diff options
| author | Lucas Stach <l.stach@pengutronix.de> | 2018-10-15 14:02:40 +0200 |
|---|---|---|
| committer | Lucas Stach <l.stach@pengutronix.de> | 2019-02-11 11:49:35 +0100 |
| commit | ef092dec043c0166b8aea0e56d1db8757877e40b (patch) | |
| tree | 8ef41ac3ab8818f7e0f5af576fd33f5638da889c /drivers/gpu/drm/etnaviv | |
| parent | fd4b77e8deea9cced6c1eca8bd64d2f03fc7cc94 (diff) | |
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>
Diffstat (limited to 'drivers/gpu/drm/etnaviv')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c b/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c index f1c88d8ad5ba..f794e04be9e6 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_iommu_v2.c @@ -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); |