 @@ static void transmit_chars(struct uart_port *port)
 {
         struct circ_buf *xmit;
 
-        if (!port->info)
+        if (!port->state)
                 return;
 
-        xmit = &port->info->xmit;
+        xmit = &port->state->xmit;
         if (uart_circ_empty(xmit) || uart_tx_stopped(port))
                 return;
 
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c
index 0355efe115d9..7c4f2fe8e246 100644
--- a/drivers/serial/sunsab.c
+++ b/drivers/serial/sunsab.c
@@ -117,8 +117,8 @@ receive_chars(struct uart_sunsab_port *up,
         int count = 0;
         int i;
 
-        if (up->port.info != NULL)              /* Unopened serial console */
-                tty = up->port.info->port.tty;
+        if (up->port.state != NULL)             /* Unopened serial console */
+                tty = up->port.state->port.tty;
 
         /* Read number of BYTES (Character + Status) available. */
         if (stat->sreg.isr0 & SAB82532_ISR0_RPF) {
@@ -229,7 +229,7 @@ static void sunsab_tx_idle(struct uart_sunsab_port *);
 static void transmit_chars(struct uart_sunsab_port *up,
                            union sab82532_irq_status *stat)
 {
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
         int i;
 
         if (stat->sreg.isr1 & SAB82532_ISR1_ALLS) {
@@ -297,7 +297,7 @@ static void check_status(struct uart_sunsab_port *up,
                 up->port.icount.dsr++;
         }
 
-        wake_up_interruptible(&up->port.info->delta_msr_wait);
+        wake_up_interruptible(&up->port.state->delta_msr_wait);
 }
 
 static irqreturn_t sunsab_interrupt(int irq, void *dev_id)
@@ -429,7 +429,7 @@ static void sunsab_tx_idle(struct uart_sunsab_port *up)
 static void sunsab_start_tx(struct uart_port *port)
 {
         struct uart_sunsab_port *up = (struct uart_sunsab_port *) port;
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
         int i;
 
         up->interrupt_mask1 &= ~(SAB82532_IMR1_ALLS|SAB82532_IMR1_XPR);
diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c
index 47c6837850b1..5a32365b58ad 100644
--- a/drivers/serial/sunsu.c
+++ b/drivers/serial/sunsu.c
@@ -311,7 +311,7 @@ static void sunsu_enable_ms(struct uart_port *port)
 static struct tty_struct *
 receive_chars(struct uart_sunsu_port *up, unsigned char *status)
 {
-        struct tty_struct *tty = up->port.info->port.tty;
+        struct tty_struct *tty = up->port.state->port.tty;
         unsigned char ch, flag;
         int max_count = 256;
         int saw_console_brk = 0;
@@ -389,7 +389,7 @@ receive_chars(struct uart_sunsu_port *up, unsigned char *status)
 
 static void transmit_chars(struct uart_sunsu_port *up)
 {
-        struct circ_buf *xmit = &up->port.info->xmit;
+        struct circ_buf *xmit = &up->port.state->xmit;
         int count;
 
         if (up->port.x_char) {
@@ -441,7 +441,7 @@ static void check_modem_status(struct uart_sunsu_port *up)
         if (status & UART_MSR_DCTS)
                 uart_handle_cts_change(&up->port, status & UART_MSR_CTS);
 
-        wake_up_interruptible(&up->port.info->delta_msr_wait);
+        wake_up_interruptible(&up->port.state->delta_msr_wait);
 }
 
 static irqreturn_t sunsu_serial_interrupt(int irq, void *dev_id)
diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index e09d3cebb4fb..055034d12b1c 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -328,9 +328,9 @@ sunzilog_receive_chars(struct uart_sunzilog_port *up,
         unsigned char ch, r1, flag;
 
         tty = NULL;
-        if (up->port.info != NULL &&            /* Unopened serial console */
-            up->port.info->port.tty != NULL)    /* Keyboard || mouse */
-                tty = up->port.info->port.tty;
+        if (up->port.state != NULL &&           /* Unopened serial console */
+            up->port.state->port.tty != NULL)   /* Keyboard || mouse */
+                tty = up->port.state->port.tty;
 
         for (;;) {
 
@@ -451,7 +451,7 @@ static void sunzilog_status_handle(struct uart_sunzilog_port *up,
                         uart_handle_cts_change(&up->port,
                                                (status & CTS));
 
