The ipu6_mmu_pgsize() could be removed as driver unload this to
the PCI core driver DMA ops instead of handling in IPU6 driver.
Signed-off-by: Bingbu Cao <bingbu.cao@xxxxxxxxx>
---
drivers/media/pci/intel/ipu6/ipu6-mmu.c | 28 ----------------------------
1 file changed, 28 deletions(-)
diff --git a/drivers/media/pci/intel/ipu6/ipu6-mmu.c b/drivers/media/pci/intel/ipu6/ipu6-mmu.c
index d746e42918ae..2d9c6fbd5da2 100644
--- a/drivers/media/pci/intel/ipu6/ipu6-mmu.c
+++ b/drivers/media/pci/intel/ipu6/ipu6-mmu.c
@@ -644,34 +644,6 @@ phys_addr_t ipu6_mmu_iova_to_phys(struct ipu6_mmu_info *mmu_info,
return phy_addr;
}
-static size_t ipu6_mmu_pgsize(unsigned long pgsize_bitmap,
- unsigned long addr_merge, size_t size)
-{
- unsigned int pgsize_idx;
- size_t pgsize;
-
- /* Max page size that still fits into 'size' */
- pgsize_idx = __fls(size);
-
- if (likely(addr_merge)) {
- /* Max page size allowed by address */
- unsigned int align_pgsize_idx = __ffs(addr_merge);
-
- pgsize_idx = min(pgsize_idx, align_pgsize_idx);
- }
-
- pgsize = (1UL << (pgsize_idx + 1)) - 1;
- pgsize &= pgsize_bitmap;
-
- WARN_ON(!pgsize);
-
- /* pick the biggest page */
- pgsize_idx = __fls(pgsize);
- pgsize = 1UL << pgsize_idx;
-
- return pgsize;
-}
-
void ipu6_mmu_unmap(struct ipu6_mmu_info *mmu_info, unsigned long iova,
size_t size)
{
--
2.7.4
