Revert "minigbm/msm: disable UBWC for virtualization"
This reverts commit 7a1a7dbda342415279f01eccb728803446ab3250.
BUG=b:243681772
TEST=confirm UBWC usage in arcvm
Cq-Depend: chromium:3900312
Change-Id: I126353bd91b75b7656257da00bc6fdf7d4c17060
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/minigbm/+/3900553
Reviewed-by: Chia-I Wu <olv@google.com>
Reviewed-by: Ryan Neph <ryanneph@google.com>
Auto-Submit: Rob Clark <robdclark@chromium.org>
Tested-by: Rob Clark <robdclark@chromium.org>
Commit-Queue: Rob Clark <robdclark@chromium.org>
diff --git a/msm.c b/msm.c
index 27f85d9..e696686 100644
--- a/msm.c
+++ b/msm.c
@@ -209,21 +209,6 @@
drv_logi("WARNING: waffle detected, disabling UBWC\n");
return true;
}
-
- /* Sommelier relies on implicit modifier, which does not pass host modifier to
- * zwp_linux_buffer_params_v1_add. Graphics will be broken if UBWC is enabled.
- * Sommelier shall be fixed to mirror what arc wayland_service does, and then
- * we can re-enable UBWC here.
- *
- * Inherit the trick from crrev/c/2523246 previously used for gtest. The side
- * effect is all VM guests on msm will revert back to use linear modifier.
- *
- * See b/229147702
- */
- if (!dlsym(RTLD_DEFAULT, "cupsFilePrintf")) {
- drv_logi("WARNING: virtualization detected, disabling UBWC\n");
- return true;
- }
#endif
return false;
}
