1 // SPDX-License-Identifier: MIT
14  * intel_dkl_phy_init - initialize Dekel PHY
15  * @display: display device instance
17 void intel_dkl_phy_init(struct intel_display *display)  in intel_dkl_phy_init()  argument
19 	spin_lock_init(&display->dkl.phy_lock);  in intel_dkl_phy_init()
23 dkl_phy_set_hip_idx(struct intel_display *display, struct intel_dkl_phy_reg reg)  in dkl_phy_set_hip_idx()  argument
27 	drm_WARN_ON(display->drm, tc_port < TC_PORT_1 || tc_port >= I915_MAX_TC_PORTS);  in dkl_phy_set_hip_idx()
29 	intel_de_write(display,  in dkl_phy_set_hip_idx()
35  * intel_dkl_phy_read - read a Dekel PHY register
36  * @display: intel_display device instance
44 intel_dkl_phy_read(struct intel_display *display, struct intel_dkl_phy_reg reg)  in intel_dkl_phy_read()  argument
48 	spin_lock(&display->dkl.phy_lock);  in intel_dkl_phy_read()
50 	dkl_phy_set_hip_idx(display, reg);  in intel_dkl_phy_read()
51 	val = intel_de_read(display, DKL_REG_MMIO(reg));  in intel_dkl_phy_read()
53 	spin_unlock(&display->dkl.phy_lock);  in intel_dkl_phy_read()
59  * intel_dkl_phy_write - write a Dekel PHY register
60  * @display: intel_display device instance
67 intel_dkl_phy_write(struct intel_display *display, struct intel_dkl_phy_reg reg, u32 val)  in intel_dkl_phy_write()  argument
69 	spin_lock(&display->dkl.phy_lock);  in intel_dkl_phy_write()
71 	dkl_phy_set_hip_idx(display, reg);  in intel_dkl_phy_write()
72 	intel_de_write(display, DKL_REG_MMIO(reg), val);  in intel_dkl_phy_write()
74 	spin_unlock(&display->dkl.phy_lock);  in intel_dkl_phy_write()
78  * intel_dkl_phy_rmw - read-modify-write a Dekel PHY register
79  * @display: display device instance
88 intel_dkl_phy_rmw(struct intel_display *display, struct intel_dkl_phy_reg reg, u32 clear, u32 set)  in intel_dkl_phy_rmw()  argument
90 	spin_lock(&display->dkl.phy_lock);  in intel_dkl_phy_rmw()
92 	dkl_phy_set_hip_idx(display, reg);  in intel_dkl_phy_rmw()
93 	intel_de_rmw(display, DKL_REG_MMIO(reg), clear, set);  in intel_dkl_phy_rmw()
95 	spin_unlock(&display->dkl.phy_lock);  in intel_dkl_phy_rmw()
99  * intel_dkl_phy_posting_read - do a posting read from a Dekel PHY register
100  * @display: display device instance
106 intel_dkl_phy_posting_read(struct intel_display *display, struct intel_dkl_phy_reg reg)  in intel_dkl_phy_posting_read()  argument
108 	spin_lock(&display->dkl.phy_lock);  in intel_dkl_phy_posting_read()
110 	dkl_phy_set_hip_idx(display, reg);  in intel_dkl_phy_posting_read()
111 	intel_de_posting_read(display, DKL_REG_MMIO(reg));  in intel_dkl_phy_posting_read()
113 	spin_unlock(&display->dkl.phy_lock);  in intel_dkl_phy_posting_read()