-                wake_up_interruptible(&up->port.info->delta_msr_wait);
+                wake_up_interruptible(&up->port.state->delta_msr_wait);
         }
 
         up->prev_status = status;
@@ -501,9 +501,9 @@ static void sunzilog_transmit_chars(struct uart_sunzilog_port *up,
                 return;
         }
 
-        if (up->port.info == NULL)
+        if (up->port.state == NULL)
                 goto ack_tx_int;
-        xmit = &up->port.info->xmit;
+        xmit = &up->port.state->xmit;
         if (uart_circ_empty(xmit))
                 goto ack_tx_int;
 
@@ -705,7 +705,7 @@ static void sunzilog_start_tx(struct uart_port *port)
                 port->icount.tx++;
                 port->x_char = 0;
         } else {
-                struct circ_buf *xmit = &port->info->xmit;
+                struct circ_buf *xmit = &port->state->xmit;
 
                 writeb(xmit->buf[xmit->tail], &channel->data);
                 ZSDELAY();
diff --git a/drivers/serial/timbuart.c b/drivers/serial/timbuart.c
index 063a313b755c..3d40be6f389f 100644
--- a/drivers/serial/timbuart.c
+++ b/drivers/serial/timbuart.c
@@ -77,7 +77,7 @@ static void timbuart_flush_buffer(struct uart_port *port)
 
 static void timbuart_rx_chars(struct uart_port *port)
 {
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
 
         while (ioread32(port->membase + TIMBUART_ISR) & RXDP) {
                 u8 ch = ioread8(port->membase + TIMBUART_RXFIFO);
@@ -86,7 +86,7 @@ static void timbuart_rx_chars(struct uart_port *port)
         }
 
         spin_unlock(&port->lock);
-        tty_flip_buffer_push(port->info->port.tty);
+        tty_flip_buffer_push(port->state->port.tty);
         spin_lock(&port->lock);
 
         dev_dbg(port->dev, "%s - total read %d bytes\n",
@@ -95,7 +95,7 @@ static void timbuart_rx_chars(struct uart_port *port)
 
 static void timbuart_tx_chars(struct uart_port *port)
 {
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         while (!(ioread32(port->membase + TIMBUART_ISR) & TXBF) &&
                 !uart_circ_empty(xmit)) {
@@ -118,7 +118,7 @@ static void timbuart_handle_tx_port(struct uart_port *port, u32 isr, u32 *ier)
 {
         struct timbuart_port *uart =
                 container_of(port, struct timbuart_port, port);
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         if (uart_circ_empty(xmit) || uart_tx_stopped(port))
                 return;
@@ -231,7 +231,7 @@ static void timbuart_mctrl_check(struct uart_port *port, u32 isr, u32 *ier)
                 iowrite32(CTS_DELTA, port->membase + TIMBUART_ISR);
                 cts = timbuart_get_mctrl(port);
                 uart_handle_cts_change(port, cts & TIOCM_CTS);
-                wake_up_interruptible(&port->info->delta_msr_wait);
+                wake_up_interruptible(&port->state->delta_msr_wait);
         }
 
         *ier |= CTS_DELTA;
diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
index 3317148a4b93..5d3a573d6994 100644
--- a/drivers/serial/uartlite.c
+++ b/drivers/serial/uartlite.c
@@ -75,7 +75,7 @@ static struct uart_port ulite_ports[ULITE_NR_UARTS];
 
 static int ulite_receive(struct uart_port *port, int stat)
 {
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         unsigned char ch = 0;
         char flag = TTY_NORMAL;
 
@@ -125,7 +125,7 @@ static int ulite_receive(struct uart_port *port, int stat)
 
 static int ulite_transmit(struct uart_port *port, int stat)
 {
-        struct circ_buf *xmit  = &port->info->xmit;
+        struct circ_buf *xmit  = &port->state->xmit;
 
         if (stat & ULITE_STATUS_TXFULL)
                 return 0;
@@ -162,7 +162,7 @@ static irqreturn_t ulite_isr(int irq, void *dev_id)
                 busy |= ulite_transmit(port, stat);
         } while (busy);
 
