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Olaf Hering pointed out that SAA7146_CLIPPING_MEM would become very large for PAGE_SIZE > 4K. In fact, the number of clipping windows is limited to 16, and calculate_clipping_registers_rect() does not use more than 256 bytes. SAA7146_CLIPPING_MEM adjusted accordingly. Thanks-to: Olaf Hering <[email protected]> Acked-by: Michael Hunold <[email protected]> Signed-off-by: Oliver Endriss <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]>