From d8df6bec1a30097f65781faf4877e4da7a520002 Mon Sep 17 00:00:00 2001
From: Mahesh Kumar <mahesh1.kumar@intel.com>
Date: Thu, 11 Jul 2019 10:30:58 -0700
Subject: drm/i915/tgl: Add TGL PCH detection in virtualized environment
Git-commit: d8df6bec1a30097f65781faf4877e4da7a520002
Patch-mainline: v5.4-rc1
References: bsc#1152489
Assume PCH_TGP when platform is TGL.
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Mahesh Kumar <mahesh1.kumar@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190711173115.28296-5-lucas.demarchi@intel.com
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/i915/i915_drv.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 93441f2aaf15..8502a2e4268e 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -255,7 +255,9 @@ intel_virt_detect_pch(const struct drm_i915_private *dev_priv)
* make an educated guess as to which PCH is really there.
*/
- if (IS_ELKHARTLAKE(dev_priv))
+ if (IS_TIGERLAKE(dev_priv))
+ id = INTEL_PCH_TGP_DEVICE_ID_TYPE;
+ else if (IS_ELKHARTLAKE(dev_priv))
id = INTEL_PCH_MCC_DEVICE_ID_TYPE;
else if (IS_ICELAKE(dev_priv))
id = INTEL_PCH_ICP_DEVICE_ID_TYPE;
--
2.28.0