From db67319ac29d2f35ece30bce6a9b611afd6b600f Mon Sep 17 00:00:00 2001 From: Clemens Ladisch Date: Mon, 5 Sep 2005 10:36:27 +0200 Subject: [ALSA] opti93x: optimize a register access Opti9xx drivers When clearing some bits in a register, don't bother with the bits that won't be changed anyway. Signed-off-by: Clemens Ladisch --- sound/isa/opti9xx/opti92x-ad1848.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'sound') diff --git a/sound/isa/opti9xx/opti92x-ad1848.c b/sound/isa/opti9xx/opti92x-ad1848.c index 411a702d85ba..782750d62ebb 100644 --- a/sound/isa/opti9xx/opti92x-ad1848.c +++ b/sound/isa/opti9xx/opti92x-ad1848.c @@ -1038,8 +1038,7 @@ static int snd_opti93x_capture_prepare(snd_pcm_substream_t *substream) chip->c_dma_size = size; snd_opti93x_out_mask(chip, OPTi93X_IFACE_CONF, - OPTi93X_CAPTURE_ENABLE | OPTi93X_CAPTURE_PIO, - (unsigned char)~(OPTi93X_CAPTURE_ENABLE | OPTi93X_CAPTURE_PIO)); + OPTi93X_CAPTURE_ENABLE | OPTi93X_CAPTURE_PIO, 0); snd_dma_program(chip->dma2, runtime->dma_addr, size, DMA_MODE_READ | DMA_AUTOINIT); -- cgit