|
|
|
|
@@ -39,139 +39,150 @@
|
|
|
|
|
|
|
|
|
|
/* Map PCH device id to PCH type, or PCH_NONE if unknown. */
|
|
|
|
|
static enum intel_pch
|
|
|
|
|
intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id)
|
|
|
|
|
intel_pch_type(const struct intel_display *display, unsigned short id)
|
|
|
|
|
{
|
|
|
|
|
switch (id) {
|
|
|
|
|
case INTEL_PCH_IBX_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Ibex Peak PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm, GRAPHICS_VER(dev_priv) != 5);
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Ibex Peak PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm, DISPLAY_VER(display) != 5);
|
|
|
|
|
return PCH_IBX;
|
|
|
|
|
case INTEL_PCH_CPT_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found CougarPoint PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
GRAPHICS_VER(dev_priv) != 6 && !IS_IVYBRIDGE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found CougarPoint PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
DISPLAY_VER(display) != 6 &&
|
|
|
|
|
!display->platform.ivybridge);
|
|
|
|
|
return PCH_CPT;
|
|
|
|
|
case INTEL_PCH_PPT_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found PantherPoint PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
GRAPHICS_VER(dev_priv) != 6 && !IS_IVYBRIDGE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found PantherPoint PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
DISPLAY_VER(display) != 6 &&
|
|
|
|
|
!display->platform.ivybridge);
|
|
|
|
|
/* PPT is CPT compatible */
|
|
|
|
|
return PCH_CPT;
|
|
|
|
|
case INTEL_PCH_LPT_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found LynxPoint PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv));
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
IS_HASWELL_ULT(dev_priv) || IS_BROADWELL_ULT(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found LynxPoint PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.haswell &&
|
|
|
|
|
!display->platform.broadwell);
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
display->platform.haswell_ult ||
|
|
|
|
|
display->platform.broadwell_ult);
|
|
|
|
|
return PCH_LPT_H;
|
|
|
|
|
case INTEL_PCH_LPT_LP_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found LynxPoint LP PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv));
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_HASWELL_ULT(dev_priv) && !IS_BROADWELL_ULT(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found LynxPoint LP PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.haswell &&
|
|
|
|
|
!display->platform.broadwell);
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.haswell_ult &&
|
|
|
|
|
!display->platform.broadwell_ult);
|
|
|
|
|
return PCH_LPT_LP;
|
|
|
|
|
case INTEL_PCH_WPT_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found WildcatPoint PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv));
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
IS_HASWELL_ULT(dev_priv) || IS_BROADWELL_ULT(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found WildcatPoint PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.haswell &&
|
|
|
|
|
!display->platform.broadwell);
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
display->platform.haswell_ult ||
|
|
|
|
|
display->platform.broadwell_ult);
|
|
|
|
|
/* WPT is LPT compatible */
|
|
|
|
|
return PCH_LPT_H;
|
|
|
|
|
