1 // SPDX-License-Identifier: MIT
2 /* Copyright (C) 2006-2017 Oracle Corporation */
12  * hgsmi_report_flags_location - Inform the host of the location of
25 		return -ENOMEM;  in hgsmi_report_flags_location()
27 	p->buf_location = location;  in hgsmi_report_flags_location()
28 	p->buf_len = sizeof(struct hgsmi_host_flags);  in hgsmi_report_flags_location()
37  * hgsmi_send_caps_info - Notify the host of HGSMI-related guest capabilities
49 		return -ENOMEM;  in hgsmi_send_caps_info()
51 	p->rc = VERR_NOT_IMPLEMENTED;  in hgsmi_send_caps_info()
52 	p->caps = caps;  in hgsmi_send_caps_info()
56 	WARN_ON_ONCE(p->rc < 0);  in hgsmi_send_caps_info()
72 	return value == U32_MAX ? 0 : -EIO;  in hgsmi_test_query_conf()
76  * hgsmi_query_conf - Query the host for an HGSMI configuration
90 		return -ENOMEM;  in hgsmi_query_conf()
92 	p->index = index;  in hgsmi_query_conf()
93 	p->value = U32_MAX;  in hgsmi_query_conf()
97 	*value_ret = p->value;  in hgsmi_query_conf()
105  * hgsmi_update_pointer_shape - Pass the host a new mouse pointer shape
123 	int rc;  in hgsmi_update_pointer_shape()  local
133 			return -EINVAL;  in hgsmi_update_pointer_shape()
153 		return -ENOMEM;  in hgsmi_update_pointer_shape()
155 	p->result = VINF_SUCCESS;  in hgsmi_update_pointer_shape()
156 	p->flags = flags;  in hgsmi_update_pointer_shape()
157 	p->hot_X = hot_x;  in hgsmi_update_pointer_shape()
158 	p->hot_y = hot_y;  in hgsmi_update_pointer_shape()
159 	p->width = width;  in hgsmi_update_pointer_shape()
160 	p->height = height;  in hgsmi_update_pointer_shape()
162 		memcpy(p->data, pixels, pixel_len);  in hgsmi_update_pointer_shape()
166 	switch (p->result) {  in hgsmi_update_pointer_shape()
168 		rc = 0;  in hgsmi_update_pointer_shape()
171 		rc = -ENOMEM;  in hgsmi_update_pointer_shape()
174 		rc = -EBUSY;  in hgsmi_update_pointer_shape()
177 		rc = -EINVAL;  in hgsmi_update_pointer_shape()
182 	return rc;  in hgsmi_update_pointer_shape()
186  * hgsmi_cursor_position - Report the guest cursor position.  The host may
187  *                         wish to use this information to re-position its
194  * @y:                Guest cursor Y position.
196  * @y_host:           Host cursor Y position is stored here.  Optional.
199 			  u32 x, u32 y, u32 *x_host, u32 *y_host)  in hgsmi_cursor_position()  argument
206 		return -ENOMEM;  in hgsmi_cursor_position()
208 	p->report_position = report_position;  in hgsmi_cursor_position()
209 	p->x = x;  in hgsmi_cursor_position()
210 	p->y = y;  in hgsmi_cursor_position()
214 	*x_host = p->x;  in hgsmi_cursor_position()
215 	*y_host = p->y;  in hgsmi_cursor_position()