diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c | 127 |
1 files changed, 65 insertions, 62 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c index 265894851493..3ba4712a35ab 100644 --- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c +++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_timing_generator.c @@ -84,7 +84,7 @@ static const struct dce110_timing_generator_offsets reg_offsets[] = { #define DCP_REG(reg) (reg + tg110->offsets.dcp) #define DMIF_REG(reg) (reg + tg110->offsets.dmif) -void program_pix_dur(struct timing_generator *tg, uint32_t pix_clk_khz) +static void program_pix_dur(struct timing_generator *tg, uint32_t pix_clk_khz) { uint64_t pix_dur; uint32_t addr = mmDMIF_PG0_DPG_PIPE_ARBITRATION_CONTROL1 @@ -115,6 +115,68 @@ static void program_timing(struct timing_generator *tg, dce110_tg_program_timing(tg, timing, use_vbios); } +static void dce80_timing_generator_enable_advanced_request( + struct timing_generator *tg, + bool enable, + const struct dc_crtc_timing *timing) +{ + struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); + uint32_t addr = CRTC_REG(mmCRTC_START_LINE_CONTROL); + uint32_t value = dm_read_reg(tg->ctx, addr); + + if (enable) { + set_reg_field_value( + value, + 0, + CRTC_START_LINE_CONTROL, + CRTC_LEGACY_REQUESTOR_EN); + } else { + set_reg_field_value( + value, + 1, + CRTC_START_LINE_CONTROL, + CRTC_LEGACY_REQUESTOR_EN); + } + + if ((timing->v_sync_width + timing->v_front_porch) <= 3) { + set_reg_field_value( + value, + 3, + CRTC_START_LINE_CONTROL, + CRTC_ADVANCED_START_LINE_POSITION); + set_reg_field_value( + value, + 0, + CRTC_START_LINE_CONTROL, + CRTC_PREFETCH_EN); + } else { + set_reg_field_value( + value, + 4, + CRTC_START_LINE_CONTROL, + CRTC_ADVANCED_START_LINE_POSITION); + set_reg_field_value( + value, + 1, + CRTC_START_LINE_CONTROL, + CRTC_PREFETCH_EN); + } + + set_reg_field_value( + value, + 1, + CRTC_START_LINE_CONTROL, + CRTC_PROGRESSIVE_START_LINE_EARLY); + + set_reg_field_value( + value, + 1, + CRTC_START_LINE_CONTROL, + CRTC_INTERLACE_START_LINE_EARLY); + + dm_write_reg(tg->ctx, addr, value); +} + static const struct timing_generator_funcs dce80_tg_funcs = { .validate_timing = dce110_tg_validate_timing, .program_timing = program_timing, @@ -150,6 +212,8 @@ static const struct timing_generator_funcs dce80_tg_funcs = { /* DCE8.0 overrides */ .enable_advanced_request = dce80_timing_generator_enable_advanced_request, + .configure_crc = dce110_configure_crc, + .get_crc = dce110_get_crc, }; void dce80_timing_generator_construct( @@ -176,64 +240,3 @@ void dce80_timing_generator_construct( tg110->min_h_back_porch = 4; } -void dce80_timing_generator_enable_advanced_request( - struct timing_generator *tg, - bool enable, - const struct dc_crtc_timing *timing) -{ - struct dce110_timing_generator *tg110 = DCE110TG_FROM_TG(tg); - uint32_t addr = CRTC_REG(mmCRTC_START_LINE_CONTROL); - uint32_t value = dm_read_reg(tg->ctx, addr); - - if (enable) { - set_reg_field_value( - value, - 0, - CRTC_START_LINE_CONTROL, - CRTC_LEGACY_REQUESTOR_EN); - } else { - set_reg_field_value( - value, - 1, - CRTC_START_LINE_CONTROL, - CRTC_LEGACY_REQUESTOR_EN); - } - - if ((timing->v_sync_width + timing->v_front_porch) <= 3) { - set_reg_field_value( - value, - 3, - CRTC_START_LINE_CONTROL, - CRTC_ADVANCED_START_LINE_POSITION); - set_reg_field_value( - value, - 0, - CRTC_START_LINE_CONTROL, - CRTC_PREFETCH_EN); - } else { - set_reg_field_value( - value, - 4, - CRTC_START_LINE_CONTROL, - CRTC_ADVANCED_START_LINE_POSITION); - set_reg_field_value( - value, - 1, - CRTC_START_LINE_CONTROL, - CRTC_PREFETCH_EN); - } - - set_reg_field_value( - value, - 1, - CRTC_START_LINE_CONTROL, - CRTC_PROGRESSIVE_START_LINE_EARLY); - - set_reg_field_value( - value, - 1, - CRTC_START_LINE_CONTROL, - CRTC_INTERLACE_START_LINE_EARLY); - - dm_write_reg(tg->ctx, addr, value); -} |