[PATCH 2/2] amdgpu/dc: inline a bunch of the fixed 31_32 helpers.

Harry Wentland harry.wentland at amd.com
Fri Sep 29 14:55:28 UTC 2017


On 2017-09-29 01:45 AM, Dave Airlie wrote:
> From: Dave Airlie <airlied at redhat.com>
> 
> This decreases code size by a few hundred bytes.
> 
> Signed-off-by: Dave Airlie <airlied at redhat.com>

Series is
Reviewed-by: Harry Wentland <harry.wentland at amd.com>

Harry

> ---
>  drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c | 122 -------------------
>  drivers/gpu/drm/amd/display/include/fixed31_32.h   | 132 +++++++++++++++------
>  2 files changed, 93 insertions(+), 161 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c b/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c
> index 546ed67..578691c 100644
> --- a/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c
> +++ b/drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c
> @@ -132,79 +132,6 @@ struct fixed31_32 dal_fixed31_32_from_int(
>  	return res;
>  }
>  
> -struct fixed31_32 dal_fixed31_32_neg(
> -	struct fixed31_32 arg)
> -{
> -	struct fixed31_32 res;
> -
> -	res.value = -arg.value;
> -
> -	return res;
> -}
> -
> -struct fixed31_32 dal_fixed31_32_abs(
> -	struct fixed31_32 arg)
> -{
> -	if (arg.value < 0)
> -		return dal_fixed31_32_neg(arg);
> -	else
> -		return arg;
> -}
> -
> -bool dal_fixed31_32_lt(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2)
> -{
> -	return arg1.value < arg2.value;
> -}
> -
> -bool dal_fixed31_32_le(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2)
> -{
> -	return arg1.value <= arg2.value;
> -}
> -
> -bool dal_fixed31_32_eq(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2)
> -{
> -	return arg1.value == arg2.value;
> -}
> -
> -struct fixed31_32 dal_fixed31_32_min(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2)
> -{
> -	if (arg1.value <= arg2.value)
> -		return arg1;
> -	else
> -		return arg2;
> -}
> -
> -struct fixed31_32 dal_fixed31_32_max(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2)
> -{
> -	if (arg1.value <= arg2.value)
> -		return arg2;
> -	else
> -		return arg1;
> -}
> -
> -struct fixed31_32 dal_fixed31_32_clamp(
> -	struct fixed31_32 arg,
> -	struct fixed31_32 min_value,
> -	struct fixed31_32 max_value)
> -{
> -	if (dal_fixed31_32_le(arg, min_value))
> -		return min_value;
> -	else if (dal_fixed31_32_le(max_value, arg))
> -		return max_value;
> -	else
> -		return arg;
> -}
> -
>  struct fixed31_32 dal_fixed31_32_shl(
>  	struct fixed31_32 arg,
>  	uint8_t shift)
> @@ -219,19 +146,6 @@ struct fixed31_32 dal_fixed31_32_shl(
>  	return res;
>  }
>  
> -struct fixed31_32 dal_fixed31_32_shr(
> -	struct fixed31_32 arg,
> -	uint8_t shift)
> -{
> -	struct fixed31_32 res;
> -
> -	ASSERT(shift < 64);
> -
> -	res.value = arg.value >> shift;
> -
> -	return res;
> -}
> -
>  struct fixed31_32 dal_fixed31_32_add(
>  	struct fixed31_32 arg1,
>  	struct fixed31_32 arg2)
> @@ -246,24 +160,6 @@ struct fixed31_32 dal_fixed31_32_add(
>  	return res;
>  }
>  
> -struct fixed31_32 dal_fixed31_32_add_int(
> -	struct fixed31_32 arg1,
> -	int32_t arg2)
> -{
> -	return dal_fixed31_32_add(
> -		arg1,
> -		dal_fixed31_32_from_int(arg2));
> -}
> -
> -struct fixed31_32 dal_fixed31_32_sub_int(
> -	struct fixed31_32 arg1,
> -	int32_t arg2)
> -{
> -	return dal_fixed31_32_sub(
> -		arg1,
> -		dal_fixed31_32_from_int(arg2));
