[2/3] iommu: rockchip: Remove unused variant ops

Commit Message

Jonas Karlman Jan. 25, 2023, 10:18 p.m. UTC

The dte_addr_phys and dma_addr_dte ops is now unused by the driver,
let's remove them.

Signed-off-by: Jonas Karlman <[e-mail]>
---
 drivers/iommu/rockchip-iommu.c | 33 ---------------------------------
 1 file changed, 33 deletions(-)

Patch

diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index 3f92b95e6b67..ca47f198455e 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -98,8 +98,6 @@  struct rk_iommu_ops {
 	phys_addr_t (*pt_address)(u32 dte);
 	u32 (*mk_dtentries)(dma_addr_t pt_dma);
 	u32 (*mk_ptentries)(phys_addr_t page, int prot);
-	phys_addr_t (*dte_addr_phys)(u32 addr);
-	u32 (*dma_addr_dte)(dma_addr_t dt_dma);
 	u64 dma_bit_mask;
 };
 
@@ -530,33 +528,6 @@  static int rk_iommu_force_reset(struct rk_iommu *iommu)
 	return 0;
 }
 
-static inline phys_addr_t rk_dte_addr_phys(u32 addr)
-{
-	return (phys_addr_t)addr;
-}
-
-static inline u32 rk_dma_addr_dte(dma_addr_t dt_dma)
-{
-	return dt_dma;
-}
-
-#define DT_HI_MASK GENMASK_ULL(39, 32)
-#define DTE_BASE_HI_MASK GENMASK(11, 4)
-#define DT_SHIFT   28
-
-static inline phys_addr_t rk_dte_addr_phys_v2(u32 addr)
-{
-	u64 addr64 = addr;
-	return (phys_addr_t)(addr64 & RK_DTE_PT_ADDRESS_MASK) |
-	       ((addr64 & DTE_BASE_HI_MASK) << DT_SHIFT);
-}
-
-static inline u32 rk_dma_addr_dte_v2(dma_addr_t dt_dma)
-{
-	return (dt_dma & RK_DTE_PT_ADDRESS_MASK) |
-	       ((dt_dma & DT_HI_MASK) >> DT_SHIFT);
-}
-
 static void log_iova(struct rk_iommu *iommu, int index, dma_addr_t iova)
 {
 	void __iomem *base = iommu->bases[index];
@@ -1370,8 +1341,6 @@  static struct rk_iommu_ops iommu_data_ops_v1 = {
 	.pt_address = &rk_dte_pt_address,
 	.mk_dtentries = &rk_mk_dte,
 	.mk_ptentries = &rk_mk_pte,
-	.dte_addr_phys = &rk_dte_addr_phys,
-	.dma_addr_dte = &rk_dma_addr_dte,
 	.dma_bit_mask = DMA_BIT_MASK(32),
 };
 
@@ -1379,8 +1348,6 @@  static struct rk_iommu_ops iommu_data_ops_v2 = {
 	.pt_address = &rk_dte_pt_address_v2,
 	.mk_dtentries = &rk_mk_dte_v2,
 	.mk_ptentries = &rk_mk_pte_v2,
-	.dte_addr_phys = &rk_dte_addr_phys_v2,
-	.dma_addr_dte = &rk_dma_addr_dte_v2,
 	.dma_bit_mask = DMA_BIT_MASK(40),
 };