| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. |
| */ |
| |
| #ifndef __EDP_CONNECTOR_H__ |
| #define __EDP_CONNECTOR_H__ |
| |
| #include <linux/i2c.h> |
| #include <linux/interrupt.h> |
| #include <linux/kernel.h> |
| #include <linux/platform_device.h> |
| #include <drm/drm_bridge.h> |
| #include <drm/drm_crtc.h> |
| #include <drm/drm_dp_helper.h> |
| |
| #include "msm_drv.h" |
| |
| #define edp_read(offset) msm_readl((offset)) |
| #define edp_write(offset, data) msm_writel((data), (offset)) |
| |
| struct edp_ctrl; |
| struct edp_aux; |
| struct edp_phy; |
| |
| struct msm_edp { |
| struct drm_device *dev; |
| struct platform_device *pdev; |
| |
| struct drm_connector *connector; |
| struct drm_bridge *bridge; |
| |
| /* the encoder we are hooked to (outside of eDP block) */ |
| struct drm_encoder *encoder; |
| |
| struct edp_ctrl *ctrl; |
| |
| int irq; |
| }; |
| |
| /* eDP bridge */ |
| struct drm_bridge *msm_edp_bridge_init(struct msm_edp *edp); |
| void edp_bridge_destroy(struct drm_bridge *bridge); |
| |
| /* eDP connector */ |
| struct drm_connector *msm_edp_connector_init(struct msm_edp *edp); |
| |
| /* AUX */ |
| void *msm_edp_aux_init(struct msm_edp *edp, void __iomem *regbase, struct drm_dp_aux **drm_aux); |
| void msm_edp_aux_destroy(struct device *dev, struct edp_aux *aux); |
| irqreturn_t msm_edp_aux_irq(struct edp_aux *aux, u32 isr); |
| void msm_edp_aux_ctrl(struct edp_aux *aux, int enable); |
| |
| /* Phy */ |
| bool msm_edp_phy_ready(struct edp_phy *phy); |
| void msm_edp_phy_ctrl(struct edp_phy *phy, int enable); |
| void msm_edp_phy_vm_pe_init(struct edp_phy *phy); |
| void msm_edp_phy_vm_pe_cfg(struct edp_phy *phy, u32 v0, u32 v1); |
| void msm_edp_phy_lane_power_ctrl(struct edp_phy *phy, bool up, u32 max_lane); |
| void *msm_edp_phy_init(struct device *dev, void __iomem *regbase); |
| |
| /* Ctrl */ |
| irqreturn_t msm_edp_ctrl_irq(struct edp_ctrl *ctrl); |
| void msm_edp_ctrl_power(struct edp_ctrl *ctrl, bool on); |
| int msm_edp_ctrl_init(struct msm_edp *edp); |
| void msm_edp_ctrl_destroy(struct edp_ctrl *ctrl); |
| bool msm_edp_ctrl_panel_connected(struct edp_ctrl *ctrl); |
| int msm_edp_ctrl_get_panel_info(struct edp_ctrl *ctrl, |
| struct drm_connector *connector, struct edid **edid); |
| int msm_edp_ctrl_timing_cfg(struct edp_ctrl *ctrl, |
| const struct drm_display_mode *mode, |
| const struct drm_display_info *info); |
| /* @pixel_rate is in kHz */ |
| bool msm_edp_ctrl_pixel_clock_valid(struct edp_ctrl *ctrl, |
| u32 pixel_rate, u32 *pm, u32 *pn); |
| |
| #endif /* __EDP_CONNECTOR_H__ */ |