drm/amdgpu: add vcn ip dump support for vcn_v2_6

Add support for logging the registers in devcoredump
buffer for vcn_v2_6.

Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Acked-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c

@@ -2026,8 +2026,8 @@ static const struct amd_ip_funcs vcn_v2_6_ip_funcs = {
         .post_soft_reset = NULL,
         .set_clockgating_state = vcn_v2_5_set_clockgating_state,
         .set_powergating_state = vcn_v2_5_set_powergating_state,
-	.dump_ip_state = NULL,
-	.print_ip_state = NULL,
+	.dump_ip_state = vcn_v2_5_dump_ip_state,
+	.print_ip_state = vcn_v2_5_print_ip_state,
 };
 
 const struct amdgpu_ip_block_version vcn_v2_5_ip_block =