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/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Hisilicon Hibmc SoC drm driver
*
* Based on the bochs drm driver.
*
* Copyright (c) 2016 Huawei Limited.
*
* Author:
* Rongrong Zou <zourongrong@huawei.com>
* Rongrong Zou <zourongrong@gmail.com>
* Jianhua Li <lijianhua@huawei.com>
*/
#ifndef HIBMC_DRM_DRV_H
#define HIBMC_DRM_DRV_H
#include <linux/gpio/consumer.h>
#include <linux/i2c-algo-bit.h>
#include <linux/i2c.h>
#include <drm/drm_edid.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_framebuffer.h>
struct hibmc_connector {
struct drm_connector base;
struct i2c_adapter adapter;
struct i2c_algo_bit_data bit_data;
};
struct hibmc_drm_private {
/* hw */
void __iomem *mmio;
void __iomem *fb_map;
resource_size_t fb_base;
resource_size_t fb_size;
/* drm */
struct drm_device *dev;
struct drm_plane primary_plane;
struct drm_crtc crtc;
struct drm_encoder encoder;
struct hibmc_connector connector;
bool mode_config_initialized;
};
static inline struct hibmc_connector *to_hibmc_connector(struct drm_connector *connector)
{
return container_of(connector, struct hibmc_connector, base);
}
static inline struct hibmc_drm_private *to_hibmc_drm_private(struct drm_device *dev)
{
return dev->dev_private;
}
void hibmc_set_power_mode(struct hibmc_drm_private *priv,
u32 power_mode);
void hibmc_set_current_gate(struct hibmc_drm_private *priv,
u32 gate);
int hibmc_de_init(struct hibmc_drm_private *priv);
int hibmc_vdac_init(struct hibmc_drm_private *priv);
int hibmc_mm_init(struct hibmc_drm_private *hibmc);
void hibmc_mm_fini(struct hibmc_drm_private *hibmc);
int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev,
struct drm_mode_create_dumb *args);
int hibmc_ddc_create(struct drm_device *drm_dev, struct hibmc_connector *connector);
extern const struct drm_mode_config_funcs hibmc_mode_funcs;
#endif
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