freebsd-dev/sys/dev/hdmi/dwc_hdmi.h

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/*-
* Copyright (c) 2016 Jared McNeill <jmcneill@invisible.ca>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef __DWC_HDMI_H__
#define __DWC_HDMI_H__
struct dwc_hdmi_softc {
device_t sc_dev;
struct resource *sc_mem_res;
int sc_mem_rid;
uint32_t sc_reg_shift;
device_t (*sc_get_i2c_dev)(device_t);
uint8_t *sc_edid;
uint8_t sc_edid_len;
struct intr_config_hook sc_mode_hook;
struct videomode sc_mode;
struct edid_info sc_edid_info;
int sc_has_audio;
};
static inline uint8_t
RD1(struct dwc_hdmi_softc *sc, bus_size_t off)
{
return (bus_read_1(sc->sc_mem_res, off << sc->sc_reg_shift));
}
static inline void
WR1(struct dwc_hdmi_softc *sc, bus_size_t off, uint8_t val)
{
bus_write_1(sc->sc_mem_res, off << sc->sc_reg_shift, val);
}
int dwc_hdmi_get_edid(device_t, uint8_t **, uint32_t *);
int dwc_hdmi_set_videomode(device_t, const struct videomode *);
int dwc_hdmi_init(device_t);
#endif /* __DWC_HDMI_H__ */