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linux-next/drivers/gpu/drm/bridge/synopsys/dw-hdmi-audio.h
Jerome Brunet fc1ca6e01d drm/bridge: dw-hdmi-i2s: add .get_eld support
Provide the eld to the generic hdmi-codec driver.
This will let the driver enforce the maximum channel number and set the
channel allocation depending on the hdmi sink.

Cc: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Reviewed-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190812125016.20169-1-jbrunet@baylibre.com
2019-08-14 15:03:36 +02:00

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C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DW_HDMI_AUDIO_H
#define DW_HDMI_AUDIO_H
struct dw_hdmi;
struct dw_hdmi_audio_data {
phys_addr_t phys;
void __iomem *base;
int irq;
struct dw_hdmi *hdmi;
u8 *eld;
};
struct dw_hdmi_i2s_audio_data {
struct dw_hdmi *hdmi;
u8 *eld;
void (*write)(struct dw_hdmi *hdmi, u8 val, int offset);
u8 (*read)(struct dw_hdmi *hdmi, int offset);
};
#endif