The lower level sideband read/write functions already do this.
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
drivers/gpu/drm/i915/intel_dp.c | 6 ------
drivers/gpu/drm/i915/intel_hdmi.c | 4 ----
2 files changed, 10 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 2bb4009..12d5c18 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1428,8 +1428,6 @@ static void intel_pre_enable_dp(struct intel_encoder
*encoder)
int pipe = intel_crtc->pipe;
u32 val;
- WARN_ON(!mutex_is_locked(&dev_priv->dpio_lock));
-
val = intel_dpio_read(dev_priv, DPIO_DATA_LANE_A(port));
val = 0;
if (pipe)
@@ -1456,8 +1454,6 @@ static void intel_dp_pre_pll_enable(struct intel_encoder
*encoder)
if (!IS_VALLEYVIEW(dev))
return;
- WARN_ON(!mutex_is_locked(&dev_priv->dpio_lock));
-
/* Program Tx lane resets to default */
intel_dpio_write(dev_priv, DPIO_PCS_TX(port),
DPIO_PCS_TX_LANE2_RESET |
@@ -1608,8 +1604,6 @@ static uint32_t intel_vlv_signal_levels(struct intel_dp
*intel_dp)
uint8_t train_set = intel_dp->train_set[0];
int port = vlv_dport_to_channel(dport);
- WARN_ON(!mutex_is_locked(&dev_priv->dpio_lock));
-
switch (train_set & DP_TRAIN_PRE_EMPHASIS_MASK) {
case DP_TRAIN_PRE_EMPHASIS_0:
preemph_reg_value = 0x0004000;
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c
b/drivers/gpu/drm/i915/intel_hdmi.c
index 93de5ff..9562fe4 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -988,8 +988,6 @@ static void intel_hdmi_pre_enable(struct intel_encoder
*encoder)
if (!IS_VALLEYVIEW(dev))
return;
- WARN_ON(!mutex_is_locked(&dev_priv->dpio_lock));
-
/* Enable clock channels for this port */
val = intel_dpio_read(dev_priv, DPIO_DATA_LANE_A(port));
val = 0;
@@ -1033,8 +1031,6 @@ static void intel_hdmi_pre_pll_enable(struct
intel_encoder *encoder)
if (!IS_VALLEYVIEW(dev))
return;
- WARN_ON(!mutex_is_locked(&dev_priv->dpio_lock));
-
/* Program Tx lane resets to default */
intel_dpio_write(dev_priv, DPIO_PCS_TX(port),
DPIO_PCS_TX_LANE2_RESET |
--
1.7.10.4
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