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drm/i915: split ibx_digital_port_connected to ibx and cpt variants

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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 10:47:40 +03:00 committed by Daniel Vetter
parent 7e66bcf265
commit 0df53b7728
1 changed files with 43 additions and 35 deletions
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78
drivers/gpu/drm/i915/intel_dp.c
View file

@ -4485,40 +4485,46 @@ static bool ibx_digital_port_connected(struct drm_i915_private *dev_priv,
{
u32 bit;
if (HAS_PCH_IBX(dev_priv->dev)) {
switch (port->port) {
case PORT_A:
return true;
case PORT_B:
bit = SDE_PORTB_HOTPLUG;
break;
case PORT_C:
bit = SDE_PORTC_HOTPLUG;
break;
case PORT_D:
bit = SDE_PORTD_HOTPLUG;
break;
default:
MISSING_CASE(port->port);
return false;
}
} else {
switch (port->port) {
case PORT_A:
return true;
case PORT_B:
bit = SDE_PORTB_HOTPLUG_CPT;
break;
case PORT_C:
bit = SDE_PORTC_HOTPLUG_CPT;
break;
case PORT_D:
bit = SDE_PORTD_HOTPLUG_CPT;
break;
default:
MISSING_CASE(port->port);
return false;
}
switch (port->port) {
case PORT_A:
return true;
case PORT_B:
bit = SDE_PORTB_HOTPLUG;
break;
case PORT_C:
bit = SDE_PORTC_HOTPLUG;
break;
case PORT_D:
bit = SDE_PORTD_HOTPLUG;
break;
default:
MISSING_CASE(port->port);
return false;
}
return I915_READ(SDEISR) & bit;
}
static bool cpt_digital_port_connected(struct drm_i915_private *dev_priv,
struct intel_digital_port *port)
{
u32 bit;
switch (port->port) {
case PORT_A:
return true;
case PORT_B:
bit = SDE_PORTB_HOTPLUG_CPT;
break;
case PORT_C:
bit = SDE_PORTC_HOTPLUG_CPT;
break;
case PORT_D:
bit = SDE_PORTD_HOTPLUG_CPT;
break;
default:
MISSING_CASE(port->port);
return false;
}
return I915_READ(SDEISR) & bit;
@ -4574,8 +4580,10 @@ static bool g4x_digital_port_connected(struct drm_i915_private *dev_priv,
static bool intel_digital_port_connected(struct drm_i915_private *dev_priv,
struct intel_digital_port *port)
{
if (HAS_PCH_SPLIT(dev_priv))
if (HAS_PCH_IBX(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
return g4x_digital_port_connected(dev_priv, port);
}