diff mbox

[v2,19/25] pxa2xx-flash: switch from ioremap_cache to memremap

Message ID 20150725023945.8664.34842.stgit@dwillia2-desk3.amr.corp.intel.com (mailing list archive)
State Superseded
Delegated to: Dan Williams
Headers show

Commit Message

Dan Williams July 25, 2015, 2:39 a.m. UTC
In preparation for deprecating ioremap_cache() convert its usage in
pxa2xx-flash to memremap.

Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 drivers/mtd/maps/pxa2xx-flash.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Brian Norris Oct. 2, 2015, 5:51 p.m. UTC | #1
+ linux-mtd

On Fri, Jul 24, 2015 at 10:39:45PM -0400, Dan Williams wrote:
> In preparation for deprecating ioremap_cache() convert its usage in
> pxa2xx-flash to memremap.
> 
> Cc: David Woodhouse <dwmw2@infradead.org>
> Cc: Brian Norris <computersforpeace@gmail.com>
> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
> ---
>  drivers/mtd/maps/pxa2xx-flash.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
> index 12fa75df5008..758a8a7f86d9 100644
> --- a/drivers/mtd/maps/pxa2xx-flash.c
> +++ b/drivers/mtd/maps/pxa2xx-flash.c
> @@ -71,8 +71,8 @@ static int pxa2xx_flash_probe(struct platform_device *pdev)
>  		       info->map.name);
>  		return -ENOMEM;
>  	}
> -	info->map.cached =
> -		ioremap_cache(info->map.phys, info->map.size);
> +	info->map.cached = memremap(info->map.phys, info->map.size,
> +			MEMREMAP_CACHE);

Should the corresponding iounmap() be changed too? Looks like a pretty
thin wrapper right now, but it seems like the API would suggest we do
this anyway.

>  	if (!info->map.cached)
>  		printk(KERN_WARNING "Failed to ioremap cached %s\n",
>  		       info->map.name);
> 

Brian
Dan Williams Oct. 9, 2015, 9:33 p.m. UTC | #2
On Fri, Oct 2, 2015 at 10:51 AM, Brian Norris
<computersforpeace@gmail.com> wrote:
> + linux-mtd
>
> On Fri, Jul 24, 2015 at 10:39:45PM -0400, Dan Williams wrote:
>> In preparation for deprecating ioremap_cache() convert its usage in
>> pxa2xx-flash to memremap.
>>
>> Cc: David Woodhouse <dwmw2@infradead.org>
>> Cc: Brian Norris <computersforpeace@gmail.com>
>> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
>> ---
>>  drivers/mtd/maps/pxa2xx-flash.c |    4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
>> index 12fa75df5008..758a8a7f86d9 100644
>> --- a/drivers/mtd/maps/pxa2xx-flash.c
>> +++ b/drivers/mtd/maps/pxa2xx-flash.c
>> @@ -71,8 +71,8 @@ static int pxa2xx_flash_probe(struct platform_device *pdev)
>>                      info->map.name);
>>               return -ENOMEM;
>>       }
>> -     info->map.cached =
>> -             ioremap_cache(info->map.phys, info->map.size);
>> +     info->map.cached = memremap(info->map.phys, info->map.size,
>> +                     MEMREMAP_CACHE);
>
> Should the corresponding iounmap() be changed too? Looks like a pretty
> thin wrapper right now, but it seems like the API would suggest we do
> this anyway.
>

Yes, thanks for that catch, addressed in the next rev.
diff mbox

Patch

diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c
index 12fa75df5008..758a8a7f86d9 100644
--- a/drivers/mtd/maps/pxa2xx-flash.c
+++ b/drivers/mtd/maps/pxa2xx-flash.c
@@ -71,8 +71,8 @@  static int pxa2xx_flash_probe(struct platform_device *pdev)
 		       info->map.name);
 		return -ENOMEM;
 	}
-	info->map.cached =
-		ioremap_cache(info->map.phys, info->map.size);
+	info->map.cached = memremap(info->map.phys, info->map.size,
+			MEMREMAP_CACHE);
 	if (!info->map.cached)
 		printk(KERN_WARNING "Failed to ioremap cached %s\n",
 		       info->map.name);