diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_ddi.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index bde9e0f61cef..8d4593ee5c09 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -2015,6 +2015,12 @@ static void intel_ddi_get_encoder_pipes(struct intel_encoder *encoder, for_each_pipe(dev_priv, p) { enum transcoder cpu_transcoder = (enum transcoder)p; unsigned int port_mask, ddi_select; + intel_wakeref_t trans_wakeref; + + trans_wakeref = intel_display_power_get_if_enabled(dev_priv, + POWER_DOMAIN_TRANSCODER(cpu_transcoder)); + if (!trans_wakeref) + continue; if (INTEL_GEN(dev_priv) >= 12) { port_mask = TGL_TRANS_DDI_PORT_MASK; @@ -2025,6 +2031,8 @@ static void intel_ddi_get_encoder_pipes(struct intel_encoder *encoder, } tmp = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder)); + intel_display_power_put(dev_priv, POWER_DOMAIN_TRANSCODER(cpu_transcoder), + trans_wakeref); if ((tmp & port_mask) != ddi_select) continue; |