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disp: msm: sde: handle spec fence bind failure case as non fatal

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Add changes to handle speculative fence bind failure case with
invalid userfd as non fatal scenario and stage white frame in such
case.

Change-Id: I1386bfc5ecb5107ab100be220c24597f883d9bd6
Signed-off-by: Jayaprakash Madisetty <jmadiset@codeaurora.org>
This commit is contained in:
Jayaprakash Madisetty
2021-07-23 12:31:37 +05:30
parent 2a5878a83f
commit dad1b5f51e
2 changed files with 20 additions and 6 deletions
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19
msm/sde/sde_fence.c
View File

@@ -11,6 +11,7 @@
#include "sde_fence.h"
#define TIMELINE_VAL_LENGTH 128
#define SPEC_FENCE_FLAG_FENCE_ARRAY 0x10
void *sde_sync_get(uint64_t fd)
{
@@ -42,13 +43,19 @@ signed long sde_sync_wait(void *fnc, long timeout_ms)
fence->ops->timeline_value_str(fence,
timeline_str, TIMELINE_VAL_LENGTH);
SDE_ERROR(
"fence driver name:%s timeline name:%s seqno:0x%llx timeline:%s signaled:0x%x error:%d\n",
fence->ops->get_driver_name(fence),
fence->ops->get_timeline_name(fence),
fence->seqno, timeline_str,
fence->ops->signaled ?
if (test_bit(SPEC_FENCE_FLAG_FENCE_ARRAY, &fence->flags) &&
fence->error == -EINVAL) {
SDE_INFO("spec fence bind error :%d\n", fence->error);
rc = -EBADF;
} else {
SDE_ERROR(
"fence driver name:%s timeline name:%s seqno:0x%llx timeline:%s signaled:0x%x error:%d\n",
fence->ops->get_driver_name(fence),
fence->ops->get_timeline_name(fence),
fence->seqno, timeline_str,
fence->ops->signaled ?
fence->ops->signaled(fence) : 0xffffffff, fence->error);
}
}
return rc;

7
msm/sde/sde_plane.c
View File

@@ -643,6 +643,13 @@ int sde_plane_wait_input_fence(struct drm_plane *plane, uint32_t wait_ms)
psde->is_error = true;
ret = -EINVAL;
break;
case -EBADF:
SDE_INFO("plane%d spec fd signaled on bind failure fd %lld\n",
plane->base.id,
sde_plane_get_property(pstate, PLANE_PROP_INPUT_FENCE));
psde->is_error = true;
ret = 0;
break;
default:
SDE_DEBUG_PLANE(psde, "signaled\n");
ret = 0;