case INTEL_PCH_WPT_LP_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found WildcatPoint LP PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv));
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_HASWELL_ULT(dev_priv) && !IS_BROADWELL_ULT(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found WildcatPoint LP PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.haswell &&
|
|
|
|
|
!display->platform.broadwell);
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.haswell_ult &&
|
|
|
|
|
!display->platform.broadwell_ult);
|
|
|
|
|
/* WPT is LPT compatible */
|
|
|
|
|
return PCH_LPT_LP;
|
|
|
|
|
case INTEL_PCH_SPT_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found SunrisePoint PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_SKYLAKE(dev_priv) && !IS_KABYLAKE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found SunrisePoint PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.skylake &&
|
|
|
|
|
!display->platform.kabylake);
|
|
|
|
|
return PCH_SPT;
|
|
|
|
|
case INTEL_PCH_SPT_LP_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found SunrisePoint LP PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_SKYLAKE(dev_priv) &&
|
|
|
|
|
!IS_KABYLAKE(dev_priv) &&
|
|
|
|
|
!IS_COFFEELAKE(dev_priv) &&
|
|
|
|
|
!IS_COMETLAKE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found SunrisePoint LP PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.skylake &&
|
|
|
|
|
!display->platform.kabylake &&
|
|
|
|
|
!display->platform.coffeelake &&
|
|
|
|
|
!display->platform.cometlake);
|
|
|
|
|
return PCH_SPT;
|
|
|
|
|
case INTEL_PCH_KBP_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Kaby Lake PCH (KBP)\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_SKYLAKE(dev_priv) &&
|
|
|
|
|
!IS_KABYLAKE(dev_priv) &&
|
|
|
|
|
!IS_COFFEELAKE(dev_priv) &&
|
|
|
|
|
!IS_COMETLAKE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Kaby Lake PCH (KBP)\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.skylake &&
|
|
|
|
|
!display->platform.kabylake &&
|
|
|
|
|
!display->platform.coffeelake &&
|
|
|
|
|
!display->platform.cometlake);
|
|
|
|
|
/* KBP is SPT compatible */
|
|
|
|
|
return PCH_SPT;
|
|
|
|
|
case INTEL_PCH_CNP_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Cannon Lake PCH (CNP)\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_COFFEELAKE(dev_priv) &&
|
|
|
|
|
!IS_COMETLAKE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Cannon Lake PCH (CNP)\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.coffeelake &&
|
|
|
|
|
!display->platform.cometlake);
|
|
|
|
|
return PCH_CNP;
|
|
|
|
|
case INTEL_PCH_CNP_LP_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm,
|
|
|
|
|
drm_dbg_kms(display->drm,
|
|
|
|
|
"Found Cannon Lake LP PCH (CNP-LP)\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_COFFEELAKE(dev_priv) &&
|
|
|
|
|
!IS_COMETLAKE(dev_priv));
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.coffeelake &&
|
|
|
|
|
!display->platform.cometlake);
|
|
|
|
|
return PCH_CNP;
|
|
|
|
|
case INTEL_PCH_CMP_DEVICE_ID_TYPE:
|
|
|
|
|
case INTEL_PCH_CMP2_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Comet Lake PCH (CMP)\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_COFFEELAKE(dev_priv) &&
|
|
|
|
|
!IS_COMETLAKE(dev_priv) &&
|
|
|
|
|
!IS_ROCKETLAKE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Comet Lake PCH (CMP)\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.coffeelake &&
|
|
|
|
|
