drm/radeon: fix si_enable_smc_cac() failed issue

commit 2c409ba81be25516afe05ae27a4a15da01740b01 upstream.

Need to set the dte flag on this asic.

Port the fix from amdgpu:
5cb818b861be114 ("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>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 90d5b41007bfd295eb531faa96da3fd99dde2693..9e5645e4cb55b0ca92a7f3a1a128dc2beb948de4 100644 (file)
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -1956,6 +1956,7 @@ 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: