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authorAlex Deucher <alexander.deucher@amd.com>2012-07-17 22:02:44 +0400
committerChristian König <deathsimple@vodafone.de>2012-07-18 15:53:43 +0400
commitf312f0937855c962edd455b250ed16ada818b234 (patch)
tree424791af4a6301988dcf6c9e8cc118cd29a4206a /drivers/gpu/drm/radeon/atombios_crtc.c
parent26fe45a0a76f165425f332a5aaa298f149f9db22 (diff)
downloadlinux-f312f0937855c962edd455b250ed16ada818b234.tar.xz
drm/radeon: fix SS setup for DCPLL
Need to actually set the SS parameters rather than just 0. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
-rw-r--r--drivers/gpu/drm/radeon/atombios_crtc.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index bbbeb98d4bb7..a4664e015a6f 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -457,22 +457,18 @@ static void atombios_crtc_program_ss(struct radeon_device *rdev,
switch (pll_id) {
case ATOM_PPLL1:
args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_P1PLL;
- args.v3.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
- args.v3.usSpreadSpectrumStep = cpu_to_le16(ss->step);
break;
case ATOM_PPLL2:
args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_P2PLL;
- args.v3.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
- args.v3.usSpreadSpectrumStep = cpu_to_le16(ss->step);
break;
case ATOM_DCPLL:
args.v3.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V3_DCPLL;
- args.v3.usSpreadSpectrumAmount = cpu_to_le16(0);
- args.v3.usSpreadSpectrumStep = cpu_to_le16(0);
break;
case ATOM_PPLL_INVALID:
return;
}
+ args.v3.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
+ args.v3.usSpreadSpectrumStep = cpu_to_le16(ss->step);
args.v3.ucEnable = enable;
if ((ss->percentage == 0) || (ss->type & ATOM_EXTERNAL_SS_MASK) || ASIC_IS_DCE61(rdev))
args.v3.ucEnable = ATOM_DISABLE;
@@ -482,22 +478,18 @@ static void atombios_crtc_program_ss(struct radeon_device *rdev,
switch (pll_id) {
case ATOM_PPLL1:
args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_P1PLL;
- args.v2.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
- args.v2.usSpreadSpectrumStep = cpu_to_le16(ss->step);
break;
case ATOM_PPLL2:
args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_P2PLL;
- args.v2.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
- args.v2.usSpreadSpectrumStep = cpu_to_le16(ss->step);
break;
case ATOM_DCPLL:
args.v2.ucSpreadSpectrumType |= ATOM_PPLL_SS_TYPE_V2_DCPLL;
- args.v2.usSpreadSpectrumAmount = cpu_to_le16(0);
- args.v2.usSpreadSpectrumStep = cpu_to_le16(0);
break;
case ATOM_PPLL_INVALID:
return;
}
+ args.v2.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
+ args.v2.usSpreadSpectrumStep = cpu_to_le16(ss->step);
args.v2.ucEnable = enable;
if ((ss->percentage == 0) || (ss->type & ATOM_EXTERNAL_SS_MASK) || ASIC_IS_DCE41(rdev))
args.v2.ucEnable = ATOM_DISABLE;