1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * upd6408x - NEC Electronics 3-Dimensional Y/C separation input defines 4 * 5 * 2006 by Hans Verkuil (hverkuil@xs4all.nl) 6 */ 7 8 #ifndef _UPD64083_H_ 9 #define _UPD64083_H_ 10 11 /* There are two bits of information that the driver needs in order 12 to select the correct routing: the operating mode and the selection 13 of the Y input (external or internal). 14 15 The first two operating modes expect a composite signal on the Y input, 16 the second two operating modes use both the Y and C inputs. 17 18 Normally YCS_MODE is used for tuner and composite inputs, and the 19 YCNR mode is used for S-Video inputs. 20 21 The external Y-ADC is selected when the composite input comes from a 22 upd64031a ghost reduction device. If this device is not present, or 23 the input is a S-Video signal, then the internal Y-ADC input should 24 be used. */ 25 26 /* Operating modes: */ 27 28 /* YCS mode: Y/C separation (burst locked clocking) */ 29 #define UPD64083_YCS_MODE 0 30 /* YCS+ mode: 2D Y/C separation and YCNR (burst locked clocking) */ 31 #define UPD64083_YCS_PLUS_MODE 1 32 33 /* Note: the following two modes cannot be used in combination with the 34 external Y-ADC. */ 35 /* MNNR mode: frame comb type YNR+C delay (line locked clocking) */ 36 #define UPD64083_MNNR_MODE 2 37 /* YCNR mode: frame recursive YCNR (burst locked clocking) */ 38 #define UPD64083_YCNR_MODE 3 39 40 /* Select external Y-ADC: this should be set if this device is used in 41 combination with the upd64031a ghost reduction device. 42 Otherwise leave at 0 (use internal Y-ADC). */ 43 #define UPD64083_EXT_Y_ADC (1 << 2) 44 45 #endif