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