diff options
| author | Shaoyun Liu <Shaoyun.Liu@amd.com> | 2018-08-14 13:30:00 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-09-10 22:47:43 -0500 |
| commit | 78122127a4180306e2360b7a9e418eed21f76cf3 (patch) | |
| tree | 1274a826136a24a3160b6df5e35b0304651c7ba7 /drivers/gpu/drm/amd | |
| parent | 6449724058c66408df599cd0b97d9df531137a08 (diff) | |
drm/amdgpu: Add place holder functions for xgmi topology interface with psp
Add dummy function for xgmi function interface with psp
Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c index b70cfa3fe1b2..9217af00bc8d 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c @@ -548,6 +548,33 @@ static int psp_v11_0_mode1_reset(struct psp_context *psp) return 0; } +/* TODO: Fill in follow functions once PSP firmware interface for XGMI is ready. + * For now, return success and hack the hive_id so high level code can + * start testing + */ +static int psp_v11_0_xgmi_get_topology_info(struct psp_context *psp, + int number_devices, struct psp_xgmi_topology_info *topology) +{ + return 0; +} + +static int psp_v11_0_xgmi_set_topology_info(struct psp_context *psp, + int number_devices, struct psp_xgmi_topology_info *topology) +{ + return 0; +} + +static u64 psp_v11_0_xgmi_get_hive_id(struct psp_context *psp) +{ + u64 hive_id = 0; + + /* Remove me when we can get correct hive_id through PSP */ + if (psp->adev->gmc.xgmi.num_physical_nodes) + hive_id = 0x123456789abcdef; + + return hive_id; +} + static const struct psp_funcs psp_v11_0_funcs = { .init_microcode = psp_v11_0_init_microcode, .bootloader_load_sysdrv = psp_v11_0_bootloader_load_sysdrv, @@ -560,6 +587,9 @@ static const struct psp_funcs psp_v11_0_funcs = { .cmd_submit = psp_v11_0_cmd_submit, .compare_sram_data = psp_v11_0_compare_sram_data, .mode1_reset = psp_v11_0_mode1_reset, + .xgmi_get_topology_info = psp_v11_0_xgmi_get_topology_info, + .xgmi_set_topology_info = psp_v11_0_xgmi_set_topology_info, + .xgmi_get_hive_id = psp_v11_0_xgmi_get_hive_id, }; void psp_v11_0_set_psp_funcs(struct psp_context *psp) |