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drm/msm/dp: Drop the HPD state machineMybranch #493

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drm/msm/dp: Drop the HPD state machineMybranch #493

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bf9558f
FROMLIST: drm/msm/dp: fix HPD state status bit shift value
Mar 14, 2026
5b07458
FROMLIST:drm/msm/dp: Fix the ISR_* enum values
Mar 14, 2026
41f0c47
FROMLIST:drm/msm/dp: Read DPCD and sink count in bridge detect()
Mar 14, 2026
2f8a174
FROMLIST:drm/msm/dp: Move link training to atomic_enable()
Mar 14, 2026
d478c4a
FROMLIST:drm/msm/dp: Drop EV_USER_NOTIFICATION
Mar 14, 2026
f382e5e
FROMLIST:drm/msm/dp: drop event data
lumag Mar 14, 2026
5bf6b75
FROMLIST:drm/msm/dp: rework HPD handling
Mar 14, 2026
ee089bc
FROMLIST:drm/msm/dp: Add sink_count to debug logs
Mar 14, 2026
b14477e
FROMLIST:drm/msm/dp: turn link_ready into plugged
lumag Mar 14, 2026
f429b83
FROMLIST:drm/msm/dp: clear EDID on display unplug
lumag Mar 14, 2026
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22 changes: 0 additions & 22 deletions drivers/gpu/drm/msm/dp/dp_ctrl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2579,28 +2579,6 @@ void msm_dp_ctrl_off_link_stream(struct msm_dp_ctrl *msm_dp_ctrl)
phy, phy->init_count, phy->power_count);
}

void msm_dp_ctrl_off_link(struct msm_dp_ctrl *msm_dp_ctrl)
{
struct msm_dp_ctrl_private *ctrl;
struct phy *phy;

ctrl = container_of(msm_dp_ctrl, struct msm_dp_ctrl_private, msm_dp_ctrl);
phy = ctrl->phy;

msm_dp_ctrl_mainlink_disable(ctrl);

dev_pm_opp_set_rate(ctrl->dev, 0);
msm_dp_ctrl_link_clk_disable(&ctrl->msm_dp_ctrl);

DRM_DEBUG_DP("Before, phy=%p init_count=%d power_on=%d\n",
phy, phy->init_count, phy->power_count);

phy_power_off(phy);

DRM_DEBUG_DP("After, phy=%p init_count=%d power_on=%d\n",
phy, phy->init_count, phy->power_count);
}

void msm_dp_ctrl_off(struct msm_dp_ctrl *msm_dp_ctrl)
{
struct msm_dp_ctrl_private *ctrl;
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1 change: 0 additions & 1 deletion drivers/gpu/drm/msm/dp/dp_ctrl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -19,7 +19,6 @@ struct phy;
int msm_dp_ctrl_on_link(struct msm_dp_ctrl *msm_dp_ctrl);
int msm_dp_ctrl_on_stream(struct msm_dp_ctrl *msm_dp_ctrl, bool force_link_train);
void msm_dp_ctrl_off_link_stream(struct msm_dp_ctrl *msm_dp_ctrl);
void msm_dp_ctrl_off_link(struct msm_dp_ctrl *msm_dp_ctrl);
void msm_dp_ctrl_off(struct msm_dp_ctrl *msm_dp_ctrl);
void msm_dp_ctrl_push_idle(struct msm_dp_ctrl *msm_dp_ctrl);
irqreturn_t msm_dp_ctrl_isr(struct msm_dp_ctrl *msm_dp_ctrl);
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