[RFC/PATCH,5/6] DSPBRIDGE: do not use low level cache manipulation API

Commit Message

Ohad Ben Cohen May 2, 2010, 11:56 a.m. UTC

None

Patch

diff --git a/arch/arm/plat-omap/include/dspbridge/mem.h
b/arch/arm/plat-omap/include/
index 087f69f..4d9b33b 100644
--- a/arch/arm/plat-omap/include/dspbridge/mem.h
+++ b/arch/arm/plat-omap/include/dspbridge/mem.h
@@ -124,21 +124,6 @@  extern void *mem_calloc(IN u32 byte_size, IN enum
mem_poolattrs
 extern void mem_exit(void);

 /*
- *  ======== mem_flush_cache ========
- *  Purpose:
- *      Performs system cache sync with discard
- *  Parameters:
- *      pMemBuf:    Pointer to memory region to be flushed.
- *      pMemBuf:    Size of the memory region to be flushed.
- *  Returns:
- *  Requires:
- *      MEM is initialized.
- *  Ensures:
- *      Cache is synchronized
- */
-extern void mem_flush_cache(void *pMemBuf, u32 byte_size, s32 FlushType);
-
-/*
  *  ======== mem_free_phys_mem ========
  *  Purpose:
  *      Free the given block of physically contiguous memory.
diff --git a/drivers/dsp/bridge/services/mem.c
b/drivers/dsp/bridge/services/mem.c
index 916a49f..dfb17cf 100644
--- a/drivers/dsp/bridge/services/mem.c
+++ b/drivers/dsp/bridge/services/mem.c
@@ -212,39 +212,6 @@  void mem_exit(void)
 }

 /*
- *  ======== mem_flush_cache ========
- *  Purpose:
- *      Flush cache
- */
-void mem_flush_cache(void *pMemBuf, u32 byte_size, s32 FlushType)
-{
-       if (!pMemBuf)
-               return;
-
-       switch (FlushType) {
-               /* invalidate only */
-       case PROC_INVALIDATE_MEM:
-               dmac_inv_range(pMemBuf, pMemBuf + byte_size);
-               outer_inv_range(__pa((u32) pMemBuf), __pa((u32) pMemBuf +
-                                                         byte_size));
-               break;
-               /* writeback only */
-       case PROC_WRITEBACK_MEM:
-               dmac_clean_range(pMemBuf, pMemBuf + byte_size);
-               outer_clean_range(__pa((u32) pMemBuf), __pa((u32) pMemBuf +
-                                                           byte_size));
-               break;
-               /* writeback and invalidate */
-       case PROC_WRITEBACK_INVALIDATE_MEM:
-               dmac_flush_range(pMemBuf, pMemBuf + byte_size);
-               outer_flush_range(__pa((u32) pMemBuf), __pa((u32) pMemBuf +
-                                                           byte_size));
-               break;
-       }
-
-}
-
-/*
  *  ======== mem_free_phys_mem ========
  *  Purpose:
  *      Free the given block of physically contiguous memory.