Add beginning of a simple granule allocator to support DMA IO buffer allocation

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@5129 7fd9a85b-ad96-42d3-883c-3090e2eb8679

3 files changed, 7 insertions, 7 deletions

diff --git a/nuttx/fs/fat/fs_fat32.c b/nuttx/fs/fat/fs_fat32.c
index 60622e2f7..0c28cea67 100644
--- a/nuttx/fs/fat/fs_fat32.c
+++ b/nuttx/fs/fat/fs_fat32.c
@@ -405,7 +405,7 @@ static int fat_close(FAR struct file *filep)
 
   if (ff->ff_buffer)
     {
-      fat_io_free(ff->ff_buffer);
+      fat_io_free(ff->ff_buffer, fs->fs_hwsectorsize);
     }
 
   /* Then free the file structure itself. */
@@ -1651,7 +1651,7 @@ static int fat_unbind(void *handle, FAR struct inode **blkdriver)
 
       if (fs->fs_buffer)
         {
-          fat_io_free(fs->fs_buffer);
+          fat_io_free(fs->fs_buffer, fs->fs_hwsectorsize);
         }
 
       kfree(fs);
diff --git a/nuttx/fs/fat/fs_fat32.h b/nuttx/fs/fat/fs_fat32.h
index c7fa5219c..71a21333b 100644
--- a/nuttx/fs/fat/fs_fat32.h
+++ b/nuttx/fs/fat/fs_fat32.h
@@ -697,11 +697,11 @@
  ****************************************************************************/
 
 #ifdef CONFIG_FAT_DMAMEMORY
-#  define fat_io_alloc(s) fat_dma_alloc(s)
-#  define fat_io_free(s)  fat_dma_free(s)
+#  define fat_io_alloc(s)  fat_dma_alloc(s)
+#  define fat_io_free(m,s) fat_dma_free(m,s)
 #else
-#  define fat_io_alloc(s) kmalloc(s)
-#  define fat_io_free(s)  kfree(s)
+#  define fat_io_alloc(s)  kmalloc(s)
+#  define fat_io_free(m,s) kfree(m)
 #endif
 
 /****************************************************************************
diff --git a/nuttx/fs/fat/fs_fat32util.c b/nuttx/fs/fat/fs_fat32util.c
index f8f5ef495..7231456d7 100644
--- a/nuttx/fs/fat/fs_fat32util.c
+++ b/nuttx/fs/fat/fs_fat32util.c
@@ -668,7 +668,7 @@ int fat_mount(struct fat_mountpt_s *fs, bool writeable)
   return OK;
 
  errout_with_buffer:
-  fat_io_free(fs->fs_buffer);
+  fat_io_free(fs->fs_buffer, fs->fs_hwsectorsize);
   fs->fs_buffer = 0;
  errout:
   fs->fs_mounted = false;