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authorLinus Torvalds <torvalds@linux-foundation.org>2024-02-04 06:58:23 +0000
committerLinus Torvalds <torvalds@linux-foundation.org>2024-02-04 06:58:23 +0000
commit0214960971939697f1499239398874cfc3a52d69 (patch)
tree6ef496787d33719ad5b903c3d88ccb67c4d63525 /include/uapi
parent809be620dc070c02a6e0daee0dcb0479c6296891 (diff)
parentb35f8dbbce818b02c730dc85133dc7754266e084 (diff)
Merge tag 'tty-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty and serial driver fixes from Greg KH: "Here are some small tty and serial driver fixes for 6.8-rc3 that resolve a number of reported issues. Included in here are: - rs485 flag definition fix that affected the user/kernel abi in -rc1 - max310x driver fixes - 8250_pci1xxxx driver off-by-one fix - uart_tiocmget locking race fix All of these have been in linux-next for over a week with no reported issues" * tag 'tty-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: serial: max310x: prevent infinite while() loop in port startup serial: max310x: fail probe if clock crystal is unstable serial: max310x: improve crystal stable clock detection serial: max310x: set default value when reading clock ready bit serial: core: Fix atomicity violation in uart_tiocmget serial: 8250_pci1xxxx: fix off by one in pci1xxxx_process_read_data() tty: serial: Fix bit order in RS485 flag definitions
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/serial.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/include/uapi/linux/serial.h b/include/uapi/linux/serial.h
index 9086367db043..de9b4733607e 100644
--- a/include/uapi/linux/serial.h
+++ b/include/uapi/linux/serial.h
@@ -145,12 +145,13 @@ struct serial_rs485 {
#define SER_RS485_ENABLED _BITUL(0)
#define SER_RS485_RTS_ON_SEND _BITUL(1)
#define SER_RS485_RTS_AFTER_SEND _BITUL(2)
-#define SER_RS485_RX_DURING_TX _BITUL(3)
-#define SER_RS485_TERMINATE_BUS _BITUL(4)
-#define SER_RS485_ADDRB _BITUL(5)
-#define SER_RS485_ADDR_RECV _BITUL(6)
-#define SER_RS485_ADDR_DEST _BITUL(7)
-#define SER_RS485_MODE_RS422 _BITUL(8)
+/* Placeholder for bit 3: SER_RS485_RTS_BEFORE_SEND, which isn't used anymore */
+#define SER_RS485_RX_DURING_TX _BITUL(4)
+#define SER_RS485_TERMINATE_BUS _BITUL(5)
+#define SER_RS485_ADDRB _BITUL(6)
+#define SER_RS485_ADDR_RECV _BITUL(7)
+#define SER_RS485_ADDR_DEST _BITUL(8)
+#define SER_RS485_MODE_RS422 _BITUL(9)
__u32 delay_rts_before_send;
__u32 delay_rts_after_send;