256 lines
7.0 KiB
C
256 lines
7.0 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_CONNECTOR_H__
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#define __NOUVEAU_CONNECTOR_H__
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#include <nvif/conn.h>
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#include <nvif/event.h>
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#include <nvhw/class/cl507d.h>
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#include <nvhw/class/cl907d.h>
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#include <nvhw/drf.h>
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#include <drm/display/drm_dp_helper.h>
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#include <drm/drm_crtc.h>
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#include <drm/drm_edid.h>
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#include <drm/drm_encoder.h>
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#include <drm/drm_util.h>
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#include "nouveau_crtc.h"
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#include "nouveau_encoder.h"
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struct nvkm_i2c_port;
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struct dcb_output;
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#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
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struct nouveau_backlight {
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struct backlight_device *dev;
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struct drm_edp_backlight_info edp_info;
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bool uses_dpcd : 1;
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int id;
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};
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#endif
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#define nouveau_conn_atom(p) \
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container_of((p), struct nouveau_conn_atom, state)
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struct nouveau_conn_atom {
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struct drm_connector_state state;
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struct {
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/* The enum values specifically defined here match nv50/gf119
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* hw values, and the code relies on this.
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*/
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enum {
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DITHERING_MODE_OFF =
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NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, ENABLE, DISABLE),
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DITHERING_MODE_ON =
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NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, ENABLE, ENABLE),
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DITHERING_MODE_DYNAMIC2X2 = DITHERING_MODE_ON |
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NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, MODE, DYNAMIC_2X2),
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DITHERING_MODE_STATIC2X2 = DITHERING_MODE_ON |
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NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, MODE, STATIC_2X2),
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DITHERING_MODE_TEMPORAL = DITHERING_MODE_ON |
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NVDEF(NV907D, HEAD_SET_DITHER_CONTROL, MODE, TEMPORAL),
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DITHERING_MODE_AUTO
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} mode;
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enum {
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DITHERING_DEPTH_6BPC =
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NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, BITS, DITHER_TO_6_BITS),
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DITHERING_DEPTH_8BPC =
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NVDEF(NV507D, HEAD_SET_DITHER_CONTROL, BITS, DITHER_TO_8_BITS),
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DITHERING_DEPTH_AUTO
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} depth;
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} dither;
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struct {
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int mode; /* DRM_MODE_SCALE_* */
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struct {
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enum {
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UNDERSCAN_OFF,
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UNDERSCAN_ON,
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UNDERSCAN_AUTO,
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} mode;
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u32 hborder;
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u32 vborder;
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} underscan;
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bool full;
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} scaler;
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struct {
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int color_vibrance;
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int vibrant_hue;
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} procamp;
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union {
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struct {
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bool dither:1;
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bool scaler:1;
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bool procamp:1;
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};
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u8 mask;
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} set;
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};
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struct nouveau_connector {
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struct drm_connector base;
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enum dcb_connector_type type;
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u8 index;
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u8 *dcb;
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struct nvif_conn conn;
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u64 hpd_pending;
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struct nvif_event hpd;
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struct nvif_event irq;
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struct work_struct irq_work;
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struct drm_dp_aux aux;
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/* The fixed DP encoder for this connector, if there is one */
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struct nouveau_encoder *dp_encoder;
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int dithering_mode;
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int scaling_mode;
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struct nouveau_encoder *detected_encoder;
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struct edid *edid;
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struct drm_display_mode *native_mode;
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#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
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struct nouveau_backlight *backlight;
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#endif
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/*
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* Our connector property code expects a nouveau_conn_atom struct
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* even on pre-nv50 where we do not support atomic. This embedded
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* version gets used in the non atomic modeset case.
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*/
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struct nouveau_conn_atom properties_state;
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};
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static inline struct nouveau_connector *nouveau_connector(
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struct drm_connector *con)
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{
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return container_of(con, struct nouveau_connector, base);
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}
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static inline bool
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nouveau_connector_is_mst(struct drm_connector *connector)
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{
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const struct nouveau_encoder *nv_encoder;
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const struct drm_encoder *encoder;
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if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort)
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return false;
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nv_encoder = find_encoder(connector, DCB_OUTPUT_ANY);
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if (!nv_encoder)
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return false;
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encoder = &nv_encoder->base.base;
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return encoder->encoder_type == DRM_MODE_ENCODER_DPMST;
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}
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#define nouveau_for_each_non_mst_connector_iter(connector, iter) \
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drm_for_each_connector_iter(connector, iter) \
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for_each_if(!nouveau_connector_is_mst(connector))
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static inline struct nouveau_connector *
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nouveau_crtc_connector_get(struct nouveau_crtc *nv_crtc)
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{
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struct drm_device *dev = nv_crtc->base.dev;
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struct drm_connector *connector;
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struct drm_connector_list_iter conn_iter;
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struct nouveau_connector *nv_connector = NULL;
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struct drm_crtc *crtc = to_drm_crtc(nv_crtc);
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drm_connector_list_iter_begin(dev, &conn_iter);
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nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {
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if (connector->encoder && connector->encoder->crtc == crtc) {
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nv_connector = nouveau_connector(connector);
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break;
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}
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}
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drm_connector_list_iter_end(&conn_iter);
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return nv_connector;
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}
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struct drm_connector *
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nouveau_connector_create(struct drm_device *, const struct dcb_output *);
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void nouveau_connector_hpd(struct nouveau_connector *, u64 bits);
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extern int nouveau_tv_disable;
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extern int nouveau_ignorelid;
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extern int nouveau_duallink;
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extern int nouveau_hdmimhz;
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void nouveau_conn_attach_properties(struct drm_connector *);
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void nouveau_conn_reset(struct drm_connector *);
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struct drm_connector_state *
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nouveau_conn_atomic_duplicate_state(struct drm_connector *);
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void nouveau_conn_atomic_destroy_state(struct drm_connector *,
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struct drm_connector_state *);
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int nouveau_conn_atomic_set_property(struct drm_connector *,
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struct drm_connector_state *,
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struct drm_property *, u64);
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int nouveau_conn_atomic_get_property(struct drm_connector *,
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const struct drm_connector_state *,
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struct drm_property *, u64 *);
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struct drm_display_mode *nouveau_conn_native_mode(struct drm_connector *);
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enum drm_mode_status
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nouveau_conn_mode_clock_valid(const struct drm_display_mode *,
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const unsigned min_clock,
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const unsigned max_clock,
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unsigned *clock);
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#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
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extern int nouveau_backlight_init(struct drm_connector *);
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extern void nouveau_backlight_fini(struct drm_connector *);
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extern void nouveau_backlight_ctor(void);
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extern void nouveau_backlight_dtor(void);
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#else
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static inline int
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nouveau_backlight_init(struct drm_connector *connector)
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{
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return 0;
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}
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static inline void
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nouveau_backlight_fini(struct drm_connector *connector) {
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}
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static inline void
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nouveau_backlight_ctor(void) {
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}
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static inline void
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nouveau_backlight_dtor(void) {
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}
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#endif
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#endif /* __NOUVEAU_CONNECTOR_H__ */
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