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drm/i915: add structs for MIPI DSI output

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The sub-encoder model is copied from DVO.

v2: Add attached_connector to struct intel_dsi.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jani Nikula 2013-08-27 15:12:18 +03:00 committed by Daniel Vetter
parent 72ffa33341
commit f5e11b06eb
1 changed files with 99 additions and 0 deletions
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99
drivers/gpu/drm/i915/intel_dsi.h Normal file
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/*
* Copyright © 2013 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.
*/
#ifndef _INTEL_DSI_H
#define _INTEL_DSI_H
#include <drm/drmP.h>
#include <drm/drm_crtc.h>
#include "intel_drv.h"
struct intel_dsi_device {
unsigned int panel_id;
const char *name;
int type;
const struct intel_dsi_dev_ops *dev_ops;
void *dev_priv;
};
struct intel_dsi_dev_ops {
bool (*init)(struct intel_dsi_device *dsi);
/* This callback must be able to assume DSI commands can be sent */
void (*enable)(struct intel_dsi_device *dsi);
/* This callback must be able to assume DSI commands can be sent */
void (*disable)(struct intel_dsi_device *dsi);
int (*mode_valid)(struct intel_dsi_device *dsi,
struct drm_display_mode *mode);
bool (*mode_fixup)(struct intel_dsi_device *dsi,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
void (*mode_set)(struct intel_dsi_device *dsi,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
enum drm_connector_status (*detect)(struct intel_dsi_device *dsi);
bool (*get_hw_state)(struct intel_dsi_device *dev);
struct drm_display_mode *(*get_modes)(struct intel_dsi_device *dsi);
void (*destroy) (struct intel_dsi_device *dsi);
};
struct intel_dsi {
struct intel_encoder base;
struct intel_dsi_device dev;
struct intel_connector *attached_connector;
/* if true, use HS mode, otherwise LP */
bool hs;
/* virtual channel */
int channel;
/* number of DSI lanes */
unsigned int lane_count;
/* video mode pixel format for MIPI_DSI_FUNC_PRG register */
u32 pixel_format;
/* video mode format for MIPI_VIDEO_MODE_FORMAT register */
u32 video_mode_format;
/* eot for MIPI_EOT_DISABLE register */
u32 eot_disable;
};
static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder)
{
return container_of(encoder, struct intel_dsi, base.base);
}
#endif /* _INTEL_DSI_H */