Quoting Venkata Sandeep Dhanalakota (2019-12-12 07:35:22)
> Adding device name to trace makes debugging easier,
> when dealing with multiple gpus.
I'm not going to type that by hand, so let's try a little bit of
ingenuity.
---
drivers/gpu/drm/i915/gt/intel_engine.h | 8 ++
drivers/gpu/drm/i915/gt/intel_engine_cs.c | 6 +-
drivers/gpu/drm/i915/gt/intel_engine_pm.c | 6 +-
drivers/gpu/drm/i915/gt/intel_lrc.c | 106 ++++++++----------
drivers/gpu/drm/i915/gt/intel_reset.c | 2 +-
.../gpu/drm/i915/gt/intel_ring_submission.c | 11 +-
.../gpu/drm/i915/gt/uc/intel_guc_submission.c | 8 +-
7 files changed, 72 insertions(+), 75 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h
index c294ea80605e..d9c7121fa09e 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine.h
+++ b/drivers/gpu/drm/i915/gt/intel_engine.h
@@ -29,6 +29,14 @@ struct intel_gt;
#define CACHELINE_BYTES 64
#define CACHELINE_DWORDS (CACHELINE_BYTES / sizeof(u32))
+#define ENGINE_TRACE(e__, fmt, ...) do { \
+ typecheck(struct intel_engine_cs, *(e__)); \
+ GEM_TRACE("%s %s: " fmt, \
+ dev_name((e__)->i915->drm.dev), \
+ (e__)->name, \
+ ##__VA_ARGS__); \
+} while (0)
+
/*
* The register defines to be used with the following macros need to accept a
* base param, e.g:
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
index 49473c25916c..3d1d48bf90cf 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c
@@ -912,7 +912,7 @@ int intel_engine_stop_cs(struct intel_engine_cs *engine)
if (INTEL_GEN(engine->i915) < 3)
return -ENODEV;
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
intel_uncore_write_fw(uncore, mode, _MASKED_BIT_ENABLE(STOP_RING));
@@ -921,7 +921,7 @@ int intel_engine_stop_cs(struct intel_engine_cs *engine)
mode, MODE_IDLE, MODE_IDLE,
1000, stop_timeout(engine),
NULL)) {
- GEM_TRACE("%s: timed out on STOP_RING -> IDLE\n", engine->name);
+ ENGINE_TRACE(engine, "timed out on STOP_RING -> IDLE\n");
err = -ETIMEDOUT;
}
@@ -933,7 +933,7 @@ int intel_engine_stop_cs(struct intel_engine_cs *engine)
void intel_engine_cancel_stop_cs(struct intel_engine_cs *engine)
{
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
ENGINE_WRITE_FW(engine, RING_MI_MODE, _MASKED_BIT_DISABLE(STOP_RING));
}
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_pm.c b/drivers/gpu/drm/i915/gt/intel_engine_pm.c
index 889eb37e386a..bcbda8e52d41 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_pm.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_pm.c
@@ -21,7 +21,7 @@ static int __engine_unpark(struct intel_wakeref *wf)
container_of(wf, typeof(*engine), wakeref);
void *map;
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
intel_gt_pm_get(engine->gt);
@@ -80,7 +80,7 @@ __queue_and_release_pm(struct i915_request *rq,
{
struct intel_gt_timelines *timelines = &engine->gt->timelines;
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
/*
* We have to serialise all potential retirement paths with our
@@ -204,7 +204,7 @@ static int __engine_park(struct intel_wakeref *wf)
if (!switch_to_kernel_context(engine))
return -EBUSY;
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
call_idle_barriers(engine); /* cleanup after wedging */
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index 929f6bae4eba..e402b3b28150 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -1069,8 +1069,8 @@ static void reset_active(struct i915_request *rq,
* remain correctly ordered. And we defer to __i915_request_submit()
* so that all asynchronous waits are correctly handled.
