[Intel-gfx] [PATCH 22/33] drm/i915/guc: Include scheduling policies in the debugfs state dump

Matthew Brost
2021-07-22T23:37:54Z

From: John Harrison <John.C.Harrison@Intel.com>

Added the scheduling policy parameters to the 'guc_info' debugfs state
dump.

Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
---
drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c | 14 ++++++++++++++
drivers/gpu/drm/i915/gt/uc/intel_guc_ads.h | 3 +++
drivers/gpu/drm/i915/gt/uc/intel_guc_debugfs.c | 2 ++
3 files changed, 19 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
index b0116cce42dd..6aa0de73d1ab 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.c
@@ -92,6 +92,20 @@ static void guc_policies_init(struct intel_guc *guc, struct guc_policies *polici
policies->is_valid = 1;
}

+void intel_guc_ads_print_policy_info(struct intel_guc *guc,
+ struct drm_printer *dp)
+{
+ struct __guc_ads_blob *blob = guc->ads_blob;
+
+ if (unlikely(!blob))
+ return;
+
+ drm_printf(dp, "Global scheduling policies:\n");
+ drm_printf(dp, " DPC promote time = %u\n", blob->policies.dpc_promote_time);
+ drm_printf(dp, " Max num work items = %u\n", blob->policies.max_num_work_items);
+ drm_printf(dp, " Flags = %u\n", blob->policies.global_flags);
+}
+
static int guc_action_policies_update(struct intel_guc *guc, u32 policy_offset)
{
u32 action[] = {
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.h
index b00d3ae1113a..bdcb339a5321 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ads.h
@@ -7,9 +7,12 @@
#define _INTEL_GUC_ADS_H_

struct intel_guc;
+struct drm_printer;

int intel_guc_ads_create(struct intel_guc *guc);
void intel_guc_ads_destroy(struct intel_guc *guc);
void intel_guc_ads_reset(struct intel_guc *guc);
+void intel_guc_ads_print_policy_info(struct intel_guc *guc,
+ struct drm_printer *p);

#endif
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_debugfs.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_debugfs.c
index 7a454c91a736..72ddfff42f7d 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_debugfs.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_debugfs.c
@@ -10,6 +10,7 @@
#include "intel_guc_debugfs.h"
#include "intel_guc_log_debugfs.h"
#include "gt/uc/intel_guc_ct.h"
+#include "gt/uc/intel_guc_ads.h"
#include "gt/uc/intel_guc_submission.h"

static int guc_info_show(struct seq_file *m, void *data)
@@ -29,6 +30,7 @@ static int guc_info_show(struct seq_file *m, void *data)

intel_guc_ct_print_info(&guc->ct, &p);
intel_guc_submission_print_info(guc, &p);
+ intel_guc_ads_print_policy_info(guc, &p);

return 0;