xref: /linux/drivers/gpu/drm/i915/display/intel_snps_phy.h (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2019 Intel Corporation
4  */
5 
6 #ifndef __INTEL_SNPS_PHY_H__
7 #define __INTEL_SNPS_PHY_H__
8 
9 #include <linux/types.h>
10 
11 struct drm_i915_private;
12 struct intel_atomic_state;
13 struct intel_crtc;
14 struct intel_crtc_state;
15 struct intel_encoder;
16 struct intel_mpllb_state;
17 enum phy;
18 
19 void intel_snps_phy_wait_for_calibration(struct drm_i915_private *dev_priv);
20 void intel_snps_phy_update_psr_power_state(struct intel_encoder *encoder,
21 					   bool enable);
22 
23 int intel_mpllb_calc_state(struct intel_crtc_state *crtc_state,
24 			   struct intel_encoder *encoder);
25 void intel_mpllb_enable(struct intel_encoder *encoder,
26 			const struct intel_crtc_state *crtc_state);
27 void intel_mpllb_disable(struct intel_encoder *encoder);
28 void intel_mpllb_readout_hw_state(struct intel_encoder *encoder,
29 				  struct intel_mpllb_state *pll_state);
30 int intel_mpllb_calc_port_clock(struct intel_encoder *encoder,
31 				const struct intel_mpllb_state *pll_state);
32 
33 int intel_snps_phy_check_hdmi_link_rate(int clock);
34 void intel_snps_phy_set_signal_levels(struct intel_encoder *encoder,
35 				      const struct intel_crtc_state *crtc_state);
36 void intel_mpllb_state_verify(struct intel_atomic_state *state,
37 			      struct intel_crtc *crtc);
38 
39 #endif /* __INTEL_SNPS_PHY_H__ */
40