[PATCH 11/20] drm/amd/display: Expand to higher link rates
Alex Hung
alex.hung at amd.com
Wed May 8 17:13:11 UTC 2024
From: Sung Joon Kim <sungjoon.kim at amd.com>
[WHY & HOW]
To support higher link rates that sink allows, we need to make
sure driver is ready and perform correct link-training sequence.
Reviewed-by: Wenjing Liu <wenjing.liu at amd.com>
Acked-by: Alex Hung <alex.hung at amd.com>
Signed-off-by: Sung Joon Kim <sungjoon.kim at amd.com>
---
.../gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
index 107b2cec572d..8f57b344f09e 100644
--- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
+++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c
@@ -209,6 +209,9 @@ static enum dc_link_rate linkRateInKHzToLinkRateMultiplier(uint32_t link_rate_in
case 8100000:
link_rate = LINK_RATE_HIGH3; // Rate_9 (HBR3)- 8.10 Gbps/Lane
break;
+ case 10000000:
+ link_rate = LINK_RATE_UHBR10; // UHBR10 - 10.0 Gbps/Lane
+ break;
default:
link_rate = LINK_RATE_UNKNOWN;
break;
--
2.34.1
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