gpu: nvgpu: get bios perf and clk table ptr

Implement support for reading perf and clk tables from VBIOS.

JIRA DNVGPU-83

Change-Id: I095fea08479161362e4c2ffa7500ee6a57d6d447
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: http://git-master/r/1202602
(cherry picked from commit fb7c7356f131a198bd655a25fc6ff17067477e1b)
Reviewed-on: http://git-master/r/1217299
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 1ca8ff77..62269f21 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -53,6 +53,7 @@ struct acr_desc;
 #include "cde_gk20a.h"
 #include "debug_gk20a.h"
 #include "sched_gk20a.h"
+#include "gm206/bios_gm206.h"
 
 /* PTIMER_REF_FREQ_HZ corresponds to a period of 32 nanoseconds.
     32 ns is the resolution of ptimer. */
@@ -656,6 +657,8 @@ struct gpu_ops {
 
         struct {
                 int (*init)(struct gk20a *g);
+                void *(*get_perf_table_ptrs)(struct gk20a *g,
+                                struct bit_token *ptoken, u8 table_id);
         } bios;
 #if defined(CONFIG_GK20A_CYCLE_STATS)
         struct {
@@ -704,6 +707,8 @@ struct nvgpu_bios {
         u32 devinit_tables_phys_base;
         u32 devinit_script_phys_base;
 
+        struct bit_token *perf_token;
+        struct bit_token *clock_token;
         u32 expansion_rom_offset;
 };