[PATCH v2] drivers: staging: davinci_vpfe: use resource_size()

[PATCH v2] drivers: staging: davinci_vpfe: use resource_size()

[Silviu-Mihai Popescu]

This uses the resource_size() function instead of explicit computation.

Signed-off-by: Silviu-Mihai Popescu <silviupopescu1990@gmail.com>
---
 drivers/staging/media/davinci_vpfe/dm365_ipipe.c   |    2 +-
 drivers/staging/media/davinci_vpfe/dm365_isif.c    |    4 ++--
 drivers/staging/media/davinci_vpfe/dm365_resizer.c |    2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/media/davinci_vpfe/dm365_ipipe.c b/drivers/staging/media/davinci_vpfe/dm365_ipipe.c
index 9285353..05673ed 100644
--- a/drivers/staging/media/davinci_vpfe/dm365_ipipe.c
+++ b/drivers/staging/media/davinci_vpfe/dm365_ipipe.c
@@ -1859,5 +1859,5 @@ void vpfe_ipipe_cleanup(struct vpfe_ipipe_device *ipipe,
 	iounmap(ipipe->isp5_base_addr);
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 4);
 	if (res)
-		release_mem_region(res->start, res->end - res->start + 1);
+		release_mem_region(res->start, resource_size(res));
 }
diff --git a/drivers/staging/media/davinci_vpfe/dm365_isif.c b/drivers/staging/media/davinci_vpfe/dm365_isif.c
index ebeea72..c4a5660 100644
--- a/drivers/staging/media/davinci_vpfe/dm365_isif.c
+++ b/drivers/staging/media/davinci_vpfe/dm365_isif.c
@@ -1953,7 +1953,7 @@ static void isif_remove(struct vpfe_isif_device *isif,
 		res = platform_get_resource(pdev, IORESOURCE_MEM, i);
 		if (res)
 			release_mem_region(res->start,
-					   res->end - res->start + 1);
+					   resource_size(res));
 		i++;
 	}
 }
@@ -2003,7 +2003,7 @@ int vpfe_isif_init(struct vpfe_isif_device *isif, struct platform_device *pdev)
 			status = -ENOENT;
 			goto fail_nobase_res;
 		}
-		res_len = res->end - res->start + 1;
+		res_len = resource_size(res);
 		res = request_mem_region(res->start, res_len, res->name);
 		if (!res) {
 			status = -EBUSY;
diff --git a/drivers/staging/media/davinci_vpfe/dm365_resizer.c b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
index 9cb0262..126f84c 100644
--- a/drivers/staging/media/davinci_vpfe/dm365_resizer.c
+++ b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
@@ -1995,5 +1995,5 @@ vpfe_resizer_cleanup(struct vpfe_resizer_device *vpfe_rsz,
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 5);
 	if (res)
 		release_mem_region(res->start,
-					res->end - res->start + 1);
+					resource_size(res));
 }
-- 
1.7.9.5

Re: [PATCH v2] drivers: staging: davinci_vpfe: use resource_size()

[Prabhakar Lad]

Hi Wei,

Thanks for the patch! I'll queue it up for v3.10

On Tue, Mar 19, 2013 at 12:36 AM, Silviu-Mihai Popescu
<silviupopescu1990@gmail.com> wrote:
> This uses the resource_size() function instead of explicit computation.
>
> Signed-off-by: Silviu-Mihai Popescu <silviupopescu1990@gmail.com>

Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>

Regards,
--Prabhakar Lad

> ---
>  drivers/staging/media/davinci_vpfe/dm365_ipipe.c   |    2 +-
>  drivers/staging/media/davinci_vpfe/dm365_isif.c    |    4 ++--
>  drivers/staging/media/davinci_vpfe/dm365_resizer.c |    2 +-
>  3 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/media/davinci_vpfe/dm365_ipipe.c b/drivers/staging/media/davinci_vpfe/dm365_ipipe.c
> index 9285353..05673ed 100644
> --- a/drivers/staging/media/davinci_vpfe/dm365_ipipe.c
> +++ b/drivers/staging/media/davinci_vpfe/dm365_ipipe.c
> @@ -1859,5 +1859,5 @@ void vpfe_ipipe_cleanup(struct vpfe_ipipe_device *ipipe,
>         iounmap(ipipe->isp5_base_addr);
>         res = platform_get_resource(pdev, IORESOURCE_MEM, 4);
>         if (res)
> -               release_mem_region(res->start, res->end - res->start + 1);
> +               release_mem_region(res->start, resource_size(res));
>  }
> diff --git a/drivers/staging/media/davinci_vpfe/dm365_isif.c b/drivers/staging/media/davinci_vpfe/dm365_isif.c
> index ebeea72..c4a5660 100644
> --- a/drivers/staging/media/davinci_vpfe/dm365_isif.c
> +++ b/drivers/staging/media/davinci_vpfe/dm365_isif.c
> @@ -1953,7 +1953,7 @@ static void isif_remove(struct vpfe_isif_device *isif,
>                 res = platform_get_resource(pdev, IORESOURCE_MEM, i);
>                 if (res)
>                         release_mem_region(res->start,
> -                                          res->end - res->start + 1);
> +                                          resource_size(res));
>                 i++;
>         }
>  }
> @@ -2003,7 +2003,7 @@ int vpfe_isif_init(struct vpfe_isif_device *isif, struct platform_device *pdev)
>                         status = -ENOENT;
>                         goto fail_nobase_res;
>                 }
> -               res_len = res->end - res->start + 1;
> +               res_len = resource_size(res);
>                 res = request_mem_region(res->start, res_len, res->name);
>                 if (!res) {
>                         status = -EBUSY;
> diff --git a/drivers/staging/media/davinci_vpfe/dm365_resizer.c b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
> index 9cb0262..126f84c 100644
> --- a/drivers/staging/media/davinci_vpfe/dm365_resizer.c
> +++ b/drivers/staging/media/davinci_vpfe/dm365_resizer.c
> @@ -1995,5 +1995,5 @@ vpfe_resizer_cleanup(struct vpfe_resizer_device *vpfe_rsz,
>         res = platform_get_resource(pdev, IORESOURCE_MEM, 5);
>         if (res)
>                 release_mem_region(res->start,
> -                                       res->end - res->start + 1);
> +                                       resource_size(res));
>  }
> --
> 1.7.9.5
>
> --
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