On 15/01/2018 14:41, Lionel Landwerlin wrote:
This might be useful information for developers looking at an error
state.
v2: Place topology towards the end of the error state (Chris)
v3: Reuse common printing code (Michal)
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gpu_error.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index 944059322daa..aaa34a2bebe1 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -605,6 +605,14 @@ static void err_print_uc(struct drm_i915_error_state_buf *m,
print_error_obj(m, NULL, "GuC log buffer", error_uc->guc_log);
}
+static void err_print_rcs_topology(struct drm_i915_error_state_buf *m,
+ const struct sseu_dev_info *sseu)
+{
+ struct drm_printer p = i915_error_printer(m);
+
+ intel_device_info_dump_topology(sseu, &p);
+}
+
int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
const struct i915_gpu_state *error)
{
@@ -787,6 +795,7 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m,
intel_display_print_error_state(m, error->display);
err_print_capabilities(m, &error->device_info);
+ err_print_rcs_topology(m, &INTEL_INFO(dev_priv)->sseu);
err_print_params(m, &error->params);
err_print_uc(m, &error->uc);
I trust you tested it works - code is trivial so:
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Regards,
Tvrtko
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