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authorChris Wilson <chris@chris-wilson.co.uk>2017-03-30 15:50:41 +0100
committerChris Wilson <chris@chris-wilson.co.uk>2017-03-31 12:10:53 +0100
commitae351beb1f0e439fba1136c083167ddfa8d8fe1d (patch)
tree0c3b7d411fe2a213fb67601b5d9c23c9d90c3349 /drivers/gpu/drm/i915/i915_gem_request.c
parent7a453fb82f869ea919aefb4943c7d24194c98698 (diff)
downloadop-kernel-dev-ae351beb1f0e439fba1136c083167ddfa8d8fe1d.zip
op-kernel-dev-ae351beb1f0e439fba1136c083167ddfa8d8fe1d.tar.gz
drm/i915: Combine reset_all_global_seqno() loops into one
We can merge the pair of loops over the engines and their timelines into a single loop, making it easier to read and more consistent with the commentary. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: http://patchwork.freedesktop.org/patch/msgid/20170330145041.9005-6-chris@chris-wilson.co.uk Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_request.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_request.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c
index 1bfc3e6..6348353 100644
--- a/drivers/gpu/drm/i915/i915_gem_request.c
+++ b/drivers/gpu/drm/i915/i915_gem_request.c
@@ -191,7 +191,6 @@ i915_priotree_init(struct i915_priotree *pt)
static int reset_all_global_seqno(struct drm_i915_private *i915, u32 seqno)
{
- struct i915_gem_timeline *timeline = &i915->gt.global_timeline;
struct intel_engine_cs *engine;
enum intel_engine_id id;
int ret;
@@ -205,7 +204,8 @@ static int reset_all_global_seqno(struct drm_i915_private *i915, u32 seqno)
/* If the seqno wraps around, we need to clear the breadcrumb rbtree */
for_each_engine(engine, i915, id) {
- struct intel_timeline *tl = &timeline->engine[id];
+ struct i915_gem_timeline *timeline;
+ struct intel_timeline *tl = engine->timeline;
if (!i915_seqno_passed(seqno, tl->seqno)) {
/* spin until threads are complete */
@@ -216,14 +216,10 @@ static int reset_all_global_seqno(struct drm_i915_private *i915, u32 seqno)
/* Finally reset hw state */
tl->seqno = seqno;
intel_engine_init_global_seqno(engine, seqno);
- }
-
- list_for_each_entry(timeline, &i915->gt.timelines, link) {
- for_each_engine(engine, i915, id) {
- struct intel_timeline *tl = &timeline->engine[id];
- memset(tl->sync_seqno, 0, sizeof(tl->sync_seqno));
- }
+ list_for_each_entry(timeline, &i915->gt.timelines, link)
+ memset(timeline->engine[id].sync_seqno, 0,
+ sizeof(timeline->engine[id].sync_seqno));
}
return 0;
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