drivers: i2c: Suppress NACK prints from bpmp i2c

Use debug prints in case bpmp transaction fails.
Only print debug msgs in case of NACK.

Bug 3128306

Change-Id: Ifc08e4b139ffb9c9b3ebd860de75590004c38278
Signed-off-by: Mantravadi Karthik <mkarthik@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2442417
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: Timo Alho <talho@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit

1 files changed, 8 insertions, 3 deletions

diff --git a/drivers/i2c/busses/i2c-bpmp-tegra.c b/drivers/i2c/busses/i2c-bpmp-tegra.c
index 4f26055e8..ed2494ef6 100644
--- a/drivers/i2c/busses/i2c-bpmp-tegra.c
+++ b/drivers/i2c/busses/i2c-bpmp-tegra.c
@@ -306,10 +306,15 @@ static int tegra_bpmp_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
         ret = tegra_bpmp_i2c_req(i2c_dev->bpmp_adapter_id, &in, size, &out,
                         i2c_dev);
         if (ret < 0) {
-                dev_warn(&i2c_dev->adapter.dev, "tegra_bpmp_i2c_req ret %d\n",
-                        ret);
-                if (ret != -ENXIO)
+                if (ret != -BPMP_ENXIO) {
+                        dev_warn(&i2c_dev->adapter.dev,
+                                "tegra_bpmp_i2c_req ret %d\n",
+                                ret);
                         dump_i2c_msgs(i2c_dev, msgs, num);
+                } else
+                        dev_dbg(&i2c_dev->adapter.dev,
+                                "tegra_bpmp_i2c_req ret %d\n",
+                                ret);
                 return ret;
         }