drm/amd/pm: Mark MM activity as unsupported

commit 819bf6662b93a5a8b0c396d2c7e7fab6264c9808 upstream.

Aldebaran doesn't support querying MM activity percentage. Keep the
field as 0xFFs to mark it as unsupported.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
index c79bff02a31a0c1592628703d2e0c7ed42c7ed53..1ba1bb4f5bd7775801111300c63223d457e64eec 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -1759,7 +1759,6 @@ static ssize_t aldebaran_get_gpu_metrics(struct smu_context *smu,
 
        gpu_metrics->average_gfx_activity = metrics.AverageGfxActivity;
        gpu_metrics->average_umc_activity = metrics.AverageUclkActivity;
-       gpu_metrics->average_mm_activity = 0;
 
        /* Valid power data is available only from primary die */
        if (aldebaran_is_primary(smu)) {