gpu: nvgpu: userd allocation from sysmem

When bar1 memory is not supported then userd will be
allocated from sysmem.

Functions gp_get and gp_put are updated accordingly.

JIRA GV11B-1

Change-Id: Ia895712a110f6cca26474228141488f5f8ace756
Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: http://git-master/r/1225384
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 2b55dd26..042bd9d7 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -342,6 +342,7 @@ struct gpu_ops {
                 void (*pg_gr_load_gating_prod)(struct gk20a *g, bool prod);
         } clock_gating;
         struct {
+                int (*init_fifo_setup_hw)(struct gk20a *g);
                 void (*bind_channel)(struct channel_gk20a *ch_gk20a);
                 void (*unbind_channel)(struct channel_gk20a *ch_gk20a);
                 void (*disable_channel)(struct channel_gk20a *ch);
@@ -386,6 +387,8 @@ struct gpu_ops {
                                         u32 *runlist);
                 void (*get_ch_runlist_entry)(struct channel_gk20a *ch,
                                         u32 *runlist);
+                u32 (*userd_gp_get)(struct gk20a *g, struct channel_gk20a *ch);
+                void (*userd_gp_put)(struct gk20a *g, struct channel_gk20a *ch);
         } fifo;
         struct pmu_v {
                 /*used for change of enum zbc update cmd id from ver 0 to ver1*/
@@ -552,6 +555,7 @@ struct gpu_ops {
                 u32 (*get_big_page_sizes)(void);
                 u32 (*get_physical_addr_bits)(struct gk20a *g);
                 int (*init_mm_setup_hw)(struct gk20a *g);
+                bool (*is_bar1_supported)(struct gk20a *g);
                 int (*init_bar2_vm)(struct gk20a *g);
                 int (*init_bar2_mm_hw_setup)(struct gk20a *g);
                 void (*remove_bar2_vm)(struct gk20a *g);