linux-kernel - Re: [Intel-gfx] [PATCH 1/3] ACPI/i915: Fix wrong <acpi/acpi.h> inclusion in i915 opregion module.

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Date:	Thu, 05 Dec 2013 15:04:16 +0200
From:	Jani Nikula <jani.nikula@...ux.intel.com>
To:	Lv Zheng <lv.zheng@...el.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Len Brown <len.brown@...el.com>
Cc:	Matthew Garrett <mjg59@...f.ucam.org>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	Lv Zheng <zetalog@...il.com>, linux-acpi@...r.kernel.org,
	Lv Zheng <lv.zheng@...el.com>
Subject: Re: [Intel-gfx] [PATCH 1/3] ACPI/i915: Fix wrong <acpi/acpi.h> inclusion in i915 opregion module.

On Wed, 04 Dec 2013, Lv Zheng <lv.zheng@...el.com> wrote:
> diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
> index 41838ea..d4ae48b 100644
> --- a/drivers/gpu/drm/i915/Makefile
> +++ b/drivers/gpu/drm/i915/Makefile
> @@ -38,7 +38,6 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o \
>  	  intel_ringbuffer.o \
>  	  intel_overlay.o \
>  	  intel_sprite.o \
> -	  intel_opregion.o \
>  	  intel_sideband.o \
>  	  intel_uncore.o \
>  	  dvo_ch7xxx.o \
> @@ -51,7 +50,7 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o \
>  
>  i915-$(CONFIG_COMPAT)   += i915_ioc32.o
>  
> -i915-$(CONFIG_ACPI)	+= intel_acpi.o
> +i915-$(CONFIG_ACPI)	+= intel_acpi.o intel_opregion.o
>  
>  i915-$(CONFIG_DRM_I915_FBDEV) += intel_fbdev.o
>  
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index ccdbecc..7f37b83 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -2336,8 +2336,8 @@ extern void intel_i2c_reset(struct drm_device *dev);
>  
>  /* intel_opregion.c */
>  struct intel_encoder;
> -extern int intel_opregion_setup(struct drm_device *dev);
>  #ifdef CONFIG_ACPI
> +extern int intel_opregion_setup(struct drm_device *dev);
>  extern void intel_opregion_init(struct drm_device *dev);
>  extern void intel_opregion_fini(struct drm_device *dev);
>  extern void intel_opregion_asle_intr(struct drm_device *dev);
> @@ -2346,6 +2346,7 @@ extern int intel_opregion_notify_encoder(struct intel_encoder *intel_encoder,
>  extern int intel_opregion_notify_adapter(struct drm_device *dev,
>  					 pci_power_t state);
>  #else
> +static inline int intel_opregion_setup(struct drm_device *dev) { return 0; }
>  static inline void intel_opregion_init(struct drm_device *dev) { return; }
>  static inline void intel_opregion_fini(struct drm_device *dev) { return; }
>  static inline void intel_opregion_asle_intr(struct drm_device *dev) { return; }

FWIW, the above i915 specific hunks are

Reviewed-by: Jani Nikula <jani.nikula@...el.com>

Nuking the CONFIG_ACPI conditional build within intel_opregion.c is an
obvious follow-up patch later on.


-- 
Jani Nikula, Intel Open Source Technology Center
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