diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_crtc.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index b3e5e75..b0ab185 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -403,6 +403,7 @@ union atom_enable_ss { ENABLE_LVDS_SS_PARAMETERS_V2 lvds_ss_2; ENABLE_SPREAD_SPECTRUM_ON_PPLL_PS_ALLOCATION v1; ENABLE_SPREAD_SPECTRUM_ON_PPLL_V2 v2; + ENABLE_SPREAD_SPECTRUM_ON_PPLL_V3 v3; }; static void atombios_crtc_program_ss(struct drm_crtc *crtc, @@ -417,7 +418,30 @@ static void atombios_crtc_program_ss(struct drm_crtc *crtc, memset(&args, 0, sizeof(args)); - if (ASIC_IS_DCE4(rdev)) { + if (ASIC_IS_DCE5(rdev)) { + args.v3.usSpreadSpectrumAmountFrac = 0; + args.v3.ucSpreadSpectrumType = ss->type; + switch (pll_id) { + case ATOM_PPLL1: + args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_P1PLL; + args.v3.usSpreadSpectrumAmount = ss->amount; + args.v3.usSpreadSpectrumStep = ss->step; + break; + case ATOM_PPLL2: + args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_P2PLL; + args.v3.usSpreadSpectrumAmount = ss->amount; + args.v3.usSpreadSpectrumStep = ss->step; + break; + case ATOM_DCPLL: + args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_DCPLL; + args.v3.usSpreadSpectrumAmount = 0; + args.v3.usSpreadSpectrumStep = 0; + break; + case ATOM_PPLL_INVALID: + return; + } + args.v2.ucEnable = enable; + } else if (ASIC_IS_DCE4(rdev)) { args.v2.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage); args.v2.ucSpreadSpectrumType = ss->type; switch (pll_id) { |
