[PATCH 23/28] drm/amd/display: Fix the checking condition in dmub aux handling

[Ray Wu]

From: Wayne Lin <wayne....@amd.com>

[Why & How]
Fix the checking condition for detecting AUX_RET_ERROR_PROTOCOL_ERROR.
It was wrongly checking by "not equals to"

Reviewed-by: Ray Wu <ray...@amd.com>
Signed-off-by: Wayne Lin <wayne....@amd.com>
Signed-off-by: Ray Wu <ray...@amd.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index a59d0ff999e9..ae71ff3d87a7 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -12843,7 +12843,7 @@ int amdgpu_dm_process_dmub_aux_transfer_sync(
                 * Transient states before tunneling is enabled could
                 * lead to this error. We can ignore this for now.
                 */
-               if (p_notify->result != AUX_RET_ERROR_PROTOCOL_ERROR) {
+               if (p_notify->result == AUX_RET_ERROR_PROTOCOL_ERROR) {
                        drm_warn(adev_to_drm(adev), "DPIA AUX failed on 
0x%x(%d), error %d\n",
                                        payload->address, payload->length,
                                        p_notify->result);
-- 
2.43.0