> -}
> -
>  struct fixed31_32 dal_fixed31_32_sub(
>  	struct fixed31_32 arg1,
>  	struct fixed31_32 arg2)
> @@ -278,15 +174,6 @@ struct fixed31_32 dal_fixed31_32_sub(
>  	return res;
>  }
>  
> -struct fixed31_32 dal_fixed31_32_mul_int(
> -	struct fixed31_32 arg1,
> -	int32_t arg2)
> -{
> -	return dal_fixed31_32_mul(
> -		arg1,
> -		dal_fixed31_32_from_int(arg2));
> -}
> -
>  struct fixed31_32 dal_fixed31_32_mul(
>  	struct fixed31_32 arg1,
>  	struct fixed31_32 arg2)
> @@ -390,15 +277,6 @@ struct fixed31_32 dal_fixed31_32_div_int(
>  		dal_fixed31_32_from_int(arg2).value);
>  }
>  
> -struct fixed31_32 dal_fixed31_32_div(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2)
> -{
> -	return dal_fixed31_32_from_fraction(
> -		arg1.value,
> -		arg2.value);
> -}
> -
>  struct fixed31_32 dal_fixed31_32_recip(
>  	struct fixed31_32 arg)
>  {
> diff --git a/drivers/gpu/drm/amd/display/include/fixed31_32.h b/drivers/gpu/drm/amd/display/include/fixed31_32.h
> index 5a4364d..f0bc3c4 100644
> --- a/drivers/gpu/drm/amd/display/include/fixed31_32.h
> +++ b/drivers/gpu/drm/amd/display/include/fixed31_32.h
> @@ -90,15 +90,26 @@ struct fixed31_32 dal_fixed31_32_from_int(
>   * @brief
>   * result = -arg
>   */
> -struct fixed31_32 dal_fixed31_32_neg(
> -	struct fixed31_32 arg);
> +static inline struct fixed31_32 dal_fixed31_32_neg(struct fixed31_32 arg)
> +{
> +	struct fixed31_32 res;
> +
> +	res.value = -arg.value;
> +
> +	return res;
> +}
>  
>  /*
>   * @brief
>   * result = abs(arg) := (arg >= 0) ? arg : -arg
>   */
> -struct fixed31_32 dal_fixed31_32_abs(
> -	struct fixed31_32 arg);
> +static inline struct fixed31_32 dal_fixed31_32_abs(struct fixed31_32 arg)
> +{
> +	if (arg.value < 0)
> +		return dal_fixed31_32_neg(arg);
> +	else
> +		return arg;
> +}
>  
>  /*
>   * @brief
> @@ -109,41 +120,57 @@ struct fixed31_32 dal_fixed31_32_abs(
>   * @brief
>   * result = arg1 < arg2
>   */
> -bool dal_fixed31_32_lt(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2);
> +static inline bool dal_fixed31_32_lt(struct fixed31_32 arg1,
> +				     struct fixed31_32 arg2)
> +{
> +	return arg1.value < arg2.value;
> +}
>  
>  /*
>   * @brief
>   * result = arg1 <= arg2
>   */
> -bool dal_fixed31_32_le(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2);
> +static inline bool dal_fixed31_32_le(struct fixed31_32 arg1,
> +				     struct fixed31_32 arg2)
> +{
> +	return arg1.value <= arg2.value;
> +}
>  
>  /*
>   * @brief
>   * result = arg1 == arg2
>   */
> -bool dal_fixed31_32_eq(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2);
> +static inline bool dal_fixed31_32_eq(struct fixed31_32 arg1,
> +				     struct fixed31_32 arg2)
> +{
> +	return arg1.value == arg2.value;
> +}
>  
>  /*
>   * @brief
>   * result = min(arg1, arg2) := (arg1 <= arg2) ? arg1 : arg2
>   */
> -struct fixed31_32 dal_fixed31_32_min(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2);
> +static inline struct fixed31_32 dal_fixed31_32_min(struct fixed31_32 arg1,
> +						   struct fixed31_32 arg2)
> +{
> +	if (arg1.value <= arg2.value)
> +		return arg1;
> +	else
> +		return arg2;
> +}
>  
>  /*
>   * @brief
>   * result = max(arg1, arg2) := (arg1 <= arg2) ? arg2 : arg1
>   */
> -struct fixed31_32 dal_fixed31_32_max(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2);
