mirror of https://gitee.com/openkylin/linux.git
51 lines
1.2 KiB
C
51 lines
1.2 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 <drm/drm_fb_helper.h>
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#include <drm/drm_framebuffer.h>
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struct drm_device;
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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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unsigned long fb_base;
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unsigned long fb_size;
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bool msi_enabled;
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/* drm */
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struct drm_device *dev;
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bool mode_config_initialized;
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};
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void hibmc_set_power_mode(struct hibmc_drm_private *priv,
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unsigned int power_mode);
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void hibmc_set_current_gate(struct hibmc_drm_private *priv,
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unsigned int 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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extern const struct drm_mode_config_funcs hibmc_mode_funcs;
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#endif
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