| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * upd6408x - NEC Electronics 3-Dimensional Y/C separation input defines |
| * |
| * 2006 by Hans Verkuil (hverkuil@kernel.org) |
| */ |
| |
| #ifndef _UPD64083_H_ |
| #define _UPD64083_H_ |
| |
| /* There are two bits of information that the driver needs in order |
| to select the correct routing: the operating mode and the selection |
| of the Y input (external or internal). |
| |
| The first two operating modes expect a composite signal on the Y input, |
| the second two operating modes use both the Y and C inputs. |
| |
| Normally YCS_MODE is used for tuner and composite inputs, and the |
| YCNR mode is used for S-Video inputs. |
| |
| The external Y-ADC is selected when the composite input comes from a |
| upd64031a ghost reduction device. If this device is not present, or |
| the input is a S-Video signal, then the internal Y-ADC input should |
| be used. */ |
| |
| /* Operating modes: */ |
| |
| /* YCS mode: Y/C separation (burst locked clocking) */ |
| #define UPD64083_YCS_MODE 0 |
| /* YCS+ mode: 2D Y/C separation and YCNR (burst locked clocking) */ |
| #define UPD64083_YCS_PLUS_MODE 1 |
| |
| /* Note: the following two modes cannot be used in combination with the |
| external Y-ADC. */ |
| /* MNNR mode: frame comb type YNR+C delay (line locked clocking) */ |
| #define UPD64083_MNNR_MODE 2 |
| /* YCNR mode: frame recursive YCNR (burst locked clocking) */ |
| #define UPD64083_YCNR_MODE 3 |
| |
| /* Select external Y-ADC: this should be set if this device is used in |
| combination with the upd64031a ghost reduction device. |
| Otherwise leave at 0 (use internal Y-ADC). */ |
| #define UPD64083_EXT_Y_ADC (1 << 2) |
| |
| #endif |
