From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> intel_crtc_state_dump() does a whole boatload of string formatting which is all wasted energy if the debugs aren't even enabled. Skip the whole thing in that case. Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_crtc_state_dump.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c index b5b9b99213cf..cd78c200d483 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c +++ b/drivers/gpu/drm/i915/display/intel_crtc_state_dump.c @@ -192,6 +192,9 @@ void intel_crtc_state_dump(const struct intel_crtc_state *pipe_config, char buf[64]; int i; + if (!drm_debug_enabled(DRM_UT_KMS)) + return; + p = drm_dbg_printer(&i915->drm, DRM_UT_KMS, NULL); drm_printf(&p, "[CRTC:%d:%s] enable: %s [%s]\n", -- 2.43.0
