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authorNeil Armstrong <narmstrong@baylibre.com>2019-07-04 15:52:07 +0200
committerAnatolij Gustschin <agust@denx.de>2019-07-29 00:21:49 +0200
commiteb4ee4e436287a69de7a87ea3070fa52bd327602 (patch)
tree649df3e48b22677e8ef313c5f223c4ef0ec0b0bd /drivers/video
parent1c1ed441b0d1d7d5fbf02cf89a390c04b18f8ba3 (diff)
downloadu-boot-eb4ee4e436287a69de7a87ea3070fa52bd327602.tar.gz
video: display: use edid_get_timing_validate() variant to filter supported EDID modes
Introduce a new display op, mode_valid() to be used with the newly introduced edid_get_timing_validate() function, to filter supported monitor timings if handled by the display driver. Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/display-uclass.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/video/display-uclass.c b/drivers/video/display-uclass.c
index 99ef5e76f5..1a29ce5d85 100644
--- a/drivers/video/display-uclass.c
+++ b/drivers/video/display-uclass.c
@@ -37,6 +37,17 @@ int display_enable(struct udevice *dev, int panel_bpp,
return 0;
}
+static bool display_mode_valid(void *priv, const struct display_timing *timing)
+{
+ struct udevice *dev = priv;
+ struct dm_display_ops *ops = display_get_ops(dev);
+
+ if (ops && ops->mode_valid)
+ return ops->mode_valid(dev, timing);
+
+ return true;
+}
+
int display_read_timing(struct udevice *dev, struct display_timing *timing)
{
struct dm_display_ops *ops = display_get_ops(dev);
@@ -53,7 +64,9 @@ int display_read_timing(struct udevice *dev, struct display_timing *timing)
if (ret < 0)
return ret;
- return edid_get_timing(buf, ret, timing, &panel_bits_per_colour);
+ return edid_get_timing_validate(buf, ret, timing,
+ &panel_bits_per_colour,
+ display_mode_valid, dev);
}
bool display_in_use(struct udevice *dev)