diff options
| author | Mikko Perttunen <mperttunen@nvidia.com> | 2022-06-27 17:20:01 +0300 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2022-07-08 16:27:52 +0200 |
| commit | 939179fab8ff42165c1e9a487495a3f2f3319e18 (patch) | |
| tree | 9a6aa113e734556ec9313422e2dae31de6faa6db /drivers/gpu/host1x/dev.h | |
| parent | 97dea367d8dab90b520cda589f83c60514013110 (diff) | |
gpu: host1x: Program virtualization tables
Program virtualization tables specifying which VMs have access to which
Host1x hardware resources. Programming these has become mandatory in
Tegra234.
For now, since the driver does not operate as a Host1x hypervisor, we
basically allow access to everything to everyone.
Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/host1x/dev.h')
| -rw-r--r-- | drivers/gpu/host1x/dev.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/host1x/dev.h b/drivers/gpu/host1x/dev.h index 85edcc6e0fc7..920e5548cfbc 100644 --- a/drivers/gpu/host1x/dev.h +++ b/drivers/gpu/host1x/dev.h @@ -90,6 +90,11 @@ struct host1x_sid_entry { unsigned int limit; }; +struct host1x_table_desc { + unsigned int base; + unsigned int count; +}; + struct host1x_info { unsigned int nb_channels; /* host1x: number of channels supported */ unsigned int nb_pts; /* host1x: number of syncpoints supported */ @@ -103,6 +108,9 @@ struct host1x_info { bool has_common; /* has common registers separate from hypervisor */ unsigned int num_sid_entries; const struct host1x_sid_entry *sid_table; + struct host1x_table_desc streamid_vm_table; + struct host1x_table_desc classid_vm_table; + struct host1x_table_desc mmio_vm_table; /* * On T20-T148, the boot chain may setup DC to increment syncpoints * 26/27 on VBLANK. As such we cannot use these syncpoints until |