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