Signed-off-by: Eugeni Dodonov <eugeni.dodonov at intel.com>
---
drivers/gpu/drm/i915/i915_drv.c | 4 ++++
drivers/gpu/drm/i915/i915_drv.h | 2 ++
2 files changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index d4f542b..5fe9d62 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -326,6 +326,7 @@ MODULE_DEVICE_TABLE(pci, pciidlist);
#define INTEL_PCH_IBX_DEVICE_ID_TYPE 0x3b00
#define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00
#define INTEL_PCH_PPT_DEVICE_ID_TYPE 0x1e00
+#define INTEL_PCH_LPT_DEVICE_ID_TYPE 0x8c00
void intel_detect_pch(struct drm_device *dev)
{
@@ -354,6 +355,9 @@ void intel_detect_pch(struct drm_device *dev)
/* PantherPoint is CPT compatible */
dev_priv->pch_type = PCH_CPT;
DRM_DEBUG_KMS("Found PatherPoint PCH\n");
+ } else if (id == INTEL_PCH_LPT_DEVICE_ID_TYPE) {
+ dev_priv->pch_type = PCH_LPT;
+ DRM_DEBUG_KMS("Found LynxPoint PCH\n");
}
}
pci_dev_put(pch);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 9a99ef1..49488e1 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -292,6 +292,7 @@ enum no_fbc_reason {
enum intel_pch {
PCH_IBX, /* Ibexpeak PCH */
PCH_CPT, /* Cougarpoint PCH */
+ PCH_LPT, /* Lynxpoint PCH */
};
#define QUIRK_PIPEA_FORCE (1<<0)
@@ -1050,6 +1051,7 @@ struct drm_i915_file_private {
#define HAS_PIPE_CONTROL(dev) (INTEL_INFO(dev)->gen >= 5)
#define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type)
+#define HAS_PCH_LPT(dev) (INTEL_PCH_TYPE(dev) == PCH_LPT)
#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX)
--
1.7.9.2
