linux/drivers/gpu/drm/i915/display/intel_dvo.c

/*
 * Copyright 2006 Dave Airlie <[email protected]>
 * Copyright © 2006-2007 Intel Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 *
 * Authors:
 *	Eric Anholt <[email protected]>
 */

#include <linux/i2c.h>
#include <linux/slab.h>

#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>

#include "i915_drv.h"
#include "i915_reg.h"
#include "intel_connector.h"
#include "intel_de.h"
#include "intel_display_driver.h"
#include "intel_display_types.h"
#include "intel_dvo.h"
#include "intel_dvo_dev.h"
#include "intel_dvo_regs.h"
#include "intel_gmbus.h"
#include "intel_panel.h"

#define INTEL_DVO_CHIP_NONE …
#define INTEL_DVO_CHIP_LVDS …
#define INTEL_DVO_CHIP_TMDS …
#define INTEL_DVO_CHIP_TVOUT …
#define INTEL_DVO_CHIP_LVDS_NO_FIXED …

#define SIL164_ADDR …
#define CH7xxx_ADDR …
#define TFP410_ADDR …
#define NS2501_ADDR …

static const struct intel_dvo_device intel_dvo_devices[] = …;

struct intel_dvo { … };

static struct intel_dvo *enc_to_dvo(struct intel_encoder *encoder)
{ … }

static struct intel_dvo *intel_attached_dvo(struct intel_connector *connector)
{ … }

static bool intel_dvo_connector_get_hw_state(struct intel_connector *connector)
{ … }

static bool intel_dvo_get_hw_state(struct intel_encoder *encoder,
				   enum pipe *pipe)
{ … }

static void intel_dvo_get_config(struct intel_encoder *encoder,
				 struct intel_crtc_state *pipe_config)
{ … }

static void intel_disable_dvo(struct intel_atomic_state *state,
			      struct intel_encoder *encoder,
			      const struct intel_crtc_state *old_crtc_state,
			      const struct drm_connector_state *old_conn_state)
{ … }

static void intel_enable_dvo(struct intel_atomic_state *state,
			     struct intel_encoder *encoder,
			     const struct intel_crtc_state *pipe_config,
			     const struct drm_connector_state *conn_state)
{ … }

static enum drm_mode_status
intel_dvo_mode_valid(struct drm_connector *_connector,
		     struct drm_display_mode *mode)
{ … }

static int intel_dvo_compute_config(struct intel_encoder *encoder,
				    struct intel_crtc_state *pipe_config,
				    struct drm_connector_state *conn_state)
{ … }

static void intel_dvo_pre_enable(struct intel_atomic_state *state,
				 struct intel_encoder *encoder,
				 const struct intel_crtc_state *pipe_config,
				 const struct drm_connector_state *conn_state)
{ … }

static enum drm_connector_status
intel_dvo_detect(struct drm_connector *_connector, bool force)
{ … }

static int intel_dvo_get_modes(struct drm_connector *_connector)
{ … }

static const struct drm_connector_funcs intel_dvo_connector_funcs = …;

static const struct drm_connector_helper_funcs intel_dvo_connector_helper_funcs = …;

static void intel_dvo_enc_destroy(struct drm_encoder *encoder)
{ … }

static const struct drm_encoder_funcs intel_dvo_enc_funcs = …;

static int intel_dvo_encoder_type(const struct intel_dvo_device *dvo)
{ … }

static int intel_dvo_connector_type(const struct intel_dvo_device *dvo)
{ … }

static bool intel_dvo_init_dev(struct drm_i915_private *dev_priv,
			       struct intel_dvo *intel_dvo,
			       const struct intel_dvo_device *dvo)
{ … }

static bool intel_dvo_probe(struct drm_i915_private *i915,
			    struct intel_dvo *intel_dvo)
{ … }

void intel_dvo_init(struct drm_i915_private *i915)
{ … }