diff mbox series

[RFC,62/97] drm/i915/guc: Disable bonding extension with GuC submission

Message ID 20210506191451.77768-63-matthew.brost@intel.com (mailing list archive)
State New, archived
Headers show
Series Basic GuC submission support in the i915 | expand

Commit Message

Matthew Brost May 6, 2021, 7:14 p.m. UTC
Update the bonding extension to return -ENODEV when using GuC submission
as this extension fundamentally will not work with the GuC submission
interface.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
---
 drivers/gpu/drm/i915/gem/i915_gem_context.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index e6bc5c666f93..bb827bb99250 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -1675,6 +1675,11 @@  set_engines__bond(struct i915_user_extension __user *base, void *data)
 	}
 	virtual = set->engines->engines[idx]->engine;
 
+	if (intel_engine_uses_guc(virtual)) {
+		DRM_DEBUG("bonding extension not supported with GuC submission");
+		return -ENODEV;
+	}
+
 	err = check_user_mbz(&ext->flags);
 	if (err)
 		return err;