!display->platform.cometlake &&
|
|
|
|
|
!display->platform.rocketlake);
|
|
|
|
|
/* CMP is CNP compatible */
|
|
|
|
|
return PCH_CNP;
|
|
|
|
|
case INTEL_PCH_CMP_V_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Comet Lake V PCH (CMP-V)\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
!IS_COFFEELAKE(dev_priv) &&
|
|
|
|
|
!IS_COMETLAKE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Comet Lake V PCH (CMP-V)\n");
|
|
|
|
|
drm_WARN_ON(display->drm,
|
|
|
|
|
!display->platform.coffeelake &&
|
|
|
|
|
!display->platform.cometlake);
|
|
|
|
|
/* CMP-V is based on KBP, which is SPT compatible */
|
|
|
|
|
return PCH_SPT;
|
|
|
|
|
case INTEL_PCH_ICP_DEVICE_ID_TYPE:
|
|
|
|
|
case INTEL_PCH_ICP2_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Ice Lake PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Ice Lake PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm, !display->platform.icelake);
|
|
|
|
|
return PCH_ICP;
|
|
|
|
|
case INTEL_PCH_MCC_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Mule Creek Canyon PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm, !(IS_JASPERLAKE(dev_priv) ||
|
|
|
|
|
IS_ELKHARTLAKE(dev_priv)));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Mule Creek Canyon PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm, !(display->platform.jasperlake ||
|
|
|
|
|
display->platform.elkhartlake));
|
|
|
|
|
/* MCC is TGP compatible */
|
|
|
|
|
return PCH_TGP;
|
|
|
|
|
case INTEL_PCH_TGP_DEVICE_ID_TYPE:
|
|
|
|
|
case INTEL_PCH_TGP2_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Tiger Lake LP PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm, !IS_TIGERLAKE(dev_priv) &&
|
|
|
|
|
!IS_ROCKETLAKE(dev_priv) &&
|
|
|
|
|
!IS_SKYLAKE(dev_priv) &&
|
|
|
|
|
!IS_KABYLAKE(dev_priv) &&
|
|
|
|
|
!IS_COFFEELAKE(dev_priv) &&
|
|
|
|
|
!IS_COMETLAKE(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Tiger Lake LP PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm, !display->platform.tigerlake &&
|
|
|
|
|
!display->platform.rocketlake &&
|
|
|
|
|
!display->platform.skylake &&
|
|
|
|
|
!display->platform.kabylake &&
|
|
|
|
|
!display->platform.coffeelake &&
|
|
|
|
|
!display->platform.cometlake);
|
|
|
|
|
return PCH_TGP;
|
|
|
|
|
case INTEL_PCH_JSP_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Jasper Lake PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm, !(IS_JASPERLAKE(dev_priv) ||
|
|
|
|
|
IS_ELKHARTLAKE(dev_priv)));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Jasper Lake PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm, !(display->platform.jasperlake ||
|
|
|
|
|
display->platform.elkhartlake));
|
|
|
|
|
/* JSP is ICP compatible */
|
|
|
|
|
return PCH_ICP;
|
|
|
|
|
case INTEL_PCH_ADP_DEVICE_ID_TYPE:
|
|
|
|
|
case INTEL_PCH_ADP2_DEVICE_ID_TYPE:
|
|
|
|
|
case INTEL_PCH_ADP3_DEVICE_ID_TYPE:
|
|
|
|
|
case INTEL_PCH_ADP4_DEVICE_ID_TYPE:
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Found Alder Lake PCH\n");
|
|
|
|
|
drm_WARN_ON(&dev_priv->drm, !IS_ALDERLAKE_S(dev_priv) &&
|
|
|
|
|
!IS_ALDERLAKE_P(dev_priv));
|
|
|
|
|
drm_dbg_kms(display->drm, "Found Alder Lake PCH\n");
|
|
|
|
|
drm_WARN_ON(display->drm, !display->platform.alderlake_s &&
|
|
|
|
|
!display->platform.alderlake_p);
|
|
|
|
|
return PCH_ADP;
|
|
|
|
|
default:
|
|
|
|
|
return PCH_NONE;
|
|
|
|
|
@@ -189,7 +200,7 @@ static bool intel_is_virt_pch(unsigned short id,
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
