diff options
| author | Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> | 2022-09-28 03:41:42 +0300 |
|---|---|---|
| committer | Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> | 2022-10-03 21:29:19 +0300 |
| commit | e6177ec586d19fc62bba833ca0f6939f1a750928 (patch) | |
| tree | 6b16571753d9739d2770301ea3fb12c22c0e9670 /drivers/gpu/drm/i915/gt/uc/intel_huc.h | |
| parent | 27536e03271da3dafcdddf735102041a26ad5bd0 (diff) | |
| download | linux-e6177ec586d19fc62bba833ca0f6939f1a750928.tar.xz | |
drm/i915/huc: stall media submission until HuC is loaded
Wait on the fence to be signalled to avoid the submissions finding HuC
not yet loaded.
v2: use dedicaded wait_queue_entry for waiting in HuC load, as submitq
can't be re-used for it.
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Tony Ye <tony.ye@intel.com>
Acked-by: Tony Ye <tony.ye@intel.com>
Reviewed-by: Alan Previn <alan.previn.teres.alexis@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220928004145.745803-13-daniele.ceraolospurio@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/uc/intel_huc.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_huc.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_huc.h b/drivers/gpu/drm/i915/gt/uc/intel_huc.h index 915d281c1c72..52db03620c60 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_huc.h +++ b/drivers/gpu/drm/i915/gt/uc/intel_huc.h @@ -81,6 +81,12 @@ static inline bool intel_huc_is_loaded_by_gsc(const struct intel_huc *huc) return huc->fw.loaded_via_gsc; } +static inline bool intel_huc_wait_required(struct intel_huc *huc) +{ + return intel_huc_is_used(huc) && intel_huc_is_loaded_by_gsc(huc) && + !intel_huc_is_authenticated(huc); +} + void intel_huc_load_status(struct intel_huc *huc, struct drm_printer *p); #endif |