[Intel-gfx] [PATCH 1/6] drm/i915: Turn DEV_INFO_FLAGS into for foreach style macro

[Jani Nikula]

On Mon, 22 Apr 2013, Damien Lespiau <damien.lespiau at intel.com> wrote:
> DEV_INFO_FOR_FLAG() now takes 2 parameters:
>   • A function to apply to the flag
>   • A separator

Oooh, fancy bullets. ;)

Tiny bikeshed, is leaving out #undefs for the temp macros intentional?

Reviewed-by: Jani Nikula <jani.nikula at intel.com>

>
> This will allow us to use the macro twice in the DRM_DEBUG_DRIVER() call
> of i915_dump_device_info().
>
> Signed-off-by: Damien Lespiau <damien.lespiau at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_debugfs.c |  8 +++---
>  drivers/gpu/drm/i915/i915_dma.c     |  8 +++---
>  drivers/gpu/drm/i915/i915_drv.h     | 50 ++++++++++++++++++-------------------
>  3 files changed, 31 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 367b534..5e43c19 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -61,11 +61,9 @@ static int i915_capabilities(struct seq_file *m, void *data)
>  
>  	seq_printf(m, "gen: %d\n", info->gen);
>  	seq_printf(m, "pch: %d\n", INTEL_PCH_TYPE(dev));
> -#define DEV_INFO_FLAG(x) seq_printf(m, #x ": %s\n", yesno(info->x))
> -#define DEV_INFO_SEP ;
> -	DEV_INFO_FLAGS;
> -#undef DEV_INFO_FLAG
> -#undef DEV_INFO_SEP
> +#define PRINT_FLAG(x)  seq_printf(m, #x ": %s\n", yesno(info->x))
> +#define SEP_SEMICOLON ;
> +	DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_SEMICOLON);
>  
>  	return 0;
>  }
> diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
> index 3b315ba..8ac8dd2 100644
> --- a/drivers/gpu/drm/i915/i915_dma.c
> +++ b/drivers/gpu/drm/i915/i915_dma.c
> @@ -1445,15 +1445,13 @@ static void i915_dump_device_info(struct drm_i915_private *dev_priv)
>  {
>  	const struct intel_device_info *info = dev_priv->info;
>  
> -#define DEV_INFO_FLAG(name) info->name ? #name "," : ""
> -#define DEV_INFO_SEP ,
> +#define PRINT_FLAG(name) info->name ? #name "," : ""
> +#define SEP_COMMA ,
>  	DRM_DEBUG_DRIVER("i915 device info: gen=%i, pciid=0x%04x flags="
>  			 "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
>  			 info->gen,
>  			 dev_priv->dev->pdev->device,
> -			 DEV_INFO_FLAGS);
> -#undef DEV_INFO_FLAG
> -#undef DEV_INFO_SEP
> +			 DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_COMMA));
>  }
>  
>  /**
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index d80bced..725d53d 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -333,31 +333,31 @@ struct drm_i915_gt_funcs {
>  	void (*force_wake_put)(struct drm_i915_private *dev_priv);
>  };
>  
> -#define DEV_INFO_FLAGS \
> -	DEV_INFO_FLAG(is_mobile) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_i85x) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_i915g) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_i945gm) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_g33) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(need_gfx_hws) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_g4x) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_pineview) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_broadwater) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_crestline) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_ivybridge) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_valleyview) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(is_haswell) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(has_force_wake) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(has_fbc) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(has_pipe_cxsr) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(has_hotplug) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(cursor_needs_physical) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(has_overlay) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(overlay_needs_physical) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(supports_tv) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(has_bsd_ring) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(has_blt_ring) DEV_INFO_SEP \
> -	DEV_INFO_FLAG(has_llc)
> +#define DEV_INFO_FOR_EACH_FLAG(func, sep) \
> +	func(is_mobile) sep \
> +	func(is_i85x) sep \
> +	func(is_i915g) sep \
> +	func(is_i945gm) sep \
> +	func(is_g33) sep \
> +	func(need_gfx_hws) sep \
> +	func(is_g4x) sep \
> +	func(is_pineview) sep \
> +	func(is_broadwater) sep \
> +	func(is_crestline) sep \
> +	func(is_ivybridge) sep \
> +	func(is_valleyview) sep \
> +	func(is_haswell) sep \
> +	func(has_force_wake) sep \
> +	func(has_fbc) sep \
> +	func(has_pipe_cxsr) sep \
> +	func(has_hotplug) sep \
> +	func(cursor_needs_physical) sep \
> +	func(has_overlay) sep \
> +	func(overlay_needs_physical) sep \
> +	func(supports_tv) sep \
> +	func(has_bsd_ring) sep \
> +	func(has_blt_ring) sep \
> +	func(has_llc)
>  
>  struct intel_device_info {
>  	u32 display_mmio_offset;
> -- 
> 1.8.1.4
>
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