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drm/i915: split g4x_digital_port_connected to g4x and vlv variants 

Choose the right function at the intel_digital_port_connected level.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Durgadoss R <durgadoss.r@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jani Nikula 2015-08-20 10:47:41 +03:00 committed by Daniel Vetter
parent 0df53b7728
commit 9642c81c22
1 changed files with 39 additions and 31 deletions
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70
drivers/gpu/drm/i915/intel_dp.c
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@ -4533,38 +4533,44 @@ static bool cpt_digital_port_connected(struct drm_i915_private *dev_priv,
static bool g4x_digital_port_connected(struct drm_i915_private *dev_priv,
struct intel_digital_port *port)
{
uint32_t bit;
u32 bit;
if (IS_VALLEYVIEW(dev_priv)) {
switch (port->port) {
case PORT_B:
bit = PORTB_HOTPLUG_LIVE_STATUS_VLV;
break;
case PORT_C:
bit = PORTC_HOTPLUG_LIVE_STATUS_VLV;
break;
case PORT_D:
bit = PORTD_HOTPLUG_LIVE_STATUS_VLV;
break;
default:
MISSING_CASE(port->port);
return false;
}
} else {
switch (port->port) {
case PORT_B:
bit = PORTB_HOTPLUG_LIVE_STATUS_G4X;
break;
case PORT_C:
bit = PORTC_HOTPLUG_LIVE_STATUS_G4X;
break;
case PORT_D:
bit = PORTD_HOTPLUG_LIVE_STATUS_G4X;
break;
default:
MISSING_CASE(port->port);
return false;
}
switch (port->port) {
case PORT_B:
bit = PORTB_HOTPLUG_LIVE_STATUS_G4X;
break;
case PORT_C:
bit = PORTC_HOTPLUG_LIVE_STATUS_G4X;
break;
case PORT_D:
bit = PORTD_HOTPLUG_LIVE_STATUS_G4X;
break;
default:
MISSING_CASE(port->port);
return false;
}
return I915_READ(PORT_HOTPLUG_STAT) & bit;
}
static bool vlv_digital_port_connected(struct drm_i915_private *dev_priv,
struct intel_digital_port *port)
{
u32 bit;
switch (port->port) {
case PORT_B:
bit = PORTB_HOTPLUG_LIVE_STATUS_VLV;
break;
case PORT_C:
bit = PORTC_HOTPLUG_LIVE_STATUS_VLV;
break;
case PORT_D:
bit = PORTD_HOTPLUG_LIVE_STATUS_VLV;
break;
default:
MISSING_CASE(port->port);
return false;
}
return I915_READ(PORT_HOTPLUG_STAT) & bit;
@ -4584,6 +4590,8 @@ static bool intel_digital_port_connected(struct drm_i915_private *dev_priv,
return ibx_digital_port_connected(dev_priv, port);
if (HAS_PCH_SPLIT(dev_priv))
return cpt_digital_port_connected(dev_priv, port);
else if (IS_VALLEYVIEW(dev_priv))
return vlv_digital_port_connected(dev_priv, port);
else
return g4x_digital_port_connected(dev_priv, port);
}