diff options
| author | Charlene Liu <charlene.liu@amd.com> | 2018-09-12 18:22:16 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-10-09 17:01:39 -0500 |
| commit | 39c03e0032ff839e62aae7d85a541451444a3198 (patch) | |
| tree | 4c41ed7c905bc6be4ea01ea3f97f4acb60922882 /drivers/gpu/drm/amd/display/dc | |
| parent | be61df574256ae8c0dbd45ac148ca7260a0483c0 (diff) | |
drm/amd/display: fix 4K stereo screen flash issue
[Why]
HDMI_scramber is not enabled for pixel rate >340Mhz.
[How]
Calculate the phy clock to include the Hw frame packing factor.
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Reviewed-by: Chris Park <Chris.Park@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index 2d6a4300bfa4..a3fee3769f4d 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -1975,6 +1975,9 @@ static void calculate_phy_pix_clks(struct dc_stream_state *stream) else stream->phy_pix_clk = stream->timing.pix_clk_khz; + + if (stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING) + stream->phy_pix_clk *= 2; } enum dc_status resource_map_pool_resources( |