*/
- GEM_TRACE("%s(%s): { rq=%llx:%lld }\n",
- __func__, engine->name, rq->fence.context, rq->fence.seqno);
+ ENGINE_TRACE(engine, "{ rq=%llx:%lld }\n",
+ rq->fence.context, rq->fence.seqno);
/* On resubmission of the active request, payload will be scrubbed */
if (i915_request_completed(rq))
@@ -1274,15 +1274,14 @@ trace_ports(const struct intel_engine_execlists *execlists,
if (!ports[0])
return;
- GEM_TRACE("%s: %s { %llx:%lld%s, %llx:%lld }\n",
- engine->name, msg,
- ports[0]->fence.context,
- ports[0]->fence.seqno,
- i915_request_completed(ports[0]) ? "!" :
- i915_request_started(ports[0]) ? "*" :
- "",
- ports[1] ? ports[1]->fence.context : 0,
- ports[1] ? ports[1]->fence.seqno : 0);
+ ENGINE_TRACE(engine, "%s { %llx:%lld%s, %llx:%lld }\n", msg,
+ ports[0]->fence.context,
+ ports[0]->fence.seqno,
+ i915_request_completed(ports[0]) ? "!" :
+ i915_request_started(ports[0]) ? "*" :
+ "",
+ ports[1] ? ports[1]->fence.context : 0,
+ ports[1] ? ports[1]->fence.seqno : 0);
}
static __maybe_unused bool
@@ -1700,12 +1699,11 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
last = last_active(execlists);
if (last) {
if (need_preempt(engine, last, rb)) {
- GEM_TRACE("%s: preempting last=%llx:%lld, prio=%d, hint=%d\n",
- engine->name,
- last->fence.context,
- last->fence.seqno,
- last->sched.attr.priority,
- execlists->queue_priority_hint);
+ ENGINE_TRACE(engine, "preempting last=%llx:%lld, prio=%d, hint=%d\n",
+ last->fence.context,
+ last->fence.seqno,
+ last->sched.attr.priority,
+ execlists->queue_priority_hint);
record_preemption(execlists);
/*
@@ -1735,12 +1733,12 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
last = NULL;
} else if (need_timeslice(engine, last) &&
timer_expired(&engine->execlists.timer)) {
- GEM_TRACE("%s: expired last=%llx:%lld, prio=%d, hint=%d\n",
- engine->name,
- last->fence.context,
- last->fence.seqno,
- last->sched.attr.priority,
- execlists->queue_priority_hint);
+ ENGINE_TRACE(engine,
+ "expired last=%llx:%lld, prio=%d, hint=%d\n",
+ last->fence.context,
+ last->fence.seqno,
+ last->sched.attr.priority,
+ execlists->queue_priority_hint);
ring_set_paused(engine, 1);
defer_active(engine);
@@ -1817,14 +1815,13 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
return; /* leave this for another */
}
- GEM_TRACE("%s: virtual rq=%llx:%lld%s, new engine? %s\n",
- engine->name,
- rq->fence.context,
- rq->fence.seqno,
- i915_request_completed(rq) ? "!" :
- i915_request_started(rq) ? "*" :
- "",
- yesno(engine != ve->siblings[0]));
+ ENGINE_TRACE(engine, "virtual rq=%llx:%lld%s, new engine? %s\n",
+ rq->fence.context,
+ rq->fence.seqno,
+ i915_request_completed(rq) ? "!" :
+ i915_request_started(rq) ? "*" :
+ "",
+ yesno(engine != ve->siblings[0]));
ve->request = NULL;
ve->base.execlists.queue_priority_hint = INT_MIN;
@@ -1980,9 +1977,6 @@ static void execlists_dequeue(struct intel_engine_cs *engine)
* interrupt for secondary ports).
*/
execlists->queue_priority_hint = queue_prio(execlists);
- GEM_TRACE("%s: queue_priority_hint:%d, submit:%s\n",
- engine->name, execlists->queue_priority_hint,
- yesno(submit));
if (submit) {
*port = execlists_schedule_in(last, port - execlists->pending);
@@ -2131,7 +2125,7 @@ static void process_csb(struct intel_engine_cs *engine)
*/
head = execlists->csb_head;
tail = READ_ONCE(*execlists->csb_write);
- GEM_TRACE("%s cs-irq head=%d, tail=%d\n", engine->name, head, tail);
+ ENGINE_TRACE(engine, "cs-irq head=%d, tail=%d\n", head, tail);
if (unlikely(head == tail))
return;
@@ -2169,9 +2163,8 @@ static void process_csb(struct intel_engine_cs *engine)
* status notifier.
