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drm/i915: Convert execlists_ctx_descriptor() for requests

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Pass around requests to carry context deeper in callchain.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Mika Kuoppala 2015-07-03 17:09:37 +03:00 committed by Daniel Vetter
parent cc3c42532c
commit 8ee36152cf
1 changed files with 6 additions and 8 deletions
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14
drivers/gpu/drm/i915/intel_lrc.c
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@ -261,10 +261,11 @@ u32 intel_execlists_ctx_id(struct drm_i915_gem_object *ctx_obj)
return lrca >> 12; return lrca >> 12;
} }
static uint64_t execlists_ctx_descriptor(struct intel_engine_cs *ring, static uint64_t execlists_ctx_descriptor(struct drm_i915_gem_request *rq)
struct drm_i915_gem_object *ctx_obj)
{ {
struct intel_engine_cs *ring = rq->ring;
struct drm_device *dev = ring->dev; struct drm_device *dev = ring->dev;
struct drm_i915_gem_object *ctx_obj = rq->ctx->engine[ring->id].state;
uint64_t desc; uint64_t desc;
uint64_t lrca = i915_gem_obj_ggtt_offset(ctx_obj); uint64_t lrca = i915_gem_obj_ggtt_offset(ctx_obj);
@ -299,21 +300,18 @@ static void execlists_elsp_write(struct drm_i915_gem_request *rq0,
struct intel_engine_cs *ring = rq0->ring; struct intel_engine_cs *ring = rq0->ring;
struct drm_device *dev = ring->dev; struct drm_device *dev = ring->dev;
struct drm_i915_private *dev_priv = dev->dev_private; struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_object *ctx_obj0 = rq0->ctx->engine[ring->id].state;
struct drm_i915_gem_object *ctx_obj1 = rq1 ?
rq1->ctx->engine[ring->id].state : NULL;
uint64_t temp = 0; uint64_t temp = 0;
uint32_t desc[4]; uint32_t desc[4];
/* XXX: You must always write both descriptors in the order below. */ /* XXX: You must always write both descriptors in the order below. */
if (ctx_obj1) if (rq1)
temp = execlists_ctx_descriptor(ring, ctx_obj1); temp = execlists_ctx_descriptor(rq1);
else else
temp = 0; temp = 0;
desc[1] = (u32)(temp >> 32); desc[1] = (u32)(temp >> 32);
desc[0] = (u32)temp; desc[0] = (u32)temp;
temp = execlists_ctx_descriptor(ring, ctx_obj0); temp = execlists_ctx_descriptor(rq0);
desc[3] = (u32)(temp >> 32); desc[3] = (u32)(temp >> 32);
desc[2] = (u32)temp; desc[2] = (u32)temp;