intel_virt_detect_pch(const struct drm_i915_private *dev_priv,
|
|
|
|
|
intel_virt_detect_pch(const struct intel_display *display,
|
|
|
|
|
unsigned short *pch_id, enum intel_pch *pch_type)
|
|
|
|
|
{
|
|
|
|
|
unsigned short id = 0;
|
|
|
|
|
@@ -201,44 +212,45 @@ intel_virt_detect_pch(const struct drm_i915_private *dev_priv,
|
|
|
|
|
* make an educated guess as to which PCH is really there.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
if (IS_ALDERLAKE_S(dev_priv) || IS_ALDERLAKE_P(dev_priv))
|
|
|
|
|
if (display->platform.alderlake_s || display->platform.alderlake_p)
|
|
|
|
|
id = INTEL_PCH_ADP_DEVICE_ID_TYPE;
|
|
|
|
|
else if (IS_TIGERLAKE(dev_priv) || IS_ROCKETLAKE(dev_priv))
|
|
|
|
|
else if (display->platform.tigerlake || display->platform.rocketlake)
|
|
|
|
|
id = INTEL_PCH_TGP_DEVICE_ID_TYPE;
|
|
|
|
|
else if (IS_JASPERLAKE(dev_priv) || IS_ELKHARTLAKE(dev_priv))
|
|
|
|
|
else if (display->platform.jasperlake || display->platform.elkhartlake)
|
|
|
|
|
id = INTEL_PCH_MCC_DEVICE_ID_TYPE;
|
|
|
|
|
else if (IS_ICELAKE(dev_priv))
|
|
|
|
|
else if (display->platform.icelake)
|
|
|
|
|
id = INTEL_PCH_ICP_DEVICE_ID_TYPE;
|
|
|
|
|
else if (IS_COFFEELAKE(dev_priv) ||
|
|
|
|
|
IS_COMETLAKE(dev_priv))
|
|
|
|
|
else if (display->platform.coffeelake ||
|
|
|
|
|
display->platform.cometlake)
|
|
|
|
|
id = INTEL_PCH_CNP_DEVICE_ID_TYPE;
|
|
|
|
|
else if (IS_KABYLAKE(dev_priv) || IS_SKYLAKE(dev_priv))
|
|
|
|
|
else if (display->platform.kabylake || display->platform.skylake)
|
|
|
|
|
id = INTEL_PCH_SPT_DEVICE_ID_TYPE;
|
|
|
|
|
else if (IS_HASWELL_ULT(dev_priv) || IS_BROADWELL_ULT(dev_priv))
|
|
|
|
|
else if (display->platform.haswell_ult ||
|
|
|
|
|
display->platform.broadwell_ult)
|
|
|
|
|
id = INTEL_PCH_LPT_LP_DEVICE_ID_TYPE;
|
|
|
|
|
else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
|
|
|
|
|
else if (display->platform.haswell || display->platform.broadwell)
|
|
|
|
|
id = INTEL_PCH_LPT_DEVICE_ID_TYPE;
|
|
|
|
|
else if (GRAPHICS_VER(dev_priv) == 6 || IS_IVYBRIDGE(dev_priv))
|
|
|
|
|
else if (DISPLAY_VER(display) == 6 || display->platform.ivybridge)
|
|
|
|
|
id = INTEL_PCH_CPT_DEVICE_ID_TYPE;
|
|
|
|
|
else if (GRAPHICS_VER(dev_priv) == 5)
|
|
|
|
|
else if (DISPLAY_VER(display) == 5)
|
|
|
|
|
id = INTEL_PCH_IBX_DEVICE_ID_TYPE;
|
|
|
|
|
|
|
|
|
|
if (id)
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Assuming PCH ID %04x\n", id);
|
|
|
|
|
drm_dbg_kms(display->drm, "Assuming PCH ID %04x\n", id);
|
|
|
|
|
else
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "Assuming no PCH\n");
|
|
|
|
|
drm_dbg_kms(display->drm, "Assuming no PCH\n");
|
|
|
|
|
|
|
|
|
|
*pch_type = intel_pch_type(dev_priv, id);
|
|
|
|
|
*pch_type = intel_pch_type(display, id);
|
|
|
|
|
|
|
|
|
|
/* Sanity check virtual PCH id */
|
|
|
|
|
if (drm_WARN_ON(&dev_priv->drm,
|
|
|
|
|
if (drm_WARN_ON(display->drm,
|
|
|
|
|
id && *pch_type == PCH_NONE))
|
|
|
|
|
id = 0;
|
|
|
|
|
|
|
|
|
|
*pch_id = id;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void intel_detect_pch(struct drm_i915_private *dev_priv)
|
|
|
|
|
void intel_detect_pch(struct intel_display *display)
|
|
|
|
|
{
|
|
|
|
|
struct pci_dev *pch = NULL;
|
|
|
|
|
unsigned short id;
|
|
|
|
|
@@ -248,21 +260,21 @@ void intel_detect_pch(struct drm_i915_private *dev_priv)
|
|
|
|
|
* South display engine on the same PCI device: just assign the fake
|
|
|
|
|
* PCH.
