2 * Copyright (c) 2016 Jared McNeill <jmcneill@invisible.ca>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef __DWC_HDMI_H__
30 #define __DWC_HDMI_H__
32 struct dwc_hdmi_softc {
34 struct resource *sc_mem_res;
36 uint32_t sc_reg_shift;
37 device_t (*sc_get_i2c_dev)(device_t);
41 struct intr_config_hook sc_mode_hook;
42 struct videomode sc_mode;
44 struct edid_info sc_edid_info;
49 RD1(struct dwc_hdmi_softc *sc, bus_size_t off)
51 return (bus_read_1(sc->sc_mem_res, off << sc->sc_reg_shift));
55 WR1(struct dwc_hdmi_softc *sc, bus_size_t off, uint8_t val)
57 bus_write_1(sc->sc_mem_res, off << sc->sc_reg_shift, val);
60 int dwc_hdmi_get_edid(device_t, uint8_t **, uint32_t *);
61 int dwc_hdmi_set_videomode(device_t, const struct videomode *);
62 int dwc_hdmi_init(device_t);
64 #endif /* __DWC_HDMI_H__ */