*/
- GEM_TRACE("%s csb[%d]: status=0x%08x:0x%08x\n",
- engine->name, head,
- buf[2 * head + 0], buf[2 * head + 1]);
+ ENGINE_TRACE(engine, "csb[%d]: status=0x%08x:0x%08x\n",
+ head, buf[2 * head + 0], buf[2 * head + 1]);
if (INTEL_GEN(engine->i915) >= 12)
promote = gen12_csb_parse(execlists, buf + 2 * head);
@@ -2262,10 +2255,9 @@ static noinline void preempt_reset(struct intel_engine_cs *engine)
/* Mark this tasklet as disabled to avoid waiting for it to complete */
tasklet_disable_nosync(&engine->execlists.tasklet);
- GEM_TRACE("%s: preempt timeout %lu+%ums\n",
- engine->name,
- READ_ONCE(engine->props.preempt_timeout_ms),
- jiffies_to_msecs(jiffies - engine->execlists.preempt.expires));
+ ENGINE_TRACE(engine, "preempt timeout %lu+%ums\n",
+ READ_ONCE(engine->props.preempt_timeout_ms),
+ jiffies_to_msecs(jiffies - engine->execlists.preempt.expires));
intel_engine_reset(engine, "preemption time out");
tasklet_enable(&engine->execlists.tasklet);
@@ -2971,8 +2963,8 @@ static void execlists_reset_prepare(struct intel_engine_cs *engine)
struct intel_engine_execlists * const execlists = &engine->execlists;
unsigned long flags;
- GEM_TRACE("%s: depth<-%d\n", engine->name,
- atomic_read(&execlists->tasklet.count));
+ ENGINE_TRACE(engine, "depth<-%d\n",
+ atomic_read(&execlists->tasklet.count));
/*
* Prevent request submission to the hardware until we have
@@ -3134,8 +3126,8 @@ static void __execlists_reset(struct intel_engine_cs *engine, bool stalled)
restore_default_state(ce, engine);
out_replay:
- GEM_TRACE("%s replay {head:%04x, tail:%04x}\n",
- engine->name, ce->ring->head, ce->ring->tail);
+ ENGINE_TRACE(engine, "replay {head:%04x, tail:%04x}\n",
+ ce->ring->head, ce->ring->tail);
intel_ring_update_space(ce->ring);
__execlists_reset_reg_state(ce, engine);
__execlists_update_reg_state(ce, engine);
@@ -3151,7 +3143,7 @@ static void execlists_reset(struct intel_engine_cs *engine, bool stalled)
{
unsigned long flags;
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
spin_lock_irqsave(&engine->active.lock, flags);
@@ -3172,7 +3164,7 @@ static void execlists_cancel_requests(struct intel_engine_cs *engine)
struct rb_node *rb;
unsigned long flags;
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
/*
* Before we call engine->cancel_requests(), we should have exclusive
@@ -3259,8 +3251,8 @@ static void execlists_reset_finish(struct intel_engine_cs *engine)
if (__tasklet_enable(&execlists->tasklet))
/* And kick in case we missed a new request submission. */
tasklet_hi_schedule(&execlists->tasklet);
- GEM_TRACE("%s: depth->%d\n", engine->name,
- atomic_read(&execlists->tasklet.count));
+ ENGINE_TRACE(engine, "depth->%d\n",
+ atomic_read(&execlists->tasklet.count));
}
static int gen8_emit_bb_start(struct i915_request *rq,
@@ -4309,10 +4301,9 @@ static intel_engine_mask_t virtual_submission_mask(struct virtual_engine *ve)
mask = ve->siblings[0]->mask;
}
- GEM_TRACE("%s: rq=%llx:%lld, mask=%x, prio=%d\n",
- ve->base.name,
- rq->fence.context, rq->fence.seqno,
- mask, ve->base.execlists.queue_priority_hint);
+ ENGINE_TRACE(&ve->base, "rq=%llx:%lld, mask=%x, prio=%d\n",
+ rq->fence.context, rq->fence.seqno,
+ mask, ve->base.execlists.queue_priority_hint);
return mask;
}
@@ -4403,10 +4394,9 @@ static void virtual_submit_request(struct i915_request *rq)
struct i915_request *old;
unsigned long flags;
