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drm/i915: Move request->ctx aside

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In the next patch, we want to store the intel_context pointer inside
i915_request, as it is frequently access via a convoluted dance when
submitting the request to hw. Having two context pointers inside
i915_request leads to confusion so first rename the existing
i915_gem_context pointer to i915_request.gem_context.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180517212633.24934-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson
2018-05-17 22:26:30 +01:00
parent c8af5274c3
commit 4e0d64dba8
13 changed files with 64 additions and 55 deletions
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18
drivers/gpu/drm/i915/i915_gpu_error.c
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@@ -1287,9 +1287,11 @@ static void error_record_engine_registers(struct i915_gpu_state *error,
static void record_request(struct i915_request *request,
struct drm_i915_error_request *erq)
{
erq->context = request->ctx->hw_id;
struct i915_gem_context *ctx = request->gem_context;
erq->context = ctx->hw_id;
erq->sched_attr = request->sched.attr;
erq->ban_score = atomic_read(&request->ctx->ban_score);
erq->ban_score = atomic_read(&ctx->ban_score);
erq->seqno = request->global_seqno;
erq->jiffies = request->emitted_jiffies;
erq->start = i915_ggtt_offset(request->ring->vma);
@@ -1297,7 +1299,7 @@ static void record_request(struct i915_request *request,
erq->tail = request->tail;
rcu_read_lock();
erq->pid = request->ctx->pid ? pid_nr(request->ctx->pid) : 0;
erq->pid = ctx->pid ? pid_nr(ctx->pid) : 0;
rcu_read_unlock();
}
@@ -1461,12 +1463,12 @@ static void gem_record_rings(struct i915_gpu_state *error)
request = i915_gem_find_active_request(engine);
if (request) {
struct i915_gem_context *ctx = request->gem_context;
struct intel_ring *ring;
ee->vm = request->ctx->ppgtt ?
&request->ctx->ppgtt->base : &ggtt->base;
ee->vm = ctx->ppgtt ? &ctx->ppgtt->base : &ggtt->base;
record_context(&ee->context, request->ctx);
record_context(&ee->context, ctx);
/* We need to copy these to an anonymous buffer
* as the simplest method to avoid being overwritten
@@ -1483,11 +1485,11 @@ static void gem_record_rings(struct i915_gpu_state *error)
ee->ctx =
i915_error_object_create(i915,
to_intel_context(request->ctx,
to_intel_context(ctx,
engine)->state);
error->simulated |=
i915_gem_context_no_error_capture(request->ctx);
i915_gem_context_no_error_capture(ctx);
ee->rq_head = request->head;
ee->rq_post = request->postfix;