Commit "30c964a drm/i915: Detect virtual south bridge" detects and handles the southbridge emulated by vmware esx. Add the ich9 south bridge emulated by 'qemu -M q35'.
Signed-off-by: Gerd Hoffmann kraxel@redhat.com --- drivers/gpu/drm/i915/i915_drv.c | 3 ++- drivers/gpu/drm/i915/i915_drv.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 760e0ce..a3c482e 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -531,7 +531,8 @@ void intel_detect_pch(struct drm_device *dev) dev_priv->pch_type = PCH_SPT; DRM_DEBUG_KMS("Found SunrisePoint LP PCH\n"); WARN_ON(!IS_SKYLAKE(dev)); - } else if (id == INTEL_PCH_P2X_DEVICE_ID_TYPE) { + } else if ((id == INTEL_PCH_P2X_DEVICE_ID_TYPE) || + (id == INTEL_PCH_QEMU_DEVICE_ID_TYPE)) { dev_priv->pch_type = intel_virt_detect_pch(dev); } else continue; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 95bb27d..463ab22 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2604,6 +2604,7 @@ 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_QEMU_DEVICE_ID_TYPE 0x2900 /* qemu q35 has 2918 */
#define INTEL_PCH_TYPE(dev) (__I915__(dev)->pch_type) #define HAS_PCH_SPT(dev) (INTEL_PCH_TYPE(dev) == PCH_SPT)