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Subject[PATCH v2 1/3] drm/msm/disp: Tweak display snapshot to match gpu snapshot
Date
From: Rob Clark <robdclark@chromium.org>

Add UTS_RELEASE and show timestamp the same way for consistency.

Signed-off-by: Rob Clark <robdclark@chromium.org>
---
drivers/gpu/drm/msm/disp/msm_disp_snapshot.h | 4 ++--
drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c | 9 ++++++---
2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h b/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
index 4c619307612c..31ad68be3391 100644
--- a/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
+++ b/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
@@ -39,7 +39,7 @@
* @dev: device pointer
* @drm_dev: drm device pointer
* @atomic_state: atomic state duplicated at the time of the error
- * @timestamp: timestamp at which the coredump was captured
+ * @time: timestamp at which the coredump was captured
*/
struct msm_disp_state {
struct device *dev;
@@ -49,7 +49,7 @@ struct msm_disp_state {

struct drm_atomic_state *atomic_state;

- ktime_t timestamp;
+ struct timespec64 time;
};

/**
diff --git a/drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c b/drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c
index 2e1acb1bc390..5d2ff6791058 100644
--- a/drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c
+++ b/drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c
@@ -5,6 +5,8 @@

#define pr_fmt(fmt) "[drm:%s:%d] " fmt, __func__, __LINE__

+#include <generated/utsrelease.h>
+
#include "msm_disp_snapshot.h"

static void msm_disp_state_dump_regs(u32 **reg, u32 aligned_len, void __iomem *base_addr)
@@ -79,10 +81,11 @@ void msm_disp_state_print(struct msm_disp_state *state, struct drm_printer *p)
}

drm_printf(p, "---\n");
-
+ drm_printf(p, "kernel: " UTS_RELEASE "\n");
drm_printf(p, "module: " KBUILD_MODNAME "\n");
drm_printf(p, "dpu devcoredump\n");
- drm_printf(p, "timestamp %lld\n", ktime_to_ns(state->timestamp));
+ drm_printf(p, "time: %lld.%09ld\n",
+ state->time.tv_sec, state->time.tv_nsec);

list_for_each_entry_safe(block, tmp, &state->blocks, node) {
drm_printf(p, "====================%s================\n", block->name);
@@ -100,7 +103,7 @@ static void msm_disp_capture_atomic_state(struct msm_disp_state *disp_state)
struct drm_device *ddev;
struct drm_modeset_acquire_ctx ctx;

- disp_state->timestamp = ktime_get();
+ ktime_get_real_ts64(&disp_state->time);

ddev = disp_state->drm_dev;

--
2.33.1
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