target/linux/layerscape/patches-5.4/805-display-0024-drm-bridge-cadence-hdmi-remove-video-mode-limition.patch

   1 From e3ebc237397387251828e52f4c21509d977e7797 Mon Sep 17 00:00:00 2001
   2 From: Sandor Yu <Sandor.yu@nxp.com>
   3 Date: Wed, 13 Nov 2019 16:47:47 +0800
   4 Subject: [PATCH] drm: bridge: cadence: hdmi: remove video mode limition
   5
   6 combine mode is supported by imx8qm DPU.
   7 imx8qm HDMI could support full feature.
   8 Remove the 1080p60 limition.
   9
  10 Signed-off-by: Sandor Yu <Sandor.yu@nxp.com>
  11 ---
  12  drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c | 4 ++--
  13  1 file changed, 2 insertions(+), 2 deletions(-)
  14
  15 --- a/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c
  16 +++ b/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c
  17 @@ -305,8 +305,8 @@ cdns_hdmi_bridge_mode_valid(struct drm_b
  18                         mode->flags & DRM_MODE_FLAG_INTERLACE)
  19                 return MODE_BAD;
  20
  21 -       /* MAX support pixel clock rate 148.5MHz */
  22 -       if (mode->clock > 148500)
  23 +       /* MAX support pixel clock rate 594MHz */
  24 +       if (mode->clock > 594000)
  25                 return MODE_CLOCK_HIGH;
  26
  27         /* 4096x2160 is not supported */