drm/etnaviv: mmuv2: don't map zero page



Keep the page at address 0 as faulting to catch any potential state
setup issues early.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>

parent fd4b77e8

drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -320,8 +320,8 @@ etnaviv_iommuv2_domain_alloc(struct etnaviv_gpu *gpu)
		domain = &etnaviv_domain->base;

		domain->dev = gpu->dev;
		domain->base = 0;
		domain->size = (u64)SZ_1G * 4;
		domain->base = SZ_4K;
		domain->size = (u64)SZ_1G * 4 - SZ_4K;
		domain->ops = &etnaviv_iommuv2_ops;

		ret = etnaviv_iommuv2_init(etnaviv_domain);