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authorCharlene Liu <[email protected]>2018-07-30 17:59:20 -0400
committerAlex Deucher <[email protected]>2018-08-13 17:21:49 -0500
commit321f65a62359e1490c7d9910b8557174ce779df4 (patch)
tree9f82bce1421315628fbbf70c58d277ba729ce8b0
parent20acbed47d30efbf14e5aecc5ec5e5f152db7810 (diff)
drm/amd/display: fix single link DVI has no display
Signed-off-by: Charlene Liu <[email protected]> Reviewed-by: Dmytro Laktyushkin <[email protected]> Acked-by: Leo Li <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_link.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index a38e7ad36a7e..326b3e99b7e4 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -1812,6 +1812,8 @@ static void enable_link_hdmi(struct pipe_ctx *pipe_ctx)
bool is_vga_mode = (stream->timing.h_addressable == 640)
&& (stream->timing.v_addressable == 480);
+ if (stream->phy_pix_clk == 0)
+ stream->phy_pix_clk = stream->timing.pix_clk_khz;
if (stream->phy_pix_clk > 340000)
is_over_340mhz = true;