ARC: [plat-eznps] add missing atomic_fetch_xxx operations
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Message ID 1474263280-26203-1-git-send-email-noamca@mellanox.com
State New
Headers show

Commit Message

Noam Camus Sept. 19, 2016, 5:34 a.m. UTC
From: Noam Camus <noamca@mellanox.com>

Build brekeage since last changes to generic atomic operations.
Added couple of missing macros which are now mandatory

Signed-off-by: Noam Camus <noamca@mellanox.com>
---
 arch/arc/include/asm/atomic.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

Comments

Vineet Gupta Sept. 19, 2016, 5:08 p.m. UTC | #1
On 09/18/2016 10:34 PM, Noam Camus wrote:
> From: Noam Camus <noamca@mellanox.com>
>
> Build brekeage since last changes to generic atomic operations.
> Added couple of missing macros which are now mandatory
>
> Signed-off-by: Noam Camus <noamca@mellanox.com>

Added to for-next !

Thx,
-Vineet



> ---
>  arch/arc/include/asm/atomic.h |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h
> index 4e3c1b6..4f732bf 100644
> --- a/arch/arc/include/asm/atomic.h
> +++ b/arch/arc/include/asm/atomic.h
> @@ -284,6 +284,7 @@ static inline int atomic_fetch_##op(int i, atomic_t *v)			\
>  ATOMIC_OPS(add, +=, CTOP_INST_AADD_DI_R2_R2_R3)
>  #define atomic_sub(i, v) atomic_add(-(i), (v))
>  #define atomic_sub_return(i, v) atomic_add_return(-(i), (v))
> +#define atomic_fetch_sub(i, v) atomic_fetch_add(-(i), (v))
>  
>  #undef ATOMIC_OPS
>  #define ATOMIC_OPS(op, c_op, asm_op)					\
> @@ -292,6 +293,7 @@ ATOMIC_OPS(add, +=, CTOP_INST_AADD_DI_R2_R2_R3)
>  
>  ATOMIC_OPS(and, &=, CTOP_INST_AAND_DI_R2_R2_R3)
>  #define atomic_andnot(mask, v) atomic_and(~(mask), (v))
> +#define atomic_fetch_andnot(mask, v) atomic_fetch_and(~(mask), (v))
>  ATOMIC_OPS(or, |=, CTOP_INST_AOR_DI_R2_R2_R3)
>  ATOMIC_OPS(xor, ^=, CTOP_INST_AXOR_DI_R2_R2_R3)
>

Patch
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diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h
index 4e3c1b6..4f732bf 100644
--- a/arch/arc/include/asm/atomic.h
+++ b/arch/arc/include/asm/atomic.h
@@ -284,6 +284,7 @@  static inline int atomic_fetch_##op(int i, atomic_t *v)			\
 ATOMIC_OPS(add, +=, CTOP_INST_AADD_DI_R2_R2_R3)
 #define atomic_sub(i, v) atomic_add(-(i), (v))
 #define atomic_sub_return(i, v) atomic_add_return(-(i), (v))
+#define atomic_fetch_sub(i, v) atomic_fetch_add(-(i), (v))
 
 #undef ATOMIC_OPS
 #define ATOMIC_OPS(op, c_op, asm_op)					\
@@ -292,6 +293,7 @@  ATOMIC_OPS(add, +=, CTOP_INST_AADD_DI_R2_R2_R3)
 
 ATOMIC_OPS(and, &=, CTOP_INST_AAND_DI_R2_R2_R3)
 #define atomic_andnot(mask, v) atomic_and(~(mask), (v))
+#define atomic_fetch_andnot(mask, v) atomic_fetch_and(~(mask), (v))
 ATOMIC_OPS(or, |=, CTOP_INST_AOR_DI_R2_R2_R3)
 ATOMIC_OPS(xor, ^=, CTOP_INST_AXOR_DI_R2_R2_R3)