diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dvo.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dvo.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index a70d767313aa..4e142ff49708 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -137,19 +137,15 @@ static bool intel_dvo_connector_get_hw_state(struct intel_connector *connector) static bool intel_dvo_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe) { - struct drm_device *dev = encoder->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_dvo *intel_dvo = enc_to_dvo(encoder); u32 tmp; tmp = I915_READ(intel_dvo->dev.dvo_reg); - if (!(tmp & DVO_ENABLE)) - return false; - - *pipe = PORT_TO_PIPE(tmp); + *pipe = (tmp & DVO_PIPE_SEL_MASK) >> DVO_PIPE_SEL_SHIFT; - return true; + return tmp & DVO_ENABLE; } static void intel_dvo_get_config(struct intel_encoder *encoder, @@ -219,6 +215,9 @@ intel_dvo_mode_valid(struct drm_connector *connector, int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; int target_clock = mode->clock; + if (mode->flags & DRM_MODE_FLAG_DBLSCAN) + return MODE_NO_DBLESCAN; + /* XXX: Validate clock range */ if (fixed_mode) { @@ -254,6 +253,9 @@ static bool intel_dvo_compute_config(struct intel_encoder *encoder, if (fixed_mode) intel_fixed_panel_mode(fixed_mode, adjusted_mode); + if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) + return false; + return true; } @@ -276,8 +278,7 @@ static void intel_dvo_pre_enable(struct intel_encoder *encoder, dvo_val |= DVO_DATA_ORDER_FP | DVO_BORDER_ENABLE | DVO_BLANK_ACTIVE_HIGH; - if (pipe == 1) - dvo_val |= DVO_PIPE_B_SELECT; + dvo_val |= DVO_PIPE_SEL(pipe); dvo_val |= DVO_PIPE_STALL; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) dvo_val |= DVO_HSYNC_ACTIVE_HIGH; @@ -437,7 +438,7 @@ void intel_dvo_init(struct drm_i915_private *dev_priv) int gpio; bool dvoinit; enum pipe pipe; - uint32_t dpll[I915_MAX_PIPES]; + u32 dpll[I915_MAX_PIPES]; enum port port; /* |