/** * struct phy_configure_opts_dp - DisplayPort PHY configuration set * * This structure is used to represent the configuration state of a * DisplayPort phy.
*/ struct phy_configure_opts_dp { /** * @link_rate: * * Link Rate, in Mb/s, of the main link. * * Allowed values: 1620, 2160, 2430, 2700, 3240, 4320, 5400, 8100 Mb/s
*/ unsignedint link_rate;
/** * @lanes: * * Number of active, consecutive, data lanes, starting from * lane 0, used for the transmissions on main link. * * Allowed values: 1, 2, 4
*/ unsignedint lanes;
/** * @voltage: * * Voltage swing levels, as specified by DisplayPort specification, * to be used by particular lanes. One value per lane. * voltage[0] is for lane 0, voltage[1] is for lane 1, etc. * * Maximum value: 3
*/ unsignedint voltage[4];
/** * @pre: * * Pre-emphasis levels, as specified by DisplayPort specification, to be * used by particular lanes. One value per lane. * * Maximum value: 3
*/ unsignedint pre[4];
/** * @ssc: * * Flag indicating, whether or not to enable spread-spectrum clocking. *
*/
u8 ssc : 1;
/** * @set_rate: * * Flag indicating, whether or not reconfigure link rate and SSC to * requested values. *
*/
u8 set_rate : 1;
/** * @set_lanes: * * Flag indicating, whether or not reconfigure lane count to * requested value. *
*/
u8 set_lanes : 1;
/** * @set_voltages: * * Flag indicating, whether or not reconfigure voltage swing * and pre-emphasis to requested values. Only lanes specified * by "lanes" parameter will be affected. *
*/
u8 set_voltages : 1;
};
#endif/* __PHY_DP_H_ */
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