diff options
Diffstat (limited to 'drivers/media/platform/synopsys/hdmirx/snps_hdmirx_cec.h')
| -rw-r--r-- | drivers/media/platform/synopsys/hdmirx/snps_hdmirx_cec.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/media/platform/synopsys/hdmirx/snps_hdmirx_cec.h b/drivers/media/platform/synopsys/hdmirx/snps_hdmirx_cec.h new file mode 100644 index 000000000000..1b10da5b8fd4 --- /dev/null +++ b/drivers/media/platform/synopsys/hdmirx/snps_hdmirx_cec.h @@ -0,0 +1,43 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2021 Rockchip Electronics Co. Ltd. + * + * Author: Shunqing Chen <csq@rock-chips.com> + */ + +#ifndef DW_HDMI_RX_CEC_H +#define DW_HDMI_RX_CEC_H + +struct snps_hdmirx_dev; + +struct hdmirx_cec_ops { + void (*write)(struct snps_hdmirx_dev *hdmirx_dev, int reg, u32 val); + u32 (*read)(struct snps_hdmirx_dev *hdmirx_dev, int reg); + void (*enable)(struct snps_hdmirx_dev *hdmirx); + void (*disable)(struct snps_hdmirx_dev *hdmirx); +}; + +struct hdmirx_cec_data { + struct snps_hdmirx_dev *hdmirx; + const struct hdmirx_cec_ops *ops; + struct device *dev; + int irq; +}; + +struct hdmirx_cec { + struct snps_hdmirx_dev *hdmirx; + struct device *dev; + const struct hdmirx_cec_ops *ops; + u32 addresses; + struct cec_adapter *adap; + struct cec_msg rx_msg; + unsigned int tx_status; + bool tx_done; + bool rx_done; + int irq; +}; + +struct hdmirx_cec *snps_hdmirx_cec_register(struct hdmirx_cec_data *data); +void snps_hdmirx_cec_unregister(struct hdmirx_cec *cec); + +#endif /* DW_HDMI_RX_CEC_H */ |