i915/pch reports a warning on a mini PC which has a CoffeeLake-S GT2
[UHD Graphics 630] [8086:3e92] and an ISA bridge - H110 LPC Controller
[8086:a143].
[5.608723] i915 0000:00:02.0: [drm] Found coffeelake (device ID 3e92)
integrated display version 9.00 stepping N/A
[5.608969] ------------[ cut here ]------------
[5.608972] i915 0000:00:02.0: [drm] drm_WARN_ON(!display->platform.skylake &&
!display->platform.kabylake)
[5.608995] WARNING: CPU: 3 PID: 440 at
drivers/gpu/drm/i915/display/intel_pch.c:126 intel_pch_type+0x1af/0xae0 [i915]
[5.609317] CPU: 3 UID: 0 PID: 440 Comm: (udev-worker) Not tainted
6.15.0-rc3-drm-tip-2fa6469c618d #3 PREEMPT(voluntary)
Signed-off-by: Jiajia Liu <liujia...@kylinos.cn>
Reviewed-by: Rodrigo Vivi <rodrigo.v...@intel.com>
---
drivers/gpu/drm/i915/display/intel_pch.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/display/intel_pch.c
b/drivers/gpu/drm/i915/display/intel_pch.c
index 5035b63a4889..469e8a3cfb49 100644
--- a/drivers/gpu/drm/i915/display/intel_pch.c
+++ b/drivers/gpu/drm/i915/display/intel_pch.c
@@ -125,7 +125,8 @@ intel_pch_type(const struct intel_display *display,
unsigned short id)
drm_dbg_kms(display->drm, "Found SunrisePoint PCH\n");
drm_WARN_ON(display->drm,
!display->platform.skylake &&
- !display->platform.kabylake);
+ !display->platform.kabylake &&
+ !display->platform.coffeelake);
return PCH_SPT;
case INTEL_PCH_SPT_LP_DEVICE_ID_TYPE:
drm_dbg_kms(display->drm, "Found SunrisePoint LP PCH\n");
--
2.25.1
