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/* SPDX-License-Identifier: GPL-2.0-only */
#include <dp_aux.h>
#include <console/console.h>
#include <timer.h>
bool dp_aux_request_is_write(enum aux_request request)
{
switch (request) {
case I2C_RAW_WRITE_AND_STOP:
case I2C_RAW_WRITE:
case DPCD_WRITE:
return true;
default:
return false;
}
}
enum i2c_over_aux dp_get_aux_cmd(enum aux_request request, uint32_t remaining_after_this)
{
switch (request) {
case I2C_RAW_WRITE_AND_STOP:
if (!remaining_after_this)
return I2C_OVER_AUX_WRITE_MOT_0;
/* fallthrough */
case I2C_RAW_WRITE:
return I2C_OVER_AUX_WRITE_MOT_1;
case I2C_RAW_READ_AND_STOP:
if (!remaining_after_this)
return I2C_OVER_AUX_READ_MOT_0;
/* fallthrough */
case I2C_RAW_READ:
return I2C_OVER_AUX_READ_MOT_1;
case DPCD_WRITE:
return NATIVE_AUX_WRITE;
case DPCD_READ:
default:
return NATIVE_AUX_READ;
}
}
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