[PATCH 33/44] openrisc: remove arch-specific dma_supported implementation

[Christoph Hellwig]

This implementation is simply bogus - openrisc only has a simple
direct mapped DMA implementation and thus doesn't care about the
address.

Signed-off-by: Christoph Hellwig 
---
 arch/openrisc/include/asm/dma-mapping.h | 7 ---
 1 file changed, 7 deletions(-)

diff --git a/arch/openrisc/include/asm/dma-mapping.h 
b/arch/openrisc/include/asm/dma-mapping.h
index a4ea139c2ef9..f41bd3cb76d9 100644
--- a/arch/openrisc/include/asm/dma-mapping.h
+++ b/arch/openrisc/include/asm/dma-mapping.h
@@ -33,11 +33,4 @@ static inline const struct dma_map_ops 
*get_arch_dma_ops(struct bus_type *bus)
return _dma_map_ops;
 }
 
-#define HAVE_ARCH_DMA_SUPPORTED 1
-static inline int dma_supported(struct device *dev, u64 dma_mask)
-{
-   /* Support 32 bit DMA mask exclusively */
-   return dma_mask == DMA_BIT_MASK(32);
-}
-
 #endif /* __ASM_OPENRISC_DMA_MAPPING_H */
-- 
2.11.0

[PATCH 33/44] openrisc: remove arch-specific dma_supported implementation

[Christoph Hellwig]

This implementation is simply bogus - openrisc only has a simple
direct mapped DMA implementation and thus doesn't care about the
address.

Signed-off-by: Christoph Hellwig 
---
 arch/openrisc/include/asm/dma-mapping.h | 7 ---
 1 file changed, 7 deletions(-)

diff --git a/arch/openrisc/include/asm/dma-mapping.h 
b/arch/openrisc/include/asm/dma-mapping.h
index a4ea139c2ef9..f41bd3cb76d9 100644
--- a/arch/openrisc/include/asm/dma-mapping.h
+++ b/arch/openrisc/include/asm/dma-mapping.h
@@ -33,11 +33,4 @@ static inline const struct dma_map_ops 
*get_arch_dma_ops(struct bus_type *bus)
return _dma_map_ops;
 }
 
-#define HAVE_ARCH_DMA_SUPPORTED 1
-static inline int dma_supported(struct device *dev, u64 dma_mask)
-{
-   /* Support 32 bit DMA mask exclusively */
-   return dma_mask == DMA_BIT_MASK(32);
-}
-
 #endif /* __ASM_OPENRISC_DMA_MAPPING_H */
-- 
2.11.0

Re: [PATCH 33/44] openrisc: remove arch-specific dma_supported implementation

[Christoph Hellwig]

On Fri, Jun 09, 2017 at 02:20:42PM +0200, Geert Uytterhoeven wrote:
> Hi Christoph,
> 
> On Thu, Jun 8, 2017 at 3:25 PM, Christoph Hellwig  wrote:
> > This implementation is simply bogus - hexagon only has a simple
> 
> openrisc?

Yeah.

Re: [PATCH 33/44] openrisc: remove arch-specific dma_supported implementation

[Christoph Hellwig]

On Fri, Jun 09, 2017 at 02:20:42PM +0200, Geert Uytterhoeven wrote:
> Hi Christoph,
> 
> On Thu, Jun 8, 2017 at 3:25 PM, Christoph Hellwig  wrote:
> > This implementation is simply bogus - hexagon only has a simple
> 
> openrisc?

Yeah.

Re: [PATCH 33/44] openrisc: remove arch-specific dma_supported implementation

[Geert Uytterhoeven]

Hi Christoph,

On Thu, Jun 8, 2017 at 3:25 PM, Christoph Hellwig  wrote:
> This implementation is simply bogus - hexagon only has a simple

openrisc?

> direct mapped DMA implementation and thus doesn't care about the
> address.
>
> Signed-off-by: Christoph Hellwig 
> ---
>  arch/openrisc/include/asm/dma-mapping.h | 7 ---

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

Re: [PATCH 33/44] openrisc: remove arch-specific dma_supported implementation

[Geert Uytterhoeven]

Hi Christoph,

On Thu, Jun 8, 2017 at 3:25 PM, Christoph Hellwig  wrote:
> This implementation is simply bogus - hexagon only has a simple

openrisc?

> direct mapped DMA implementation and thus doesn't care about the
> address.
>
> Signed-off-by: Christoph Hellwig 
> ---
>  arch/openrisc/include/asm/dma-mapping.h | 7 ---

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

[PATCH 33/44] openrisc: remove arch-specific dma_supported implementation

[Christoph Hellwig]

This implementation is simply bogus - hexagon only has a simple
direct mapped DMA implementation and thus doesn't care about the
address.

Signed-off-by: Christoph Hellwig 
---
 arch/openrisc/include/asm/dma-mapping.h | 7 ---
 1 file changed, 7 deletions(-)

diff --git a/arch/openrisc/include/asm/dma-mapping.h 
b/arch/openrisc/include/asm/dma-mapping.h
index a4ea139c2ef9..f41bd3cb76d9 100644
--- a/arch/openrisc/include/asm/dma-mapping.h
+++ b/arch/openrisc/include/asm/dma-mapping.h
@@ -33,11 +33,4 @@ static inline const struct dma_map_ops 
*get_arch_dma_ops(struct bus_type *bus)
return _dma_map_ops;
 }
 
-#define HAVE_ARCH_DMA_SUPPORTED 1
-static inline int dma_supported(struct device *dev, u64 dma_mask)
-{
-   /* Support 32 bit DMA mask exclusively */
-   return dma_mask == DMA_BIT_MASK(32);
-}
-
 #endif /* __ASM_OPENRISC_DMA_MAPPING_H */
-- 
2.11.0

[PATCH 33/44] openrisc: remove arch-specific dma_supported implementation

[Christoph Hellwig]

This implementation is simply bogus - hexagon only has a simple
direct mapped DMA implementation and thus doesn't care about the
address.

Signed-off-by: Christoph Hellwig 
---
 arch/openrisc/include/asm/dma-mapping.h | 7 ---
 1 file changed, 7 deletions(-)

diff --git a/arch/openrisc/include/asm/dma-mapping.h 
b/arch/openrisc/include/asm/dma-mapping.h
index a4ea139c2ef9..f41bd3cb76d9 100644
--- a/arch/openrisc/include/asm/dma-mapping.h
+++ b/arch/openrisc/include/asm/dma-mapping.h
@@ -33,11 +33,4 @@ static inline const struct dma_map_ops 
*get_arch_dma_ops(struct bus_type *bus)
return _dma_map_ops;
 }
 
-#define HAVE_ARCH_DMA_SUPPORTED 1
-static inline int dma_supported(struct device *dev, u64 dma_mask)
-{
-   /* Support 32 bit DMA mask exclusively */
-   return dma_mask == DMA_BIT_MASK(32);
-}
-
 #endif /* __ASM_OPENRISC_DMA_MAPPING_H */
-- 
2.11.0