[PATCH] drm/gma500: Increase max resolution for mode setting

[Luis Henriques]

Patrik Jakobsson <patrik.r.jakobsson at gmail.com> writes:

> Hi stable maintainers, I found a bug report that is fixed by this patch
> Upstream commit id: cbbd379aa43890f36da934f5af619d2fb8ec3d87
> I've checked it against 3.9 and 3.8 but can probably be applied to older
> kernels if needed. Bugzilla entry is added below.

Thanks, I'm queuing it for the 3.5 kernel as well.

Cheers,
-- 
Luis


>
> Thanks
> Patrik Jakobsson
>
> Commit message:
>
> By having a higher max resolution we can now set up a virtual
> framebuffer that spans several monitors. 4096 should be ok since we're
> gen 3 or higher and should be enough for most dual head setups.
>
> Bugzilla: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-modesetting/+bug/1169147
> Cc: kernel-team at lists.ubuntu.com
> Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson at gmail.com>
> ---
>  drivers/gpu/drm/gma500/framebuffer.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
> index 31ac392..1534e22 100644
> --- a/drivers/gpu/drm/gma500/framebuffer.c
> +++ b/drivers/gpu/drm/gma500/framebuffer.c
> @@ -772,8 +772,8 @@ void psb_modeset_init(struct drm_device *dev)
>  	for (i = 0; i < dev_priv->num_pipe; i++)
>  		psb_intel_crtc_init(dev, i, mode_dev);
>  
> -	dev->mode_config.max_width = 2048;
> -	dev->mode_config.max_height = 2048;
> +	dev->mode_config.max_width = 4096;
> +	dev->mode_config.max_height = 4096;
>  
>  	psb_setup_outputs(dev);