Merge "disp: msm: dsi: Fix porch calculation issue for constant fps"

			struct dsi_display_mode *dsi_mode,

			int lanes, int bpp)

{

	u32 new_htotal, new_vtotal, htotal, vtotal, old_htotal;

	u64 new_htotal, new_vtotal, htotal, vtotal, old_htotal, div;

	if (!dyn_clk_caps->maintain_const_fps)

		return;

	case DSI_DYN_CLK_TYPE_CONST_FPS_ADJUST_HFP:

		vtotal = DSI_V_TOTAL(&dsi_mode->timing);

		old_htotal = DSI_H_TOTAL_DSC(&dsi_mode->timing);

		new_htotal = (dsi_mode->timing.clk_rate_hz * lanes);

		new_htotal /= (bpp * vtotal * dsi_mode->timing.refresh_rate);

		new_htotal = dsi_mode->timing.clk_rate_hz * lanes;

		div = bpp * vtotal * dsi_mode->timing.refresh_rate;

		do_div(new_htotal, div);

		if (old_htotal > new_htotal)

			dsi_mode->timing.h_front_porch -=

					(old_htotal - new_htotal);

	case DSI_DYN_CLK_TYPE_CONST_FPS_ADJUST_VFP:

		htotal = DSI_H_TOTAL_DSC(&dsi_mode->timing);

		new_vtotal = (dsi_mode->timing.clk_rate_hz * lanes);

		new_vtotal /= (bpp * htotal * dsi_mode->timing.refresh_rate);

		new_vtotal = dsi_mode->timing.clk_rate_hz * lanes;

		div = bpp * htotal * dsi_mode->timing.refresh_rate;

		do_div(new_vtotal, div);

		dsi_mode->timing.v_front_porch = new_vtotal -

				dsi_mode->timing.v_back_porch -

				dsi_mode->timing.v_sync_width -