diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index b463769b93e5..17d73511e148 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -461,6 +461,9 @@ intel_dp_aux_ch(struct intel_dp *intel_dp, uint32_t status; int try, clock = 0; bool has_aux_irq = HAS_AUX_IRQ(dev); + bool vdd; + + vdd = _edp_panel_vdd_on(intel_dp); /* dp aux is extremely sensitive to irq latency, hence request the * lowest possible wakeup latency and so prevent the cpu from going into @@ -566,6 +569,9 @@ out: pm_qos_update_request(&dev_priv->pm_qos, PM_QOS_DEFAULT_VALUE); intel_aux_display_runtime_put(dev_priv); + if (vdd) + edp_panel_vdd_off(intel_dp, false); + return ret; } @@ -678,8 +684,6 @@ intel_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode, int reply_bytes; int ret; - edp_panel_vdd_on(intel_dp); - intel_dp_check_edp(intel_dp); /* Set up the command byte */ if (mode & MODE_I2C_READ) msg[0] = DP_AUX_I2C_READ << 4; @@ -781,7 +785,6 @@ intel_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode, ret = -EREMOTEIO; out: - edp_panel_vdd_off(intel_dp, false); return ret; } |