From: Jesse Barnes Date: Wed, 16 Mar 2016 20:31:30 +0000 (-0700) Subject: drm/i915: add another virtual PCH bridge for passthrough support X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=1844a66b98800b3cfd92aea4e801641304ac07d7;p=deliverable%2Flinux.git drm/i915: add another virtual PCH bridge for passthrough support Some configs use the P2X type but some use a P3X type PCH, so add that to the detect_pch function so things work correctly. Signed-off-by: Jesse Barnes Reviewed-by: Allen Kay Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1458160290-16710-1-git-send-email-jbarnes@virtuousgeek.org --- diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 3648b73b48da..2a076b005af9 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -504,6 +504,7 @@ void intel_detect_pch(struct drm_device *dev) WARN_ON(!IS_SKYLAKE(dev) && !IS_KABYLAKE(dev)); } else if ((id == INTEL_PCH_P2X_DEVICE_ID_TYPE) || + (id == INTEL_PCH_P3X_DEVICE_ID_TYPE) || ((id == INTEL_PCH_QEMU_DEVICE_ID_TYPE) && pch->subsystem_vendor == 0x1af4 && pch->subsystem_device == 0x1100)) { diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f330a53c19b9..8727746cecd2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2665,6 +2665,7 @@ struct drm_i915_cmd_table { #define INTEL_PCH_SPT_DEVICE_ID_TYPE 0xA100 #define INTEL_PCH_SPT_LP_DEVICE_ID_TYPE 0x9D00 #define INTEL_PCH_P2X_DEVICE_ID_TYPE 0x7100 +#define INTEL_PCH_P3X_DEVICE_ID_TYPE 0x7000 #define INTEL_PCH_QEMU_DEVICE_ID_TYPE 0x2900 /* qemu q35 has 2918 */ #define INTEL_PCH_TYPE(dev) (__I915__(dev)->pch_type)