]> err.no Git - linux-2.6/commitdiff
intelfb: add vsync interrupt support
authorEric Hustvedt <ehustvedt@cecropia.com>
Tue, 20 Jun 2006 18:36:41 +0000 (14:36 -0400)
committerDave Airlie <airlied@linux.ie>
Mon, 3 Jul 2006 08:59:46 +0000 (18:59 +1000)
[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>
drivers/video/intelfb/intelfbhw.h

index 10acda098b71e5c5685c739d105f2c12d90598c4..258235149913760ad880438359d477f42f111db0 100644 (file)
 
 /* 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)))