diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c index 6138f4887de7..677663cc7bff 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c @@ -132,6 +132,22 @@ void optc1_setup_vertical_interrupt2( } /** + * Vupdate keepout can be set to a window to block the update lock for that pipe from changing. + * Start offset begins with vstartup and goes for x number of clocks, + * end offset starts from end of vupdate to x number of clocks. + */ +void optc1_set_vupdate_keepout(struct timing_generator *optc, + struct vupdate_keepout_params *params) +{ + struct optc *optc1 = DCN10TG_FROM_TG(optc); + + REG_SET_3(OTG_VUPDATE_KEEPOUT, 0, + MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_START_OFFSET, params->start_offset, + MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_END_OFFSET, params->end_offset, + OTG_MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_EN, params->enable); +} + +/** * program_timing_generator used by mode timing set * Program CRTC Timing Registers - OTG_H_*, OTG_V_*, Pixel repetition. * Including SYNC. Call BIOS command table to program Timings. |