[PATCH] drm/radeon: properly program gart on rv740, juniper, cypress, barts

[Paul Menzel]

Am Donnerstag, den 31.05.2012, 18:54 -0400 schrieb alexdeucher at gmail.com:
> From: Alex Deucher <alexander.deucher at amd.com>
> 
> Need to program an additional VM register.  This doesn't not currently
> cause any problems, but allows us to program the proper backend
> map in a subsequent patch which should improve performance on these
> asics.
> 
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> Cc: stable at vger.kernel.org
> ---
>  drivers/gpu/drm/radeon/evergreen.c  |    5 +++++
>  drivers/gpu/drm/radeon/evergreend.h |    1 +
>  drivers/gpu/drm/radeon/rv770.c      |    2 ++
>  drivers/gpu/drm/radeon/rv770d.h     |    1 +
>  4 files changed, 9 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
> index 5d9c2c6..0408ac2 100644
> --- a/drivers/gpu/drm/radeon/evergreen.c
> +++ b/drivers/gpu/drm/radeon/evergreen.c
> @@ -1029,6 +1029,11 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev)
>  		WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
>  		WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
>  		WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
> +		if ((rdev->family == CHIP_JUNIPER) ||
> +		    (rdev->family == CHIP_CYPRESS) ||
> +		    (rdev->family == CHIP_HEMLOCK) ||

Is rv740 in the commit summary Hemlock?

> +		    (rdev->family == CHIP_BARTS))
> +			WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp);
>  	}

[…]


Thanks,

Paul
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