gpu: nvgpu: Add trace and debugfs for sched params

JIRA EVLR-244
JIRA EVLR-318

Change-Id: Ie95f42212dadcf2d0c1737eeb28812afb03b712f
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: http://git-master/r/1120603
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Ken Adams <kadams@nvidia.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.h b/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
index 681a0437..e1e6e262 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.h
@@ -626,4 +626,21 @@ int gr_gk20a_resume_contexts(struct gk20a *g,
                               struct dbg_session_gk20a *dbg_s,
                               int *ctx_resident_ch_fd);
 
+#define NVGPU_GR_PREEMPTION_MODE_WFI            0
+#define NVGPU_GR_PREEMPTION_MODE_CTA            2
+
+static inline const char *gr_gk20a_preempt_mode_name(u32 preempt_mode)
+{
+        switch (preempt_mode) {
+        case NVGPU_GR_PREEMPTION_MODE_WFI:
+                return "WFI";
+
+        case NVGPU_GR_PREEMPTION_MODE_CTA:
+                return "CTA";
+
+        default:
+                return "?";
+        }
+}
+
 #endif /*__GR_GK20A_H__*/