dwc_hdmi.h

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    1 /*-
    2  * Copyright (c) 2016 Jared McNeill <jmcneill@invisible.ca>
    3  *
    4  * Redistribution and use in source and binary forms, with or without
    5  * modification, are permitted provided that the following conditions
    6  * are met:
    7  * 1. Redistributions of source code must retain the above copyright
    8  *    notice, this list of conditions and the following disclaimer.
    9  * 2. Redistributions in binary form must reproduce the above copyright
   10  *    notice, this list of conditions and the following disclaimer in the
   11  *    documentation and/or other materials provided with the distribution.
   12  *
   13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   23  * SUCH DAMAGE.
   24  *
   25  * $FreeBSD$
   26  */
   27 
   28 #ifndef __DWC_HDMI_H__
   29 #define __DWC_HDMI_H__
   30 
   31 struct dwc_hdmi_softc {
   32         device_t                sc_dev;
   33         struct resource         *sc_mem_res;
   34         int                     sc_mem_rid;
   35         uint32_t                sc_reg_shift;
   36         device_t                (*sc_get_i2c_dev)(device_t);
   37 
   38         uint8_t                 *sc_edid;
   39         uint8_t                 sc_edid_len;
   40         struct intr_config_hook sc_mode_hook;
   41         struct videomode        sc_mode;
   42 
   43         struct edid_info        sc_edid_info;
   44         int                     sc_has_audio;
   45 };
   46 
   47 static inline uint8_t
   48 RD1(struct dwc_hdmi_softc *sc, bus_size_t off)
   49 {
   50         return (bus_read_1(sc->sc_mem_res, off << sc->sc_reg_shift));
   51 }
   52 
   53 static inline void
   54 WR1(struct dwc_hdmi_softc *sc, bus_size_t off, uint8_t val)
   55 {
   56         bus_write_1(sc->sc_mem_res, off << sc->sc_reg_shift, val);
   57 }
   58 
   59 int     dwc_hdmi_get_edid(device_t, uint8_t **, uint32_t *);
   60 int     dwc_hdmi_set_videomode(device_t, const struct videomode *);
   61 int     dwc_hdmi_init(device_t);
   62 
   63 #endif  /* __DWC_HDMI_H__ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/hdmi/dwc_hdmi.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/hdmi/dwc_hdmi.h