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Commit 3ce6fb43 authored by Eric Hustvedt's avatar Eric Hustvedt Committed by Dave Airlie
Browse files

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: default avatarEric Hustvedt <ehustvedt@cecropia.com>
parent 0fe6e2d2

drivers/video/intelfb/intelfbhw.h

+3 −0
Original line number Diff line number Diff line
@@ -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)))