Commit eb877ebf authored by Eugeni Dodonov's avatar Eugeni Dodonov Committed by Daniel Vetter
Browse files

drm/i915: add support for LynxPoint PCH 



Reviewed-by: default avatarRodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: default avatarEugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 4cae9ae0

drivers/gpu/drm/i915/i915_drv.c

+4 −0
Original line number Diff line number Diff line
@@ -351,6 +351,7 @@ 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)

{
@@ -379,6 +380,9 @@ 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);

drivers/gpu/drm/i915/i915_drv.h

+2 −0
Original line number Diff line number Diff line
@@ -294,6 +294,7 @@ 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)
@@ -1058,6 +1059,7 @@ 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)

CRA Git | Maintained and supported by SUSTech CRA and CCSE