[PATCH] drm/radeon: tweak ACCEL_WORKING2 query for hawaii

[Jerome Glisse]

On Tue, Jul 29, 2014 at 10:33:18AM -0400, Alex Deucher wrote:
> Return 2 so we can be sure the kernel has the necessary
> changes for acceleration to work.

I highly dislike that ? Why about just using nop2 in userspace ?

> 
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>  drivers/gpu/drm/radeon/radeon_kms.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
> index 35d9318..dcec4ff 100644
> --- a/drivers/gpu/drm/radeon/radeon_kms.c
> +++ b/drivers/gpu/drm/radeon/radeon_kms.c
> @@ -254,7 +254,14 @@ static int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file
>  		}
>  		break;
>  	case RADEON_INFO_ACCEL_WORKING2:
> -		*value = rdev->accel_working;
> +		if (rdev->family == CHIP_HAWAII) {
> +			if (rdev->accel_working && rdev->new_fw)
> +				*value = 2;
> +			else
> +				*value = 0;
> +		} else {
> +			*value = rdev->accel_working;
> +		}
>  		break;
>  	case RADEON_INFO_TILING_CONFIG:
>  		if (rdev->family >= CHIP_BONAIRE)
> -- 
> 1.8.3.1
> 
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