gpu: nvgpu: Add thermal alert event handling

* Added the thermal alert event handling
* Added the thermal alert event PMU RPC

JIRA DNVGPU-130
Bug 200231080

Change-Id: I54ab0dc35a940e70733238fd95669db28389619a
Signed-off-by: Lakshmanan M <lm@nvidia.com>
Reviewed-on: http://git-master/r/1248968
(cherry picked from commit a20593c89a374d64201e4720552160a65533ecc3)
Reviewed-on: http://git-master/r/1282076
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gp106/therm_gp106.c b/drivers/gpu/nvgpu/gp106/therm_gp106.c
index 7bdf0b9e..bbcc5c80 100644
--- a/drivers/gpu/nvgpu/gp106/therm_gp106.c
+++ b/drivers/gpu/nvgpu/gp106/therm_gp106.c
@@ -14,6 +14,7 @@
 #include "therm_gp106.h"
 #include <linux/debugfs.h>
 #include "hw_therm_gp106.h"
+#include "therm/thrmpmu.h"
 
 static void gp106_get_internal_sensor_limits(s32 *max_24_8, s32 *min_24_8)
 {
@@ -117,6 +118,18 @@ static int gp106_elcg_init_idle_filters(struct gk20a *g)
         return 0;
 }
 
+static u32 gp106_configure_therm_alert(struct gk20a *g, s32 curr_warn_temp)
+{
+        u32 err = 0;
+
+        if (g->curr_warn_temp != curr_warn_temp) {
+                g->curr_warn_temp = curr_warn_temp;
+                err = therm_configure_therm_alert(g);
+        }
+
+        return err;
+}
+
 void gp106_init_therm_ops(struct gpu_ops *gops) {
 #ifdef CONFIG_DEBUG_FS
         gops->therm.therm_debugfs_init = gp106_therm_debugfs_init;
@@ -125,4 +138,5 @@ void gp106_init_therm_ops(struct gpu_ops *gops) {
         gops->therm.get_internal_sensor_curr_temp = gp106_get_internal_sensor_curr_temp;
         gops->therm.get_internal_sensor_limits =
                         gp106_get_internal_sensor_limits;
+        gops->therm.configure_therm_alert = gp106_configure_therm_alert;
 }