diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_parser.h')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_parser.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_parser.h b/drivers/gpu/drm/msm/dp/dp_parser.h deleted file mode 100644 index 1f068626d4..0000000000 --- a/drivers/gpu/drm/msm/dp/dp_parser.h +++ /dev/null @@ -1,155 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2012-2020, The Linux Foundation. All rights reserved. - */ - -#ifndef _DP_PARSER_H_ -#define _DP_PARSER_H_ - -#include <linux/platform_device.h> -#include <linux/phy/phy.h> -#include <linux/phy/phy-dp.h> - -#include "msm_drv.h" - -#define DP_LABEL "MDSS DP DISPLAY" -#define DP_MAX_PIXEL_CLK_KHZ 675000 -#define DP_MAX_NUM_DP_LANES 4 -#define DP_LINK_RATE_HBR2 540000 /* kbytes */ - -enum dp_pm_type { - DP_CORE_PM, - DP_CTRL_PM, - DP_STREAM_PM, - DP_PHY_PM, - DP_MAX_PM -}; - -struct dss_io_region { - size_t len; - void __iomem *base; -}; - -struct dss_io_data { - struct dss_io_region ahb; - struct dss_io_region aux; - struct dss_io_region link; - struct dss_io_region p0; -}; - -static inline const char *dp_parser_pm_name(enum dp_pm_type module) -{ - switch (module) { - case DP_CORE_PM: return "DP_CORE_PM"; - case DP_CTRL_PM: return "DP_CTRL_PM"; - case DP_STREAM_PM: return "DP_STREAM_PM"; - case DP_PHY_PM: return "DP_PHY_PM"; - default: return "???"; - } -} - -/** - * struct dp_display_data - display related device tree data. - * - * @ctrl_node: referece to controller device - * @phy_node: reference to phy device - * @is_active: is the controller currently active - * @name: name of the display - * @display_type: type of the display - */ -struct dp_display_data { - struct device_node *ctrl_node; - struct device_node *phy_node; - bool is_active; - const char *name; - const char *display_type; -}; - -/** - * struct dp_ctrl_resource - controller's IO related data - * - * @dp_controller: Display Port controller mapped memory address - * @phy_io: phy's mapped memory address - */ -struct dp_io { - struct dss_io_data dp_controller; - struct phy *phy; - union phy_configure_opts phy_opts; -}; - -/** - * struct dp_pinctrl - DP's pin control - * - * @pin: pin-controller's instance - * @state_active: active state pin control - * @state_hpd_active: hpd active state pin control - * @state_suspend: suspend state pin control - */ -struct dp_pinctrl { - struct pinctrl *pin; - struct pinctrl_state *state_active; - struct pinctrl_state *state_hpd_active; - struct pinctrl_state *state_suspend; -}; - -/* Regulators for DP devices */ -struct dp_reg_entry { - char name[32]; - int enable_load; - int disable_load; -}; - -struct dss_module_power { - unsigned int num_clk; - struct clk_bulk_data *clocks; -}; - -/** - * struct dp_parser - DP parser's data exposed to clients - * - * @pdev: platform data of the client - * @mp: gpio, regulator and clock related data - * @pinctrl: pin-control related data - * @disp_data: controller's display related data - * @parse: function to be called by client to parse device tree. - */ -struct dp_parser { - struct platform_device *pdev; - struct dss_module_power mp[DP_MAX_PM]; - struct dp_pinctrl pinctrl; - struct dp_io io; - struct dp_display_data disp_data; - u32 max_dp_lanes; - u32 max_dp_link_rate; - struct drm_bridge *next_bridge; - - int (*parse)(struct dp_parser *parser); -}; - -/** - * dp_parser_get() - get the DP's device tree parser module - * - * @pdev: platform data of the client - * return: pointer to dp_parser structure. - * - * This function provides client capability to parse the - * device tree and populate the data structures. The data - * related to clock, regulators, pin-control and other - * can be parsed using this module. - */ -struct dp_parser *dp_parser_get(struct platform_device *pdev); - -/** - * devm_dp_parser_find_next_bridge() - find an additional bridge to DP - * - * @dev: device to tie bridge lifetime to - * @parser: dp_parser data from client - * - * This function is used to find any additional bridge attached to - * the DP controller. The eDP interface requires a panel bridge. - * - * Return: 0 if able to get the bridge, otherwise negative errno for failure. - */ -int devm_dp_parser_find_next_bridge(struct device *dev, struct dp_parser *parser); - -#endif |