drm/amd/display: Remove the unused variable dppclk_delay_subtotal

Variable dppclk_delay_subtotal is not effectively used, so delete it.

drivers/gpu/drm/amd/amdgpu/../display/dc/dml/dcn314/display_rq_dlg_calc_314.c:1004:15: warning: variable 'dppclk_delay_subtotal' set but not used.
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4584Signed-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>

drivers/gpu/drm/amd/display/dc/dml/dcn314/display_rq_dlg_calc_314.c

@@ -1001,7 +1001,6 @@ static void dml_rq_dlg_get_dlg_params(
 	unsigned int vupdate_width;
 	unsigned int vready_offset;
 
-	unsigned int dppclk_delay_subtotal;
 	unsigned int dispclk_delay_subtotal;
 
 	unsigned int vstartup_start;
@@ -1130,17 +1129,8 @@ static void dml_rq_dlg_get_dlg_params(
 	vupdate_offset = dst->vupdate_offset;
 	vupdate_width = dst->vupdate_width;
 	vready_offset = dst->vready_offset;
-
-	dppclk_delay_subtotal = mode_lib->ip.dppclk_delay_subtotal;
 	dispclk_delay_subtotal = mode_lib->ip.dispclk_delay_subtotal;
 
-	if (scl_enable)
-		dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_scl;
-	else
-		dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_scl_lb_only;
-
-	dppclk_delay_subtotal += mode_lib->ip.dppclk_delay_cnvc_formatter + src->num_cursors * mode_lib->ip.dppclk_delay_cnvc_cursor;
-
 	if (dout->dsc_enable) {
 		double dsc_delay = get_dsc_delay(mode_lib, e2e_pipe_param, num_pipes, pipe_idx); // FROM VBA