gpu: nvgpu: allow a calibration parameter to be zero

It is allowed for some calibration parameters to be zero, when the
others are non-zero. Pass all calibration parameters to PMU.

Bug 2331655

Change-Id: I953a40e37211169e1aefd80aef2545a1b6a0afa1
Reviewed-on: https://git-master.nvidia.com/r/1810994
Reviewed-by: David Jarrett <djarrett@nvidia.com>
Tested-by: David Jarrett <djarrett@nvidia.com>
Signed-off-by: Vaikundanathan S <vaikuns@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1817580
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 4 insertions, 8 deletions

diff --git a/drivers/gpu/nvgpu/clk/clk_vin.c b/drivers/gpu/nvgpu/clk/clk_vin.c
index 59a74d6b..e0a4a5b6 100644
--- a/drivers/gpu/nvgpu/clk/clk_vin.c
+++ b/drivers/gpu/nvgpu/clk/clk_vin.c
@@ -80,10 +80,8 @@ u32 clk_avfs_get_vin_cal_fuse_v10(struct gk20a *g,
                                 "err reading vin cal for id %x", pvindev->super.id);
                                 return status;
                         }
-                        if (slope != 0 && intercept != 0) {
-                                pvindev->data.vin_cal.cal_v10.slope = slope;
-                                pvindev->data.vin_cal.cal_v10.intercept = intercept;
-                        }
+                        pvindev->data.vin_cal.cal_v10.slope = slope;
+                        pvindev->data.vin_cal.cal_v10.intercept = intercept;
                 }
         }
         return status;
@@ -111,10 +109,8 @@ u32 clk_avfs_get_vin_cal_fuse_v20(struct gk20a *g,
                                 "err reading vin cal for id %x", pvindev->super.id);
                                 return status;
                         }
-                        if (gain != 0 && offset != 0) {
-                                pvindev->data.vin_cal.cal_v20.gain = gain;
-                                pvindev->data.vin_cal.cal_v20.offset = offset;
-                        }
+                        pvindev->data.vin_cal.cal_v20.gain = gain;
+                        pvindev->data.vin_cal.cal_v20.offset = offset;
                 }
         }
         return status;