Re: [PATCH v4] fbtft: Improve damage_range to mark only changed rows Instead of marking the entire display as dirty, calculate start_row and end_row based on off/len and mark only those rows. This improves performance for partial framebuffer updates.

[Greg KH]

On Wed, Jan 28, 2026 at 11:08:44PM +0900, ChanSoo Shin wrote:
> Signed-off-by: ChanSoo Shin <csshin9...@gmail.com>
> ---

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