On Mon, Aug 22, 2016 at 01:00:57PM +0200, Lucas Stach wrote:
> There is no linear window on MMUv2 and the FE can access the full 4GB
> address space either directly (as long as the MMU isn't configured) or
> through the MMU, once it is up.
>
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>
> ---
> drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> index 433d2df0907b..2306962330a0 100644
> --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
> @@ -678,7 +678,9 @@ int etnaviv_gpu_init(struct etnaviv_gpu *gpu)
> dev_err(gpu->dev, "could not create command buffer\n");
> goto destroy_iommu;
> }
> - if (gpu->buffer->paddr - gpu->memory_base > 0x80000000) {
> +
> + if (!(gpu->identity.minor_features1 & chipMinorFeatures1_MMU_VERSION) &&
Why are you using a different test to the one in patch 2? By this
time, we've already setup the MMU, so the test can be the same.
--
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