On 03/30/2018 10:36 AM, Eric Huang wrote:
It is not necessary to do that. The register will reset to 0 after
reading.
The register is not reset after reading. Actually after
PPSMC_MSG_PmStatusLogSample sent, the register will be updated. So it is
still not necessary to do that.
Eric
Eric
On 03/30/2018 03:33 AM, Rex Zhu wrote:
Signed-off-by: Rex Zhu <rex....@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index aaa9f5b..38cf3a1 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -3368,6 +3368,19 @@ static int smu7_get_gpu_power(struct pp_hwmgr
*hwmgr,
"Failed to start pm status log!",
return -1);
+ cgs_write_ind_register(hwmgr->device,
+ CGS_IND_REG__SMC,
+ ixSMU_PM_STATUS_40, 0);
+ cgs_write_ind_register(hwmgr->device,
+ CGS_IND_REG__SMC,
+ ixSMU_PM_STATUS_49, 0);
+ cgs_write_ind_register(hwmgr->device,
+ CGS_IND_REG__SMC,
+ ixSMU_PM_STATUS_94, 0);
+ cgs_write_ind_register(hwmgr->device,
+ CGS_IND_REG__SMC,
+ ixSMU_PM_STATUS_95, 0);
+
/* Sampling period from 50ms to 4sec */
msleep_interruptible(200);
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