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authorZhanjun Dong <zhanjun.dong@intel.com>2025-11-27 20:07:59 +0300
committerAshutosh Dixit <ashutosh.dixit@intel.com>2025-12-05 00:43:37 +0300
commitc7ea291be0866ca562bb7d32d1646c08b2c3064d (patch)
treee7a59d8eae287bcc332459dcc080131261d68b17 /drivers
parent09fb6bccef8221544221ebeb97cffec3fb42920d (diff)
downloadlinux-c7ea291be0866ca562bb7d32d1646c08b2c3064d.tar.xz
drm/xe/guc: Add new debugfs entry for lfd format output
Add new debugfs entry "guc_log_lfd", prepared for output guc log in LFD(Log Format Descriptors) format. Signed-off-by: Zhanjun Dong <zhanjun.dong@intel.com> Reviewed-by: Julia Filipchuk <julia.filipchuk@intel.com> Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com> Link: https://patch.msgid.link/20251127170759.2620994-7-zhanjun.dong@intel.com
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/xe/xe_guc_debugfs.c7
-rw-r--r--drivers/gpu/drm/xe/xe_guc_log.c18
-rw-r--r--drivers/gpu/drm/xe/xe_guc_log.h1
3 files changed, 23 insertions, 3 deletions
diff --git a/drivers/gpu/drm/xe/xe_guc_debugfs.c b/drivers/gpu/drm/xe/xe_guc_debugfs.c
index efaca259d3e8..23827e87450f 100644
--- a/drivers/gpu/drm/xe/xe_guc_debugfs.c
+++ b/drivers/gpu/drm/xe/xe_guc_debugfs.c
@@ -81,6 +81,12 @@ static int guc_log(struct xe_guc *guc, struct drm_printer *p)
return 0;
}
+static int guc_log_lfd(struct xe_guc *guc, struct drm_printer *p)
+{
+ xe_guc_log_print_lfd(&guc->log, p);
+ return 0;
+}
+
static int guc_log_dmesg(struct xe_guc *guc, struct drm_printer *p)
{
xe_guc_log_print_dmesg(&guc->log);
@@ -117,6 +123,7 @@ static const struct drm_info_list slpc_debugfs_list[] = {
/* everything else should be added here */
static const struct drm_info_list pf_only_debugfs_list[] = {
{ "guc_log", .show = guc_debugfs_show, .data = guc_log },
+ { "guc_log_lfd", .show = guc_debugfs_show, .data = guc_log_lfd },
{ "guc_log_dmesg", .show = guc_debugfs_show, .data = guc_log_dmesg },
};
diff --git a/drivers/gpu/drm/xe/xe_guc_log.c b/drivers/gpu/drm/xe/xe_guc_log.c
index 40c9e812e9d5..d7473b9673bb 100644
--- a/drivers/gpu/drm/xe/xe_guc_log.c
+++ b/drivers/gpu/drm/xe/xe_guc_log.c
@@ -542,9 +542,7 @@ xe_guc_log_add_crash_dump(struct drm_printer *p, struct xe_guc_log_snapshot *sna
return size;
}
-void
-xe_guc_log_snapshot_print_lfd(struct xe_guc_log_snapshot *snapshot, struct drm_printer *p);
-void
+static void
xe_guc_log_snapshot_print_lfd(struct xe_guc_log_snapshot *snapshot, struct drm_printer *p)
{
struct guc_lfd_file_header header;
@@ -609,6 +607,20 @@ void xe_guc_log_print(struct xe_guc_log *log, struct drm_printer *p)
xe_guc_log_snapshot_free(snapshot);
}
+/**
+ * xe_guc_log_print_lfd - dump a copy of the GuC log in LFD format
+ * @log: GuC log structure
+ * @p: the printer object to output to
+ */
+void xe_guc_log_print_lfd(struct xe_guc_log *log, struct drm_printer *p)
+{
+ struct xe_guc_log_snapshot *snapshot;
+
+ snapshot = xe_guc_log_snapshot_capture(log, false);
+ xe_guc_log_snapshot_print_lfd(snapshot, p);
+ xe_guc_log_snapshot_free(snapshot);
+}
+
int xe_guc_log_init(struct xe_guc_log *log)
{
struct xe_device *xe = log_to_xe(log);
diff --git a/drivers/gpu/drm/xe/xe_guc_log.h b/drivers/gpu/drm/xe/xe_guc_log.h
index 0bd5e89d75e0..1b05bb60c1c7 100644
--- a/drivers/gpu/drm/xe/xe_guc_log.h
+++ b/drivers/gpu/drm/xe/xe_guc_log.h
@@ -52,6 +52,7 @@ struct xe_device;
int xe_guc_log_init(struct xe_guc_log *log);
void xe_guc_log_print(struct xe_guc_log *log, struct drm_printer *p);
+void xe_guc_log_print_lfd(struct xe_guc_log *log, struct drm_printer *p);
void xe_guc_log_print_dmesg(struct xe_guc_log *log);
struct xe_guc_log_snapshot *xe_guc_log_snapshot_capture(struct xe_guc_log *log, bool atomic);
void xe_guc_log_snapshot_print(struct xe_guc_log_snapshot *snapshot, struct drm_printer *p);