diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_dsi_panel.c | 3 | ||||
| -rw-r--r-- | drivers/video/fbdev/msm/mdss_panel.h | 1 | ||||
| -rw-r--r-- | drivers/video/fbdev/msm/msm_mdss_io_8974.c | 15 |
3 files changed, 16 insertions, 3 deletions
diff --git a/drivers/video/fbdev/msm/mdss_dsi_panel.c b/drivers/video/fbdev/msm/mdss_dsi_panel.c index 7c36bb627043..8fbf2544f487 100644 --- a/drivers/video/fbdev/msm/mdss_dsi_panel.c +++ b/drivers/video/fbdev/msm/mdss_dsi_panel.c @@ -1960,6 +1960,9 @@ static int mdss_dsi_parse_panel_features(struct device_node *np, pinfo->panel_ack_disabled = pinfo->sim_panel_mode ? 1 : of_property_read_bool(np, "qcom,panel-ack-disabled"); + pinfo->allow_phy_power_off = of_property_read_bool(np, + "qcom,panel-allow-phy-poweroff"); + mdss_dsi_parse_esd_params(np, ctrl); if (pinfo->panel_ack_disabled && pinfo->esd_check_enabled) { diff --git a/drivers/video/fbdev/msm/mdss_panel.h b/drivers/video/fbdev/msm/mdss_panel.h index 0483e3d42873..238b26eec769 100644 --- a/drivers/video/fbdev/msm/mdss_panel.h +++ b/drivers/video/fbdev/msm/mdss_panel.h @@ -761,6 +761,7 @@ struct mdss_panel_info { bool ulps_suspend_enabled; bool panel_ack_disabled; bool esd_check_enabled; + bool allow_phy_power_off; char dfps_update; /* new requested fps before it is updated in hw */ int new_fps; diff --git a/drivers/video/fbdev/msm/msm_mdss_io_8974.c b/drivers/video/fbdev/msm/msm_mdss_io_8974.c index 0c43a2642ede..fdd888edc2fb 100644 --- a/drivers/video/fbdev/msm/msm_mdss_io_8974.c +++ b/drivers/video/fbdev/msm/msm_mdss_io_8974.c @@ -960,13 +960,22 @@ static void mdss_dsi_8996_phy_power_off( static void mdss_dsi_phy_power_off( struct mdss_dsi_ctrl_pdata *ctrl) { + struct mdss_panel_info *pinfo; + if (ctrl->phy_power_off) return; - /* supported for phy rev 2.0 */ - if (ctrl->shared_data->phy_rev != DSI_PHY_REV_20) + pinfo = &ctrl->panel_data.panel_info; + + if ((ctrl->shared_data->phy_rev != DSI_PHY_REV_20) || + !pinfo->allow_phy_power_off) { + pr_debug("%s: ctrl%d phy rev:%d panel support for phy off:%d\n", + __func__, ctrl->ndx, ctrl->shared_data->phy_rev, + pinfo->allow_phy_power_off); return; + } + /* supported for phy rev 2.0 and if panel allows it*/ mdss_dsi_8996_phy_power_off(ctrl); ctrl->phy_power_off = true; @@ -1003,7 +1012,7 @@ static void mdss_dsi_8996_phy_power_on( static void mdss_dsi_phy_power_on( struct mdss_dsi_ctrl_pdata *ctrl, bool mmss_clamp) { - if (mmss_clamp && (ctrl->shared_data->phy_rev != DSI_PHY_REV_20)) + if (mmss_clamp && !ctrl->phy_power_off) mdss_dsi_phy_init(ctrl); else if ((ctrl->shared_data->phy_rev == DSI_PHY_REV_20) && ctrl->phy_power_off) |