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| author | Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> | 2022-09-27 17:41:42 -0700 |
|---|---|---|
| committer | Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> | 2022-10-03 11:29:19 -0700 |
| commit | e6177ec586d19fc62bba833ca0f6939f1a750928 (patch) | |
| tree | 6b16571753d9739d2770301ea3fb12c22c0e9670 /drivers/gpu/drm/i915/i915_request.h | |
| parent | 27536e03271da3dafcdddf735102041a26ad5bd0 (diff) | |
| download | linux-e6177ec586d19fc62bba833ca0f6939f1a750928.tar.gz linux-e6177ec586d19fc62bba833ca0f6939f1a750928.tar.bz2 linux-e6177ec586d19fc62bba833ca0f6939f1a750928.zip | |
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/i915_request.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_request.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_request.h b/drivers/gpu/drm/i915/i915_request.h index 47041ec68df8..f5e1bb5e857a 100644 --- a/drivers/gpu/drm/i915/i915_request.h +++ b/drivers/gpu/drm/i915/i915_request.h @@ -348,6 +348,11 @@ struct i915_request { #define GUC_PRIO_FINI 0xfe u8 guc_prio; + /** + * @hucq: wait queue entry used to wait on the HuC load to complete + */ + wait_queue_entry_t hucq; + I915_SELFTEST_DECLARE(struct { struct list_head link; unsigned long delay; |