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* [PATCH] drm/i915: Disable bonding on gen12+ platforms
@ 2021-07-28 19:21 ` Matthew Brost
  0 siblings, 0 replies; 9+ messages in thread
From: Matthew Brost @ 2021-07-28 19:21 UTC (permalink / raw)
  To: intel-gfx, dri-devel

Disable bonding on gen12+ platforms aside from ones already supported by
the i915 - TGL, RKL, and ADL-S.

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
---
 drivers/gpu/drm/i915/gem/i915_gem_context.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
index 05c3ee191710..9c3672bac0e2 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
@@ -446,6 +446,13 @@ set_proto_ctx_engines_bond(struct i915_user_extension __user *base, void *data)
 	u16 idx, num_bonds;
 	int err, n;
 
+	if (GRAPHICS_VER(i915) >= 12 && !IS_TIGERLAKE(i915) &&
+	    !IS_ROCKETLAKE(i915) && !IS_ALDERLAKE_S(i915)) {
+		drm_dbg(&i915->drm,
+			"Bonding on gen12+ aside from TGL, RKL, and ADL_S not allowed\n");
+		return -ENODEV;
+	}
+
 	if (get_user(idx, &ext->virtual_index))
 		return -EFAULT;
 
-- 
2.28.0


^ permalink raw reply related	[flat|nested] 9+ messages in thread

end of thread, other threads:[~2021-11-26 13:03 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-07-28 19:21 [PATCH] drm/i915: Disable bonding on gen12+ platforms Matthew Brost
2021-07-28 19:21 ` [Intel-gfx] " Matthew Brost
2021-07-28 21:38 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
2021-07-29  1:58 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2021-08-06 18:25 ` [Intel-gfx] [PATCH] " John Harrison
2021-08-06 18:54   ` Daniel Vetter
2021-08-07  5:02     ` Matt Roper
2021-11-26 13:03       ` Tvrtko Ursulin
2021-11-26 13:03         ` Tvrtko Ursulin

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