diff options
| author | Jaehyun Chung <jaehyun.chung@amd.com> | 2019-07-29 14:48:32 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-08-23 11:40:04 -0500 |
| commit | ee80de548b47940d4519dbf9f9388a179e99d91a (patch) | |
| tree | cfc91c1119a82745d513b3a6653d95267dbd82f8 /drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c | |
| parent | df3b7e32ed459a5348f7b408a9b8142b7358fde8 (diff) | |
drm/amd/display: Add VM page fault handle implementation
[How] Allocate memory for default page and program memory block addr
into default page addr register.
Signed-off-by: Jaehyun Chung <jaehyun.chung@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c index f13e039f8ef4..b83c022e2c6f 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_hubbub.c @@ -380,6 +380,11 @@ int hubbub2_init_dchub_sys_ctx(struct hubbub *hubbub, REG_SET(DCN_VM_AGP_BASE, 0, AGP_BASE, pa_config->system_aperture.agp_base >> 24); + REG_SET(DCN_VM_PROTECTION_FAULT_DEFAULT_ADDR_MSB, 0, + DCN_VM_PROTECTION_FAULT_DEFAULT_ADDR_MSB, (pa_config->page_table_default_page_addr >> 44) & 0xF); + REG_SET(DCN_VM_PROTECTION_FAULT_DEFAULT_ADDR_LSB, 0, + DCN_VM_PROTECTION_FAULT_DEFAULT_ADDR_LSB, (pa_config->page_table_default_page_addr >> 12) & 0xFFFFFFFF); + if (pa_config->gart_config.page_table_start_addr != pa_config->gart_config.page_table_end_addr) { phys_config.page_table_start_addr = pa_config->gart_config.page_table_start_addr >> 12; phys_config.page_table_end_addr = pa_config->gart_config.page_table_end_addr >> 12; |