Mine

xf86-video-ati/src/atiregs.h:1318:#define CFG_MACROVISION_EN            0x00200000ul    /* GTPro */
xf86-video-ati/src/tags:2457:CFG_MACROVISION_EN atiregs.h       1318;"  d
xf86-video-i128/xf86-video-mga/src/mga_dacG.c:595:       * just to strip the MacroVision stuff out of the HALlib and release
xf86-video-intel/src/i810_reg.h:1458:/** Read-only state that reports that Macrovision is disabled in hardware*/
xf86-video-intel/src/i810_reg.h:1459:# define TV_FUSE_STATE_NO_MACROVISION      (1 << 4)
xf86-video-mga/src/mga_dacG.c:595:       * just to strip the MacroVision stuff out of the HALlib and release
xf86-video-nsc/src/gfx/gfx_dcdr.c:23: *    gfx_decoder_detect_macrovision
xf86-video-nsc/src/gfx/gfx_dcdr.c:431: * gfx_decoder_detect_macrovision
xf86-video-nsc/src/gfx/gfx_dcdr.c:435:gfx_decoder_detect_macrovision(void)
xf86-video-nsc/src/gfx/gfx_dcdr.c:441:      status = saa7114_decoder_detect_macrovision();
xf86-video-nsc/src/gfx/gfx_rtns.h:514:   int gfx_set_macrovision_enable(int enable);
xf86-video-nsc/src/gfx/gfx_rtns.h:566:   int gfx_get_macrovision_enable(void);
xf86-video-nsc/src/gfx/gfx_rtns.h:630:   int gfx_decoder_detect_macrovision(void);
xf86-video-nsc/src/gfx/gfx_type.h:433:   SC1200_REV_D2_MVD,                     /* Macrovision disabled */
xf86-video-nsc/src/gfx/gfx_type.h:434:   SC1200_REV_D2_MVE,                     /* Macrovision enabled  */
xf86-video-nsc/src/gfx/gfx_vid.c:1172: * gfx_set_macrovision_enable
xf86-video-nsc/src/gfx/gfx_vid.c:1176:gfx_set_macrovision_enable(int enable)
xf86-video-nsc/src/gfx/gfx_vid.c:1182:      status = sc1200_set_macrovision_enable(enable);
xf86-video-nsc/src/gfx/gfx_vid.c:2017: * gfx_get_macrovision_enable
xf86-video-nsc/src/gfx/gfx_vid.c:2021:gfx_get_macrovision_enable(void)
xf86-video-nsc/src/gfx/saa7114.c:251:int saa7114_decoder_detect_macrovision(void);
xf86-video-nsc/src/gfx/saa7114.c:332: * gfx_decoder_detect_macrovision
xf86-video-nsc/src/gfx/saa7114.c:334: * This routine detects if macrovision exists in the input of the video decoder.
xf86-video-nsc/src/gfx/saa7114.c:339:saa7114_decoder_detect_macrovision(void)
xf86-video-nsc/src/gfx/saa7114.c:342:gfx_decoder_detect_macrovision(void)
xf86-video-nsc/src/gfx/saa7114.c:345:   unsigned char macrovision = 0xff;
xf86-video-nsc/src/gfx/saa7114.c:347:   saa7114_read_reg(SAA7114_STATUS, &macrovision);
xf86-video-nsc/src/gfx/saa7114.c:348:   return ((macrovision & 0x02) >> 1);
xf86-video-nsc/src/gfx/tv_fs450.c:185:const S_SET_DESCRIP *macrovision_regs(void);
xf86-video-nsc/src/gfx/tv_fs450.c:328:* Macrovision Registers & Bit Definitions
xf86-video-nsc/src/gfx/tv_fs450.c:486:static void config_macrovision(unsigned long tv_std,
xf86-video-nsc/src/gfx/tv_fs450.c:488:static void conget_macrovision(unsigned long tv_std,
xf86-video-nsc/src/gfx/tv_fs450.c:1083:   conget_macrovision(d.tv_std, &d.aps_trigger_bits);
xf86-video-nsc/src/gfx/tv_fs450.c:1086:   config_macrovision(d.tv_std, d.aps_trigger_bits);
xf86-video-nsc/src/gfx/tv_fs450.c:1112:#define REQ_MACROVISION_BIT                      0x0400
xf86-video-nsc/src/gfx/tv_fs450.c:1115:#define REQ_TV_STANDARD                  (REQ_TV_STANDARD_BIT | REQ_OVERSCAN_POSITION | REQ_BRIGHTNESS_CONTRAST | REQ_MACROVISION_BIT | REQ_YC_FILTER)
xf86-video-nsc/src/gfx/tv_fs450.c:1124:#define REQ_MACROVISION                  (REQ_TV_STANDARD_BIT | REQ_BRIGHTNESS_CONTRAST_BIT | REQ_MACROVISION_BIT)
xf86-video-nsc/src/gfx/tv_fs450.c:1187:   if (REQ_MACROVISION_BIT & req)
xf86-video-nsc/src/gfx/tv_fs450.c:1188:      config_macrovision(d.tv_std, d.aps_trigger_bits);
xf86-video-nsc/src/gfx/tv_fs450.c:1263:         REQ_OVERSCAN_POSITION | REQ_YC_FILTER | REQ_MACROVISION);
xf86-video-nsc/src/gfx/tv_fs450.c:1774:   return write_config(REQ_MACROVISION);
