diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.15/950-0632-drm-vc4-hdmi-Take-the-sink-maximum-TMDS-clock-into-a.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.15/950-0632-drm-vc4-hdmi-Take-the-sink-maximum-TMDS-clock-into-a.patch | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/target/linux/bcm27xx/patches-5.15/950-0632-drm-vc4-hdmi-Take-the-sink-maximum-TMDS-clock-into-a.patch b/target/linux/bcm27xx/patches-5.15/950-0632-drm-vc4-hdmi-Take-the-sink-maximum-TMDS-clock-into-a.patch deleted file mode 100644 index 8f999472d2..0000000000 --- a/target/linux/bcm27xx/patches-5.15/950-0632-drm-vc4-hdmi-Take-the-sink-maximum-TMDS-clock-into-a.patch +++ /dev/null @@ -1,40 +0,0 @@ -From e63d40712a11de18ea217c2211dfd3ae937bab7f Mon Sep 17 00:00:00 2001 -From: Maxime Ripard <maxime@cerno.tech> -Date: Mon, 13 Dec 2021 15:33:11 +0100 -Subject: [PATCH] drm/vc4: hdmi: Take the sink maximum TMDS clock into - account - -In the function that validates that the clock isn't too high, we've only -taken our controller limitations into account so far. - -However, the sink can have a limit on the maximum TMDS clock it can deal -with too which is exposed through the EDID and the drm_display_info. - -Make sure we check it. - -Signed-off-by: Maxime Ripard <maxime@cerno.tech> ---- - drivers/gpu/drm/vc4/vc4_hdmi.c | 6 ++++++ - 1 file changed, 6 insertions(+) - ---- a/drivers/gpu/drm/vc4/vc4_hdmi.c -+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c -@@ -1256,12 +1256,18 @@ static enum drm_mode_status - vc4_hdmi_encoder_clock_valid(const struct vc4_hdmi *vc4_hdmi, - unsigned long long clock) - { -+ const struct drm_connector *connector = &vc4_hdmi->connector; -+ const struct drm_display_info *info = &connector->display_info; -+ - if (clock > vc4_hdmi->variant->max_pixel_clock) - return MODE_CLOCK_HIGH; - - if (vc4_hdmi->disable_4kp60 && clock > HDMI_14_MAX_TMDS_CLK) - return MODE_CLOCK_HIGH; - -+ if (info->max_tmds_clock && clock > (info->max_tmds_clock * 1000)) -+ return MODE_CLOCK_HIGH; -+ - return MODE_OK; - } - |