-        tty_flip_buffer_push(port->info->port.tty);
+        tty_flip_buffer_push(port->state->port.tty);
 
         return IRQ_HANDLED;
 }
diff --git a/drivers/serial/ucc_uart.c b/drivers/serial/ucc_uart.c
index e945e780b5c9..0c08f286a2ef 100644
--- a/drivers/serial/ucc_uart.c
+++ b/drivers/serial/ucc_uart.c
@@ -327,7 +327,7 @@ static int qe_uart_tx_pump(struct uart_qe_port *qe_port)
         unsigned char *p;
         unsigned int count;
         struct uart_port *port = &qe_port->port;
-        struct circ_buf *xmit = &port->info->xmit;
+        struct circ_buf *xmit = &port->state->xmit;
 
         bdp = qe_port->rx_cur;
 
@@ -466,7 +466,7 @@ static void qe_uart_int_rx(struct uart_qe_port *qe_port)
         int i;
         unsigned char ch, *cp;
         struct uart_port *port = &qe_port->port;
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         struct qe_bd *bdp;
         u16 status;
         unsigned int flg;
diff --git a/drivers/serial/vr41xx_siu.c b/drivers/serial/vr41xx_siu.c
index dac550e57c29..cf4410e6d53b 100644
--- a/drivers/serial/vr41xx_siu.c
+++ b/drivers/serial/vr41xx_siu.c
@@ -318,7 +318,7 @@ static inline void receive_chars(struct uart_port *port, uint8_t *status)
         char flag;
         int max_count = RX_MAX_COUNT;
 
-        tty = port->info->port.tty;
+        tty = port->state->port.tty;
         lsr = *status;
 
         do {
@@ -386,7 +386,7 @@ static inline void check_modem_status(struct uart_port *port)
         if (msr & UART_MSR_DCTS)
                 uart_handle_cts_change(port, msr & UART_MSR_CTS);
 
-        wake_up_interruptible(&port->info->delta_msr_wait);
+        wake_up_interruptible(&port->state->delta_msr_wait);
 }
 
 static inline void transmit_chars(struct uart_port *port)
@@ -394,7 +394,7 @@ static inline void transmit_chars(struct uart_port *port)
         struct circ_buf *xmit;
         int max_count = TX_MAX_COUNT;
 
-        xmit = &port->info->xmit;
+        xmit = &port->state->xmit;
 
         if (port->x_char) {
                 siu_write(port, UART_TX, port->x_char);
diff --git a/drivers/serial/zs.c b/drivers/serial/zs.c
index d8c2809b1ab6..b9c9fb9198d6 100644
--- a/drivers/serial/zs.c
+++ b/drivers/serial/zs.c
@@ -602,12 +602,12 @@ static void zs_receive_chars(struct zs_port *zport)
                 uart_insert_char(uport, status, Rx_OVR, ch, flag);
         }
 
-        tty_flip_buffer_push(uport->info->port.tty);
+        tty_flip_buffer_push(uport->state->port.tty);
 }
 
 static void zs_raw_transmit_chars(struct zs_port *zport)
 {
-        struct circ_buf *xmit = &zport->port.info->xmit;
+        struct circ_buf *xmit = &zport->port.state->xmit;
 
         /* XON/XOFF chars.  */
         if (zport->port.x_char) {
@@ -686,7 +686,7 @@ static void zs_status_handle(struct zs_port *zport, struct zs_port *zport_a)
                         uport->icount.rng++;
 
                 if (delta)
-                        wake_up_interruptible(&uport->info->delta_msr_wait);
+                        wake_up_interruptible(&uport->state->delta_msr_wait);
 
                 spin_lock(&scc->zlock);
         }
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 3cd255f0b211..c1542703fbab 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -186,7 +186,6 @@
 #include <linux/sysrq.h>
 
 struct uart_port;
-struct uart_info;
 struct serial_struct;
 struct device;
 
@@ -284,7 +283,7 @@ struct uart_port {
 
         unsigned int            read_status_mask;       /* driver specific */
         unsigned int            ignore_status_mask;     /* driver specific */
-        struct uart_info        *info;                  /* pointer to parent info */
+        struct uart_state       *state;                 /* pointer to parent state */
         struct uart_icount      icount;                 /* statistics */
 
         struct console          *cons;                  /* struct console, if any */
@@ -343,8 +342,22 @@ struct uart_port {
  */
 typedef unsigned int __bitwise__ uif_t;
 
