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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>
This commit is contained in:
Eric Hustvedt 2006-06-20 14:36:41 -04:00 committed by Dave Airlie
parent 0fe6e2d292
commit 3ce6fb4358
1 changed files with 3 additions and 0 deletions
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3
drivers/video/intelfb/intelfbhw.h
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@ -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)))