int sprd_iommu_mm_iova_map(struct sprd_iommu_dev *dev, unsigned long iova, size_t iova_length, struct ion_buffer *handle)
{
int err=-1;
sprd_iommu_mm_enable(dev);
err = sprd_iommu_iova_map(dev,iova,iova_length,handle);
sprd_iommu_mm_disable(dev);
return err;
}
int sprd_iommu_mm_iova_map(struct sprd_iommu_dev *dev, unsigned long iova, size_t iova_length, struct ion_buffer *handle)
{
int err=-1;
mutex_lock(&dev->mutex_clk_op);
if (0 == dev->map_count)
sprd_iommu_mm_enable(dev);
dev->map_count++;
mutex_unlock(&dev->mutex_clk_op);
err = sprd_iommu_iova_map(dev,iova,iova_length,handle);
return err;
}
int sprd_iommu_gsp0_iova_map(struct sprd_iommu_dev *dev, unsigned long iova,
size_t iova_length, struct sg_table *table)
{
int err = -1;
mutex_lock(&dev->mutex_map);
if (0 == dev->map_count)
sprd_iommu_enable(dev);
dev->map_count++;
err = sprd_iommu_iova_map(dev, iova, iova_length, table);
mutex_unlock(&dev->mutex_map);
return err;
}