drm/i915/guc: Support for extended GuC notification messages

[linux-2.6-microblaze.git] / drivers / gpu / drm / i915 / intel_guc_ct.c

diff --git a/drivers/gpu/drm/i915/intel_guc_ct.c b/drivers/gpu/drm/i915/intel_guc_ct.c
index 79ddb80..dde1dc0 100644 (file)
--- a/drivers/gpu/drm/i915/intel_guc_ct.c
+++ b/drivers/gpu/drm/i915/intel_guc_ct.c
@@ -701,14 +701,15 @@ static void ct_process_request(struct intel_guc_ct *ct,
                               u32 action, u32 len, const u32 *payload)
 {
        struct intel_guc *guc = ct_to_guc(ct);
+       int ret;
 
        CT_DEBUG_DRIVER("CT: request %x %*ph\n", action, 4 * len, payload);
 
        switch (action) {
        case INTEL_GUC_ACTION_DEFAULT:
-               if (unlikely(len < 1))
+               ret = intel_guc_to_host_process_recv_msg(guc, payload, len);
+               if (unlikely(ret))
                        goto fail_unexpected;
-               intel_guc_to_host_process_recv_msg(guc, *payload);
                break;
 
        default: