diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index c24c6d3e4ab5..325b70bb140d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1179,18 +1179,20 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp) { struct drm_i915_private *i915 = dp_to_i915(intel_dp); i915_reg_t ch_ctl = intel_dp->aux_ch_ctl_reg(intel_dp); + const unsigned int timeout_ms = 10; u32 status; bool done; #define C (((status = intel_uncore_read_notrace(&i915->uncore, ch_ctl)) & DP_AUX_CH_CTL_SEND_BUSY) == 0) done = wait_event_timeout(i915->gmbus_wait_queue, C, - msecs_to_jiffies_timeout(10)); + msecs_to_jiffies_timeout(timeout_ms)); /* just trace the final value */ trace_i915_reg_rw(false, ch_ctl, status, sizeof(status), true); if (!done) - DRM_ERROR("dp aux hw did not signal timeout!\n"); + DRM_ERROR("%s did not complete or timeout within %ums (status 0x%08x)\n", + intel_dp->aux.name, timeout_ms, status); #undef C return status; |