diff --git a/msm/dsi/dsi_display.c b/msm/dsi/dsi_display.c index d0a8418c0360..34ba47b6e59c 100644 --- a/msm/dsi/dsi_display.c +++ b/msm/dsi/dsi_display.c @@ -4326,6 +4326,7 @@ static void _dsi_display_calc_pipe_delay(struct dsi_display *display, struct dsi_display_ctrl *m_ctrl; struct dsi_ctrl *dsi_ctrl; struct dsi_phy_cfg *cfg; + int phy_ver; m_ctrl = &display->ctrl[display->clk_master_idx]; dsi_ctrl = m_ctrl->ctrl; @@ -4363,8 +4364,17 @@ static void _dsi_display_calc_pipe_delay(struct dsi_display *display, ((cfg->timing.lane_v3[4] >> 1) + 1)) / hr_bit_to_esc_ratio); - /* 130 us pll delay recommended by h/w doc */ - delay->pll_delay = ((130 * esc_clk_rate_hz) / 1000000) * 2; + /* + * 100us pll delay recommended for phy ver 2.0 and 3.0 + * 25us pll delay recommended for phy ver 4.0 + */ + phy_ver = dsi_phy_get_version(m_ctrl->phy); + if (phy_ver <= DSI_PHY_VERSION_3_0) + delay->pll_delay = 100; + else + delay->pll_delay = 25; + + delay->pll_delay = ((delay->pll_delay * esc_clk_rate_hz) / 1000000); } static int _dsi_display_dyn_update_clks(struct dsi_display *display,