On 12/11/2019 08:53, Wayne Lin wrote:
> [Why]
> In hdmi_mode_alternate_clock(), it adds an exception for VIC 4
> mode (4096x2160@24) due to there is no alternate clock defined for
> that mode in HDMI1.4b. But HDMI2.0 adds 23.98Hz for that mode.
>
> [How]
> Remove the exception
Shouldn't it be only bypassed when the sink is HDMI2 ?
Neil
>
> Signed-off-by: Wayne Lin <Wayne.Lin@xxxxxxx>
> ---
> drivers/gpu/drm/drm_edid.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
> index fcd7ae29049d..ed2782c53a93 100644
> --- a/drivers/gpu/drm/drm_edid.c
> +++ b/drivers/gpu/drm/drm_edid.c
> @@ -3126,9 +3126,6 @@ static enum hdmi_picture_aspect drm_get_hdmi_aspect_ratio(const u8 video_code)
> static unsigned int
> hdmi_mode_alternate_clock(const struct drm_display_mode *hdmi_mode)
> {
> - if (hdmi_mode->vdisplay == 4096 && hdmi_mode->hdisplay == 2160)
> - return hdmi_mode->clock;
> -
> return cea_mode_alternate_clock(hdmi_mode);
> }
>
>
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