[PATCH 039/165] drm/radeon: add SS override support for KB/KV
alexdeucher at gmail.com
alexdeucher at gmail.com
Wed Jun 26 06:21:59 PDT 2013
From: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
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 88a55af..3236755 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;
--
1.7.7.5
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