[PATCH 2/3] alpha, drm: Remove obsolete Alpha support in MGA DRMcode

From: Jay Estabrook
Date: Thu Jun 09 2011 - 18:48:34 EST



Remove an obsolete Alpha adjustment in the drm for MGA on Alpha.

Signed-off-by: Jay Estabrook <jay.estabrook@xxxxxxxxx>
---
drivers/gpu/drm/mga/mga_drv.h | 19 -------------------
1 file changed, 19 deletions(-)

diff -Naurp a/drivers/gpu/drm/mga/mga_drv.h b/drivers/gpu/drm/mga/mga_drv.h
--- a/drivers/gpu/drm/mga/mga_drv.h 2011-04-26 23:48:50.000000000 -0400
+++ b/drivers/gpu/drm/mga/mga_drv.h 2011-05-02 11:51:48.000000000 -0400
@@ -195,29 +195,10 @@ extern long mga_compat_ioctl(struct file

#define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER()

-#if defined(__linux__) && defined(__alpha__)
-#define MGA_BASE(reg) ((unsigned long)(dev_priv->mmio->handle))
-#define MGA_ADDR(reg) (MGA_BASE(reg) + reg)
-
-#define MGA_DEREF(reg) (*(volatile u32 *)MGA_ADDR(reg))
-#define MGA_DEREF8(reg) (*(volatile u8 *)MGA_ADDR(reg))
-
-#define MGA_READ(reg) (_MGA_READ((u32 *)MGA_ADDR(reg)))
-#define MGA_READ8(reg) (_MGA_READ((u8 *)MGA_ADDR(reg)))
-#define MGA_WRITE(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF(reg) = val; } while (0)
-#define MGA_WRITE8(reg, val) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8(reg) = val; } while (0)
-
-static inline u32 _MGA_READ(u32 *addr)
-{
- DRM_MEMORYBARRIER();
- return *(volatile u32 *)addr;
-}
-#else
#define MGA_READ8(reg) DRM_READ8(dev_priv->mmio, (reg))
#define MGA_READ(reg) DRM_READ32(dev_priv->mmio, (reg))
#define MGA_WRITE8(reg, val) DRM_WRITE8(dev_priv->mmio, (reg), (val))
#define MGA_WRITE(reg, val) DRM_WRITE32(dev_priv->mmio, (reg), (val))
-#endif

#define DWGREG0 0x1c00
#define DWGREG0_END 0x1dff

---
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