diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index abf509ce5e2..752d83019f3 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1361,6 +1361,7 @@ static void intel_init_dpio(struct drm_device *dev) if (!IS_VALLEYVIEW(dev)) return; + DPIO_PHY_IOSF_PORT(DPIO_PHY0) = IOSF_PORT_DPIO; /* * From VLV2A0_DP_eDP_DPIO_driver_vbios_notes_10.docx - * 6. De-assert cmn_reset/side_reset. Same as VLV X0. @@ -1494,18 +1495,25 @@ static void vlv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe) POSTING_READ(DPLL(pipe)); } -void vlv_wait_port_ready(struct drm_i915_private *dev_priv, int port) +void vlv_wait_port_ready(struct drm_i915_private *dev_priv, + struct intel_digital_port *dport) { u32 port_mask; - if (!port) + switch (dport->port) { + case PORT_B: port_mask = DPLL_PORTB_READY_MASK; - else + break; + case PORT_C: port_mask = DPLL_PORTC_READY_MASK; + break; + default: + BUG(); + } if (wait_for((I915_READ(DPLL(0)) & port_mask) == 0, 1000)) WARN(1, "timed out waiting for port %c ready: 0x%08x\n", - 'B' + port, I915_READ(DPLL(0))); + 'B' + dport->port, I915_READ(DPLL(0))); } /** |