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, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/clk/clk_prog.c b/drivers/gpu/nvgpu/clk/clk_prog.c
index 9fdd8b25..6b81650e 100644
--- a/drivers/gpu/nvgpu/clk/clk_prog.c
+++ b/drivers/gpu/nvgpu/clk/clk_prog.c
@@ -886,7 +886,7 @@ static u32 vflookup_prog_1x_master
         pvfentry = (struct ctrl_clk_clk_prog_1x_master_vf_entry *)(
                         (u8 *)pvfentry +
                         (sizeof(struct ctrl_clk_clk_prog_1x_master_vf_entry) *
-                        (rail+1)));
+                        rail));
 
         clkmhz = *pclkmhz;
         voltuv = *pvoltuv;