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drm/i915/guc: Reduce verbosity on log overflows

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If the user is clearing the log buffer too slowly, we overflow. As this
is an expected condition, and the driver tries to handle it, reduce the
error message down to a notice.

Michal mentioned that another cause would be incorrect reset handling,
so we don't want to lose the notification entirely.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=110817
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190617100917.13110-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2019-06-17 11:09:17 +01:00
parent 6800d9a535
commit 4951dc0178
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/i915/intel_guc_log.c
View file

@ -208,7 +208,9 @@ static bool guc_check_log_buf_overflow(struct intel_guc_log *log,
/* buffer_full_cnt is a 4 bit counter */
log->stats[type].sampled_overflow += 16;
}
DRM_ERROR_RATELIMITED("GuC log buffer overflow\n");
dev_notice_ratelimited(guc_to_i915(log_to_guc(log))->drm.dev,
"GuC log buffer overflow\n");
}
return overflow;