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<div class="PlainText">Signed-off-by: Rex Zhu <Rex.Zhu@amd.com><br>
<br>
Change-Id: I72d61851630e5d4ff5b3236ca33abac6f5b200c6<br>
---<br>
 drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c   | 35 ++++++++++++----------<br>
 drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c |  9 +++---<br>
 drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h |  2 +-<br>
 drivers/gpu/drm/amd/powerplay/inc/hwmgr.h          |  1 +<br>
 4 files changed, 27 insertions(+), 20 deletions(-)<br>
<br>
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c<br>
index b3d4285..a74a3db 100644<br>
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c<br>
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c<br>
@@ -4334,26 +4334,31 @@ static int smu7_print_clock_levels(struct pp_hwmgr *hwmgr,<br>
 <br>
 static int smu7_set_fan_control_mode(struct pp_hwmgr *hwmgr, uint32_t mode)<br>
 {<br>
-       if (mode) {<br>
-               /* stop auto-manage */<br>
-               if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,<br>
-                               PHM_PlatformCaps_MicrocodeFanControl))<br>
-                       smu7_fan_ctrl_stop_smc_fan_control(hwmgr);<br>
-               smu7_fan_ctrl_set_static_mode(hwmgr, mode);<br>
-       } else<br>
-               /* restart auto-manage */<br>
-               smu7_fan_ctrl_reset_fan_speed_to_default(hwmgr);<br>
+       int result = 0;<br>
 <br>
-       return 0;<br>
+       switch (mode) {<br>
+       case AMD_FAN_CTRL_NONE:<br>
+               result = smu7_fan_ctrl_set_fan_speed_percent(hwmgr, 100);<br>
+               break;<br>
+       case AMD_FAN_CTRL_MANUAL:<br>
+               if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,<br>
+                       PHM_PlatformCaps_MicrocodeFanControl))<br>
+                       result = smu7_fan_ctrl_stop_smc_fan_control(hwmgr);<br>
+               break;<br>
+       case AMD_FAN_CTRL_AUTO:<br>
+               result = smu7_fan_ctrl_set_static_mode(hwmgr, mode);<br>
+               if (!result)<br>
+                       result = smu7_fan_ctrl_start_smc_fan_control(hwmgr);<br>
+               break;<br>
+       default:<br>
+               break;<br>
+       }<br>
+       return result;<br>
 }<br>
 <br>
 static int smu7_get_fan_control_mode(struct pp_hwmgr *hwmgr)<br>
 {<br>
-       if (hwmgr->fan_ctrl_is_in_default_mode)<br>
-               return hwmgr->fan_ctrl_default_mode;<br>
-       else<br>
-               return PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,<br>
-                               CG_FDO_CTRL2, FDO_PWM_MODE);<br>
+       return hwmgr->fan_ctrl_enabled ? AMD_FAN_CTRL_AUTO : AMD_FAN_CTRL_MANUAL;<br>
 }<br>
 <br>
 static int smu7_get_sclk_od(struct pp_hwmgr *hwmgr)<br>
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c<br>
index 436ca5c..baddb56 100644<br>
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c<br>
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c<br>
@@ -112,10 +112,9 @@ int smu7_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed)<br>
 */<br>
 int smu7_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode)<br>
 {<br>
-<br>
         if (hwmgr->fan_ctrl_is_in_default_mode) {<br>
                 hwmgr->fan_ctrl_default_mode =<br>
-                               PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device,     CGS_IND_REG__SMC,<br>
+                               PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,<br>
                                                 CG_FDO_CTRL2, FDO_PWM_MODE);<br>
                 hwmgr->tmin =<br>
                                 PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,<br>
@@ -149,7 +148,7 @@ int smu7_fan_ctrl_set_default_mode(struct pp_hwmgr *hwmgr)<br>
         return 0;<br>
 }<br>
 <br>
-static int smu7_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr)<br>
+int smu7_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr)<br>
 {<br>
         int result;<br>
 <br>
@@ -179,6 +178,7 @@ static int smu7_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr)<br>
                                 PPSMC_MSG_SetFanTemperatureTarget,<br>
                                 hwmgr->thermal_controller.<br>
                                 advanceFanControlParameters.ucTargetTemperature);<br>
+       hwmgr->fan_ctrl_enabled = true;<br>
 <br>
         return result;<br>
 }<br>
@@ -186,6 +186,7 @@ static int smu7_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr)<br>
 <br>
 int smu7_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr)<br>
 {<br>
+       hwmgr->fan_ctrl_enabled = false;<br>
         return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_StopFanControl);<br>
 }<br>
 <br>
@@ -280,7 +281,7 @@ int smu7_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed)<br>
         PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,<br>
                                 CG_TACH_STATUS, TACH_PERIOD, tach_period);<br>
 <br>
-       return smu7_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC);<br>
+       return smu7_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC_RPM);<br>
 }<br>
 <br>
 /**<br>
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h<br>
index 2ed774d..ba71b60 100644<br>
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h<br>
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.h<br>
@@ -54,6 +54,6 @@<br>
 extern int smu7_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr);<br>
 extern int smu7_thermal_enable_alert(struct pp_hwmgr *hwmgr);<br>
 extern int smu7_thermal_disable_alert(struct pp_hwmgr *hwmgr);<br>
-<br>
+extern int smu7_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr);<br>
 #endif<br>
 <br>
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h<br>
index e4574c2..805b9df 100644<br>
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h<br>
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h<br>
@@ -764,6 +764,7 @@ struct pp_hwmgr {<br>
         struct pp_thermal_controller_info thermal_controller;<br>
         bool fan_ctrl_is_in_default_mode;<br>
         uint32_t fan_ctrl_default_mode;<br>
+       bool fan_ctrl_enabled;<br>
         uint32_t tmin;<br>
         struct phm_microcode_version_info microcode_version_info;<br>
         uint32_t ps_size;<br>
-- <br>
1.9.1<br>
<br>
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