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| author | Alex Deucher <alexander.deucher@amd.com> | 2012-07-25 12:45:16 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-26 16:11:44 -0400 |
| commit | c2037ad1e1488ac0a7a527c3551c49d3ef01f5bc (patch) | |
| tree | ecb1256ded305891d0ce6e51b9d1f0316450964b /drivers/gpu/drm/radeon/radeon_atombios.c | |
| parent | c7d2f227e3202cc077e9754a76cf3b411537cd2e (diff) | |
drm/radeon: add SS override support for KB/KV
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 88a55afae4c2..3236755857a8 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1269,6 +1269,7 @@ union igp_info { struct _ATOM_INTEGRATED_SYSTEM_INFO_V2 info_2; struct _ATOM_INTEGRATED_SYSTEM_INFO_V6 info_6; struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_7 info_7; + struct _ATOM_INTEGRATED_SYSTEM_INFO_V1_8 info_8; }; bool radeon_atombios_sideport_present(struct radeon_device *rdev) @@ -1438,6 +1439,22 @@ static void radeon_atombios_get_igp_ss_overrides(struct radeon_device *rdev, break; } break; + case 8: + switch (id) { + case ASIC_INTERNAL_SS_ON_TMDS: + percentage = le16_to_cpu(igp_info->info_8.usDVISSPercentage); + rate = le16_to_cpu(igp_info->info_8.usDVISSpreadRateIn10Hz); + break; + case ASIC_INTERNAL_SS_ON_HDMI: + percentage = le16_to_cpu(igp_info->info_8.usHDMISSPercentage); + rate = le16_to_cpu(igp_info->info_8.usHDMISSpreadRateIn10Hz); + break; + case ASIC_INTERNAL_SS_ON_LVDS: + percentage = le16_to_cpu(igp_info->info_8.usLvdsSSPercentage); + rate = le16_to_cpu(igp_info->info_8.usLvdsSSpreadRateIn10Hz); + break; + } + break; default: DRM_ERROR("Unsupported IGP table: %d %d\n", frev, crev); break; |