104 lines
3.2 KiB
C
104 lines
3.2 KiB
C
/*
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* Copyright (C) 2008 Maarten Maathuis.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#ifndef __NOUVEAU_ENCODER_H__
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#define __NOUVEAU_ENCODER_H__
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#include "drm_encoder_slave.h"
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#include "nouveau_drv.h"
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#define NV_DPMS_CLEARED 0x80
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struct dp_train_func {
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void (*link_set)(struct drm_device *, struct dcb_entry *, int crtc,
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int nr, u32 bw, bool enhframe);
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void (*train_set)(struct drm_device *, struct dcb_entry *, u8 pattern);
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void (*train_adj)(struct drm_device *, struct dcb_entry *,
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u8 lane, u8 swing, u8 preem);
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};
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struct nouveau_encoder {
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struct drm_encoder_slave base;
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struct dcb_entry *dcb;
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int or;
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/* different to drm_encoder.crtc, this reflects what's
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* actually programmed on the hw, not the proposed crtc */
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struct drm_crtc *crtc;
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struct drm_display_mode mode;
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int last_dpms;
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struct nv04_output_reg restore;
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union {
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struct {
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u8 dpcd[8];
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int link_nr;
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int link_bw;
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u32 datarate;
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} dp;
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};
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};
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struct nouveau_encoder *
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find_encoder(struct drm_connector *connector, int type);
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static inline struct nouveau_encoder *nouveau_encoder(struct drm_encoder *enc)
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{
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struct drm_encoder_slave *slave = to_encoder_slave(enc);
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return container_of(slave, struct nouveau_encoder, base);
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}
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static inline struct drm_encoder *to_drm_encoder(struct nouveau_encoder *enc)
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{
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return &enc->base.base;
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}
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static inline struct drm_encoder_slave_funcs *
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get_slave_funcs(struct drm_encoder *enc)
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{
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return to_encoder_slave(enc)->slave_funcs;
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}
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/* nouveau_dp.c */
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int nouveau_dp_auxch(struct nouveau_i2c_chan *auxch, int cmd, int addr,
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uint8_t *data, int data_nr);
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bool nouveau_dp_detect(struct drm_encoder *);
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void nouveau_dp_dpms(struct drm_encoder *, int mode, u32 datarate,
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struct dp_train_func *);
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u8 *nouveau_dp_bios_data(struct drm_device *, struct dcb_entry *, u8 **);
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struct nouveau_connector *
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nouveau_encoder_connector_get(struct nouveau_encoder *encoder);
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int nv50_sor_create(struct drm_connector *, struct dcb_entry *);
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void nv50_sor_dp_calc_tu(struct drm_device *, int, int, u32, u32);
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int nv50_dac_create(struct drm_connector *, struct dcb_entry *);
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#endif /* __NOUVEAU_ENCODER_H__ */
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