evie/android_kernel_oneplus_msm8998
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msm: mdss: disable HDMI block before HDMI core off

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Switching HDMI display mode many times, could find
sometimes color distortion or no signal display.
If disable HDMI block before setting HDMI core off,
that could be fixed.

Change-Id: Ib0e8002f59e017a81298d4a5a39736a7516e3435
Signed-off-by: Yuan Zhao <yzhao@codeaurora.org>
This commit is contained in:
Yuan Zhao 2017-07-17 12:48:36 +08:00
parent 14f6bfeeeb
commit f2e445edd1
1 changed files with 4 additions and 0 deletions
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4
drivers/video/fbdev/msm/mdss_hdmi_tx.c
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@ -3145,6 +3145,10 @@ static int hdmi_tx_power_off(struct hdmi_tx_ctrl *hdmi_ctrl)
if (hdmi_ctrl->panel_ops.off) if (hdmi_ctrl->panel_ops.off)
hdmi_ctrl->panel_ops.off(pdata); hdmi_ctrl->panel_ops.off(pdata);
hdmi_tx_set_mode(hdmi_ctrl, false);
hdmi_tx_phy_reset(hdmi_ctrl);
hdmi_tx_set_mode(hdmi_ctrl, true);
hdmi_tx_core_off(hdmi_ctrl); hdmi_tx_core_off(hdmi_ctrl);
hdmi_ctrl->panel_power_on = false; hdmi_ctrl->panel_power_on = false;