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drm/i915/overlay: Stash the kernel context on initialisation

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Simplify runtime request creation by storing the context we need to use
during initialisation. This allows us to remove one more hardcoded
engine lookup.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190704200455.14870-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2019-07-04 21:04:53 +01:00
parent 1ee2ae896b
commit ec22f256a6
1 changed files with 7 additions and 3 deletions
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10
drivers/gpu/drm/i915/display/intel_overlay.c
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@ -175,6 +175,7 @@ struct overlay_registers {
struct intel_overlay {
struct drm_i915_private *i915;
struct intel_context *context;
struct intel_crtc *crtc;
struct i915_vma *vma;
struct i915_vma *old_vma;
@ -239,9 +240,7 @@ static int intel_overlay_do_wait_request(struct intel_overlay *overlay,
static struct i915_request *alloc_request(struct intel_overlay *overlay)
{
struct intel_engine_cs *engine = overlay->i915->engine[RCS0];
return i915_request_create(engine->kernel_context);
return i915_request_create(overlay->context);
}
/* overlay needs to be disable in OCMD reg */
@ -1359,11 +1358,16 @@ void intel_overlay_setup(struct drm_i915_private *dev_priv)
if (!HAS_OVERLAY(dev_priv))
return;
if (!HAS_ENGINE(dev_priv, RCS0))
return;
overlay = kzalloc(sizeof(*overlay), GFP_KERNEL);
if (!overlay)
return;
overlay->i915 = dev_priv;
overlay->context = dev_priv->engine[RCS0]->kernel_context;
GEM_BUG_ON(!overlay->context);
overlay->color_key = 0x0101fe;
overlay->color_key_enabled = true;