staging: tidspbridge: delete unused mmu functions

This should get rid of warnings of the type:

warning: passing argument 1 of '' discards qualifiers from pointer target type
 note: expected 'void *' but argument is of type 'const void *'

Signed-off-by: Omar Ramirez Luna <omar.ramirez@copitl.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/tidspbridge/hw/hw_mmu.c b/drivers/staging/tidspbridge/hw/hw_mmu.c
index a159450..50244a4 100644 (file)
--- a/drivers/staging/tidspbridge/hw/hw_mmu.c
+++ b/drivers/staging/tidspbridge/hw/hw_mmu.c
@@ -48,31 +48,6 @@ enum hw_mmu_page_size_t {
 };
 
 /*
- * FUNCTION          : mmu_flush_entry
- *
- * INPUTS:
- *
- *       Identifier      : base_address
- *       Type          : const u32
- *       Description     : Base Address of instance of MMU module
- *
- * RETURNS:
- *
- *       Type          : hw_status
- *       Description     : 0            -- No errors occurred
- *                      RET_BAD_NULL_PARAM     -- A Pointer
- *                                             Parameter was set to NULL
- *
- * PURPOSE:          : Flush the TLB entry pointed by the
- *                     lock counter register
- *                     even if this entry is set protected
- *
- * METHOD:            : Check the Input parameter and Flush a
- *                      single entry in the TLB.
- */
-static hw_status mmu_flush_entry(const void __iomem *base_address);
-
-/*
  * FUNCTION          : mmu_set_cam_entry
  *
  * INPUTS:
@@ -285,44 +260,6 @@ hw_status hw_mmu_twl_disable(void __iomem *base_address)
        return status;
 }
 
-hw_status hw_mmu_tlb_flush(const void __iomem *base_address, u32 virtual_addr,
-                          u32 page_sz)
-{
-       hw_status status = 0;
-       u32 virtual_addr_tag;
-       enum hw_mmu_page_size_t pg_size_bits;
-
-       switch (page_sz) {
-       case HW_PAGE_SIZE4KB:
-               pg_size_bits = HW_MMU_SMALL_PAGE;
-               break;
-
-       case HW_PAGE_SIZE64KB:
-               pg_size_bits = HW_MMU_LARGE_PAGE;
-               break;
-
-       case HW_PAGE_SIZE1MB:
-               pg_size_bits = HW_MMU_SECTION;
-               break;
-
-       case HW_PAGE_SIZE16MB:
-               pg_size_bits = HW_MMU_SUPERSECTION;
-               break;
-
-       default:
-               return -EINVAL;
-       }
-
-       /* Generate the 20-bit tag from virtual address */
-       virtual_addr_tag = ((virtual_addr & MMU_ADDR_MASK) >> 12);
-
-       mmu_set_cam_entry(base_address, pg_size_bits, 0, 0, virtual_addr_tag);
-
-       mmu_flush_entry(base_address);
-
-       return status;
-}
-
 hw_status hw_mmu_tlb_add(void __iomem *base_address,
                         u32 physical_addr,
                         u32 virtual_addr,
@@ -503,18 +440,6 @@ hw_status hw_mmu_pte_clear(const u32 pg_tbl_va, u32 virtual_addr, u32 page_size)
        return status;
 }
 
-/* mmu_flush_entry */
-static hw_status mmu_flush_entry(const void __iomem *base_address)
-{
-       hw_status status = 0;
-       u32 flush_entry_data = 0x1;
-
-       /* write values to register */
-       MMUMMU_FLUSH_ENTRY_WRITE_REGISTER32(base_address, flush_entry_data);
-
-       return status;
-}
-
 /* mmu_set_cam_entry */
 static hw_status mmu_set_cam_entry(void __iomem *base_address,
                                   const u32 page_sz,

diff --git a/drivers/staging/tidspbridge/hw/hw_mmu.h b/drivers/staging/tidspbridge/hw/hw_mmu.h
index 1cdd082..1c50bb3 100644 (file)
--- a/drivers/staging/tidspbridge/hw/hw_mmu.h
+++ b/drivers/staging/tidspbridge/hw/hw_mmu.h
@@ -76,9 +76,6 @@ extern hw_status hw_mmu_twl_enable(void __iomem *base_address);
 
 extern hw_status hw_mmu_twl_disable(void __iomem *base_address);
 
-extern hw_status hw_mmu_tlb_flush(const void __iomem *base_address,
-                                 u32 virtual_addr, u32 page_sz);
-
 extern hw_status hw_mmu_tlb_add(void __iomem *base_address,
                                u32 physical_addr,
                                u32 virtual_addr,