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drm/amdgpu: enable TMZ by default on Raven asics

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This has been stable for a while.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2021-02-26 17:09:38 -05:00
parent 7c9631af79
commit 58aa779019
2 changed files with 12 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
View File

@ -163,7 +163,7 @@ int amdgpu_discovery = -1;
int amdgpu_mes;
int amdgpu_noretry = -1;
int amdgpu_force_asic_type = -1;
int amdgpu_tmz;
int amdgpu_tmz = -1; /* auto */
uint amdgpu_freesync_vid_mode;
int amdgpu_reset_method = -1; /* auto */
int amdgpu_num_kcq = -1;
@ -790,7 +790,7 @@ module_param_named(abmlevel, amdgpu_dm_abm_level, uint, 0444);
*
* The default value: 0 (off). TODO: change to auto till it is completed.
*/
MODULE_PARM_DESC(tmz, "Enable TMZ feature (-1 = auto, 0 = off (default), 1 = on)");
MODULE_PARM_DESC(tmz, "Enable TMZ feature (-1 = auto (default), 0 = off, 1 = on)");
module_param_named(tmz, amdgpu_tmz, int, 0444);
/**

10
drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
View File

@ -384,6 +384,16 @@ void amdgpu_gmc_tmz_set(struct amdgpu_device *adev)
{
switch (adev->asic_type) {
case CHIP_RAVEN:
if (amdgpu_tmz == 0) {
adev->gmc.tmz_enabled = false;
dev_info(adev->dev,
"Trusted Memory Zone (TMZ) feature disabled (cmd line)\n");
} else {
adev->gmc.tmz_enabled = true;
dev_info(adev->dev,
"Trusted Memory Zone (TMZ) feature enabled\n");
}
break;
case CHIP_RENOIR:
case CHIP_NAVI10:
case CHIP_NAVI14: