[PATCH 02/16] drm/amd/display: Remove SW w/a for HDCP 1.4 1A-07 failure based on ECO fix

Alex Hung alex.hung at amd.com
Fri Mar 25 22:53:48 UTC 2022


From: Oliver Logush <oliver.logush at amd.com>

[why]
W/a no longer needed

Reviewed-by: Charlene Liu <Charlene.Liu at amd.com>
Acked-by: Alex Hung <alex.hung at amd.com>
Signed-off-by: Oliver Logush <oliver.logush at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c | 3 +--
 drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c | 3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c b/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c
index fadb89326999..e6f9312e3a48 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c
@@ -1758,11 +1758,10 @@ static bool dcn315_resource_construct(
 	pool->base.mpcc_count = pool->base.res_cap->num_timing_generator;
 	dc->caps.max_downscale_ratio = 600;
 	dc->caps.i2c_speed_in_khz = 100;
-	dc->caps.i2c_speed_in_khz_hdcp = 5; /*1.4 w/a applied by default*/
+	dc->caps.i2c_speed_in_khz_hdcp = 100;
 	dc->caps.max_cursor_size = 256;
 	dc->caps.min_horizontal_blanking_period = 80;
 	dc->caps.dmdata_alloc_size = 2048;
-
 	dc->caps.max_slave_planes = 1;
 	dc->caps.max_slave_yuv_planes = 1;
 	dc->caps.max_slave_rgb_planes = 1;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c b/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c
index d73145dab173..d5c195749a81 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn316/dcn316_resource.c
@@ -1760,11 +1760,10 @@ static bool dcn316_resource_construct(
 	pool->base.mpcc_count = pool->base.res_cap->num_timing_generator;
 	dc->caps.max_downscale_ratio = 600;
 	dc->caps.i2c_speed_in_khz = 100;
-	dc->caps.i2c_speed_in_khz_hdcp = 5; /*1.4 w/a applied by default*/
+	dc->caps.i2c_speed_in_khz_hdcp = 100;
 	dc->caps.max_cursor_size = 256;
 	dc->caps.min_horizontal_blanking_period = 80;
 	dc->caps.dmdata_alloc_size = 2048;
-
 	dc->caps.max_slave_planes = 1;
 	dc->caps.max_slave_yuv_planes = 1;
 	dc->caps.max_slave_rgb_planes = 1;
-- 
2.35.1



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