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authorPaul Mundt <lethal@linux-sh.org>2011-06-08 10:06:25 +0200
committerPaul Mundt <lethal@linux-sh.org>2011-06-08 10:06:25 +0200
commita01cdc10689f5d252530d14474528ea785ecfde4 (patch)
treed843fd8d12728a7eebfef2e79c3ee056770ed47f /drivers/tty/serial/sh-sci.h
parentserial: sh-sci: Kill off bitrotted H8/300 support. (diff)
downloadlinux-a01cdc10689f5d252530d14474528ea785ecfde4.tar.xz
linux-a01cdc10689f5d252530d14474528ea785ecfde4.zip
serial: sh-sci: Tidy up ioread/write wrappers, kill off unused SCI helper.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/tty/serial/sh-sci.h')
-rw-r--r--drivers/tty/serial/sh-sci.h35
1 files changed, 9 insertions, 26 deletions
diff --git a/drivers/tty/serial/sh-sci.h b/drivers/tty/serial/sh-sci.h
index 4dc249ecc59f..923ebd908e70 100644
--- a/drivers/tty/serial/sh-sci.h
+++ b/drivers/tty/serial/sh-sci.h
@@ -181,32 +181,25 @@
#define SCI_MAJOR 204
#define SCI_MINOR_START 8
-#define SCI_IN(size, offset) \
- if ((size) == 8) { \
- return ioread8(port->membase + (offset)); \
- } else { \
- return ioread16(port->membase + (offset)); \
- }
-#define SCI_OUT(size, offset, value) \
- if ((size) == 8) { \
- iowrite8(value, port->membase + (offset)); \
- } else if ((size) == 16) { \
- iowrite16(value, port->membase + (offset)); \
- }
+#define SCI_IN(size, offset) \
+ ioread##size(port->membase + (offset))
+
+#define SCI_OUT(size, offset, value) \
+ iowrite##size(value, port->membase + (offset))
#define CPU_SCIx_FNS(name, sci_offset, sci_size, scif_offset, scif_size)\
static inline unsigned int sci_##name##_in(struct uart_port *port) \
{ \
if (port->type == PORT_SCIF || port->type == PORT_SCIFB) { \
- SCI_IN(scif_size, scif_offset) \
+ return SCI_IN(scif_size, scif_offset); \
} else { /* PORT_SCI or PORT_SCIFA */ \
- SCI_IN(sci_size, sci_offset); \
+ return SCI_IN(sci_size, sci_offset); \
} \
} \
static inline void sci_##name##_out(struct uart_port *port, unsigned int value) \
{ \
if (port->type == PORT_SCIF || port->type == PORT_SCIFB) { \
- SCI_OUT(scif_size, scif_offset, value) \
+ SCI_OUT(scif_size, scif_offset, value); \
} else { /* PORT_SCI or PORT_SCIFA */ \
SCI_OUT(sci_size, sci_offset, value); \
} \
@@ -215,23 +208,13 @@
#define CPU_SCIF_FNS(name, scif_offset, scif_size) \
static inline unsigned int sci_##name##_in(struct uart_port *port) \
{ \
- SCI_IN(scif_size, scif_offset); \
+ return SCI_IN(scif_size, scif_offset); \
} \
static inline void sci_##name##_out(struct uart_port *port, unsigned int value) \
{ \
SCI_OUT(scif_size, scif_offset, value); \
}
-#define CPU_SCI_FNS(name, sci_offset, sci_size) \
- static inline unsigned int sci_##name##_in(struct uart_port* port) \
- { \
- SCI_IN(sci_size, sci_offset); \
- } \
- static inline void sci_##name##_out(struct uart_port* port, unsigned int value) \
- { \
- SCI_OUT(sci_size, sci_offset, value); \
- }
-
#if defined(CONFIG_CPU_SH3) || \
defined(CONFIG_ARCH_SH73A0) || \
defined(CONFIG_ARCH_SH7367) || \