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>
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@ -37,6 +37,17 @@ int display_enable(struct udevice *dev, int panel_bpp,
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return 0;
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return 0;
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}
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}
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static bool display_mode_valid(void *priv, const struct display_timing *timing)
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{
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struct udevice *dev = priv;
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struct dm_display_ops *ops = display_get_ops(dev);
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if (ops && ops->mode_valid)
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return ops->mode_valid(dev, timing);
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return true;
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}
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int display_read_timing(struct udevice *dev, struct display_timing *timing)
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int display_read_timing(struct udevice *dev, struct display_timing *timing)
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{
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{
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struct dm_display_ops *ops = display_get_ops(dev);
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struct dm_display_ops *ops = display_get_ops(dev);
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@ -53,7 +64,9 @@ int display_read_timing(struct udevice *dev, struct display_timing *timing)
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if (ret < 0)
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if (ret < 0)
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return ret;
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return ret;
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return edid_get_timing(buf, ret, timing, &panel_bits_per_colour);
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return edid_get_timing_validate(buf, ret, timing,
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&panel_bits_per_colour,
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display_mode_valid, dev);
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}
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}
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bool display_in_use(struct udevice *dev)
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bool display_in_use(struct udevice *dev)
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@ -80,6 +80,16 @@ struct dm_display_ops {
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*/
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*/
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int (*enable)(struct udevice *dev, int panel_bpp,
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int (*enable)(struct udevice *dev, int panel_bpp,
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const struct display_timing *timing);
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const struct display_timing *timing);
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/**
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* mode_valid() - Check if mode is supported
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*
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* @dev: Device to enable
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* @timing: Display timings
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* @return true if supported, false if not
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*/
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bool (*mode_valid)(struct udevice *dev,
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const struct display_timing *timing);
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};
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};
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#define display_get_ops(dev) ((struct dm_display_ops *)(dev)->driver->ops)
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#define display_get_ops(dev) ((struct dm_display_ops *)(dev)->driver->ops)
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