diff options
Diffstat (limited to 'drivers/gpu/host1x/dev.c')
| -rw-r--r-- | drivers/gpu/host1x/dev.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 0cd3f97e7e49..f31039aca03c 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -225,6 +225,18 @@ static const struct host1x_sid_entry tegra234_sid_table[] = { .offset = 0x34, .limit = 0x34 }, + { + /* NVDEC channel */ + .base = 0x17c8, + .offset = 0x30, + .limit = 0x30, + }, + { + /* NVDEC MMIO */ + .base = 0x1698, + .offset = 0x34, + .limit = 0x34, + }, }; static const struct host1x_info host1x08_info = { @@ -292,6 +304,10 @@ static void host1x_setup_virtualization_tables(struct host1x *host) static bool host1x_wants_iommu(struct host1x *host1x) { + /* Our IOMMU usage policy doesn't currently play well with GART */ + if (of_machine_is_compatible("nvidia,tegra20")) + return false; + /* * If we support addressing a maximum of 32 bits of physical memory * and if the host1x firewall is enabled, there's no need to enable |