Re: [PATCH] drm/radeon: force dma32 on rs400, rs690, rs740 IGP

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On Tue, Aug 28, 2012 at 2:34 PM,  <j.glisse@xxxxxxxxx> wrote:
> From: Jerome Glisse <jglisse@xxxxxxxxxx>
>
> It seems some of those IGP dislike non dma32 page.
>
> https://bugzilla.redhat.com/show_bug.cgi?id=785375
>
> Signed-off-by: Jerome Glisse <jglisse@xxxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx>

Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>

> ---
>  drivers/gpu/drm/radeon/radeon_device.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
> index 066c98b..8867400 100644
> --- a/drivers/gpu/drm/radeon/radeon_device.c
> +++ b/drivers/gpu/drm/radeon/radeon_device.c
> @@ -774,7 +774,7 @@ int radeon_device_init(struct radeon_device *rdev,
>         if (rdev->flags & RADEON_IS_AGP)
>                 rdev->need_dma32 = true;
>         if ((rdev->flags & RADEON_IS_PCI) &&
> -           (rdev->family < CHIP_RS400))
> +           (rdev->family <= CHIP_RS740))
>                 rdev->need_dma32 = true;
>
>         dma_bits = rdev->need_dma32 ? 32 : 40;
> --
> 1.7.11.2
>
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