diff options
| author | Michael Strauss <michael.strauss@amd.com> | 2022-06-09 10:52:52 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-07-25 17:16:59 -0400 |
| commit | 5ade1b951dec63a81b23c2ff75c5b4c191977620 (patch) | |
| tree | 82775abc013252d03d4327f9d382fb40aa049354 | |
| parent | 0d60f2b47d8312d6a88454a373990579624edbde (diff) | |
drm/amd/display: Add OTG/ODM functions
[WHY]
Required for correct OTG_H_TIMING_CNTL programming
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Michael Strauss <michael.strauss@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn314/dcn314_optc.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_optc.c b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_optc.c index 3011f9e2f35c..0c7980266b85 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn314/dcn314_optc.c @@ -160,6 +160,37 @@ void optc314_phantom_crtc_post_enable(struct timing_generator *optc) REG_WAIT(OTG_CLOCK_CONTROL, OTG_BUSY, 0, 1, 100000); } +static void optc314_set_odm_bypass(struct timing_generator *optc, + const struct dc_crtc_timing *dc_crtc_timing) +{ + struct optc *optc1 = DCN10TG_FROM_TG(optc); + enum h_timing_div_mode h_div = H_TIMING_NO_DIV; + + REG_SET_5(OPTC_DATA_SOURCE_SELECT, 0, + OPTC_NUM_OF_INPUT_SEGMENT, 0, + OPTC_SEG0_SRC_SEL, optc->inst, + OPTC_SEG1_SRC_SEL, 0xf, + OPTC_SEG2_SRC_SEL, 0xf, + OPTC_SEG3_SRC_SEL, 0xf + ); + + h_div = optc1_is_two_pixels_per_containter(dc_crtc_timing); + REG_UPDATE(OTG_H_TIMING_CNTL, + OTG_H_TIMING_DIV_MODE, h_div); + + REG_SET(OPTC_MEMORY_CONFIG, 0, + OPTC_MEM_SEL, 0); + optc1->opp_count = 1; +} + +static void optc314_set_h_timing_div_manual_mode(struct timing_generator *optc, bool manual_mode) +{ + struct optc *optc1 = DCN10TG_FROM_TG(optc); + + REG_UPDATE(OTG_H_TIMING_CNTL, + OTG_H_TIMING_DIV_MODE_MANUAL, manual_mode ? 1 : 0); +} + static struct timing_generator_funcs dcn314_tg_funcs = { .validate_timing = optc1_validate_timing, @@ -222,6 +253,9 @@ static struct timing_generator_funcs dcn314_tg_funcs = { .setup_manual_trigger = optc2_setup_manual_trigger, .get_hw_timing = optc1_get_hw_timing, .init_odm = optc3_init_odm, + .set_odm_bypass = optc314_set_odm_bypass, + .set_odm_combine = optc314_set_odm_combine, + .set_h_timing_div_manual_mode = optc314_set_h_timing_div_manual_mode, }; void dcn314_timing_generator_init(struct optc *optc1) |