drm/amd/display: make is_synaptics_cascaded_panamera static

This symbol is not used outside of amdgpu_dm_mst_types.c, so marks it
static.

drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm_mst_types.c:211:6: warning: no previous prototype for ‘is_synaptics_cascaded_panamera’.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4548
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
index 6378352346c806302ddf142e0538e01f0930c179..994ba426ca66d3e43773a92286444a7e55ac26a6 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
@@ -208,7 +208,7 @@ bool needs_dsc_aux_workaround(struct dc_link *link)
        return false;
 }
 
-bool is_synaptics_cascaded_panamera(struct dc_link *link, struct drm_dp_mst_port *port)
+static bool is_synaptics_cascaded_panamera(struct dc_link *link, struct drm_dp_mst_port *port)
 {
        u8 branch_vendor_data[4] = { 0 }; // Vendor data 0x50C ~ 0x50F