gpu: nvgpu: move gpfifo_desc to channel header

struct gpfifo_desc belongs to channel; reduce dependencies to mm by
moving it there.

Jira NVGPU-967

Change-Id: I3c6ac3d4e47fc0c843d407ee0e1100a009763d08
Signed-off-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1807398
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.h b/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
index 2a1fd03f..0ef63d18 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.h
@@ -77,6 +77,20 @@ struct nvgpu_gpfifo_entry {
         u32 entry1;
 };
 
+struct gpfifo_desc {
+        struct nvgpu_mem mem;
+        u32 entry_num;
+
+        u32 get;
+        u32 put;
+
+        bool wrap;
+
+        /* if gpfifo lives in vidmem or is forced to go via PRAMIN, first copy
+         * from userspace to pipe and then from pipe to gpu buffer */
+        void *pipe;
+};
+
 struct nvgpu_gpfifo_args {
         u32 num_entries;
         u32 num_inflight_jobs;