From ab956ed95b8bc4a65c913d7057075866d5fc3724 Mon Sep 17 00:00:00 2001 From: Chris Park Date: Tue, 2 Apr 2024 02:06:00 -0400 Subject: drm/amd/display: Add a function for checking tmds mode [Why] DVI is TMDS signal like HDMI but without audio. Current signal check does not correctly reflect DVI clock programming. [How] Define a new signal check for TMDS that includes DVI to HDMI TMDS programming. Reviewed-by: Dillon Varone Acked-by: Rodrigo Siqueira Signed-off-by: Chris Park Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/include/signal_types.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'drivers/gpu/drm/amd/display') diff --git a/drivers/gpu/drm/amd/display/include/signal_types.h b/drivers/gpu/drm/amd/display/include/signal_types.h index 1b14b17a79c7..a10d6b988aab 100644 --- a/drivers/gpu/drm/amd/display/include/signal_types.h +++ b/drivers/gpu/drm/amd/display/include/signal_types.h @@ -118,6 +118,19 @@ static inline bool dc_is_dvi_signal(enum signal_type signal) } } +static inline bool dc_is_tmds_signal(enum signal_type signal) +{ + switch (signal) { + case SIGNAL_TYPE_DVI_SINGLE_LINK: + case SIGNAL_TYPE_DVI_DUAL_LINK: + case SIGNAL_TYPE_HDMI_TYPE_A: + return true; + break; + default: + return false; + } +} + static inline bool dc_is_dvi_single_link_signal(enum signal_type signal) { return (signal == SIGNAL_TYPE_DVI_SINGLE_LINK); -- cgit