ping On 2019-04-05 12:01 p.m., Liu, Shaoyun wrote: > Driver need to call SMU to set xgmi pstate > > Change-Id: Iad7fd0e3b3155e45be8fe9119686c5bafa3c176c > Signed-off-by: shaoyunl <shaoyun.liu@xxxxxxx> > --- > drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 13 ++++++++++++- > 1 file changed, 12 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c > index 3368347..a48c84c 100644 > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c > @@ -24,6 +24,7 @@ > #include <linux/list.h> > #include "amdgpu.h" > #include "amdgpu_xgmi.h" > +#include "amdgpu_smu.h" > > > static DEFINE_MUTEX(xgmi_mutex); > @@ -216,7 +217,17 @@ int amdgpu_xgmi_set_pstate(struct amdgpu_device *adev, int pstate) > > if (hive->pstate == pstate) > return 0; > - /* Todo : sent the message to SMU for pstate change */ > + > + dev_dbg(adev->dev, "Set xgmi pstate %d.\n", pstate); > + > + if (is_support_sw_smu(adev)) > + ret = smu_set_xgmi_pstate(&adev->smu, pstate); > + if (ret) > + dev_err(adev->dev, > + "XGMI: Set pstate failure on device %llx, hive %llx, ret %d", > + adev->gmc.xgmi.node_id, > + adev->gmc.xgmi.hive_id, ret); > + > return ret; > } > _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
