diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-12-19 23:29:32 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-12-20 01:33:17 +0000 |
| commit | d5e1935381a156be1e79b4229172bee7ff550ded (patch) | |
| tree | b6e19b7b73a97d7f43477883f7b59f00c6833a0b /drivers/gpu/drm | |
| parent | 7d1ff0d9faf66f630c104a6ca6b8a3c6091ba3a3 (diff) | |
drm/i915/gt: Teach veng to defer the context allocation
Since we added the context_alloc callback to intel_context_ops, we can
safely install a custom hook for the deferred virtual context allocation.
This means that all new contexts behave the same upon creation,
simplifying later code.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Andi Shyti <andi.shyti@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191219232932.189197-1-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_lrc.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index 31815d5e3b74..b7da6d7e7e2a 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -4240,6 +4240,13 @@ static void virtual_engine_initial_hint(struct virtual_engine *ve) ve->siblings[0]); } +static int virtual_context_alloc(struct intel_context *ce) +{ + struct virtual_engine *ve = container_of(ce, typeof(*ve), context); + + return __execlists_context_alloc(ce, ve->siblings[0]); +} + static int virtual_context_pin(struct intel_context *ce) { struct virtual_engine *ve = container_of(ce, typeof(*ve), context); @@ -4277,6 +4284,8 @@ static void virtual_context_exit(struct intel_context *ce) } static const struct intel_context_ops virtual_context_ops = { + .alloc = virtual_context_alloc, + .pin = virtual_context_pin, .unpin = execlists_context_unpin, @@ -4593,12 +4602,6 @@ intel_execlists_create_virtual(struct i915_gem_context *ctx, ve->base.flags |= I915_ENGINE_IS_VIRTUAL; - err = __execlists_context_alloc(&ve->context, siblings[0]); - if (err) - goto err_put; - - __set_bit(CONTEXT_ALLOC_BIT, &ve->context.flags); - return &ve->context; err_put: |