xf86-video-nsc/src/gfx/tv_fs450.c:2980:/*//     Macrovision*/
xf86-video-nsc/src/gfx/tv_fs450.c:2983:config_macrovision(unsigned long tv_std, unsigned int trigger_bits)
xf86-video-nsc/src/gfx/tv_fs450.c:2997:/*Macrovision setup table.*/
xf86-video-nsc/src/gfx/tv_fs450.c:3116:   /*Determine the OEM Macrovision Program Mode and Register 0 Data. */
xf86-video-nsc/src/gfx/tv_fs450.c:3120:  /*turn Macrovision OFF. */
xf86-video-nsc/src/gfx/tv_fs450.c:3135:  /*turn Macrovision OFF. */
xf86-video-nsc/src/gfx/tv_fs450.c:3143:   /*Retrieve the Macrovision Program Mode Data */
xf86-video-nsc/src/gfx/tv_fs450.c:3193:conget_macrovision(unsigned long tv_std, unsigned int *p_cp_trigger_bits)
xf86-video-nsc/src/gfx/tv_fs450.h:251:/*        Macrovision*/
xf86-video-nsc/src/gfx/vid_1200.c:257:int sc1200_set_macrovision_enable(int enable);
xf86-video-nsc/src/gfx/vid_1200.c:314:int sc1200_get_macrovision_enable(void);
xf86-video-nsc/src/gfx/vid_1200.c:1821: * gfx_set_macrovision_enable
xf86-video-nsc/src/gfx/vid_1200.c:1823: * This routine enables or disables macrovision on the tv encoder output.
xf86-video-nsc/src/gfx/vid_1200.c:1828:sc1200_set_macrovision_enable(int enable)
xf86-video-nsc/src/gfx/vid_1200.c:1831:gfx_set_macrovision_enable(int enable)
xf86-video-nsc/src/gfx/vid_1200.c:2764: * gfx_get_macrovision_enable
xf86-video-nsc/src/gfx/vid_1200.c:2766: * This routine returns the value "one" if macrovision currently enabled in the
xf86-video-nsc/src/gfx/vid_1200.c:2772:sc1200_get_macrovision_enable(void)
xf86-video-nsc/src/gfx/vid_1200.c:2775:gfx_get_macrovision_enable(void)
xf86-video-nsc/src/gfx/vid_5530.c:239:int cs5530_set_macrovision_enable(int enable);
xf86-video-nsc/src/gfx/vid_5530.c:295:int cs5530_get_macrovision_enable(void);
xf86-video-nsc/src/gfx/vid_rdcl.c:283:int redcloud_set_macrovision_enable(int enable);
xf86-video-nsc/src/gfx/vid_rdcl.c:339:int redcloud_get_macrovision_enable(void);
xf86-video-nsc/src/nsc_galfns.c:4833: * Gal_get_macrovision_enable.
xf86-video-nsc/src/nsc_galfns.c:4835: *  Description: This function gets the enable state of the macrovision.
xf86-video-nsc/src/nsc_galfns.c:4838: *       enable: ptr holds the macrovision enable state.
xf86-video-nsc/src/nsc_galfns.c:4842:Gal_get_macrovision_enable(int *enable)
xf86-video-nsc/src/nsc_galfns.c:4844:   GAL_MACROVISIONENABLE sGetmacrovisionenable;
xf86-video-nsc/src/nsc_galfns.c:4846:   INIT_GAL(&sGetmacrovisionenable);
xf86-video-nsc/src/nsc_galfns.c:4847:   sGetmacrovisionenable.dwSubfunction = GALFN_GETMACROVISIONENABLE;
xf86-video-nsc/src/nsc_galfns.c:4849:   if (ioctl(ifbdev_handle, FBIOGAL_API, &sGetmacrovisionenable)) {
xf86-video-nsc/src/nsc_galfns.c:4852:      *enable = sGetmacrovisionenable.enable;
xf86-video-nsc/src/nsc_galfns.c:4858: * Gal_set_macrovision_enable.
xf86-video-nsc/src/nsc_galfns.c:4860: *  Description: This function gets the enable state of the macrovision.
xf86-video-nsc/src/nsc_galfns.c:4863: *       enable: macrovision enable state.
xf86-video-nsc/src/nsc_galfns.c:4867:Gal_set_macrovision_enable(int enable)
xf86-video-nsc/src/nsc_galfns.c:4869:   GAL_MACROVISIONENABLE sSetmacrovisionenable;
xf86-video-nsc/src/nsc_galfns.c:4871:   INIT_GAL(&sSetmacrovisionenable);
xf86-video-nsc/src/nsc_galfns.c:4872:   sSetmacrovisionenable.dwSubfunction = GALFN_SETMACROVISIONENABLE;
xf86-video-nsc/src/nsc_galfns.c:4874:   sSetmacrovisionenable.enable = enable;
xf86-video-nsc/src/nsc_galfns.c:4875:   if (ioctl(ifbdev_handle, FBIOGAL_API, &sSetmacrovisionenable)) {
xf86-video-sis/src/init301.c:8083:      /* Register 0x3D does not exist in non-macrovision register map
xf86-video-sis/src/init301.c:8084:            (Maybe this is a macrovision register?)
xf86-video-sis/src/init301.c:8091:             all other bits a read-only. Macrovision?