-struct uart_info {
+
+/*
+ * This is the state information which is persistent across opens.
+ * The low level driver must not to touch any elements contained
+ * within.
+ */
+struct uart_state {
         struct tty_port         port;
+        unsigned int            close_delay;            /* msec */
+        unsigned int            closing_wait;           /* msec */
+
+#define USF_CLOSING_WAIT_INF    (0)
+#define USF_CLOSING_WAIT_NONE   (~0U)
+
+        int                     count;
+        int                     pm_state;
         struct circ_buf         xmit;
         uif_t                   flags;
 
@@ -362,24 +375,7 @@ struct uart_info {
 
         struct tasklet_struct   tlet;
         wait_queue_head_t       delta_msr_wait;
-};
-
-/*
- * This is the state information which is persistent across opens.
- * The low level driver must not to touch any elements contained
- * within.
- */
-struct uart_state {
-        unsigned int            close_delay;            /* msec */
-        unsigned int            closing_wait;           /* msec */
-
-#define USF_CLOSING_WAIT_INF    (0)
-#define USF_CLOSING_WAIT_NONE   (~0U)
-
-        int                     count;
-        int                     pm_state;
-        struct uart_info        info;
-        struct uart_port        *port;
+        struct uart_port        *uart_port;
 
         struct mutex            mutex;
 };
@@ -462,7 +458,7 @@ int uart_resume_port(struct uart_driver *reg, struct uart_port *port);
 
 static inline int uart_tx_stopped(struct uart_port *port)
 {
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
         if(tty->stopped || tty->hw_stopped)
                 return 1;
         return 0;
@@ -477,7 +473,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
 #ifdef SUPPORT_SYSRQ
         if (port->sysrq) {
                 if (ch && time_before(jiffies, port->sysrq)) {
-                        handle_sysrq(ch, port->info->port.tty);
+                        handle_sysrq(ch, port->state->port.tty);
                         port->sysrq = 0;
                         return 1;
                 }
@@ -495,7 +491,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
  */
 static inline int uart_handle_break(struct uart_port *port)
 {
-        struct uart_info *info = port->info;
+        struct uart_state *state = port->state;
 #ifdef SUPPORT_SYSRQ
         if (port->cons && port->cons->index == port->line) {
                 if (!port->sysrq) {
@@ -506,7 +502,7 @@ static inline int uart_handle_break(struct uart_port *port)
         }
 #endif
         if (port->flags & UPF_SAK)
-                do_SAK(info->port.tty);
+                do_SAK(state->port.tty);
         return 0;
 }
 
@@ -518,7 +514,7 @@ static inline int uart_handle_break(struct uart_port *port)
 static inline void
 uart_handle_dcd_change(struct uart_port *port, unsigned int status)
 {
-        struct uart_info *info = port->info;
+        struct uart_state *state = port->state;
 
         port->icount.dcd++;
 
@@ -527,11 +523,11 @@ uart_handle_dcd_change(struct uart_port *port, unsigned int status)
                 hardpps();
 #endif
 
-        if (info->flags & UIF_CHECK_CD) {
+        if (state->flags & UIF_CHECK_CD) {
                 if (status)
-                        wake_up_interruptible(&info->port.open_wait);
-                else if (info->port.tty)
-                        tty_hangup(info->port.tty);
+                        wake_up_interruptible(&state->port.open_wait);
+                else if (state->port.tty)
+                        tty_hangup(state->port.tty);
         }
 }
 
@@ -543,12 +539,12 @@ uart_handle_dcd_change(struct uart_port *port, unsigned int status)
 static inline void
 uart_handle_cts_change(struct uart_port *port, unsigned int status)
 {
-        struct uart_info *info = port->info;
-        struct tty_struct *tty = info->port.tty;
+        struct uart_state *state = port->state;
+        struct tty_struct *tty = state->port.tty;
 
         port->icount.cts++;
 
-        if (info->flags & UIF_CTS_FLOW) {
+        if (state->flags & UIF_CTS_FLOW) {
                 if (tty->hw_stopped) {
                         if (status) {
                                 tty->hw_stopped = 0;
@@ -570,7 +566,7 @@ static inline void
 uart_insert_char(struct uart_port *port, unsigned int status,
                  unsigned int overrun, unsigned int ch, unsigned int flag)
 {
-        struct tty_struct *tty = port->info->port.tty;
+        struct tty_struct *tty = port->state->port.tty;
 
         if ((status & port->ignore_status_mask & ~overrun) == 0)
                 tty_insert_flip_char(tty, ch, flag);