|
|
|
|
|
*/
|
|
|
|
|
if (DISPLAY_VER(dev_priv) >= 20) {
|
|
|
|
|
dev_priv->pch_type = PCH_LNL;
|
|
|
|
|
if (DISPLAY_VER(display) >= 20) {
|
|
|
|
|
display->pch_type = PCH_LNL;
|
|
|
|
|
return;
|
|
|
|
|
} else if (IS_BATTLEMAGE(dev_priv) || IS_METEORLAKE(dev_priv)) {
|
|
|
|
|
} else if (display->platform.battlemage || display->platform.meteorlake) {
|
|
|
|
|
/*
|
|
|
|
|
* Both north display and south display are on the SoC die.
|
|
|
|
|
* The real PCH (if it even exists) is uninvolved in display.
|
|
|
|
|
*/
|
|
|
|
|
dev_priv->pch_type = PCH_MTL;
|
|
|
|
|
display->pch_type = PCH_MTL;
|
|
|
|
|
return;
|
|
|
|
|
} else if (IS_DG2(dev_priv)) {
|
|
|
|
|
dev_priv->pch_type = PCH_DG2;
|
|
|
|
|
} else if (display->platform.dg2) {
|
|
|
|
|
display->pch_type = PCH_DG2;
|
|
|
|
|
return;
|
|
|
|
|
} else if (IS_DG1(dev_priv)) {
|
|
|
|
|
dev_priv->pch_type = PCH_DG1;
|
|
|
|
|
} else if (display->platform.dg1) {
|
|
|
|
|
display->pch_type = PCH_DG1;
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
@@ -283,14 +295,14 @@ void intel_detect_pch(struct drm_i915_private *dev_priv)
|
|
|
|
|
|
|
|
|
|
id = pch->device & INTEL_PCH_DEVICE_ID_MASK;
|
|
|
|
|
|
|
|
|
|
pch_type = intel_pch_type(dev_priv, id);
|
|
|
|
|
pch_type = intel_pch_type(display, id);
|
|
|
|
|
if (pch_type != PCH_NONE) {
|
|
|
|
|
dev_priv->pch_type = pch_type;
|
|
|
|
|
display->pch_type = pch_type;
|
|
|
|
|
break;
|
|
|
|
|
} else if (intel_is_virt_pch(id, pch->subsystem_vendor,
|
|
|
|
|
pch->subsystem_device)) {
|
|
|
|
|
intel_virt_detect_pch(dev_priv, &id, &pch_type);
|
|
|
|
|
dev_priv->pch_type = pch_type;
|
|
|
|
|
intel_virt_detect_pch(display, &id, &pch_type);
|
|
|
|
|
display->pch_type = pch_type;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
@@ -299,16 +311,16 @@ void intel_detect_pch(struct drm_i915_private *dev_priv)
|
|
|
|
|
* Use PCH_NOP (PCH but no South Display) for PCH platforms without
|
|
|
|
|
* display.
|
|
|
|
|
*/
|
|
|
|
|
if (pch && !HAS_DISPLAY(dev_priv)) {
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm,
|
|
|
|
|
if (pch && !HAS_DISPLAY(display)) {
|
|
|
|
|
drm_dbg_kms(display->drm,
|
|
|
|
|
"Display disabled, reverting to NOP PCH\n");
|
|
|
|
|
dev_priv->pch_type = PCH_NOP;
|
|
|
|
|
display->pch_type = PCH_NOP;
|
|
|
|
|
} else if (!pch) {
|
|
|
|
|
if (i915_run_as_guest() && HAS_DISPLAY(dev_priv)) {
|
|
|
|
|
intel_virt_detect_pch(dev_priv, &id, &pch_type);
|
|
|
|
|
dev_priv->pch_type = pch_type;
|
|
|
|
|
if (i915_run_as_guest() && HAS_DISPLAY(display)) {
|
|
|
|
|
intel_virt_detect_pch(display, &id, &pch_type);
|
|
|
|
|
display->pch_type = pch_type;
|
|
|
|
|
} else {
|
|
|
|
|
drm_dbg_kms(&dev_priv->drm, "No PCH found.\n");
|
|
|
|
|
drm_dbg_kms(display->drm, "No PCH found.\n");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|