drm/i915/chv: Move data lane deassert to encoder pre_enable
We need to pick the correct data lanes based on the port not the
pipe, so move the data lane deassert into the encoder .pre_enable()
hook from the chv_enable_pll().
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 6b635f7..ca6ca5a 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1257,8 +1257,14 @@
int data, i;
u32 val;
- /* Program Tx latency optimal setting */
mutex_lock(&dev_priv->dpio_lock);
+
+ /* Deassert soft data lane reset*/
+ val = vlv_dpio_read(dev_priv, pipe, VLV_PCS_DW0(ch));
+ val |= (DPIO_PCS_TX_LANE2_RESET | DPIO_PCS_TX_LANE1_RESET);
+ vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW0(ch), val);
+
+ /* Program Tx latency optimal setting */
for (i = 0; i < 4; i++) {
/* Set the latency optimal bit */
data = (i == 1) ? 0x0 : 0x6;