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drm/ast: cursor: Drop page alignment

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The cursor scanout address requires alignment to a multiple of 8,
but does not require page alignment. Change the offset calculation
accordingly. Frees up a few more bytes for the primary framebuffer.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250305163207.267650-8-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2025-03-05 17:30:46 +01:00
parent e5f953b8ea
commit c6a84bc969
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/ast/ast_cursor.c
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@ -58,7 +58,7 @@ long ast_cursor_vram_offset(struct ast_device *ast)
if (size > ast->vram_size)
return -EINVAL;
return PAGE_ALIGN_DOWN(ast->vram_size - size);
return ALIGN_DOWN(ast->vram_size - size, SZ_8);
}
static u32 ast_cursor_calculate_checksum(const void *src, unsigned int width, unsigned int height)