From c2037ad1e1488ac0a7a527c3551c49d3ef01f5bc Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 25 Jul 2012 12:45:16 -0400 Subject: [PATCH] drm/radeon: add SS override support for KB/KV Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_atombios.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) 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; -- 2.20.1