evie/android_kernel_oneplus_msm8998
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msm: mdss: enable clamp control configuration during clock on/off

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Enable MMSS clamp control configuration during clock on and off cases
on DSI v1.04. This clamp configuration helps in retaining PHY register
configuration when the MDSS gdsc is toggled.

Change-Id: I403417442aedd394d4e8d7c4d20c361c2130dbb1
Signed-off-by: Jeevan Shriram <jshriram@codeaurora.org>
This commit is contained in:
Jeevan Shriram 2015-06-03 10:23:48 -07:00 • committed by David Keitel
parent dce26f3485
commit eefb8d69cd
1 changed files with 0 additions and 9 deletions
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9
drivers/video/fbdev/msm/msm_mdss_io_8974.c
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@ -1411,12 +1411,6 @@ static int mdss_dsi_clamp_ctrl(struct mdss_dsi_ctrl_pdata *ctrl, int enable)
return -EINVAL;
}
if (IS_MDSS_MAJOR_MINOR_SAME(ctrl->shared_data->hw_rev,
MDSS_DSI_HW_REV_104)) {
pr_debug("%s: clamp ctrl configuration is skipped\n", __func__);
return 0;
}
clamp_reg_off = ctrl->shared_data->ulps_clamp_ctrl_off;
phyrst_reg_off = ctrl->shared_data->ulps_phyrst_ctrl_off;
mipi = &ctrl->panel_data.panel_info.mipi;
@ -1640,9 +1634,6 @@ static int mdss_dsi_core_power_ctrl(struct mdss_dsi_ctrl_pdata *ctrl,
goto error_ulps;
}
} else {
if (pdata->panel_info.cont_splash_enabled)
mdss_dsi_read_hw_revision(ctrl);
/*
* Enable DSI clamps only if entering idle power collapse or
* when ULPS during suspend is enabled.