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| author | Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> | 2023-10-25 10:57:43 -0700 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2023-12-21 11:43:23 -0500 |
| commit | b77d8b5c5ec0673086f565f2c07ed6da081483b8 (patch) | |
| tree | 9b7eda7b773b220ccfe76e147146df5e41f21f87 | |
| parent | 484ecffac91067e44273afa727fb1b9855058c9a (diff) | |
| download | linux-b77d8b5c5ec0673086f565f2c07ed6da081483b8.tar.gz linux-b77d8b5c5ec0673086f565f2c07ed6da081483b8.zip | |
drm/xe/huc: HuC is not supported on GTs that don't have video engines
On MTL-style multi-gt platforms, the HuC is only available on the media
GT, so we need to consider it as not supported on the render GT.
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Alan Previn <alan.previn.teres.alexis@intel.com>
Cc: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
| -rw-r--r-- | drivers/gpu/drm/xe/xe_huc.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/xe/xe_huc.c b/drivers/gpu/drm/xe/xe_huc.c index 293403d16f25..386efa180c1c 100644 --- a/drivers/gpu/drm/xe/xe_huc.c +++ b/drivers/gpu/drm/xe/xe_huc.c @@ -35,10 +35,19 @@ huc_to_guc(struct xe_huc *huc) int xe_huc_init(struct xe_huc *huc) { - struct xe_device *xe = huc_to_xe(huc); + struct xe_gt *gt = huc_to_gt(huc); + struct xe_tile *tile = gt_to_tile(gt); + struct xe_device *xe = gt_to_xe(gt); int ret; huc->fw.type = XE_UC_FW_TYPE_HUC; + + /* On platforms with a media GT the HuC is only available there */ + if (tile->media_gt && (gt != tile->media_gt)) { + xe_uc_fw_change_status(&huc->fw, XE_UC_FIRMWARE_NOT_SUPPORTED); + return 0; + } + ret = xe_uc_fw_init(&huc->fw); if (ret) goto out; |