diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c index 8f911efec607..d83912901f73 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c @@ -36,6 +36,26 @@ #define mmDAGB0_CNTL_MISC2_Sienna_Cichlid 0x0070 #define mmDAGB0_CNTL_MISC2_Sienna_Cichlid_BASE_IDX 0 +static uint32_t mmhub_v2_0_get_invalidate_req(unsigned int vmid, + uint32_t flush_type) +{ + u32 req = 0; + + /* invalidate using legacy mode on vmid*/ + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, + PER_VMID_INVALIDATE_REQ, 1 << vmid); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, flush_type); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PTES, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE0, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE1, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE2, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L1_PTES, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, + CLEAR_PROTECTION_FAULT_STATUS_ADDR, 0); + + return req; +} + static void mmhub_v2_0_print_l2_protection_fault_status(struct amdgpu_device *adev, uint32_t status) @@ -380,6 +400,7 @@ void mmhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev, bool value) static const struct amdgpu_vmhub_funcs mmhub_v2_0_vmhub_funcs = { .print_l2_protection_fault_status = mmhub_v2_0_print_l2_protection_fault_status, + .get_invalidate_req = mmhub_v2_0_get_invalidate_req, }; void mmhub_v2_0_init(struct amdgpu_device *adev) |