From: Michel Thierry <michel.thierry@xxxxxxxxx>
Save the watchdog threshold (in us) as part of the engine state.
v2: Only do it for gen8+ (and prevent a missing-case warn).
v3: use ctx->__engine.
v4: Rebase.
v5: Rebase.
Cc: Antonio Argenziano <antonio.argenziano@xxxxxxxxx>
Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>
Signed-off-by: Michel Thierry <michel.thierry@xxxxxxxxx>
Signed-off-by: Carlos Santa <carlos.santa@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gpu_error.c | 12 ++++++++----
drivers/gpu/drm/i915/i915_gpu_error.h | 1 +
2 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 8792ad12373d..a2dddaaeb215 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -460,10 +460,12 @@ static void error_print_context(struct drm_i915_error_state_buf *m,
const char *header,
const struct drm_i915_error_context *ctx)
{
- err_printf(m, "%s%s[%d] user_handle %d hw_id %d, prio %d, ban score %d%s guilty %d active %d\n",
+ err_printf(m, "%s%s[%d] user_handle %d hw_id %d, prio %d, ban score %d%s guilty %d active %d, watchdog %dus\n",
header, ctx->comm, ctx->pid, ctx->handle, ctx->hw_id,
ctx->sched_attr.priority, ctx->ban_score, bannable(ctx),
- ctx->guilty, ctx->active);
+ ctx->guilty, ctx->active,
+ INTEL_GEN(m->i915) >= 8 ?
+ watchdog_to_us(m->i915, ctx->watchdog_threshold) : 0);
}
static void error_print_engine(struct drm_i915_error_state_buf *m,
@@ -1348,7 +1350,8 @@ static void error_record_engine_execlists(struct intel_engine_cs *engine,
}
static void record_context(struct drm_i915_error_context *e,
- struct i915_gem_context *ctx)
+ struct i915_gem_context *ctx,
+ u32 engine_id)
{
if (ctx->pid) {
struct task_struct *task;
@@ -1369,6 +1372,7 @@ static void record_context(struct drm_i915_error_context *e,
e->bannable = i915_gem_context_is_bannable(ctx);
e->guilty = atomic_read(&ctx->guilty_count);
e->active = atomic_read(&ctx->active_count);
+ e->watchdog_threshold = ctx->__engine[engine_id].watchdog_threshold;
}
static void request_record_user_bo(struct i915_request *request,
@@ -1452,7 +1456,7 @@ static void gem_record_rings(struct i915_gpu_state *error)
ee->vm = ctx->ppgtt ? &ctx->ppgtt->vm : &ggtt->vm;
- record_context(&ee->context, ctx);
+ record_context(&ee->context, ctx, engine->id);
/* We need to copy these to an anonymous buffer
* as the simplest method to avoid being overwritten
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.h b/drivers/gpu/drm/i915/i915_gpu_error.h
index bd1821c73ecd..454707848248 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.h
+++ b/drivers/gpu/drm/i915/i915_gpu_error.h
@@ -122,6 +122,7 @@ struct i915_gpu_state {
int ban_score;
int active;
int guilty;
+ int watchdog_threshold;
bool bannable;
struct i915_sched_attr sched_attr;
} context;
--
2.17.1
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