drm/radeon: Remove a bunch of useless _iomem casts

Just defining rdev->rmmio properly in the first place should do
the trick. In some cases, the cast were also complete dups as
the original variable was already of the right type.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 11 insertions, 11 deletions

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index ec534f52408..ef37a9b5a3c 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1177,7 +1177,7 @@ struct radeon_device {
         /* Register mmio */
         resource_size_t                 rmmio_base;
         resource_size_t                 rmmio_size;
-        void                            *rmmio;
+        void __iomem                    *rmmio;
         radeon_rreg_t                   mc_rreg;
         radeon_wreg_t                   mc_wreg;
         radeon_rreg_t                   pll_rreg;
@@ -1254,20 +1254,20 @@ int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
 static inline uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
 {
         if (reg < rdev->rmmio_size)
-                return readl(((void __iomem *)rdev->rmmio) + reg);
+                return readl((rdev->rmmio) + reg);
         else {
-                writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
-                return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
+                writel(reg, (rdev->rmmio) + RADEON_MM_INDEX);
+                return readl((rdev->rmmio) + RADEON_MM_DATA);
         }
 }
 
 static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 {
         if (reg < rdev->rmmio_size)
-                writel(v, ((void __iomem *)rdev->rmmio) + reg);
+                writel(v, (rdev->rmmio) + reg);
         else {
-                writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
-                writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
+                writel(reg, (rdev->rmmio) + RADEON_MM_INDEX);
+                writel(v, (rdev->rmmio) + RADEON_MM_DATA);
         }
 }
 
@@ -1299,10 +1299,10 @@ static inline void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v)
 /*
  * Registers read & write functions.
  */
-#define RREG8(reg) readb(((void __iomem *)rdev->rmmio) + (reg))
-#define WREG8(reg, v) writeb(v, ((void __iomem *)rdev->rmmio) + (reg))
-#define RREG16(reg) readw(((void __iomem *)rdev->rmmio) + (reg))
-#define WREG16(reg, v) writew(v, ((void __iomem *)rdev->rmmio) + (reg))
+#define RREG8(reg) readb((rdev->rmmio) + (reg))
+#define WREG8(reg, v) writeb(v, (rdev->rmmio) + (reg))
+#define RREG16(reg) readw((rdev->rmmio) + (reg))
+#define WREG16(reg, v) writew(v, (rdev->rmmio) + (reg))
 #define RREG32(reg) r100_mm_rreg(rdev, (reg))
 #define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", r100_mm_rreg(rdev, (reg)))
 #define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v))