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Commit bd5dc09f authored by Felipe Balbi's avatar Felipe Balbi Committed by Greg Kroah-Hartman
Browse files

serial: fix UART_IIR_ID 



UART IRQ Identification bitfield is 3
bits long (bits 3:1) but current mask only
masks 2 bits. Fix it.

Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6bf78967

include/uapi/linux/serial_reg.h

+1 −1
Original line number Diff line number Diff line
@@ -32,7 +32,7 @@ 


#define UART_IIR	2	/* In:  Interrupt ID Register */

#define UART_IIR_NO_INT		0x01 /* No interrupts pending */

#define UART_IIR_ID		0x06 /* Mask for the interrupt ID */

#define UART_IIR_ID		0x0e /* Mask for the interrupt ID */

#define UART_IIR_MSI		0x00 /* Modem status interrupt */

#define UART_IIR_THRI		0x02 /* Transmitter holding register empty */

#define UART_IIR_RDI		0x04 /* Receiver data interrupt */