Chris Wilson <ch...@chris-wilson.co.uk> writes:
> The GT and engine reset failures are completely invisible when looking at
> a trace for a bug, but are vital to understanding the incomplete flow.
>
> Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuopp...@linux.intel.com>
> ---
> drivers/gpu/drm/i915/gt/intel_reset.c | 22 ++++++++++------------
> 1 file changed, 10 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/gt/intel_reset.c
> b/drivers/gpu/drm/i915/gt/intel_reset.c
> index 3654c955e6be..000d63588e9e 100644
> --- a/drivers/gpu/drm/i915/gt/intel_reset.c
> +++ b/drivers/gpu/drm/i915/gt/intel_reset.c
> @@ -231,7 +231,7 @@ static int g4x_do_reset(struct intel_gt *gt,
> GRDOM_MEDIA | GRDOM_RESET_ENABLE);
> ret = wait_for_atomic(g4x_reset_complete(pdev), 50);
> if (ret) {
> - drm_dbg(>->i915->drm, "Wait for media reset failed\n");
> + GT_TRACE(gt, "Wait for media reset failed\n");
> goto out;
> }
>
> @@ -239,7 +239,7 @@ static int g4x_do_reset(struct intel_gt *gt,
> GRDOM_RENDER | GRDOM_RESET_ENABLE);
> ret = wait_for_atomic(g4x_reset_complete(pdev), 50);
> if (ret) {
> - drm_dbg(>->i915->drm, "Wait for render reset failed\n");
> + GT_TRACE(gt, "Wait for render reset failed\n");
> goto out;
> }
>
> @@ -265,7 +265,7 @@ static int ilk_do_reset(struct intel_gt *gt,
> intel_engine_mask_t engine_mask,
> 5000, 0,
> NULL);
> if (ret) {
> - drm_dbg(>->i915->drm, "Wait for render reset failed\n");
> + GT_TRACE(gt, "Wait for render reset failed\n");
> goto out;
> }
>
> @@ -276,7 +276,7 @@ static int ilk_do_reset(struct intel_gt *gt,
> intel_engine_mask_t engine_mask,
> 5000, 0,
> NULL);
> if (ret) {
> - drm_dbg(>->i915->drm, "Wait for media reset failed\n");
> + GT_TRACE(gt, "Wait for media reset failed\n");
> goto out;
> }
>
> @@ -305,9 +305,9 @@ static int gen6_hw_domain_reset(struct intel_gt *gt, u32
> hw_domain_mask)
> 500, 0,
> NULL);
> if (err)
> - drm_dbg(>->i915->drm,
> - "Wait for 0x%08x engines reset failed\n",
> - hw_domain_mask);
> + GT_TRACE(gt,
> + "Wait for 0x%08x engines reset failed\n",
> + hw_domain_mask);
>
> return err;
> }
> @@ -407,8 +407,7 @@ static int gen11_lock_sfc(struct intel_engine_cs *engine,
> u32 *hw_mask)
> return 0;
>
> if (ret) {
> - drm_dbg(&engine->i915->drm,
> - "Wait for SFC forced lock ack failed\n");
> + ENGINE_TRACE(engine, "Wait for SFC forced lock ack failed\n");
> return ret;
> }
>
> @@ -1148,8 +1147,7 @@ int intel_engine_reset(struct intel_engine_cs *engine,
> const char *msg)
> ret = intel_guc_reset_engine(&engine->gt->uc.guc, engine);
> if (ret) {
> /* If we fail here, we expect to fallback to a global reset */
> - drm_dbg(>->i915->drm, "%sFailed to reset %s, ret=%d\n",
> - uses_guc ? "GuC " : "", engine->name, ret);
> + ENGINE_TRACE(engine, "Failed to reset, err: %d\n", ret);
> goto out;
> }
>
> @@ -1186,7 +1184,7 @@ static void intel_gt_reset_global(struct intel_gt *gt,
>
> kobject_uevent_env(kobj, KOBJ_CHANGE, error_event);
>
> - drm_dbg(>->i915->drm, "resetting chip, engines=%x\n", engine_mask);
> + GT_TRACE(gt, "resetting chip, engines=%x\n", engine_mask);
> kobject_uevent_env(kobj, KOBJ_CHANGE, reset_event);
>
> /* Use a watchdog to ensure that our reset completes */
> --
> 2.20.1
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
