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-rw-r--r--include/linux/serial_8250.h33
1 files changed, 30 insertions, 3 deletions
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index a416e92012e..c174c90fb3f 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -65,11 +65,38 @@ enum {
* platform device. Using these will make your driver
* dependent on the 8250 driver.
*/
-struct uart_port;
-struct uart_8250_port;
+
+struct uart_8250_port {
+ struct uart_port port;
+ struct timer_list timer; /* "no irq" timer */
+ struct list_head list; /* ports on this IRQ */
+ unsigned short capabilities; /* port capabilities */
+ unsigned short bugs; /* port bugs */
+ unsigned int tx_loadsz; /* transmit fifo load size */
+ unsigned char acr;
+ unsigned char ier;
+ unsigned char lcr;
+ unsigned char mcr;
+ unsigned char mcr_mask; /* mask of user bits */
+ unsigned char mcr_force; /* mask of forced bits */
+ unsigned char cur_iotype; /* Running I/O type */
+
+ /*
+ * Some bits in registers are cleared on a read, so they must
+ * be saved whenever the register is read but the bits will not
+ * be immediately processed.
+ */
+#define LSR_SAVE_FLAGS UART_LSR_BRK_ERROR_BITS
+ unsigned char lsr_saved_flags;
+#define MSR_SAVE_FLAGS UART_MSR_ANY_DELTA
+ unsigned char msr_saved_flags;
+
+ /* 8250 specific callbacks */
+ int (*dl_read)(struct uart_8250_port *);
+ void (*dl_write)(struct uart_8250_port *, int);
+};
int serial8250_register_8250_port(struct uart_8250_port *);
-int serial8250_register_port(struct uart_port *);
void serial8250_unregister_port(int line);
void serial8250_suspend_port(int line);
void serial8250_resume_port(int line);