diff options
Diffstat (limited to 'drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h new file mode 100644 index 000000000..7d263f4d7 --- /dev/null +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h @@ -0,0 +1,68 @@ +/* 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; +}; + +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 container_of(dev, struct hibmc_drm_private, dev); +} + +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); +int hibmc_ddc_create(struct drm_device *drm_dev, struct hibmc_connector *connector); + +#endif |