From: Kevin Wang <[email protected]> due to the smu dma/RTOS restriction, the interval of catching smu metric table should be more than 1ms. otherwise it will cause the gpu activity data corruption.
Signed-off-by:Kevin Wang <[email protected]> Reviewed-by: Kenneth Feng <[email protected]> Signed-off-by: Alex Deucher <[email protected]> --- drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c index 4851222c9919..5f697ed3796b 100644 --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c @@ -816,6 +816,8 @@ static int navi10_get_current_activity_percent(struct smu_context *smu, if (!value) return -EINVAL; + msleep(1); + ret = smu_update_table(smu, SMU_TABLE_SMU_METRICS, (void *)&metrics, false); if (ret) -- 2.20.1 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
