/** * struct drm_encoder - central DRM encoder structure * @dev: parent DRM device * @head: list management * @base: base KMS object * @name: human readable name, can be overwritten by the driver * @funcs: control functions, can be NULL for simple managed encoders * @helper_private...
static const struct drm_connector_helper_funcs vkms_conn_helper_funcs = { .get_modes = vkms_connector_get_modes, .best_encoder = vkms_connector_best_encoder, }; static const struct drm_connector_funcs vkms_connector_funcs = { .dpms = drm_helper_connector_dpms, .fill_modes = drm_helper...
drm_xxx_funcs、drm_xxx_helper_funcs drm_xxx_init()、drm_xxx_helper_add() drm_dev_init()、drm_dev_register() 核心是7个 objects,一切都围绕着这几个 objects 展开: 为了创建 crtc/plane/encoder/connector objects,需要调用 drm_xxx_init()。 为了创建 fra...
drm_encoder_helper_add(encoder, &dce_virtual_encoder_helper_funcs); connector = kzalloc(sizeof(struct drm_connector), GFP_KERNEL);if(!connector) { kfree(encoder);return-ENOMEM; }/* add a new connector */drm_connector_init(adev->ddev, connector, &dce_virtual_connector_funcs, DRM_MODE_...
drm_xxx_funcs、drm_xxx_helper_funcs drm_xxx_init()、drm_xxx_helper_add() drm_dev_init()、drm_dev_register() 核心是7个 objects,一切都围绕着这几个 objects 展开: 为了创建 crtc/plane/encoder/connector objects,需要调用 drm_xxx_init()。
}drm_connector_helper_add(connector, &hibmc_connector_connector_helper_funcs);return0; } 开发者ID:guanhe0,项目名称:kernel,代码行数:18,代码来源:hibmc_drm_vdac.c 示例3: kzalloc ▲点赞 5▼ /* initialize connector */struct drm_connector *msm_edp_connector_init(struct msm_edp *edp){struct...
PLANE helper funcs 1staticconststructdrm_plane_helper_funcsade_plane_helper_funcs = {2.atomic_check = ade_plane_atomic_check,3.atomic_update = ade_plane_atomic_update,4.atomic_disable = ade_plane_atomic_disable,5}; ##ENCODER/CONNECTOR ...
fops、drm_driverdumb_create、fb_create、atomic_commitdrm_xxx_funcs、drm_xxx_helper_funcsdrm_xxx_init()、drm_xxx_helper_add()drm_dev_init()、drm_dev_register()核心围绕七个objects展开，实现这些objects的创建与操作是关键。DRM框架在Linux内核中相对复杂，本文仅介绍部分功能，并未涵盖所有...
ret = drm_connector_init(drm, &dsi->connector,//connector 初始化 。。。填充结构体 drm_connector_helper_add(connector, //connector的辅助函数 drm_mode_connector_attach_encoder(connector, encoder);将连接器和编码器连接起来(connector 结构体中有个encoderid数组用于匹配) ret = drm_panel_attach(dsi->...
The mode_valid field in drm_connector_helper_funcs is expected to be of type: enum drm_mode_status (* mode_valid) (struct drm_connector *connector, struct drm_display_mode *mode); The mismatched return type breaks forward edge kCFI since the underlying function definition does not match the...