video: tegra: host: eventlib support for falcons

* Replace the VIC method for timestamp logging with generic falcon
  timestamping method.
* Expose the new falcon timestamping method to other falcon cores.
* Enable task timestamping for nvenc.

Bug 200312229
JIRA HOSTX-336
JIRA HOSTX-337

Change-Id: I6724f47db0cfca2fc962a7a479a1c370f37c2e31
Signed-off-by: Srikar Srimath Tirumala <srikars@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1736581
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/include/linux/nvhost.h b/include/linux/nvhost.h
index 43aaa32cd..9421f36f2 100644
--- a/include/linux/nvhost.h
+++ b/include/linux/nvhost.h
@@ -270,8 +270,7 @@ struct nvhost_device_data {
 
         /* Called each time we enter the class */
         int (*init_class_context)(struct platform_device *dev,
-                                  struct nvhost_cdma *cdma,
-                                  dma_addr_t timestamp_addr);
+                                  struct nvhost_cdma *cdma);
 
         /*
          * Reset the unit. Used for timeout recovery, resetting the unit on
@@ -373,8 +372,9 @@ struct nvhost_device_data {
         /* eventlib id for the device */
         int eventlib_id;
 
-        /* supports delivering task timestamps (falcon) */
-        bool supports_task_timestamps;
+        /* deliver task timestamps for falcon */
+        void (*enable_timestamps)(struct platform_device *pdev,
+                        struct nvhost_cdma *cdma, dma_addr_t timestamp_addr);
 };