2014-02-16 11:39:19

by Chen Gang

Subject: [PATCH] arch: avr32: include: asm: add generic ioremap_wc() definition in "io.h"

Need generic ioremap_wc(), or can not pass compiling with allmodconfig,
the related error:

CC [M] drivers/gpu/drm/drm_bufs.o
drivers/gpu/drm/drm_bufs.c: In function 'drm_addmap_core':
drivers/gpu/drm/drm_bufs.c:217: error: implicit declaration of function 'ioremap_wc'
drivers/gpu/drm/drm_bufs.c:218: warning: assignment makes pointer from integer without a cast


Signed-off-by: Chen Gang <[email protected]>
---
arch/avr32/include/asm/io.h | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/avr32/include/asm/io.h b/arch/avr32/include/asm/io.h
index fc6483f..4f5ec2b 100644
--- a/arch/avr32/include/asm/io.h
+++ b/arch/avr32/include/asm/io.h
@@ -295,6 +295,8 @@ extern void __iounmap(void __iomem *addr);
#define iounmap(addr) \
__iounmap(addr)

+#define ioremap_wc ioremap_nocache
+
#define cached(addr) P1SEGADDR(addr)
#define uncached(addr) P2SEGADDR(addr)

--
1.7.11.7

2014-02-17 09:53:22

by Hans-Christian Noren Egtvedt

Subject: Re: [PATCH] arch: avr32: include: asm: add generic ioremap_wc() definition in "io.h"

Around Sun 16 Feb 2014 19:39:30 +0800 or thereabout, Chen Gang wrote:
> Need generic ioremap_wc(), or can not pass compiling with allmodconfig,
> the related error:
>
> CC [M] drivers/gpu/drm/drm_bufs.o
> drivers/gpu/drm/drm_bufs.c: In function 'drm_addmap_core':
> drivers/gpu/drm/drm_bufs.c:217: error: implicit declaration of function 'ioremap_wc'
> drivers/gpu/drm/drm_bufs.c:218: warning: assignment makes pointer from integer without a cast

I guess this patch needs to go in before pulling in vga.h.

>
> Signed-off-by: Chen Gang <[email protected]>

Acked-by: Hans-Christian Egtvedt <[email protected]>

> ---
> arch/avr32/include/asm/io.h | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/arch/avr32/include/asm/io.h b/arch/avr32/include/asm/io.h
> index fc6483f..4f5ec2b 100644
> --- a/arch/avr32/include/asm/io.h
> +++ b/arch/avr32/include/asm/io.h
> @@ -295,6 +295,8 @@ extern void __iounmap(void __iomem *addr);
> #define iounmap(addr) \
> __iounmap(addr)
>
> +#define ioremap_wc ioremap_nocache
> +
> #define cached(addr) P1SEGADDR(addr)
> #define uncached(addr) P2SEGADDR(addr)
>
--
mvh
Hans-Christian Egtvedt