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docs(porting): remove duplicated content (#2984)

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* docs(porting): remove duplicated content

* Update docs/porting/display.md

Co-authored-by: Gabor Kiss-Vamosi <kisvegabor@gmail.com>
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Gabriel Wang 2022-01-10 19:32:17 +00:00 committed by GitHub
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docs/porting/display.md
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@ -100,9 +100,7 @@ There are some optional display driver data fields:
- `screen_transp` if `1` the screen itself can have transparency as well. `LV_COLOR_SCREEN_TRANSP` must be enabled in `lv_conf.h` and `LV_COLOR_DEPTH` must be 32.
- `user_data` A custom `void` user data for the driver.
- `full_refresh` always redrawn the whole screen (see above)
- `direct_mode` drive directly into the frame buffer (see above)
- `user_data` A custom `void `user data for the driver..
- `direct_mode` draw directly into the frame buffer (see above)
Some other optional callbacks to make it easier and more optimal to work with monochrome, grayscale or other non-standard RGB displays:
- `rounder_cb` Round the coordinates of areas to redraw. E.g. a 2x2 px can be converted to 2x8.