}
return 0;
}
+
+uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
+{
+ if (reg < rdev->rmmio_size)
+ return readl(((void __iomem *)rdev->rmmio) + reg);
+ else {
+ writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
+ return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
+ }
+}
+
+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);
+ else {
+ writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
+ writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
+ }
+}
+
+u32 r100_io_rreg(struct radeon_device *rdev, u32 reg)
+{
+ if (reg < rdev->rio_mem_size)
+ return ioread32(rdev->rio_mem + reg);
+ else {
+ iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX);
+ return ioread32(rdev->rio_mem + RADEON_MM_DATA);
+ }
+}
+
+void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v)
+{
+ if (reg < rdev->rio_mem_size)
+ iowrite32(v, rdev->rio_mem + reg);
+ else {
+ iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX);
+ iowrite32(v, rdev->rio_mem + RADEON_MM_DATA);
+ }
+}