diff options
| author | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2021-03-23 16:50:07 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-03-24 17:27:20 +0100 |
| commit | 9c01524d4f58a21915bee8a4e40e4d3dd6570dc5 (patch) | |
| tree | 8604e1f861cea037a84711fc2ebcc28da184a6c6 /drivers/gpu/drm | |
| parent | abd2f577177e5b1922a8d4ddd9c1f3dc080f0d17 (diff) | |
drm/i915: Populate logical context during first pin.
This allows us to remove pin_map from state allocation, which saves
us a few retry loops. We won't need this until first pin, anyway.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
[danvet: Resolve context conflict because we don't have the
i915_scheduler.c extraction from the below patches set:
https://lore.kernel.org/intel-gfx/20210203165259.13087-6-chris@chris-wilson.co.uk/]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210323155059.628690-19-maarten.lankhorst@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_execlists_submission.c | 26 |
1 files changed, 23 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c index ac1be7a632d3..77edca578e76 100644 --- a/drivers/gpu/drm/i915/gt/intel_execlists_submission.c +++ b/drivers/gpu/drm/i915/gt/intel_execlists_submission.c @@ -2457,11 +2457,31 @@ static void execlists_submit_request(struct i915_request *request) spin_unlock_irqrestore(&engine->active.lock, flags); } +static int +__execlists_context_pre_pin(struct intel_context *ce, + struct intel_engine_cs *engine, + struct i915_gem_ww_ctx *ww, void **vaddr) +{ + int err; + + err = lrc_pre_pin(ce, engine, ww, vaddr); + if (err) + return err; + + if (!__test_and_set_bit(CONTEXT_INIT_BIT, &ce->flags)) { + lrc_init_state(ce, engine, *vaddr); + + __i915_gem_object_flush_map(ce->state->obj, 0, engine->context_size); + } + + return 0; +} + static int execlists_context_pre_pin(struct intel_context *ce, struct i915_gem_ww_ctx *ww, void **vaddr) { - return lrc_pre_pin(ce, ce->engine, ww, vaddr); + return __execlists_context_pre_pin(ce, ce->engine, ww, vaddr); } static int execlists_context_pin(struct intel_context *ce, void *vaddr) @@ -3365,8 +3385,8 @@ static int virtual_context_pre_pin(struct intel_context *ce, { struct virtual_engine *ve = container_of(ce, typeof(*ve), context); - /* Note: we must use a real engine class for setting up reg state */ - return lrc_pre_pin(ce, ve->siblings[0], ww, vaddr); + /* Note: we must use a real engine class for setting up reg state */ + return __execlists_context_pre_pin(ce, ve->siblings[0], ww, vaddr); } static int virtual_context_pin(struct intel_context *ce, void *vaddr) |