linux-kernel - Re: [Outreachy kernel] [PATCH v2 3/5] staging: octeon: remove typedef declaration for cvmx_fau_reg

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Date:   Sat, 12 Oct 2019 20:37:18 +0200 (CEST)
From:   Julia Lawall <julia.lawall@...6.fr>
To:     Wambui Karuga <wambui.karugax@...il.com>
cc:     outreachy-kernel@...glegroups.com, gregkh@...uxfoundation.org,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [Outreachy kernel] [PATCH v2 3/5] staging: octeon: remove typedef
 declaration for cvmx_fau_reg_32



On Sat, 12 Oct 2019, Wambui Karuga wrote:

> Remove typedef declaration for enum cvmx_fau_reg_32.
> Also replace its previous uses with new declaration format.
> Issue found by checkpatch.pl
>
> Signed-off-by: Wambui Karuga <wambui.karugax@...il.com>
> ---
>  drivers/staging/octeon/octeon-stubs.h | 14 ++++++++------
>  1 file changed, 8 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/staging/octeon/octeon-stubs.h b/drivers/staging/octeon/octeon-stubs.h
> index 0991be329139..40f0cfee0dff 100644
> --- a/drivers/staging/octeon/octeon-stubs.h
> +++ b/drivers/staging/octeon/octeon-stubs.h
> @@ -201,9 +201,9 @@ union cvmx_helper_link_info {
>  	} s;
>  };
>
> -typedef enum {
> +enum cvmx_fau_reg_32 {
>  	CVMX_FAU_REG_32_START	= 0,
> -} cvmx_fau_reg_32_t;
> +};
>
>  typedef enum {
>  	CVMX_FAU_OP_SIZE_8 = 0,
> @@ -1178,16 +1178,18 @@ union cvmx_gmxx_rxx_rx_inbnd {
>  	} s;
>  };
>
> -static inline int32_t cvmx_fau_fetch_and_add32(cvmx_fau_reg_32_t reg,
> +static inline int32_t cvmx_fau_fetch_and_add32(enum cvmx_fau_reg_32 reg,
>  					       int32_t value)

These int32_t's don't look very desirable either.  If there is only one
possible definition, you can just replace it by what it is defined to be.

julia

>  {
>  	return value;
>  }
>
> -static inline void cvmx_fau_atomic_add32(cvmx_fau_reg_32_t reg, int32_t value)
> +static inline void cvmx_fau_atomic_add32(enum cvmx_fau_reg_32 reg,
> +					 int32_t value)
>  { }
>
> -static inline void cvmx_fau_atomic_write32(cvmx_fau_reg_32_t reg, int32_t value)
> +static inline void cvmx_fau_atomic_write32(enum cvmx_fau_reg_32 reg,
> +					   int32_t value)
>  { }
>
>  static inline uint64_t cvmx_scratch_read64(uint64_t address)
> @@ -1364,7 +1366,7 @@ static inline int cvmx_spi_restart_interface(int interface,
>  }
>
>  static inline void cvmx_fau_async_fetch_and_add32(uint64_t scraddr,
> -						  cvmx_fau_reg_32_t reg,
> +						  enum cvmx_fau_reg_32 reg,
>  						  int32_t value)
>  { }
>
> --
> 2.23.0
>
> --
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>