[PATCH] drm/amd/powerplay: suppress nonsupport profile mode overrun message

[Dai, Yuxian (David)]

For we don't support the mode, so shouldn't print the error message, or regard as a error.
For log message, the error is high level .maybe change from "error"  to "warning" , it will be much better.
 

-----Original Message-----
From: Liang, Prike <Prike.Liang at amd.com> 
Sent: Thursday, December 19, 2019 2:46 PM
To: amd-gfx at lists.freedesktop.org
Cc: Quan, Evan <Evan.Quan at amd.com>; Huang, Ray <Ray.Huang at amd.com>; Dai, Yuxian (David) <Yuxian.Dai at amd.com>; Liang, Prike <Prike.Liang at amd.com>
Subject: [PATCH] drm/amd/powerplay: suppress nonsupport profile mode overrun message

SMU12 not support WORKLOAD_DEFAULT_BIT and WORKLOAD_PPLIB_POWER_SAVING_BIT.

Signed-off-by: Prike Liang <Prike.Liang at amd.com>
---
 drivers/gpu/drm/amd/powerplay/renoir_ppt.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
index 784903a3..f9a1817 100644
--- a/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/renoir_ppt.c
@@ -550,14 +550,18 @@ static int renoir_set_power_profile_mode(struct smu_context *smu, long *input, u
 	/* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */
 	workload_type = smu_workload_get_type(smu, smu->power_profile_mode);
 	if (workload_type < 0) {
-		pr_err("Unsupported power profile mode %d on RENOIR\n",smu->power_profile_mode);
+		/*
+		 * TODO: If some case need switch to powersave/default power mode
+		 * then can consider enter WORKLOAD_COMPUTE/WORKLOAD_CUSTOM for power saving.
+		 */
+		pr_err_once("Unsupported power profile mode %d on RENOIR\n",smu->power_profile_mode);
 		return -EINVAL;
 	}
 
 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetWorkloadMask,
 				    1 << workload_type);
 	if (ret) {
-		pr_err("Fail to set workload type %d\n", workload_type);
+		pr_err_once("Fail to set workload type %d\n", workload_type);
 		return ret;
 	}
 
-- 
2.7.4