> +static inline struct fixed31_32 dal_fixed31_32_max(struct fixed31_32 arg1,
> +						   struct fixed31_32 arg2)
> +{
> +	if (arg1.value <= arg2.value)
> +		return arg2;
> +	else
> +		return arg1;
> +}
>  
>  /*
>   * @brief
> @@ -151,10 +178,18 @@ struct fixed31_32 dal_fixed31_32_max(
>   * result = | arg, when min_value < arg < max_value
>   *          | max_value, when arg >= max_value
>   */
> -struct fixed31_32 dal_fixed31_32_clamp(
> +static inline struct fixed31_32 dal_fixed31_32_clamp(
>  	struct fixed31_32 arg,
>  	struct fixed31_32 min_value,
> -	struct fixed31_32 max_value);
> +	struct fixed31_32 max_value)
> +{
> +	if (dal_fixed31_32_le(arg, min_value))
> +		return min_value;
> +	else if (dal_fixed31_32_le(max_value, arg))
> +		return max_value;
> +	else
> +		return arg;
> +}
>  
>  /*
>   * @brief
> @@ -173,9 +208,14 @@ struct fixed31_32 dal_fixed31_32_shl(
>   * @brief
>   * result = arg >> shift
>   */
> -struct fixed31_32 dal_fixed31_32_shr(
> +static inline struct fixed31_32 dal_fixed31_32_shr(
>  	struct fixed31_32 arg,
> -	uint8_t shift);
> +	uint8_t shift)
> +{
> +	struct fixed31_32 res;
> +	res.value = arg.value >> shift;
> +	return res;
> +}
>  
>  /*
>   * @brief
> @@ -194,25 +234,32 @@ struct fixed31_32 dal_fixed31_32_add(
>   * @brief
>   * result = arg1 + arg2
>   */
> -struct fixed31_32 dal_fixed31_32_add_int(
> -	struct fixed31_32 arg1,
> -	int32_t arg2);
> +static inline struct fixed31_32 dal_fixed31_32_add_int(struct fixed31_32 arg1,
> +						       int32_t arg2)
> +{
> +	return dal_fixed31_32_add(arg1,
> +				  dal_fixed31_32_from_int(arg2));
> +}
>  
>  /*
>   * @brief
>   * result = arg1 - arg2
>   */
> -struct fixed31_32 dal_fixed31_32_sub_int(
> +struct fixed31_32 dal_fixed31_32_sub(
>  	struct fixed31_32 arg1,
> -	int32_t arg2);
> +	struct fixed31_32 arg2);
>  
>  /*
>   * @brief
>   * result = arg1 - arg2
>   */
> -struct fixed31_32 dal_fixed31_32_sub(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2);
> +static inline struct fixed31_32 dal_fixed31_32_sub_int(struct fixed31_32 arg1,
> +						       int32_t arg2)
> +{
> +	return dal_fixed31_32_sub(arg1,
> +				  dal_fixed31_32_from_int(arg2));
> +}
> +
>  
>  /*
>   * @brief
> @@ -223,17 +270,21 @@ struct fixed31_32 dal_fixed31_32_sub(
>   * @brief
>   * result = arg1 * arg2
>   */
> -struct fixed31_32 dal_fixed31_32_mul_int(
> +struct fixed31_32 dal_fixed31_32_mul(
>  	struct fixed31_32 arg1,
> -	int32_t arg2);
> +	struct fixed31_32 arg2);
> +
>  
>  /*
>   * @brief
>   * result = arg1 * arg2
>   */
> -struct fixed31_32 dal_fixed31_32_mul(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2);
> +static inline struct fixed31_32 dal_fixed31_32_mul_int(struct fixed31_32 arg1,
> +						       int32_t arg2)
> +{
> +	return dal_fixed31_32_mul(arg1,
> +				  dal_fixed31_32_from_int(arg2));
> +}
>  
>  /*
>   * @brief
> @@ -254,9 +305,12 @@ struct fixed31_32 dal_fixed31_32_div_int(
>   * @brief
>   * result = arg1 / arg2
>   */
> -struct fixed31_32 dal_fixed31_32_div(
> -	struct fixed31_32 arg1,
> -	struct fixed31_32 arg2);
> +static inline struct fixed31_32 dal_fixed31_32_div(struct fixed31_32 arg1,
> +						   struct fixed31_32 arg2)
> +{
> +	return dal_fixed31_32_from_fraction(arg1.value,
> +					    arg2.value);
> +}
>  
>  /*
>   * @brief
> 


More information about the amd-gfx mailing list