drm/loongson: Compute dumb-buffer sizes with drm_mode_size_dumb()

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Call drm_mode_size_dumb() to compute dumb-buffer scanline pitch and
buffer size. Align the pitch according to hardware requirements.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Sui Jingfeng <sui.jingfeng@linux.dev>
Cc: Sui Jingfeng <sui.jingfeng@linux.dev>
Link: https://lore.kernel.org/r/20250821081918.79786-12-tzimmermann@suse.de

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Thomas Zimmermann 2025-08-21 10:17:18 +02:00

parent b1d0e470f8

commit 5d03809440

1 changed files with 8 additions and 21 deletions

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29

drivers/gpu/drm/loongson/lsdc_gem.c

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