Re: [PATCH] drm/amd/powerplay: issue no PPSMC_MSG_GetCurrPkgPwr on unsupported ASICs

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>

From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> on behalf of Evan Quan <evan.quan@xxxxxxx>
Sent: Thursday, November 14, 2019 2:33 AM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx <amd-gfx@xxxxxxxxxxxxxxxxxxxxx>
Cc: Quan, Evan <Evan.Quan@xxxxxxx>
Subject: [PATCH] drm/amd/powerplay: issue no PPSMC_MSG_GetCurrPkgPwr on unsupported ASICs
 
Otherwise, the error message prompted will confuse user.

Change-Id: I44b9f870a8663714d715a1d5bf2aa24abe75bb8e
Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
---
 .../gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c  | 23 +++++++++++++++----
 1 file changed, 18 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index d3c3b3512a16..5c6b71b356e7 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -3476,18 +3476,31 @@ static int smu7_get_pp_table_entry(struct pp_hwmgr *hwmgr,
 
 static int smu7_get_gpu_power(struct pp_hwmgr *hwmgr, u32 *query)
 {
+       struct amdgpu_device *adev = hwmgr->adev;
         int i;
         u32 tmp = 0;
 
         if (!query)
                 return -EINVAL;
 
-       smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GetCurrPkgPwr, 0);
-       tmp = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
-       *query = tmp;
+       /*
+        * PPSMC_MSG_GetCurrPkgPwr is not supported on:
+        *  - Hawaii
+        *  - Bonaire
+        *  - Fiji
+        *  - Tonga
+        */
+       if ((adev->asic_type != CHIP_HAWAII) &&
+           (adev->asic_type != CHIP_BONAIRE) &&
+           (adev->asic_type != CHIP_FIJI) &&
+           (adev->asic_type != CHIP_TONGA)) {
+               smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GetCurrPkgPwr, 0);
+               tmp = cgs_read_register(hwmgr->device, mmSMC_MSG_ARG_0);
+               *query = tmp;
 
-       if (tmp != 0)
-               return 0;
+               if (tmp != 0)
+                       return 0;
+       }
 
         smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PmStatusLogStart);
         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
--
2.24.0

_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
_______________________________________________
amd-gfx mailing list
amd-gfx@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

[Index of Archives]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux