linux-kernel - Re: [PATCH] fix IS_I9XX macro in i915 DRM driver

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Date:	Mon, 7 Apr 2008 00:51:12 +0100 (IST)
From:	Dave Airlie <airlied@...ux.ie>
To:	Jesse Barnes <jbarnes@...tuousgeek.org>
cc:	LKML <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] fix IS_I9XX macro in i915 DRM driver

> Now that we're mapping registers in the DRM driver at load time, the driver 
> actually checks the PCI ID, so we need to make sure the macros have all the 
> right bits (and longer term use the DRM headers as the sole copy of the PCI & 
> register definitions).
> 
> This patch adds 945GME support to the DRM headers, fixing a regression 
> reported in http://bugzilla.kernel.org/show_bug.cgi?id=10395.
> 
> Dave, please ack asap so this will be fixed in 2.6.25 proper.
> 
> Thanks,
> Jesse
> 
> Tested-by:  Alexander Oltu <alexander@...-2.com>
> Signed-off-by:  Jesse Barnes <jesse.barnes@...el.com>

Acked-by: Dave Airlie <airlied@...ux.ie>

Linus please get into 2.6.25 if possible.

Dave.

> 
> diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h
> index c10d128..675d88b 100644
> --- a/drivers/char/drm/i915_drv.h
> +++ b/drivers/char/drm/i915_drv.h
> @@ -1092,8 +1092,8 @@ extern int i915_wait_ring(struct drm_device * dev, int 
> n, const char *caller);
>  #define IS_I915G(dev) ((dev)->pci_device == 0x2582 || (dev)->pci_device == 
> 0x258a)
>  #define IS_I915GM(dev) ((dev)->pci_device == 0x2592)
>  #define IS_I945G(dev) ((dev)->pci_device == 0x2772)
> -#define IS_I945GM(dev) ((dev)->pci_device == 0x27A2)
> -
> +#define IS_I945GM(dev) ((dev)->pci_device == 0x27A2 ||\
> +		        (dev)->pci_device == 0x27AE)
>  #define IS_I965G(dev) ((dev)->pci_device == 0x2972 || \
>  		       (dev)->pci_device == 0x2982 || \
>  		       (dev)->pci_device == 0x2992 || \
> 
> 
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