Merge tag 'tty-4.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull tty/serial driver updates from Greg KH:
 "Here is the big tty and serial driver update for 4.4-rc1.

  Lots of serial driver updates and a few small tty core changes.  Full
  details in the shortlog.

  All of these have been in linux-next for a while"

* tag 'tty-4.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: (148 commits)
  tty: Use unbound workqueue for all input workers
  tty: Abstract tty buffer work
  tty: Prevent tty teardown during tty_write_message()
  tty: core: Use correct spinlock flavor in tiocspgrp()
  tty: Combine SIGTTOU/SIGTTIN handling
  serial: amba-pl011: fix incorrect integer size in pl011_fifo_to_tty()
  ttyFDC: Fix build problems due to use of module_{init,exit}
  tty: remove unneeded return statement
  serial: 8250_mid: add support for DMA engine handling from UART MMIO
  dmaengine: hsu: remove platform data
  dmaengine: hsu: introduce stubs for the exported functions
  dmaengine: hsu: make the UART driver in control of selecting this driver
  serial: fix mctrl helper functions
  serial: 8250_pci: Intel MID UART support to its own driver
  serial: fsl_lpuart: add earlycon support
  tty: disable unbind for old 74xx based serial/mpsc console port
  serial: pl011: Spelling s/clocks-names/clock-names/
  n_tty: Remove reader wakeups for TTY_BREAK/TTY_PARITY chars
  tty: synclink, fix indentation
  serial: at91, fix rs485 properties
  ...

1 files changed, 16 insertions, 33 deletions

diff --git a/drivers/tty/serial/sh-sci.h b/drivers/tty/serial/sh-sci.h
index 3393f67b4e84..bf69bbdcc1f9 100644
--- a/drivers/tty/serial/sh-sci.h
+++ b/drivers/tty/serial/sh-sci.h
@@ -54,10 +54,10 @@ enum {
 
 #define SCI_DEFAULT_ERROR_MASK (SCI_PER | SCI_FER)
 
-#define SCI_RDxF_CLEAR	~(SCI_RESERVED | SCI_RDRF)
-#define SCI_ERROR_CLEAR	~(SCI_RESERVED | SCI_PER | SCI_FER | SCI_ORER)
-#define SCI_TDxE_CLEAR	~(SCI_RESERVED | SCI_TEND | SCI_TDRE)
-#define SCI_BREAK_CLEAR	~(SCI_RESERVED | SCI_PER | SCI_FER | SCI_ORER)
+#define SCI_RDxF_CLEAR	(u32)(~(SCI_RESERVED | SCI_RDRF))
+#define SCI_ERROR_CLEAR	(u32)(~(SCI_RESERVED | SCI_PER | SCI_FER | SCI_ORER))
+#define SCI_TDxE_CLEAR	(u32)(~(SCI_RESERVED | SCI_TEND | SCI_TDRE))
+#define SCI_BREAK_CLEAR	(u32)(~(SCI_RESERVED | SCI_PER | SCI_FER | SCI_ORER))
 
 /* SCxSR (Serial Status Register) on SCIF, SCIFA, SCIFB, HSCIF */
 #define SCIF_ER		BIT(7)	/* Receive Error */
@@ -76,10 +76,10 @@ enum {
 
 #define SCIF_DEFAULT_ERROR_MASK (SCIF_PER | SCIF_FER | SCIF_BRK | SCIF_ER)
 
-#define SCIF_RDxF_CLEAR		~(SCIF_DR | SCIF_RDF)
-#define SCIF_ERROR_CLEAR	~(SCIFA_ORER | SCIF_PER | SCIF_FER | SCIF_ER)
-#define SCIF_TDxE_CLEAR		~(SCIF_TDFE)
-#define SCIF_BREAK_CLEAR	~(SCIF_PER | SCIF_FER | SCIF_BRK)
+#define SCIF_RDxF_CLEAR		(u32)(~(SCIF_DR | SCIF_RDF))
+#define SCIF_ERROR_CLEAR	(u32)(~(SCIF_PER | SCIF_FER | SCIF_ER))
+#define SCIF_TDxE_CLEAR		(u32)(~(SCIF_TDFE))
+#define SCIF_BREAK_CLEAR	(u32)(~(SCIF_PER | SCIF_FER | SCIF_BRK))
 
 /* SCFCR (FIFO Control Register) */
 #define SCFCR_MCE	BIT(3)	/* Modem Control Enable */
@@ -119,28 +119,11 @@ enum {
 
 #define SCxSR_ERRORS(port)	(to_sci_port(port)->error_mask)
 
-#if defined(CONFIG_CPU_SUBTYPE_SH7705) || \
-    defined(CONFIG_CPU_SUBTYPE_SH7720) || \
-    defined(CONFIG_CPU_SUBTYPE_SH7721) || \
-    defined(CONFIG_ARCH_SH73A0) || \
-    defined(CONFIG_ARCH_R8A7740)
-
-# define SCxSR_RDxF_CLEAR(port) \
-	(serial_port_in(port, SCxSR) & SCIF_RDxF_CLEAR)
-# define SCxSR_ERROR_CLEAR(port) \
-	(serial_port_in(port, SCxSR) & SCIF_ERROR_CLEAR)
-# define SCxSR_TDxE_CLEAR(port) \
-	(serial_port_in(port, SCxSR) & SCIF_TDxE_CLEAR)
-# define SCxSR_BREAK_CLEAR(port) \
-	(serial_port_in(port, SCxSR) & SCIF_BREAK_CLEAR)
-#else
-# define SCxSR_RDxF_CLEAR(port) \
-	((((port)->type == PORT_SCI) ? SCI_RDxF_CLEAR : SCIF_RDxF_CLEAR) & 0xff)
-# define SCxSR_ERROR_CLEAR(port) \
-	((((port)->type == PORT_SCI) ? SCI_ERROR_CLEAR : SCIF_ERROR_CLEAR) & 0xff)
-# define SCxSR_TDxE_CLEAR(port) \
-	((((port)->type == PORT_SCI) ? SCI_TDxE_CLEAR : SCIF_TDxE_CLEAR) & 0xff)
-# define SCxSR_BREAK_CLEAR(port) \
-	((((port)->type == PORT_SCI) ? SCI_BREAK_CLEAR : SCIF_BREAK_CLEAR) & 0xff)
-#endif
-
+#define SCxSR_RDxF_CLEAR(port) \
+	(((port)->type == PORT_SCI) ? SCI_RDxF_CLEAR : SCIF_RDxF_CLEAR)
+#define SCxSR_ERROR_CLEAR(port) \
+	(to_sci_port(port)->error_clear)
+#define SCxSR_TDxE_CLEAR(port) \
+	(((port)->type == PORT_SCI) ? SCI_TDxE_CLEAR : SCIF_TDxE_CLEAR)
+#define SCxSR_BREAK_CLEAR(port) \
+	(((port)->type == PORT_SCI) ? SCI_BREAK_CLEAR : SCIF_BREAK_CLEAR)