Commit 86134c7b authored Jan 31, 2019 by Prabhanjan Kandula Committed by Gerrit - the friendly Code Review server Mar 27, 2019

msm/drm/sde: avoid dump from smmu fault handler



This change disables sde debug dumps from iommu
fault handler as sde recovery dump logic that would be
triggered after ping-pong timeout or underrun captures the
required sde driver debug dumps.

Change-Id: I331399099025689e7d4cfe86f25e45b3d8c498cb
Signed-off-by: Prabhanjan Kandula <pkandula@codeaurora.org>

parent 4ea4bac2

drivers/gpu/drm/msm/msm_smmu.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -398,9 +398,6 @@ static int msm_smmu_fault_handler(struct iommu_domain *domain,
		DRM_ERROR("trigger dump, iova=0x%08lx, flags=0x%x\n", iova, flags);
		DRM_ERROR("SMMU device:%s", client->dev ? client->dev->kobj.name : "");

		/* generate dump, but no panic */
		SDE_DBG_DUMP("all", "dbg_bus", "vbif_dbg_bus");

		/*
		* return -ENOSYS to allow smmu driver to dump out useful
		* debug info.