]> git.proxmox.com Git - mirror_ubuntu-disco-kernel.git/commitdiff
ARM: 5888/1: arm: Update comments in cacheflush.h and remove unnecessary V6 and V7...
authorTony Lindgren <tony@atomide.com>
Tue, 19 Jan 2010 22:42:08 +0000 (23:42 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Tue, 19 Jan 2010 23:11:56 +0000 (23:11 +0000)
The comments in cacheflush.h should follow what's in
struct cpu_cache_fns. The comments for V6 and V7 are
unnecessary.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/include/asm/cacheflush.h
arch/arm/mm/proc-v6.S
arch/arm/mm/proc-v7.S

index 730aefcfbee3eb8e0c46ea0a6dc0b9ba0fd1e27f..c77d2fa1f6e5c1151a4ffca7cc7182e34da9b32a 100644 (file)
  *     Please note that the implementation of these, and the required
  *     effects are cache-type (VIVT/VIPT/PIPT) specific.
  *
- *     flush_cache_kern_all()
+ *     flush_kern_all()
  *
  *             Unconditionally clean and invalidate the entire cache.
  *
- *     flush_cache_user_mm(mm)
+ *     flush_user_all()
  *
  *             Clean and invalidate all user space cache entries
  *             before a change of page tables.
  *
- *     flush_cache_user_range(start, end, flags)
+ *     flush_user_range(start, end, flags)
  *
  *             Clean and invalidate a range of cache entries in the
  *             specified address space before a change of page tables.
  *             - start  - virtual start address
  *             - end    - virtual end address
  *
+ *     coherent_user_range(start, end)
+ *
+ *             Ensure coherency between the Icache and the Dcache in the
+ *             region described by start, end.  If you have non-snooping
+ *             Harvard caches, you need to implement this function.
+ *             - start  - virtual start address
+ *             - end    - virtual end address
+ *
+ *     flush_kern_dcache_area(kaddr, size)
+ *
+ *             Ensure that the data held in page is written back.
+ *             - kaddr  - page address
+ *             - size   - region size
+ *
  *     DMA Cache Coherency
  *     ===================
  *
index 395cc90c6613d616f56c502102747464baa2b159..7a5337ed7d68b6b1112e59ede2ce2dd5ed630a5f 100644 (file)
@@ -59,8 +59,6 @@ ENTRY(cpu_v6_proc_fin)
  *     to what would be the reset vector.
  *
  *     - loc   - location to jump to for soft reset
- *
- *     It is assumed that:
  */
        .align  5
 ENTRY(cpu_v6_reset)
index d2a80747c6fe476cb795b205326bc2df1a485763..7aaf88a3b7aabb7a8a7268d435eda8aa78bd7671 100644 (file)
@@ -63,8 +63,6 @@ ENDPROC(cpu_v7_proc_fin)
  *     to what would be the reset vector.
  *
  *     - loc   - location to jump to for soft reset
- *
- *     It is assumed that:
  */
        .align  5
 ENTRY(cpu_v7_reset)