[PATCH] drm/amd/powerplay: warn on smu interface version mismatch

[Yuan, Xiaojie]

Current SMU IF version check is too strict, driver with old smu11_driver_if.h sometimes works fine with new SMU firmware. We prefer to see a warning instead a error for debug purposes.

BR,
Xiaojie

________________________________________
From: Yuan, Xiaojie
Sent: Wednesday, June 26, 2019 2:24:19 PM
To: amd-gfx at lists.freedesktop.org
Cc: Wang, Kevin(Yang); Yuan, Xiaojie
Subject: [PATCH] drm/amd/powerplay: warn on smu interface version mismatch

Signed-off-by: Xiaojie Yuan <xiaojie.yuan at amd.com>
---
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index c3f48fae6f32..339d063e24ff 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -272,8 +272,7 @@ static int smu_v11_0_check_fw_version(struct smu_context *smu)
                        "smu fw version = 0x%08x (%d.%d.%d)\n",
                        smu->smc_if_version, if_version,
                        smu_version, smu_major, smu_minor, smu_debug);
-               pr_err("SMU driver if version not matched\n");
-               ret = -EINVAL;
+               pr_warn("SMU driver if version not matched\n");
        }

        return ret;
--
2.20.1