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authorEric Hustvedt <ehustvedt@cecropia.com>2006-06-20 14:36:41 -0400
committerDave Airlie <airlied@linux.ie>2006-07-03 18:59:46 +1000
commit3ce6fb4358bce6aced489f798138795163ad3f7c (patch)
tree233894f62ac13a02bc88300e596f212656adc4d6 /drivers/video/intelfb
parent0fe6e2d2928e089d16ec5ed7ba634c1d60916020 (diff)
downloadop-kernel-dev-3ce6fb4358bce6aced489f798138795163ad3f7c.zip
op-kernel-dev-3ce6fb4358bce6aced489f798138795163ad3f7c.tar.gz
intelfb: add vsync interrupt support
[01/05] intelfb: Add 16-bit register access macros This patch adds macros to read and write two-byte MMIO registers. The interrupt-related registers are all word-sized, rather than long-sized. Signed-off-by: Eric Hustvedt <ehustvedt@cecropia.com>
Diffstat (limited to 'drivers/video/intelfb')
-rw-r--r--drivers/video/intelfb/intelfbhw.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/intelfb/intelfbhw.h b/drivers/video/intelfb/intelfbhw.h
index 10acda0..2582351 100644
--- a/drivers/video/intelfb/intelfbhw.h
+++ b/drivers/video/intelfb/intelfbhw.h
@@ -468,9 +468,12 @@
/* I/O macros */
#define INREG8(addr) readb((u8 __iomem *)(dinfo->mmio_base + (addr)))
+#define INREG16(addr) readw((u16 __iomem *)(dinfo->mmio_base + (addr)))
#define INREG(addr) readl((u32 __iomem *)(dinfo->mmio_base + (addr)))
#define OUTREG8(addr, val) writeb((val),(u8 __iomem *)(dinfo->mmio_base + \
(addr)))
+#define OUTREG16(addr, val) writew((val),(u16 __iomem *)(dinfo->mmio_base + \
+ (addr)))
#define OUTREG(addr, val) writel((val),(u32 __iomem *)(dinfo->mmio_base + \
(addr)))
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