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| author | Matthew Brost <matthew.brost@intel.com> | 2021-10-14 20:19:56 +0300 |
|---|---|---|
| committer | John Harrison <John.C.Harrison@Intel.com> | 2021-10-15 20:45:50 +0300 |
| commit | e5e32171a2cf1e434d4f88e12467f3e47d0ec618 (patch) | |
| tree | 86457c06e9ac3c4731403d2fce42d3592361e532 /drivers/gpu/drm/i915/gt/intel_engine.h | |
| parent | d38a9294491dcc38b0508c865b59604f66fb08c4 (diff) | |
| download | linux-e5e32171a2cf1e434d4f88e12467f3e47d0ec618.tar.xz | |
drm/i915/guc: Connect UAPI to GuC multi-lrc interface
Introduce 'set parallel submit' extension to connect UAPI to GuC
multi-lrc interface. Kernel doc in new uAPI should explain it all.
IGT: https://patchwork.freedesktop.org/patch/447008/?series=93071&rev=1
media UMD: https://github.com/intel/media-driver/pull/1252
v2:
(Daniel Vetter)
- Add IGT link and placeholder for media UMD link
v3:
(Kernel test robot)
- Fix warning in unpin engines call
(John Harrison)
- Reword a bunch of the kernel doc
v4:
(John Harrison)
- Add comment why perma-pin is done after setting gem context
- Update some comments / docs for proto contexts
v5:
(John Harrison)
- Rework perma-pin comment
- Add BUG_IN if context is pinned when setting gem context
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: John Harrison <John.C.Harrison@Intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211014172005.27155-17-matthew.brost@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_engine.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_engine.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h index d5ac49c0691e..08559ace0ada 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine.h +++ b/drivers/gpu/drm/i915/gt/intel_engine.h @@ -282,9 +282,19 @@ intel_engine_has_preempt_reset(const struct intel_engine_cs *engine) return intel_engine_has_preemption(engine); } +#define FORCE_VIRTUAL BIT(0) struct intel_context * intel_engine_create_virtual(struct intel_engine_cs **siblings, - unsigned int count); + unsigned int count, unsigned long flags); + +static inline struct intel_context * +intel_engine_create_parallel(struct intel_engine_cs **engines, + unsigned int num_engines, + unsigned int width) +{ + GEM_BUG_ON(!engines[0]->cops->create_parallel); + return engines[0]->cops->create_parallel(engines, num_engines, width); +} static inline bool intel_virtual_engine_has_heartbeat(const struct intel_engine_cs *engine) |