drm/radeon: fix si_enable_smc_cac() failed issue

Need to set the dte flag on this asic.

Port the fix from amdgpu:
b0f2bb9424460bb ("drm/amd/amdgpu: fix si_enable_smc_cac() failed issue")

Reviewed-by: Yong Zhao <yong.zhao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 460fd98e40a78ded29005383d0e56b34737f2e3d..a0b382a637a6428d15dfad0ed28558aa7add4677 100644 (file)
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -1958,6 +1958,7 @@ static void si_initialize_powertune_defaults(struct radeon_device *rdev)
                case 0x682C:
                        si_pi->cac_weights = cac_weights_cape_verde_pro;
                        si_pi->dte_data = dte_data_sun_xt;
+                       update_dte_from_pl2 = true;
                        break;
                case 0x6825:
                case 0x6827: