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ARM: 5888/1: arm: Update comments in cacheflush.h and remove unnecess…
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…ary V6 and V7 comments

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>
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Tony Lindgren authored and Russell King committed Jan 19, 2010
1 parent 1f667c6 commit 2045124
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Showing 3 changed files with 17 additions and 7 deletions.
20 changes: 17 additions & 3 deletions arch/arm/include/asm/cacheflush.h
Original file line number Diff line number Diff line change
Expand Up @@ -154,16 +154,16 @@
* 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.
Expand All @@ -179,6 +179,20 @@
* - 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
* ===================
*
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2 changes: 0 additions & 2 deletions arch/arm/mm/proc-v6.S
Original file line number Diff line number Diff line change
Expand Up @@ -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)
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2 changes: 0 additions & 2 deletions arch/arm/mm/proc-v7.S
Original file line number Diff line number Diff line change
Expand Up @@ -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)
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