- GEM_TRACE("%s: rq=%llx:%lld\n",
- ve->base.name,
- rq->fence.context,
- rq->fence.seqno);
+ ENGINE_TRACE(&ve->base, "rq=%llx:%lld\n",
+ rq->fence.context,
+ rq->fence.seqno);
GEM_BUG_ON(ve->base.submit_request != virtual_submit_request);
diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c b/drivers/gpu/drm/i915/gt/intel_reset.c
index 8408cb84e52c..f5b2e7c7e6c8 100644
--- a/drivers/gpu/drm/i915/gt/intel_reset.c
+++ b/drivers/gpu/drm/i915/gt/intel_reset.c
@@ -1089,7 +1089,7 @@ int intel_engine_reset(struct intel_engine_cs *engine, const char *msg)
bool uses_guc = intel_engine_in_guc_submission_mode(engine);
int ret;
- GEM_TRACE("%s flags=%lx\n", engine->name, gt->reset.flags);
+ ENGINE_TRACE(engine, "flags=%lx\n", gt->reset.flags);
GEM_BUG_ON(!test_bit(I915_RESET_ENGINE + engine->id, >->reset.flags));
if (!intel_engine_pm_get_if_awake(engine))
diff --git a/drivers/gpu/drm/i915/gt/intel_ring_submission.c b/drivers/gpu/drm/i915/gt/intel_ring_submission.c
index 5c22ca6f998a..32334476cd77 100644
--- a/drivers/gpu/drm/i915/gt/intel_ring_submission.c
+++ b/drivers/gpu/drm/i915/gt/intel_ring_submission.c
@@ -632,8 +632,8 @@ static int xcs_resume(struct intel_engine_cs *engine)
struct intel_ring *ring = engine->legacy.ring;
int ret = 0;
- GEM_TRACE("%s: ring:{HEAD:%04x, TAIL:%04x}\n",
- engine->name, ring->head, ring->tail);
+ ENGINE_TRACE(engine, "ring:{HEAD:%04x, TAIL:%04x}\n",
+ ring->head, ring->tail);
intel_uncore_forcewake_get(engine->uncore, FORCEWAKE_ALL);
@@ -746,10 +746,10 @@ static void reset_prepare(struct intel_engine_cs *engine)
*
* FIXME: Wa for more modern gens needs to be validated
*/
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
if (intel_engine_stop_cs(engine))
- GEM_TRACE("%s: timed out on STOP_RING\n", engine->name);
+ ENGINE_TRACE(engine, "timed out on STOP_RING\n");
intel_uncore_write_fw(uncore,
RING_HEAD(base),
@@ -765,8 +765,7 @@ static void reset_prepare(struct intel_engine_cs *engine)
/* Check acts as a post */
if (intel_uncore_read_fw(uncore, RING_HEAD(base)))
- GEM_TRACE("%s: ring head [%x] not parked\n",
- engine->name,
+ ENGINE_TRACE(engine, "ring head [%x] not parked\n",
intel_uncore_read_fw(uncore, RING_HEAD(base)));
}
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
index 172220e83079..af04ed6e48d9 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
@@ -375,7 +375,7 @@ static void guc_reset_prepare(struct intel_engine_cs *engine)
{
struct intel_engine_execlists * const execlists = &engine->execlists;
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
/*
* Prevent request submission to the hardware until we have
@@ -434,7 +434,7 @@ static void guc_cancel_requests(struct intel_engine_cs *engine)
struct rb_node *rb;
unsigned long flags;
- GEM_TRACE("%s\n", engine->name);
+ ENGINE_TRACE(engine, "\n");
/*
* Before we call engine->cancel_requests(), we should have exclusive
@@ -495,8 +495,8 @@ static void guc_reset_finish(struct intel_engine_cs *engine)
/* And kick in case we missed a new request submission. */
tasklet_hi_schedule(&execlists->tasklet);
- GEM_TRACE("%s: depth->%d\n", engine->name,
- atomic_read(&execlists->tasklet.count));
+ ENGINE_TRACE(engine, "depth->%d\n",
+ atomic_read(&execlists->tasklet.count));
}
/*
--
2.24.0
---------------------------------------------------------------------
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