gpu: nvgpu: fix sram rail volt calculation

JIRA DNVGPU-120

SRAM rail voltage needs to be picked up from SRAM
index of VF entries in CLK prog table.

Change-Id: Iabfff62edeec5aa9c2ead62d6b943fb2ebb952ed
Signed-off-by: Vijayakumar <vsubbu@nvidia.com>
Reviewed-on: http://git-master/r/1227665
(cherry picked from commit 8053260438bc94397b20e74cf18453624ebeb325)
Reviewed-on: http://git-master/r/1244664
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/gpu/nvgpu/clk/clk.h b/drivers/gpu/nvgpu/clk/clk.h
index e54af521..2d6425b5 100644
--- a/drivers/gpu/nvgpu/clk/clk.h
+++ b/drivers/gpu/nvgpu/clk/clk.h
@@ -104,12 +104,12 @@ struct vbios_clocks_table_1x_hal_clock_entry {
 
 u32 clk_pmu_vin_load(struct gk20a *g);
 u32 clk_domain_print_vf_table(struct gk20a *g, u32 clkapidomain);
-u32 clk_domain_get_f_or_v
-(
+u32 clk_domain_get_f_or_v(
         struct gk20a *g,
         u32 clkapidomain,
         u16 *pclkmhz,
-        u32 *pvoltuv
+        u32 *pvoltuv,
+        u8 railidx
 );
 u32 clk_domain_get_f_points(
         struct gk20a *g,